Example usage for android.view ViewGroup getChildAt

Introduction

In this page you can find the example usage for android.view ViewGroup getChildAt.

Prototype

public View getChildAt(int index) 

Source Link

Document

Returns the view at the specified position in the group.

Usage

From source file:me.xiaopan.psts.PagerSlidingTabStrip.java

@Override
protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
    if (allowWidthFull && tabsLayout != null) {
        View childView;//w w w . j  ava  2s .  c  o  m
        for (int w = 0, size = tabsLayout.getChildCount(); w < size; w++) {
            childView = tabsLayout.getChildAt(w);
            ViewGroup.LayoutParams params = childView.getLayoutParams();
            params.width = ViewGroup.LayoutParams.WRAP_CONTENT;
            childView.setLayoutParams(params);
        }
    }
    super.onMeasure(widthMeasureSpec, heightMeasureSpec);

    if (!allowWidthFull) {
        return;
    }
    ViewGroup tabsLayout = getTabsLayout();
    if (tabsLayout == null) {
        return;
    }
    if (tabsLayout.getChildCount() <= 0) {
        return;
    }

    if (tabViews == null) {
        tabViews = new ArrayList<View>();
    } else {
        tabViews.clear();
    }
    for (int w = 0; w < tabsLayout.getChildCount(); w++) {
        tabViews.add(tabsLayout.getChildAt(w));
    }

    adjustChildWidthWithParent(tabViews,
            getMeasuredWidth() - tabsLayout.getPaddingLeft() - tabsLayout.getPaddingRight(), widthMeasureSpec,
            heightMeasureSpec);

    super.onMeasure(widthMeasureSpec, heightMeasureSpec);
}

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From source file:cz.tsystems.portablecheckin.MainActivity.java

private void populateTextsAndRbtn(ViewGroup theView) {
    String fieldName = "";
    DMCheckin checkinData = app.getCheckin();
    for (int i = 0; i < theView.getChildCount(); i++) {
        View v = theView.getChildAt(i);
        Class<? extends View> c = v.getClass();
        fieldName = (String) v.getTag();
        if (fieldName == null)
            continue;

        Field field = null;/*from ww  w.  j a va 2 s .c o  m*/
        try {
            field = DMCheckin.class.getField(fieldName.toLowerCase(Locale.ENGLISH));
        } catch (NoSuchFieldException e) {
            Log.v(TAG, "NOT FOUND :" + fieldName.toLowerCase(Locale.ENGLISH));
            continue;
        }
        Log.v(TAG, fieldName.toLowerCase(Locale.ENGLISH));

        try {

            if (c == EditText.class || c == vinEditText.class || c == BaseEditText.class) {

                EditText editText = (EditText) v;
                editText.setText("");

                if (field.get(checkinData) == null)
                    continue;
                DecimalFormat nf = new DecimalFormat("#");
                if (field.getType() == String.class)// jnCheckin.hasNonNull(fieldName))
                    editText.setText((String) field.get(checkinData));
                else if (field.getType() == int.class)
                    editText.setText(String.valueOf(field.getInt(checkinData)));
                else if (field.getType() == short.class)
                    editText.setText(String.valueOf(field.getShort(checkinData)));
                else if (field.getType() == double.class)
                    editText.setText(nf.format(field.getDouble(checkinData)));
                else if (field.getType() == Double.class)
                    editText.setText(NumberFormat.getInstance().format((Double) field.get(checkinData)));
                else if (field.getType() == Date.class)
                    editText.setText(sdto.format((Date) field.get(checkinData)));

            } else if (c == Switch.class) {
                ((Switch) v).setChecked(field.getBoolean(checkinData));
            }

        } catch (IllegalArgumentException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        } catch (IllegalAccessException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    }
}

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From source file:biz.laenger.android.vpbs.ViewPagerBottomSheetBehavior.java

private View findScrollingChild(View view) {
    if (view instanceof NestedScrollingChild) {
        return view;
    }/* ww w. j  ava 2 s.  c  om*/
    if (view instanceof ViewPager) {
        ViewPager viewPager = (ViewPager) view;
        View currentViewPagerChild = ViewPagerUtils.getCurrentView(viewPager);
        View scrollingChild = findScrollingChild(currentViewPagerChild);
        if (scrollingChild != null) {
            return scrollingChild;
        }
    } else if (view instanceof ViewGroup) {
        ViewGroup group = (ViewGroup) view;
        for (int i = 0, count = group.getChildCount(); i < count; i++) {
            View scrollingChild = findScrollingChild(group.getChildAt(i));
            if (scrollingChild != null) {
                return scrollingChild;
            }
        }
    }
    return null;
}

---

From source file:com.cjj.viewpagerlibrary.PagerSlidingTabStrip.java

@Override
protected void onLayout(boolean changed, int l, int t, int r, int b) {
    super.onLayout(changed, l, t, r, b);

    ViewGroup tabViewGroup = getTabsLayout();
    if (tabViewGroup != null) {
        // ?????//  ww w .j  a  v a 2  s . co  m
        currentPosition = viewPager != null ? viewPager.getCurrentItem() : 0;
        if (!disableViewPager) {
            scrollToChild(currentPosition, 0); //??
            selectedTab(currentPosition); //?TAB
        }

        //?tab?Pager
        for (int w = 0; w < tabViewGroup.getChildCount(); w++) {
            View itemView = tabViewGroup.getChildAt(w);
            itemView.setTag(w);
            itemView.setOnClickListener(this);
        }
    }
}

---

From source file:biz.laenger.android.vpbs.ViewPagerBottomSheetBehavior.java

private View findAllScrollableChild(View view) {
    if (view instanceof NestedScrollingChild) {
        return view;
    }/*w w w.ja  v  a  2 s  .c  o m*/
    if (view instanceof ViewPager) {
        ViewPager viewPager = ((ViewPager) view);
        for (int c = 0; c < viewPager.getChildCount(); c++) {
            View currentViewPagerChild = viewPager.getChildAt(c);
            if (currentViewPagerChild != null) {
                View scrollingChild = findAllScrollableChild(currentViewPagerChild);
                if (scrollingChild != null) {
                    scrollableViews.add(new WeakReference<View>(scrollingChild));
                }
            }
        }
    } else if (view instanceof ViewGroup) {
        ViewGroup group = (ViewGroup) view;
        for (int i = 0, count = group.getChildCount(); i < count; i++) {
            View scrollingChild = findAllScrollableChild(group.getChildAt(i));
            if (scrollingChild != null) {
                scrollableViews.add(new WeakReference<>(scrollingChild));
            }
        }
    }
    return null;
}

---

From source file:com.gome.haoyuangong.views.SwipeRefreshLayout.java

private boolean canChildScroll(ViewGroup group, int direction, int startindex) {
    boolean canScroll = false;
    if (mCurrentTargetOffsetTop != 0) {
        return false;
    }// w w w  . j av a  2s  . c  o m
    int count = group.getChildCount();
    for (int i = startindex; i < count; i++) {
        View child = group.getChildAt(i);
        if (child instanceof LinearLayout || child instanceof RelativeLayout) {
            canScroll = canChildScroll((ViewGroup) child, direction, 0);
        } else {
            canScroll = canScroll(child, direction);
            return canScroll;
        }
    }
    return canScroll;
}

---

From source file:com.cleverzone.zhizhi.capture.CaptureActivity.java

private void handleDecodeInternally(Result rawResult, ResultHandler resultHandler, Bitmap barcode) {

    final CharSequence displayContents = resultHandler.getDisplayContents();

    //        if (copyToClipboard && !resultHandler.areContentsSecure()) {
    //            ClipboardInterface.setText(displayContents, this);
    //        }/*  ww w.  j  ava2s .c  o m*/

    SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(this);

    //        if (resultHandler.getDefaultButtonID() != null && prefs.getBoolean(PreferencesActivity.KEY_AUTO_OPEN_WEB, false)) {
    //            resultHandler.handleButtonPress(resultHandler.getDefaultButtonID());
    //            return;
    //        }

    statusView.setVisibility(View.GONE);
    viewfinderView.setVisibility(View.GONE);
    resultView.setVisibility(View.VISIBLE);

    ImageView barcodeImageView = (ImageView) findViewById(R.id.barcode_image_view);
    if (barcode == null) {
        barcodeImageView.setImageBitmap(BitmapFactory.decodeResource(getResources(), R.mipmap.ic_launcher));
    } else {
        barcodeImageView.setImageBitmap(barcode);
    }

    TextView formatTextView = (TextView) findViewById(R.id.format_text_view);
    formatTextView.setText(rawResult.getBarcodeFormat().toString());

    TextView typeTextView = (TextView) findViewById(R.id.type_text_view);
    typeTextView.setText(resultHandler.getType().toString());

    DateFormat formatter = DateFormat.getDateTimeInstance(DateFormat.SHORT, DateFormat.SHORT);
    TextView timeTextView = (TextView) findViewById(R.id.time_text_view);
    timeTextView.setText(formatter.format(new Date(rawResult.getTimestamp())));

    TextView metaTextView = (TextView) findViewById(R.id.meta_text_view);
    View metaTextViewLabel = findViewById(R.id.meta_text_view_label);
    metaTextView.setVisibility(View.GONE);
    metaTextViewLabel.setVisibility(View.GONE);
    Map<ResultMetadataType, Object> metadata = rawResult.getResultMetadata();
    if (metadata != null) {
        StringBuilder metadataText = new StringBuilder(20);
        for (Map.Entry<ResultMetadataType, Object> entry : metadata.entrySet()) {
            if (DISPLAYABLE_METADATA_TYPES.contains(entry.getKey())) {
                metadataText.append(entry.getValue()).append('\n');
            }
        }
        if (metadataText.length() > 0) {
            metadataText.setLength(metadataText.length() - 1);
            metaTextView.setText(metadataText);
            metaTextView.setVisibility(View.VISIBLE);
            metaTextViewLabel.setVisibility(View.VISIBLE);
        }
    }

    final TextView contentsTextView = (TextView) findViewById(R.id.contents_text_view);
    final String baseUrl = "http://qrk.kuaipai.cn/loganal/base/scan/show-json-advert.action?code=";
    new Thread(new Runnable() {
        @Override
        public void run() {
            HttpGet get = new HttpGet(baseUrl + displayContents);
            Log.e(TAG, "full url = " + baseUrl + displayContents);
            HttpClient client = new DefaultHttpClient();
            try {
                HttpResponse response = client.execute(get);
                String json = EntityUtils.toString(response.getEntity(), "UTF-8");
                JSONObject jsonObject = new JSONObject(json);
                NetScanResult result = new NetScanResult();
                result.name = jsonObject.getString("name");
                result.url = jsonObject.getString("img");
                Message message = new Message();
                message.obj = result;
                message.what = 1;
                mNetHandler.sendMessage(message);

            } catch (Exception e) {
                mNetHandler.sendEmptyMessage(-1);
                e.printStackTrace();
            }
        }
    }).start();
    //        contentsTextView.setText(displayContents);
    int scaledSize = Math.max(22, 32 - displayContents.length() / 4);
    contentsTextView.setTextSize(TypedValue.COMPLEX_UNIT_SP, scaledSize);

    TextView supplementTextView = (TextView) findViewById(R.id.contents_supplement_text_view);
    supplementTextView.setText("");
    supplementTextView.setOnClickListener(null);
    //        if (PreferenceManager.getDefaultSharedPreferences(this).getBoolean(
    //                PreferencesActivity.KEY_SUPPLEMENTAL, true)) {
    //            SupplementalInfoRetriever.maybeInvokeRetrieval(supplementTextView,
    //                    resultHandler.getResult(),
    //                    historyManager,
    //                    this);
    //        }

    int buttonCount = resultHandler.getButtonCount();
    ViewGroup buttonView = (ViewGroup) findViewById(R.id.result_button_view);
    buttonView.requestFocus();
    for (int x = 0; x < ResultHandler.MAX_BUTTON_COUNT; x++) {
        TextView button = (TextView) buttonView.getChildAt(x);
        if (x < buttonCount) {
            button.setVisibility(View.VISIBLE);
            button.setText(resultHandler.getButtonText(x));
            button.setOnClickListener(new ResultButtonListener(resultHandler, x));
        } else {
            button.setVisibility(View.GONE);
        }
    }

}

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From source file:com.juick.android.MainActivity.java

public static void visitViewHierarchy(View view, ViewHierarchyVisitor visitor) {
    visitor.visitView(view);/*from   w  w  w .  j a v a  2 s .co  m*/
    if (view instanceof ViewGroup) {
        ViewGroup group = (ViewGroup) view;
        int childCount = group.getChildCount();
        for (int i = 0; i < childCount; i++) {
            visitViewHierarchy(group.getChildAt(i), visitor);
        }
    }
}

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From source file:com.nttec.everychan.ui.MainActivity.java

private boolean hasChild(View view, View child) {
    if (view == child)
        return true;
    if (view instanceof ViewGroup) {
        ViewGroup group = (ViewGroup) view;
        for (int i = 0; i < group.getChildCount(); ++i) {
            if (hasChild(group.getChildAt(i), child))
                return true;
        }//  w  ww.j  a v a 2 s  . c  o  m
    }
    return false;
}

---

From source file:com.aibasis.parent.widget.PagerSlidingTabStrip.java

@Override
protected void onLayout(boolean changed, int l, int t, int r, int b) {
    super.onLayout(changed, l, t, r, b);

    ViewGroup tabViewGroup = getTabsLayout();
    if (tabViewGroup != null) {
        // ?????//from   ww w  .j a  va 2  s.co  m
        currentPosition = viewPager != null ? viewPager.getCurrentItem() : 0;
        if (!disableViewPager) {
            scrollToChild(currentPosition, 0); // ??
            selectedTab(currentPosition); // ?TAB
        }

        // ?tab?Pager
        for (int w = 0; w < tabViewGroup.getChildCount(); w++) {
            View itemView = tabViewGroup.getChildAt(w);
            itemView.setTag(w);
            itemView.setOnClickListener(this);
        }
    }
}

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