| /* |
| * Copyright (C) 2018 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.example.android.intentplayground; |
| |
| |
| import android.app.ActivityManager; |
| import android.os.Bundle; |
| import android.util.Log; |
| import android.view.LayoutInflater; |
| import android.view.View; |
| import android.view.ViewGroup; |
| import android.widget.ArrayAdapter; |
| import android.widget.Button; |
| import android.widget.LinearLayout; |
| import android.widget.ListView; |
| import android.widget.ScrollView; |
| import android.widget.Toast; |
| |
| import androidx.annotation.Nullable; |
| import androidx.fragment.app.DialogFragment; |
| import androidx.lifecycle.ViewModelProvider; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.Optional; |
| |
| /** |
| * Shows a dialog with an activity name and a list of intent flags. |
| */ |
| public class IntentDialogFragment extends DialogFragment { |
| private List<String> mFlags; |
| private String mActivityName; |
| private int mTaskId; |
| private static final String ARGUMENT_ACTIVITY_NAME = "activityName"; |
| private static final String ARGUMENT_FLAGS = "flags"; |
| private static final String TASK_ID = "taskId"; |
| private static final String TAG = "IntentDialogFragment"; |
| |
| /** |
| * Creates a new IntentDialogFragment to display the given flags. |
| * |
| * @param activityName The name of the activity, also the title of the dialog. |
| * @param flags The list of flags to be displayed. |
| * @return A new IntentDialogFragment. |
| */ |
| public static IntentDialogFragment newInstance(String activityName, List<String> flags, |
| int taskId) { |
| IntentDialogFragment fragment = new IntentDialogFragment(); |
| Bundle args = new Bundle(); |
| args.putString(ARGUMENT_ACTIVITY_NAME, activityName); |
| args.putStringArrayList(ARGUMENT_FLAGS, new ArrayList<>(flags)); |
| args.putInt(TASK_ID, taskId); |
| fragment.setArguments(args); |
| return fragment; |
| } |
| |
| @Override |
| public void onCreate(Bundle savedInstanceState) { |
| super.onCreate(savedInstanceState); |
| Bundle args = getArguments(); |
| mFlags = args.getStringArrayList(ARGUMENT_FLAGS); |
| mActivityName = args.getString(ARGUMENT_ACTIVITY_NAME); |
| mTaskId = args.getInt(TASK_ID); |
| } |
| |
| @Nullable |
| @Override |
| public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, |
| Bundle savedInstanceState) { |
| getDialog().setTitle(mActivityName + getString(R.string.dialog_intent_flags)); |
| LinearLayout rootLayout = (LinearLayout) inflater |
| .inflate(R.layout.fragment_intent_dialog, container, false /* attachToRoot */); |
| ListView flagsListView = rootLayout.findViewById(R.id.flag_list); |
| ArrayAdapter<String> adapter = new ArrayAdapter<>(getActivity(), |
| R.layout.dialog_list_item, R.id.item, mFlags); |
| flagsListView.setAdapter(adapter); |
| rootLayout.findViewById(R.id.dialog_cancel).setOnClickListener(view -> { |
| getDialog().dismiss(); |
| }); |
| |
| Button bringToFront = rootLayout.findViewById(R.id.move_task_to_front_button); |
| bringToFront.setOnClickListener(v -> { |
| moveTaskToFront(mTaskId); |
| getDialog().dismiss(); |
| }); |
| |
| Button removeTask = rootLayout.findViewById(R.id.kill_task_button); |
| removeTask.setOnClickListener(v -> { |
| removeTask(mTaskId); |
| getDialog().dismiss(); |
| }); |
| |
| Button copyFlagsButton = rootLayout.findViewById(R.id.copy_flags_button); |
| if (mFlags.get(0).equals("None")) { |
| copyFlagsButton.setEnabled(false); |
| } else { |
| copyFlagsButton.setOnClickListener(view -> { |
| IntentBuilderView intentBuilderView = getActivity() |
| .findViewById(R.id.root_container) |
| .findViewWithTag(BaseActivity.BUILDER_VIEW); |
| intentBuilderView.selectFlags(mFlags); |
| getDialog().dismiss(); |
| ((ScrollView) getActivity().findViewById(R.id.scroll_container)).smoothScrollTo(0, |
| Float.valueOf(intentBuilderView.getY()).intValue()); |
| }); |
| } |
| return rootLayout; |
| } |
| |
| private void removeTask(int taskId) { |
| ActivityManager am = getActivity().getSystemService(ActivityManager.class); |
| List<ActivityManager.AppTask> appTasks = am.getAppTasks(); |
| |
| Optional<ActivityManager.AppTask> taskToKill = appTasks.stream().filter( |
| task -> task.getTaskInfo().persistentId == taskId) |
| .findFirst(); |
| |
| if (taskToKill.isPresent()) { |
| taskToKill.get().finishAndRemoveTask(); |
| } else { |
| String errorMessage = "Task: " + taskId + " not found in recents, can't kill"; |
| Log.e(TAG, errorMessage); |
| Toast.makeText(getContext(), errorMessage, |
| Toast.LENGTH_SHORT).show(); |
| } |
| } |
| |
| private void moveTaskToFront(int taskId) { |
| ActivityManager am = getActivity().getSystemService(ActivityManager.class); |
| am.moveTaskToFront(taskId, 0 /* flags */); |
| } |
| } |