зеркало из https://github.com/mozilla/gecko-dev.git
116 строки
3.6 KiB
Java
116 строки
3.6 KiB
Java
/* -*- Mode: java; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Mozilla Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is the Grendel mail/news client.
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*
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* The Initial Developer of the Original Code is Netscape Communications
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* Corporation. Portions created by Netscape are
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* Copyright (C) 1997 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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*
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* Contributed by: Jeff Galyan <talisman@anamorphic.com>
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*/
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package grendel.widgets;
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import javax.swing.BorderFactory;
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import javax.swing.JButton;
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import java.awt.Insets;
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import java.awt.event.MouseEvent;
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import java.awt.event.MouseListener;
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/** The ToolBarButton class implements the standard Netscape toolbar button
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* behaviour of painting a flat border normally, and a raised border when
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* the mouse moves over it.
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*
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* @author <a href="mailto:talisman@anamorphic.com">Jeff Galyan</a>
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* @version $Revision: 1.4 $
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*/
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public class ToolBarButton extends JButton implements MouseListener {
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// Constructors
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/** Default constructor.
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*/
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public ToolBarButton() {
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super();
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addMouseListener(this);
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setMargin(new Insets(5,5,5,5));
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}
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/** Creates a button with an icon only.
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* @param icon The Icon object to paint on the button.
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*/
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public ToolBarButton( javax.swing.Icon icon ) {
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super(icon);
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addMouseListener(this);
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}
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/** Creates a button with a text label only.
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* @param text The text for the label.
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*/
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public ToolBarButton( String text ) {
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super(text);
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addMouseListener(this);
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setMargin(new Insets(5,5,5,5));
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}
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/** Creates a button with a text label and an icon.
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* @param text The label text.
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* @param icon The icon.
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*/
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public ToolBarButton( String text, javax.swing.Icon icon ) {
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super(text, icon);
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addMouseListener(this);
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}
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// MouseListener implementation. The only events the button itself cares
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// about are mouseEntered and mouseExited, but we have to provide no-op
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// implementations of the rest to satisfy the implements clause.
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/** Paints a raised border when the mouse passes over the button.
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* @param evt The MouseEvent which triggered this handler.
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*/
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public void mouseEntered(MouseEvent evt) {
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setBorder(BorderFactory.createRaisedBevelBorder());
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setMargin(new Insets(5,5,5,5));
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}
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/** Paints an empty border when the mouse leaves the button area.
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* @param evt The MouseEvent which triggered this handler.
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*/
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public void mouseExited(MouseEvent evt) {
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setBorder(BorderFactory.createEmptyBorder());
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}
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/** Paints a loweredBevelBorder when the mouse is pressed. We have to
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* have this since the default JButton behaviour is to simply make its
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* background color darker.
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*/
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public void mousePressed(MouseEvent evt) {
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setBorder(BorderFactory.createLoweredBevelBorder());
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setMargin(new Insets(5,5,5,5));
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}
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/** Paints the border raised again when the mouse is released.
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*/
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public void mouseReleased(MouseEvent evt) {
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setBorder(BorderFactory.createRaisedBevelBorder());
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setMargin(new Insets(5,5,5,5));
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}
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// No-ops to satisfy the implements clause of this class.
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public void mouseClicked(MouseEvent evt) { }
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}
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