Question

java自动生成的jdialog怎么点按钮关闭

import java.awt.BorderLayout;
import java.awt.FlowLayout;

import javax.swing.JButton;
import javax.swing.JDialog;
import javax.swing.JPanel;
import javax.swing.border.EmptyBorder;
import java.awt.event.ActionListener;
import java.awt.event.ActionEvent;

public class sd extends JDialog {

private final JPanel contentPanel = new JPanel();

/**
* Launch the application.
*/
public static void main(String[] args) {
try {
sd dialog = new sd();
dialog.setDefaultCloseOperation(JDialog.DISPOSE_ON_CLOSE);
dialog.setVisible(true);
} catch (Exception e) {
e.printStackTrace();
}
}

/**
* Create the dialog.
*/
public sd() {
setBounds(100, 100, 450, 300);
getContentPane().setLayout(new BorderLayout());
contentPanel.setLayout(new FlowLayout());
contentPanel.setBorder(new EmptyBorder(5, 5, 5, 5));
getContentPane().add(contentPanel, BorderLayout.CENTER);
{
JPanel buttonPane = new JPanel();
buttonPane.setLayout(new FlowLayout(FlowLayout.RIGHT));
getContentPane().add(buttonPane, BorderLayout.SOUTH);
{
JButton okButton = new JButton("OK");
okButton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {

}
});
okButton.setActionCommand("OK");
buttonPane.add(okButton);
getRootPane().setDefaultButton(okButton);
}
{
JButton cancelButton = new JButton("Cancel");
cancelButton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {

}
});
cancelButton.setActionCommand("Cancel");
buttonPane.add(cancelButton);
}
}
}

}

Answer 1

增加一个close按钮：
button = new JButton("Close");
button.addActionListener(this);
add(button);
pack();
setVisible(true);

追问

也许在您看来很简单，但我希望您可以用点心，回答的有点质量，谢谢

追答

你要怎么样

追问

我都给出我的了，我的窗口里有按钮，还增加什么呢？

追答

增加actionlistener

追问

里面已经有了，但我的问题是，点了以后，用什么代码可以关闭dialog，就麻烦您，看下，运行下好吗？

Answer 2

增加一个close按钮：
button = new JButton("Close");
button.addActionListener(this);
add(button);
pack();
setVisible(true);

Answer 3

给关闭按钮addActionListener(new ActionListener(){
public void actionPerform(ActionEvent e){
jdialog.setVisable(false);

}

});