日期:2014-05-20  浏览次数:20670 次

参数的传递
class Panel1 extends Panel{
int i;
SearchImage si = new SearchImage();
final Image image=Toolkit.getDefaultToolkit().createImage(si.ll.get(i).getAbsolutePath());
Panel1(){}
Panel1(int i){this.i = i;}
public void paint(Graphics g){
System.out.println(i);

g.drawImage(image,0,0,image.getWidth(null),image.getHeight(null),null);
   
}
   


}

class ListMoniter extends MouseAdapter{
Panel p2;
int i;
ListMoniter(Panel1 p2){this.p2=p2;}
public void mouseClicked(MouseEvent e){
i=((List)e.getSource()).getSelectedIndex();
new Panel1(i);
p2.repaint();
System.out.println(i);

}
}
为什么下面的i传不到是面去;

------解决方案--------------------
应该是可以的
报什么错?
------解决方案--------------------
整理下先.
[code=Java]
class Panel1 extends Panel{
int i;
SearchImage si = new SearchImage();
final Image image=Toolkit.getDefaultToolkit().createImage(si.ll.get(i).getAbsolutePath());
Panel1(){}
Panel1(int i){this.i = i;}
public void paint(Graphics g){
System.out.println(i);

g.drawImage(image,0,0,image.getWidth(null),image.getHeight(null),null);

}



}

class ListMoniter extends MouseAdapter{
Panel p2;
int i;
ListMoniter(Panel1 p2){this.p2=p2;}
public void mouseClicked(MouseEvent e){
i=((List)e.getSource()).getSelectedIndex();
new Panel1(i);
p2.repaint();
System.out.println(i);

}
}

[/code]