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Fixing ANR when using quickscrub from homescreen

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Change-Id: Id355726f7ec72dc2fd28a3e757355d1143464001
This commit is contained in:
Sunny Goyal
2018-02-13 17:04:55 -08:00
parent 84e71bf964
commit bf6dfc5fa7
2 changed files with 49 additions and 51 deletions
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71
src/com/android/launcher3/Workspace.java
View File

@@ -1163,12 +1163,9 @@ public class Workspace extends PagedView<WorkspacePageIndicator>
if (mOverlayShown) {
mLauncher.getUserEventDispatcher().logActionOnContainer(Action.Touch.SWIPE,
Action.Direction.RIGHT, ContainerType.WORKSPACE, -1);
if (mOnOverlayHiddenCallback != null) {
mOnOverlayHiddenCallback.run();
mOnOverlayHiddenCallback = null;
}
}
mOverlayShown = false;
tryRunOverlayCallback();
}
float offset = 0f;
float slip = 0f;
@@ -1192,6 +1189,24 @@ public class Workspace extends PagedView<WorkspacePageIndicator>
mLauncher.getDragLayer().setAlpha(alpha);
}
/**
* @return false if the callback is still pending
*/
private boolean tryRunOverlayCallback() {
if (mOnOverlayHiddenCallback == null) {
// Return true as no callback is pending. This is used by OnWindowFocusChangeListener
// to remove itself if multiple focus handles were added.
return true;
}
if (mOverlayShown || !hasWindowFocus()) {
return false;
}
mOnOverlayHiddenCallback.run();
mOnOverlayHiddenCallback = null;
return true;
}
/**
* Runs the given callback when the minus one overlay is hidden. Specifically, it is run
* when launcher's window has focus and the overlay is no longer being shown. If a callback
@@ -1200,39 +1215,6 @@ public class Workspace extends PagedView<WorkspacePageIndicator>
* @return Whether the callback was deferred.
*/
public boolean runOnOverlayHidden(Runnable callback) {
View rootView = getRootView();
if (rootView.hasWindowFocus()) {
if (mOverlayShown) {
chainOverlayHiddenCallback(callback);
return true;
} else {
callback.run();
return false;
}
}
ViewTreeObserver observer = rootView.getViewTreeObserver();
if (observer != null && observer.isAlive()) {
observer.addOnWindowFocusChangeListener(
new ViewTreeObserver.OnWindowFocusChangeListener() {
@Override
public void onWindowFocusChanged(boolean hasFocus) {
if (hasFocus) {
// Defer further if the minus one overlay is still showing.
if (mOverlayShown) {
chainOverlayHiddenCallback(callback);
} else {
callback.run();
}
observer.removeOnWindowFocusChangeListener(this);
}
}
});
return true;
}
return false;
}
private void chainOverlayHiddenCallback(Runnable callback) {
if (mOnOverlayHiddenCallback == null) {
mOnOverlayHiddenCallback = callback;
} else {
@@ -1243,6 +1225,21 @@ public class Workspace extends PagedView<WorkspacePageIndicator>
callback.run();
};
}
if (!tryRunOverlayCallback()) {
ViewTreeObserver observer = getViewTreeObserver();
if (observer != null && observer.isAlive()) {
observer.addOnWindowFocusChangeListener(
new ViewTreeObserver.OnWindowFocusChangeListener() {
@Override
public void onWindowFocusChanged(boolean hasFocus) {
if (tryRunOverlayCallback() && observer.isAlive()) {
observer.removeOnWindowFocusChangeListener(this);
}
}});
}
return true;
}
return false;
}
@Override