Android Double click to exit

@Overridepublic boolean onKeyDown (int keycode, keyevent event) {if (keycode = = Keyevent.keycode_back) {if (!exitby2click ( Homeactivity.this) {return false;}//Call the double Exit Function}return Super.onkeydown (keycode, event);} Private Long Time;private Boolean Exitby2click (Final context context) {if (System.currenttimemillis ()-time>2000) {// Greater than 2 seconds toast.maketext (context, "Click Exit App Again", Toast.length_short). Show (); time = System.currenttimemillis (); Handler Handler = new Handler () handler.postdelayed (new Runnable () {@Overridepublic void run () {time = 0;}}, +); return false;} else{//in two seconds. Exit app return true;}}

Looks like there's no bug.

Android Double click to exit