Android Utililty Methods View Set

List of utility methods to do View Set

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Description

The list of methods to do View Set are organized into topic(s).

Method

voiddoAfterLayout(final View view, final Runnable runnable)
Runs a piece of code after the next layout run 
final OnGlobalLayoutListener listener = new OnGlobalLayoutListener() {
    @SuppressWarnings("deprecation")
    @Override
    public void onGlobalLayout() {
        view.getViewTreeObserver().removeGlobalOnLayoutListener(
                this);
        runnable.run();
};
view.getViewTreeObserver().addOnGlobalLayoutListener(listener);
voidinitializeDrawListener(View view)
initialize Draw Listener 
System.out
        .println("FirstFrameAnimatorHelper initializeDrawListenert");
if (sGlobalDrawListener != null) {
    view.getViewTreeObserver().removeOnDrawListener(
            sGlobalDrawListener);
sGlobalDrawListener = new ViewTreeObserver.OnDrawListener() {
    private long mTime = System.currentTimeMillis();
...
voidlayoutViewAtPos(View view, int offsetX, int offsetY)
layout View At Pos 
view.layout(offsetX, offsetY, offsetX + view.getMeasuredWidth(),
        offsetY + view.getMeasuredHeight());
voidmakeMultiline(View view)
make Multiline 
if (view instanceof ViewGroup) {
    ViewGroup grp = (ViewGroup) view;
    for (int index = 0; index < grp.getChildCount(); index++) {
        makeMultiline(grp.getChildAt(index));
} else if (view instanceof TextView) {
    TextView t = (TextView) view;
    t.setSingleLine(false);
...
voidmeasureExactly(View view, int width, int height)
measure Exactly 
int widthSpec = MeasureSpec.makeMeasureSpec(width,
        MeasureSpec.EXACTLY);
int heightSpec = MeasureSpec.makeMeasureSpec(height,
        MeasureSpec.EXACTLY);
view.measure(widthSpec, heightSpec);
voidpositionAndResizeView(View v, Rect rect)
position And Resize View 
RelativeLayout.LayoutParams params = new RelativeLayout.LayoutParams(
        v.getLayoutParams().width, v.getLayoutParams().height);
params.setMargins(rect.left, rect.top, 0, 0);
v.setLayoutParams(params);
voidshowCheatSheet(final View view)
Display a Toast letting the user know what an item does when long pressed. 
final int[] screenPos = new int[2]; 
final Rect displayFrame = new Rect(); 
view.getLocationOnScreen(screenPos);
view.getWindowVisibleDisplayFrame(displayFrame);
final Context context = view.getContext();
final int viewWidth = view.getWidth();
final int viewHeight = view.getHeight();
final int viewCenterX = screenPos[0] + viewWidth / 2;
...
voidtransparent(View view, boolean transparent)
transparent 
float alpha = 1;
if (transparent)
    alpha = 0.5f;
setAlpha(view, alpha);
voidviewBaseSetting(View target)
view Base Setting 
target.setFadingEdgeLength(0);
target.setWillNotCacheDrawing(true);
target.setBackgroundColor(0x00000000);