我想寫一個button 按下去後圖片會移動
public class MyPanel extends JPanel 裡
public void paintComponent(Graphics g)
{
g.drawImage(back, 0, 0, this);
g.drawImage(abc,x,325,this);
}
public void paint(Graphics g)
{
g.drawImage(back, 0, 0, this);
g.drawImage(abc,x,325,this);
}
back和abc都是Image
Button 的 Handler
class buttonAction implements ActionListener
{
public void actionPerformed(ActionEvent event)
{
Object object = event.getSource();
if (object == button)
button1_ActionPerformed(event);
}
}
void button1_ActionPerformed(java.awt.event.ActionEvent event)
{
button.setText("賽跑中");
button.setEnabled(false);
move();
}
public void move()
{
for (int i=0;i<50;i++)
{
image.setLocation(x+i, y);
image.repaint();
try
{
Thread.sleep(50);
}
catch(Exception ex) {}
}
}
image為Mypanel
作出的結果為Button按下去後,圖片一直沒更新,直到結束最後一個畫面才更新...
若小弟表達的不好這裡有完整程式http://momo26.myweb.hinet.net/RSAJava.rar
謝謝!!
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※ 編輯: mabi 來自: 220.133.96.197 (11/10 19:36)
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