学步园

package com.king.android.media;
import java.util.Calendar;
import android.app.Activity;
import android.app.AlarmManager;
import android.app.PendingIntent;
import android.app.TimePickerDialog;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.TextView;
import android.widget.TimePicker;
import com.king.android.R;
/**
 * 描述：闹钟事件
 * 作者：Andy.Liu
 * 时间： 2012-7-23  上午08:03:24
 **/
public class AlarmActivity extends Activity implements OnClickListener {
    
    Calendar mCalendar;
    TextView mTextView;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        mCalendar = Calendar.getInstance();
        
        mTextView = (TextView) findViewById(R.id.tv_info);
        mTextView.setVisibility(View.VISIBLE);
        
        Button btnSetAlarm = (Button) findViewById(R.id.btn_first);
        btnSetAlarm.setText("设置闹钟");
        btnSetAlarm.setVisibility(View.VISIBLE);
        btnSetAlarm.setOnClickListener(this);
        
        btnSetAlarm = (Button) findViewById(R.id.btn_second);
        btnSetAlarm.setText("取消闹钟");
        btnSetAlarm.setVisibility(View.VISIBLE);
        btnSetAlarm.setOnClickListener(this);
    }
    @Override
    public void onClick(View v) {
        switch(v.getId()){
        case R.id.btn_first:
            setAlarm();
            break;
        case R.id.btn_second:
            setCancel();
            break;
        }
    }
    
    private void setAlarm(){
        mCalendar.setTimeInMillis(System.currentTimeMillis());
        int hour = mCalendar.get(Calendar.HOUR_OF_DAY);
        int miu = mCalendar.get(Calendar.MINUTE);
        new TimePickerDialog(AlarmActivity.this, new TimePickerDialog.OnTimeSetListener() {
            @Override
            public void onTimeSet(TimePicker view, int hourOfDay, int minute) {
                mCalendar.setTimeInMillis(System.currentTimeMillis());
                mCalendar.set(Calendar.MINUTE, minute);
                mCalendar.set(Calendar.SECOND, 0);
                mCalendar.set(Calendar.MILLISECOND, 0);
                
                Intent intent = new Intent(AlarmActivity.this,AlarmReceiver.class);
                PendingIntent pendingIntent = PendingIntent.getBroadcast(AlarmActivity.this, 0, intent, 0);
                AlarmManager am = (AlarmManager) getSystemService(ALARM_SERVICE);
                //设置闹钟
                am.set(AlarmManager.RTC_WAKEUP, mCalendar.getTimeInMillis(), pendingIntent);
                //设置周期闹钟
                am.setRepeating(AlarmManager.RTC_WAKEUP, System.currentTimeMillis()+10*10000, 24*60*60*1000, pendingIntent);
                
                String tmps = "设置闹钟为"+format(hourOfDay)+":"+format(minute);
                mTextView.setText(tmps);
            }
        }, hour, miu, true).show();
        }
    
    
    /**
     * 
     *TODO：取消闹钟
     *Author：Andy.Liu
     *Create Time：2012-7-23 上午08:18:09
     *TAG：
     *Return：void
     */
    private void setCancel(){
        Intent intent = new Intent(AlarmActivity.this,AlarmReceiver.class);
        PendingIntent pendingIntent = PendingIntent.getBroadcast(AlarmActivity.this, 0, intent, 0);
        AlarmManager am = (AlarmManager) getSystemService(ALARM_SERVICE);
        //取消闹钟
        am.cancel(pendingIntent);
        mTextView.setText(" 闹钟已经取消");
    }
    
    /**
     * 
     *TODO：格式化字符串
     *Author：Andy.Liu
     *Create Time：2012-7-23 上午08:16:01
     *TAG：@param x
     *Return：void
     */
    private String format(int x){
        String s = x+"";
        if(s.length()==1){
            s="0"+s;
        }
        return s;
    }
    
}

 

package com.king.android.media;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.widget.Toast;
/**
 * 描述：闹钟广播
 * 作者：Andy.Liu
 * 时间： 2012-7-23  上午08:00:38
 **/
public class AlarmReceiver extends BroadcastReceiver {
    @Override
    public void onReceive(Context context, Intent intent) {
        Toast.makeText(context, "你设置的时间到了", Toast.LENGTH_LONG).show();
    }

}       

   <receiver android:name=".media.AlarmReceiver" android:process=":remote"/>    注意注册