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我正在写一个应用程序,当电池达到一定水平时,wifi会自动关闭完成,我的应用程序在屏幕开启时工作正常,但屏幕锁定时它没有做任何事情。Android执行功能,同时锁定屏幕
我的应用就像开始活动一样,用户点击按钮启动服务,服务会注册broadcastreceiveer以获取当前的电池电量,braodcastreceiver会查看电池电量是否达到极限并决定关闭完成WiFi或不
我尝试使用isScreenOn()找到屏幕是否开启或关闭,但是这也不能工作
这里是我的代码
public class BatteryMonitor extends Service {
/*declear variables*/
private BroadcastReceiver batteryReceiver = new BroadcastReceiver(){
@Override
public void onReceive(Context context, Intent intent){
/* get battery level*/
//Check is screen is on or not
boolean isScreenOn = powermanager.isScreenOn();
//set as 90 just for test function//
if(batteryLevel<=90){
if(isScreenOn==true){
if(isCharging == true && wifimanager.isWifiEnabled()){
//not do anything
}else if(isCharging == false && wifimanager.isWifiEnabled()){
wifimanager.setWifiEnabled(false);
}
}else{
if(isCharging == true && wifimanager.isWifiEnabled()){
//not do anything
}else if(isCharging == false && wifimanager.isWifiEnabled()){
wifimanager.setWifiEnabled(false);
}
}
}
}
};
public void onStart(Intent intent, int startId) {
wifimanager = (WifiManager)this.getSystemService(Context.WIFI_SERVICE);
powermanager = (PowerManager) getSystemService(Context.POWER_SERVICE);
registerReceiver(batteryReceiver, new IntentFilter(Intent.ACTION_BATTERY_CHANGED));
};
@Override
public IBinder onBind(Intent i) {
// TODO Auto-generated method stub
return null;
}
}
谢谢,我会进行这项工作。但你有什么样的例子可以帮助我吗?我不知道如何使服务电话从其他类的广播接收器 – 2012-07-13 06:29:43
我更新了我的答案,再次检查,标记接受/ + 1,如果它帮助你 – AAnkit 2012-07-13 06:45:25