content: /*
   * 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.launcher3.model;
  
  import static com.android.launcher3.util.MainThreadInitializedObject.forOverride;
  
  import android.content.ComponentName;
  import android.os.UserHandle;
  
  import androidx.annotation.Nullable;
  
  import com.android.launcher3.R;
  import com.android.launcher3.userevent.nano.LauncherLogProto.ContainerType;
  import com.android.launcher3.util.MainThreadInitializedObject;
  import com.android.launcher3.util.ResourceBasedOverride;
  
  /**
   * Callback for receiving various app launch events
   */
  public class AppLaunchTracker implements ResourceBasedOverride {
  
      /**
       * Derived from LauncherEvent proto.
       * TODO: Use proper descriptive constants
       */
      public static final String CONTAINER_DEFAULT = Integer.toString(ContainerType.WORKSPACE);
      public static final String CONTAINER_ALL_APPS = Integer.toString(ContainerType.ALLAPPS);
      public static final String CONTAINER_PREDICTIONS = Integer.toString(ContainerType.PREDICTION);
      public static final String CONTAINER_SEARCH = Integer.toString(ContainerType.SEARCHRESULT);
  
  
      public static final MainThreadInitializedObject<AppLaunchTracker> INSTANCE =
              forOverride(AppLaunchTracker.class, R.string.app_launch_tracker_class);
  
      public void onStartShortcut(String packageName, String shortcutId, UserHandle user,
              @Nullable String container) { }
  
      public void onStartApp(ComponentName componentName, UserHandle user,
              @Nullable String container) { }
  
      public void onDismissApp(ComponentName componentName, UserHandle user,
               @Nullable String container){}
  
      public void onReturnedToHome() { }
  }
  