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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.apps;
     18 
     19 import android.content.Context;
     20 import android.os.Bundle;
     21 import android.support.annotation.NonNull;
     22 import android.support.v17.leanback.app.GuidedStepFragment;
     23 import android.support.v17.leanback.widget.GuidedAction;
     24 import android.support.v7.preference.Preference;
     25 
     26 import com.android.settingslib.applications.ApplicationsState;
     27 
     28 import java.util.List;
     29 
     30 public abstract class AppActionPreference extends Preference {
     31     protected ApplicationsState.AppEntry mEntry;
     32 
     33     public AppActionPreference(Context context, ApplicationsState.AppEntry entry) {
     34         super(context);
     35         mEntry = entry;
     36     }
     37 
     38     /**
     39      * Set entry and refresh pref.
     40      * @param entry entry
     41      */
     42     public void setEntry(@NonNull ApplicationsState.AppEntry entry) {
     43         mEntry = entry;
     44         refresh();
     45     }
     46 
     47     /**
     48      * Refresh pref from AppEntry
     49      */
     50     public abstract void refresh();
     51 
     52     public static abstract class ConfirmationFragment extends GuidedStepFragment {
     53         private static final int ID_OK = 0;
     54         private static final int ID_CANCEL = 1;
     55 
     56         @Override
     57         public void onCreateActions(@NonNull List<GuidedAction> actions,
     58                 Bundle savedInstanceState) {
     59             actions.add(new GuidedAction.Builder()
     60                     .title(getString(android.R.string.ok))
     61                     .id(ID_OK)
     62                     .build());
     63             actions.add(new GuidedAction.Builder()
     64                     .title(getString(android.R.string.cancel))
     65                     .id(ID_CANCEL)
     66                     .build());
     67         }
     68 
     69         @Override
     70         public void onGuidedActionClicked(GuidedAction action) {
     71             switch ((int) action.getId()) {
     72                 case ID_OK:
     73                     onOk();
     74                     break;
     75                 case ID_CANCEL:
     76                     break;
     77             }
     78             getFragmentManager().popBackStack();
     79         }
     80 
     81         public abstract void onOk();
     82     }
     83 
     84 }
     85