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/*
* Copyright (C) 2019 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.quickstep;
import static com.android.quickstep.TaskAdapter.TASKS_START_POSITION;
import android.app.ActivityOptions;
import android.view.View;
import androidx.annotation.NonNull;
import com.android.quickstep.views.TaskItemView;
import com.android.systemui.shared.recents.model.Task;
import com.android.systemui.shared.system.ActivityManagerWrapper;
/**
* Controller that provides logic for task-related commands on recents and updating the model/view
* as appropriate.
*/
public final class TaskActionController {
private final TaskListLoader mLoader;
private final TaskAdapter mAdapter;
public TaskActionController(TaskListLoader loader, TaskAdapter adapter) {
mLoader = loader;
mAdapter = adapter;
}
/**
* Launch the task associated with the task holder, animating into the app from the task view.
*
* @param viewHolder the task view holder to launch
*/
public void launchTaskFromView(@NonNull TaskHolder viewHolder) {
if (!viewHolder.getTask().isPresent()) {
return;
}
TaskItemView itemView = (TaskItemView) (viewHolder.itemView);
View v = itemView.getThumbnailView();
int left = 0;
int top = 0;
int width = v.getMeasuredWidth();
int height = v.getMeasuredHeight();
ActivityOptions opts = ActivityOptions.makeClipRevealAnimation(v, left, top, width, height);
ActivityManagerWrapper.getInstance().startActivityFromRecentsAsync(
viewHolder.getTask().get().key, opts, null /* resultCallback */,
null /* resultCallbackHandler */);
}
/**
* Launch the task directly with a basic animation.
*
* @param task the task to launch
*/
public void launchTask(@NonNull Task task) {
ActivityOptions opts = ActivityOptions.makeBasic();
ActivityManagerWrapper.getInstance().startActivityFromRecentsAsync(task.key, opts,
null /* resultCallback */, null /* resultCallbackHandler */);
}
/**
* Removes the task holder and the task, updating the model and the view.
*
* @param viewHolder the task view holder to remove
*/
public void removeTask(TaskHolder viewHolder) {
if (!viewHolder.getTask().isPresent()) {
return;
}
int position = viewHolder.getAdapterPosition();
Task task = viewHolder.getTask().get();
ActivityManagerWrapper.getInstance().removeTask(task.key.id);
mLoader.removeTask(task);
mAdapter.notifyItemRemoved(position);
}
/**
* Clears all tasks and updates the model and view.
*/
public void clearAllTasks() {
int count = mAdapter.getItemCount();
ActivityManagerWrapper.getInstance().removeAllRecentTasks();
mLoader.clearAllTasks();
mAdapter.notifyItemRangeRemoved(TASKS_START_POSITION /* positionStart */, count);
}
}
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