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Don't focus view for invalid task index.

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Bug: 21322861
Change-Id: I7b8397d18b488bd8f459e578b64d6e82e4f1437d
This commit is contained in:
Winson Chung
2015-06-01 16:02:58 -07:00
parent ebd77b550b
commit daa4a78682
1 changed files with 4 additions and 2 deletions
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6
packages/SystemUI/src/com/android/systemui/recents/views/TaskStackView.java
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@@ -880,8 +880,10 @@ public class TaskStackView extends FrameLayout implements TaskStack.TaskStackCal
}
// Start the focus animation when alt-tabbing
if (mConfig.launchedWithAltTab && !mConfig.launchedHasConfigurationChanged) {
TaskView tv = getChildViewForTask(mStack.getTasks().get(mFocusedTaskIndex));
ArrayList<Task> tasks = mStack.getTasks();
if (mConfig.launchedWithAltTab && !mConfig.launchedHasConfigurationChanged &&
0 <= mFocusedTaskIndex && mFocusedTaskIndex < tasks.size()) {
TaskView tv = getChildViewForTask(tasks.get(mFocusedTaskIndex));
if (tv != null) {
tv.setFocusedTask(true);
}