META-INF.modules.java.desktop.classes.javax.swing.plaf.metal.MetalRadioButtonUI Maven / Gradle / Ivy
/*
* Copyright (c) 1998, 2014, 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 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 JavaBeans
* 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)
*/
@SuppressWarnings("serial") // Same-version serialization only
public class MetalRadioButtonUI extends BasicRadioButtonUI {
private static final Object METAL_RADIO_BUTTON_UI_KEY = new Object();
/**
* The color of the focused radio button.
*/
protected Color focusColor;
/**
* The color of the selected radio button.
*/
protected Color selectColor;
/**
* The color of a disabled text.
*/
protected Color disabledTextColor;
private boolean defaults_initialized = false;
// ********************************
// Create PlAF
// ********************************
/**
* Constructs a {@code MetalRadioButtonUI}.
*/
public MetalRadioButtonUI() {}
/**
* Returns an instance of {@code MetalRadioButtonUI}.
*
* @param c a component
* @return an instance of {@code MetalRadioButtonUI}
*/
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
// ********************************
/**
* Returns the color of the selected {@code JRadioButton}.
*
* @return the color of the selected {@code JRadioButton}
*/
protected Color getSelectColor() {
return selectColor;
}
/**
* Returns the color of the disabled text.
*
* @return the color of the disabled text
*/
protected Color getDisabledTextColor() {
return disabledTextColor;
}
/**
* Returns the color of the focused {@code JRadioButton}.
*
* @return the color of the focused {@code JRadioButton}
*/
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);
}
}