Java 触发JPOpupMenus的JPopupMenuItem获取组件
我有一个JRadioButton并为其设置了一个ComponentPopupMenuJava 触发JPOpupMenus的JPopupMenuItem获取组件,java,swing,right-click,jcomponent,jpopupmenu,Java,Swing,Right Click,Jcomponent,Jpopupmenu,我有一个JRadioButton并为其设置了一个ComponentPopupMenu JRadioButton rdbtnTest = new JRadioButton(); rdbtnTest.setComponentPopupMenu(popupMenu); 弹出菜单是一个jpopmpmenu,带有一个jpopmpmenuItem。JPopupMenuItem有一个MouseListener,因此,只要单击鼠标,就会打开一个网页 JPopupMenu popupMenu = new JPo
JRadioButton rdbtnTest = new JRadioButton();
rdbtnTest.setComponentPopupMenu(popupMenu);
弹出菜单是一个jpopmpmenu
,带有一个jpopmpmenuItem
。JPopupMenuItem
有一个MouseListener
,因此,只要单击鼠标,就会打开一个网页
JPopupMenu popupMenu = new JPopupMenu("GO");
PopupMenuListener popupMenuListener = new MyPopupMenuListener();
popupMenu.addPopupMenuListener(popupMenuListener);
MenuItem openMenuItem = new JMenuItem("Open Webpage");
openMenuItem.addMouseListener(new MouseListener() {
@Override
public void mousePressed(MouseEvent arg0) {
Component comp = arg0.getComponent(); // will only return the JPopupMenuItem
// Determine the right-clicked radio button and open webpage
}
popupMenu.add(openMenuItem);
我的问题是:如果我有另一个
JRadioButton rdbtnTest2
具有相同的弹出菜单,我可以确定这两个单选按钮中的哪一个触发了jpopmenu吗?打开网页时,我需要根据右键单击的单选按钮传递一个特定参数 当你在鼠标中显示弹出菜单时,只需获取事件源并将其存储在某个地方(调用菜单的radiobutton)。在代码中,只需检查弹出调用程序。+1以了解如何使用setComponentPopupMenu()
。