鬧鐘記事本（結對項目）—— 鬧鐘界面

這是咱們鬧鐘記事本的鬧鐘界面

鬧鐘界面的佈局

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    android:background="@drawable/clockbg"
    android:orientation="vertical" >

    <AnalogClock
        android:id="@+id/analogClock"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content" />

    <DigitalClock
        android:id="@+id/dclock"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_x="30px"
        android:layout_y="32px"
        android:gravity="center"
        android:textSize="55sp" />

    <LinearLayout
        xmlns:android="http://schemas.android.com/apk/res/android"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="horizontal" >

        <TextView
            android:id="@+id/textview2"
            android:layout_width="160dp"
            android:layout_height="wrap_content"
            android:gravity="right"
            android:text="記事鬧鐘設置爲:" />

        <TextView
            android:id="@+id/textview1"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:gravity="center_vertical"
            android:text="@string/hello" />
    </LinearLayout>

    <LinearLayout
        xmlns:android="http://schemas.android.com/apk/res/android"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="horizontal" >

        <Button
            android:id="@+id/setclock"
            android:layout_width="wrap_content"
            android:layout_height="fill_parent"
            android:layout_weight="1"
            android:gravity="center"
            android:text="設置鬧鐘"
            android:textSize="18sp" />

        <Button
            android:id="@+id/unsetclock"
            android:layout_width="wrap_content"
            android:layout_height="fill_parent"
            android:layout_weight="1"
            android:gravity="center"
            android:text="取消鬧鐘"
            android:textSize="18sp" />
    </LinearLayout>

</LinearLayout>

鬧鐘界面的代碼

public class AlarmMainActivity extends Activity {
    private TextView textView;
    private Button setbtn, unsetbtn;
    private static final int ButtonAlarm = 1;
    // 鈴聲文件夾
    private String setAlarmFloder = "/sdcard/music/alarms";

    private static final String TEMP_1 = "temp_1";

    Calendar c = Calendar.getInstance();
    private static int timeID = 0;

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.alarm_main);
        textView = (TextView) findViewById(R.id.textview1);
        setbtn = (Button) findViewById(R.id.setclock);
        unsetbtn = (Button) findViewById(R.id.unsetclock);
        // 獲取SharedPreferences
        SharedPreferences per = getSharedPreferences(TEMP_1,
                MODE_WORLD_READABLE);
        // 獲得text內容
        String text_1 = per.getString("text_1", "當前沒有設置鬧鐘!");
        // 在text中顯示內容
        textView.setText(text_1);
        // 設置鈴聲按鈕
        // setbell = (Button)findViewById(R.id.btn3);

        setbtn.setOnClickListener(new OnClickListener() {

            @Override
            public void onClick(View v) {
                // 取得按下按鈕的時間做爲TimePickerDialog的默認值
                c.setTimeInMillis(System.currentTimeMillis());
                // 定義獲取時間
                int mHour = c.get(Calendar.HOUR_OF_DAY);
                int mMinute = c.get(Calendar.MINUTE);
                // 跳出TimePickerDialog來設定時間
                new TimePickerDialog(AlarmMainActivity.this,
                        new TimePickerDialog.OnTimeSetListener() {

                            @Override
                            public void onTimeSet(TimePicker view,
                                    int hourOfDay, int minute) {
                                // 取得設定後的時間 秒跟毫秒設爲0
                                c.setTimeInMillis(System.currentTimeMillis());
                                c.set(Calendar.HOUR_OF_DAY, hourOfDay);
                                c.set(Calendar.MINUTE, minute);
                                c.set(Calendar.SECOND, 0);
                                c.set(Calendar.MILLISECOND, 0);
                                // 定鬧鐘設定時間到時要執行CallAlarm.class
                                Intent intent = new Intent(
                                        AlarmMainActivity.this, CallAlarm.class);
                                PendingIntent sender = PendingIntent
                                        .getBroadcast(
                                                AlarmMainActivity.this,
                                                1,
                                                intent,
                                                PendingIntent.FLAG_UPDATE_CURRENT);
                                // 獲取AlarmManager
                                // AlarmManager.RTC_WAKEUP設定服務在系統休眠時一樣會執行
                                //
                                AlarmManager am = (AlarmManager) getSystemService(ALARM_SERVICE);
                                // set()設定的PendingIntent只會執行一次
                                am.set(AlarmManager.RTC_WAKEUP,
                                        c.getTimeInMillis(), sender);
                                // 顯示設定的鬧鐘時間
                                String tmpS = format(hourOfDay) + ":"
                                        + format(minute);
                                textView.setText(tmpS);
                                // toas顯示設定的時間
                                Toast.makeText(AlarmMainActivity.this,
                                        "設定的時間爲:" + tmpS, Toast.LENGTH_LONG)
                                        .show();
                            }
                        }, mHour, mMinute, true).show();
            }
        });
        // 取消鬧鐘

        unsetbtn.setOnClickListener(new OnClickListener() {

            @Override
            public void onClick(View v) {
                Intent intent = new Intent(AlarmMainActivity.this,
                        CallAlarm.class);
                PendingIntent sender = PendingIntent.getBroadcast(
                        AlarmMainActivity.this, 0, intent, 0);
                // 由AlarmManager中移除
                AlarmManager am = (AlarmManager) getSystemService(ALARM_SERVICE);
                am.cancel(sender);
                textView.setText("當前沒有設置鬧鐘!");
                // 以Toast提示已刪除設定，並更新顯示的鬧鐘時間
                Toast.makeText(AlarmMainActivity.this, "鬧鐘已經取消",
                        Toast.LENGTH_LONG).show();
            }
        });
    }

    private String format(int x) {
        String s = "" + x;
        if (s.length() == 1)
            s = "0" + s;
        return s;
    }

    @Override
    protected void onStop() {
        // TODO Auto-generated method stub
        super.onStop();
        // 獲取編譯器
        SharedPreferences.Editor editor = getSharedPreferences(TEMP_1,
                MODE_WORLD_WRITEABLE).edit();
        // 將text內容添加到編譯器
        editor.putString("text_1", textView.getText().toString());
        // 提交編輯內容
        editor.commit();
    }
}



public class Alarmalert extends Activity {

    private static  Alarmalert alarmAlert;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        // TODO Auto-generated method stub
        super.onCreate(savedInstanceState);
        
        Intent intent1= new Intent(Alarmalert.this,PlayMusic.class);
        startService(intent1);
        //鬧鐘顯示畫面
        new AlertDialog.Builder(Alarmalert.this).setTitle("鬧鐘響了！！！").setMessage("有重要記事待查看！！！")
        .setPositiveButton("關閉鬧鐘", new DialogInterface.OnClickListener() {
            
            @Override
            public void onClick(DialogInterface dialog, int which) {
                // TODO Auto-generated method stub
                Intent intent1= new Intent(Alarmalert.this,PlayMusic.class);
                stopService(intent1);
                Alarmalert.this.finish();
            }
        }).show();
    }
    
    private static Alarmalert getInstance(){
        return alarmAlert;
    }

}



public class CallAlarm extends BroadcastReceiver {

    @Override
    public void onReceive(Context context, Intent intent) {
        // TODO Auto-generated method stub
        Intent i= new Intent(context,Alarmalert.class);
        //默認的跳轉類型,將Activity放到一個新的Task中
        i.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
        context.startActivity(i);
        }

    }