Example usage for android.widget GridView setColumnWidth

List of usage examples for android.widget GridView setColumnWidth

Introduction

In this page you can find the example usage for android.widget GridView setColumnWidth.

Prototype

public void setColumnWidth(int columnWidth) 

Source Link

Document

Set the width of columns in the grid.

Usage

From source file:org.videolan.vlc.gui.video.VideoGridFragment.java

private void updateViewMode() {
    if (getView() == null || getActivity() == null) {
        Log.w(TAG, "Unable to setup the view");
        return;//from  ww w  .  j  a  va  2 s .c o m
    }

    GridView gv = (GridView) getView().findViewById(android.R.id.list);

    // Compute the left/right padding dynamically
    DisplayMetrics outMetrics = new DisplayMetrics();
    getActivity().getWindowManager().getDefaultDisplay().getMetrics(outMetrics);
    int sidePadding = (int) (outMetrics.widthPixels / 100 * Math.pow(outMetrics.density, 3) / 2);
    sidePadding = Math.max(0, Math.min(100, sidePadding));
    gv.setPadding(sidePadding, gv.getPaddingTop(), sidePadding, gv.getPaddingBottom());

    // Select between grid or list
    if (hasSpaceForGrid(getView())) {
        Log.d(TAG, "Switching to grid mode");
        gv.setNumColumns(GridView.AUTO_FIT);
        gv.setStretchMode(GRID_STRETCH_MODE);
        gv.setHorizontalSpacing(Util.convertDpToPx(GRID_HORIZONTAL_SPACING_DP));
        gv.setVerticalSpacing(Util.convertDpToPx(GRID_VERTICAL_SPACING_DP));
        gv.setColumnWidth(Util.convertDpToPx(GRID_ITEM_WIDTH_DP));
        mVideoAdapter.setListMode(false);
    } else {
        Log.e(TAG, "Switching to list mode");
        gv.setNumColumns(1);
        gv.setStretchMode(LIST_STRETCH_MODE);
        gv.setHorizontalSpacing(LIST_HORIZONTAL_SPACING_DP);
        gv.setVerticalSpacing(Util.convertDpToPx(LIST_VERTICAL_SPACING_DP));
        mVideoAdapter.setListMode(true);
    }
}

From source file:org.telegraph.ui.Components.EmojiView.java

public EmojiView(boolean needStickers, Context context) {
    super(context);

    showStickers = needStickers;/*from w w  w . j  a  v a2  s.c om*/

    for (int i = 0; i < Emoji.data.length + 1; i++) {
        GridView gridView = new GridView(context);
        if (AndroidUtilities.isTablet()) {
            gridView.setColumnWidth(AndroidUtilities.dp(60));
        } else {
            gridView.setColumnWidth(AndroidUtilities.dp(45));
        }
        gridView.setNumColumns(-1);
        views.add(gridView);

        EmojiGridAdapter emojiGridAdapter = new EmojiGridAdapter(i - 1);
        gridView.setAdapter(emojiGridAdapter);
        AndroidUtilities.setListViewEdgeEffectColor(gridView, 0xfff5f6f7);
        adapters.add(emojiGridAdapter);
    }

    if (showStickers) {
        StickersQuery.checkStickers();
        stickersGridView = new GridView(context) {
            @Override
            public boolean onInterceptTouchEvent(MotionEvent event) {
                if (event.getAction() == MotionEvent.ACTION_DOWN) {
                    int x = (int) event.getX();
                    int y = (int) event.getY();
                    int count = stickersGridView.getChildCount();
                    for (int a = 0; a < count; a++) {
                        View view = stickersGridView.getChildAt(a);
                        int top = view.getTop();
                        int bottom = view.getBottom();
                        int left = view.getLeft();
                        int right = view.getRight();
                        if (top > y || bottom < y || left > x || right < x) {
                            continue;
                        }
                        if (!(view instanceof StickerEmojiCell) || !((StickerEmojiCell) view).showingBitmap()) {
                            return super.onInterceptTouchEvent(event);
                        }
                        startX = x;
                        startY = y;
                        currentStickerPreviewCell = (StickerEmojiCell) view;
                        openStickerPreviewRunnable = new Runnable() {
                            @Override
                            public void run() {
                                if (openStickerPreviewRunnable == null) {
                                    return;
                                }
                                stickersGridView.setOnItemClickListener(null);
                                stickersGridView.requestDisallowInterceptTouchEvent(true);
                                openStickerPreviewRunnable = null;
                                StickerPreviewViewer.getInstance().setParentActivity((Activity) getContext());
                                StickerPreviewViewer.getInstance()
                                        .setKeyboardHeight(EmojiView.this.getMeasuredHeight());
                                StickerPreviewViewer.getInstance().open(currentStickerPreviewCell.getSticker());
                                currentStickerPreviewCell.setScaled(true);
                            }
                        };
                        AndroidUtilities.runOnUIThread(openStickerPreviewRunnable, 200);
                        return true;
                    }
                }
                return false;
            }
        };
        stickersGridView.setSelector(R.drawable.transparent);
        stickersGridView.setColumnWidth(AndroidUtilities.dp(72));
        stickersGridView.setNumColumns(-1);
        stickersGridView.setPadding(0, AndroidUtilities.dp(4), 0, 0);
        stickersGridView.setClipToPadding(false);
        views.add(stickersGridView);
        stickersGridAdapter = new StickersGridAdapter(context);
        stickersGridView.setAdapter(stickersGridAdapter);
        stickersGridView.setOnTouchListener(new OnTouchListener() {
            @Override
            public boolean onTouch(View v, MotionEvent event) {
                if (openStickerPreviewRunnable != null || StickerPreviewViewer.getInstance().isVisible()) {
                    if (event.getAction() == MotionEvent.ACTION_UP
                            || event.getAction() == MotionEvent.ACTION_CANCEL
                            || event.getAction() == MotionEvent.ACTION_POINTER_UP) {
                        AndroidUtilities.runOnUIThread(new Runnable() {
                            @Override
                            public void run() {
                                stickersGridView.setOnItemClickListener(stickersOnItemClickListener);
                            }
                        }, 150);
                        if (openStickerPreviewRunnable != null) {
                            AndroidUtilities.cancelRunOnUIThread(openStickerPreviewRunnable);
                            openStickerPreviewRunnable = null;
                        } else if (StickerPreviewViewer.getInstance().isVisible()) {
                            StickerPreviewViewer.getInstance().close();
                            if (currentStickerPreviewCell != null) {
                                currentStickerPreviewCell.setScaled(false);
                                currentStickerPreviewCell = null;
                            }
                        }
                    } else if (event.getAction() != MotionEvent.ACTION_DOWN) {
                        if (StickerPreviewViewer.getInstance().isVisible()) {
                            if (event.getAction() == MotionEvent.ACTION_MOVE) {
                                int x = (int) event.getX();
                                int y = (int) event.getY();
                                int count = stickersGridView.getChildCount();
                                for (int a = 0; a < count; a++) {
                                    View view = stickersGridView.getChildAt(a);
                                    int top = view.getTop();
                                    int bottom = view.getBottom();
                                    int left = view.getLeft();
                                    int right = view.getRight();
                                    if (top > y || bottom < y || left > x || right < x) {
                                        continue;
                                    }
                                    if (!(view instanceof StickerEmojiCell)
                                            || view == currentStickerPreviewCell) {
                                        break;
                                    }
                                    if (currentStickerPreviewCell != null) {
                                        currentStickerPreviewCell.setScaled(false);
                                    }
                                    currentStickerPreviewCell = (StickerEmojiCell) view;
                                    StickerPreviewViewer.getInstance()
                                            .setKeyboardHeight(EmojiView.this.getMeasuredHeight());
                                    StickerPreviewViewer.getInstance()
                                            .open(currentStickerPreviewCell.getSticker());
                                    currentStickerPreviewCell.setScaled(true);
                                    return true;
                                }
                            }
                            return true;
                        } else if (openStickerPreviewRunnable != null) {
                            if (event.getAction() == MotionEvent.ACTION_MOVE) {
                                if (Math.hypot(startX - event.getX(), startY - event.getY()) > AndroidUtilities
                                        .dp(10)) {
                                    AndroidUtilities.cancelRunOnUIThread(openStickerPreviewRunnable);
                                    openStickerPreviewRunnable = null;
                                }
                            } else {
                                AndroidUtilities.cancelRunOnUIThread(openStickerPreviewRunnable);
                                openStickerPreviewRunnable = null;
                            }
                        }
                    }
                }
                return false;
            }
        });
        stickersOnItemClickListener = new AdapterView.OnItemClickListener() {
            @Override
            public void onItemClick(AdapterView<?> parent, View view, int position, long i) {
                if (!(view instanceof StickerEmojiCell)) {
                    return;
                }
                if (openStickerPreviewRunnable != null) {
                    AndroidUtilities.cancelRunOnUIThread(openStickerPreviewRunnable);
                    openStickerPreviewRunnable = null;
                }
                if (currentStickerPreviewCell != null) {
                    currentStickerPreviewCell.setScaled(false);
                    currentStickerPreviewCell = null;
                }
                StickerEmojiCell cell = (StickerEmojiCell) view;
                if (cell.isDisabled()) {
                    return;
                }
                cell.disable();
                TLRPC.Document document = cell.getSticker();
                Integer count = stickersUseHistory.get(document.id);
                if (count == null) {
                    count = 0;
                }
                if (count == 0 && stickersUseHistory.size() > 19) {
                    for (int a = recentStickers.size() - 1; a >= 0; a--) {
                        TLRPC.Document sticker = recentStickers.get(a);
                        stickersUseHistory.remove(sticker.id);
                        recentStickers.remove(a);
                        if (stickersUseHistory.size() <= 19) {
                            break;
                        }
                    }
                }
                stickersUseHistory.put(document.id, ++count);

                long id = StickersQuery.getStickerSetId(document);
                if (id != -1) {
                    count = stickerSetsUseCount.get(id);
                    if (count == null) {
                        count = 0;
                    }
                    stickerSetsUseCount.put(id, ++count);
                }

                saveRecentStickers();
                if (listener != null) {
                    listener.onStickerSelected(document);
                }
            }
        };
        stickersGridView.setOnItemClickListener(stickersOnItemClickListener);
        AndroidUtilities.setListViewEdgeEffectColor(stickersGridView, 0xfff5f6f7);

        stickersWrap = new FrameLayout(context);
        stickersWrap.addView(stickersGridView);

        TextView textView = new TextView(context);
        textView.setText(LocaleController.getString("NoStickers", R.string.NoStickers));
        textView.setTextSize(TypedValue.COMPLEX_UNIT_DIP, 18);
        textView.setTextColor(0xff888888);
        stickersWrap.addView(textView,
                LayoutHelper.createFrame(LayoutHelper.WRAP_CONTENT, LayoutHelper.WRAP_CONTENT, Gravity.CENTER));
        stickersGridView.setEmptyView(textView);

        scrollSlidingTabStrip = new ScrollSlidingTabStrip(context) {

            boolean startedScroll;
            float lastX;
            float lastTranslateX;
            boolean first = true;

            @Override
            public boolean onInterceptTouchEvent(MotionEvent ev) {
                if (getParent() != null) {
                    getParent().requestDisallowInterceptTouchEvent(true);
                }
                return super.onInterceptTouchEvent(ev);
            }

            @Override
            public boolean onTouchEvent(MotionEvent ev) {
                if (Build.VERSION.SDK_INT >= 11) {
                    if (first) {
                        first = false;
                        lastX = ev.getX();
                    }
                    float newTranslationX = ViewProxy.getTranslationX(scrollSlidingTabStrip);
                    if (scrollSlidingTabStrip.getScrollX() == 0 && newTranslationX == 0) {
                        if (!startedScroll && lastX - ev.getX() < 0) {
                            if (pager.beginFakeDrag()) {
                                startedScroll = true;
                                lastTranslateX = ViewProxy.getTranslationX(scrollSlidingTabStrip);
                            }
                        } else if (startedScroll && lastX - ev.getX() > 0) {
                            if (pager.isFakeDragging()) {
                                pager.endFakeDrag();
                                startedScroll = false;
                            }
                        }
                    }
                    if (startedScroll) {
                        int dx = (int) (ev.getX() - lastX + newTranslationX - lastTranslateX);
                        try {
                            pager.fakeDragBy(dx);
                            lastTranslateX = newTranslationX;
                        } catch (Exception e) {
                            try {
                                pager.endFakeDrag();
                            } catch (Exception e2) {
                                //don't promt
                            }
                            startedScroll = false;
                            FileLog.e("tmessages", e);
                        }
                    }
                    lastX = ev.getX();
                    if (ev.getAction() == MotionEvent.ACTION_CANCEL
                            || ev.getAction() == MotionEvent.ACTION_UP) {
                        first = true;
                        if (startedScroll) {
                            pager.endFakeDrag();
                            startedScroll = false;
                        }
                    }
                    return startedScroll || super.onTouchEvent(ev);
                }
                return super.onTouchEvent(ev);
            }
        };
        scrollSlidingTabStrip.setUnderlineHeight(AndroidUtilities.dp(1));
        scrollSlidingTabStrip.setIndicatorColor(0xffe2e5e7);
        scrollSlidingTabStrip.setUnderlineColor(0xffe2e5e7);
        scrollSlidingTabStrip.setVisibility(INVISIBLE);
        addView(scrollSlidingTabStrip,
                LayoutHelper.createFrame(LayoutHelper.MATCH_PARENT, 48, Gravity.LEFT | Gravity.TOP));
        ViewProxy.setTranslationX(scrollSlidingTabStrip, AndroidUtilities.displaySize.x);
        updateStickerTabs();
        scrollSlidingTabStrip.setDelegate(new ScrollSlidingTabStrip.ScrollSlidingTabStripDelegate() {
            @Override
            public void onPageSelected(int page) {
                if (page == 0) {
                    pager.setCurrentItem(0);
                    return;
                } else if (page == 1 && !recentStickers.isEmpty()) {
                    views.get(6).setSelection(0);
                    return;
                }
                int index = page - (recentStickers.isEmpty() ? 1 : 2);
                if (index >= stickerSets.size()) {
                    index = stickerSets.size() - 1;
                }
                views.get(6).setSelection(stickersGridAdapter.getPositionForPack(stickerSets.get(index)));
            }
        });

        stickersGridView.setOnScrollListener(new AbsListView.OnScrollListener() {
            @Override
            public void onScrollStateChanged(AbsListView view, int scrollState) {

            }

            @Override
            public void onScroll(AbsListView view, int firstVisibleItem, int visibleItemCount,
                    int totalItemCount) {
                int count = view.getChildCount();
                for (int a = 0; a < count; a++) {
                    View child = view.getChildAt(a);
                    if (child.getHeight() + child.getTop() < AndroidUtilities.dp(5)) {
                        firstVisibleItem++;
                    } else {
                        break;
                    }
                }
                scrollSlidingTabStrip
                        .onPageScrolled(stickersGridAdapter.getTabForPosition(firstVisibleItem) + 1, 0);
            }
        });
    }

    setBackgroundColor(0xfff5f6f7);

    pager = new ViewPager(context) {
        @Override
        public boolean onInterceptTouchEvent(MotionEvent ev) {
            if (getParent() != null) {
                getParent().requestDisallowInterceptTouchEvent(true);
            }
            return super.onInterceptTouchEvent(ev);
        }
    };
    pager.setAdapter(new EmojiPagesAdapter());

    pagerSlidingTabStripContainer = new LinearLayout(context) {
        @Override
        public boolean onInterceptTouchEvent(MotionEvent ev) {
            if (getParent() != null) {
                getParent().requestDisallowInterceptTouchEvent(true);
            }
            return super.onInterceptTouchEvent(ev);
        }
    };
    pagerSlidingTabStripContainer.setOrientation(LinearLayout.HORIZONTAL);
    pagerSlidingTabStripContainer.setBackgroundColor(0xfff5f6f7);
    addView(pagerSlidingTabStripContainer, LayoutHelper.createFrame(LayoutParams.MATCH_PARENT, 48));

    PagerSlidingTabStrip pagerSlidingTabStrip = new PagerSlidingTabStrip(context);
    pagerSlidingTabStrip.setViewPager(pager);
    pagerSlidingTabStrip.setShouldExpand(true);
    pagerSlidingTabStrip.setIndicatorHeight(AndroidUtilities.dp(2));
    pagerSlidingTabStrip.setUnderlineHeight(AndroidUtilities.dp(1));
    pagerSlidingTabStrip.setIndicatorColor(0xff2b96e2);
    pagerSlidingTabStrip.setUnderlineColor(0xffe2e5e7);
    pagerSlidingTabStripContainer.addView(pagerSlidingTabStrip, LayoutHelper.createLinear(0, 48, 1.0f));
    pagerSlidingTabStrip.setOnPageChangeListener(new ViewPager.OnPageChangeListener() {
        @Override
        public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {
            EmojiView.this.onPageScrolled(position, getMeasuredWidth(), positionOffsetPixels);
        }

        @Override
        public void onPageSelected(int position) {

        }

        @Override
        public void onPageScrollStateChanged(int state) {

        }
    });

    FrameLayout frameLayout = new FrameLayout(context);
    pagerSlidingTabStripContainer.addView(frameLayout, LayoutHelper.createLinear(52, 48));

    backspaceButton = new ImageView(context) {
        @Override
        public boolean onTouchEvent(MotionEvent event) {
            if (event.getAction() == MotionEvent.ACTION_DOWN) {
                backspacePressed = true;
                backspaceOnce = false;
                postBackspaceRunnable(350);
            } else if (event.getAction() == MotionEvent.ACTION_CANCEL
                    || event.getAction() == MotionEvent.ACTION_UP) {
                backspacePressed = false;
                if (!backspaceOnce) {
                    if (listener != null && listener.onBackspace()) {
                        backspaceButton.performHapticFeedback(HapticFeedbackConstants.KEYBOARD_TAP);
                    }
                }
            }
            super.onTouchEvent(event);
            return true;
        }
    };
    backspaceButton.setImageResource(R.drawable.ic_smiles_backspace);
    backspaceButton.setBackgroundResource(R.drawable.ic_emoji_backspace);
    backspaceButton.setScaleType(ImageView.ScaleType.CENTER);
    frameLayout.addView(backspaceButton, LayoutHelper.createFrame(52, 48));

    View view = new View(context);
    view.setBackgroundColor(0xffe2e5e7);
    frameLayout.addView(view, LayoutHelper.createFrame(52, 1, Gravity.LEFT | Gravity.BOTTOM));

    recentsWrap = new FrameLayout(context);
    recentsWrap.addView(views.get(0));

    TextView textView = new TextView(context);
    textView.setText(LocaleController.getString("NoRecent", R.string.NoRecent));
    textView.setTextSize(18);
    textView.setTextColor(0xff888888);
    textView.setGravity(Gravity.CENTER);
    recentsWrap.addView(textView);
    views.get(0).setEmptyView(textView);

    addView(pager, LayoutHelper.createFrame(LayoutHelper.MATCH_PARENT, LayoutHelper.MATCH_PARENT,
            Gravity.LEFT | Gravity.TOP, 0, 48, 0, 0));

    loadRecents();

    if (Emoji.data[0] == null || Emoji.data[0].length == 0) {
        pager.setCurrentItem(1);
    }
}

From source file:com.goftagram.telegram.ui.Components.EmojiView.java

public EmojiView(boolean needStickers, Context context) {
    super(context);

    showStickers = needStickers;//from   w  w  w  .  j  av  a 2  s  . c om

    for (int i = 0; i < EmojiData.dataColored.length + 1; i++) {
        GridView gridView = new GridView(context);
        if (AndroidUtilities.isTablet()) {
            gridView.setColumnWidth(AndroidUtilities.dp(60));
        } else {
            gridView.setColumnWidth(AndroidUtilities.dp(45));
        }
        gridView.setNumColumns(-1);
        views.add(gridView);

        EmojiGridAdapter emojiGridAdapter = new EmojiGridAdapter(i - 1);
        gridView.setAdapter(emojiGridAdapter);
        AndroidUtilities.setListViewEdgeEffectColor(gridView, 0xfff5f6f7);
        adapters.add(emojiGridAdapter);
    }

    if (showStickers) {
        StickersQuery.checkStickers();
        stickersGridView = new GridView(context) {
            @Override
            public boolean onInterceptTouchEvent(MotionEvent event) {
                if (event.getAction() == MotionEvent.ACTION_DOWN) {
                    int x = (int) event.getX();
                    int y = (int) event.getY();
                    int count = stickersGridView.getChildCount();
                    for (int a = 0; a < count; a++) {
                        View view = stickersGridView.getChildAt(a);
                        int top = view.getTop();
                        int bottom = view.getBottom();
                        int left = view.getLeft();
                        int right = view.getRight();
                        if (top > y || bottom < y || left > x || right < x) {
                            continue;
                        }
                        if (!(view instanceof StickerEmojiCell) || !((StickerEmojiCell) view).showingBitmap()) {
                            return super.onInterceptTouchEvent(event);
                        }
                        startX = x;
                        startY = y;
                        currentStickerPreviewCell = (StickerEmojiCell) view;
                        openStickerPreviewRunnable = new Runnable() {
                            @Override
                            public void run() {
                                if (openStickerPreviewRunnable == null) {
                                    return;
                                }
                                stickersGridView.setOnItemClickListener(null);
                                stickersGridView.requestDisallowInterceptTouchEvent(true);
                                openStickerPreviewRunnable = null;
                                StickerPreviewViewer.getInstance().setParentActivity((Activity) getContext());
                                StickerPreviewViewer.getInstance()
                                        .setKeyboardHeight(EmojiView.this.getMeasuredHeight());
                                StickerPreviewViewer.getInstance().open(currentStickerPreviewCell.getSticker());
                                currentStickerPreviewCell.setScaled(true);
                            }
                        };
                        AndroidUtilities.runOnUIThread(openStickerPreviewRunnable, 200);
                        return true;
                    }
                }
                return false;
            }
        };
        stickersGridView.setSelector(R.drawable.transparent);
        stickersGridView.setColumnWidth(AndroidUtilities.dp(72));
        stickersGridView.setNumColumns(-1);
        stickersGridView.setPadding(0, AndroidUtilities.dp(4), 0, 0);
        stickersGridView.setClipToPadding(false);
        views.add(stickersGridView);
        stickersGridAdapter = new StickersGridAdapter(context);
        stickersGridView.setAdapter(stickersGridAdapter);
        stickersGridView.setOnTouchListener(new OnTouchListener() {
            @Override
            public boolean onTouch(View v, MotionEvent event) {
                if (openStickerPreviewRunnable != null || StickerPreviewViewer.getInstance().isVisible()) {
                    if (event.getAction() == MotionEvent.ACTION_UP
                            || event.getAction() == MotionEvent.ACTION_CANCEL
                            || event.getAction() == MotionEvent.ACTION_POINTER_UP) {
                        AndroidUtilities.runOnUIThread(new Runnable() {
                            @Override
                            public void run() {
                                stickersGridView.setOnItemClickListener(stickersOnItemClickListener);
                            }
                        }, 150);
                        if (openStickerPreviewRunnable != null) {
                            AndroidUtilities.cancelRunOnUIThread(openStickerPreviewRunnable);
                            openStickerPreviewRunnable = null;
                        } else if (StickerPreviewViewer.getInstance().isVisible()) {
                            StickerPreviewViewer.getInstance().close();
                            if (currentStickerPreviewCell != null) {
                                currentStickerPreviewCell.setScaled(false);
                                currentStickerPreviewCell = null;
                            }
                        }
                    } else if (event.getAction() != MotionEvent.ACTION_DOWN) {
                        if (StickerPreviewViewer.getInstance().isVisible()) {
                            if (event.getAction() == MotionEvent.ACTION_MOVE) {
                                int x = (int) event.getX();
                                int y = (int) event.getY();
                                int count = stickersGridView.getChildCount();
                                for (int a = 0; a < count; a++) {
                                    View view = stickersGridView.getChildAt(a);
                                    int top = view.getTop();
                                    int bottom = view.getBottom();
                                    int left = view.getLeft();
                                    int right = view.getRight();
                                    if (top > y || bottom < y || left > x || right < x) {
                                        continue;
                                    }
                                    if (!(view instanceof StickerEmojiCell)
                                            || view == currentStickerPreviewCell) {
                                        break;
                                    }
                                    if (currentStickerPreviewCell != null) {
                                        currentStickerPreviewCell.setScaled(false);
                                    }
                                    currentStickerPreviewCell = (StickerEmojiCell) view;
                                    StickerPreviewViewer.getInstance()
                                            .setKeyboardHeight(EmojiView.this.getMeasuredHeight());
                                    StickerPreviewViewer.getInstance()
                                            .open(currentStickerPreviewCell.getSticker());
                                    currentStickerPreviewCell.setScaled(true);
                                    return true;
                                }
                            }
                            return true;
                        } else if (openStickerPreviewRunnable != null) {
                            if (event.getAction() == MotionEvent.ACTION_MOVE) {
                                if (Math.hypot(startX - event.getX(), startY - event.getY()) > AndroidUtilities
                                        .dp(10)) {
                                    AndroidUtilities.cancelRunOnUIThread(openStickerPreviewRunnable);
                                    openStickerPreviewRunnable = null;
                                }
                            } else {
                                AndroidUtilities.cancelRunOnUIThread(openStickerPreviewRunnable);
                                openStickerPreviewRunnable = null;
                            }
                        }
                    }
                }
                return false;
            }
        });
        stickersOnItemClickListener = new AdapterView.OnItemClickListener() {
            @Override
            public void onItemClick(AdapterView<?> parent, View view, int position, long i) {
                if (!(view instanceof StickerEmojiCell)) {
                    return;
                }
                if (openStickerPreviewRunnable != null) {
                    AndroidUtilities.cancelRunOnUIThread(openStickerPreviewRunnable);
                    openStickerPreviewRunnable = null;
                }
                if (currentStickerPreviewCell != null) {
                    currentStickerPreviewCell.setScaled(false);
                    currentStickerPreviewCell = null;
                }
                StickerEmojiCell cell = (StickerEmojiCell) view;
                if (cell.isDisabled()) {
                    return;
                }
                cell.disable();
                TLRPC.Document document = cell.getSticker();
                Integer count = stickersUseHistory.get(document.id);
                if (count == null) {
                    count = 0;
                }
                if (count == 0 && stickersUseHistory.size() > 19) {
                    for (int a = recentStickers.size() - 1; a >= 0; a--) {
                        TLRPC.Document sticker = recentStickers.get(a);
                        stickersUseHistory.remove(sticker.id);
                        recentStickers.remove(a);
                        if (stickersUseHistory.size() <= 19) {
                            break;
                        }
                    }
                }
                stickersUseHistory.put(document.id, ++count);

                saveRecentStickers();
                if (listener != null) {
                    listener.onStickerSelected(document);
                }
            }
        };
        stickersGridView.setOnItemClickListener(stickersOnItemClickListener);
        AndroidUtilities.setListViewEdgeEffectColor(stickersGridView, 0xfff5f6f7);

        stickersWrap = new FrameLayout(context);
        stickersWrap.addView(stickersGridView);

        TextView textView = new TextView(context);
        textView.setText(LocaleController.getString("NoStickers", R.string.NoStickers));
        textView.setTextSize(TypedValue.COMPLEX_UNIT_DIP, 18);
        textView.setTextColor(0xff888888);
        stickersWrap.addView(textView,
                LayoutHelper.createFrame(LayoutHelper.WRAP_CONTENT, LayoutHelper.WRAP_CONTENT, Gravity.CENTER));
        stickersGridView.setEmptyView(textView);

        scrollSlidingTabStrip = new ScrollSlidingTabStrip(context) {

            boolean startedScroll;
            float lastX;
            float lastTranslateX;
            boolean first = true;

            @Override
            public boolean onInterceptTouchEvent(MotionEvent ev) {
                if (getParent() != null) {
                    getParent().requestDisallowInterceptTouchEvent(true);
                }
                return super.onInterceptTouchEvent(ev);
            }

            @Override
            public boolean onTouchEvent(MotionEvent ev) {
                if (Build.VERSION.SDK_INT >= 11) {
                    if (first) {
                        first = false;
                        lastX = ev.getX();
                    }
                    float newTranslationX = ViewProxy.getTranslationX(scrollSlidingTabStrip);
                    if (scrollSlidingTabStrip.getScrollX() == 0 && newTranslationX == 0) {
                        if (!startedScroll && lastX - ev.getX() < 0) {
                            if (pager.beginFakeDrag()) {
                                startedScroll = true;
                                lastTranslateX = ViewProxy.getTranslationX(scrollSlidingTabStrip);
                            }
                        } else if (startedScroll && lastX - ev.getX() > 0) {
                            if (pager.isFakeDragging()) {
                                pager.endFakeDrag();
                                startedScroll = false;
                            }
                        }
                    }
                    if (startedScroll) {
                        int dx = (int) (ev.getX() - lastX + newTranslationX - lastTranslateX);
                        try {
                            pager.fakeDragBy(dx);
                            lastTranslateX = newTranslationX;
                        } catch (Exception e) {
                            try {
                                pager.endFakeDrag();
                            } catch (Exception e2) {
                                //don't promt
                            }
                            startedScroll = false;
                            FileLog.e("tmessages", e);
                        }
                    }
                    lastX = ev.getX();
                    if (ev.getAction() == MotionEvent.ACTION_CANCEL
                            || ev.getAction() == MotionEvent.ACTION_UP) {
                        first = true;
                        if (startedScroll) {
                            pager.endFakeDrag();
                            startedScroll = false;
                        }
                    }
                    return startedScroll || super.onTouchEvent(ev);
                }
                return super.onTouchEvent(ev);
            }
        };
        scrollSlidingTabStrip.setUnderlineHeight(AndroidUtilities.dp(1));
        scrollSlidingTabStrip.setIndicatorColor(0xffe2e5e7);
        scrollSlidingTabStrip.setUnderlineColor(0xffe2e5e7);
        scrollSlidingTabStrip.setVisibility(INVISIBLE);
        addView(scrollSlidingTabStrip,
                LayoutHelper.createFrame(LayoutHelper.MATCH_PARENT, 48, Gravity.LEFT | Gravity.TOP));
        ViewProxy.setTranslationX(scrollSlidingTabStrip, AndroidUtilities.displaySize.x);
        updateStickerTabs();
        scrollSlidingTabStrip.setDelegate(new ScrollSlidingTabStrip.ScrollSlidingTabStripDelegate() {
            @Override
            public void onPageSelected(int page) {
                if (page == 0) {
                    pager.setCurrentItem(0);
                    return;
                } else if (page == 1 && !recentStickers.isEmpty()) {
                    views.get(6).setSelection(0);
                    return;
                }
                int index = page - (recentStickers.isEmpty() ? 1 : 2);
                if (index == stickerSets.size()) {
                    if (listener != null) {
                        listener.onStickersSettingsClick();
                    }
                    return;
                }
                if (index >= stickerSets.size()) {
                    index = stickerSets.size() - 1;
                }
                views.get(6).setSelection(stickersGridAdapter.getPositionForPack(stickerSets.get(index)));
            }
        });

        stickersGridView.setOnScrollListener(new AbsListView.OnScrollListener() {
            @Override
            public void onScrollStateChanged(AbsListView view, int scrollState) {

            }

            @Override
            public void onScroll(AbsListView view, int firstVisibleItem, int visibleItemCount,
                    int totalItemCount) {
                int count = view.getChildCount();
                for (int a = 0; a < count; a++) {
                    View child = view.getChildAt(a);
                    if (child.getHeight() + child.getTop() < AndroidUtilities.dp(5)) {
                        firstVisibleItem++;
                    } else {
                        break;
                    }
                }
                scrollSlidingTabStrip
                        .onPageScrolled(stickersGridAdapter.getTabForPosition(firstVisibleItem) + 1, 0);
            }
        });
    }

    setBackgroundColor(0xfff5f6f7);

    pager = new ViewPager(context) {
        @Override
        public boolean onInterceptTouchEvent(MotionEvent ev) {
            if (getParent() != null) {
                getParent().requestDisallowInterceptTouchEvent(true);
            }
            return super.onInterceptTouchEvent(ev);
        }
    };
    pager.setAdapter(new EmojiPagesAdapter());

    pagerSlidingTabStripContainer = new LinearLayout(context) {
        @Override
        public boolean onInterceptTouchEvent(MotionEvent ev) {
            if (getParent() != null) {
                getParent().requestDisallowInterceptTouchEvent(true);
            }
            return super.onInterceptTouchEvent(ev);
        }
    };
    pagerSlidingTabStripContainer.setOrientation(LinearLayout.HORIZONTAL);
    pagerSlidingTabStripContainer.setBackgroundColor(0xfff5f6f7);
    addView(pagerSlidingTabStripContainer, LayoutHelper.createFrame(LayoutParams.MATCH_PARENT, 48));

    PagerSlidingTabStrip pagerSlidingTabStrip = new PagerSlidingTabStrip(context);
    pagerSlidingTabStrip.setViewPager(pager);
    pagerSlidingTabStrip.setShouldExpand(true);
    pagerSlidingTabStrip.setIndicatorHeight(AndroidUtilities.dp(2));
    pagerSlidingTabStrip.setUnderlineHeight(AndroidUtilities.dp(1));
    pagerSlidingTabStrip.setIndicatorColor(0xff2b96e2);
    pagerSlidingTabStrip.setUnderlineColor(0xffe2e5e7);
    pagerSlidingTabStripContainer.addView(pagerSlidingTabStrip, LayoutHelper.createLinear(0, 48, 1.0f));
    pagerSlidingTabStrip.setOnPageChangeListener(new ViewPager.OnPageChangeListener() {
        @Override
        public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {
            EmojiView.this.onPageScrolled(position, getMeasuredWidth(), positionOffsetPixels);
        }

        @Override
        public void onPageSelected(int position) {

        }

        @Override
        public void onPageScrollStateChanged(int state) {

        }
    });

    FrameLayout frameLayout = new FrameLayout(context);
    pagerSlidingTabStripContainer.addView(frameLayout, LayoutHelper.createLinear(52, 48));

    backspaceButton = new ImageView(context) {
        @Override
        public boolean onTouchEvent(MotionEvent event) {
            if (event.getAction() == MotionEvent.ACTION_DOWN) {
                backspacePressed = true;
                backspaceOnce = false;
                postBackspaceRunnable(350);
            } else if (event.getAction() == MotionEvent.ACTION_CANCEL
                    || event.getAction() == MotionEvent.ACTION_UP) {
                backspacePressed = false;
                if (!backspaceOnce) {
                    if (listener != null && listener.onBackspace()) {
                        backspaceButton.performHapticFeedback(HapticFeedbackConstants.KEYBOARD_TAP);
                    }
                }
            }
            super.onTouchEvent(event);
            return true;
        }
    };
    backspaceButton.setImageResource(R.drawable.ic_smiles_backspace);
    backspaceButton.setBackgroundResource(R.drawable.ic_emoji_backspace);
    backspaceButton.setScaleType(ImageView.ScaleType.CENTER);
    frameLayout.addView(backspaceButton, LayoutHelper.createFrame(52, 48));

    View view = new View(context);
    view.setBackgroundColor(0xffe2e5e7);
    frameLayout.addView(view, LayoutHelper.createFrame(52, 1, Gravity.LEFT | Gravity.BOTTOM));

    recentsWrap = new FrameLayout(context);
    recentsWrap.addView(views.get(0));

    TextView textView = new TextView(context);
    textView.setText(LocaleController.getString("NoRecent", R.string.NoRecent));
    textView.setTextSize(18);
    textView.setTextColor(0xff888888);
    textView.setGravity(Gravity.CENTER);
    recentsWrap.addView(textView);
    views.get(0).setEmptyView(textView);

    addView(pager, LayoutHelper.createFrame(LayoutHelper.MATCH_PARENT, LayoutHelper.MATCH_PARENT,
            Gravity.LEFT | Gravity.TOP, 0, 48, 0, 0));

    emojiSize = AndroidUtilities.dp(AndroidUtilities.isTablet() ? 40 : 32);
    pickerView = new EmojiColorPickerView(context);
    pickerViewPopup = new EmojiPopupWindow(pickerView,
            popupWidth = AndroidUtilities.dp((AndroidUtilities.isTablet() ? 40 : 32) * 6 + 10 + 4 * 5),
            popupHeight = AndroidUtilities.dp(AndroidUtilities.isTablet() ? 64 : 56));
    pickerViewPopup.setOutsideTouchable(true);
    pickerViewPopup.setClippingEnabled(true);
    pickerViewPopup.setInputMethodMode(EmojiPopupWindow.INPUT_METHOD_NOT_NEEDED);
    pickerViewPopup.setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_UNSPECIFIED);
    pickerViewPopup.getContentView().setFocusableInTouchMode(true);
    pickerViewPopup.getContentView().setOnKeyListener(new OnKeyListener() {
        @Override
        public boolean onKey(View v, int keyCode, KeyEvent event) {
            if (keyCode == KeyEvent.KEYCODE_MENU && event.getRepeatCount() == 0
                    && event.getAction() == KeyEvent.ACTION_UP && pickerViewPopup != null
                    && pickerViewPopup.isShowing()) {
                pickerViewPopup.dismiss();
                return true;
            }
            return false;
        }
    });

    loadRecents();
}

From source file:org.telegram.ui.Components.EmojiView.java

public EmojiView(boolean needStickers, Context context) {
    super(context);

    showStickers = needStickers;/*from w ww. j  av a 2s.  co  m*/

    //Creates 5 grid views for each emoji set +
    //for (int i = 0; i < EmojiData.dataColored.length; i++) {
    GridView gridView = new GridView(context);
    if (AndroidUtilities.isTablet()) {
        gridView.setColumnWidth(AndroidUtilities.dp(60));
    } else {
        gridView.setColumnWidth(AndroidUtilities.dp(45));
    }
    gridView.setNumColumns(-1);
    views.add(gridView);

    //EmojiGridAdapter emojiGridAdapter = new EmojiGridAdapter(i-1);
    EmojiGridAdapter emojiGridAdapter = new EmojiGridAdapter(-1);
    gridView.setAdapter(emojiGridAdapter);
    AndroidUtilities.setListViewEdgeEffectColor(gridView, 0xfff5f6f7);
    adapters.add(emojiGridAdapter);
    //}

    if (showStickers) {
        StickersQuery.checkStickers();
        stickersGridView = new GridView(context) {
            @Override
            public boolean onInterceptTouchEvent(MotionEvent event) {
                if (event.getAction() == MotionEvent.ACTION_DOWN) {
                    int x = (int) event.getX();
                    int y = (int) event.getY();
                    int count = stickersGridView.getChildCount();
                    for (int a = 0; a < count; a++) {
                        View view = stickersGridView.getChildAt(a);
                        int top = view.getTop();
                        int bottom = view.getBottom();
                        int left = view.getLeft();
                        int right = view.getRight();
                        if (top > y || bottom < y || left > x || right < x) {
                            continue;
                        }
                        if (!(view instanceof StickerEmojiCell) || !((StickerEmojiCell) view).showingBitmap()) {
                            return super.onInterceptTouchEvent(event);
                        }
                        startX = x;
                        startY = y;
                        currentStickerPreviewCell = (StickerEmojiCell) view;
                        openStickerPreviewRunnable = new Runnable() {
                            @Override
                            public void run() {
                                if (openStickerPreviewRunnable == null) {
                                    return;
                                }
                                stickersGridView.setOnItemClickListener(null);
                                stickersGridView.requestDisallowInterceptTouchEvent(true);
                                openStickerPreviewRunnable = null;
                                StickerPreviewViewer.getInstance().setParentActivity((Activity) getContext());
                                StickerPreviewViewer.getInstance()
                                        .setKeyboardHeight(EmojiView.this.getMeasuredHeight());
                                StickerPreviewViewer.getInstance().open(currentStickerPreviewCell.getSticker());
                                currentStickerPreviewCell.setScaled(true);
                            }
                        };
                        AndroidUtilities.runOnUIThread(openStickerPreviewRunnable, 200);
                        return true;
                    }
                }
                return false;
            }
        };
        stickersGridView.setSelector(R.drawable.transparent);
        stickersGridView.setColumnWidth(AndroidUtilities.dp(72));
        stickersGridView.setNumColumns(-1);
        stickersGridView.setPadding(0, AndroidUtilities.dp(4), 0, 0);
        stickersGridView.setClipToPadding(false);
        views.add(stickersGridView);
        stickersGridAdapter = new StickersGridAdapter(context);
        stickersGridView.setAdapter(stickersGridAdapter);
        stickersGridView.setOnTouchListener(new OnTouchListener() {
            @Override
            public boolean onTouch(View v, MotionEvent event) {
                if (openStickerPreviewRunnable != null || StickerPreviewViewer.getInstance().isVisible()) {
                    if (event.getAction() == MotionEvent.ACTION_UP
                            || event.getAction() == MotionEvent.ACTION_CANCEL
                            || event.getAction() == MotionEvent.ACTION_POINTER_UP) {
                        AndroidUtilities.runOnUIThread(new Runnable() {
                            @Override
                            public void run() {
                                stickersGridView.setOnItemClickListener(stickersOnItemClickListener);
                            }
                        }, 150);
                        if (openStickerPreviewRunnable != null) {
                            AndroidUtilities.cancelRunOnUIThread(openStickerPreviewRunnable);
                            openStickerPreviewRunnable = null;
                        } else if (StickerPreviewViewer.getInstance().isVisible()) {
                            StickerPreviewViewer.getInstance().close();
                            if (currentStickerPreviewCell != null) {
                                currentStickerPreviewCell.setScaled(false);
                                currentStickerPreviewCell = null;
                            }
                        }
                    } else if (event.getAction() != MotionEvent.ACTION_DOWN) {
                        if (StickerPreviewViewer.getInstance().isVisible()) {
                            if (event.getAction() == MotionEvent.ACTION_MOVE) {
                                int x = (int) event.getX();
                                int y = (int) event.getY();
                                int count = stickersGridView.getChildCount();
                                for (int a = 0; a < count; a++) {
                                    View view = stickersGridView.getChildAt(a);
                                    int top = view.getTop();
                                    int bottom = view.getBottom();
                                    int left = view.getLeft();
                                    int right = view.getRight();
                                    if (top > y || bottom < y || left > x || right < x) {
                                        continue;
                                    }
                                    if (!(view instanceof StickerEmojiCell)
                                            || view == currentStickerPreviewCell) {
                                        break;
                                    }
                                    if (currentStickerPreviewCell != null) {
                                        currentStickerPreviewCell.setScaled(false);
                                    }
                                    currentStickerPreviewCell = (StickerEmojiCell) view;
                                    StickerPreviewViewer.getInstance()
                                            .setKeyboardHeight(EmojiView.this.getMeasuredHeight());
                                    StickerPreviewViewer.getInstance()
                                            .open(currentStickerPreviewCell.getSticker());
                                    currentStickerPreviewCell.setScaled(true);
                                    return true;
                                }
                            }
                            return true;
                        } else if (openStickerPreviewRunnable != null) {
                            if (event.getAction() == MotionEvent.ACTION_MOVE) {
                                if (Math.hypot(startX - event.getX(), startY - event.getY()) > AndroidUtilities
                                        .dp(10)) {
                                    AndroidUtilities.cancelRunOnUIThread(openStickerPreviewRunnable);
                                    openStickerPreviewRunnable = null;
                                }
                            } else {
                                AndroidUtilities.cancelRunOnUIThread(openStickerPreviewRunnable);
                                openStickerPreviewRunnable = null;
                            }
                        }
                    }
                }
                return false;
            }
        });
        stickersOnItemClickListener = new AdapterView.OnItemClickListener() {
            @Override
            public void onItemClick(AdapterView<?> parent, View view, int position, long i) {
                if (!(view instanceof StickerEmojiCell)) {
                    return;
                }
                if (openStickerPreviewRunnable != null) {
                    AndroidUtilities.cancelRunOnUIThread(openStickerPreviewRunnable);
                    openStickerPreviewRunnable = null;
                }
                if (currentStickerPreviewCell != null) {
                    currentStickerPreviewCell.setScaled(false);
                    currentStickerPreviewCell = null;
                }
                StickerEmojiCell cell = (StickerEmojiCell) view;
                if (cell.isDisabled()) {
                    return;
                }
                cell.disable();
                TLRPC.Document document = cell.getSticker();
                Integer count = stickersUseHistory.get(document.id);
                if (count == null) {
                    count = 0;
                }
                if (count == 0 && stickersUseHistory.size() > 19) {
                    for (int a = recentStickers.size() - 1; a >= 0; a--) {
                        TLRPC.Document sticker = recentStickers.get(a);
                        stickersUseHistory.remove(sticker.id);
                        recentStickers.remove(a);
                        if (stickersUseHistory.size() <= 19) {
                            break;
                        }
                    }
                }
                stickersUseHistory.put(document.id, ++count);

                long id = StickersQuery.getStickerSetId(document);
                if (id != -1) {
                    count = stickerSetsUseCount.get(id);
                    if (count == null) {
                        count = 0;
                    }
                    stickerSetsUseCount.put(id, ++count);
                }

                saveRecentStickers();
                if (listener != null) {
                    listener.onStickerSelected(document);
                }
            }
        };
        stickersGridView.setOnItemClickListener(stickersOnItemClickListener);
        AndroidUtilities.setListViewEdgeEffectColor(stickersGridView, 0xfff5f6f7);

        stickersWrap = new FrameLayout(context);
        stickersWrap.addView(stickersGridView);

        TextView textView = new TextView(context);
        textView.setText(LocaleController.getString("NoStickers", R.string.NoStickers));
        textView.setTextSize(TypedValue.COMPLEX_UNIT_DIP, 18);
        textView.setTextColor(0xff888888);
        stickersWrap.addView(textView,
                LayoutHelper.createFrame(LayoutHelper.WRAP_CONTENT, LayoutHelper.WRAP_CONTENT, Gravity.CENTER));
        stickersGridView.setEmptyView(textView);

        scrollSlidingTabStrip = new ScrollSlidingTabStrip(context) {

            boolean startedScroll;
            float lastX;
            float lastTranslateX;
            boolean first = true;

            @Override
            public boolean onInterceptTouchEvent(MotionEvent ev) {
                if (getParent() != null) {
                    getParent().requestDisallowInterceptTouchEvent(true);
                }
                return super.onInterceptTouchEvent(ev);
            }

            @Override
            public boolean onTouchEvent(MotionEvent ev) {
                if (Build.VERSION.SDK_INT >= 11) {
                    if (first) {
                        first = false;
                        lastX = ev.getX();
                    }
                    float newTranslationX = ViewProxy.getTranslationX(scrollSlidingTabStrip);
                    if (scrollSlidingTabStrip.getScrollX() == 0 && newTranslationX == 0) {
                        if (!startedScroll && lastX - ev.getX() < 0) {
                            if (pager.beginFakeDrag()) {
                                startedScroll = true;
                                lastTranslateX = ViewProxy.getTranslationX(scrollSlidingTabStrip);
                            }
                        } else if (startedScroll && lastX - ev.getX() > 0) {
                            if (pager.isFakeDragging()) {
                                pager.endFakeDrag();
                                startedScroll = false;
                            }
                        }
                    }
                    if (startedScroll) {
                        int dx = (int) (ev.getX() - lastX + newTranslationX - lastTranslateX);
                        try {
                            pager.fakeDragBy(dx);
                            lastTranslateX = newTranslationX;
                        } catch (Exception e) {
                            try {
                                pager.endFakeDrag();
                            } catch (Exception e2) {
                                //don't promt
                            }
                            startedScroll = false;
                            FileLog.e("tmessages", e);
                        }
                    }
                    lastX = ev.getX();
                    if (ev.getAction() == MotionEvent.ACTION_CANCEL
                            || ev.getAction() == MotionEvent.ACTION_UP) {
                        first = true;
                        if (startedScroll) {
                            pager.endFakeDrag();
                            startedScroll = false;
                        }
                    }
                    return startedScroll || super.onTouchEvent(ev);
                }
                return super.onTouchEvent(ev);
            }
        };
        scrollSlidingTabStrip.setUnderlineHeight(AndroidUtilities.dp(1));
        scrollSlidingTabStrip.setIndicatorColor(0xffe2e5e7);
        scrollSlidingTabStrip.setUnderlineColor(0xffe2e5e7);
        scrollSlidingTabStrip.setVisibility(INVISIBLE);
        addView(scrollSlidingTabStrip,
                LayoutHelper.createFrame(LayoutHelper.MATCH_PARENT, 48, Gravity.LEFT | Gravity.TOP));
        ViewProxy.setTranslationX(scrollSlidingTabStrip, AndroidUtilities.displaySize.x);
        updateStickerTabs();
        scrollSlidingTabStrip.setDelegate(new ScrollSlidingTabStrip.ScrollSlidingTabStripDelegate() {
            @Override
            public void onPageSelected(int page) {
                if (page == 0) {
                    pager.setCurrentItem(0);
                    return;
                } else if (page == 1 && !recentStickers.isEmpty()) {
                    views.get(6).setSelection(0);
                    return;
                }
                int index = page - (recentStickers.isEmpty() ? 1 : 2);
                if (index >= stickerSets.size()) {
                    index = stickerSets.size() - 1;
                }
                views.get(6).setSelection(stickersGridAdapter.getPositionForPack(stickerSets.get(index)));
            }
        });

        stickersGridView.setOnScrollListener(new AbsListView.OnScrollListener() {
            @Override
            public void onScrollStateChanged(AbsListView view, int scrollState) {

            }

            @Override
            public void onScroll(AbsListView view, int firstVisibleItem, int visibleItemCount,
                    int totalItemCount) {
                int count = view.getChildCount();
                for (int a = 0; a < count; a++) {
                    View child = view.getChildAt(a);
                    if (child.getHeight() + child.getTop() < AndroidUtilities.dp(5)) {
                        firstVisibleItem++;
                    } else {
                        break;
                    }
                }
                scrollSlidingTabStrip
                        .onPageScrolled(stickersGridAdapter.getTabForPosition(firstVisibleItem) + 1, 0);
            }
        });
    }

    setBackgroundColor(0xfff5f6f7);

    pager = new ViewPager(context) {
        @Override
        public boolean onInterceptTouchEvent(MotionEvent ev) {
            if (getParent() != null) {
                getParent().requestDisallowInterceptTouchEvent(true);
            }
            return super.onInterceptTouchEvent(ev);
        }
    };
    pager.setAdapter(new EmojiPagesAdapter());

    pagerSlidingTabStripContainer = new LinearLayout(context) {
        @Override
        public boolean onInterceptTouchEvent(MotionEvent ev) {
            if (getParent() != null) {
                getParent().requestDisallowInterceptTouchEvent(true);
            }
            return super.onInterceptTouchEvent(ev);
        }
    };
    pagerSlidingTabStripContainer.setOrientation(LinearLayout.HORIZONTAL);
    pagerSlidingTabStripContainer.setBackgroundColor(0xfff5f6f7);
    addView(pagerSlidingTabStripContainer, LayoutHelper.createFrame(LayoutParams.MATCH_PARENT, 48));

    PagerSlidingTabStrip pagerSlidingTabStrip = new PagerSlidingTabStrip(context);
    pagerSlidingTabStrip.setViewPager(pager);
    pagerSlidingTabStrip.setShouldExpand(true);
    pagerSlidingTabStrip.setIndicatorHeight(AndroidUtilities.dp(2));
    pagerSlidingTabStrip.setUnderlineHeight(AndroidUtilities.dp(1));
    pagerSlidingTabStrip.setIndicatorColor(0xff2b96e2);
    pagerSlidingTabStrip.setUnderlineColor(0xffe2e5e7);
    pagerSlidingTabStripContainer.addView(pagerSlidingTabStrip, LayoutHelper.createLinear(0, 48, 1.0f));
    pagerSlidingTabStrip.setOnPageChangeListener(new ViewPager.OnPageChangeListener() {
        @Override
        public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {
            EmojiView.this.onPageScrolled(position, getMeasuredWidth(), positionOffsetPixels);
        }

        @Override
        public void onPageSelected(int position) {

        }

        @Override
        public void onPageScrollStateChanged(int state) {

        }
    });

    FrameLayout frameLayout = new FrameLayout(context);
    pagerSlidingTabStripContainer.addView(frameLayout, LayoutHelper.createLinear(52, 48));

    backspaceButton = new ImageView(context) {
        @Override
        public boolean onTouchEvent(MotionEvent event) {
            if (event.getAction() == MotionEvent.ACTION_DOWN) {
                backspacePressed = true;
                backspaceOnce = false;
                postBackspaceRunnable(350);
            } else if (event.getAction() == MotionEvent.ACTION_CANCEL
                    || event.getAction() == MotionEvent.ACTION_UP) {
                backspacePressed = false;
                if (!backspaceOnce) {
                    if (listener != null && listener.onBackspace()) {
                        backspaceButton.performHapticFeedback(HapticFeedbackConstants.KEYBOARD_TAP);
                    }
                }
            }
            super.onTouchEvent(event);
            return true;
        }
    };
    backspaceButton.setImageResource(R.drawable.ic_smiles_backspace);
    backspaceButton.setBackgroundResource(R.drawable.ic_emoji_backspace);
    backspaceButton.setScaleType(ImageView.ScaleType.CENTER);
    frameLayout.addView(backspaceButton, LayoutHelper.createFrame(52, 48));

    View view = new View(context);
    view.setBackgroundColor(0xffe2e5e7);
    frameLayout.addView(view, LayoutHelper.createFrame(52, 1, Gravity.LEFT | Gravity.BOTTOM));

    recentsWrap = new FrameLayout(context);
    recentsWrap.addView(views.get(0));

    TextView textView = new TextView(context);
    textView.setText(LocaleController.getString("NoRecent", R.string.NoRecent));
    textView.setTextSize(18);
    textView.setTextColor(0xff888888);
    textView.setGravity(Gravity.CENTER);
    recentsWrap.addView(textView);
    views.get(0).setEmptyView(textView);

    addView(pager, LayoutHelper.createFrame(LayoutHelper.MATCH_PARENT, LayoutHelper.MATCH_PARENT,
            Gravity.LEFT | Gravity.TOP, 0, 48, 0, 0));

    emojiSize = AndroidUtilities.dp(AndroidUtilities.isTablet() ? 40 : 32);
    pickerView = new EmojiColorPickerView(context);
    pickerViewPopup = new EmojiPopupWindow(pickerView,
            popupWidth = AndroidUtilities.dp((AndroidUtilities.isTablet() ? 40 : 32) * 6 + 10 + 4 * 5),
            popupHeight = AndroidUtilities.dp(AndroidUtilities.isTablet() ? 64 : 56));
    pickerViewPopup.setOutsideTouchable(true);
    pickerViewPopup.setClippingEnabled(true);
    pickerViewPopup.setInputMethodMode(EmojiPopupWindow.INPUT_METHOD_NOT_NEEDED);
    pickerViewPopup.setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_UNSPECIFIED);
    pickerViewPopup.getContentView().setFocusableInTouchMode(true);
    pickerViewPopup.getContentView().setOnKeyListener(new OnKeyListener() {
        @Override
        public boolean onKey(View v, int keyCode, KeyEvent event) {
            if (keyCode == KeyEvent.KEYCODE_MENU && event.getRepeatCount() == 0
                    && event.getAction() == KeyEvent.ACTION_UP && pickerViewPopup != null
                    && pickerViewPopup.isShowing()) {
                pickerViewPopup.dismiss();
                return true;
            }
            return false;
        }
    });

    loadRecents();
}

From source file:com.panahit.ui.Components.EmojiView.java

public EmojiView(boolean needStickers, boolean needGif, final Context context) {
    super(context);

    showStickers = needStickers;// w  ww.  j  a  v a 2 s . c  o m
    showGifs = needGif;

    for (int i = 0; i < EmojiData.dataColored.length + 1; i++) {
        GridView gridView = new GridView(context);
        if (AndroidUtilities.isTablet()) {
            gridView.setColumnWidth(AndroidUtilities.dp(60));
        } else {
            gridView.setColumnWidth(AndroidUtilities.dp(45));
        }
        gridView.setNumColumns(-1);
        views.add(gridView);

        EmojiGridAdapter emojiGridAdapter = new EmojiGridAdapter(i - 1);
        gridView.setAdapter(emojiGridAdapter);
        AndroidUtilities.setListViewEdgeEffectColor(gridView, 0xfff5f6f7);
        adapters.add(emojiGridAdapter);
    }

    if (showStickers) {
        StickersQuery.checkStickers();
        stickersGridView = new GridView(context) {
            @Override
            public boolean onInterceptTouchEvent(MotionEvent event) {
                boolean result = StickerPreviewViewer.getInstance().onInterceptTouchEvent(event,
                        stickersGridView, EmojiView.this.getMeasuredHeight());
                return super.onInterceptTouchEvent(event) || result;
            }

            @Override
            public void setVisibility(int visibility) {
                if (gifsGridView != null && gifsGridView.getVisibility() == VISIBLE) {
                    super.setVisibility(GONE);
                    return;
                }
                super.setVisibility(visibility);
            }
        };
        stickersGridView.setSelector(R.drawable.transparent);
        stickersGridView.setColumnWidth(AndroidUtilities.dp(72));
        stickersGridView.setNumColumns(-1);
        stickersGridView.setPadding(0, AndroidUtilities.dp(4), 0, 0);
        stickersGridView.setClipToPadding(false);
        views.add(stickersGridView);
        stickersGridAdapter = new StickersGridAdapter(context);
        stickersGridView.setAdapter(stickersGridAdapter);
        stickersGridView.setOnTouchListener(new OnTouchListener() {
            @Override
            public boolean onTouch(View v, MotionEvent event) {
                return StickerPreviewViewer.getInstance().onTouch(event, stickersGridView,
                        EmojiView.this.getMeasuredHeight(), stickersOnItemClickListener);
            }
        });
        stickersOnItemClickListener = new AdapterView.OnItemClickListener() {
            @Override
            public void onItemClick(AdapterView<?> parent, View view, int position, long i) {
                if (!(view instanceof StickerEmojiCell)) {
                    return;
                }
                StickerPreviewViewer.getInstance().reset();
                StickerEmojiCell cell = (StickerEmojiCell) view;
                if (cell.isDisabled()) {
                    return;
                }
                cell.disable();
                TLRPC.Document document = cell.getSticker();
                int index = newRecentStickers.indexOf(document.id);
                if (index == -1) {
                    newRecentStickers.add(0, document.id);
                    if (newRecentStickers.size() > 20) {
                        newRecentStickers.remove(newRecentStickers.size() - 1);
                    }
                } else if (index != 0) {
                    newRecentStickers.remove(index);
                    newRecentStickers.add(0, document.id);
                }

                saveRecentStickers();
                if (listener != null) {
                    listener.onStickerSelected(document);
                }
            }
        };
        stickersGridView.setOnItemClickListener(stickersOnItemClickListener);
        AndroidUtilities.setListViewEdgeEffectColor(stickersGridView, 0xfff5f6f7);

        stickersWrap = new FrameLayout(context);
        stickersWrap.addView(stickersGridView);

        if (needGif) {
            gifsGridView = new RecyclerListView(context);
            gifsGridView.setLayoutManager(flowLayoutManager = new FlowLayoutManager() {

                private Size size = new Size();

                @Override
                protected Size getSizeForItem(int i) {
                    TLRPC.Document document = recentImages.get(i).document;
                    size.width = document.thumb != null && document.thumb.w != 0 ? document.thumb.w : 100;
                    size.height = document.thumb != null && document.thumb.h != 0 ? document.thumb.h : 100;
                    for (int b = 0; b < document.attributes.size(); b++) {
                        TLRPC.DocumentAttribute attribute = document.attributes.get(b);
                        if (attribute instanceof TLRPC.TL_documentAttributeImageSize
                                || attribute instanceof TLRPC.TL_documentAttributeVideo) {
                            size.width = attribute.w;
                            size.height = attribute.h;
                            break;
                        }
                    }
                    return size;
                }
            });
            if (Build.VERSION.SDK_INT >= 9) {
                gifsGridView.setOverScrollMode(RecyclerListView.OVER_SCROLL_NEVER);
            }
            gifsGridView.setAdapter(gifsAdapter = new GifsAdapter(context));
            gifsGridView.setOnItemClickListener(new RecyclerListView.OnItemClickListener() {
                @Override
                public void onItemClick(View view, int position) {
                    if (position < 0 || position >= recentImages.size() || listener == null) {
                        return;
                    }
                    TLRPC.Document document = recentImages.get(position).document;
                    listener.onStickerSelected(document);
                }
            });
            gifsGridView.setOnItemLongClickListener(new RecyclerListView.OnItemLongClickListener() {
                @Override
                public boolean onItemClick(View view, int position) {
                    if (position < 0 || position >= recentImages.size()) {
                        return false;
                    }
                    final MediaController.SearchImage searchImage = recentImages.get(position);
                    AlertDialog.Builder builder = new AlertDialog.Builder(view.getContext());
                    builder.setTitle(LocaleController.getString("AppName", R.string.AppName));
                    builder.setMessage(LocaleController.getString("DeleteGif", R.string.DeleteGif));
                    builder.setPositiveButton(LocaleController.getString("OK", R.string.OK).toUpperCase(),
                            new DialogInterface.OnClickListener() {
                                @Override
                                public void onClick(DialogInterface dialogInterface, int i) {
                                    recentImages.remove(searchImage);
                                    TLRPC.TL_messages_saveGif req = new TLRPC.TL_messages_saveGif();
                                    req.id = new TLRPC.TL_inputDocument();
                                    req.id.id = searchImage.document.id;
                                    req.id.access_hash = searchImage.document.access_hash;
                                    req.unsave = true;
                                    ConnectionsManager.getInstance().sendRequest(req, new RequestDelegate() {
                                        @Override
                                        public void run(TLObject response, TLRPC.TL_error error) {

                                        }
                                    });
                                    MessagesStorage.getInstance().removeWebRecent(searchImage);
                                    if (gifsAdapter != null) {
                                        gifsAdapter.notifyDataSetChanged();
                                    }
                                    if (recentImages.isEmpty()) {
                                        updateStickerTabs();
                                    }
                                }
                            });
                    builder.setNegativeButton(LocaleController.getString("Cancel", R.string.Cancel), null);
                    builder.show().setCanceledOnTouchOutside(true);
                    return true;
                }
            });
            gifsGridView.setVisibility(GONE);
            stickersWrap.addView(gifsGridView);
        }

        stickersEmptyView = new TextView(context);
        stickersEmptyView.setText(LocaleController.getString("NoStickers", R.string.NoStickers));
        stickersEmptyView.setTextSize(TypedValue.COMPLEX_UNIT_DIP, 18);
        stickersEmptyView.setTextColor(0xff888888);
        stickersWrap.addView(stickersEmptyView,
                LayoutHelper.createFrame(LayoutHelper.WRAP_CONTENT, LayoutHelper.WRAP_CONTENT, Gravity.CENTER));
        stickersGridView.setEmptyView(stickersEmptyView);

        scrollSlidingTabStrip = new ScrollSlidingTabStrip(context) {

            boolean startedScroll;
            float lastX;
            float lastTranslateX;
            boolean first = true;

            @Override
            public boolean onInterceptTouchEvent(MotionEvent ev) {
                if (getParent() != null) {
                    getParent().requestDisallowInterceptTouchEvent(true);
                }
                return super.onInterceptTouchEvent(ev);
            }

            @Override
            public boolean onTouchEvent(MotionEvent ev) {
                if (Build.VERSION.SDK_INT >= 11) {
                    if (first) {
                        first = false;
                        lastX = ev.getX();
                    }
                    float newTranslationX = ViewProxy.getTranslationX(scrollSlidingTabStrip);
                    if (scrollSlidingTabStrip.getScrollX() == 0 && newTranslationX == 0) {
                        if (!startedScroll && lastX - ev.getX() < 0) {
                            if (pager.beginFakeDrag()) {
                                startedScroll = true;
                                lastTranslateX = ViewProxy.getTranslationX(scrollSlidingTabStrip);
                            }
                        } else if (startedScroll && lastX - ev.getX() > 0) {
                            if (pager.isFakeDragging()) {
                                pager.endFakeDrag();
                                startedScroll = false;
                            }
                        }
                    }
                    if (startedScroll) {
                        int dx = (int) (ev.getX() - lastX + newTranslationX - lastTranslateX);
                        try {
                            pager.fakeDragBy(dx);
                            lastTranslateX = newTranslationX;
                        } catch (Exception e) {
                            try {
                                pager.endFakeDrag();
                            } catch (Exception e2) {
                                //don't promt
                            }
                            startedScroll = false;
                            FileLog.e("tmessages", e);
                        }
                    }
                    lastX = ev.getX();
                    if (ev.getAction() == MotionEvent.ACTION_CANCEL
                            || ev.getAction() == MotionEvent.ACTION_UP) {
                        first = true;
                        if (startedScroll) {
                            pager.endFakeDrag();
                            startedScroll = false;
                        }
                    }
                    return startedScroll || super.onTouchEvent(ev);
                }
                return super.onTouchEvent(ev);
            }
        };
        scrollSlidingTabStrip.setUnderlineHeight(AndroidUtilities.dp(1));
        scrollSlidingTabStrip.setIndicatorColor(0xffe2e5e7);
        scrollSlidingTabStrip.setUnderlineColor(0xffe2e5e7);
        scrollSlidingTabStrip.setVisibility(INVISIBLE);
        addView(scrollSlidingTabStrip,
                LayoutHelper.createFrame(LayoutHelper.MATCH_PARENT, 48, Gravity.LEFT | Gravity.TOP));
        ViewProxy.setTranslationX(scrollSlidingTabStrip, AndroidUtilities.displaySize.x);
        updateStickerTabs();
        scrollSlidingTabStrip.setDelegate(new ScrollSlidingTabStrip.ScrollSlidingTabStripDelegate() {
            @Override
            public void onPageSelected(int page) {
                if (gifsGridView != null) {
                    if (page == gifTabBum + 1) {
                        if (gifsGridView.getVisibility() != VISIBLE) {
                            listener.onGifTab(true);
                            showGifTab();
                        }
                    } else {
                        if (gifsGridView.getVisibility() == VISIBLE) {
                            listener.onGifTab(false);
                            gifsGridView.setVisibility(GONE);
                            stickersGridView.setVisibility(VISIBLE);
                            stickersEmptyView
                                    .setVisibility(stickersGridAdapter.getCount() != 0 ? GONE : VISIBLE);
                        }
                    }
                }
                if (page == 0) {
                    pager.setCurrentItem(0);
                    return;
                } else {
                    if (page == gifTabBum + 1) {
                        return;
                    } else {
                        if (page == recentTabBum + 1) {
                            views.get(6).setSelection(0);
                            return;
                        }
                    }
                }
                int index = page - 1 - stickersTabOffset;
                if (index == stickerSets.size()) {
                    if (listener != null) {
                        listener.onStickersSettingsClick();
                    }
                    return;
                }
                if (index >= stickerSets.size()) {
                    index = stickerSets.size() - 1;
                }
                views.get(6).setSelection(stickersGridAdapter.getPositionForPack(stickerSets.get(index)));
            }
        });

        stickersGridView.setOnScrollListener(new AbsListView.OnScrollListener() {
            @Override
            public void onScrollStateChanged(AbsListView view, int scrollState) {

            }

            @Override
            public void onScroll(AbsListView view, int firstVisibleItem, int visibleItemCount,
                    int totalItemCount) {
                checkStickersScroll(firstVisibleItem);
            }
        });
    }

    setBackgroundColor(0xfff5f6f7);

    pager = new ViewPager(context) {
        @Override
        public boolean onInterceptTouchEvent(MotionEvent ev) {
            if (getParent() != null) {
                getParent().requestDisallowInterceptTouchEvent(true);
            }
            return super.onInterceptTouchEvent(ev);
        }
    };
    pager.setAdapter(new EmojiPagesAdapter());

    pagerSlidingTabStripContainer = new LinearLayout(context) {
        @Override
        public boolean onInterceptTouchEvent(MotionEvent ev) {
            if (getParent() != null) {
                getParent().requestDisallowInterceptTouchEvent(true);
            }
            return super.onInterceptTouchEvent(ev);
        }
    };
    pagerSlidingTabStripContainer.setOrientation(LinearLayout.HORIZONTAL);
    pagerSlidingTabStripContainer.setBackgroundColor(0xfff5f6f7);
    addView(pagerSlidingTabStripContainer, LayoutHelper.createFrame(LayoutParams.MATCH_PARENT, 48));

    PagerSlidingTabStrip pagerSlidingTabStrip = new PagerSlidingTabStrip(context);
    pagerSlidingTabStrip.setViewPager(pager);
    pagerSlidingTabStrip.setShouldExpand(true);
    pagerSlidingTabStrip.setIndicatorHeight(AndroidUtilities.dp(2));
    pagerSlidingTabStrip.setUnderlineHeight(AndroidUtilities.dp(1));
    pagerSlidingTabStrip.setIndicatorColor(0xff2b96e2);
    pagerSlidingTabStrip.setUnderlineColor(0xffe2e5e7);
    pagerSlidingTabStripContainer.addView(pagerSlidingTabStrip, LayoutHelper.createLinear(0, 48, 1.0f));
    pagerSlidingTabStrip.setOnPageChangeListener(new ViewPager.OnPageChangeListener() {
        @Override
        public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {
            EmojiView.this.onPageScrolled(position, getMeasuredWidth(), positionOffsetPixels);
        }

        @Override
        public void onPageSelected(int position) {

        }

        @Override
        public void onPageScrollStateChanged(int state) {

        }
    });

    FrameLayout frameLayout = new FrameLayout(context);
    pagerSlidingTabStripContainer.addView(frameLayout, LayoutHelper.createLinear(52, 48));

    backspaceButton = new ImageView(context) {
        @Override
        public boolean onTouchEvent(MotionEvent event) {
            if (event.getAction() == MotionEvent.ACTION_DOWN) {
                backspacePressed = true;
                backspaceOnce = false;
                postBackspaceRunnable(350);
            } else if (event.getAction() == MotionEvent.ACTION_CANCEL
                    || event.getAction() == MotionEvent.ACTION_UP) {
                backspacePressed = false;
                if (!backspaceOnce) {
                    if (listener != null && listener.onBackspace()) {
                        backspaceButton.performHapticFeedback(HapticFeedbackConstants.KEYBOARD_TAP);
                    }
                }
            }
            super.onTouchEvent(event);
            return true;
        }
    };
    backspaceButton.setImageResource(R.drawable.ic_smiles_backspace);
    backspaceButton.setBackgroundResource(R.drawable.ic_emoji_backspace);
    backspaceButton.setScaleType(ImageView.ScaleType.CENTER);
    frameLayout.addView(backspaceButton, LayoutHelper.createFrame(52, 48));

    View view = new View(context);
    view.setBackgroundColor(0xffe2e5e7);
    frameLayout.addView(view, LayoutHelper.createFrame(52, 1, Gravity.LEFT | Gravity.BOTTOM));

    recentsWrap = new FrameLayout(context);
    recentsWrap.addView(views.get(0));

    TextView textView = new TextView(context);
    textView.setText(LocaleController.getString("NoRecent", R.string.NoRecent));
    textView.setTextSize(18);
    textView.setTextColor(0xff888888);
    textView.setGravity(Gravity.CENTER);
    recentsWrap.addView(textView);
    views.get(0).setEmptyView(textView);

    addView(pager, LayoutHelper.createFrame(LayoutHelper.MATCH_PARENT, LayoutHelper.MATCH_PARENT,
            Gravity.LEFT | Gravity.TOP, 0, 48, 0, 0));

    emojiSize = AndroidUtilities.dp(AndroidUtilities.isTablet() ? 40 : 32);
    pickerView = new EmojiColorPickerView(context);
    pickerViewPopup = new EmojiPopupWindow(pickerView,
            popupWidth = AndroidUtilities.dp((AndroidUtilities.isTablet() ? 40 : 32) * 6 + 10 + 4 * 5),
            popupHeight = AndroidUtilities.dp(AndroidUtilities.isTablet() ? 64 : 56));
    pickerViewPopup.setOutsideTouchable(true);
    pickerViewPopup.setClippingEnabled(true);
    pickerViewPopup.setInputMethodMode(EmojiPopupWindow.INPUT_METHOD_NOT_NEEDED);
    pickerViewPopup.setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_UNSPECIFIED);
    pickerViewPopup.getContentView().setFocusableInTouchMode(true);
    pickerViewPopup.getContentView().setOnKeyListener(new OnKeyListener() {
        @Override
        public boolean onKey(View v, int keyCode, KeyEvent event) {
            if (keyCode == KeyEvent.KEYCODE_MENU && event.getRepeatCount() == 0
                    && event.getAction() == KeyEvent.ACTION_UP && pickerViewPopup != null
                    && pickerViewPopup.isShowing()) {
                pickerViewPopup.dismiss();
                return true;
            }
            return false;
        }
    });

    loadRecents();
}

From source file:org.cafemember.ui.Components.EmojiView.java

public EmojiView(boolean needStickers, boolean needGif, final Context context) {
    super(context);

    showStickers = needStickers;//from   w w  w  .  j a  va 2  s .c  o m
    showGifs = needGif;

    for (int i = 0; i < EmojiData.dataColored.length + 1; i++) {
        GridView gridView = new GridView(context);
        if (AndroidUtilities.isTablet()) {
            gridView.setColumnWidth(AndroidUtilities.dp(60));
        } else {
            gridView.setColumnWidth(AndroidUtilities.dp(45));
        }
        gridView.setNumColumns(-1);
        views.add(gridView);

        EmojiGridAdapter emojiGridAdapter = new EmojiGridAdapter(i - 1);
        gridView.setAdapter(emojiGridAdapter);
        AndroidUtilities.setListViewEdgeEffectColor(gridView, 0xfff5f6f7);
        adapters.add(emojiGridAdapter);
    }

    if (showStickers) {
        StickersQuery.checkStickers();
        stickersGridView = new GridView(context) {
            @Override
            public boolean onInterceptTouchEvent(MotionEvent event) {
                boolean result = StickerPreviewViewer.getInstance().onInterceptTouchEvent(event,
                        stickersGridView, EmojiView.this.getMeasuredHeight());
                return super.onInterceptTouchEvent(event) || result;
            }

            @Override
            public void setVisibility(int visibility) {
                if (gifsGridView != null && gifsGridView.getVisibility() == VISIBLE) {
                    super.setVisibility(GONE);
                    return;
                }
                super.setVisibility(visibility);
            }
        };
        stickersGridView.setSelector(R.drawable.transparent);
        stickersGridView.setColumnWidth(AndroidUtilities.dp(72));
        stickersGridView.setNumColumns(-1);
        stickersGridView.setPadding(0, AndroidUtilities.dp(4), 0, 0);
        stickersGridView.setClipToPadding(false);
        views.add(stickersGridView);
        stickersGridAdapter = new StickersGridAdapter(context);
        stickersGridView.setAdapter(stickersGridAdapter);
        stickersGridView.setOnTouchListener(new OnTouchListener() {
            @Override
            public boolean onTouch(View v, MotionEvent event) {
                return StickerPreviewViewer.getInstance().onTouch(event, stickersGridView,
                        EmojiView.this.getMeasuredHeight(), stickersOnItemClickListener);
            }
        });
        stickersOnItemClickListener = new AdapterView.OnItemClickListener() {
            @Override
            public void onItemClick(AdapterView<?> parent, View view, int position, long i) {
                if (!(view instanceof StickerEmojiCell)) {
                    return;
                }
                StickerPreviewViewer.getInstance().reset();
                StickerEmojiCell cell = (StickerEmojiCell) view;
                if (cell.isDisabled()) {
                    return;
                }
                cell.disable();
                TLRPC.Document document = cell.getSticker();
                int index = newRecentStickers.indexOf(document.id);
                if (index == -1) {
                    newRecentStickers.add(0, document.id);
                    if (newRecentStickers.size() > 20) {
                        newRecentStickers.remove(newRecentStickers.size() - 1);
                    }
                } else if (index != 0) {
                    newRecentStickers.remove(index);
                    newRecentStickers.add(0, document.id);
                }

                saveRecentStickers();
                if (listener != null) {
                    listener.onStickerSelected(document);
                }
            }
        };
        stickersGridView.setOnItemClickListener(stickersOnItemClickListener);
        AndroidUtilities.setListViewEdgeEffectColor(stickersGridView, 0xfff5f6f7);

        stickersWrap = new FrameLayout(context);
        stickersWrap.addView(stickersGridView);

        if (needGif) {
            gifsGridView = new RecyclerListView(context);
            gifsGridView.setLayoutManager(flowLayoutManager = new FlowLayoutManager() {

                private Size size = new Size();

                @Override
                protected Size getSizeForItem(int i) {
                    TLRPC.Document document = recentImages.get(i).document;
                    size.width = document.thumb != null && document.thumb.w != 0 ? document.thumb.w : 100;
                    size.height = document.thumb != null && document.thumb.h != 0 ? document.thumb.h : 100;
                    for (int b = 0; b < document.attributes.size(); b++) {
                        TLRPC.DocumentAttribute attribute = document.attributes.get(b);
                        if (attribute instanceof TLRPC.TL_documentAttributeImageSize
                                || attribute instanceof TLRPC.TL_documentAttributeVideo) {
                            size.width = attribute.w;
                            size.height = attribute.h;
                            break;
                        }
                    }
                    return size;
                }
            });
            if (Build.VERSION.SDK_INT >= 9) {
                gifsGridView.setOverScrollMode(RecyclerListView.OVER_SCROLL_NEVER);
            }
            gifsGridView.setAdapter(gifsAdapter = new GifsAdapter(context));
            gifsGridView.setOnItemClickListener(new RecyclerListView.OnItemClickListener() {
                @Override
                public void onItemClick(View view, int position) {
                    if (position < 0 || position >= recentImages.size() || listener == null) {
                        return;
                    }
                    TLRPC.Document document = recentImages.get(position).document;
                    listener.onGifSelected(document);
                }
            });
            gifsGridView.setOnItemLongClickListener(new RecyclerListView.OnItemLongClickListener() {
                @Override
                public boolean onItemClick(View view, int position) {
                    if (position < 0 || position >= recentImages.size()) {
                        return false;
                    }
                    final MediaController.SearchImage searchImage = recentImages.get(position);
                    AlertDialog.Builder builder = new AlertDialog.Builder(view.getContext());
                    builder.setTitle(LocaleController.getString("AppName", R.string.AppName));
                    builder.setMessage(LocaleController.getString("DeleteGif", R.string.DeleteGif));
                    builder.setPositiveButton(LocaleController.getString("OK", R.string.OK).toUpperCase(),
                            new DialogInterface.OnClickListener() {
                                @Override
                                public void onClick(DialogInterface dialogInterface, int i) {
                                    recentImages.remove(searchImage);
                                    TLRPC.TL_messages_saveGif req = new TLRPC.TL_messages_saveGif();
                                    req.id = new TLRPC.TL_inputDocument();
                                    req.id.id = searchImage.document.id;
                                    req.id.access_hash = searchImage.document.access_hash;
                                    req.unsave = true;
                                    ConnectionsManager.getInstance().sendRequest(req, new RequestDelegate() {
                                        @Override
                                        public void run(TLObject response, TLRPC.TL_error error) {

                                        }
                                    });
                                    MessagesStorage.getInstance().removeWebRecent(searchImage);
                                    if (gifsAdapter != null) {
                                        gifsAdapter.notifyDataSetChanged();
                                    }
                                    if (recentImages.isEmpty()) {
                                        updateStickerTabs();
                                    }
                                }
                            });
                    builder.setNegativeButton(LocaleController.getString("Cancel", R.string.Cancel), null);
                    builder.show().setCanceledOnTouchOutside(true);
                    return true;
                }
            });
            gifsGridView.setVisibility(GONE);
            stickersWrap.addView(gifsGridView);
        }

        stickersEmptyView = new TextView(context);
        stickersEmptyView.setText(LocaleController.getString("NoStickers", R.string.NoStickers));
        stickersEmptyView.setTextSize(TypedValue.COMPLEX_UNIT_DIP, 18);
        stickersEmptyView.setTextColor(0xff888888);
        stickersWrap.addView(stickersEmptyView,
                LayoutHelper.createFrame(LayoutHelper.WRAP_CONTENT, LayoutHelper.WRAP_CONTENT, Gravity.CENTER));
        stickersGridView.setEmptyView(stickersEmptyView);

        scrollSlidingTabStrip = new ScrollSlidingTabStrip(context) {

            boolean startedScroll;
            float lastX;
            float lastTranslateX;
            boolean first = true;

            @Override
            public boolean onInterceptTouchEvent(MotionEvent ev) {
                if (getParent() != null) {
                    getParent().requestDisallowInterceptTouchEvent(true);
                }
                return super.onInterceptTouchEvent(ev);
            }

            @Override
            public boolean onTouchEvent(MotionEvent ev) {
                if (Build.VERSION.SDK_INT >= 11) {
                    if (first) {
                        first = false;
                        lastX = ev.getX();
                    }
                    float newTranslationX = ViewProxy.getTranslationX(scrollSlidingTabStrip);
                    if (scrollSlidingTabStrip.getScrollX() == 0 && newTranslationX == 0) {
                        if (!startedScroll && lastX - ev.getX() < 0) {
                            if (pager.beginFakeDrag()) {
                                startedScroll = true;
                                lastTranslateX = ViewProxy.getTranslationX(scrollSlidingTabStrip);
                            }
                        } else if (startedScroll && lastX - ev.getX() > 0) {
                            if (pager.isFakeDragging()) {
                                pager.endFakeDrag();
                                startedScroll = false;
                            }
                        }
                    }
                    if (startedScroll) {
                        int dx = (int) (ev.getX() - lastX + newTranslationX - lastTranslateX);
                        try {
                            pager.fakeDragBy(dx);
                            lastTranslateX = newTranslationX;
                        } catch (Exception e) {
                            try {
                                pager.endFakeDrag();
                            } catch (Exception e2) {
                                //don't promt
                            }
                            startedScroll = false;
                            FileLog.e("tmessages", e);
                        }
                    }
                    lastX = ev.getX();
                    if (ev.getAction() == MotionEvent.ACTION_CANCEL
                            || ev.getAction() == MotionEvent.ACTION_UP) {
                        first = true;
                        if (startedScroll) {
                            pager.endFakeDrag();
                            startedScroll = false;
                        }
                    }
                    return startedScroll || super.onTouchEvent(ev);
                }
                return super.onTouchEvent(ev);
            }
        };
        scrollSlidingTabStrip.setUnderlineHeight(AndroidUtilities.dp(1));
        scrollSlidingTabStrip.setIndicatorColor(0xffe2e5e7);
        scrollSlidingTabStrip.setUnderlineColor(0xffe2e5e7);
        scrollSlidingTabStrip.setVisibility(INVISIBLE);
        addView(scrollSlidingTabStrip,
                LayoutHelper.createFrame(LayoutHelper.MATCH_PARENT, 48, Gravity.LEFT | Gravity.TOP));
        ViewProxy.setTranslationX(scrollSlidingTabStrip, AndroidUtilities.displaySize.x);
        updateStickerTabs();
        scrollSlidingTabStrip.setDelegate(new ScrollSlidingTabStrip.ScrollSlidingTabStripDelegate() {
            @Override
            public void onPageSelected(int page) {
                if (gifsGridView != null) {
                    if (page == gifTabBum + 1) {
                        if (gifsGridView.getVisibility() != VISIBLE) {
                            listener.onGifTab(true);
                            showGifTab();
                        }
                    } else {
                        if (gifsGridView.getVisibility() == VISIBLE) {
                            listener.onGifTab(false);
                            gifsGridView.setVisibility(GONE);
                            stickersGridView.setVisibility(VISIBLE);
                            stickersEmptyView
                                    .setVisibility(stickersGridAdapter.getCount() != 0 ? GONE : VISIBLE);
                        }
                    }
                }
                if (page == 0) {
                    pager.setCurrentItem(0);
                    return;
                } else {
                    if (page == gifTabBum + 1) {
                        return;
                    } else {
                        if (page == recentTabBum + 1) {
                            views.get(6).setSelection(0);
                            return;
                        }
                    }
                }
                int index = page - 1 - stickersTabOffset;
                if (index == stickerSets.size()) {
                    if (listener != null) {
                        listener.onStickersSettingsClick();
                    }
                    return;
                }
                if (index >= stickerSets.size()) {
                    index = stickerSets.size() - 1;
                }
                views.get(6).setSelection(stickersGridAdapter.getPositionForPack(stickerSets.get(index)));
            }
        });

        stickersGridView.setOnScrollListener(new AbsListView.OnScrollListener() {
            @Override
            public void onScrollStateChanged(AbsListView view, int scrollState) {

            }

            @Override
            public void onScroll(AbsListView view, int firstVisibleItem, int visibleItemCount,
                    int totalItemCount) {
                checkStickersScroll(firstVisibleItem);
            }
        });
    }

    setBackgroundColor(0xfff5f6f7);

    pager = new ViewPager(context) {
        @Override
        public boolean onInterceptTouchEvent(MotionEvent ev) {
            if (getParent() != null) {
                getParent().requestDisallowInterceptTouchEvent(true);
            }
            return super.onInterceptTouchEvent(ev);
        }
    };
    pager.setAdapter(new EmojiPagesAdapter());

    pagerSlidingTabStripContainer = new LinearLayout(context) {
        @Override
        public boolean onInterceptTouchEvent(MotionEvent ev) {
            if (getParent() != null) {
                getParent().requestDisallowInterceptTouchEvent(true);
            }
            return super.onInterceptTouchEvent(ev);
        }
    };
    pagerSlidingTabStripContainer.setOrientation(LinearLayout.HORIZONTAL);
    pagerSlidingTabStripContainer.setBackgroundColor(0xfff5f6f7);
    addView(pagerSlidingTabStripContainer, LayoutHelper.createFrame(LayoutParams.MATCH_PARENT, 48));

    PagerSlidingTabStrip pagerSlidingTabStrip = new PagerSlidingTabStrip(context);
    pagerSlidingTabStrip.setViewPager(pager);
    pagerSlidingTabStrip.setShouldExpand(true);
    pagerSlidingTabStrip.setIndicatorHeight(AndroidUtilities.dp(2));
    pagerSlidingTabStrip.setUnderlineHeight(AndroidUtilities.dp(1));
    pagerSlidingTabStrip.setIndicatorColor(0xff2b96e2);
    pagerSlidingTabStrip.setUnderlineColor(0xffe2e5e7);
    pagerSlidingTabStripContainer.addView(pagerSlidingTabStrip, LayoutHelper.createLinear(0, 48, 1.0f));
    pagerSlidingTabStrip.setOnPageChangeListener(new ViewPager.OnPageChangeListener() {
        @Override
        public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {
            EmojiView.this.onPageScrolled(position, getMeasuredWidth(), positionOffsetPixels);
        }

        @Override
        public void onPageSelected(int position) {

        }

        @Override
        public void onPageScrollStateChanged(int state) {

        }
    });

    FrameLayout frameLayout = new FrameLayout(context);
    pagerSlidingTabStripContainer.addView(frameLayout, LayoutHelper.createLinear(52, 48));

    backspaceButton = new ImageView(context) {
        @Override
        public boolean onTouchEvent(MotionEvent event) {
            if (event.getAction() == MotionEvent.ACTION_DOWN) {
                backspacePressed = true;
                backspaceOnce = false;
                postBackspaceRunnable(350);
            } else if (event.getAction() == MotionEvent.ACTION_CANCEL
                    || event.getAction() == MotionEvent.ACTION_UP) {
                backspacePressed = false;
                if (!backspaceOnce) {
                    if (listener != null && listener.onBackspace()) {
                        backspaceButton.performHapticFeedback(HapticFeedbackConstants.KEYBOARD_TAP);
                    }
                }
            }
            super.onTouchEvent(event);
            return true;
        }
    };
    backspaceButton.setImageResource(R.drawable.ic_smiles_backspace);
    backspaceButton.setBackgroundResource(R.drawable.ic_emoji_backspace);
    backspaceButton.setScaleType(ImageView.ScaleType.CENTER);
    frameLayout.addView(backspaceButton, LayoutHelper.createFrame(52, 48));

    View view = new View(context);
    view.setBackgroundColor(0xffe2e5e7);
    frameLayout.addView(view, LayoutHelper.createFrame(52, 1, Gravity.LEFT | Gravity.BOTTOM));

    recentsWrap = new FrameLayout(context);
    recentsWrap.addView(views.get(0));

    TextView textView = new TextView(context);
    textView.setText(LocaleController.getString("NoRecent", R.string.NoRecent));
    textView.setTextSize(18);
    textView.setTextColor(0xff888888);
    textView.setGravity(Gravity.CENTER);
    recentsWrap.addView(textView);
    views.get(0).setEmptyView(textView);

    addView(pager, LayoutHelper.createFrame(LayoutHelper.MATCH_PARENT, LayoutHelper.MATCH_PARENT,
            Gravity.LEFT | Gravity.TOP, 0, 48, 0, 0));

    emojiSize = AndroidUtilities.dp(AndroidUtilities.isTablet() ? 40 : 32);
    pickerView = new EmojiColorPickerView(context);
    pickerViewPopup = new EmojiPopupWindow(pickerView,
            popupWidth = AndroidUtilities.dp((AndroidUtilities.isTablet() ? 40 : 32) * 6 + 10 + 4 * 5),
            popupHeight = AndroidUtilities.dp(AndroidUtilities.isTablet() ? 64 : 56));
    pickerViewPopup.setOutsideTouchable(true);
    pickerViewPopup.setClippingEnabled(true);
    pickerViewPopup.setInputMethodMode(EmojiPopupWindow.INPUT_METHOD_NOT_NEEDED);
    pickerViewPopup.setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_UNSPECIFIED);
    pickerViewPopup.getContentView().setFocusableInTouchMode(true);
    pickerViewPopup.getContentView().setOnKeyListener(new OnKeyListener() {
        @Override
        public boolean onKey(View v, int keyCode, KeyEvent event) {
            if (keyCode == KeyEvent.KEYCODE_MENU && event.getRepeatCount() == 0
                    && event.getAction() == KeyEvent.ACTION_UP && pickerViewPopup != null
                    && pickerViewPopup.isShowing()) {
                pickerViewPopup.dismiss();
                return true;
            }
            return false;
        }
    });

    loadRecents();
}

From source file:ir.irani.telecam.ui.Components.EmojiView.java

public EmojiView(boolean needStickers, boolean needGif, final Context context) {
    super(context);

    showStickers = needStickers;/*from ww w .  ja v a  2  s .  c  o  m*/
    showGifs = needGif;

    for (int i = 0; i < EmojiData.dataColored.length + 1; i++) {
        GridView gridView = new GridView(context);
        if (AndroidUtilities.isTablet()) {
            gridView.setColumnWidth(AndroidUtilities.dp(60));
        } else {
            gridView.setColumnWidth(AndroidUtilities.dp(45));
        }
        gridView.setNumColumns(-1);
        views.add(gridView);

        EmojiGridAdapter emojiGridAdapter = new EmojiGridAdapter(i - 1);
        gridView.setAdapter(emojiGridAdapter);
        AndroidUtilities.setListViewEdgeEffectColor(gridView, 0xfff5f6f7);
        adapters.add(emojiGridAdapter);
    }

    if (showStickers) {
        StickersQuery.checkStickers();
        stickersGridView = new GridView(context) {
            @Override
            public boolean onInterceptTouchEvent(MotionEvent event) {
                boolean result = StickerPreviewViewer.getInstance().onInterceptTouchEvent(event,
                        stickersGridView, EmojiView.this.getMeasuredHeight());
                return super.onInterceptTouchEvent(event) || result;
            }

            @Override
            public void setVisibility(int visibility) {
                if (gifsGridView != null && gifsGridView.getVisibility() == VISIBLE) {
                    super.setVisibility(GONE);
                    return;
                }
                super.setVisibility(visibility);
            }
        };
        stickersGridView.setSelector(R.drawable.transparent);
        stickersGridView.setColumnWidth(AndroidUtilities.dp(72));
        stickersGridView.setNumColumns(-1);
        stickersGridView.setPadding(0, AndroidUtilities.dp(4), 0, 0);
        stickersGridView.setClipToPadding(false);
        views.add(stickersGridView);
        stickersGridAdapter = new StickersGridAdapter(context);
        stickersGridView.setAdapter(stickersGridAdapter);
        stickersGridView.setOnTouchListener(new OnTouchListener() {
            @Override
            public boolean onTouch(View v, MotionEvent event) {
                return StickerPreviewViewer.getInstance().onTouch(event, stickersGridView,
                        EmojiView.this.getMeasuredHeight(), stickersOnItemClickListener);
            }
        });
        stickersOnItemClickListener = new AdapterView.OnItemClickListener() {
            @Override
            public void onItemClick(AdapterView<?> parent, View view, int position, long i) {
                if (!(view instanceof StickerEmojiCell)) {
                    return;
                }
                StickerPreviewViewer.getInstance().reset();
                StickerEmojiCell cell = (StickerEmojiCell) view;
                if (cell.isDisabled()) {
                    return;
                }
                cell.disable();
                TLRPC.Document document = cell.getSticker();
                addRecentSticker(document);
                if (listener != null) {
                    listener.onStickerSelected(document);
                }
            }
        };
        stickersGridView.setOnItemClickListener(stickersOnItemClickListener);
        AndroidUtilities.setListViewEdgeEffectColor(stickersGridView, 0xfff5f6f7);

        stickersWrap = new FrameLayout(context);
        stickersWrap.addView(stickersGridView);

        if (needGif) {
            gifsGridView = new RecyclerListView(context);
            gifsGridView.setTag(11);
            gifsGridView.setLayoutManager(flowLayoutManager = new ExtendedGridLayoutManager(context, 100) {

                private Size size = new Size();

                @Override
                protected Size getSizeForItem(int i) {
                    TLRPC.Document document = recentImages.get(i).document;
                    size.width = document.thumb != null && document.thumb.w != 0 ? document.thumb.w : 100;
                    size.height = document.thumb != null && document.thumb.h != 0 ? document.thumb.h : 100;
                    for (int b = 0; b < document.attributes.size(); b++) {
                        TLRPC.DocumentAttribute attribute = document.attributes.get(b);
                        if (attribute instanceof TLRPC.TL_documentAttributeImageSize
                                || attribute instanceof TLRPC.TL_documentAttributeVideo) {
                            size.width = attribute.w;
                            size.height = attribute.h;
                            break;
                        }
                    }
                    return size;
                }
            });
            flowLayoutManager.setSpanSizeLookup(new GridLayoutManager.SpanSizeLookup() {
                @Override
                public int getSpanSize(int position) {
                    return flowLayoutManager.getSpanSizeForItem(position);
                }
            });
            gifsGridView.addItemDecoration(new RecyclerView.ItemDecoration() {
                @Override
                public void getItemOffsets(android.graphics.Rect outRect, View view, RecyclerView parent,
                        RecyclerView.State state) {
                    outRect.left = 0;
                    outRect.top = 0;
                    outRect.bottom = 0;
                    int position = parent.getChildAdapterPosition(view);
                    if (!flowLayoutManager.isFirstRow(position)) {
                        outRect.top = AndroidUtilities.dp(2);
                    }
                    outRect.right = flowLayoutManager.isLastInRow(position) ? 0 : AndroidUtilities.dp(2);
                }
            });
            gifsGridView.setOverScrollMode(RecyclerListView.OVER_SCROLL_NEVER);
            gifsGridView.setAdapter(gifsAdapter = new GifsAdapter(context));
            gifsGridView.setOnItemClickListener(new RecyclerListView.OnItemClickListener() {
                @Override
                public void onItemClick(View view, int position) {
                    if (position < 0 || position >= recentImages.size() || listener == null) {
                        return;
                    }
                    TLRPC.Document document = recentImages.get(position).document;
                    listener.onGifSelected(document);
                }
            });
            gifsGridView.setOnItemLongClickListener(new RecyclerListView.OnItemLongClickListener() {
                @Override
                public boolean onItemClick(View view, int position) {
                    if (position < 0 || position >= recentImages.size()) {
                        return false;
                    }
                    final MediaController.SearchImage searchImage = recentImages.get(position);
                    AlertDialog.Builder builder = new AlertDialog.Builder(view.getContext());
                    builder.setTitle(LocaleController.getString("AppName", R.string.AppName));
                    builder.setMessage(LocaleController.getString("DeleteGif", R.string.DeleteGif));
                    builder.setPositiveButton(LocaleController.getString("OK", R.string.OK).toUpperCase(),
                            new DialogInterface.OnClickListener() {
                                @Override
                                public void onClick(DialogInterface dialogInterface, int i) {
                                    recentImages.remove(searchImage);
                                    TLRPC.TL_messages_saveGif req = new TLRPC.TL_messages_saveGif();
                                    req.id = new TLRPC.TL_inputDocument();
                                    req.id.id = searchImage.document.id;
                                    req.id.access_hash = searchImage.document.access_hash;
                                    req.unsave = true;
                                    ConnectionsManager.getInstance().sendRequest(req, new RequestDelegate() {
                                        @Override
                                        public void run(TLObject response, TLRPC.TL_error error) {

                                        }
                                    });
                                    MessagesStorage.getInstance().removeWebRecent(searchImage);
                                    if (gifsAdapter != null) {
                                        gifsAdapter.notifyDataSetChanged();
                                    }
                                    if (recentImages.isEmpty()) {
                                        updateStickerTabs();
                                    }
                                }
                            });
                    builder.setNegativeButton(LocaleController.getString("Cancel", R.string.Cancel), null);
                    builder.show().setCanceledOnTouchOutside(true);
                    return true;
                }
            });
            gifsGridView.setVisibility(GONE);
            stickersWrap.addView(gifsGridView);
        }

        stickersEmptyView = new TextView(context);
        stickersEmptyView.setText(LocaleController.getString("NoStickers", R.string.NoStickers));
        stickersEmptyView.setTextSize(TypedValue.COMPLEX_UNIT_DIP, 18);
        stickersEmptyView.setTextColor(0xff888888);
        stickersWrap.addView(stickersEmptyView,
                LayoutHelper.createFrame(LayoutHelper.WRAP_CONTENT, LayoutHelper.WRAP_CONTENT, Gravity.CENTER));
        stickersGridView.setEmptyView(stickersEmptyView);

        scrollSlidingTabStrip = new ScrollSlidingTabStrip(context) {

            boolean startedScroll;
            float lastX;
            float lastTranslateX;
            boolean first = true;

            @Override
            public boolean onInterceptTouchEvent(MotionEvent ev) {
                if (getParent() != null) {
                    getParent().requestDisallowInterceptTouchEvent(true);
                }
                return super.onInterceptTouchEvent(ev);
            }

            @Override
            public boolean onTouchEvent(MotionEvent ev) {
                if (first) {
                    first = false;
                    lastX = ev.getX();
                }
                float newTranslationX = scrollSlidingTabStrip.getTranslationX();
                if (scrollSlidingTabStrip.getScrollX() == 0 && newTranslationX == 0) {
                    if (!startedScroll && lastX - ev.getX() < 0) {
                        if (pager.beginFakeDrag()) {
                            startedScroll = true;
                            lastTranslateX = scrollSlidingTabStrip.getTranslationX();
                        }
                    } else if (startedScroll && lastX - ev.getX() > 0) {
                        if (pager.isFakeDragging()) {
                            pager.endFakeDrag();
                            startedScroll = false;
                        }
                    }
                }
                if (startedScroll) {
                    int dx = (int) (ev.getX() - lastX + newTranslationX - lastTranslateX);
                    try {
                        pager.fakeDragBy(dx);
                        lastTranslateX = newTranslationX;
                    } catch (Exception e) {
                        try {
                            pager.endFakeDrag();
                        } catch (Exception e2) {
                            //don't promt
                        }
                        startedScroll = false;
                        FileLog.e("tmessages", e);
                    }
                }
                lastX = ev.getX();
                if (ev.getAction() == MotionEvent.ACTION_CANCEL || ev.getAction() == MotionEvent.ACTION_UP) {
                    first = true;
                    if (startedScroll) {
                        pager.endFakeDrag();
                        startedScroll = false;
                    }
                }
                return startedScroll || super.onTouchEvent(ev);
            }
        };
        scrollSlidingTabStrip.setUnderlineHeight(AndroidUtilities.dp(1));
        scrollSlidingTabStrip.setIndicatorColor(0xffe2e5e7);
        scrollSlidingTabStrip.setUnderlineColor(0xffe2e5e7);
        scrollSlidingTabStrip.setVisibility(INVISIBLE);
        addView(scrollSlidingTabStrip,
                LayoutHelper.createFrame(LayoutHelper.MATCH_PARENT, 48, Gravity.LEFT | Gravity.TOP));
        scrollSlidingTabStrip.setTranslationX(AndroidUtilities.displaySize.x);
        updateStickerTabs();
        scrollSlidingTabStrip.setDelegate(new ScrollSlidingTabStrip.ScrollSlidingTabStripDelegate() {
            @Override
            public void onPageSelected(int page) {
                if (gifsGridView != null) {
                    if (page == gifTabBum + 1) {
                        if (gifsGridView.getVisibility() != VISIBLE) {
                            listener.onGifTab(true);
                            showGifTab();
                        }
                    } else {
                        if (gifsGridView.getVisibility() == VISIBLE) {
                            listener.onGifTab(false);
                            gifsGridView.setVisibility(GONE);
                            stickersGridView.setVisibility(VISIBLE);
                            stickersEmptyView
                                    .setVisibility(stickersGridAdapter.getCount() != 0 ? GONE : VISIBLE);
                        }
                    }
                }
                if (page == 0) {
                    pager.setCurrentItem(0);
                    return;
                } else {
                    if (page == gifTabBum + 1) {
                        return;
                    } else {
                        if (page == recentTabBum + 1) {
                            views.get(6).setSelection(0);
                            return;
                        }
                    }
                }
                int index = page - 1 - stickersTabOffset;
                if (index == stickerSets.size()) {
                    if (listener != null) {
                        listener.onStickersSettingsClick();
                    }
                    return;
                }
                if (index >= stickerSets.size()) {
                    index = stickerSets.size() - 1;
                }
                views.get(6).setSelection(stickersGridAdapter.getPositionForPack(stickerSets.get(index)));
            }
        });

        stickersGridView.setOnScrollListener(new AbsListView.OnScrollListener() {
            @Override
            public void onScrollStateChanged(AbsListView view, int scrollState) {

            }

            @Override
            public void onScroll(AbsListView view, int firstVisibleItem, int visibleItemCount,
                    int totalItemCount) {
                checkStickersScroll(firstVisibleItem);
            }
        });
    }

    setBackgroundColor(0xfff5f6f7);

    pager = new ViewPager(context) {
        @Override
        public boolean onInterceptTouchEvent(MotionEvent ev) {
            if (getParent() != null) {
                getParent().requestDisallowInterceptTouchEvent(true);
            }
            return super.onInterceptTouchEvent(ev);
        }
    };
    pager.setAdapter(new EmojiPagesAdapter());

    pagerSlidingTabStripContainer = new LinearLayout(context) {
        @Override
        public boolean onInterceptTouchEvent(MotionEvent ev) {
            if (getParent() != null) {
                getParent().requestDisallowInterceptTouchEvent(true);
            }
            return super.onInterceptTouchEvent(ev);
        }
    };
    pagerSlidingTabStripContainer.setOrientation(LinearLayout.HORIZONTAL);
    pagerSlidingTabStripContainer.setBackgroundColor(0xfff5f6f7);
    addView(pagerSlidingTabStripContainer, LayoutHelper.createFrame(LayoutParams.MATCH_PARENT, 48));

    PagerSlidingTabStrip pagerSlidingTabStrip = new PagerSlidingTabStrip(context);
    pagerSlidingTabStrip.setViewPager(pager);
    pagerSlidingTabStrip.setShouldExpand(true);
    pagerSlidingTabStrip.setIndicatorHeight(AndroidUtilities.dp(2));
    pagerSlidingTabStrip.setUnderlineHeight(AndroidUtilities.dp(1));
    pagerSlidingTabStrip.setIndicatorColor(0xff2b96e2);
    pagerSlidingTabStrip.setUnderlineColor(0xffe2e5e7);
    pagerSlidingTabStripContainer.addView(pagerSlidingTabStrip, LayoutHelper.createLinear(0, 48, 1.0f));
    pagerSlidingTabStrip.setOnPageChangeListener(new ViewPager.OnPageChangeListener() {
        @Override
        public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {
            EmojiView.this.onPageScrolled(position, getMeasuredWidth(), positionOffsetPixels);
        }

        @Override
        public void onPageSelected(int position) {

        }

        @Override
        public void onPageScrollStateChanged(int state) {

        }
    });

    FrameLayout frameLayout = new FrameLayout(context);
    pagerSlidingTabStripContainer.addView(frameLayout, LayoutHelper.createLinear(52, 48));

    backspaceButton = new ImageView(context) {
        @Override
        public boolean onTouchEvent(MotionEvent event) {
            if (event.getAction() == MotionEvent.ACTION_DOWN) {
                backspacePressed = true;
                backspaceOnce = false;
                postBackspaceRunnable(350);
            } else if (event.getAction() == MotionEvent.ACTION_CANCEL
                    || event.getAction() == MotionEvent.ACTION_UP) {
                backspacePressed = false;
                if (!backspaceOnce) {
                    if (listener != null && listener.onBackspace()) {
                        backspaceButton.performHapticFeedback(HapticFeedbackConstants.KEYBOARD_TAP);
                    }
                }
            }
            super.onTouchEvent(event);
            return true;
        }
    };
    backspaceButton.setImageResource(R.drawable.ic_smiles_backspace);
    backspaceButton.setBackgroundResource(R.drawable.ic_emoji_backspace);
    backspaceButton.setScaleType(ImageView.ScaleType.CENTER);
    frameLayout.addView(backspaceButton, LayoutHelper.createFrame(52, 48));

    View view = new View(context);
    view.setBackgroundColor(0xffe2e5e7);
    frameLayout.addView(view, LayoutHelper.createFrame(52, 1, Gravity.LEFT | Gravity.BOTTOM));

    recentsWrap = new FrameLayout(context);
    recentsWrap.addView(views.get(0));

    TextView textView = new TextView(context);
    textView.setText(LocaleController.getString("NoRecent", R.string.NoRecent));
    textView.setTextSize(18);
    textView.setTextColor(0xff888888);
    textView.setGravity(Gravity.CENTER);
    recentsWrap.addView(textView);
    views.get(0).setEmptyView(textView);

    addView(pager, LayoutHelper.createFrame(LayoutHelper.MATCH_PARENT, LayoutHelper.MATCH_PARENT,
            Gravity.LEFT | Gravity.TOP, 0, 48, 0, 0));

    emojiSize = AndroidUtilities.dp(AndroidUtilities.isTablet() ? 40 : 32);
    pickerView = new EmojiColorPickerView(context);
    pickerViewPopup = new EmojiPopupWindow(pickerView,
            popupWidth = AndroidUtilities.dp((AndroidUtilities.isTablet() ? 40 : 32) * 6 + 10 + 4 * 5),
            popupHeight = AndroidUtilities.dp(AndroidUtilities.isTablet() ? 64 : 56));
    pickerViewPopup.setOutsideTouchable(true);
    pickerViewPopup.setClippingEnabled(true);
    pickerViewPopup.setInputMethodMode(EmojiPopupWindow.INPUT_METHOD_NOT_NEEDED);
    pickerViewPopup.setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_UNSPECIFIED);
    pickerViewPopup.getContentView().setFocusableInTouchMode(true);
    pickerViewPopup.getContentView().setOnKeyListener(new OnKeyListener() {
        @Override
        public boolean onKey(View v, int keyCode, KeyEvent event) {
            if (keyCode == KeyEvent.KEYCODE_MENU && event.getRepeatCount() == 0
                    && event.getAction() == KeyEvent.ACTION_UP && pickerViewPopup != null
                    && pickerViewPopup.isShowing()) {
                pickerViewPopup.dismiss();
                return true;
            }
            return false;
        }
    });

    loadRecents();
}

From source file:ir.besteveryeverapp.ui.Components.EmojiView.java

public EmojiView(boolean needStickers, boolean needGif, final Context context) {
    super(context);

    showStickers = needStickers;/*from w w w  .  j  a  va 2s. c  o m*/
    showGifs = needGif;

    for (int i = 0; i < EmojiData.dataColored.length + 1; i++) {
        GridView gridView = new GridView(context);
        if (AndroidUtilities.isTablet()) {
            gridView.setColumnWidth(AndroidUtilities.dp(60));
        } else {
            gridView.setColumnWidth(AndroidUtilities.dp(45));
        }
        gridView.setNumColumns(-1);
        views.add(gridView);

        EmojiGridAdapter emojiGridAdapter = new EmojiGridAdapter(i - 1);
        gridView.setAdapter(emojiGridAdapter);
        AndroidUtilities.setListViewEdgeEffectColor(gridView, 0xfff5f6f7);
        adapters.add(emojiGridAdapter);
    }

    if (showStickers) {
        StickersQuery.checkStickers();
        stickersGridView = new GridView(context) {
            @Override
            public boolean onInterceptTouchEvent(MotionEvent event) {
                boolean result = StickerPreviewViewer.getInstance().onInterceptTouchEvent(event,
                        stickersGridView, EmojiView.this.getMeasuredHeight());
                return super.onInterceptTouchEvent(event) || result;
            }

            @Override
            public void setVisibility(int visibility) {
                if (gifsGridView != null && gifsGridView.getVisibility() == VISIBLE) {
                    super.setVisibility(GONE);
                    return;
                }
                super.setVisibility(visibility);
            }
        };
        stickersGridView.setSelector(R.drawable.transparent);
        stickersGridView.setColumnWidth(AndroidUtilities.dp(72));
        stickersGridView.setNumColumns(-1);
        stickersGridView.setPadding(0, AndroidUtilities.dp(4), 0, 0);
        stickersGridView.setClipToPadding(false);
        views.add(stickersGridView);
        stickersGridAdapter = new StickersGridAdapter(context);
        stickersGridView.setAdapter(stickersGridAdapter);
        stickersGridView.setOnTouchListener(new OnTouchListener() {
            @Override
            public boolean onTouch(View v, MotionEvent event) {
                return StickerPreviewViewer.getInstance().onTouch(event, stickersGridView,
                        EmojiView.this.getMeasuredHeight(), stickersOnItemClickListener);
            }
        });
        stickersOnItemClickListener = new AdapterView.OnItemClickListener() {
            @Override
            public void onItemClick(AdapterView<?> parent, View view, int position, long i) {
                if (!(view instanceof StickerEmojiCell)) {
                    return;
                }
                StickerPreviewViewer.getInstance().reset();
                StickerEmojiCell cell = (StickerEmojiCell) view;
                if (cell.isDisabled()) {
                    return;
                }
                cell.disable();
                TLRPC.Document document = cell.getSticker();
                addRecentSticker(document);
                if (listener != null) {
                    listener.onStickerSelected(document);
                }
            }
        };
        stickersGridView.setOnItemClickListener(stickersOnItemClickListener);
        AndroidUtilities.setListViewEdgeEffectColor(stickersGridView, 0xfff5f6f7);

        stickersWrap = new FrameLayout(context);
        stickersWrap.addView(stickersGridView);

        if (needGif) {
            gifsGridView = new RecyclerListView(context);
            gifsGridView.setTag(11);
            gifsGridView.setLayoutManager(flowLayoutManager = new ExtendedGridLayoutManager(context, 100) {

                private Size size = new Size();

                @Override
                protected Size getSizeForItem(int i) {
                    TLRPC.Document document = recentImages.get(i).document;
                    size.width = document.thumb != null && document.thumb.w != 0 ? document.thumb.w : 100;
                    size.height = document.thumb != null && document.thumb.h != 0 ? document.thumb.h : 100;
                    for (int b = 0; b < document.attributes.size(); b++) {
                        TLRPC.DocumentAttribute attribute = document.attributes.get(b);
                        if (attribute instanceof TLRPC.TL_documentAttributeImageSize
                                || attribute instanceof TLRPC.TL_documentAttributeVideo) {
                            size.width = attribute.w;
                            size.height = attribute.h;
                            break;
                        }
                    }
                    return size;
                }
            });
            flowLayoutManager.setSpanSizeLookup(new GridLayoutManager.SpanSizeLookup() {
                @Override
                public int getSpanSize(int position) {
                    return flowLayoutManager.getSpanSizeForItem(position);
                }
            });
            gifsGridView.addItemDecoration(new RecyclerView.ItemDecoration() {
                @Override
                public void getItemOffsets(android.graphics.Rect outRect, View view, RecyclerView parent,
                        RecyclerView.State state) {
                    outRect.left = 0;
                    outRect.top = 0;
                    outRect.bottom = 0;
                    int position = parent.getChildAdapterPosition(view);
                    if (!flowLayoutManager.isFirstRow(position)) {
                        outRect.top = AndroidUtilities.dp(2);
                    }
                    outRect.right = flowLayoutManager.isLastInRow(position) ? 0 : AndroidUtilities.dp(2);
                }
            });
            gifsGridView.setOverScrollMode(RecyclerListView.OVER_SCROLL_NEVER);
            gifsGridView.setAdapter(gifsAdapter = new GifsAdapter(context));
            gifsGridView.setOnItemClickListener(new RecyclerListView.OnItemClickListener() {
                @Override
                public void onItemClick(View view, int position) {
                    if (position < 0 || position >= recentImages.size() || listener == null) {
                        return;
                    }
                    TLRPC.Document document = recentImages.get(position).document;
                    listener.onGifSelected(document);
                }
            });
            gifsGridView.setOnItemLongClickListener(new RecyclerListView.OnItemLongClickListener() {
                @Override
                public boolean onItemClick(View view, int position) {
                    if (position < 0 || position >= recentImages.size()) {
                        return false;
                    }
                    final MediaController.SearchImage searchImage = recentImages.get(position);
                    AlertDialog.Builder builder = new AlertDialog.Builder(view.getContext());
                    builder.setTitle(LocaleController.getString("AppName", R.string.AppName));
                    builder.setMessage(LocaleController.getString("DeleteGif", R.string.DeleteGif));
                    builder.setPositiveButton(LocaleController.getString("OK", R.string.OK).toUpperCase(),
                            new DialogInterface.OnClickListener() {
                                @Override
                                public void onClick(DialogInterface dialogInterface, int i) {
                                    recentImages.remove(searchImage);
                                    TLRPC.TL_messages_saveGif req = new TLRPC.TL_messages_saveGif();
                                    req.id = new TLRPC.TL_inputDocument();
                                    req.id.id = searchImage.document.id;
                                    req.id.access_hash = searchImage.document.access_hash;
                                    req.unsave = true;
                                    ConnectionsManager.getInstance().sendRequest(req, new RequestDelegate() {
                                        @Override
                                        public void run(TLObject response, TLRPC.TL_error error) {

                                        }
                                    });
                                    MessagesStorage.getInstance().removeWebRecent(searchImage);
                                    if (gifsAdapter != null) {
                                        gifsAdapter.notifyDataSetChanged();
                                    }
                                    if (recentImages.isEmpty()) {
                                        updateStickerTabs();
                                    }
                                }
                            });
                    builder.setNegativeButton(LocaleController.getString("Cancel", R.string.Cancel), null);
                    builder.show().setCanceledOnTouchOutside(true);
                    return true;
                }
            });
            gifsGridView.setVisibility(GONE);
            stickersWrap.addView(gifsGridView);
        }

        stickersEmptyView = new TextView(context);
        stickersEmptyView.setTypeface(FontManager.instance().getTypeface());
        stickersEmptyView.setText(LocaleController.getString("NoStickers", R.string.NoStickers));
        stickersEmptyView.setTextSize(TypedValue.COMPLEX_UNIT_DIP, 18);
        stickersEmptyView.setTextColor(0xff888888);
        stickersWrap.addView(stickersEmptyView,
                LayoutHelper.createFrame(LayoutHelper.WRAP_CONTENT, LayoutHelper.WRAP_CONTENT, Gravity.CENTER));
        stickersGridView.setEmptyView(stickersEmptyView);

        scrollSlidingTabStrip = new ScrollSlidingTabStrip(context) {

            boolean startedScroll;
            float lastX;
            float lastTranslateX;
            boolean first = true;

            @Override
            public boolean onInterceptTouchEvent(MotionEvent ev) {
                if (getParent() != null) {
                    getParent().requestDisallowInterceptTouchEvent(true);
                }
                return super.onInterceptTouchEvent(ev);
            }

            @Override
            public boolean onTouchEvent(MotionEvent ev) {
                if (first) {
                    first = false;
                    lastX = ev.getX();
                }
                float newTranslationX = scrollSlidingTabStrip.getTranslationX();
                if (scrollSlidingTabStrip.getScrollX() == 0 && newTranslationX == 0) {
                    if (!startedScroll && lastX - ev.getX() < 0) {
                        if (pager.beginFakeDrag()) {
                            startedScroll = true;
                            lastTranslateX = scrollSlidingTabStrip.getTranslationX();
                        }
                    } else if (startedScroll && lastX - ev.getX() > 0) {
                        if (pager.isFakeDragging()) {
                            pager.endFakeDrag();
                            startedScroll = false;
                        }
                    }
                }
                if (startedScroll) {
                    int dx = (int) (ev.getX() - lastX + newTranslationX - lastTranslateX);
                    try {
                        pager.fakeDragBy(dx);
                        lastTranslateX = newTranslationX;
                    } catch (Exception e) {
                        try {
                            pager.endFakeDrag();
                        } catch (Exception e2) {
                            //don't promt
                        }
                        startedScroll = false;
                        FileLog.e("tmessages", e);
                    }
                }
                lastX = ev.getX();
                if (ev.getAction() == MotionEvent.ACTION_CANCEL || ev.getAction() == MotionEvent.ACTION_UP) {
                    first = true;
                    if (startedScroll) {
                        pager.endFakeDrag();
                        startedScroll = false;
                    }
                }
                return startedScroll || super.onTouchEvent(ev);
            }
        };
        scrollSlidingTabStrip.setUnderlineHeight(AndroidUtilities.dp(1));
        scrollSlidingTabStrip.setIndicatorColor(0xffe2e5e7);
        scrollSlidingTabStrip.setUnderlineColor(0xffe2e5e7);
        scrollSlidingTabStrip.setVisibility(INVISIBLE);
        addView(scrollSlidingTabStrip,
                LayoutHelper.createFrame(LayoutHelper.MATCH_PARENT, 48, Gravity.LEFT | Gravity.TOP));
        scrollSlidingTabStrip.setTranslationX(AndroidUtilities.displaySize.x);
        updateStickerTabs();
        scrollSlidingTabStrip.setDelegate(new ScrollSlidingTabStrip.ScrollSlidingTabStripDelegate() {
            @Override
            public void onPageSelected(int page) {
                if (gifsGridView != null) {
                    if (page == gifTabBum + 1) {
                        if (gifsGridView.getVisibility() != VISIBLE) {
                            listener.onGifTab(true);
                            showGifTab();
                        }
                    } else {
                        if (gifsGridView.getVisibility() == VISIBLE) {
                            listener.onGifTab(false);
                            gifsGridView.setVisibility(GONE);
                            stickersGridView.setVisibility(VISIBLE);
                            stickersEmptyView
                                    .setVisibility(stickersGridAdapter.getCount() != 0 ? GONE : VISIBLE);
                        }
                    }
                }
                if (page == 0) {
                    pager.setCurrentItem(0);
                    return;
                } else {
                    if (page == gifTabBum + 1) {
                        return;
                    } else {
                        if (page == recentTabBum + 1) {
                            views.get(6).setSelection(0);
                            return;
                        }
                    }
                }
                int index = page - 1 - stickersTabOffset;
                if (index == stickerSets.size()) {
                    if (listener != null) {
                        listener.onStickersSettingsClick();
                    }
                    return;
                }
                if (index >= stickerSets.size()) {
                    index = stickerSets.size() - 1;
                }
                views.get(6).setSelection(stickersGridAdapter.getPositionForPack(stickerSets.get(index)));
            }
        });

        stickersGridView.setOnScrollListener(new AbsListView.OnScrollListener() {
            @Override
            public void onScrollStateChanged(AbsListView view, int scrollState) {

            }

            @Override
            public void onScroll(AbsListView view, int firstVisibleItem, int visibleItemCount,
                    int totalItemCount) {
                checkStickersScroll(firstVisibleItem);
            }
        });
    }

    setBackgroundColor(0xfff5f6f7);

    pager = new ViewPager(context) {
        @Override
        public boolean onInterceptTouchEvent(MotionEvent ev) {
            if (getParent() != null) {
                getParent().requestDisallowInterceptTouchEvent(true);
            }
            return super.onInterceptTouchEvent(ev);
        }
    };
    pager.setAdapter(new EmojiPagesAdapter());

    pagerSlidingTabStripContainer = new LinearLayout(context) {
        @Override
        public boolean onInterceptTouchEvent(MotionEvent ev) {
            if (getParent() != null) {
                getParent().requestDisallowInterceptTouchEvent(true);
            }
            return super.onInterceptTouchEvent(ev);
        }
    };
    pagerSlidingTabStripContainer.setOrientation(LinearLayout.HORIZONTAL);
    pagerSlidingTabStripContainer.setBackgroundColor(0xfff5f6f7);
    addView(pagerSlidingTabStripContainer, LayoutHelper.createFrame(LayoutParams.MATCH_PARENT, 48));

    PagerSlidingTabStrip pagerSlidingTabStrip = new PagerSlidingTabStrip(context);
    pagerSlidingTabStrip.setViewPager(pager);
    pagerSlidingTabStrip.setShouldExpand(true);
    pagerSlidingTabStrip.setIndicatorHeight(AndroidUtilities.dp(2));
    pagerSlidingTabStrip.setUnderlineHeight(AndroidUtilities.dp(1));
    pagerSlidingTabStrip.setIndicatorColor(0xff2b96e2);
    pagerSlidingTabStrip.setUnderlineColor(0xffe2e5e7);
    pagerSlidingTabStripContainer.addView(pagerSlidingTabStrip, LayoutHelper.createLinear(0, 48, 1.0f));
    pagerSlidingTabStrip.setOnPageChangeListener(new ViewPager.OnPageChangeListener() {
        @Override
        public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {
            EmojiView.this.onPageScrolled(position, getMeasuredWidth(), positionOffsetPixels);
        }

        @Override
        public void onPageSelected(int position) {

        }

        @Override
        public void onPageScrollStateChanged(int state) {

        }
    });

    FrameLayout frameLayout = new FrameLayout(context);
    pagerSlidingTabStripContainer.addView(frameLayout, LayoutHelper.createLinear(52, 48));

    backspaceButton = new ImageView(context) {
        @Override
        public boolean onTouchEvent(MotionEvent event) {
            if (event.getAction() == MotionEvent.ACTION_DOWN) {
                backspacePressed = true;
                backspaceOnce = false;
                postBackspaceRunnable(350);
            } else if (event.getAction() == MotionEvent.ACTION_CANCEL
                    || event.getAction() == MotionEvent.ACTION_UP) {
                backspacePressed = false;
                if (!backspaceOnce) {
                    if (listener != null && listener.onBackspace()) {
                        backspaceButton.performHapticFeedback(HapticFeedbackConstants.KEYBOARD_TAP);
                    }
                }
            }
            super.onTouchEvent(event);
            return true;
        }
    };
    backspaceButton.setImageResource(R.drawable.ic_smiles_backspace);
    backspaceButton.setBackgroundResource(R.drawable.ic_emoji_backspace);
    backspaceButton.setScaleType(ImageView.ScaleType.CENTER);
    frameLayout.addView(backspaceButton, LayoutHelper.createFrame(52, 48));

    View view = new View(context);
    view.setBackgroundColor(0xffe2e5e7);
    frameLayout.addView(view, LayoutHelper.createFrame(52, 1, Gravity.LEFT | Gravity.BOTTOM));

    recentsWrap = new FrameLayout(context);
    recentsWrap.addView(views.get(0));

    TextView textView = new TextView(context);
    textView.setTypeface(FontManager.instance().getTypeface());
    textView.setText(LocaleController.getString("NoRecent", R.string.NoRecent));
    textView.setTextSize(18);
    textView.setTextColor(0xff888888);
    textView.setGravity(Gravity.CENTER);
    recentsWrap.addView(textView);
    views.get(0).setEmptyView(textView);

    addView(pager, LayoutHelper.createFrame(LayoutHelper.MATCH_PARENT, LayoutHelper.MATCH_PARENT,
            Gravity.LEFT | Gravity.TOP, 0, 48, 0, 0));

    emojiSize = AndroidUtilities.dp(AndroidUtilities.isTablet() ? 40 : 32);
    pickerView = new EmojiColorPickerView(context);
    pickerViewPopup = new EmojiPopupWindow(pickerView,
            popupWidth = AndroidUtilities.dp((AndroidUtilities.isTablet() ? 40 : 32) * 6 + 10 + 4 * 5),
            popupHeight = AndroidUtilities.dp(AndroidUtilities.isTablet() ? 64 : 56));
    pickerViewPopup.setOutsideTouchable(true);
    pickerViewPopup.setClippingEnabled(true);
    pickerViewPopup.setInputMethodMode(EmojiPopupWindow.INPUT_METHOD_NOT_NEEDED);
    pickerViewPopup.setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_UNSPECIFIED);
    pickerViewPopup.getContentView().setFocusableInTouchMode(true);
    pickerViewPopup.getContentView().setOnKeyListener(new OnKeyListener() {
        @Override
        public boolean onKey(View v, int keyCode, KeyEvent event) {
            if (keyCode == KeyEvent.KEYCODE_MENU && event.getRepeatCount() == 0
                    && event.getAction() == KeyEvent.ACTION_UP && pickerViewPopup != null
                    && pickerViewPopup.isShowing()) {
                pickerViewPopup.dismiss();
                return true;
            }
            return false;
        }
    });

    loadRecents();
}

From source file:com.b44t.ui.Components.EmojiView.java

public EmojiView(boolean needStickers, boolean needGif, final Context context) {
    super(context);

    showStickers = needStickers;//from ww  w  .  j a va  2  s .co  m
    showGifs = needGif;

    for (int i = 0; i < EmojiData.dataColored.length + 1; i++) {
        GridView gridView = new GridView(context);
        if (AndroidUtilities.isTablet()) {
            gridView.setColumnWidth(AndroidUtilities.dp(60));
        } else {
            gridView.setColumnWidth(AndroidUtilities.dp(45));
        }
        gridView.setNumColumns(-1);
        views.add(gridView);

        EmojiGridAdapter emojiGridAdapter = new EmojiGridAdapter(i - 1);
        gridView.setAdapter(emojiGridAdapter);
        AndroidUtilities.setListViewEdgeEffectColor(gridView, 0xfff5f6f7);
        adapters.add(emojiGridAdapter);
    }

    if (showStickers) {
        //StickersQuery.checkStickers();
        stickersGridView = new GridView(context) {
            @Override
            public boolean onInterceptTouchEvent(MotionEvent event) {
                boolean result = StickerPreviewViewer.getInstance().onInterceptTouchEvent(event,
                        stickersGridView, EmojiView.this.getMeasuredHeight());
                return super.onInterceptTouchEvent(event) || result;
            }

            @Override
            public void setVisibility(int visibility) {
                if (gifsGridView != null && gifsGridView.getVisibility() == VISIBLE) {
                    super.setVisibility(GONE);
                    return;
                }
                super.setVisibility(visibility);
            }
        };
        stickersGridView.setSelector(R.drawable.transparent);
        stickersGridView.setColumnWidth(AndroidUtilities.dp(72));
        stickersGridView.setNumColumns(-1);
        stickersGridView.setPadding(0, AndroidUtilities.dp(4), 0, 0);
        stickersGridView.setClipToPadding(false);
        views.add(stickersGridView);
        stickersGridAdapter = new StickersGridAdapter(context);
        stickersGridView.setAdapter(stickersGridAdapter);
        stickersGridView.setOnTouchListener(new OnTouchListener() {
            @Override
            public boolean onTouch(View v, MotionEvent event) {
                return StickerPreviewViewer.getInstance().onTouch(event, stickersGridView,
                        EmojiView.this.getMeasuredHeight(), stickersOnItemClickListener);
            }
        });
        stickersOnItemClickListener = new AdapterView.OnItemClickListener() {
            @Override
            public void onItemClick(AdapterView<?> parent, View view, int position, long i) {
                if (!(view instanceof StickerEmojiCell)) {
                    return;
                }
                StickerPreviewViewer.getInstance().reset();
                StickerEmojiCell cell = (StickerEmojiCell) view;
                if (cell.isDisabled()) {
                    return;
                }
                cell.disable();
                TLRPC.Document document = cell.getSticker();
                addRecentSticker(document);
                if (listener != null) {
                    listener.onStickerSelected(document);
                }
            }
        };
        stickersGridView.setOnItemClickListener(stickersOnItemClickListener);
        AndroidUtilities.setListViewEdgeEffectColor(stickersGridView, 0xfff5f6f7);

        stickersWrap = new FrameLayout(context);
        stickersWrap.addView(stickersGridView);

        if (needGif) {
            gifsGridView = new RecyclerListView(context);
            gifsGridView.setTag(11);
            gifsGridView.setLayoutManager(flowLayoutManager = new ExtendedGridLayoutManager(context, 100) {

                private Size size = new Size();

                @Override
                protected Size getSizeForItem(int i) {
                    TLRPC.Document document = recentImages.get(i).document;
                    size.width = document.thumb != null && document.thumb.w != 0 ? document.thumb.w : 100;
                    size.height = document.thumb != null && document.thumb.h != 0 ? document.thumb.h : 100;
                    for (int b = 0; b < document.attributes.size(); b++) {
                        TLRPC.DocumentAttribute attribute = document.attributes.get(b);
                        if (attribute instanceof TLRPC.TL_documentAttributeImageSize
                                || attribute instanceof TLRPC.TL_documentAttributeVideo) {
                            size.width = attribute.w;
                            size.height = attribute.h;
                            break;
                        }
                    }
                    return size;
                }
            });
            flowLayoutManager.setSpanSizeLookup(new GridLayoutManager.SpanSizeLookup() {
                @Override
                public int getSpanSize(int position) {
                    return flowLayoutManager.getSpanSizeForItem(position);
                }
            });
            gifsGridView.addItemDecoration(new RecyclerView.ItemDecoration() {
                @Override
                public void getItemOffsets(android.graphics.Rect outRect, View view, RecyclerView parent,
                        RecyclerView.State state) {
                    outRect.left = 0;
                    outRect.top = 0;
                    outRect.bottom = 0;
                    int position = parent.getChildAdapterPosition(view);
                    if (!flowLayoutManager.isFirstRow(position)) {
                        outRect.top = AndroidUtilities.dp(2);
                    }
                    outRect.right = flowLayoutManager.isLastInRow(position) ? 0 : AndroidUtilities.dp(2);
                }
            });
            gifsGridView.setOverScrollMode(RecyclerListView.OVER_SCROLL_NEVER);
            gifsGridView.setAdapter(gifsAdapter = new GifsAdapter(context));
            gifsGridView.setOnItemClickListener(new RecyclerListView.OnItemClickListener() {
                @Override
                public void onItemClick(View view, int position) {
                    if (position < 0 || position >= recentImages.size() || listener == null) {
                        return;
                    }
                    TLRPC.Document document = recentImages.get(position).document;
                    listener.onGifSelected(document);
                }
            });
            gifsGridView.setOnItemLongClickListener(new RecyclerListView.OnItemLongClickListener() {
                @Override
                public boolean onItemClick(View view, int position) {
                    if (position < 0 || position >= recentImages.size()) {
                        return false;
                    }
                    final MediaController.SearchImage searchImage = recentImages.get(position);
                    AlertDialog.Builder builder = new AlertDialog.Builder(view.getContext());
                    builder.setMessage(LocaleController.getString("DeleteGif", R.string.DeleteGif));
                    builder.setPositiveButton(LocaleController.getString("OK", R.string.OK).toUpperCase(),
                            new DialogInterface.OnClickListener() {
                                @Override
                                public void onClick(DialogInterface dialogInterface, int i) {
                                    recentImages.remove(searchImage);
                                    /*TLRPC.TL_messages_saveGif req = new TLRPC.TL_messages_saveGif();
                                    req.id = new TLRPC.TL_inputDocument();
                                    req.id.id = searchImage.document.id;
                                    req.id.access_hash = searchImage.document.access_hash;
                                    req.unsave = true;
                                    ConnectionsManager.getInstance().sendRequest(req, new RequestDelegate() {
                                    @Override
                                    public void run(TLObject response, TLRPC.TL_error error) {
                                            
                                    }
                                    });*/
                                    //MessagesStorage.getInstance().removeWebRecent(searchImage);
                                    if (gifsAdapter != null) {
                                        gifsAdapter.notifyDataSetChanged();
                                    }
                                    if (recentImages.isEmpty()) {
                                        updateStickerTabs();
                                    }
                                }
                            });
                    builder.setNegativeButton(LocaleController.getString("Cancel", R.string.Cancel), null);
                    builder.show().setCanceledOnTouchOutside(true);
                    return true;
                }
            });
            gifsGridView.setVisibility(GONE);
            stickersWrap.addView(gifsGridView);
        }

        stickersEmptyView = new TextView(context);
        stickersEmptyView.setText(LocaleController.getString("NoStickers", R.string.NoStickers));
        stickersEmptyView.setTextSize(TypedValue.COMPLEX_UNIT_DIP, 18);
        stickersEmptyView.setTextColor(0xff888888);
        stickersWrap.addView(stickersEmptyView,
                LayoutHelper.createFrame(LayoutHelper.WRAP_CONTENT, LayoutHelper.WRAP_CONTENT, Gravity.CENTER));
        stickersGridView.setEmptyView(stickersEmptyView);

        scrollSlidingTabStrip = new ScrollSlidingTabStrip(context) {

            boolean startedScroll;
            float lastX;
            float lastTranslateX;
            boolean first = true;

            @Override
            public boolean onInterceptTouchEvent(MotionEvent ev) {
                if (getParent() != null) {
                    getParent().requestDisallowInterceptTouchEvent(true);
                }
                return super.onInterceptTouchEvent(ev);
            }

            @Override
            public boolean onTouchEvent(MotionEvent ev) {
                if (first) {
                    first = false;
                    lastX = ev.getX();
                }
                float newTranslationX = scrollSlidingTabStrip.getTranslationX();
                if (scrollSlidingTabStrip.getScrollX() == 0 && newTranslationX == 0) {
                    if (!startedScroll && lastX - ev.getX() < 0) {
                        if (pager.beginFakeDrag()) {
                            startedScroll = true;
                            lastTranslateX = scrollSlidingTabStrip.getTranslationX();
                        }
                    } else if (startedScroll && lastX - ev.getX() > 0) {
                        if (pager.isFakeDragging()) {
                            pager.endFakeDrag();
                            startedScroll = false;
                        }
                    }
                }
                if (startedScroll) {
                    int dx = (int) (ev.getX() - lastX + newTranslationX - lastTranslateX);
                    try {
                        pager.fakeDragBy(dx);
                        lastTranslateX = newTranslationX;
                    } catch (Exception e) {
                        try {
                            pager.endFakeDrag();
                        } catch (Exception e2) {
                            //don't promt
                        }
                        startedScroll = false;
                        FileLog.e("messenger", e);
                    }
                }
                lastX = ev.getX();
                if (ev.getAction() == MotionEvent.ACTION_CANCEL || ev.getAction() == MotionEvent.ACTION_UP) {
                    first = true;
                    if (startedScroll) {
                        pager.endFakeDrag();
                        startedScroll = false;
                    }
                }
                return startedScroll || super.onTouchEvent(ev);
            }
        };
        scrollSlidingTabStrip.setUnderlineHeight(AndroidUtilities.dp(1));
        scrollSlidingTabStrip.setIndicatorColor(0xffe2e5e7);
        scrollSlidingTabStrip.setUnderlineColor(0xffe2e5e7);
        scrollSlidingTabStrip.setVisibility(INVISIBLE);
        addView(scrollSlidingTabStrip,
                LayoutHelper.createFrame(LayoutHelper.MATCH_PARENT, 48, Gravity.LEFT | Gravity.TOP));
        scrollSlidingTabStrip.setTranslationX(AndroidUtilities.displaySize.x);
        updateStickerTabs();
        scrollSlidingTabStrip.setDelegate(new ScrollSlidingTabStrip.ScrollSlidingTabStripDelegate() {
            @Override
            public void onPageSelected(int page) {
                if (gifsGridView != null) {
                    if (page == gifTabBum + 1) {
                        if (gifsGridView.getVisibility() != VISIBLE) {
                            listener.onGifTab(true);
                            showGifTab();
                        }
                    } else {
                        if (gifsGridView.getVisibility() == VISIBLE) {
                            listener.onGifTab(false);
                            gifsGridView.setVisibility(GONE);
                            stickersGridView.setVisibility(VISIBLE);
                            stickersEmptyView
                                    .setVisibility(stickersGridAdapter.getCount() != 0 ? GONE : VISIBLE);
                        }
                    }
                }
                if (page == 0) {
                    pager.setCurrentItem(0);
                    return;
                } else {
                    if (page == gifTabBum + 1) {
                        return;
                    } else {
                        if (page == recentTabBum + 1) {
                            views.get(6).setSelection(0);
                            return;
                        }
                    }
                }
                int index = page - 1 - stickersTabOffset;
                if (index == stickerSets.size()) {
                    if (listener != null) {
                        listener.onStickersSettingsClick();
                    }
                    return;
                }
                if (index >= stickerSets.size()) {
                    index = stickerSets.size() - 1;
                }
                views.get(6).setSelection(stickersGridAdapter.getPositionForPack(stickerSets.get(index)));
            }
        });

        stickersGridView.setOnScrollListener(new AbsListView.OnScrollListener() {
            @Override
            public void onScrollStateChanged(AbsListView view, int scrollState) {

            }

            @Override
            public void onScroll(AbsListView view, int firstVisibleItem, int visibleItemCount,
                    int totalItemCount) {
                checkStickersScroll(firstVisibleItem);
            }
        });
    }

    setBackgroundColor(0xfff5f6f7);

    pager = new ViewPager(context) {
        @Override
        public boolean onInterceptTouchEvent(MotionEvent ev) {
            if (getParent() != null) {
                getParent().requestDisallowInterceptTouchEvent(true);
            }
            return super.onInterceptTouchEvent(ev);
        }
    };
    pager.setAdapter(new EmojiPagesAdapter());

    pagerSlidingTabStripContainer = new LinearLayout(context) {
        @Override
        public boolean onInterceptTouchEvent(MotionEvent ev) {
            if (getParent() != null) {
                getParent().requestDisallowInterceptTouchEvent(true);
            }
            return super.onInterceptTouchEvent(ev);
        }
    };
    pagerSlidingTabStripContainer.setOrientation(LinearLayout.HORIZONTAL);
    pagerSlidingTabStripContainer.setBackgroundColor(0xfff5f6f7);
    addView(pagerSlidingTabStripContainer, LayoutHelper.createFrame(LayoutParams.MATCH_PARENT, 48));

    PagerSlidingTabStrip pagerSlidingTabStrip = new PagerSlidingTabStrip(context);
    pagerSlidingTabStrip.setViewPager(pager);
    pagerSlidingTabStrip.setShouldExpand(true);
    pagerSlidingTabStrip.setIndicatorHeight(AndroidUtilities.dp(2));
    pagerSlidingTabStrip.setUnderlineHeight(AndroidUtilities.dp(1));
    pagerSlidingTabStrip.setIndicatorColor(0xff2b96e2);
    pagerSlidingTabStrip.setUnderlineColor(0xffe2e5e7);
    pagerSlidingTabStripContainer.addView(pagerSlidingTabStrip, LayoutHelper.createLinear(0, 48, 1.0f));
    pagerSlidingTabStrip.setOnPageChangeListener(new ViewPager.OnPageChangeListener() {
        @Override
        public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {
            EmojiView.this.onPageScrolled(position, getMeasuredWidth(), positionOffsetPixels);
        }

        @Override
        public void onPageSelected(int position) {

        }

        @Override
        public void onPageScrollStateChanged(int state) {

        }
    });

    FrameLayout frameLayout = new FrameLayout(context);
    pagerSlidingTabStripContainer.addView(frameLayout, LayoutHelper.createLinear(52, 48));

    backspaceButton = new ImageView(context) {
        @Override
        public boolean onTouchEvent(MotionEvent event) {
            if (event.getAction() == MotionEvent.ACTION_DOWN) {
                backspacePressed = true;
                backspaceOnce = false;
                postBackspaceRunnable(350);
            } else if (event.getAction() == MotionEvent.ACTION_CANCEL
                    || event.getAction() == MotionEvent.ACTION_UP) {
                backspacePressed = false;
                if (!backspaceOnce) {
                    if (listener != null && listener.onBackspace()) {
                        backspaceButton.performHapticFeedback(HapticFeedbackConstants.KEYBOARD_TAP);
                    }
                }
            }
            super.onTouchEvent(event);
            return true;
        }
    };
    backspaceButton.setImageResource(R.drawable.ic_smiles_backspace);
    backspaceButton.setBackgroundResource(R.drawable.ic_emoji_backspace);
    backspaceButton.setScaleType(ImageView.ScaleType.CENTER);
    frameLayout.addView(backspaceButton, LayoutHelper.createFrame(52, 48));

    View view = new View(context);
    view.setBackgroundColor(0xffe2e5e7);
    frameLayout.addView(view, LayoutHelper.createFrame(52, 1, Gravity.LEFT | Gravity.BOTTOM));

    recentsWrap = new FrameLayout(context);
    recentsWrap.addView(views.get(0));

    TextView textView = new TextView(context);
    textView.setText(LocaleController.getString("NoRecent", R.string.NoRecent));
    textView.setTextSize(18);
    textView.setTextColor(0xff888888);
    textView.setGravity(Gravity.CENTER);
    recentsWrap.addView(textView);
    views.get(0).setEmptyView(textView);

    addView(pager, LayoutHelper.createFrame(LayoutHelper.MATCH_PARENT, LayoutHelper.MATCH_PARENT,
            Gravity.LEFT | Gravity.TOP, 0, 48, 0, 0));

    emojiSize = AndroidUtilities.dp(AndroidUtilities.isTablet() ? 40 : 32);
    pickerView = new EmojiColorPickerView(context);
    pickerViewPopup = new EmojiPopupWindow(pickerView,
            popupWidth = AndroidUtilities.dp((AndroidUtilities.isTablet() ? 40 : 32) * 6 + 10 + 4 * 5),
            popupHeight = AndroidUtilities.dp(AndroidUtilities.isTablet() ? 64 : 56));
    pickerViewPopup.setOutsideTouchable(true);
    pickerViewPopup.setClippingEnabled(true);
    pickerViewPopup.setInputMethodMode(EmojiPopupWindow.INPUT_METHOD_NOT_NEEDED);
    pickerViewPopup.setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_UNSPECIFIED);
    pickerViewPopup.getContentView().setFocusableInTouchMode(true);
    pickerViewPopup.getContentView().setOnKeyListener(new OnKeyListener() {
        @Override
        public boolean onKey(View v, int keyCode, KeyEvent event) {
            if (keyCode == KeyEvent.KEYCODE_MENU && event.getRepeatCount() == 0
                    && event.getAction() == KeyEvent.ACTION_UP && pickerViewPopup != null
                    && pickerViewPopup.isShowing()) {
                pickerViewPopup.dismiss();
                return true;
            }
            return false;
        }
    });

    loadRecents();
}

From source file:net.bluehack.ui.Components.EmojiView.java

public EmojiView(boolean needStickers, boolean needGif, final Context context) {
    super(context);

    showGifs = needGif;/*from  ww  w  .  j  a  va  2s  .  co m*/

    dotDrawable = context.getResources().getDrawable(R.drawable.bluecircle);

    if (Build.VERSION.SDK_INT >= 21) {
        outlineProvider = new ViewOutlineProvider() {
            @TargetApi(Build.VERSION_CODES.LOLLIPOP)
            @Override
            public void getOutline(View view, Outline outline) {
                outline.setRoundRect(view.getPaddingLeft(), view.getPaddingTop(),
                        view.getMeasuredWidth() - view.getPaddingRight(),
                        view.getMeasuredHeight() - view.getPaddingBottom(), AndroidUtilities.dp(6));
            }
        };
    }

    for (int i = 0; i < EmojiData.dataColored.length + 1; i++) {
        GridView gridView = new GridView(context);
        if (AndroidUtilities.isTablet()) {
            gridView.setColumnWidth(AndroidUtilities.dp(60));
        } else {
            gridView.setColumnWidth(AndroidUtilities.dp(45));
        }
        gridView.setNumColumns(-1);
        EmojiGridAdapter emojiGridAdapter = new EmojiGridAdapter(i - 1);
        AndroidUtilities.setListViewEdgeEffectColor(gridView, 0xfff5f6f7);
        gridView.setAdapter(emojiGridAdapter);
        adapters.add(emojiGridAdapter);
        emojiGrids.add(gridView);
        FrameLayout frameLayout = new FrameLayout(context);
        frameLayout.addView(gridView, LayoutHelper.createFrame(LayoutHelper.MATCH_PARENT,
                LayoutHelper.MATCH_PARENT, Gravity.TOP | Gravity.LEFT, 0, 48, 0, 0));

        views.add(frameLayout);
    }

    if (needStickers) {
        stickersWrap = new FrameLayout(context);

        StickersQuery.checkStickers(StickersQuery.TYPE_IMAGE);
        StickersQuery.checkFeaturedStickers();
        stickersGridView = new RecyclerListView(context) {
            @Override
            public boolean onInterceptTouchEvent(MotionEvent event) {
                boolean result = StickerPreviewViewer.getInstance().onInterceptTouchEvent(event,
                        stickersGridView, EmojiView.this.getMeasuredHeight());
                return super.onInterceptTouchEvent(event) || result;
            }

            @Override
            public void setVisibility(int visibility) {
                if (gifsGridView != null && gifsGridView.getVisibility() == VISIBLE
                        || trendingGridView != null && trendingGridView.getVisibility() == VISIBLE) {
                    super.setVisibility(GONE);
                    return;
                }
                super.setVisibility(visibility);
            }
        };

        stickersGridView.setLayoutManager(stickersLayoutManager = new GridLayoutManager(context, 5));
        stickersLayoutManager.setSpanSizeLookup(new GridLayoutManager.SpanSizeLookup() {
            @Override
            public int getSpanSize(int position) {
                if (position == stickersGridAdapter.totalItems) {
                    return stickersGridAdapter.stickersPerRow;
                }
                return 1;
            }
        });
        stickersGridView.setPadding(0, AndroidUtilities.dp(4 + 48), 0, 0);
        stickersGridView.setClipToPadding(false);
        views.add(stickersWrap);
        stickersGridView.setAdapter(stickersGridAdapter = new StickersGridAdapter(context));
        stickersGridView.setOnTouchListener(new OnTouchListener() {
            @Override
            public boolean onTouch(View v, MotionEvent event) {
                return StickerPreviewViewer.getInstance().onTouch(event, stickersGridView,
                        EmojiView.this.getMeasuredHeight(), stickersOnItemClickListener);
            }
        });
        stickersOnItemClickListener = new RecyclerListView.OnItemClickListener() {
            @Override
            public void onItemClick(View view, int position) {
                if (!(view instanceof StickerEmojiCell)) {
                    return;
                }
                StickerPreviewViewer.getInstance().reset();
                StickerEmojiCell cell = (StickerEmojiCell) view;
                if (cell.isDisabled()) {
                    return;
                }
                cell.disable();
                listener.onStickerSelected(cell.getSticker());
            }
        };
        stickersGridView.setOnItemClickListener(stickersOnItemClickListener);
        stickersGridView.setGlowColor(0xfff5f6f7);
        stickersWrap.addView(stickersGridView);

        trendingGridView = new RecyclerListView(context);
        trendingGridView.setItemAnimator(null);
        trendingGridView.setLayoutAnimation(null);
        trendingGridView.setLayoutManager(trendingLayoutManager = new GridLayoutManager(context, 5) {
            @Override
            public boolean supportsPredictiveItemAnimations() {
                return false;
            }
        });
        trendingLayoutManager.setSpanSizeLookup(new GridLayoutManager.SpanSizeLookup() {
            @Override
            public int getSpanSize(int position) {
                if (trendingGridAdapter.cache.get(position) instanceof Integer
                        || position == trendingGridAdapter.totalItems) {
                    return trendingGridAdapter.stickersPerRow;
                }
                return 1;
            }
        });
        trendingGridView.setOnScrollListener(new RecyclerView.OnScrollListener() {
            @Override
            public void onScrolled(RecyclerView recyclerView, int dx, int dy) {
                checkStickersTabY(recyclerView, dy);
            }
        });
        trendingGridView.setClipToPadding(false);
        trendingGridView.setPadding(0, AndroidUtilities.dp(48), 0, 0);
        trendingGridView.setAdapter(trendingGridAdapter = new TrendingGridAdapter(context));
        trendingGridView.setOnItemClickListener(new RecyclerListView.OnItemClickListener() {
            @Override
            public void onItemClick(View view, int position) {
                TLRPC.StickerSetCovered pack = trendingGridAdapter.positionsToSets.get(position);
                if (pack != null) {
                    listener.onShowStickerSet(pack);
                }
            }
        });
        trendingGridAdapter.notifyDataSetChanged();
        trendingGridView.setGlowColor(0xfff5f6f7);
        trendingGridView.setVisibility(GONE);
        stickersWrap.addView(trendingGridView);

        if (needGif) {
            gifsGridView = new RecyclerListView(context);
            gifsGridView.setClipToPadding(false);
            gifsGridView.setPadding(0, AndroidUtilities.dp(48), 0, 0);
            gifsGridView.setLayoutManager(flowLayoutManager = new ExtendedGridLayoutManager(context, 100) {

                private Size size = new Size();

                @Override
                protected Size getSizeForItem(int i) {
                    TLRPC.Document document = recentGifs.get(i);
                    size.width = document.thumb != null && document.thumb.w != 0 ? document.thumb.w : 100;
                    size.height = document.thumb != null && document.thumb.h != 0 ? document.thumb.h : 100;
                    for (int b = 0; b < document.attributes.size(); b++) {
                        TLRPC.DocumentAttribute attribute = document.attributes.get(b);
                        if (attribute instanceof TLRPC.TL_documentAttributeImageSize
                                || attribute instanceof TLRPC.TL_documentAttributeVideo) {
                            size.width = attribute.w;
                            size.height = attribute.h;
                            break;
                        }
                    }
                    return size;
                }
            });
            flowLayoutManager.setSpanSizeLookup(new GridLayoutManager.SpanSizeLookup() {
                @Override
                public int getSpanSize(int position) {
                    return flowLayoutManager.getSpanSizeForItem(position);
                }
            });
            gifsGridView.addItemDecoration(new RecyclerView.ItemDecoration() {
                @Override
                public void getItemOffsets(android.graphics.Rect outRect, View view, RecyclerView parent,
                        RecyclerView.State state) {
                    outRect.left = 0;
                    outRect.top = 0;
                    outRect.bottom = 0;
                    int position = parent.getChildAdapterPosition(view);
                    if (!flowLayoutManager.isFirstRow(position)) {
                        outRect.top = AndroidUtilities.dp(2);
                    }
                    outRect.right = flowLayoutManager.isLastInRow(position) ? 0 : AndroidUtilities.dp(2);
                }
            });
            gifsGridView.setOverScrollMode(RecyclerListView.OVER_SCROLL_NEVER);
            gifsGridView.setAdapter(gifsAdapter = new GifsAdapter(context));
            gifsGridView.setOnScrollListener(new RecyclerView.OnScrollListener() {
                @Override
                public void onScrolled(RecyclerView recyclerView, int dx, int dy) {
                    checkStickersTabY(recyclerView, dy);
                }
            });
            gifsGridView.setOnItemClickListener(new RecyclerListView.OnItemClickListener() {
                @Override
                public void onItemClick(View view, int position) {
                    if (position < 0 || position >= recentGifs.size() || listener == null) {
                        return;
                    }
                    listener.onGifSelected(recentGifs.get(position));
                }
            });
            gifsGridView.setOnItemLongClickListener(new RecyclerListView.OnItemLongClickListener() {
                @Override
                public boolean onItemClick(View view, int position) {
                    if (position < 0 || position >= recentGifs.size()) {
                        return false;
                    }
                    final TLRPC.Document searchImage = recentGifs.get(position);
                    AlertDialog.Builder builder = new AlertDialog.Builder(view.getContext());
                    builder.setTitle(LocaleController.getString("AppName", R.string.AppName));
                    builder.setMessage(LocaleController.getString("DeleteGif", R.string.DeleteGif));
                    builder.setPositiveButton(LocaleController.getString("OK", R.string.OK).toUpperCase(),
                            new DialogInterface.OnClickListener() {
                                @Override
                                public void onClick(DialogInterface dialogInterface, int i) {
                                    StickersQuery.removeRecentGif(searchImage);
                                    recentGifs = StickersQuery.getRecentGifs();
                                    if (gifsAdapter != null) {
                                        gifsAdapter.notifyDataSetChanged();
                                    }
                                    if (recentGifs.isEmpty()) {
                                        updateStickerTabs();
                                    }
                                }
                            });
                    builder.setNegativeButton(LocaleController.getString("Cancel", R.string.Cancel), null);
                    builder.show().setCanceledOnTouchOutside(true);
                    return true;
                }
            });
            gifsGridView.setVisibility(GONE);
            stickersWrap.addView(gifsGridView);
        }

        stickersEmptyView = new TextView(context);
        stickersEmptyView.setText(LocaleController.getString("NoStickers", R.string.NoStickers));
        stickersEmptyView.setTextSize(TypedValue.COMPLEX_UNIT_DIP, 18);
        stickersEmptyView.setTextColor(0xff888888);
        stickersWrap.addView(stickersEmptyView, LayoutHelper.createFrame(LayoutHelper.WRAP_CONTENT,
                LayoutHelper.WRAP_CONTENT, Gravity.CENTER, 0, 48, 0, 0));
        stickersGridView.setEmptyView(stickersEmptyView);

        stickersTab = new ScrollSlidingTabStrip(context) {

            boolean startedScroll;
            float lastX;
            float lastTranslateX;
            boolean first = true;

            @Override
            public boolean onInterceptTouchEvent(MotionEvent ev) {
                if (getParent() != null) {
                    getParent().requestDisallowInterceptTouchEvent(true);
                }
                return super.onInterceptTouchEvent(ev);
            }

            @Override
            public boolean onTouchEvent(MotionEvent ev) {
                if (first) {
                    first = false;
                    lastX = ev.getX();
                }
                float newTranslationX = stickersTab.getTranslationX();
                if (stickersTab.getScrollX() == 0 && newTranslationX == 0) {
                    if (!startedScroll && lastX - ev.getX() < 0) {
                        if (pager.beginFakeDrag()) {
                            startedScroll = true;
                            lastTranslateX = stickersTab.getTranslationX();
                        }
                    } else if (startedScroll && lastX - ev.getX() > 0) {
                        if (pager.isFakeDragging()) {
                            pager.endFakeDrag();
                            startedScroll = false;
                        }
                    }
                }
                if (startedScroll) {
                    int dx = (int) (ev.getX() - lastX + newTranslationX - lastTranslateX);
                    try {
                        pager.fakeDragBy(dx);
                        lastTranslateX = newTranslationX;
                    } catch (Exception e) {
                        try {
                            pager.endFakeDrag();
                        } catch (Exception e2) {
                            //don't promt
                        }
                        startedScroll = false;
                        FileLog.e("tmessages", e);
                    }
                }
                lastX = ev.getX();
                if (ev.getAction() == MotionEvent.ACTION_CANCEL || ev.getAction() == MotionEvent.ACTION_UP) {
                    first = true;
                    if (startedScroll) {
                        pager.endFakeDrag();
                        startedScroll = false;
                    }
                }
                return startedScroll || super.onTouchEvent(ev);
            }
        };
        stickersTab.setUnderlineHeight(AndroidUtilities.dp(1));
        stickersTab.setIndicatorColor(0xffe2e5e7);
        stickersTab.setUnderlineColor(0xffe2e5e7);
        stickersTab.setBackgroundColor(0xfff5f6f7);
        stickersTab.setVisibility(INVISIBLE);
        addView(stickersTab,
                LayoutHelper.createFrame(LayoutHelper.MATCH_PARENT, 48, Gravity.LEFT | Gravity.TOP));
        stickersTab.setTranslationX(AndroidUtilities.displaySize.x);
        updateStickerTabs();
        stickersTab.setDelegate(new ScrollSlidingTabStrip.ScrollSlidingTabStripDelegate() {
            @Override
            public void onPageSelected(int page) {
                if (gifsGridView != null) {
                    if (page == gifTabNum + 1) {
                        if (gifsGridView.getVisibility() != VISIBLE) {
                            listener.onGifTab(true);
                            showGifTab();
                        }
                    } else if (page == trendingTabNum + 1) {
                        if (trendingGridView.getVisibility() != VISIBLE) {
                            showTrendingTab();
                        }
                    } else {
                        if (gifsGridView.getVisibility() == VISIBLE) {
                            listener.onGifTab(false);
                            gifsGridView.setVisibility(GONE);
                            stickersGridView.setVisibility(VISIBLE);
                            stickersEmptyView
                                    .setVisibility(stickersGridAdapter.getItemCount() != 0 ? GONE : VISIBLE);
                            saveNewPage();
                        } else if (trendingGridView.getVisibility() == VISIBLE) {
                            trendingGridView.setVisibility(GONE);
                            stickersGridView.setVisibility(VISIBLE);
                            stickersEmptyView
                                    .setVisibility(stickersGridAdapter.getItemCount() != 0 ? GONE : VISIBLE);
                            saveNewPage();
                        }
                    }
                }
                if (page == 0) {
                    pager.setCurrentItem(0);
                    return;
                } else {
                    if (page == gifTabNum + 1 || page == trendingTabNum + 1) {
                        return;
                    } else if (page == recentTabBum + 1) {
                        stickersLayoutManager.scrollToPositionWithOffset(0, 0);
                        checkStickersTabY(null, 0);
                        stickersTab.onPageScrolled(recentTabBum + 1,
                                (recentTabBum > 0 ? recentTabBum : stickersTabOffset) + 1);
                        return;
                    }
                }
                int index = page - 1 - stickersTabOffset;
                if (index >= stickerSets.size()) {
                    if (listener != null) {
                        listener.onStickersSettingsClick();
                    }
                    return;
                }
                if (index >= stickerSets.size()) {
                    index = stickerSets.size() - 1;
                }
                stickersLayoutManager.scrollToPositionWithOffset(
                        stickersGridAdapter.getPositionForPack(stickerSets.get(index)), 0);
                checkStickersTabY(null, 0);
                checkScroll();
            }
        });

        stickersGridView.setOnScrollListener(new RecyclerView.OnScrollListener() {

            @Override
            public void onScrolled(RecyclerView recyclerView, int dx, int dy) {
                checkScroll();
                checkStickersTabY(recyclerView, dy);
            }
        });
    }

    pager = new ViewPager(context) {
        @Override
        public boolean onInterceptTouchEvent(MotionEvent ev) {
            if (getParent() != null) {
                getParent().requestDisallowInterceptTouchEvent(true);
            }
            return super.onInterceptTouchEvent(ev);
        }
    };
    pager.setAdapter(new EmojiPagesAdapter());

    emojiTab = new LinearLayout(context) {
        @Override
        public boolean onInterceptTouchEvent(MotionEvent ev) {
            if (getParent() != null) {
                getParent().requestDisallowInterceptTouchEvent(true);
            }
            return super.onInterceptTouchEvent(ev);
        }
    };
    emojiTab.setOrientation(LinearLayout.HORIZONTAL);
    addView(emojiTab, LayoutHelper.createFrame(LayoutParams.MATCH_PARENT, 48));

    pagerSlidingTabStrip = new PagerSlidingTabStrip(context);
    pagerSlidingTabStrip.setViewPager(pager);
    pagerSlidingTabStrip.setShouldExpand(true);
    pagerSlidingTabStrip.setIndicatorHeight(AndroidUtilities.dp(2));
    pagerSlidingTabStrip.setUnderlineHeight(AndroidUtilities.dp(1));
    pagerSlidingTabStrip.setIndicatorColor(0xff2b96e2);
    pagerSlidingTabStrip.setUnderlineColor(0xffe2e5e7);
    emojiTab.addView(pagerSlidingTabStrip, LayoutHelper.createLinear(0, 48, 1.0f));
    pagerSlidingTabStrip.setOnPageChangeListener(new ViewPager.OnPageChangeListener() {
        @Override
        public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {
            EmojiView.this.onPageScrolled(position, getMeasuredWidth() - getPaddingLeft() - getPaddingRight(),
                    positionOffsetPixels);
        }

        @Override
        public void onPageSelected(int position) {
            saveNewPage();
        }

        @Override
        public void onPageScrollStateChanged(int state) {

        }
    });

    FrameLayout frameLayout = new FrameLayout(context);
    emojiTab.addView(frameLayout, LayoutHelper.createLinear(52, 48));

    backspaceButton = new ImageView(context) {
        @Override
        public boolean onTouchEvent(MotionEvent event) {
            if (event.getAction() == MotionEvent.ACTION_DOWN) {
                backspacePressed = true;
                backspaceOnce = false;
                postBackspaceRunnable(350);
            } else if (event.getAction() == MotionEvent.ACTION_CANCEL
                    || event.getAction() == MotionEvent.ACTION_UP) {
                backspacePressed = false;
                if (!backspaceOnce) {
                    if (listener != null && listener.onBackspace()) {
                        backspaceButton.performHapticFeedback(HapticFeedbackConstants.KEYBOARD_TAP);
                    }
                }
            }
            super.onTouchEvent(event);
            return true;
        }
    };
    backspaceButton.setImageResource(R.drawable.ic_smiles_backspace);
    backspaceButton.setBackgroundResource(R.drawable.ic_emoji_backspace);
    backspaceButton.setScaleType(ImageView.ScaleType.CENTER);
    frameLayout.addView(backspaceButton, LayoutHelper.createFrame(52, 48));

    View view = new View(context);
    view.setBackgroundColor(0xffe2e5e7);
    frameLayout.addView(view, LayoutHelper.createFrame(52, 1, Gravity.LEFT | Gravity.BOTTOM));

    TextView textView = new TextView(context);
    textView.setText(LocaleController.getString("NoRecent", R.string.NoRecent));
    textView.setTextSize(18);
    textView.setTextColor(0xff888888);
    textView.setGravity(Gravity.CENTER);
    textView.setClickable(false);
    textView.setFocusable(false);
    ((FrameLayout) views.get(0)).addView(textView, LayoutHelper.createFrame(LayoutHelper.WRAP_CONTENT,
            LayoutHelper.WRAP_CONTENT, Gravity.CENTER, 0, 48, 0, 0));
    emojiGrids.get(0).setEmptyView(textView);

    addView(pager, 0, LayoutHelper.createFrame(LayoutHelper.MATCH_PARENT, LayoutHelper.MATCH_PARENT,
            Gravity.LEFT | Gravity.TOP));

    emojiSize = AndroidUtilities.dp(AndroidUtilities.isTablet() ? 40 : 32);
    pickerView = new EmojiColorPickerView(context);
    pickerViewPopup = new EmojiPopupWindow(pickerView,
            popupWidth = AndroidUtilities.dp((AndroidUtilities.isTablet() ? 40 : 32) * 6 + 10 + 4 * 5),
            popupHeight = AndroidUtilities.dp(AndroidUtilities.isTablet() ? 64 : 56));
    pickerViewPopup.setOutsideTouchable(true);
    pickerViewPopup.setClippingEnabled(true);
    pickerViewPopup.setInputMethodMode(EmojiPopupWindow.INPUT_METHOD_NOT_NEEDED);
    pickerViewPopup.setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_UNSPECIFIED);
    pickerViewPopup.getContentView().setFocusableInTouchMode(true);
    pickerViewPopup.getContentView().setOnKeyListener(new OnKeyListener() {
        @Override
        public boolean onKey(View v, int keyCode, KeyEvent event) {
            if (keyCode == KeyEvent.KEYCODE_MENU && event.getRepeatCount() == 0
                    && event.getAction() == KeyEvent.ACTION_UP && pickerViewPopup != null
                    && pickerViewPopup.isShowing()) {
                pickerViewPopup.dismiss();
                return true;
            }
            return false;
        }
    });
    currentPage = getContext().getSharedPreferences("emoji", Activity.MODE_PRIVATE).getInt("selected_page", 0);
    loadRecents();
}