Clear all notifications improvements
- Fix a bug with visibility.
- Improve fling behavior such that the shade open animation still
looks like that we are decelerating towards the last card.
Change-Id: I1ad167ce0001ff6850f49e819bab944943fa529d
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PanelView.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PanelView.java
index 7fb5693..3ec2395 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PanelView.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PanelView.java
@@ -462,6 +462,16 @@
protected void fling(float vel, boolean expand) {
cancelPeek();
float target = expand ? getMaxPanelHeight() : 0.0f;
+
+ // Hack to make the expand transition look nice when clear all button is visible - we make
+ // the animation only to the last notification, and then jump to the maximum panel height so
+ // clear all just fades in and the decelerating motion is towards the last notification.
+ final boolean clearAllExpandHack = expand && fullyExpandedClearAllVisible()
+ && mExpandedHeight < getMaxPanelHeight() - getClearAllHeight()
+ && !isClearAllVisible();
+ if (clearAllExpandHack) {
+ target = getMaxPanelHeight() - getClearAllHeight();
+ }
if (target == mExpandedHeight || getOverExpansionAmount() > 0f && expand) {
notifyExpandingFinished();
return;
@@ -490,9 +500,32 @@
@Override
public void onAnimationEnd(Animator animation) {
- mHeightAnimator = null;
- if (!mCancelled) {
- notifyExpandingFinished();
+ if (clearAllExpandHack && !mCancelled) {
+ mHeightAnimator = createHeightAnimator(getMaxPanelHeight());
+ mHeightAnimator.setInterpolator(mLinearOutSlowInInterpolator);
+ mHeightAnimator.setDuration(350);
+ mHeightAnimator.addListener(new AnimatorListenerAdapter() {
+ private boolean mCancelled;
+
+ @Override
+ public void onAnimationCancel(Animator animation) {
+ mCancelled = true;
+ }
+
+ @Override
+ public void onAnimationEnd(Animator animation) {
+ mHeightAnimator = null;
+ if (!mCancelled) {
+ notifyExpandingFinished();
+ }
+ }
+ });
+ mHeightAnimator.start();
+ } else {
+ mHeightAnimator = null;
+ if (!mCancelled) {
+ notifyExpandingFinished();
+ }
}
}
});
@@ -878,4 +911,16 @@
protected abstract float getPeekHeight();
protected abstract float getCannedFlingDurationFactor();
+
+ /**
+ * @return whether "Clear all" button will be visible when the panel is fully expanded
+ */
+ protected abstract boolean fullyExpandedClearAllVisible();
+
+ protected abstract boolean isClearAllVisible();
+
+ /**
+ * @return the height of the clear all button, in pixels
+ */
+ protected abstract int getClearAllHeight();
}