目前,我正在尝试开发一个Android应用程序。应用从GPS
第一(直通onLocationUpdates(GPS_PROVIDER, 0, 0 , Listener)
读取位置数据,如果GPS
无法检索我的情况下,5秒)在特定的时间数据(时,又问到Network provider
(直通onLocationUpdates(NETWORK_PROVIDER,0,0, Listener)
)。如何在Android多线程程序中停止looper.loop()?
在我的节目我已经处理。如下这个任务
mWorker = new WorkerThread();
mWorker.start(); // Thread creation and Calling run() Method
class WorkerThread extends Thread{
public void run() {
try {
if(isGPSEnabled){
//Call GPS_PROVIDER for Location updates,
//Will get location value in Location Change Listener
requestLocationUpdates(GPS_PROVIDER,0,0,Listener);
Log.d(TAG,"GPS Listener is registered and thread is going for Sleep");
Thread.sleep(THREAD_SLEEP_TIME);
}else if (isNetworkEnbles){
// if GPS_PROVIDER is not available, will call to NETWORK_PROVIDER
// Will get location value to OnLocationChangeListener
requestLocationUpdates(NETWORK_PROVIDER,0,0,listener);
Log.d(TAG,"NETWORK Listener is registered and thread is going for Sleep");
Thread.sleep(THREAD_SLEEP_TIME);
}
} catch (InterruptedException e){
// Thread is interrupted on OnLocationChange Listener
// Thread has been Interrupted, It means.. data is available thru Listener.
}
// Thread had sleep for THREAD_SLEEP_TIME , but Still data is not available
If (GPS or Network data isnt available thru GPS listener or Network Listener) {
// Do try for one more time.
}
}
现在我OnLocationChanged监听器的代码如下:
public void onLocationChanged(Location location) {
// Listener got location
// First Intrupt the sleeping Thread
mWorker.interrupt();
if (loc != null)
{
//get Location
}
}
现在我的问题是,当我运行这段代码时,Worker Thread从不会调用OnLocationChanged
Listener。
我在工作线程中插入looper.Loop()
,调用了OnLocationChanged
。但它连续运行,并且不会停止。我应该如何停止looper.loop()
?
是否有任何其他方式通过,我可以管理我的上述任务,除了workerThread.
如果你需要进一步澄清,只是让我知道。
你为什么要在单独的线程中运行这个? – getekha 2011-01-26 15:03:44