SplitButton of Jpopupmenu is how to disable when mouse clicked on the jpanel and outside the window?





import java.awt.*;

import java.awt.event.*;

import javax.swing.*;

import javax.swing.plaf.basic.BasicArrowButton;

public class SplitButton1 extends JButton

{

private JButton mainButton, dropDownButton;

private JMenu dropDownMenu;

public SplitButton1()

{

this(" ");

}

public SplitButton1(String text)

{

this(new JButton(text), SwingConstants.SOUTH);

}

public SplitButton1(String text, int orientation)

{

this(new JButton(text), orientation);

}

public SplitButton1(JButton mainButton, int orientation)

{

//super();

this.mainButton = mainButton;

this.dropDownButton = new BasicArrowButton(orientation);

//dropDownButton.addActionListener(this);

this.setBorderPainted(false);

this.dropDownButton.setBorderPainted(false);

this.mainButton.setBorderPainted(false);

this.setPreferredSize(new Dimension(75, 34));

this.setMaximumSize(new Dimension(75, 34));

this.setMinimumSize(new Dimension(200, 34));

this.setLayout(new BorderLayout());

this.setMargin(new Insets(-3, -3,-3,-3));

this.add(mainButton, BorderLayout.CENTER);

this.add(dropDownButton, BorderLayout.EAST);

}

public void setMenu(JMenu menu)

{

this.dropDownMenu = menu;

}

public JButton getMainButton()

{

return mainButton;

}

public JButton getDropDownButton()

{

return dropDownButton;

}

public JMenu getMenu()

{

return dropDownMenu;

}

public static void test()

{

JFrame frame = new JFrame("Simple Split Button Test");

frame.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);

frame.getContentPane().setLayout(new BorderLayout());

JPanel p = new JPanel();

p.setLayout(new BorderLayout());

JToolBar toolBar = new JToolBar("tb");

JButton sbButton = new JButton(new ImageIcon("D:\min.png"));


sbButton.setBackground(Color.BLACK);


sbButton.setContentAreaFilled(false);

SplitButton sb = new SplitButton(sbButton, SwingConstants.SOUTH);

//toolBar.add(new JButton("test button"));

toolBar.add(sb);

//p.add(new JLabel("SplitButton test"), BorderLayout.CENTER);

final JPopupMenu testMenu = new JPopupMenu("test menu");

testMenu.add("file");

testMenu.add("new");

sb.setMenu(testMenu);

testMenu.addSeparator();

frame.getContentPane().add(toolBar, BorderLayout.NORTH);

frame.getContentPane().add(p, BorderLayout.CENTER);

frame.setSize(200, 100);

frame.show();


}

public static void main(String[] args)

{

test();

}

}