Here you can find the source of showPopupPanel(Component activationComponent, JPopupMenu popup)
| Parameter | Description |
|---|---|
| activationComponent | a parameter |
| popup | a parameter |
public static void showPopupPanel(Component activationComponent, JPopupMenu popup)
//package com.java2s; /************************************************************************* //w ww .j ava2 s .c o m Copyright (C) 2009 Grandite This file is part of Open ModelSphere. Open ModelSphere is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA or see http://www.gnu.org/licenses/. You can redistribute and/or modify this particular file even under the terms of the GNU Lesser General Public License (LGPL) as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. You should have received a copy of the GNU Lesser General Public License (LGPL) along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA or see http://www.gnu.org/licenses/. You can reach Grandite at: 20-1220 Lebourgneuf Blvd. Quebec, QC Canada G2K 2G4 or open-modelsphere@grandite.com **********************************************************************/ import java.awt.*; import javax.swing.*; public class Main { /** * Show the panel popup component at a proper location. This method is used by the set of action * components using a popup menu as container and by some graphic tools. * * This method check for horizontal bondaries to ensure that the popup will become entirely * visible. * * @param activationComponent * @param popup */ public static void showPopupPanel(Component activationComponent, JPopupMenu popup) { if (popup == null || activationComponent == null) return; Dimension dim = popup.getPreferredSize(); Dimension screen = Toolkit.getDefaultToolkit().getScreenSize(); Point loc = activationComponent.getLocationOnScreen(); int x = 0; if (loc.x + dim.width > screen.width) { x = activationComponent.getWidth() - dim.width; // transfert to the // anchor to south // east } popup.show(activationComponent, x, 0); } }