Open other Android app code

ComponentName component =

New ComponentName ("Com.android.settings", "com.android.settings.wifi.WifiSettings");

Intent Intent = new Intent ();

Intent.setcomponent (component);

Context.startactivity (Intent);

To view the package names of other apps, the class name method:

Run the app that needs to be opened directly on the device, and determine the package name of the app based on the information in Logcat.

For example, turn on Wi-Fi settings:

You will see Displayed Com.android.settings/.wifi in Logcat. Wifisettings: +455ms

At this point, you can determine the "Wi-Fi settings" for this app with the "Com.android.settings" class named "Com.android.settings.wifi.WifiSettings"

Finally, the application's package name Class name is set when the Component object is created.