broadcastreceiver

问题 I'm using Android Studio 1.3, I have an IntentService setup that gathers some data and sends it out via a LocalBroadcastManager as so: IntentService public class cService extends IntentService { public cService(){ super("cService"); } @Override protected void onHandleIntent(Intent intent) { SoapPrimitive response = (SoapPrimitive)envelope.getResponse(); Intent broadcastIntent = new Intent("action.getTestData"); broadcastIntent.putExtra("data", response.toString()); LocalBroadcastManager

问题 Hi i'm looking to kill an activity in my application when the usb is disconnected i have a broadcast receiver and all set up and working fine public class USBOff extends BroadcastReceiver { @Override public void onReceive(Context context, Intent intent) { Intent intent1 = new Intent(context, SdcardOff.class); startActivity(intent1); finish(); } } This code however tells me that the finish method and startActivity methods need to be created? why is this not working thank you for any help with

问题 I am trying to understand when device is connected to internet. but I get this error : 03-12 20:35:06.801: E/BroadcastReceiver(28892): BroadcastReceiver trying to return result during a non-ordered broadcast My BroadcastReceiver : public class ConnectivityChangeReceiver extends BroadcastReceiver { @Override public void onReceive(Context context, Intent intent) { // Explicitly specify that which service class will handle the intent. ComponentName comp = new ComponentName(context.getPackageName

问题 @Override public void onReceive(Context context, Intent intent) { // TODO Auto-generated method stub Toast.makeText(context, "Package Received", Toast.LENGTH_SHORT).show(); Log.d("Package Installing", "Package Installing"); String action=intent.getAction(); if(action.equals(intent.ACTION_PACKAGE_INSTALL)) { Toast.makeText(context, "Package Added", Toast.LENGTH_SHORT).show(); Log.d("Package INstalling", "Package Installed"); } } //My Manifest File: <receiver android:name="com.example

问题 I would like to intercept an intent with a BroadcastReceiver, in the youtube app, when a video starts to play - I managed to read this from the logs: Starting: Intent { cmp=com.google.android.youtube/.WatchActivity (has extras) } from pid 18710 I tried to add this to the manifest: <intent-filter> <component android:name="com.google.android.youtube/.WatchActivity"/> </intent-filter> But this didn't work. What do you think? 回答1: If you want to let your app respond to specifically formed HTTP

问题 I'm trying to learn to use Android BroadcasReceiver. I wrote this code but It doesn't work... I tryed for example to change the Time etc... What is it wrong? I added in the Manifest: <receiver android:name="com.example.broadcastreceiverspike.Broadcast" > <intent-filter android:priority="100"> <action android:name="android.intent.action.ACTION_SCREEN_ON" /> <action android:name="android.intent.action.ACTION_SCREEN_OFF" /> <action android:name="android.intent.action.TIME_SET" /> </intent-filter

问题 I am developing an application to monitor the network after every minute. i am using a BroadcastReceiver for this. I want to execute the BroadcastReceiver after every minute. How can I do it? can i use Thread.sleep() in BroadcastReceiver? Is it okay to continuously keep running BroadcastReceiver in android? 回答1: BroadcastReceievers are designed to run only when some broadcast is received (System broadcast or user defined broadcast). In case you want to run some code every minute, you can

问题 I am new using Service in Android and I am quite confused. I have and Activity and I want to check for all the time that the network connection is up (wifi or 3g). I implemented a simple Service and a BroadcastReveiver . here the code of the Service public class NetworkCheck extends IntentService { private final String CONNECTION = "connection"; public NetworkCheck(String name) { super(name); } @Override protected void onHandleIntent(Intent workIntent) { ConnectivityManager conMgr =

问题 I have a LocalBroadcastReceiver and I am unregistering it in my ondestroy() . Now i read about ondestroy() mentioned in these two SO answers is-ondestroy-not-always-called and why-implement-ondestroy-if-it-is-not-guaranteed-to-be-called and as well as in Androi Docs that onDestroy will be called if you explicitly call finish(); But why in my case I am not calling finish() but still ondestroy() is getting called everytime in all of my Android devices. Also according to you guys where are the

问题 I am trying to create a program that will display a notification to the user if a Blue tooth device suddenly comes out of range from my Android device. I currently have the following code but no notification is displayed. I was wondering if it was possible I shouldn't use ACTION_ACL_DISCONNECTED because I believe the bluetooth stack would be expecting packets that state a disconnect is requested. My requirements state that the bluetooth device will disconnect without warning. Thank you for