Added support to specify animation duration when resizing stack

Needed for sys-ui to control the duration of various Pip transitions.

Bug: 27674339
Change-Id: I7bad27aaa19755a73c594e88b88b56db033e1a45
diff --git a/cmds/am/src/com/android/commands/am/Am.java b/cmds/am/src/com/android/commands/am/Am.java
index e6c5768..86734b1 100644
--- a/cmds/am/src/com/android/commands/am/Am.java
+++ b/cmds/am/src/com/android/commands/am/Am.java
@@ -1814,7 +1814,7 @@
 
     private void resizeStackUnchecked(int stackId, Rect bounds, int delayMs, boolean animate) {
         try {
-            mAm.resizeStack(stackId, bounds, false, false, animate);
+            mAm.resizeStack(stackId, bounds, false, false, animate, -1);
             Thread.sleep(delayMs);
         } catch (RemoteException e) {
             showError("Error: resizing stack " + e);
diff --git a/core/java/android/app/ActivityManagerNative.java b/core/java/android/app/ActivityManagerNative.java
index 811a05b..5b3f6f9 100644
--- a/core/java/android/app/ActivityManagerNative.java
+++ b/core/java/android/app/ActivityManagerNative.java
@@ -819,7 +819,9 @@
             final boolean allowResizeInDockedMode = data.readInt() == 1;
             final boolean preserveWindows = data.readInt() == 1;
             final boolean animate = data.readInt() == 1;
-            resizeStack(stackId, r, allowResizeInDockedMode, preserveWindows, animate);
+            final int animationDuration = data.readInt();
+            resizeStack(stackId,
+                    r, allowResizeInDockedMode, preserveWindows, animate, animationDuration);
             reply.writeNoException();
             return true;
         }
@@ -3881,7 +3883,8 @@
     }
     @Override
     public void resizeStack(int stackId, Rect r, boolean allowResizeInDockedMode,
-            boolean preserveWindows, boolean animate) throws RemoteException {
+            boolean preserveWindows, boolean animate, int animationDuration)
+            throws RemoteException {
         Parcel data = Parcel.obtain();
         Parcel reply = Parcel.obtain();
         data.writeInterfaceToken(IActivityManager.descriptor);
@@ -3895,6 +3898,7 @@
         data.writeInt(allowResizeInDockedMode ? 1 : 0);
         data.writeInt(preserveWindows ? 1 : 0);
         data.writeInt(animate ? 1 : 0);
+        data.writeInt(animationDuration);
         mRemote.transact(RESIZE_STACK_TRANSACTION, data, reply, 0);
         reply.readException();
         data.recycle();
diff --git a/core/java/android/app/IActivityManager.java b/core/java/android/app/IActivityManager.java
index 8e87e26..0897d00 100644
--- a/core/java/android/app/IActivityManager.java
+++ b/core/java/android/app/IActivityManager.java
@@ -147,8 +147,23 @@
     public boolean moveTaskToDockedStack(int taskId, int createMode, boolean toTop, boolean animate,
             Rect initialBounds) throws RemoteException;
     public boolean moveTopActivityToPinnedStack(int stackId, Rect bounds) throws RemoteException;
+
+    /**
+     * Resizes the input stack id to the given bounds.
+     *
+     * @param stackId Id of the stack to resize.
+     * @param bounds Bounds to resize the stack to or {@code null} for fullscreen.
+     * @param allowResizeInDockedMode True if the resize should be allowed when the docked stack is
+     *                                active.
+     * @param preserveWindows True if the windows of activities contained in the stack should be
+     *                        preserved.
+     * @param animate True if the stack resize should be animated.
+     * @param animationDuration The duration of the resize animation in milliseconds or -1 if the
+     *                          default animation duration should be used.
+     * @throws RemoteException
+     */
     public void resizeStack(int stackId, Rect bounds, boolean allowResizeInDockedMode,
-            boolean preserveWindows, boolean animate) throws RemoteException;
+            boolean preserveWindows, boolean animate, int animationDuration) throws RemoteException;
 
     /**
      * Moves all tasks from the docked stack in the fullscreen stack and puts the top task of the
diff --git a/packages/SystemUI/src/com/android/systemui/stackdivider/WindowManagerProxy.java b/packages/SystemUI/src/com/android/systemui/stackdivider/WindowManagerProxy.java
index e312fa2..ef32f7e 100644
--- a/packages/SystemUI/src/com/android/systemui/stackdivider/WindowManagerProxy.java
+++ b/packages/SystemUI/src/com/android/systemui/stackdivider/WindowManagerProxy.java
@@ -100,8 +100,8 @@
         @Override
         public void run() {
             try {
-                ActivityManagerNative.getDefault().resizeStack(DOCKED_STACK_ID, null, true, true,
-                        false);
+                ActivityManagerNative.getDefault().resizeStack(
+                        DOCKED_STACK_ID, null, true, true, false, -1);
             } catch (RemoteException e) {
                 Log.w(TAG, "Failed to resize stack: " + e);
             }
diff --git a/packages/SystemUI/src/com/android/systemui/tv/pip/PipManager.java b/packages/SystemUI/src/com/android/systemui/tv/pip/PipManager.java
index ff7ea27..8db7534 100644
--- a/packages/SystemUI/src/com/android/systemui/tv/pip/PipManager.java
+++ b/packages/SystemUI/src/com/android/systemui/tv/pip/PipManager.java
@@ -385,7 +385,7 @@
                 break;
         }
         try {
-            mActivityManager.resizeStack(PINNED_STACK_ID, mCurrentPipBounds, true, true, true);
+            mActivityManager.resizeStack(PINNED_STACK_ID, mCurrentPipBounds, true, true, true, -1);
         } catch (RemoteException e) {
             Log.e(TAG, "showPipMenu failed", e);
         }
diff --git a/services/core/java/com/android/server/am/ActivityManagerService.java b/services/core/java/com/android/server/am/ActivityManagerService.java
index 4f0f770..1d5eb9b 100644
--- a/services/core/java/com/android/server/am/ActivityManagerService.java
+++ b/services/core/java/com/android/server/am/ActivityManagerService.java
@@ -9670,14 +9670,14 @@
 
     @Override
     public void resizeStack(int stackId, Rect bounds, boolean allowResizeInDockedMode,
-            boolean preserveWindows, boolean animate) {
+            boolean preserveWindows, boolean animate, int animationDuration) {
         enforceCallingPermission(MANAGE_ACTIVITY_STACKS, "resizeStack()");
         long ident = Binder.clearCallingIdentity();
         try {
             synchronized (this) {
                 if (animate) {
                     if (stackId == PINNED_STACK_ID) {
-                        mWindowManager.animateResizePinnedStack(bounds);
+                        mWindowManager.animateResizePinnedStack(bounds, animationDuration);
                     } else {
                         throw new IllegalArgumentException("Stack: " + stackId
                                 + " doesn't support animated resize.");
diff --git a/services/core/java/com/android/server/am/ActivityStackSupervisor.java b/services/core/java/com/android/server/am/ActivityStackSupervisor.java
index d364d85..7def1bd 100644
--- a/services/core/java/com/android/server/am/ActivityStackSupervisor.java
+++ b/services/core/java/com/android/server/am/ActivityStackSupervisor.java
@@ -2408,7 +2408,7 @@
         ensureActivitiesVisibleLocked(null, 0, !PRESERVE_WINDOWS);
         resumeFocusedStackTopActivityLocked();
 
-        mWindowManager.animateResizePinnedStack(bounds);
+        mWindowManager.animateResizePinnedStack(bounds, -1);
         mService.notifyActivityPinnedLocked();
     }
 
diff --git a/services/core/java/com/android/server/am/ActivityStarter.java b/services/core/java/com/android/server/am/ActivityStarter.java
index efa7420..af69c93 100644
--- a/services/core/java/com/android/server/am/ActivityStarter.java
+++ b/services/core/java/com/android/server/am/ActivityStarter.java
@@ -1483,7 +1483,8 @@
             if (mLaunchBounds != null) {
                 final int stackId = mTargetStack.mStackId;
                 if (StackId.resizeStackWithLaunchBounds(stackId)) {
-                    mService.resizeStack(stackId, mLaunchBounds, true, !PRESERVE_WINDOWS, ANIMATE);
+                    mService.resizeStack(
+                            stackId, mLaunchBounds, true, !PRESERVE_WINDOWS, ANIMATE, -1);
                 } else {
                     mStartActivity.task.updateOverrideConfiguration(mLaunchBounds);
                 }
@@ -1571,7 +1572,7 @@
                 stackId = stack.mStackId;
             }
             if (StackId.resizeStackWithLaunchBounds(stackId)) {
-                mService.resizeStack(stackId, mLaunchBounds, true, !PRESERVE_WINDOWS, ANIMATE);
+                mService.resizeStack(stackId, mLaunchBounds, true, !PRESERVE_WINDOWS, ANIMATE, -1);
             }
         }
         mTargetStack = mInTask.stack;
diff --git a/services/core/java/com/android/server/wm/BoundsAnimationController.java b/services/core/java/com/android/server/wm/BoundsAnimationController.java
index 79d3d84..b7d6062 100644
--- a/services/core/java/com/android/server/wm/BoundsAnimationController.java
+++ b/services/core/java/com/android/server/wm/BoundsAnimationController.java
@@ -214,7 +214,7 @@
         void getFullScreenBounds(Rect bounds);
     }
 
-    void animateBounds(final AnimateBoundsUser target, Rect from, Rect to) {
+    void animateBounds(final AnimateBoundsUser target, Rect from, Rect to, int animationDuration) {
         boolean moveToFullscreen = false;
         if (to == null) {
             to = new Rect();
@@ -242,7 +242,8 @@
                 new BoundsAnimator(target, from, to, moveToFullscreen, replacing);
         mRunningAnimations.put(target, animator);
         animator.setFloatValues(0f, 1f);
-        animator.setDuration(DEFAULT_APP_TRANSITION_DURATION * DEBUG_ANIMATION_SLOW_DOWN_FACTOR);
+        animator.setDuration((animationDuration != -1 ? animationDuration
+                : DEFAULT_APP_TRANSITION_DURATION) * DEBUG_ANIMATION_SLOW_DOWN_FACTOR);
         animator.setInterpolator(new LinearInterpolator());
         animator.start();
     }
diff --git a/services/core/java/com/android/server/wm/TaskStack.java b/services/core/java/com/android/server/wm/TaskStack.java
index 60b2e4a..c667767 100644
--- a/services/core/java/com/android/server/wm/TaskStack.java
+++ b/services/core/java/com/android/server/wm/TaskStack.java
@@ -1089,7 +1089,7 @@
             }
         }
         try {
-            mService.mActivityManager.resizeStack(mStackId, bounds, false, true, false);
+            mService.mActivityManager.resizeStack(mStackId, bounds, false, true, false, -1);
         } catch (RemoteException e) {
         }
         return true;
diff --git a/services/core/java/com/android/server/wm/WindowManagerService.java b/services/core/java/com/android/server/wm/WindowManagerService.java
index 607a3e9..b84ed7b 100644
--- a/services/core/java/com/android/server/wm/WindowManagerService.java
+++ b/services/core/java/com/android/server/wm/WindowManagerService.java
@@ -8241,8 +8241,8 @@
                 break;
                 case RESIZE_STACK: {
                     try {
-                        mActivityManager.resizeStack(msg.arg1, (Rect) msg.obj, msg.arg2 == 1, false,
-                                false);
+                        mActivityManager.resizeStack(
+                                msg.arg1, (Rect) msg.obj, msg.arg2 == 1, false, false, -1);
                     } catch (RemoteException e) {
                         // This will not happen since we are in the same process.
                     }
@@ -10460,7 +10460,7 @@
         }
     }
 
-    public void animateResizePinnedStack(final Rect bounds) {
+    public void animateResizePinnedStack(final Rect bounds, final int animationDuration) {
         synchronized (mWindowMap) {
             final TaskStack stack = mStackIdToStack.get(PINNED_STACK_ID);
             if (stack == null) {
@@ -10472,7 +10472,8 @@
             UiThread.getHandler().post(new Runnable() {
                 @Override
                 public void run() {
-                    mBoundsAnimationController.animateBounds(stack, originalBounds, bounds);
+                    mBoundsAnimationController.animateBounds(
+                            stack, originalBounds, bounds, animationDuration);
                 }
             });
         }