Java Utililty Methods JPopupMenu

List of utility methods to do JPopupMenu

  1. HOME
  2. Java
  3. J
  4. JPopupMenu

Description

The list of methods to do JPopupMenu are organized into topic(s).

Method

JMenuItemaddMenuItem(JPopupMenu menu, Action action)
add Menu Item 
JMenuItem item = menu.add(action);
configureMenuItem(item, action);
return item;
voidaddMenuItems(JPopupMenu menu, JComponent... items)
add Menu Items 
for (JComponent item : items) {
    if (item == null) {
        menu.addSeparator();
    } else {
        menu.add(item);
KeyStrokeaddOption(JPopupMenu popupMenu, String text, String key, ActionListener actionListener)
add Option 
JMenuItem option = new JMenuItem(text);
KeyStroke keyStroke = KeyStroke.getKeyStroke(key);
option.setAccelerator(keyStroke);
option.addActionListener(actionListener);
popupMenu.add(option);
return keyStroke;
voidaddPopup(Component component, final JPopupMenu popup)
add Popup 
component.addMouseListener(new MouseAdapter() {
    public void mousePressed(MouseEvent e) {
        if (e.isPopupTrigger()) {
            showMenu(e);
    public void mouseReleased(MouseEvent e) {
        if (e.isPopupTrigger()) {
...
voidaddPopup(Component component, final JPopupMenu popup)
Add the specified pop-up menu the specified component. 
component.addMouseListener(new MouseAdapter() {
    public void mousePressed(MouseEvent e) {
        if (e.isPopupTrigger())
            showMenu(e);
    public void mouseReleased(MouseEvent e) {
        if (e.isPopupTrigger())
            showMenu(e);
...
voidaddPopup(final Component c, final JPopupMenu m)
add Popup 
c.addMouseListener(new MouseAdapter() {
    public void mousePressed(MouseEvent e) {
        if (e.isPopupTrigger())
            m.show(c, e.getX(), e.getY());
});
voidaddSeparatorIfNecessary(JPopupMenu popup)
Adds a separator to the popup menu if there are menu items on it already. 
int count = popup.getComponentCount();
if (count > 0 && !(popup.getComponent(count - 1) instanceof JSeparator)) {
    popup.addSeparator();
voidaddSeparatorIfNecessary(JPopupMenu popup)
add Separator If Necessary 
int count = popup.getComponentCount();
if ((count > 0) && (!(popup.getComponent(count - 1) instanceof JSeparator)))
    popup.addSeparator();
booleanaddSeparatorIfNeeded(JPopupMenu popupMenu)
Appends a separator to the end of the menu if it exists at least one non separator menu component immediately before and if there isn't, already, a separator at the end of the menu. 
final int menuComponentCount = popupMenu.getComponentCount();
if (menuComponentCount == 0) {
    return false;
final Component lastMenuComponent = popupMenu.getComponent(menuComponentCount - 1);
if (isPopupMenuSeparator(lastMenuComponent)) {
    return false;
popupMenu.addSeparator();
return true;
voidapplyDefaultProperties(final JPopupMenu comp)
Sets default background and foreground color as well as a default font for the specified component. 
if (comp == null) {
    return;
applyProperties(comp, "PopupMenu.background", 
        "PopupMenu.foreground", 
        "PopupMenu.font");