import java.awt.*;
public class flow extends Frame{
public static void main(String[] args) {
flow rh =new flow();
rh.add(new flowlayoutpanel());
rh.setSize(200,200);
rh.setVisible(true);
}
}
class flowlayoutpanel extends Panel{
public void flowlayout(){
setLayout(new FlowLayout());
add(new Button("大"));
add(new Button("小"));
add(new Button("多"));
add(new Button("少")); }
}
public class flow extends Frame{
public static void main(String[] args) {
flow rh =new flow();
rh.add(new flowlayoutpanel());
rh.setSize(200,200);
rh.setVisible(true);
}
}
class flowlayoutpanel extends Panel{
public void flowlayout(){
setLayout(new FlowLayout());
add(new Button("大"));
add(new Button("小"));
add(new Button("多"));
add(new Button("少")); }
}
/////////////////////////////////////
rh.getContentPane().add(new flowlayoutpanel());
///////////////////////////////////////
rh.setSize(200,200);
rh.setVisible(true);
}
应该可以了吧,我也没轼
正确代码如下:你和你的代码比较下;
import java.awt.*;
public class flow extends Frame{
public static void main(String[] args) {
flow rh =new flow ();
rh.add(new flowlayoutpanel());
rh.setSize(200,200);
rh.setVisible(true);
}
}
class flowlayoutpanel extends Panel{
public flowlayoutpanel()
{
setLayout(new FlowLayout());
add(new Button("大"));
add(new Button("小"));
add(new Button("多"));
add(new Button("少"));
setSize(200,200);
setVisible(true);
}
}