Example usage for android.view KeyEvent ACTION_UP

Introduction

In this page you can find the example usage for android.view KeyEvent ACTION_UP.

Prototype

int ACTION_UP

To view the source code for android.view KeyEvent ACTION_UP.

Click Source Link

Document

#getAction value: the key has been released.

Usage

From source file:com.vuze.android.remote.fragment.TorrentListFragment.java

@Override
public boolean onKey(View v, int keyCode, KeyEvent event) {
    if (event.getAction() != KeyEvent.ACTION_UP) {
        return false;
    }//from  w w w .j  ava2 s .c  o  m
    switch (keyCode) {
    // NOTE:
    // KeyCharacterMap.deviceHasKey(KeyEvent.KEYCODE_MENU);
    case KeyEvent.KEYCODE_MENU:
    case KeyEvent.KEYCODE_BUTTON_X:
    case KeyEvent.KEYCODE_INFO: {
        if (tb == null) {
            return showTorrentContextMenu();
        }
        break;
    }

    }
    return false;
}

---

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

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

    showStickers = needStickers;//w  w w . j  a v  a 2s  . 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();
                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 . jav  a 2  s  .  com*/
    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:com.goftagram.telegram.ui.Components.EmojiView.java

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

    showStickers = needStickers;/* w  w  w .ja v 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;/*  w  w  w  .  j av a 2s. com*/

    //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:ir.irani.telecam.ui.Components.EmojiView.java

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

    showStickers = needStickers;//w ww.jav a 2s . c om
    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:com.strathclyde.highlightingkeyboard.SoftKeyboardService.java

/**
 * Helper to send a key down / key up pair to the current editor.
 *///from ww  w.  jav  a2 s.  c  o  m
private void keyDownUp(int keyEventCode) {
    ic.sendKeyEvent(new KeyEvent(KeyEvent.ACTION_DOWN, keyEventCode));
    ic.sendKeyEvent(new KeyEvent(KeyEvent.ACTION_UP, keyEventCode));
}

---

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

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

    showStickers = needStickers;//w w  w .  j  ava 2 s.c om
    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.tct.mail.ui.ConversationListFragment.java

@Override
public boolean onKey(View view, int keyCode, KeyEvent keyEvent) {
    SwipeableListView list = (SwipeableListView) view;
    // Don't need to handle ENTER because it's auto-handled as a "click".
    if (keyCode == KeyEvent.KEYCODE_DPAD_RIGHT) {
        if (keyEvent.getAction() == KeyEvent.ACTION_UP) {
            if (mKeyInitiatedFromList) {
                onListItemSelected(list.getSelectedView(), list.getSelectedItemPosition());
            }/*from w w w. jav  a  2  s .c om*/
            mKeyInitiatedFromList = false;
        } else if (keyEvent.getAction() == KeyEvent.ACTION_DOWN) {
            mKeyInitiatedFromList = true;
        }
        return true;
    } else if (keyEvent.getAction() == KeyEvent.ACTION_UP) {
        if (keyCode == KeyEvent.KEYCODE_DPAD_UP || keyCode == KeyEvent.KEYCODE_DPAD_DOWN) {
            final int position = list.getSelectedItemPosition();
            final Object item = getAnimatedAdapter().getItem(position);
            if (item != null && item instanceof ConversationCursor) {
                final Conversation conv = ((ConversationCursor) item).getConversation();
                mCallbacks.onConversationFocused(conv);
            }
        }
    }
    return false;
}

---

From source file:com.iiordanov.bVNC.RemoteCanvasActivity.java

@Override
public boolean onKey(View v, int keyCode, KeyEvent evt) {

    boolean consumed = false;

    if (keyCode == KeyEvent.KEYCODE_MENU) {
        if (evt.getAction() == KeyEvent.ACTION_DOWN)
            return super.onKeyDown(keyCode, evt);
        else//from w  ww .  j  av  a 2s.c o  m
            return super.onKeyUp(keyCode, evt);
    }

    try {
        if (evt.getAction() == KeyEvent.ACTION_DOWN || evt.getAction() == KeyEvent.ACTION_MULTIPLE) {
            consumed = inputHandler.onKeyDown(keyCode, evt);
        } else if (evt.getAction() == KeyEvent.ACTION_UP) {
            consumed = inputHandler.onKeyUp(keyCode, evt);
        }
        resetOnScreenKeys(keyCode);
    } catch (NullPointerException e) {
    }

    return consumed;
}

---

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