第二阶段冲刺05

今天尝试做了做闹钟提醒，学了学相关的内容。

public class AlarmView extends LinearLayout {
 
 
   
    @Override
    protected void onFinishInflate() {
        super.onFinishInflate();
 
        btnAddAlarm = (Button)findViewById(R.id.btnAddAlarm);
        lvAlarmList = (ListView)findViewById(R.id.lvAlarmList);
 
 
       lvAlarmList.setOnItemLongClickListener(new AdapterView.OnItemLongClickListener() {
           @Override
           public boolean onItemLongClick(AdapterView<?> parent, View view, final int position, long id) {
               new AlertDialog.Builder(getContext()).setTitle("操作选项").setItems(new CharSequence[]{"删除","添加"}, new DialogInterface.OnClickListener() {
                   @Override
                   public void onClick(DialogInterface dialog, int which) {
                       switch (which){
                           case 0:
                               deleteAlarm(position);
                               break;
                           case 1:
                               addAlarm();
                           default:
                               break;
                       }
                   }
               }).setNegativeButton("取消",null).show();
               return true;
           }
       });
        adapter = new ArrayAdapter<AlarmData>(getContext(),android.R.layout.simple_list_item_1);
        lvAlarmList.setAdapter(adapter);
        readSaveAlarmList();
        //adapter.add(new AlarmData(System.currentTimeMillis()));
        alarmManager = (AlarmManager)getContext().getSystemService(Context.ALARM_SERVICE);
        calendar = Calendar.getInstance();
        btnAddAlarm = (Button)findViewById(R.id.btnAddAlarm);
        btnAddAlarm.setOnClickListener(new View.OnClickListener(){
            @Override
            public void onClick(View v){
                addAlarm();
            }
        });
    }
 
    private void deleteAlarm(int position){
        AlarmData ad = adapter.getItem(position);
        adapter.remove(ad);
        adapter.notifyDataSetChanged();
        saveAlarmList();
        alarmManager.cancel(PendingIntent.getBroadcast(getContext(),ad.getId(),new Intent(getContext(),AlarmReceiver.class),0));
    }
 
    private void addAlarm(){
        Calendar c = Calendar.getInstance();
        c.setTimeInMillis(System.currentTimeMillis());
        new TimePickerDialog(getContext(),new TimePickerDialog.OnTimeSetListener(){
            @Override
            public void onTimeSet(TimePicker view, int hourOfDay, int minute) {
                Calendar calendar = Calendar.getInstance();
                calendar.set(Calendar.HOUR_OF_DAY,hourOfDay);
                calendar.set(Calendar.MINUTE,minute);
                calendar.set(Calendar.SECOND,0);
                calendar.set(Calendar.MILLISECOND,0);
                Calendar currentTime = Calendar.getInstance();
                if(calendar.getTimeInMillis()<=currentTime.getTimeInMillis()){
                    calendar.setTimeInMillis(calendar.getTimeInMillis()+24*60*60*1000);
                }
                AlarmData ad = new AlarmData(calendar.getTimeInMillis());
                adapter.add(ad);
                adapter.notifyDataSetChanged();
 
                alarmManager.set(AlarmManager.RTC_WAKEUP,
                        ad.getTime(),PendingIntent.getBroadcast(getContext(),
                                ad.getId(),new Intent(getContext(),AlarmReceiver.class),0));
                saveAlarmList();
            }
        },c.get(Calendar.HOUR_OF_DAY),c.get(Calendar.MINUTE),true).show();
    }
 
    private void saveAlarmList(){
        Editor editor;
        editor = getContext().getSharedPreferences(AlarmView.class.getName(), Context.MODE_PRIVATE).edit();
 
        StringBuffer sb = new StringBuffer();
        for (int i =0; i<adapter.getCount();i++){
            sb.append(adapter.getItem(i).getTime()).append(",");
        }
        if(sb.length()>1){
            String content = sb.toString().substring(0,sb.length()-1);
            editor.putString(KEY_ALARM_LIST,content);
            System.out.println(content);
        }else {
            editor.putString(KEY_ALARM_LIST,null);
        }
 
        editor.commit();
    }
 
    private void readSaveAlarmList(){
        SharedPreferences sp = getContext().getSharedPreferences(
                AlarmView.class.getName(),Context.MODE_PRIVATE);
        String content = sp.getString(KEY_ALARM_LIST,null);
 
        if(content != null){
 
            String[] timeStrings = content.split(",");
            for(String string : timeStrings){
                adapter.add(new AlarmData(Long.parseLong(string)));
            }
        }
    }
 
    private Button btnAddAlarm;
    private ListView lvAlarmList;
    private static final String KEY_ALARM_LIST = "alarmList";
    private ArrayAdapter<AlarmData> adapter;
    private AlarmManager alarmManager;
    private Calendar  calendar;
    private static class AlarmData{
        private String timeLable = "";
        private  long time = 0;
        private Calendar date;
 
        public AlarmData(long time){
            this.time = time;
 
            date = Calendar.getInstance();
            date.setTimeInMillis(time);
            timeLable = String.format("%02d月%02d日 %02d:%02d",
                    date.get(Calendar.MONTH)+1,
                    date.get(Calendar.DAY_OF_MONTH),
                    date.get(Calendar.HOUR_OF_DAY),
                    date.get(Calendar.MINUTE));
        }
        public AlarmData(String ad){
            this.timeLable = ad;
        }
        public void setTime(long time){
            this.time = time;
        }
        public long getTime(){
            return time;
        }
        public void setTimeLable(String timeLable){
            this.timeLable = timeLable;
        }
        public String getTimeLable(){
            return timeLable;
        }
 
        @Override
        public String toString() {
            return getTimeLable();
        }
 
        public int getId(){
            return (int)(getTime()/1000/60);
        }
 
    }
}