[英]click event on tab that is disabled in JTabbedPane
我有5个标签的JTabbedPane。 位置2,3和5的制表符被禁用。 单击此禁用的选项卡时,我想显示一个JDialog。 我尝试添加鼠标侦听器和更改侦听器,但没有任何帮助。 使用鼠标单击方法,我可以使该选项卡被单击,但是无法识别特定的哪个选项卡被单击。 如何在JTabbedPane中禁用的选项卡上获取单击事件?
这是我尝试过的:
import java.awt.BorderLayout;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.lang.reflect.InvocationTargetException;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JTabbedPane;
import javax.swing.SwingUtilities;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
public class Test {
public static void main(String[] args) throws InterruptedException, InvocationTargetException {
SwingUtilities.invokeAndWait(new Runnable() {
@Override
public void run() {
JFrame frame = new JFrame("Test tab pane click");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
JTabbedPane tabbedPane = new JTabbedPane();
JPanel panel1 = new JPanel();
panel1.add(new JLabel("HI1"));
tabbedPane.addTab("Tab 1", panel1);
JPanel panel2 = new JPanel();
panel2.add(new JLabel("HI2"));
tabbedPane.addTab("Tab 2", panel2);
JPanel panel3 = new JPanel();
panel3.add(new JLabel("HI3"));
tabbedPane.addTab("Tab 3", panel3);
JPanel panel4 = new JPanel();
panel4.add(new JLabel("HI4"));
tabbedPane.addTab("Tab 4", panel4);
JPanel panel5 = new JPanel();
panel3.add(new JLabel("HI5"));
tabbedPane.addTab("Tab 5", panel5);
frame.setLayout(new BorderLayout());
frame.add(tabbedPane, BorderLayout.CENTER);
frame.setSize(500, 200);
frame.setVisible(true);
// disable 2nd, 3rd and 5th tab.
tabbedPane.setEnabledAt(1, false);
tabbedPane.setEnabledAt(2, false);
tabbedPane.setEnabledAt(4, false);
tabbedPane.addChangeListener(new ChangeListener() {
@Override
public void stateChanged(ChangeEvent e) {
System.out.println("I'm not called for disabled tabs.");
}
});
tabbedPane.addMouseListener(new MouseAdapter() {
@Override
public void mouseClicked(MouseEvent e) {
System.out.println("I'm called for disabled tabs, but not able to know which tab is clicked.");
}
});
}
});
}
}
With mouse click method I can get that tab is clicked but not able to identify particular which tab is clicked.
您可以使用JTabbedPane
的indexAtLocation(int, int)
方法( MouseEvent
具有getX()
和getY()
),该方法告诉您包含给定位置的选项卡的索引。
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