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Merge "Fix invisible views issue in Launcher."

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This commit is contained in:
Romain Guy
2010-10-12 11:55:50 -07:00
committed by Android (Google) Code Review
parent 8c409b7bb8 a3496a9e60
commit e852f5c46f
2 changed files with 5 additions and 1 deletions
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2
core/java/android/view/View.java
View File

@ -5468,9 +5468,11 @@ public class View implements Drawable.Callback, KeyEvent.Callback, Accessibility
public void setAlpha(float alpha) {
mAlpha = alpha;
if (onSetAlpha((int) (alpha * 255))) {
mPrivateFlags |= ALPHA_SET;
// subclass is handling alpha - don't optimize rendering cache invalidation
invalidate();
} else {
mPrivateFlags &= ~ALPHA_SET;
invalidate(false);
}
}

4
core/java/android/view/ViewGroup.java
View File

@ -2188,7 +2188,9 @@ public abstract class ViewGroup extends View implements ViewParent, ViewManager
float alpha = child.getAlpha();
// Bail out early if the view does not need to be drawn
if (alpha <= ViewConfiguration.ALPHA_THRESHOLD) return more;
if (alpha <= ViewConfiguration.ALPHA_THRESHOLD && (child.mPrivateFlags & ALPHA_SET) == 0) {
return more;
}
child.computeScroll();