BasicComboPopup
, BasicInternalFrameTitlePane.SystemMenuBar
, JCheckBoxMenuItem
, JMenu
, JMenuBar
, JMenuItem
, JPopupMenu
, JRadioButtonMenuItem
, MetalComboBoxUI.MetalComboPopup
public interface MenuElement
MenuSelectionManager
to handle selection and navigation in menu hierarchies.Modifier and Type | Method | Description |
---|---|---|
Component |
getComponent() |
This method should return the java.awt.Component used to paint the receiving element. |
MenuElement[] |
getSubElements() |
This method should return an array containing the sub-elements for the receiving menu element. |
void |
menuSelectionChanged |
Call by the MenuSelectionManager when the MenuElement is added or removed from the menu selection. |
void |
processKeyEvent |
Process a key event. |
void |
processMouseEvent |
Processes a mouse event. |
void processMouseEvent(MouseEvent event, MenuElement[] path, MenuSelectionManager manager)
event
is a MouseEvent
with source being the receiving element's component. path
is the path of the receiving element in the menu hierarchy including the receiving element itself. manager
is the MenuSelectionManager
for the menu hierarchy. This method should process the MouseEvent
and change the menu selection if necessary by using MenuSelectionManager
's API Note: you do not have to forward the event to sub-components. This is done automatically by the MenuSelectionManager
.event
- a MouseEvent
to be processedpath
- the path of the receiving element in the menu hierarchymanager
- the MenuSelectionManager
for the menu hierarchyvoid processKeyEvent(KeyEvent event, MenuElement[] path, MenuSelectionManager manager)
event
- a KeyEvent
to be processedpath
- the path of the receiving element in the menu hierarchymanager
- the MenuSelectionManager
for the menu hierarchyMenuElement[] getSubElements()
MenuElement
sComponent getComponent()
java.awt.Component
used to paint the receiving element. The returned component will be used to convert events and detect if an event is inside a MenuElement
's component.Component
value
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Documentation extracted from Debian's OpenJDK Development Kit package.
Licensed under the GNU General Public License, version 2, with the Classpath Exception.
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https://docs.oracle.com/en/java/javase/21/docs/api/java.desktop/javax/swing/MenuElement.html