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      1 /*
      2  * Copyright (C) 2016 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file
      5  * except in compliance with the License. You may obtain a copy of the License at
      6  *
      7  *      http://www.apache.org/licenses/LICENSE-2.0
      8  *
      9  * Unless required by applicable law or agreed to in writing, software distributed under the
     10  * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
     11  * KIND, either express or implied. See the License for the specific language governing
     12  * permissions and limitations under the License.
     13  */
     14 
     15 package com.android.storagemanager.deletionhelper;
     16 
     17 import android.content.Context;
     18 import android.support.v7.preference.PreferenceViewHolder;
     19 import android.text.format.DateUtils;
     20 import com.android.storagemanager.R;
     21 import com.android.storagemanager.deletionhelper.AppsAsyncLoader.PackageInfo;
     22 import java.util.concurrent.TimeUnit;
     23 
     24 /**
     25  * Preference item for an app with a switch to signify if it should be uninstalled. This shows the
     26  * name and icon of the app along with the days since its last use.
     27  */
     28 public class AppDeletionPreference extends NestedDeletionPreference {
     29     private PackageInfo mApp;
     30     private Context mContext;
     31 
     32     public AppDeletionPreference(Context context, PackageInfo item) {
     33         super(context);
     34         mApp = item;
     35         mContext = context;
     36         setIcon(item.icon);
     37         setTitle(item.label);
     38         setItemSize(mApp.size);
     39     }
     40 
     41     @Override
     42     public void onBindViewHolder(PreferenceViewHolder holder) {
     43         super.onBindViewHolder(holder);
     44         holder.setDividerAllowedAbove(false);
     45     }
     46 
     47     /**
     48      * Returns the package name for the app that these preference represents.
     49      */
     50     public String getPackageName() {
     51         return mApp.packageName;
     52     }
     53 
     54     public void updateSummary() {
     55         if (mApp == null) return;
     56         if (mApp.daysSinceLastUse == AppsAsyncLoader.NEVER_USED) {
     57             setSummary(mContext.getString(R.string.deletion_helper_app_summary_never_used));
     58         } else if (mApp.daysSinceLastUse == AppsAsyncLoader.UNKNOWN_LAST_USE) {
     59             setSummary(mContext.getString(R.string.deletion_helper_app_summary_unknown_used));
     60         } else {
     61             // Use the formatter for the "yesterday" and "today" cases.
     62             if (mApp.daysSinceLastUse <= 1) {
     63                 final long now = System.currentTimeMillis();
     64                 final long lastUse = now - TimeUnit.DAYS.toMillis(mApp.daysSinceLastUse);
     65                 setSummary(
     66                         DateUtils.getRelativeTimeSpanString(
     67                                 lastUse, now, DateUtils.DAY_IN_MILLIS, 0));
     68             } else {
     69                 setSummary(
     70                         mContext.getString(
     71                                 R.string.deletion_helper_app_summary, mApp.daysSinceLastUse));
     72             }
     73         }
     74     }
     75 
     76 }
     77