How to start listening to the android application

For example, I click on the QQ this application, I want to listen to a user clicks on this program, or listening to an unknown user starts the program. Please advise!

<-! Baidu Button BEGIN -> more Share to: <-! Baidu Button END ->

<-! Main posts under Banner (D4) -><-! Posts under the main text (D5) ->
Reply:
You can see the source code under activitymanager
Reply:
I do this only in the APP layer, it seems useless ActivityManager
Reply:
Click to listen to decompile apk package name to see manifest. xml you can know his name
starter packThen I remember a task manager Lie can find this package names referenced to explain the program started
Reply:
Did not know it?
Reply:
Online, ah! ! ! !
Reply:
Like application launcher system will send a broadcast to
Reply:
Fiddle about activitymanager, you can get the most current at the top of the window appinfo, then you can get all the things about this app
Reply:
If you are listening specific program, as long as the current stack to determine the first activity of the package name is not to listen to that program. . . The program locks the market is doing
Reply:

 

/ ** 
* Is used to determine whether the service is running. 
* @ Param context 
* @ Param className name service of judgment: the package name + class name 
* @ Return true running, false is not running 
* / 

public boolean isServiceRunning (Context context, String className) {

boolean isRunning = false; 

ActivityManager activityManager = 

(ActivityManager) context.getSystemService (ACTIVITY_SERVICE); 

List  serviceList 

= ActivityManager.getRunningServices (Integer.MAX_VALUE); 

if (! (serviceList.size ()> 0)) {

return false; 

} 

for (int i = 0; i 
if (serviceList.get (i). service.getClassName (). equals (className) == true) {

isRunning = true; 

break; 

} 

} 

Log.i (TAG, "service is running ==?" + IsRunning); 

return isRunning; 

} 

Reply:
Find detailed code
Reply:

The reply was deleted at the moderator 2012-08-02 10:41:29

Reply:
Landlord this problem solved?
Reply:
With demand! ! lywhlao@qq.com
Reply:
I also find the answer to this question. Who knows, solution.
Reply:
Landlord. . I also want you to ask for advice in this issue. . Expedited ah. . . .
Reply:
I also want to know the landlord to solve this problem no ah. Do not want to write directly to the background server unlimited run. Battery too much.