JInternalFrameMoveOverlapping.java 文件源码

@Override
protected void prepareControls() {


    JDesktopPane desktopPane = new JDesktopPane();

    JInternalFrame bottomFrame = new JInternalFrame("bottom frame", false, false, false, false);
    bottomFrame.setSize(220, 220);
    super.propagateAWTControls(bottomFrame);
    desktopPane.add(bottomFrame);
    bottomFrame.setVisible(true);

    JInternalFrame topFrame = new JInternalFrame("top frame", false, false, false, false);
    topFrame.setSize(200, 200);
    topFrame.add(new JButton("LW Button") {

        {
            addMouseListener(new MouseAdapter() {

                @Override
                public void mouseClicked(MouseEvent e) {
                    lwClicked = true;
                }
            });
        }
    });
    desktopPane.add(topFrame);
    topFrame.setVisible(true);

    JFrame frame = new JFrame("Test Window");
    frame.setSize(300, 300);
    frame.setContentPane(desktopPane);
    frame.setVisible(true);

    locTopFrame = topFrame.getLocationOnScreen();
    locTarget = new Point(locTopFrame.x + bottomFrame.getWidth() / 2, locTopFrame.y + bottomFrame.getHeight()/2);
}