Question

java se中 怎么让鼠标点下窗口中的任何地方都能实现拖动窗口标题栏一样的效果 具体代码？求高手指导

Answer 1

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;

public class KillingTwoStonesWithOneBird {
public KillingTwoStonesWithOneBird() {
JFrame f = new JFrame();
MyMouseAdapter adapter = new MyMouseAdapter();
f.addMouseMotionListener(adapter);
f.addMouseListener(adapter);
f.setAlwaysOnTop(true);
f.setSize(500, 400);
f.setLocationRelativeTo(null);
f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
f.setVisible(true);
}

class MyMouseAdapter extends MouseAdapter {
private int offsetX, offsetY;
public void mouseDragged(MouseEvent e) {
// requires JDK 1.6 or above
SwingUtilities.getRoot((Component) e.getSource()).setLocation(e.getXOnScreen() - offsetX, e.getYOnScreen()- offsetY);
}
public void mousePressed(MouseEvent e) {
offsetX = e.getX();
offsetY = e.getY();
}
}

public static void main(String[] args) {
new KillingTwoStonesWithOneBird();
}
}