android class call other activity button

Question

May I ask Quesion:

A.xml have button, but I want use b.class call a.xml button, source code :

 public Button getButton2() {

       Toast.makeText(view.getContext(), test, Toast.LENGTH_LONG).show();
    return button2;
}

But when I running this app, button still didn't have any response, is have any wrong?

Answer 1

You have to put the context of the view to the new class. After that you can use this code, to run it in the UI thread.

((Activity)context).runOnUiThread(new Runnable() {
                 public void run() {
                     // Button stuff here
                 }
             });