/* * Copyright (c) 1998, 2008, 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 * or visit www.oracle.com if you need additional information or have any * questions. */ package javax.swing.plaf.metal; import sun.swing.SwingUtilities2; import sun.awt.AppContext; import java.awt.*; import java.awt.event.*; import javax.swing.*; import javax.swing.plaf.basic.*; import javax.swing.border.*; import javax.swing.plaf.*; import java.io.Serializable; import javax.swing.text.View; /** * RadioButtonUI implementation for MetalRadioButtonUI *
* Warning:
* 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 JavaBeansTM
* has been added to the java.beans
package.
* Please see {@link java.beans.XMLEncoder}.
*
* @author Michael C. Albers (Metal modifications)
* @author Jeff Dinkins (original BasicRadioButtonCode)
*/
public class MetalRadioButtonUI extends BasicRadioButtonUI {
private static final Object METAL_RADIO_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 c) {
AppContext appContext = AppContext.getAppContext();
MetalRadioButtonUI metalRadioButtonUI =
(MetalRadioButtonUI) appContext.get(METAL_RADIO_BUTTON_UI_KEY);
if (metalRadioButtonUI == null) {
metalRadioButtonUI = new MetalRadioButtonUI();
appContext.put(METAL_RADIO_BUTTON_UI_KEY, metalRadioButtonUI);
}
return metalRadioButtonUI;
}
// ********************************
// 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;
}
LookAndFeel.installProperty(b, "opaque", Boolean.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
// ********************************
public synchronized void paint(Graphics g, JComponent c) {
AbstractButton b = (AbstractButton) c;
ButtonModel model = b.getModel();
Dimension size = c.getSize();
int w = size.width;
int h = size.height;
Font f = c.getFont();
g.setFont(f);
FontMetrics fm = SwingUtilities2.getFontMetrics(c, g, f);
Rectangle viewRect = new Rectangle(size);
Rectangle iconRect = new Rectangle();
Rectangle textRect = new Rectangle();
Insets i = c.getInsets();
viewRect.x += i.left;
viewRect.y += i.top;
viewRect.width -= (i.right + viewRect.x);
viewRect.height -= (i.bottom + viewRect.y);
Icon altIcon = b.getIcon();
Icon selectedIcon = null;
Icon disabledIcon = null;
String text = SwingUtilities.layoutCompoundLabel(
c, fm, b.getText(), altIcon != null ? altIcon : getDefaultIcon(),
b.getVerticalAlignment(), b.getHorizontalAlignment(),
b.getVerticalTextPosition(), b.getHorizontalTextPosition(),
viewRect, iconRect, textRect, b.getIconTextGap());
// fill background
if(c.isOpaque()) {
g.setColor(b.getBackground());
g.fillRect(0,0, size.width, size.height);
}
// Paint the radio button
if(altIcon != null) {
if(!model.isEnabled()) {
if(model.isSelected()) {
altIcon = b.getDisabledSelectedIcon();
} else {
altIcon = b.getDisabledIcon();
}
} else if(model.isPressed() && model.isArmed()) {
altIcon = b.getPressedIcon();
if(altIcon == null) {
// Use selected icon
altIcon = b.getSelectedIcon();
}
} else if(model.isSelected()) {
if(b.isRolloverEnabled() && model.isRollover()) {
altIcon = b.getRolloverSelectedIcon();
if (altIcon == null) {
altIcon = b.getSelectedIcon();
}
} else {
altIcon = b.getSelectedIcon();
}
} else if(b.isRolloverEnabled() && model.isRollover()) {
altIcon = b.getRolloverIcon();
}
if(altIcon == null) {
altIcon = b.getIcon();
}
altIcon.paintIcon(c, g, iconRect.x, iconRect.y);
} else {
getDefaultIcon().paintIcon(c, g, iconRect.x, iconRect.y);
}
// Draw the Text
if(text != null) {
View v = (View) c.getClientProperty(BasicHTML.propertyKey);
if (v != null) {
v.paint(g, textRect);
} else {
int mnemIndex = b.getDisplayedMnemonicIndex();
if(model.isEnabled()) {
// *** paint the text normally
g.setColor(b.getForeground());
} else {
// *** paint the text disabled
g.setColor(getDisabledTextColor());
}
SwingUtilities2.drawStringUnderlineCharAt(c,g,text,
mnemIndex, textRect.x, textRect.y + fm.getAscent());
}
if(b.hasFocus() && b.isFocusPainted() &&
textRect.width > 0 && textRect.height > 0 ) {
paintFocus(g,textRect,size);
}
}
}
protected void paintFocus(Graphics g, Rectangle t, Dimension d){
g.setColor(getFocusColor());
g.drawRect(t.x-1, t.y-1, t.width+1, t.height+1);
}
}