java popup_如何在Java中创建PopUp窗口

同样的答案：

JOptionpane与一个例子:)

package experiments;

import javax.swing.JButton;

import javax.swing.JFrame;

import javax.swing.JOptionPane;

public class CreateDialogFromOptionPane {

public static void main(final String[] args) {

final JFrame parent = new JFrame();

JButton button = new JButton();

button.setText("Click me to show dialog!");

parent.add(button);

parent.pack();

parent.setVisible(true);

button.addActionListener(new java.awt.event.ActionListener() {

@Override

public void actionPerformed(java.awt.event.ActionEvent evt) {

String name = JOptionPane.showInputDialog(parent,

"What is your name?", null);

}

});

}

}