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      1 /*
      2  * Copyright (C) 2017 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package com.android.settings.deviceinfo;
     18 
     19 import android.content.Context;
     20 import android.content.Intent;
     21 import android.os.storage.VolumeInfo;
     22 import android.view.Menu;
     23 import android.view.MenuInflater;
     24 import android.view.MenuItem;
     25 
     26 import com.android.settings.R;
     27 import com.android.settingslib.core.lifecycle.Lifecycle;
     28 import com.android.settingslib.core.lifecycle.LifecycleObserver;
     29 import com.android.settingslib.core.lifecycle.events.OnCreateOptionsMenu;
     30 import com.android.settingslib.core.lifecycle.events.OnOptionsItemSelected;
     31 import com.android.settingslib.core.lifecycle.events.OnPrepareOptionsMenu;
     32 import com.android.settingslib.wrapper.PackageManagerWrapper;
     33 
     34 import java.util.Objects;
     35 
     36 /**
     37  * Handles the option menu on the Storage settings.
     38  */
     39 public class PrivateVolumeOptionMenuController implements LifecycleObserver, OnCreateOptionsMenu,
     40         OnPrepareOptionsMenu, OnOptionsItemSelected {
     41     private static final int OPTIONS_MENU_MIGRATE_DATA = 100;
     42 
     43     private Context mContext;
     44     private VolumeInfo mVolumeInfo;
     45     private PackageManagerWrapper mPm;
     46 
     47     public PrivateVolumeOptionMenuController(
     48             Context context, VolumeInfo volumeInfo, PackageManagerWrapper packageManager) {
     49         mContext = context;
     50         mVolumeInfo = volumeInfo;
     51         mPm = packageManager;
     52     }
     53 
     54     @Override
     55     public void onCreateOptionsMenu(final Menu menu, final MenuInflater inflater) {
     56         menu.add(Menu.NONE, OPTIONS_MENU_MIGRATE_DATA, 0, R.string.storage_menu_migrate);
     57     }
     58 
     59     @Override
     60     public void onPrepareOptionsMenu(Menu menu) {
     61         if (mVolumeInfo == null) {
     62             return;
     63         }
     64 
     65         // Only offer to migrate when not current storage
     66         final VolumeInfo privateVol = mPm.getPrimaryStorageCurrentVolume();
     67         final MenuItem migrate = menu.findItem(OPTIONS_MENU_MIGRATE_DATA);
     68         if (migrate != null) {
     69             migrate.setVisible((privateVol != null)
     70                     && (privateVol.getType() == VolumeInfo.TYPE_PRIVATE)
     71                     && !Objects.equals(mVolumeInfo, privateVol));
     72         }
     73     }
     74 
     75     @Override
     76     public boolean onOptionsItemSelected(MenuItem menuItem) {
     77         if (menuItem.getItemId() == OPTIONS_MENU_MIGRATE_DATA) {
     78             final Intent intent = new Intent(mContext, StorageWizardMigrateConfirm.class);
     79             intent.putExtra(VolumeInfo.EXTRA_VOLUME_ID, mVolumeInfo.getId());
     80             mContext.startActivity(intent);
     81             return true;
     82         }
     83         return false;
     84     }
     85 }
     86