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      1 /*
      2  * Copyright (C) 2015 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.tv.settings.device.storage;
     18 
     19 import android.app.Fragment;
     20 import android.os.Bundle;
     21 import android.os.storage.DiskInfo;
     22 import android.os.storage.StorageManager;
     23 import android.os.storage.VolumeInfo;
     24 import android.support.annotation.NonNull;
     25 import android.support.v17.leanback.app.GuidedStepFragment;
     26 import android.support.v17.leanback.widget.GuidanceStylist;
     27 import android.support.v17.leanback.widget.GuidedAction;
     28 import android.text.TextUtils;
     29 
     30 import com.android.tv.settings.R;
     31 
     32 import java.util.List;
     33 
     34 public class FormatAsPublicStepFragment extends GuidedStepFragment {
     35     private static final int ACTION_ID_BACKUP = 1;
     36     private static final int ACTION_ID_FORMAT = 2;
     37 
     38     private String mVolumeId;
     39     private String mDiskId;
     40 
     41     public interface Callback {
     42         void onRequestFormatAsPublic(String diskId, String volumeId);
     43         void onCancelFormatDialog();
     44     }
     45 
     46     public static FormatAsPublicStepFragment newInstance(String diskId) {
     47         final FormatAsPublicStepFragment fragment = new FormatAsPublicStepFragment();
     48         final Bundle b = new Bundle(1);
     49         b.putString(DiskInfo.EXTRA_DISK_ID, diskId);
     50         fragment.setArguments(b);
     51         return fragment;
     52     }
     53 
     54     @Override
     55     public void onCreate(Bundle savedInstanceState) {
     56         mDiskId = getArguments().getString(DiskInfo.EXTRA_DISK_ID);
     57         final StorageManager storageManager = getActivity().getSystemService(StorageManager.class);
     58         final List<VolumeInfo> volumes = storageManager.getVolumes();
     59         for (final VolumeInfo volume : volumes) {
     60             if ((volume.getType() == VolumeInfo.TYPE_PRIVATE ||
     61                     volume.getType() == VolumeInfo.TYPE_PUBLIC) &&
     62                     TextUtils.equals(volume.getDiskId(), mDiskId)) {
     63                 mVolumeId = volume.getId();
     64                 break;
     65             }
     66         }
     67         super.onCreate(savedInstanceState);
     68     }
     69 
     70     @Override
     71     public @NonNull GuidanceStylist.Guidance onCreateGuidance(Bundle savedInstanceState) {
     72         return new GuidanceStylist.Guidance(
     73                 getString(R.string.storage_wizard_format_as_public_title),
     74                 getString(R.string.storage_wizard_format_as_public_description), "",
     75                 getActivity().getDrawable(R.drawable.ic_warning_132dp));
     76     }
     77 
     78     @Override
     79     public void onCreateActions(@NonNull List<GuidedAction> actions, Bundle savedInstanceState) {
     80         actions.add(new GuidedAction.Builder(getContext())
     81                 .clickAction(GuidedAction.ACTION_ID_CANCEL)
     82                 .build());
     83         if (!TextUtils.isEmpty(mVolumeId)) {
     84             actions.add(new GuidedAction.Builder(getContext())
     85                     .id(ACTION_ID_BACKUP)
     86                     .title(getString(R.string.storage_wizard_backup_apps_action))
     87                     .build());
     88         }
     89         actions.add(new GuidedAction.Builder(getContext())
     90                 .id(ACTION_ID_FORMAT)
     91                 .title(getString(R.string.storage_wizard_format_action))
     92                 .build());
     93     }
     94 
     95     @Override
     96     public void onGuidedActionClicked(GuidedAction action) {
     97         final long id = action.getId();
     98 
     99         if (id == GuidedAction.ACTION_ID_CANCEL) {
    100             ((Callback) getActivity()).onCancelFormatDialog();
    101         } else if (id == ACTION_ID_BACKUP) {
    102             final Fragment f = BackupAppsStepFragment.newInstance(mVolumeId);
    103             getFragmentManager().beginTransaction()
    104                     .replace(android.R.id.content, f)
    105                     .addToBackStack(null)
    106                     .commit();
    107         } else if (id == ACTION_ID_FORMAT) {
    108             ((Callback) getActivity()).onRequestFormatAsPublic(mDiskId, mVolumeId);
    109         }
    110     }
    111 }
    112