javax.swing.plaf.basic: class: BasicMenuBarUI.Handler

javax.swing.plaf.basic
class: BasicMenuBarUI.Handler [javadoc | source]

java.lang.Object
   javax.swing.plaf.basic.BasicMenuBarUI$Handler

All Implemented Interfaces:
ContainerListener, ChangeListener

Method from javax.swing.plaf.basic.BasicMenuBarUI$Handler Summary:
componentAdded, componentRemoved, stateChanged

Methods from java.lang.Object:
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method from javax.swing.plaf.basic.BasicMenuBarUI$Handler Detail:
public void componentAdded(ContainerEvent e) { Component c = e.getChild(); if (c instanceof JMenu) ((JMenu)c).getModel().addChangeListener(changeListener); }
public void componentRemoved(ContainerEvent e) { Component c = e.getChild(); if (c instanceof JMenu) ((JMenu)c).getModel().removeChangeListener(changeListener); }
public void stateChanged(ChangeEvent e) { int i,c; for(i=0,c = menuBar.getMenuCount() ; i < c ; i++) { JMenu menu = menuBar.getMenu(i); if(menu !=null && menu.isSelected()) { menuBar.getSelectionModel().setSelectedIndex(i); break; } } }

Method from javax.swing.plaf.basic.BasicMenuBarUI$Handler Detail:

 public  void componentAdded(ContainerEvent e) {
            Component c = e.getChild();
            if (c instanceof JMenu)
                ((JMenu)c).getModel().addChangeListener(changeListener);
}

 public  void componentRemoved(ContainerEvent e) {
            Component c = e.getChild();
            if (c instanceof JMenu)
                ((JMenu)c).getModel().removeChangeListener(changeListener);
}

 public  void stateChanged(ChangeEvent e) {
            int i,c;
            for(i=0,c = menuBar.getMenuCount() ; i <  c ; i++) {
                JMenu menu = menuBar.getMenu(i);
                if(menu !=null && menu.isSelected()) {
                    menuBar.getSelectionModel().setSelectedIndex(i);
                    break;
                }
            }
}