Speed up recents -> app

Because we created a bunch of layers, this delayed calling start
activity in the window manager. Disable these layers, as they are
not really needed.

Change-Id: I59343a92726665f72215a0699c52ead76e78a4b3

5 files changed, 10 insertions, 7 deletions

diff --git a/packages/SystemUI/res/layout/recents_task_view.xml b/packages/SystemUI/res/layout/recents_task_view.xml
index 9c6f67c..2b82b05 100644
--- a/packages/SystemUI/res/layout/recents_task_view.xml
+++ b/packages/SystemUI/res/layout/recents_task_view.xml
@@ -27,7 +27,7 @@
             android:layout_width="match_parent"
             android:layout_height="match_parent" />
         <include layout="@layout/recents_task_view_header" />
-        <FrameLayout
+        <com.android.systemui.statusbar.AlphaOptimizedFrameLayout
             android:id="@+id/lock_to_app_fab"
             android:layout_width="@dimen/recents_lock_to_app_size"
             android:layout_height="@dimen/recents_lock_to_app_size"
@@ -42,7 +42,7 @@
                 android:layout_height="@dimen/recents_lock_to_app_icon_size"
                 android:layout_gravity="center"
                 android:src="@drawable/recents_lock_to_app_pin" />
-        </FrameLayout>
+        </com.android.systemui.statusbar.AlphaOptimizedFrameLayout>
     </FrameLayout>
 </com.android.systemui.recents.views.TaskView>
 
diff --git a/packages/SystemUI/src/com/android/systemui/recents/views/FixedSizeImageView.java b/packages/SystemUI/src/com/android/systemui/recents/views/FixedSizeImageView.java
index 4b5c0bd..3f5d0a8 100644
--- a/packages/SystemUI/src/com/android/systemui/recents/views/FixedSizeImageView.java
+++ b/packages/SystemUI/src/com/android/systemui/recents/views/FixedSizeImageView.java
@@ -73,4 +73,9 @@ public class FixedSizeImageView extends ImageView {
         mAllowRelayout = true;
         mAllowInvalidate = true;
     }
+
+    @Override
+    public boolean hasOverlappingRendering() {
+        return false;
+    }
 }
diff --git a/packages/SystemUI/src/com/android/systemui/recents/views/RecentsView.java b/packages/SystemUI/src/com/android/systemui/recents/views/RecentsView.java
index 1a21d8a..534ef77 100644
--- a/packages/SystemUI/src/com/android/systemui/recents/views/RecentsView.java
+++ b/packages/SystemUI/src/com/android/systemui/recents/views/RecentsView.java
@@ -29,9 +29,9 @@ import android.provider.Settings;
 import android.util.AttributeSet;
 import android.view.LayoutInflater;
 import android.view.View;
-import android.view.ViewStub;
 import android.view.WindowInsets;
 import android.widget.FrameLayout;
+
 import com.android.systemui.R;
 import com.android.systemui.recents.Constants;
 import com.android.systemui.recents.RecentsAppWidgetHostView;
@@ -443,6 +443,7 @@ public class RecentsView extends FrameLayout implements TaskStackView.TaskStackV
     @Override
     public void onTaskViewClicked(final TaskStackView stackView, final TaskView tv,
                                   final TaskStack stack, final Task task, final boolean lockToTask) {
+
         // Notify any callbacks of the launching of a new task
         if (mCb != null) {
             mCb.onTaskViewClicked();
@@ -483,6 +484,7 @@ public class RecentsView extends FrameLayout implements TaskStackView.TaskStackV
                 float scale = tv.getScaleX();
                 int fromHeaderWidth = (int) (tv.mHeaderView.getMeasuredWidth() * scale);
                 int fromHeaderHeight = (int) (tv.mHeaderView.getMeasuredHeight() * scale);
+
                 b = Bitmap.createBitmap(fromHeaderWidth, fromHeaderHeight,
                         Bitmap.Config.ARGB_8888);
                 if (Constants.DebugFlags.App.EnableTransitionThumbnailDebugMode) {
diff --git a/packages/SystemUI/src/com/android/systemui/recents/views/TaskView.java b/packages/SystemUI/src/com/android/systemui/recents/views/TaskView.java
index c27e3a8..103c1ee 100644
--- a/packages/SystemUI/src/com/android/systemui/recents/views/TaskView.java
+++ b/packages/SystemUI/src/com/android/systemui/recents/views/TaskView.java
@@ -366,7 +366,6 @@ public class TaskView extends FrameLayout implements Task.TaskCallbacks,
                 .setStartDelay(delay)
                 .setDuration(duration)
                 .setInterpolator(PhoneStatusBar.ALPHA_IN)
-                .withLayer()
                 .start();
     }
 
@@ -415,7 +414,6 @@ public class TaskView extends FrameLayout implements Task.TaskCallbacks,
                     .setStartDelay(0)
                     .setDuration(mConfig.taskViewExitToAppDuration)
                     .setInterpolator(mConfig.fastOutLinearInInterpolator)
-                    .withLayer()
                     .start();
         } else {
             // Hide the dismiss button
diff --git a/packages/SystemUI/src/com/android/systemui/recents/views/TaskViewHeader.java b/packages/SystemUI/src/com/android/systemui/recents/views/TaskViewHeader.java
index 09e9839..f41b86a 100644
--- a/packages/SystemUI/src/com/android/systemui/recents/views/TaskViewHeader.java
+++ b/packages/SystemUI/src/com/android/systemui/recents/views/TaskViewHeader.java
@@ -267,7 +267,6 @@ public class TaskViewHeader extends FrameLayout {
                     .setStartDelay(0)
                     .setInterpolator(mConfig.fastOutSlowInInterpolator)
                     .setDuration(mConfig.taskViewExitToAppDuration)
-                    .withLayer()
                     .start();
         }
     }
@@ -282,7 +281,6 @@ public class TaskViewHeader extends FrameLayout {
                     .setStartDelay(0)
                     .setInterpolator(mConfig.fastOutLinearInInterpolator)
                     .setDuration(mConfig.taskViewEnterFromAppDuration)
-                    .withLayer()
                     .start();
         }
     }