/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License, Version 1.0 only
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* (the "License"). You may not use this file except in compliance
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* with the License.
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*
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* You can obtain a copy of the license at legal-notices/CDDLv1_0.txt
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* or http://forgerock.org/license/CDDLv1.0.html.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at legal-notices/CDDLv1_0.txt.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* information:
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* Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*
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*
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* Copyright 2008-2009 Sun Microsystems, Inc.
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* Portions Copyright 2014-2015 ForgeRock AS
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*/
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package org.opends.guitools.controlpanel.ui.components;
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import java.awt.Color;
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import java.awt.Dimension;
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import java.awt.Font;
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import java.awt.Graphics;
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import java.awt.event.ActionEvent;
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import java.awt.event.MouseEvent;
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import javax.swing.BorderFactory;
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import javax.swing.JButton;
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import javax.swing.SwingConstants;
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import javax.swing.SwingUtilities;
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import javax.swing.UIManager;
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import javax.swing.border.Border;
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import javax.swing.border.EmptyBorder;
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import org.forgerock.i18n.LocalizableMessage;
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import org.opends.guitools.controlpanel.datamodel.Action;
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import org.opends.guitools.controlpanel.datamodel.Category;
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import org.opends.guitools.controlpanel.ui.ColorAndFontConstants;
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/**
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* A basic extension of a button that changes its rendering so that the looks
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* are more similar to a row in a list. It is used in the actions on the left
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* of the main Control Center dialog (in actions like 'Manage Entries...',
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* 'Import from LDIF...' etc.
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*/
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public class ActionButton extends JButton
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{
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private static final long serialVersionUID = -1898192406268037714L;
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private static final Border buttonBorder;
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private static final Border focusBorder;
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private final Action action;
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private boolean isBeingPressed;
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private boolean hasMouseOver;
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static
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{
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//Calculate border based on category settings
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Category cat = new Category();
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cat.setName(LocalizableMessage.EMPTY);
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CategoryButton b = new CategoryButton(cat);
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int n = b.getIconTextGap() + b.getIcon().getIconWidth() +
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b.getBorder().getBorderInsets(b).left;
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buttonBorder = new EmptyBorder(5, n, 5, 25);
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Border highlightBorder =
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UIManager.getBorder("List.focusCellHighlightBorder");
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// This is required (see issue
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// https://opends.dev.java.net/issues/show_bug.cgi?id=4400)
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// since in OpenJDK the CompoundBorder class does not handle properly
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// null insets.
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if (highlightBorder != null)
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{
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try
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{
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b.setBorder(BorderFactory.createCompoundBorder(
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highlightBorder, buttonBorder));
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}
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catch (Throwable t)
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{
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highlightBorder = null;
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}
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}
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if (highlightBorder == null)
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{
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highlightBorder =
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new javax.swing.plaf.BorderUIResource.LineBorderUIResource(
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ColorAndFontConstants.pressedForeground, 1);
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}
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focusBorder = BorderFactory.createCompoundBorder(
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highlightBorder, buttonBorder);
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}
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private static final Color defaultBackground =
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ColorAndFontConstants.background;
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private static final Color defaultForeground =
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ColorAndFontConstants.foreground;
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private static final Color mouseOverBackground =
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ColorAndFontConstants.mouseOverBackground;
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private static final Color mouseOverForeground =
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ColorAndFontConstants.mouseOverForeground;
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private static final Color pressedBackground =
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ColorAndFontConstants.pressedBackground;
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private static final Color pressedForeground =
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ColorAndFontConstants.pressedForeground;
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private static final Font actionFont = ColorAndFontConstants.defaultFont;
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/**
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* Creates a button associated with the provided action.
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* @param action the action.
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*/
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public ActionButton(Action action) {
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super();
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this.action = action;
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setText(action.getName().toString());
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setIconTextGap(0);
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setHorizontalTextPosition(SwingConstants.TRAILING);
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setHorizontalAlignment(SwingConstants.LEADING);
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setOpaque(true);
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setBorder(buttonBorder);
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setFont(actionFont);
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setFocusPainted(true);
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setContentAreaFilled(false);
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setToolTipText(action.getName().toString());
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setRolloverEnabled(false);
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Dimension d1 = getPreferredSize();
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setBorder(focusBorder);
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Dimension d2 = getPreferredSize();
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setPreferredSize(new Dimension(Math.max(d1.width,d2.width),
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Math.max(d1.height, d2.height)));
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setBorder(buttonBorder);
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}
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/**
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* Callback when an action has been performed.
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*
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* @param ev
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* the action event
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*/
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public void actionPerformed(ActionEvent ev)
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{
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isBeingPressed = true;
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final boolean[] hadMouseOver = {hasMouseOver};
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hasMouseOver = true;
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repaint();
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SwingUtilities.invokeLater(new Runnable()
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{
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@Override
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public void run()
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{
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isBeingPressed = false;
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hasMouseOver = hadMouseOver[0];
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repaint();
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}
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});
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}
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/**
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* Callback when a mouse button has been pressed.
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*
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* @param e
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* the mouse event
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*/
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public void mousePressed(MouseEvent e)
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{
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isBeingPressed = true;
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}
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/**
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* Callback when a mouse button has been released.
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*
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* @param e
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* the mouse event
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*/
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public void mouseReleased(MouseEvent e)
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{
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isBeingPressed = false;
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}
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/**
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* Callback when mouse exited a component.
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*
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* @param e
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* the mouse event
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*/
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public void mouseExited(MouseEvent e)
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{
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hasMouseOver = false;
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repaint();
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}
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/**
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* Callback when mouse entered a component.
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*
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* @param e
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* the mouse event
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*/
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public void mouseEntered(MouseEvent e)
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{
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hasMouseOver = true;
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repaint();
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}
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/** {@inheritDoc} */
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@Override
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public void updateUI() {
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super.updateUI();
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// some look and feels replace our border, so take it back
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setBorder(buttonBorder);
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}
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/** {@inheritDoc} */
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@Override
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protected void paintComponent(Graphics g) {
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setBorder(hasFocus() ? focusBorder : buttonBorder);
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if (isBeingPressed && hasMouseOver)
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{
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setColors(g, pressedBackground, pressedForeground);
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}
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else if (hasMouseOver)
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{
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setColors(g, mouseOverBackground, mouseOverForeground);
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}
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else {
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setColors(g, defaultBackground, defaultForeground);
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}
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super.paintComponent(g);
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}
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private void setColors(Graphics g, Color backgroundColor, Color foregroundColor)
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{
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setBackground(backgroundColor);
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g.setColor(backgroundColor);
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Dimension size = getSize();
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g.fillRect(0, 0, size.width, size.height);
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setForeground(foregroundColor);
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}
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/**
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* Returns the action associated with this button.
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* @return the action associated with this button.
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*/
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public Action getActionObject() {
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return action;
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}
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}
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