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Improve feedback when launching apps

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- Keep "pressed" state until the activity is launched
- Properly invalidate icons, which solves issue where the edge of "pressed" blue glow was still being rendered
This commit is contained in:
Michael Jurka
2011-02-16 17:49:14 -08:00
parent a88b213087
commit ddd62e9f3d
2 changed files with 38 additions and 7 deletions
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29
src/com/android/launcher2/BubbleTextView.java
View File

@@ -66,6 +66,8 @@ public class BubbleTextView extends TextView implements VisibilityChangedBroadca
private boolean mBackgroundSizeChanged;
private Drawable mBackground;
private boolean mStayPressed;
private VisibilityChangedListener mOnVisibilityChangedListener;
public BubbleTextView(Context context) {
@@ -124,27 +126,37 @@ public class BubbleTextView extends TextView implements VisibilityChangedBroadca
return who == mBackground || super.verifyDrawable(who);
}
private void invalidatePressedOrFocusedBackground() {
int padding = HolographicOutlineHelper.MAX_OUTER_BLUR_RADIUS / 2;
((View)getParent()).invalidate(getLeft() - padding, getTop() - padding,
getRight() + padding, getBottom() + padding);
invalidate();
}
@Override
protected void drawableStateChanged() {
if (isPressed()) {
// In this case, we have already created the pressed outline on ACTION_DOWN,
// so we just need to do an invalidate to trigger draw
if (!mDidInvalidateForPressedState) {
invalidate();
invalidatePressedOrFocusedBackground();
}
} else {
// Otherwise, either clear the pressed/focused background, or create a background
// for the focused state
final boolean backgroundEmptyBefore = mPressedOrFocusedBackground == null;
mPressedOrFocusedBackground = null;
if (!mStayPressed) {
mPressedOrFocusedBackground = null;
}
if (isFocused()) {
mPressedOrFocusedBackground = createGlowingOutline(
mTempCanvas, mFocusedGlowColor, mFocusedOutlineColor);
invalidate();
mStayPressed = false;
invalidatePressedOrFocusedBackground();
}
final boolean backgroundEmptyNow = mPressedOrFocusedBackground == null;
if (!backgroundEmptyBefore && backgroundEmptyNow) {
invalidate();
invalidatePressedOrFocusedBackground();
}
}
@@ -244,9 +256,16 @@ public class BubbleTextView extends TextView implements VisibilityChangedBroadca
super.onVisibilityChanged(changedView, visibility);
}
void setStayPressed(boolean stayPressed) {
mStayPressed = stayPressed;
if (!stayPressed) {
mPressedOrFocusedBackground = null;
}
invalidatePressedOrFocusedBackground();
}
@Override
public void draw(Canvas canvas) {
if (mPressedOrFocusedBackground != null && (isPressed() || isFocused())) {
if (mPressedOrFocusedBackground != null && (isPressed() || isFocused() || mStayPressed)) {
// The blue glow can extend outside of our clip region, so we first temporarily expand
// the canvas's clip region
canvas.save(Canvas.CLIP_SAVE_FLAG);