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我在互聯網連接時自動調用Web服務時創建了一個活動中的一個接收器。OnReceive()方法自動觸發
類似的代碼
//Create receiver for while network will come auto call webservice
private BroadcastReceiver mConnReceiver = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
boolean noConnectivity = intent.getBooleanExtra(ConnectivityManager.EXTRA_NO_CONNECTIVITY, false);
if (!noConnectivity) {
bar.setVisibility(View.VISIBLE);
callAuthorizeWebservice();
} else {
bar.setVisibility(View.INVISIBLE);
Toast.makeText(SplashScreenActivity.this, "Check Your Internet connection", Toast.LENGTH_LONG).show();
}
}
};
@Override
protected void onStop() {
super.onStop();
unregisterReceiver(mConnReceiver);
}
@Override
protected void onStart() {
super.onStart();
this.registerReceiver(this.mConnReceiver,
new IntentFilter(ConnectivityManager.CONNECTIVITY_ACTION));
}
當我打開該活動的onReceive()
是方法稱爲每次。
如何避免第一次調用它(打開該Activity時)?
http://stackoverflow.com/questions/16427812/broadcastreceiver-onreceive-triggered-when-registered – csenga
「如何避免第一次調用它」---你的意思是避免調用它每次除了第一次? – AADProgramming