Completely quit all acticity.

Sometimes click the fallback button to exit the application, there will be some activity can not completely quit the situation, then you can use the previous method:

In the OnCreate () method of the activity that needs to be exited, add

1 exitapplication.getinstance (). addactivity (this);

And then in the method that listens to the fallback key

BooleanStata//true to exit, false to not exit@Override Public BooleanOnKeyUp (intKeyCode, KeyEvent event) {         if(KeyCode = =keyevent.keycode_back)            {//I use a custom window here, if you use the default, please own Baidu. Customdialog.builder Builder=NewCustomdialog.builder ( This); Builder.settitle ("Whether to exit"); Builder.setpositivebutton ("Yes",NewDialoginterface.onclicklistener () {@Override Public voidOnClick (Dialoginterface Dialog,intwhich) { exitapplication.getinstance (). exit ();//focus on this sentence Stata=true;            }            }); Builder.setnegativebutton ("No",NewAndroid.content.DialogInterface.OnClickListener () {@Override Public voidOnClick (Dialoginterface Dialog,intwhich)                    {Dialog.cancel (); Stata=false;            }            });        Builder.create (). Show (); }        returnStata; }

Completely quit all acticity.