content: /*
   * Copyright (C) 2014 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.compat;
  
  import android.content.ComponentName;
  import android.content.Context;
  import android.content.Intent;
  import android.content.pm.ApplicationInfo;
  import android.content.pm.LauncherActivityInfo;
  import android.content.pm.PackageInstaller;
  import android.content.pm.PackageInstaller.SessionCallback;
  import android.content.pm.ShortcutInfo;
  import android.graphics.Rect;
  import android.os.Bundle;
  import android.os.UserHandle;
  
  import androidx.annotation.Nullable;
  
  import com.android.launcher3.Utilities;
  import com.android.launcher3.util.LooperExecutor;
  import com.android.launcher3.util.PackageUserKey;
  
  import java.util.List;
  
  public abstract class LauncherAppsCompat {
  
      public interface OnAppsChangedCallbackCompat {
          default void onPackageRemoved(String packageName, UserHandle user) { }
          default void onPackageAdded(String packageName, UserHandle user) { }
          default void onPackageChanged(String packageName, UserHandle user) { }
          default void onPackagesAvailable(String[] packageNames, UserHandle user,
                  boolean replacing) { }
          default void onPackagesUnavailable(String[] packageNames, UserHandle user,
                  boolean replacing) { }
          default void onPackagesSuspended(String[] packageNames, UserHandle user) { }
          default void onPackagesUnsuspended(String[] packageNames, UserHandle user) { }
          default void onShortcutsChanged(String packageName, List<ShortcutInfo> shortcuts,
                  UserHandle user) { }
      }
  
      protected LauncherAppsCompat() {
      }
  
      private static LauncherAppsCompat sInstance;
      private static final Object sInstanceLock = new Object();
  
      public static LauncherAppsCompat getInstance(Context context) {
          synchronized (sInstanceLock) {
              if (sInstance == null) {
                  if (Utilities.ATLEAST_Q) {
                      sInstance = new LauncherAppsCompatVQ(context.getApplicationContext());
                  } else if (Utilities.ATLEAST_OREO) {
                      sInstance = new LauncherAppsCompatVO(context.getApplicationContext());
                  } else {
                      sInstance = new LauncherAppsCompatVL(context.getApplicationContext());
                  }
              }
              return sInstance;
          }
      }
  
      public abstract List<LauncherActivityInfo> getActivityList(String packageName,
              UserHandle user);
      public abstract LauncherActivityInfo resolveActivity(Intent intent,
              UserHandle user);
      public abstract void startActivityForProfile(ComponentName component, UserHandle user,
              Rect sourceBounds, Bundle opts);
      public abstract ApplicationInfo getApplicationInfo(
              String packageName, int flags, UserHandle user);
      public abstract void showAppDetailsForProfile(ComponentName component, UserHandle user,
              Rect sourceBounds, Bundle opts);
      public abstract void addOnAppsChangedCallback(OnAppsChangedCallbackCompat listener);
      public abstract void removeOnAppsChangedCallback(OnAppsChangedCallbackCompat listener);
      public abstract boolean isPackageEnabledForProfile(String packageName, UserHandle user);
      public abstract boolean isActivityEnabledForProfile(ComponentName component,
              UserHandle user);
      public abstract List<ShortcutConfigActivityInfo> getCustomShortcutActivityList(
              @Nullable PackageUserKey packageUser);
  
      public abstract List<PackageInstaller.SessionInfo> getAllPackageInstallerSessions();
  
      public abstract void registerSessionCallback(LooperExecutor executor,
                                                   SessionCallback sessionCallback);
      public abstract void unregisterSessionCallback(SessionCallback sessionCallback);
  }
  