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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 package com.android.deskclock;
     17 
     18 import android.app.Activity;
     19 import android.app.ListActivity;
     20 import android.content.Intent;
     21 import android.os.AsyncTask;
     22 import android.os.Bundle;
     23 import android.os.Parcelable;
     24 import android.view.View;
     25 import android.widget.Button;
     26 import android.widget.ListView;
     27 
     28 import com.android.deskclock.provider.Alarm;
     29 import com.android.deskclock.widget.selector.AlarmSelection;
     30 import com.android.deskclock.widget.selector.AlarmSelectionAdapter;
     31 
     32 import java.util.ArrayList;
     33 import java.util.List;
     34 import java.util.Locale;
     35 
     36 public class AlarmSelectionActivity extends ListActivity {
     37 
     38     /** Used by default when an invalid action provided. */
     39     private static final int ACTION_INVALID = -1;
     40 
     41     /** Action used to signify alarm should be dismissed on selection. */
     42     public static final int ACTION_DISMISS = 0;
     43 
     44     public static final String EXTRA_ACTION = "com.android.deskclock.EXTRA_ACTION";
     45     public static final String EXTRA_ALARMS = "com.android.deskclock.EXTRA_ALARMS";
     46 
     47     private final List<AlarmSelection> mSelections = new ArrayList<>();
     48 
     49     private int mAction;
     50 
     51     @Override
     52     protected void onCreate(Bundle savedInstanceState) {
     53         // this activity is shown if:
     54         // a) no search mode was specified in which case we show all
     55         // enabled alarms
     56         // b) if search mode was next and there was multiple alarms firing next
     57         // (at the same time) then we only show those alarms firing at the same time
     58         // c) if search mode was time and there are multiple alarms with that time
     59         // then we only show those alarms with that time
     60 
     61         super.onCreate(savedInstanceState);
     62         setContentView(R.layout.selection_layout);
     63 
     64         final Button cancelButton = (Button) findViewById(R.id.cancel_button);
     65         cancelButton.setOnClickListener(new View.OnClickListener() {
     66             @Override
     67             public void onClick(View v) {
     68                 finish();
     69             }
     70         });
     71 
     72         final Intent intent = getIntent();
     73         final Parcelable[] alarmsFromIntent = intent.getParcelableArrayExtra(EXTRA_ALARMS);
     74         mAction = intent.getIntExtra(EXTRA_ACTION, ACTION_INVALID);
     75 
     76         // reading alarms from intent
     77         // PickSelection is started only if there are more than 1 relevant alarm
     78         // so no need to check if alarmsFromIntent is empty
     79         for (Parcelable parcelable : alarmsFromIntent) {
     80             final Alarm alarm = (Alarm) parcelable;
     81 
     82             // filling mSelections that go into the UI picker list
     83             final String label = String.format(Locale.US, "%d %02d", alarm.hour, alarm.minutes);
     84             mSelections.add(new AlarmSelection(label, alarm));
     85         }
     86 
     87         setListAdapter(new AlarmSelectionAdapter(this, R.layout.alarm_row, mSelections));
     88     }
     89 
     90     @Override
     91     public void onListItemClick(ListView l, View v, int position, long id) {
     92         super.onListItemClick(l, v, position, id);
     93         // id corresponds to mSelections id because the view adapter used mSelections
     94         final AlarmSelection selection = mSelections.get((int) id);
     95         final Alarm alarm = selection.getAlarm();
     96         if (alarm != null) {
     97             new ProcessAlarmActionAsync(alarm, this, mAction).execute();
     98         }
     99         finish();
    100     }
    101 
    102     private static class ProcessAlarmActionAsync extends AsyncTask<Void, Void, Void> {
    103 
    104         private final Alarm mAlarm;
    105         private final Activity mActivity;
    106         private final int mAction;
    107 
    108         public ProcessAlarmActionAsync(Alarm alarm, Activity activity, int action) {
    109             mAlarm = alarm;
    110             mActivity = activity;
    111             mAction = action;
    112         }
    113 
    114         @Override
    115         protected Void doInBackground(Void... parameters) {
    116             switch (mAction) {
    117                 case ACTION_DISMISS:
    118                     HandleApiCalls.dismissAlarm(mAlarm, mActivity);
    119                     break;
    120                 case ACTION_INVALID:
    121                     LogUtils.i("Invalid action");
    122             }
    123             return null;
    124         }
    125     }
    126 }
    127