/*
* RapidMiner
*
* Copyright (C) 2001-2008 by Rapid-I and the contributors
*
* Complete list of developers available at our web site:
*
* http://rapid-i.com
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see http://www.gnu.org/licenses/.
*/
package com.rapidminer.gui.look.ui;
import java.awt.Color;
import java.awt.Graphics;
import java.awt.Rectangle;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import javax.swing.AbstractButton;
import javax.swing.ButtonModel;
import javax.swing.JComponent;
import javax.swing.JMenu;
import javax.swing.JMenuBar;
import javax.swing.JMenuItem;
import javax.swing.plaf.ColorUIResource;
import javax.swing.plaf.ComponentUI;
import javax.swing.plaf.basic.BasicMenuUI;
import com.rapidminer.gui.look.Colors;
import com.rapidminer.gui.look.InternalFrameTitlePane;
import com.rapidminer.gui.look.RapidLookTools;
import com.rapidminer.gui.look.painters.CashedPainter;
/**
* The UI for menus.
*
* @author Ingo Mierswa
* @version $Id: MenuUI.java,v 1.3 2008/05/09 19:22:38 ingomierswa Exp $
*/
public class MenuUI extends BasicMenuUI {
private class MenuMouseHandler extends MouseAdapter {
@Override
public void mouseEntered(MouseEvent me) {
boolean res = true;
try {
if (MenuUI.this.menuItem.getParent().getParent() != null) {
if (((JMenu) MenuUI.this.menuItem).getParent().getParent() instanceof InternalFrameTitlePane) {
res = false;
}
}
} catch (Exception exp) {
// do nothing
}
if (res && ((AbstractButton) me.getSource()).isRolloverEnabled()) {
((AbstractButton) me.getSource()).getModel().setRollover(true);
((JComponent) me.getSource()).repaint();
}
}
@Override
public void mouseExited(MouseEvent me) {
boolean res = true;
try {
if (MenuUI.this.menuItem.getParent().getParent() != null) {
if (((JMenu) MenuUI.this.menuItem).getParent().getParent() instanceof InternalFrameTitlePane) {
res = false;
}
}
} catch (Exception exp) {
// do nothing
}
if (res && ((AbstractButton) me.getSource()).isRolloverEnabled()) {
((AbstractButton) me.getSource()).getModel().setRollover(false);
((JComponent) me.getSource()).repaint();
}
}
}
private MouseListener mouseRolloverListener;
public static ComponentUI createUI(JComponent x) {
return new MenuUI();
}
@Override
protected void installDefaults() {
super.installDefaults();
}
@Override
public void installUI(JComponent c) {
super.installUI(c);
this.menuItem.setRolloverEnabled(true);
}
@Override
public void uninstallUI(JComponent c) {
super.uninstallUI(c);
}
@Override
protected void installListeners() {
super.installListeners();
this.mouseRolloverListener = new MenuMouseHandler();
this.menuItem.addMouseListener(this.mouseRolloverListener);
}
@Override
protected void uninstallListeners() {
super.uninstallListeners();
if (this.mouseRolloverListener != null) {
this.menuItem.removeMouseListener(this.mouseRolloverListener);
this.mouseRolloverListener = null;
}
}
@Override
protected void paintText(Graphics g, JMenuItem menuItem, Rectangle textRect, String text) {
super.paintText(g, menuItem, textRect, text);
}
@Override
protected void paintBackground(Graphics g, JMenuItem menuItem, Color bgColor) {
JMenu menu = (JMenu) menuItem;
ButtonModel buttonmodel = menu.getModel();
if (menu.isTopLevelMenu()) {
this.selectionForeground = Colors.getBlack();
} else {
this.selectionForeground = Colors.getWhite();
}
int w = menu.getWidth();
int h = menu.getHeight();
Color oldColor = g.getColor();
if (!menu.isContentAreaFilled() || !menu.isOpaque()) {
// do nothing
} else {
if (menu.isTopLevelMenu()) {
if (buttonmodel.isSelected()) {
CashedPainter.drawMenuBackground(menuItem, g, 0, 0, w, h);
} else if (buttonmodel.isRollover() && buttonmodel.isEnabled()) {
g.setColor(new ColorUIResource(252, 252, 252));
g.fillRect(1, 1, w - 2, h - 2);
g.setColor(RapidLookTools.getColors().getToolbarButtonColors()[0]);
g.drawLine(2, 0, w - 3, 0);
g.drawLine(2, h - 1, w - 3, h - 1);
g.drawLine(0, 2, 0, h - 3);
g.drawLine(w - 1, 2, w - 1, h - 3);
g.drawLine(1, 1, 1, 1);
g.drawLine(w - 2, 1, w - 2, 1);
g.drawLine(1, h - 2, 1, h - 2);
g.drawLine(w - 2, h - 2, w - 2, h - 2);
g.setColor(RapidLookTools.getColors().getToolbarButtonColors()[8]);
g.drawLine(0, 1, 1, 0);
g.drawLine(w - 1, 1, w - 2, 0);
g.drawLine(1, h - 1, 0, h - 2);
g.drawLine(w - 1, h - 2, w - 2, h - 1);
g.setColor(RapidLookTools.getColors().getToolbarButtonColors()[7]);
g.drawLine(1, 2, 2, 1);
g.drawLine(w - 2, 2, w - 3, 1);
g.setColor(RapidLookTools.getColors().getToolbarButtonColors()[6]);
g.drawLine(2, h - 2, 1, h - 3);
g.drawLine(w - 2, h - 3, w - 3, h - 2);
g.setColor(new ColorUIResource(252, 252, 252));
g.drawLine(0, 0, 0, 0);
g.drawLine(w - 1, 0, w - 1, 0);
g.setColor(new ColorUIResource(232, 232, 232));
g.drawLine(0, h - 1, 0, h - 1);
g.drawLine(w - 1, h - 1, w - 1, h - 1);
} else {
if (menuItem.getParent() instanceof JMenuBar) {
((MenuBarUI) ((JMenuBar) menuItem.getParent()).getUI()).update(g, menuItem);
}
}
} else {
if (!menuItem.getModel().isSelected()) {
CashedPainter.drawMenuItemFading(menuItem, g);
} else {
RapidLookTools.drawMenuItemBackground(g, menuItem);
}
}
}
g.setColor(oldColor);
}
}