java - How to write mouse moved event for JButton -

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this question has answer here:

i tried following program test mouse moved method of java mouse adapter class, didn't work. want increase progress bar's value 2 when move mouse on mouse on button. how can fix this?

import javax.swing.*; import java.awt.*; import java.awt.event.*;  class progressdemo extends jframe{     private jprogressbar progress;     private jbutton mousebutton;     static int x = 2;     progressdemo(){         progress = new jprogressbar(jprogressbar.horizontal,0,100);         progress.setbounds(50,100,500,15);         progress.setstringpainted(true);         mousebutton = new jbutton("mouse over");         mousebutton.addmouselistener(new mouseadapter(){             public void mousemoved(mouseevent evt){                 progress.setvalue(x+=2);             }         });           jpanel mousepanel = new jpanel(new flowlayout(flowlayout.center));         mousepanel.setbounds(0,10,600,50);         mousepanel.add(mousebutton);          setsize(600,200);         setlayout(null);         add(mousepanel);         add(progress);         setdefaultcloseoperation(exit_on_close);         setlocationrelativeto(null);     } }  class jprogress{     public static void main(string args[]){         progressdemo p1 = new progressdemo();         p1.setvisible(true);     } }

modify code below. hope helps progress.

mousebutton.addmousemotionlistener(new mousemotionlistener() {       @override      public void mousedragged(mouseevent e) {      }       @override      public void mousemoved(mouseevent e) {          progress.setvalue(x += 2);      } });

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