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The source code/* * Sun Public License Notice * * The contents of this file are subject to the Sun Public License * Version 1.0 (the "License"). You may not use this file except in * compliance with the License. A copy of the License is available at * http://www.sun.com/ * * The Original Code is NetBeans. The Initial Developer of the Original * Code is Sun Microsystems, Inc. Portions Copyright 1997-2003 Sun * Microsystems, Inc. All Rights Reserved. */ package org.openide.awt; import javax.swing.JPopupMenu; import javax.swing.SwingUtilities; import java.awt.Component; import java.awt.Point; /** A subclass of JPopupMenu which ensures that the popup menus do * not stretch off the edges of the screen. * */ public class JPopupMenuPlus extends JPopupMenu { private static final boolean NO_POPUP_PLACEMENT_HACK = Boolean.getBoolean("netbeans.popup.no_hack"); // NOI18N public JPopupMenuPlus() { } /* * Override the show() method to ensure that the popup will be * on the screen. */ public void show(Component invoker, int x, int y) { if (isVisible()) return; // HACK[pnejedly]: Notify all the items in the menu we're going to show JInlineMenu.prepareItemsInContainer(this); // End of HACK if (NO_POPUP_PLACEMENT_HACK) { super.show(invoker, x, y); return; } Point p = new Point(x, y); SwingUtilities.convertPointToScreen (p, invoker); Point newPt = JPopupMenuUtils.getPopupMenuOrigin(this, p); SwingUtilities.convertPointFromScreen (newPt, invoker); super.show(invoker, newPt.x, newPt.y); } } |
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