Allow delay of showing/hiding shared element when transferring. (bd93e69c) · Commits · e / os / android_frameworks_base

api/current.txt

+5 −0

Original line number	Diff line number	Diff line
		@@ -5310,6 +5310,11 @@ package android.app {
		method public void onRejectSharedElements(java.util.List<android.view.View>);
		method public void onSharedElementEnd(java.util.List<java.lang.String>, java.util.List<android.view.View>, java.util.List<android.view.View>);
		method public void onSharedElementStart(java.util.List<java.lang.String>, java.util.List<android.view.View>, java.util.List<android.view.View>);
		method public void onSharedElementsArrived(java.util.List<java.lang.String>, java.util.List<android.view.View>, android.app.SharedElementCallback.OnSharedElementsReadyListener);
		}

		public static abstract interface SharedElementCallback.OnSharedElementsReadyListener {
		method public abstract void onSharedElementsReady();
		}

		public deprecated class TabActivity extends android.app.ActivityGroup {

api/system-current.txt

+5 −0

Original line number	Diff line number	Diff line
		@@ -5401,6 +5401,11 @@ package android.app {
		method public void onRejectSharedElements(java.util.List<android.view.View>);
		method public void onSharedElementEnd(java.util.List<java.lang.String>, java.util.List<android.view.View>, java.util.List<android.view.View>);
		method public void onSharedElementStart(java.util.List<java.lang.String>, java.util.List<android.view.View>, java.util.List<android.view.View>);
		method public void onSharedElementsArrived(java.util.List<java.lang.String>, java.util.List<android.view.View>, android.app.SharedElementCallback.OnSharedElementsReadyListener);
		}

		public static abstract interface SharedElementCallback.OnSharedElementsReadyListener {
		method public abstract void onSharedElementsReady();
		}

		public deprecated class TabActivity extends android.app.ActivityGroup {

core/java/android/app/EnterTransitionCoordinator.java

+32 −21

Original line number	Diff line number	Diff line
		@@ -18,6 +18,7 @@ package android.app;
		import android.animation.Animator;
		import android.animation.AnimatorListenerAdapter;
		import android.animation.ObjectAnimator;
		import android.app.SharedElementCallback.OnSharedElementsReadyListener;
		import android.graphics.drawable.Drawable;
		import android.os.Bundle;
		import android.os.ResultReceiver;
		@@ -383,6 +384,9 @@ class EnterTransitionCoordinator extends ActivityTransitionCoordinator {
		}
		final Bundle sharedElementState = mSharedElementsBundle;
		mSharedElementsBundle = null;
		OnSharedElementsReadyListener listener = new OnSharedElementsReadyListener() {
		@Override
		public void onSharedElementsReady() {
		final View decorView = getDecor();
		if (decorView != null) {
		decorView.getViewTreeObserver()
		@@ -402,6 +406,13 @@ class EnterTransitionCoordinator extends ActivityTransitionCoordinator {
		decorView.invalidate();
		}
		}
		};
		if (mListener == null) {
		listener.onSharedElementsReady();
		} else {
		mListener.onSharedElementsArrived(mSharedElementNames, mSharedElements, listener);
		}
		}

		private void requestLayoutForSharedElements() {
		int numSharedElements = mSharedElements.size();

core/java/android/app/ExitTransitionCoordinator.java

+32 −10

Original line number	Diff line number	Diff line
		@@ -18,6 +18,7 @@ package android.app;
		import android.animation.Animator;
		import android.animation.AnimatorListenerAdapter;
		import android.animation.ObjectAnimator;
		import android.app.SharedElementCallback.OnSharedElementsReadyListener;
		import android.content.Intent;
		import android.graphics.Color;
		import android.graphics.Matrix;
		@@ -27,6 +28,7 @@ import android.graphics.drawable.Drawable;
		import android.os.Bundle;
		import android.os.Handler;
		import android.os.Message;
		import android.os.ResultReceiver;
		import android.transition.Transition;
		import android.transition.TransitionManager;
		import android.view.View;
		@@ -408,8 +410,29 @@ class ExitTransitionCoordinator extends ActivityTransitionCoordinator {
		if (!mSharedElementNotified) {
		mSharedElementNotified = true;
		delayCancel();
		if (mListener == null) {
		mResultReceiver.send(MSG_TAKE_SHARED_ELEMENTS, mSharedElementBundle);
		notifyExitComplete();
		} else {
		final ResultReceiver resultReceiver = mResultReceiver;
		final Bundle sharedElementBundle = mSharedElementBundle;
		mListener.onSharedElementsArrived(mSharedElementNames, mSharedElements,
		new OnSharedElementsReadyListener() {
		@Override
		public void onSharedElementsReady() {
		resultReceiver.send(MSG_TAKE_SHARED_ELEMENTS,
		sharedElementBundle);
		notifyExitComplete();
		}
		});
		}
		} else {
		notifyExitComplete();
		}
		}
		}

		private void notifyExitComplete() {
		if (!mExitNotified && mExitComplete) {
		mExitNotified = true;
		mResultReceiver.send(MSG_EXIT_TRANSITION_COMPLETE, null);
		@@ -421,7 +444,6 @@ class ExitTransitionCoordinator extends ActivityTransitionCoordinator {
		finishIfNecessary();
		}
		}
		}

		private void finishIfNecessary() {
		if (mIsReturning && mExitNotified && mActivity != null && (mSharedElements.isEmpty() \|\|

core/java/android/app/SharedElementCallback.java

+38 −0

Original line number	Diff line number	Diff line
		@@ -221,4 +221,42 @@ public abstract class SharedElementCallback {
		}
		return view;
		}

		/**
		* Called during an Activity Transition when the shared elements have arrived at the
		* final location and are ready to be transferred. This method is called for both the
		* source and destination Activities.
		* <p>
		* When the shared elements are ready to be transferred,
		* {@link OnSharedElementsReadyListener#onSharedElementsReady()}
		* must be called to trigger the transfer.
		* <p>
		* The default behavior is to trigger the transfer immediately.
		*
		* @param sharedElementNames The names of the shared elements that are being transferred..
		* @param sharedElements The shared elements that are part of the View hierarchy.
		* @param listener The listener to call when the shared elements are ready to be hidden
		* in the source Activity or shown in the destination Activity.
		*/
		public void onSharedElementsArrived(List<String> sharedElementNames,
		List<View> sharedElements, OnSharedElementsReadyListener listener) {
		listener.onSharedElementsReady();
		}

		/**
		* Listener to be called after {@link
		* SharedElementCallback#onSharedElementsArrived(OnSharedElementsReadyListener)}
		* when the shared elements are ready to be hidden in the source Activity and shown in the
		* destination Activity.
		*/
		public interface OnSharedElementsReadyListener {

		/**
		* Call this method during or after the OnSharedElementsReadyListener has been received
		* in {@link SharedElementCallback#onSharedElementsArrived(OnSharedElementsReadyListener)}
		* to indicate that the shared elements are ready to be hidden in the source and shown
		* in the destination Activity.
		*/
		void onSharedElementsReady();
		}
		}