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Diffstat (limited to 'libjava/javax/swing/Popup.java')
| -rw-r--r-- | libjava/javax/swing/Popup.java | 189 |
1 files changed, 0 insertions, 189 deletions
diff --git a/libjava/javax/swing/Popup.java b/libjava/javax/swing/Popup.java deleted file mode 100644 index 69e1f51..0000000 --- a/libjava/javax/swing/Popup.java +++ /dev/null @@ -1,189 +0,0 @@ -/* Popup.java -- - Copyright (C) 2003 Free Software Foundation, Inc. - -This file is part of GNU Classpath. - -GNU Classpath 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 2, or (at your option) -any later version. - -GNU Classpath 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 GNU Classpath; see the file COPYING. If not, write to the -Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA -02110-1301 USA. - -Linking this library statically or dynamically with other modules is -making a combined work based on this library. Thus, the terms and -conditions of the GNU General Public License cover the whole -combination. - -As a special exception, the copyright holders of this library give you -permission to link this library with independent modules to produce an -executable, regardless of the license terms of these independent -modules, and to copy and distribute the resulting executable under -terms of your choice, provided that you also meet, for each linked -independent module, the terms and conditions of the license of that -module. An independent module is a module which is not derived from -or based on this library. If you modify this library, you may extend -this exception to your version of the library, but you are not -obligated to do so. If you do not wish to do so, delete this -exception statement from your version. */ - - -package javax.swing; - -import java.awt.Component; - - -/** - * Manages a popup window that displays a Component on top of - * everything else. - * - * <p>To obtain an instance of <code>Popup</code>, use the - * {@link javax.swing.PopupFactory}. - * - * @since 1.4 - * - * @author Sascha Brawer (brawer@dandelis.ch) - */ -public class Popup -{ - /** - * Constructs a new <code>Popup</code> given its owner, - * contents and the screen position where the popup - * will appear. - * - * @param owner the Component to which <code>x</code> and - * <code>y</code> are relative, or <code>null</code> for - * placing the popup relative to the origin of the screen. - * - * @param contents the contents that will be displayed inside - * the <code>Popup</code>. - * - * @param x the horizontal position where the Popup will appear. - * - * @param y the vertical position where the Popup will appear. - * - * @throws IllegalArgumentException if <code>contents</code> - * is <code>null</code>. - */ - protected Popup(Component owner, Component contents, - int x, int y) - { - if (contents == null) - throw new IllegalArgumentException(); - - // The real stuff happens in the implementation of subclasses, - // for instance JWindowPopup. - } - - - /** - * Constructs a new <code>Popup</code>. - */ - protected Popup() - { - } - - - /** - * Displays the <code>Popup</code> on the screen. Nothing happens - * if it is currently shown. - */ - public void show() - { - // Implemented by subclasses, for instance JWindowPopup. - } - - - /** - * Removes the <code>Popup</code> from the screen. Nothing happens - * if it is currently hidden. - */ - public void hide() - { - // Implemented by subclasses, for instance JWindowPopup. - } - - - /** - * A <code>Popup</code> that uses a <code>JWindow</code> for - * displaying its contents. - * - * @see PopupFactory#getPopup - * - * @author Sascha Brawer (brawer@dandelis.ch) - */ - static class JWindowPopup - extends Popup - { - /** - * The <code>JWindow</code> used for displaying the contents - * of the popup. - */ - JWindow window; - - - /** - * Constructs a new <code>JWindowPopup</code> given its owner, - * contents and the screen position where the popup - * will appear. - * - * @param owner the Component to which <code>x</code> and - * <code>y</code> are relative, or <code>null</code> for - * placing the popup relative to the origin of the screen. - * - * @param contents the contents that will be displayed inside - * the <code>Popup</code>. - * - * @param x the horizontal position where the Popup will appear. - * - * @param y the vertical position where the Popup will appear. - * - * @throws IllegalArgumentException if <code>contents</code> - * is <code>null</code>. - */ - public JWindowPopup(Component owner, Component contents, - int x, int y) - { - /* Checks whether contents is null. */ - super(owner, contents, x, y); - - window = new JWindow(); - window.getRootPane().add(contents); - window.setLocation(x, y); - window.pack(); - } - - - /** - * Displays the popup's <code>JWindow</code> on the screen. - * Nothing happens if it is already visible. - */ - public void show() - { - window.show(); - } - - - /** - * Removes the popup's <code>JWindow</code> from the - * screen. Nothing happens if it is currently not visible. - */ - public void hide() - { - /* Calling dispose() instead of hide() will conserve native - * system resources, for example memory in an X11 server. - * They will automatically be re-allocated by a call to - * show(). - */ - window.dispose(); - } - } -} |