Indicate PiP animation type from Launcher to SysUI

Also, need callback from SysUI to Launcher once the pip animation is
started to keep back compatibility.

Bug: 146594635
Test: manually
Merged-In: I617a17fd5f6049d9f1d49f9f834623a2bb49f6ca
Change-Id: I617a17fd5f6049d9f1d49f9f834623a2bb49f6ca
(cherry picked from commit a1a91b0c50)

quickstep/src/com/android/quickstep/SystemUiProxy.java

@@ -29,6 +29,7 @@ import android.util.Log;
 import android.view.MotionEvent;
 
 import com.android.launcher3.util.MainThreadInitializedObject;
+import com.android.systemui.shared.recents.IPinnedStackAnimationListener;
 import com.android.systemui.shared.recents.ISystemUiProxy;
 
 /**
@@ -268,9 +269,7 @@ public class SystemUiProxy implements ISystemUiProxy {
         }
     }
 
-    /**
-     * See SharedApiCompat#setShelfHeight()
-     */
+    @Override
     public void setShelfHeight(boolean visible, int shelfHeight) {
         boolean changed = visible != mLastShelfVisible || shelfHeight != mLastShelfHeight;
         if (mSystemUiProxy != null && changed) {
@@ -306,4 +305,32 @@ public class SystemUiProxy implements ISystemUiProxy {
             }
         }
     }
+
+    /**
+     * Notifies that swipe-to-home action is finished.
+     */
+    @Override
+    public void notifySwipeToHomeFinished() {
+        if (mSystemUiProxy != null) {
+            try {
+                mSystemUiProxy.notifySwipeToHomeFinished();
+            } catch (RemoteException e) {
+                Log.w(TAG, "Failed call setPinnedStackAnimationType", e);
+            }
+        }
+    }
+
+    /**
+     * Sets listener to get pinned stack animation callbacks.
+     */
+    @Override
+    public void setPinnedStackAnimationListener(IPinnedStackAnimationListener listener) {
+        if (mSystemUiProxy != null) {
+            try {
+                mSystemUiProxy.setPinnedStackAnimationListener(listener);
+            } catch (RemoteException e) {
+                Log.w(TAG, "Failed call setPinnedStackAnimationListener", e);
+            }
+        }
+    }
 }