Android 如何设置每天3次的警报?
我想制作一个程序,在特定的时间内调用一个意图,每天早上8点吃早饭,1点吃午饭,6点半吃晚饭 我该怎么做?这是因为如果我使用Android 如何设置每天3次的警报?,android,alarmmanager,Android,Alarmmanager,我想制作一个程序,在特定的时间内调用一个意图,每天早上8点吃早饭,1点吃午饭,6点半吃晚饭 我该怎么做?这是因为如果我使用AlarmManager.INTERVAL\u DAY/3,它无法给出具体时间 或者我可以使用其他类吗 这是我的密码: package com.makansehat; import java.util.Calendar; import android.app.*; import android.content.Intent; import android.os.Bundl
AlarmManager.INTERVAL\u DAY/3
,它无法给出具体时间
或者我可以使用其他类吗
这是我的密码:
package com.makansehat;
import java.util.Calendar;
import android.app.*;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
// import android.widget.EditText;
import android.widget.Toast;
/**
* @author Prabu
*/
public class MainActivity extends Activity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
}
public void startAlert(View view) {
Calendar skr = Calendar.getInstance();
pagi.set(Calendar.HOUR_OF_DAY, 8);
pagi.set(Calendar.MINUTE, 53);
Calendar siang = Calendar.getInstance();
siang.set(Calendar.HOUR_OF_DAY, 8);
siang.set(Calendar.MINUTE, 55);
Calendar malam = Calendar.getInstance();
malam.set(Calendar.HOUR_OF_DAY, 8);
malam.set(Calendar.MINUTE, 59);
// EditText text = (EditText) findViewById(R.id.time);
// int i = Integer.parseInt(text.getText().toString());
Intent intent = new Intent(getApplicationContext(), MyBroadcastReceiver.class);
PendingIntent pi = PendingIntent.getBroadcast(getApplicationContext(), 0, intent, PendingIntent.FLAG_UPDATE_CURRENT);
AlarmManager alarmManager = (AlarmManager) getSystemService(ALARM_SERVICE);
alarmManager.setRepeating(AlarmManager.RTC_WAKEUP, pagi.getTimeInMillis(), siang.getTimeInMillis(), pi);
}
}
在这里,我附上了唤醒设备的代码,以便在上午8:30准时触发警报,此后每隔20分钟:
private AlarmManager alarmMgr;
private PendingIntent alarmIntent;
...
alarmMgr = (AlarmManager)context.getSystemService(Context.ALARM_SERVICE);
Intent intent = new Intent(context, AlarmReceiver.class);
alarmIntent = PendingIntent.getBroadcast(context, 0, intent, 0);
// Set the alarm to start at 8:30 a.m.
Calendar calendar = Calendar.getInstance();
calendar.setTimeInMillis(System.currentTimeMillis());
calendar.set(Calendar.HOUR_OF_DAY, 8);
calendar.set(Calendar.MINUTE, 30);
// setRepeating() lets you specify a precise custom interval--in this case,
// 20 minutes.
alarmMgr.setRepeating(AlarmManager.RTC_WAKEUP, calendar.getTimeInMillis(),
1000 * 60 * 20, alarmIntent);
我希望您能理解我能说什么,只需将您的第一次设置为calander,然后使用for loop手动给定间隔,例如:
这里的时间列表是触发报警的第二个、第三个etc时间间隔最小值
for(int i=0;i<timelist.size();i++){
alarmMgr.setRepeating(AlarmManager.RTC_WAKEUP, calendar.getTimeInMillis(),
timelist[i], alarmIntent);
}
for(int i=0;i此处我附加了唤醒设备的代码,以便在上午8:30准时触发警报,此后每隔20分钟:
private AlarmManager alarmMgr;
private PendingIntent alarmIntent;
...
alarmMgr = (AlarmManager)context.getSystemService(Context.ALARM_SERVICE);
Intent intent = new Intent(context, AlarmReceiver.class);
alarmIntent = PendingIntent.getBroadcast(context, 0, intent, 0);
// Set the alarm to start at 8:30 a.m.
Calendar calendar = Calendar.getInstance();
calendar.setTimeInMillis(System.currentTimeMillis());
calendar.set(Calendar.HOUR_OF_DAY, 8);
calendar.set(Calendar.MINUTE, 30);
// setRepeating() lets you specify a precise custom interval--in this case,
// 20 minutes.
alarmMgr.setRepeating(AlarmManager.RTC_WAKEUP, calendar.getTimeInMillis(),
1000 * 60 * 20, alarmIntent);
我希望您能理解我能说什么,只需将您的第一次设置为calander,然后使用for loop手动给定间隔,例如:
这里的时间列表是触发报警的第二个、第三个etc时间间隔最小值
for(int i=0;i<timelist.size();i++){
alarmMgr.setRepeating(AlarmManager.RTC_WAKEUP, calendar.getTimeInMillis(),
timelist[i], alarmIntent);
}
对于(int i=0;i您应该创建3个报警:
alarmManager.setRepeating(AlarmManager.RTC_WAKEUP, pagi.getTimeInMillis(), AlarmManager.INTERVAL_DAY, pi);
alarmManager.setRepeating(AlarmManager.RTC_WAKEUP, siang.getTimeInMillis(), AlarmManager.INTERVAL_DAY, pi);
alarmManager.setRepeating(AlarmManager.RTC_WAKEUP, malam.getTimeInMillis(), AlarmManager.INTERVAL_DAY, pi);
您应该创建3个报警:
alarmManager.setRepeating(AlarmManager.RTC_WAKEUP, pagi.getTimeInMillis(), AlarmManager.INTERVAL_DAY, pi);
alarmManager.setRepeating(AlarmManager.RTC_WAKEUP, siang.getTimeInMillis(), AlarmManager.INTERVAL_DAY, pi);
alarmManager.setRepeating(AlarmManager.RTC_WAKEUP, malam.getTimeInMillis(), AlarmManager.INTERVAL_DAY, pi);
你的代码是如何编译的?我注意到你声明了skr
,但在日历实例中使用了pagi
,编译时pagi
应该会抛出语法错误。upps..我的错误,yups已经修复了你的代码是如何编译的?我注意到你声明了skr
,但在日历实例中使用了pagi
pagi
在编译.upps时应该抛出语法错误。我的错误,yups已经修复了