Moves BcSmartspaceDataPlugin to SystemUI.

/*

 * Copyright (C) 2021 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 com.android.systemui.plugins;

import android.os.Parcelable;

import com.android.systemui.plugins.annotations.ProvidesInterface;

import java.util.List;

/**

 * Interface to provide SmartspaceTargets to BcSmartspace.

 */

@ProvidesInterface(action = BcSmartspaceDataPlugin.ACTION, version = BcSmartspaceDataPlugin.VERSION)

public interface BcSmartspaceDataPlugin extends Plugin {

    String ACTION = "com.android.systemui.action.PLUGIN_BC_SMARTSPACE_DATA";

    int VERSION = 1;

    /** Register a listener to get Smartspace data. */

    void registerListener(SmartspaceTargetListener listener);

    /** Unregister a listener. */

    void unregisterListener(SmartspaceTargetListener listener);

    /** Provides Smartspace data to registered listeners. */

    interface SmartspaceTargetListener {

        /** Each Parcelable is a SmartspaceTarget that represents a card. */

        void onSmartspaceTargetsUpdated(List<? extends Parcelable> targets);

    }

}