Java Code Examples for android.widget.TextView#getMeasuredWidth()

@Override
public void getLocationInWindow(int[] location) {
    // override to make preview centered
    super.getLocationInWindow(location);
    try {
        TextView previewText = getPreviewText();
        float keyWidth = getKeyWidth();
        float keyGap = getKeyHorizontalGap();
        previewText.measure(MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED),
                MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED));
        int previewWidth = previewText.getMeasuredWidth();
        if (previewWidth > keyWidth) {
            location[0] = (int) (location[0] + keyWidth / 2 - previewWidth / 2 + keyGap * 2);
        }
    } catch (Exception e) {
        e.printStackTrace();
        LogUtil.e(TAG, "can not center preview");
    }
}
 

public static float GetLetterPositionX(@NonNull TextView aView, int aLetterIndex, boolean aClamp) {
    Layout layout = aView.getLayout();
    if (layout == null) {
        return 0;
    }
    float x = layout.getPrimaryHorizontal(aLetterIndex);
    x += aView.getPaddingLeft();
    x -= aView.getScrollX();
    if (aClamp && x > (aView.getMeasuredWidth() - aView.getPaddingRight())) {
        x = aView.getMeasuredWidth() - aView.getPaddingRight();
    }
    if (aClamp && x < aView.getPaddingLeft()) {
        x = aView.getPaddingLeft();
    }
    return x;
}
 

private int computeStableWidth(TextView v, int maxNumber) {
    int maxWidth = 0;

    for (int i = 0; i < maxNumber; i++) {
        final String text = String.format("%02d", i);
        v.setText(text);
        v.measure(View.MeasureSpec.UNSPECIFIED, View.MeasureSpec.UNSPECIFIED);

        final int width = v.getMeasuredWidth();
        if (width > maxWidth) {
            maxWidth = width;
        }
    }

    return maxWidth;
}
 

private int computeStableWidth(TextView v, int maxNumber) {
    int maxWidth = 0;

    for (int i = 0; i < maxNumber; i++) {
        final String text = String.format("%02d", i);
        v.setText(text);
        v.measure(View.MeasureSpec.UNSPECIFIED, View.MeasureSpec.UNSPECIFIED);

        final int width = v.getMeasuredWidth();
        if (width > maxWidth) {
            maxWidth = width;
        }
    }

    return maxWidth;
}
 

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

    if (prevLayoutWidth != r - l) {
        prevLayoutWidth = r - l;
        scrollingToChild = -1;
        if (animatingIndicator) {
            AndroidUtilities.cancelRunOnUIThread(animationRunnable);
            animatingIndicator = false;
            setEnabled(true);
            if (delegate != null) {
                delegate.onPageScrolled(1.0f);
            }
        }
        TextView child = (TextView) tabsContainer.getChildAt(currentPosition);
        if (child != null) {
            indicatorWidth = getChildWidth(child);
            indicatorX = child.getLeft() + (child.getMeasuredWidth() - indicatorWidth) / 2;
        }
    }
}
 

public static void setMdText(@NonNull TextView textView, String markdown) {
    if (!InputHelper.isEmpty(markdown)) {
        int width = textView.getMeasuredWidth();
        if (width > 0) {
            render(textView, markdown, width);
        } else {
            textView.getViewTreeObserver().addOnPreDrawListener(new ViewTreeObserver.OnPreDrawListener() {
                @Override public boolean onPreDraw() {
                    textView.getViewTreeObserver().removeOnPreDrawListener(this);
                    render(textView, markdown, textView.getMeasuredWidth());
                    return true;
                }
            });
        }
    }
}
 

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

    if (prevLayoutWidth != r - l) {
        prevLayoutWidth = r - l;
        scrollingToChild = -1;
        if (animatingIndicator) {
            AndroidUtilities.cancelRunOnUIThread(animationRunnable);
            animatingIndicator = false;
            setEnabled(true);
            if (delegate != null) {
                delegate.onPageScrolled(1.0f);
            }
        }
        TextView child = (TextView) tabsContainer.getChildAt(currentPosition);
        if (child != null) {
            indicatorWidth = getChildWidth(child);
            indicatorX = child.getLeft() + (child.getMeasuredWidth() - indicatorWidth) / 2;
        }
    }
}
 

private static void AdjustRightToOutOfBounds(TextView tipView, ViewGroup root, Point point, RxCoordinates anchorViewRxCoordinates, RxCoordinates rootLocation) {
    ViewGroup.LayoutParams params = tipView.getLayoutParams();
    int availableSpace = rootLocation.right - root.getPaddingRight() - anchorViewRxCoordinates.right;
    if (point.x + tipView.getMeasuredWidth() > rootLocation.right - root.getPaddingRight()){
        params.width = availableSpace;
        params.height = ViewGroup.LayoutParams.WRAP_CONTENT;
        tipView.setLayoutParams(params);
        measureViewWithFixedWidth(tipView, params.width);
    }
}
 

private int getChildWidth(TextView child) {
    Layout layout = child.getLayout();
    if (layout != null) {
        return (int) Math.ceil(layout.getLineWidth(0)) + AndroidUtilities.dp(2);
    } else {
        return child.getMeasuredWidth();
    }
}
 

public static int getTextViewWidth(TextView textView, String text) {
    textView.setText(text);
    int widthMeasureSpec = View.MeasureSpec.makeMeasureSpec(0, View.MeasureSpec.UNSPECIFIED);
    int heightMeasureSpec = View.MeasureSpec.makeMeasureSpec(0, View.MeasureSpec.UNSPECIFIED);
    textView.measure(widthMeasureSpec, heightMeasureSpec);
    return textView.getMeasuredWidth();
}
 

public static int getTextViewWidth(TextView textView, String text, int textSize) {
    textView.setText(text);
    textView.setTextSize(TypedValue.COMPLEX_UNIT_SP, textSize);
    int widthMeasureSpec = View.MeasureSpec.makeMeasureSpec(0, View.MeasureSpec.UNSPECIFIED);
    int heightMeasureSpec = View.MeasureSpec.makeMeasureSpec(0, View.MeasureSpec.UNSPECIFIED);
    textView.measure(widthMeasureSpec, heightMeasureSpec);
    return textView.getMeasuredWidth();
}
 

private int getMeasuredWidth(@NonNull Context context) {
    DisplayMetrics metrics = new DisplayMetrics();
    ((Activity) context).getWindowManager().getDefaultDisplay().getMetrics(metrics);

    int maxWidth = context.getResources().getDimensionPixelSize(R.dimen.popup_max_width);
    int minWidth = context.getResources().getDimensionPixelSize(R.dimen.popup_min_width);
    String longestText = "";
    for (PopupItem item : mAdapter.getItems()) {
        if (item.getTitle().length() > longestText.length())
            longestText = item.getTitle();
    }

    int padding = context.getResources().getDimensionPixelSize(R.dimen.content_margin);
    int iconSize = context.getResources().getDimensionPixelSize(R.dimen.icon_size_small);
    TextView textView = new TextView(context);
    textView.setLayoutParams(new ViewGroup.LayoutParams(
            ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT));
    textView.setTypeface(TypefaceHelper.getRegular(context));
    textView.setTextSize(TypedValue.COMPLEX_UNIT_PX, context.getResources()
            .getDimension(R.dimen.text_content_subtitle));
    textView.setPadding(padding + iconSize + padding, 0, padding, 0);
    textView.setText(longestText);

    int widthMeasureSpec = View.MeasureSpec.makeMeasureSpec(metrics.widthPixels, View.MeasureSpec.AT_MOST);
    int heightMeasureSpec = View.MeasureSpec.makeMeasureSpec(0, View.MeasureSpec.UNSPECIFIED);
    textView.measure(widthMeasureSpec, heightMeasureSpec);

    int measuredWidth = textView.getMeasuredWidth() + padding;
    if (measuredWidth <= minWidth) {
        return minWidth;
    }

    if (measuredWidth >= minWidth && measuredWidth <= maxWidth) {
        return measuredWidth;
    }
    return maxWidth;
}
 

private void layoutDebugInfo(final int positionInStrip, final ViewGroup placerView,
        final int x) {
    final TextView debugInfoView = mDebugInfoViews.get(positionInStrip);
    final CharSequence debugInfo = debugInfoView.getText();
    if (debugInfo == null) {
        return;
    }
    placerView.addView(debugInfoView);
    debugInfoView.measure(
            ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT);
    final int infoWidth = debugInfoView.getMeasuredWidth();
    final int y = debugInfoView.getMeasuredHeight();
    ViewLayoutUtils.placeViewAt(
            debugInfoView, x - infoWidth, y, infoWidth, debugInfoView.getMeasuredHeight());
}
 

private int getMeasuredWidth(@NonNull Context context) {
    DisplayMetrics metrics = new DisplayMetrics();
    ((Activity) context).getWindowManager().getDefaultDisplay().getMetrics(metrics);

    int maxWidth = context.getResources().getDimensionPixelSize(R.dimen.popup_max_width);
    int minWidth = context.getResources().getDimensionPixelSize(R.dimen.popup_min_width);
    String longestText = "";
    for (PopupItem item : mAdapter.getItems()) {
        if (item.getTitle().length() > longestText.length())
            longestText = item.getTitle();
    }

    int padding = context.getResources().getDimensionPixelSize(R.dimen.content_margin);
    int iconSize = context.getResources().getDimensionPixelSize(R.dimen.icon_size_small);
    TextView textView = new TextView(context);
    textView.setLayoutParams(new ViewGroup.LayoutParams(
            ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT));
    textView.setTypeface(TypefaceHelper.getRegular(context));
    textView.setTextSize(TypedValue.COMPLEX_UNIT_PX, context.getResources()
            .getDimension(R.dimen.text_content_subtitle));
    textView.setPadding(padding + iconSize + padding, 0, padding, 0);
    textView.setText(longestText);

    int widthMeasureSpec = View.MeasureSpec.makeMeasureSpec(metrics.widthPixels, View.MeasureSpec.AT_MOST);
    int heightMeasureSpec = View.MeasureSpec.makeMeasureSpec(0, View.MeasureSpec.UNSPECIFIED);
    textView.measure(widthMeasureSpec, heightMeasureSpec);

    int measuredWidth = textView.getMeasuredWidth() + padding;
    if (measuredWidth <= minWidth) {
        return minWidth;
    }

    if (measuredWidth >= minWidth && measuredWidth <= maxWidth) {
        return measuredWidth;
    }
    return maxWidth;
}
 

private int getMeasuredWidth(@NonNull Context context) {
    DisplayMetrics metrics = new DisplayMetrics();
    ((Activity) context).getWindowManager().getDefaultDisplay().getMetrics(metrics);

    int maxWidth = context.getResources().getDimensionPixelSize(R.dimen.popup_max_width);
    int minWidth = context.getResources().getDimensionPixelSize(R.dimen.popup_min_width);
    String longestText = "";
    for (PopupItem item : mAdapter.getItems()) {
        if (item.getTitle().length() > longestText.length())
            longestText = item.getTitle();
    }

    int padding = context.getResources().getDimensionPixelSize(R.dimen.content_margin);
    int iconSize = context.getResources().getDimensionPixelSize(R.dimen.icon_size_small);
    TextView textView = new TextView(context);
    textView.setLayoutParams(new ViewGroup.LayoutParams(
            ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT));
    textView.setTypeface(TypefaceHelper.getRegular(context));
    textView.setTextSize(TypedValue.COMPLEX_UNIT_PX, context.getResources()
            .getDimension(R.dimen.text_content_subtitle));
    textView.setPadding(padding + iconSize + padding, 0, padding, 0);
    textView.setText(longestText);

    int widthMeasureSpec = View.MeasureSpec.makeMeasureSpec(metrics.widthPixels, View.MeasureSpec.AT_MOST);
    int heightMeasureSpec = View.MeasureSpec.makeMeasureSpec(0, View.MeasureSpec.UNSPECIFIED);
    textView.measure(widthMeasureSpec, heightMeasureSpec);

    int measuredWidth = textView.getMeasuredWidth() + padding;
    if (measuredWidth <= minWidth) {
        return minWidth;
    }

    if (measuredWidth >= minWidth && measuredWidth <= maxWidth) {
        return measuredWidth;
    }
    return maxWidth;
}
 

private static Point getPositionLeftTo(TextView tipView, RxPopupView rxPopupView, RxCoordinates anchorViewRxCoordinates, RxCoordinates rootLocation) {
    Point point = new Point();
    point.x = anchorViewRxCoordinates.left - tipView.getMeasuredWidth();
    AdjustLeftToOutOfBounds(tipView, rxPopupView.getRootView(), point, anchorViewRxCoordinates, rootLocation);
    point.y = anchorViewRxCoordinates.top + getYCenteringOffset(tipView, rxPopupView);
    return point;
}
 

public void selectTabWithId(int id, float progress) {
    int position = idToPosition.get(id, -1);
    if (position < 0) {
        return;
    }
    if (progress < 0) {
        progress = 0;
    } else if (progress > 1.0f) {
        progress = 1.0f;
    }
    TextView child = (TextView) tabsContainer.getChildAt(currentPosition);
    TextView nextChild = (TextView) tabsContainer.getChildAt(position);
    if (child != null && nextChild != null) {
        animateIndicatorStartWidth = getChildWidth(child);
        animateIndicatorStartX = child.getLeft() + (child.getMeasuredWidth() - animateIndicatorStartWidth) / 2;
        animateIndicatorToWidth = getChildWidth(nextChild);
        animateIndicatorToX = nextChild.getLeft() + (nextChild.getMeasuredWidth() - animateIndicatorToWidth) / 2;
        setAnimationProgressInernal(nextChild, child, progress);
        if (progress >= 1f) {
            child.setTag(unactiveTextColorKey);
            nextChild.setTag(activeTextColorKey);
        }
        scrollToChild(tabsContainer.indexOfChild(nextChild));
    }
    if (progress >= 1.0f) {
        currentPosition = position;
        selectedTabId = id;
    }
}
 

@Override
public void onBindViewHolder(@NonNull ViewHolder holder, int position) {
    TextView view = holder.textView;
    view.setText(logs.get(position));
    view.measure(0, 0);
    int desiredWidth = view.getMeasuredWidth();
    ViewGroup.LayoutParams layoutParams = view.getLayoutParams();
    layoutParams.width = desiredWidth;
    if (recyclerView.getWidth() < desiredWidth) {
        recyclerView.requestLayout();
    }
}
 

private int getChildWidth(TextView child) {
    Layout layout = child.getLayout();
    if (layout != null) {
        int w = (int) Math.ceil(layout.getLineWidth(0)) + AndroidUtilities.dp(2);
        if (child.getCompoundDrawables()[2] != null) {
            w += child.getCompoundDrawables()[2].getIntrinsicWidth() + AndroidUtilities.dp(6);
        }
        return w;
    } else {
        return child.getMeasuredWidth();
    }
}
 

@Override
protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
    Rect bounds = new Rect();
    Drawable background = getBackground();
    if (background != null) {
        background.getPadding(bounds);
    }

    int wMode = MeasureSpec.getMode(widthMeasureSpec);
    int maxW = MeasureSpec.getSize(widthMeasureSpec) - bounds.left - bounds.right;

    TextView messageView = (TextView) getChildAt(0);
    messageView.measure(MeasureSpec.makeMeasureSpec(maxW, wMode), heightMeasureSpec);
    View timeView = getChildAt(1);
    timeView.measure(MeasureSpec.makeMeasureSpec(maxW, wMode), heightMeasureSpec);

    Layout textLayout = messageView.getLayout();

    int contentW = messageView.getMeasuredWidth();
    int timeW = timeView.getMeasuredWidth();
    boolean isRtl = BidiFormatter.getInstance().isRtl(messageView.getText().toString());

    if (messageView.getLayout().getLineCount() < 5 && !isRtl) {
        contentW = 0;
        for (int i = 0; i < textLayout.getLineCount(); i++) {
            contentW = Math.max(contentW, (int) textLayout.getLineWidth(i));
        }
    }

    int lastLineW = (int) textLayout.getLineWidth(textLayout.getLineCount() - 1);

    if (isRtl) {
        lastLineW = contentW;
    }

    int fullContentW, fullContentH;

    if (isRtl) {
        fullContentW = contentW;
        fullContentH = messageView.getMeasuredHeight() + timeView.getMeasuredHeight();
    } else {
        if (lastLineW + timeW < contentW) {
            // Nothing to do
            fullContentW = contentW;
            fullContentH = messageView.getMeasuredHeight();
        } else if (lastLineW + timeW < maxW) {
            fullContentW = lastLineW + timeW;
            fullContentH = messageView.getMeasuredHeight();
        } else {
            fullContentW = contentW;
            fullContentH = messageView.getMeasuredHeight() + timeView.getMeasuredHeight();
        }
    }

    setMeasuredDimension(fullContentW + bounds.left + bounds.right, fullContentH + bounds.top + bounds.bottom);
}