Example usage for android.view View layout

Introduction

In this page you can find the example usage for android.view View layout.

Prototype

@SuppressWarnings({ "unchecked" })
public void layout(int l, int t, int r, int b)

Source Link

Document

Assign a size and position to a view and all of its descendants

This is the second phase of the layout mechanism.

Usage

From source file:com.facebook.litho.LithoView.java

private static void performLayoutOnChildrenIfNecessary(ComponentHost host) {
    for (int i = 0, count = host.getChildCount(); i < count; i++) {
        final View child = host.getChildAt(i);

        if (child.isLayoutRequested()) {
            // The hosting view doesn't allow children to change sizes dynamically as
            // this would conflict with the component's own layout calculations.
            child.measure(MeasureSpec.makeMeasureSpec(child.getWidth(), MeasureSpec.EXACTLY),
                    MeasureSpec.makeMeasureSpec(child.getHeight(), MeasureSpec.EXACTLY));
            child.layout(child.getLeft(), child.getTop(), child.getRight(), child.getBottom());
        }// w w w  .j a va2  s. co m

        if (child instanceof ComponentHost) {
            performLayoutOnChildrenIfNecessary((ComponentHost) child);
        }
    }
}

From source file:Main.java

public static Bitmap convertViewToBitmap(View comBitmap, int width, int height) {
    Bitmap bitmap = null;/*w  w w. jav a2 s .co m*/
    if (comBitmap != null) {
        comBitmap.clearFocus();
        comBitmap.setPressed(false);

        boolean willNotCache = comBitmap.willNotCacheDrawing();
        comBitmap.setWillNotCacheDrawing(false);

        // Reset the drawing cache background color to fully transparent
        // for the duration of this operation
        int color = comBitmap.getDrawingCacheBackgroundColor();
        comBitmap.setDrawingCacheBackgroundColor(0);
        float alpha = comBitmap.getAlpha();
        comBitmap.setAlpha(1.0f);

        if (color != 0) {
            comBitmap.destroyDrawingCache();
        }

        int widthSpec = View.MeasureSpec.makeMeasureSpec(width, View.MeasureSpec.EXACTLY);
        int heightSpec = View.MeasureSpec.makeMeasureSpec(height, View.MeasureSpec.EXACTLY);
        comBitmap.measure(widthSpec, heightSpec);
        comBitmap.layout(0, 0, width, height);

        comBitmap.buildDrawingCache();
        Bitmap cacheBitmap = comBitmap.getDrawingCache();
        if (cacheBitmap == null) {
            Log.e("view.ProcessImageToBlur", "failed getViewBitmap(" + comBitmap + ")", new RuntimeException());
            return null;
        }
        bitmap = Bitmap.createBitmap(cacheBitmap);
        // Restore the view
        comBitmap.setAlpha(alpha);
        comBitmap.destroyDrawingCache();
        comBitmap.setWillNotCacheDrawing(willNotCache);
        comBitmap.setDrawingCacheBackgroundColor(color);
    }
    return bitmap;
}

From source file:com.asc_ii.bangnote.bigbang.BigBangActionBar.java

private void layoutSubView(View view, int l, int t) {
    view.layout(l, t, view.getMeasuredWidth() + l, view.getMeasuredHeight() + t);
}

From source file:com.cocarechina.pullrefreshview.layout.PullRefreshLayout.java

@Override
protected void onLayout(boolean changed, int l, int t, int r, int b) {
    super.onLayout(changed, l, t, r, b);
    int height = getHeight();
    if (mHeader != null) {
        View mHeaderView = (View) mHeader;
        mHeaderView.layout(mHeaderView.getLeft(), -mHeaderView.getMeasuredHeight(), mHeaderView.getRight(), 0);
    }//from  w w  w .j  a v a2  s . c  om
    if (mFooter != null) {
        View mFooterView = (View) mFooter;
        mFooterView.layout(mFooterView.getLeft(), height, mFooterView.getRight(),
                height + mFooterView.getMeasuredHeight());
    }
}

From source file:de.vanita5.twittnuker.view.ComposeSelectAccountButton.java

@Override
protected void onLayout(boolean changed, int l, int t, int r, int b) {
    for (int i = 0, j = getChildCount(); i < j; i++) {
        final View child = getChildAt(i);
        child.layout(getPaddingLeft(), getPaddingTop(), r - l - getPaddingRight(), b - t - getPaddingBottom());
    }/*w  w w .j av a 2s  .c o m*/
}

From source file:com.manning.androidhacks.hack003.view.CascadeLayout.java

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

    final int count = getChildCount();
    for (int i = 0; i < count; i++) {
        View child = getChildAt(i);
        LayoutParams lp = (LayoutParams) child.getLayoutParams();

        child.layout(lp.x, lp.y, lp.x + child.getMeasuredWidth(), lp.y + child.getMeasuredHeight());
    }/*from   w w w  .j  ava  2s  .  c o  m*/
}

From source file:org.cyanogenmod.theme.util.ChooserDetailLinearLayout.java

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

    // Place the page indicator above the drawer handle
    View pageIndicator = getChildAt(PAGE_INDICATOR_INDEX);
    int top = getChildAt(DRAWER_HANDLE_INDEX).getTop();
    int height = pageIndicator.getMeasuredHeight();
    pageIndicator.layout(l, top - height, r, top);
}

From source file:com.andremion.heroes.ui.util.PagerSharedElementCallback.java

private void forceSharedElementLayout(View view) {
    int widthSpec = View.MeasureSpec.makeMeasureSpec(view.getWidth(), View.MeasureSpec.EXACTLY);
    int heightSpec = View.MeasureSpec.makeMeasureSpec(view.getHeight(), View.MeasureSpec.EXACTLY);
    view.measure(widthSpec, heightSpec);
    view.layout(view.getLeft(), view.getTop(), view.getRight(), view.getBottom());
}

From source file:org.mariotaku.twidere.view.CardMediaContainer.java

private void layoutGridMedia(int childCount, int columnCount, int horizontalSpacing, int verticalSpacing,
        int[] childIndices) {
    final int initialLeft = getPaddingLeft();
    int left = initialLeft, top = getPaddingTop();
    for (int i = 0; i < childCount; i++) {
        final int colIdx = i % columnCount;
        final View child = getChildAt(childIndices[i]);
        child.layout(left, top, left + child.getMeasuredWidth(), top + child.getMeasuredHeight());
        if (colIdx == columnCount - 1) {
            // Last item in this row, set top of next row to last view bottom + verticalSpacing
            top = child.getBottom() + verticalSpacing;
            // And reset left to initial left
            left = initialLeft;//from w ww .j a v  a2 s.  c  om
        } else {
            // The left of next item is right + horizontalSpacing of previous item
            left = child.getRight() + horizontalSpacing;
        }
    }
}

From source file:com.arthurpitman.common.SlidingPanel.java

@Override
protected void onLayout(boolean changed, int l, int t, int r, int b) {
    int width = getMeasuredWidth();
    viewHeight = getMeasuredHeight();/*from   w ww .  ja  v  a  2s  .c o m*/

    View view1 = getChildAt(0);
    if (view1 != null) {
        collapsedHeight = view1.getMeasuredHeight();
        view1.layout(0, viewHeight - collapsedHeight, width, viewHeight);
    }

    View view2 = getChildAt(1);
    if (view2 != null) {
        view2.layout(0, viewHeight, width, viewHeight * 2);
    }
}