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/**
* Copyright (c) 2020, The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package android.window;
import android.view.SurfaceControl;
import android.os.IBinder;
import android.view.RemoteAnimationAdapter;
import android.window.IDisplayAreaOrganizerController;
import android.window.ITaskFragmentOrganizerController;
import android.window.ITaskOrganizerController;
import android.window.ITransitionMetricsReporter;
import android.window.ITransitionPlayer;
import android.window.IWindowContainerTransactionCallback;
import android.window.WindowContainerToken;
import android.window.WindowContainerTransaction;
/** @hide */
interface IWindowOrganizerController {
/**
* Apply multiple WindowContainer operations at once.
* @param t The transaction to apply.
*/
void applyTransaction(in WindowContainerTransaction t);
/**
* Apply multiple WindowContainer operations at once.
* @param t The transaction to apply.
* @param callback This transaction will use the synchronization scheme described in
* BLASTSyncEngine.java. The SurfaceControl transaction containing the effects of this
* WindowContainer transaction will be passed to this callback when ready.
* @return An ID for the sync operation which will later be passed to transactionReady callback.
* This lets the caller differentiate overlapping sync operations.
*/
int applySyncTransaction(in WindowContainerTransaction t,
in IWindowContainerTransactionCallback callback);
/**
* Starts a new transition.
* @param type The transition type.
* @param t Operations that are part of the transition.
* @return a token representing the transition.
*/
IBinder startNewTransition(int type, in @nullable WindowContainerTransaction t);
/**
* Starts the given transition.
* @param transitionToken A token associated with the transition to start.
* @param t Operations that are part of the transition.
*/
oneway void startTransition(IBinder transitionToken, in @nullable WindowContainerTransaction t);
/**
* Starts a legacy transition.
* @param type The transition type.
* @param adapter The animation to use.
* @param syncCallback A sync callback for the contents of `t`
* @param t Operations that are part of the transition.
* @return sync-id or -1 if this no-op'd because a transition is already running.
*/
int startLegacyTransition(int type, in RemoteAnimationAdapter adapter,
in IWindowContainerTransactionCallback syncCallback, in WindowContainerTransaction t);
/**
* Finishes a transition. This must be called for all created transitions.
* @param transitionToken Which transition to finish
* @param t Changes to make before finishing but in the same SF Transaction. Can be null.
* @param callback Called when t is finished applying.
* @return An ID for the sync operation (see {@link #applySyncTransaction}. This will be
* negative if no sync transaction was attached (null t or callback)
*/
int finishTransition(in IBinder transitionToken,
in @nullable WindowContainerTransaction t,
in IWindowContainerTransactionCallback callback);
/** @return An interface enabling the management of task organizers. */
ITaskOrganizerController getTaskOrganizerController();
/** @return An interface enabling the management of display area organizers. */
IDisplayAreaOrganizerController getDisplayAreaOrganizerController();
/** @return An interface enabling the management of task fragment organizers. */
ITaskFragmentOrganizerController getTaskFragmentOrganizerController();
/**
* Registers a transition player with Core. There is only one of these at a time and calling
* this will replace the existing one if set.
*/
void registerTransitionPlayer(in ITransitionPlayer player);
/** @return An interface enabling the transition players to report its metrics. */
ITransitionMetricsReporter getTransitionMetricsReporter();
}
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