/*
* Copyright (c) 1998, 2005, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code 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
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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package javax.swing.plaf.metal;
import sun.swing.SwingUtilities2;
import sun.awt.AppContext;
import java.awt.*;
import java.awt.event.*;
import java.lang.ref.*;
import java.util.*;
import javax.swing.plaf.basic.BasicToggleButtonUI;
import javax.swing.*;
import javax.swing.border.*;
import javax.swing.plaf.*;
import javax.swing.*;
import java.io.Serializable;
/**
* MetalToggleButton implementation
* <p>
* <strong>Warning:</strong>
* Serialized objects of this class will not be compatible with
* future Swing releases. The current serialization support is
* appropriate for short term storage or RMI between applications running
* the same version of Swing. As of 1.4, support for long term storage
* of all JavaBeans<sup><font size="-2">TM</font></sup>
* has been added to the <code>java.beans</code> package.
* Please see {@link java.beans.XMLEncoder}.
*
* @author Tom Santos
*/
public class MetalToggleButtonUI extends BasicToggleButtonUI {
private static final Object METAL_TOGGLE_BUTTON_UI_KEY = new Object();
protected Color focusColor;
protected Color selectColor;
protected Color disabledTextColor;
private boolean defaults_initialized = false;
// ********************************
// Create PLAF
// ********************************
public static ComponentUI createUI(JComponent b) {
AppContext appContext = AppContext.getAppContext();
MetalToggleButtonUI metalToggleButtonUI =
(MetalToggleButtonUI) appContext.get(METAL_TOGGLE_BUTTON_UI_KEY);
if (metalToggleButtonUI == null) {
metalToggleButtonUI = new MetalToggleButtonUI();
appContext.put(METAL_TOGGLE_BUTTON_UI_KEY, metalToggleButtonUI);
}
return metalToggleButtonUI;
}
// ********************************
// Install Defaults
// ********************************
public void installDefaults(AbstractButton b) {
super.installDefaults(b);
if(!defaults_initialized) {
focusColor = UIManager.getColor(getPropertyPrefix() + "focus");
selectColor = UIManager.getColor(getPropertyPrefix() + "select");
disabledTextColor = UIManager.getColor(getPropertyPrefix() + "disabledText");
defaults_initialized = true;
}
}
protected void uninstallDefaults(AbstractButton b) {
super.uninstallDefaults(b);
defaults_initialized = false;
}
// ********************************
// Default Accessors
// ********************************
protected Color getSelectColor() {
return selectColor;
}
protected Color getDisabledTextColor() {
return disabledTextColor;
}
protected Color getFocusColor() {
return focusColor;
}
// ********************************
// Paint Methods
// ********************************
/**
* If necessary paints the background of the component, then invokes
* <code>paint</code>.
*
* @param g Graphics to paint to
* @param c JComponent painting on
* @throws NullPointerException if <code>g</code> or <code>c</code> is
* null
* @see javax.swing.plaf.ComponentUI#update
* @see javax.swing.plaf.ComponentUI#paint
* @since 1.5
*/
public void update(Graphics g, JComponent c) {
AbstractButton button = (AbstractButton)c;
if ((c.getBackground() instanceof UIResource) &&
button.isContentAreaFilled() && c.isEnabled()) {
ButtonModel model = button.getModel();
if (!MetalUtils.isToolBarButton(c)) {
if (!model.isArmed() && !model.isPressed() &&
MetalUtils.drawGradient(
c, g, "ToggleButton.gradient", 0, 0, c.getWidth(),
c.getHeight(), true)) {
paint(g, c);
return;
}
}
else if ((model.isRollover() || model.isSelected()) &&
MetalUtils.drawGradient(c, g, "ToggleButton.gradient",
0, 0, c.getWidth(), c.getHeight(), true)) {
paint(g, c);
return;
}
}
super.update(g, c);
}
protected void paintButtonPressed(Graphics g, AbstractButton b) {
if ( b.isContentAreaFilled() ) {
g.setColor(getSelectColor());
g.fillRect(0, 0, b.getWidth(), b.getHeight());
}
}
protected void paintText(Graphics g, JComponent c, Rectangle textRect, String text) {
AbstractButton b = (AbstractButton) c;
ButtonModel model = b.getModel();
FontMetrics fm = SwingUtilities2.getFontMetrics(b, g);
int mnemIndex = b.getDisplayedMnemonicIndex();
/* Draw the Text */
if(model.isEnabled()) {
/*** paint the text normally */
g.setColor(b.getForeground());
}
else {
/*** paint the text disabled ***/
if (model.isSelected()) {
g.setColor(c.getBackground());
} else {
g.setColor(getDisabledTextColor());
}
}
SwingUtilities2.drawStringUnderlineCharAt(c, g, text, mnemIndex,
textRect.x, textRect.y + fm.getAscent());
}
protected void paintFocus(Graphics g, AbstractButton b,
Rectangle viewRect, Rectangle textRect, Rectangle iconRect){
Rectangle focusRect = new Rectangle();
String text = b.getText();
boolean isIcon = b.getIcon() != null;
// If there is text
if ( text != null && !text.equals( "" ) ) {
if ( !isIcon ) {
focusRect.setBounds( textRect );
}
else {
focusRect.setBounds( iconRect.union( textRect ) );
}
}
// If there is an icon and no text
else if ( isIcon ) {
focusRect.setBounds( iconRect );
}
g.setColor(getFocusColor());
g.drawRect((focusRect.x-1), (focusRect.y-1),
focusRect.width+1, focusRect.height+1);
}
/**
* Paints the appropriate icon of the button <code>b</code> in the
* space <code>iconRect</code>.
*
* @param g Graphics to paint to
* @param b Button to render for
* @param iconRect space to render in
* @throws NullPointerException if any of the arguments are null.
* @since 1.5
*/
protected void paintIcon(Graphics g, AbstractButton b, Rectangle iconRect) {
super.paintIcon(g, b, iconRect);
}
}