PopupMenuUI (Java 2 Platform SE 5.0) - JDK 5 Documentation v1.5.0, Java 2 SDK 英文文档

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Java^TM 2 Platform
Standard Ed. 5.0

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javax.swing.plaf
Class PopupMenuUI

java.lang.Object
  javax.swing.plaf.ComponentUI
      javax.swing.plaf.PopupMenuUI

Direct Known Subclasses:: BasicPopupMenuUI, MultiPopupMenuUI

public abstract class PopupMenuUI
extends ComponentUI
extends ComponentUI

Pluggable look and feel interface for JPopupMenu.

Constructor Summary

PopupMenuUI()


Method Summary

Popup getPopup(JPopupMenu popup, int x, int y)
          Returns the Popup that will be responsible for displaying the JPopupMenu.

boolean isPopupTrigger(MouseEvent e)


Methods inherited from class javax.swing.plaf.ComponentUI

contains, createUI, getAccessibleChild, getAccessibleChildrenCount, getMaximumSize, getMinimumSize, getPreferredSize, installUI, paint, uninstallUI, update

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Summary
`PopupMenuUI()`

Method Summary
`Popup`	`getPopup(JPopupMenu popup, int x, int y)` Returns the `Popup` that will be responsible for displaying the `JPopupMenu`.
`boolean`	`isPopupTrigger(MouseEvent e)`

Methods inherited from class javax.swing.plaf.ComponentUI
`contains, createUI, getAccessibleChild, getAccessibleChildrenCount, getMaximumSize, getMinimumSize, getPreferredSize, installUI, paint, uninstallUI, update`

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

Constructor Detail

PopupMenuUI

public PopupMenuUI()

Method Detail

isPopupTrigger

public boolean isPopupTrigger(MouseEvent e)

Since:: 1.3

getPopup

public Popup getPopup(JPopupMenu popup,
                      int x,
                      int y)

Returns the Popup that will be responsible for displaying the JPopupMenu.

Parameters:: popup - JPopupMenu requesting Popup; x - Screen x location Popup is to be shown at; y - Screen y location Popup is to be shown at.
Returns:: Popup that will show the JPopupMenu
Since:: 1.4