2
|
1 |
/*
|
|
2 |
* Copyright 1997-2005 Sun Microsystems, Inc. All Rights Reserved.
|
|
3 |
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
|
|
4 |
*
|
|
5 |
* This code is free software; you can redistribute it and/or modify it
|
|
6 |
* under the terms of the GNU General Public License version 2 only, as
|
|
7 |
* published by the Free Software Foundation. Sun designates this
|
|
8 |
* particular file as subject to the "Classpath" exception as provided
|
|
9 |
* by Sun in the LICENSE file that accompanied this code.
|
|
10 |
*
|
|
11 |
* This code is distributed in the hope that it will be useful, but WITHOUT
|
|
12 |
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
|
13 |
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
|
14 |
* version 2 for more details (a copy is included in the LICENSE file that
|
|
15 |
* accompanied this code).
|
|
16 |
*
|
|
17 |
* You should have received a copy of the GNU General Public License version
|
|
18 |
* 2 along with this work; if not, write to the Free Software Foundation,
|
|
19 |
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
20 |
*
|
|
21 |
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
|
|
22 |
* CA 95054 USA or visit www.sun.com if you need additional information or
|
|
23 |
* have any questions.
|
|
24 |
*/
|
|
25 |
|
|
26 |
package javax.swing.plaf.basic;
|
|
27 |
|
|
28 |
import java.awt.*;
|
|
29 |
import java.awt.event.*;
|
|
30 |
import javax.swing.*;
|
|
31 |
import javax.swing.border.*;
|
|
32 |
import javax.swing.plaf.*;
|
|
33 |
import javax.swing.text.View;
|
|
34 |
import sun.swing.SwingUtilities2;
|
|
35 |
|
|
36 |
|
|
37 |
/**
|
|
38 |
* RadioButtonUI implementation for BasicRadioButtonUI
|
|
39 |
*
|
|
40 |
* @author Jeff Dinkins
|
|
41 |
*/
|
|
42 |
public class BasicRadioButtonUI extends BasicToggleButtonUI
|
|
43 |
{
|
|
44 |
private final static BasicRadioButtonUI radioButtonUI = new BasicRadioButtonUI();
|
|
45 |
|
|
46 |
protected Icon icon;
|
|
47 |
|
|
48 |
private boolean defaults_initialized = false;
|
|
49 |
|
|
50 |
private final static String propertyPrefix = "RadioButton" + ".";
|
|
51 |
|
|
52 |
// ********************************
|
|
53 |
// Create PLAF
|
|
54 |
// ********************************
|
|
55 |
public static ComponentUI createUI(JComponent b) {
|
|
56 |
return radioButtonUI;
|
|
57 |
}
|
|
58 |
|
|
59 |
protected String getPropertyPrefix() {
|
|
60 |
return propertyPrefix;
|
|
61 |
}
|
|
62 |
|
|
63 |
// ********************************
|
|
64 |
// Install PLAF
|
|
65 |
// ********************************
|
|
66 |
protected void installDefaults(AbstractButton b){
|
|
67 |
super.installDefaults(b);
|
|
68 |
if(!defaults_initialized) {
|
|
69 |
icon = UIManager.getIcon(getPropertyPrefix() + "icon");
|
|
70 |
defaults_initialized = true;
|
|
71 |
}
|
|
72 |
}
|
|
73 |
|
|
74 |
// ********************************
|
|
75 |
// Uninstall PLAF
|
|
76 |
// ********************************
|
|
77 |
protected void uninstallDefaults(AbstractButton b){
|
|
78 |
super.uninstallDefaults(b);
|
|
79 |
defaults_initialized = false;
|
|
80 |
}
|
|
81 |
|
|
82 |
public Icon getDefaultIcon() {
|
|
83 |
return icon;
|
|
84 |
}
|
|
85 |
|
|
86 |
|
|
87 |
/* These Dimensions/Rectangles are allocated once for all
|
|
88 |
* RadioButtonUI.paint() calls. Re-using rectangles
|
|
89 |
* rather than allocating them in each paint call substantially
|
|
90 |
* reduced the time it took paint to run. Obviously, this
|
|
91 |
* method can't be re-entered.
|
|
92 |
*/
|
|
93 |
private static Dimension size = new Dimension();
|
|
94 |
private static Rectangle viewRect = new Rectangle();
|
|
95 |
private static Rectangle iconRect = new Rectangle();
|
|
96 |
private static Rectangle textRect = new Rectangle();
|
|
97 |
|
|
98 |
/**
|
|
99 |
* paint the radio button
|
|
100 |
*/
|
|
101 |
public synchronized void paint(Graphics g, JComponent c) {
|
|
102 |
AbstractButton b = (AbstractButton) c;
|
|
103 |
ButtonModel model = b.getModel();
|
|
104 |
|
|
105 |
Font f = c.getFont();
|
|
106 |
g.setFont(f);
|
|
107 |
FontMetrics fm = SwingUtilities2.getFontMetrics(c, g, f);
|
|
108 |
|
|
109 |
Insets i = c.getInsets();
|
|
110 |
size = b.getSize(size);
|
|
111 |
viewRect.x = i.left;
|
|
112 |
viewRect.y = i.top;
|
|
113 |
viewRect.width = size.width - (i.right + viewRect.x);
|
|
114 |
viewRect.height = size.height - (i.bottom + viewRect.y);
|
|
115 |
iconRect.x = iconRect.y = iconRect.width = iconRect.height = 0;
|
|
116 |
textRect.x = textRect.y = textRect.width = textRect.height = 0;
|
|
117 |
|
|
118 |
Icon altIcon = b.getIcon();
|
|
119 |
Icon selectedIcon = null;
|
|
120 |
Icon disabledIcon = null;
|
|
121 |
|
|
122 |
String text = SwingUtilities.layoutCompoundLabel(
|
|
123 |
c, fm, b.getText(), altIcon != null ? altIcon : getDefaultIcon(),
|
|
124 |
b.getVerticalAlignment(), b.getHorizontalAlignment(),
|
|
125 |
b.getVerticalTextPosition(), b.getHorizontalTextPosition(),
|
|
126 |
viewRect, iconRect, textRect,
|
|
127 |
b.getText() == null ? 0 : b.getIconTextGap());
|
|
128 |
|
|
129 |
// fill background
|
|
130 |
if(c.isOpaque()) {
|
|
131 |
g.setColor(b.getBackground());
|
|
132 |
g.fillRect(0,0, size.width, size.height);
|
|
133 |
}
|
|
134 |
|
|
135 |
|
|
136 |
// Paint the radio button
|
|
137 |
if(altIcon != null) {
|
|
138 |
|
|
139 |
if(!model.isEnabled()) {
|
|
140 |
if(model.isSelected()) {
|
|
141 |
altIcon = b.getDisabledSelectedIcon();
|
|
142 |
} else {
|
|
143 |
altIcon = b.getDisabledIcon();
|
|
144 |
}
|
|
145 |
} else if(model.isPressed() && model.isArmed()) {
|
|
146 |
altIcon = b.getPressedIcon();
|
|
147 |
if(altIcon == null) {
|
|
148 |
// Use selected icon
|
|
149 |
altIcon = b.getSelectedIcon();
|
|
150 |
}
|
|
151 |
} else if(model.isSelected()) {
|
|
152 |
if(b.isRolloverEnabled() && model.isRollover()) {
|
|
153 |
altIcon = (Icon) b.getRolloverSelectedIcon();
|
|
154 |
if (altIcon == null) {
|
|
155 |
altIcon = (Icon) b.getSelectedIcon();
|
|
156 |
}
|
|
157 |
} else {
|
|
158 |
altIcon = (Icon) b.getSelectedIcon();
|
|
159 |
}
|
|
160 |
} else if(b.isRolloverEnabled() && model.isRollover()) {
|
|
161 |
altIcon = (Icon) b.getRolloverIcon();
|
|
162 |
}
|
|
163 |
|
|
164 |
if(altIcon == null) {
|
|
165 |
altIcon = b.getIcon();
|
|
166 |
}
|
|
167 |
|
|
168 |
altIcon.paintIcon(c, g, iconRect.x, iconRect.y);
|
|
169 |
|
|
170 |
} else {
|
|
171 |
getDefaultIcon().paintIcon(c, g, iconRect.x, iconRect.y);
|
|
172 |
}
|
|
173 |
|
|
174 |
|
|
175 |
// Draw the Text
|
|
176 |
if(text != null) {
|
|
177 |
View v = (View) c.getClientProperty(BasicHTML.propertyKey);
|
|
178 |
if (v != null) {
|
|
179 |
v.paint(g, textRect);
|
|
180 |
} else {
|
|
181 |
paintText(g, b, textRect, text);
|
|
182 |
}
|
|
183 |
if(b.hasFocus() && b.isFocusPainted() &&
|
|
184 |
textRect.width > 0 && textRect.height > 0 ) {
|
|
185 |
paintFocus(g, textRect, size);
|
|
186 |
}
|
|
187 |
}
|
|
188 |
}
|
|
189 |
|
|
190 |
protected void paintFocus(Graphics g, Rectangle textRect, Dimension size){
|
|
191 |
}
|
|
192 |
|
|
193 |
|
|
194 |
/* These Insets/Rectangles are allocated once for all
|
|
195 |
* RadioButtonUI.getPreferredSize() calls. Re-using rectangles
|
|
196 |
* rather than allocating them in each call substantially
|
|
197 |
* reduced the time it took getPreferredSize() to run. Obviously,
|
|
198 |
* this method can't be re-entered.
|
|
199 |
*/
|
|
200 |
private static Rectangle prefViewRect = new Rectangle();
|
|
201 |
private static Rectangle prefIconRect = new Rectangle();
|
|
202 |
private static Rectangle prefTextRect = new Rectangle();
|
|
203 |
private static Insets prefInsets = new Insets(0, 0, 0, 0);
|
|
204 |
|
|
205 |
/**
|
|
206 |
* The preferred size of the radio button
|
|
207 |
*/
|
|
208 |
public Dimension getPreferredSize(JComponent c) {
|
|
209 |
if(c.getComponentCount() > 0) {
|
|
210 |
return null;
|
|
211 |
}
|
|
212 |
|
|
213 |
AbstractButton b = (AbstractButton) c;
|
|
214 |
|
|
215 |
String text = b.getText();
|
|
216 |
|
|
217 |
Icon buttonIcon = (Icon) b.getIcon();
|
|
218 |
if(buttonIcon == null) {
|
|
219 |
buttonIcon = getDefaultIcon();
|
|
220 |
}
|
|
221 |
|
|
222 |
Font font = b.getFont();
|
|
223 |
FontMetrics fm = b.getFontMetrics(font);
|
|
224 |
|
|
225 |
prefViewRect.x = prefViewRect.y = 0;
|
|
226 |
prefViewRect.width = Short.MAX_VALUE;
|
|
227 |
prefViewRect.height = Short.MAX_VALUE;
|
|
228 |
prefIconRect.x = prefIconRect.y = prefIconRect.width = prefIconRect.height = 0;
|
|
229 |
prefTextRect.x = prefTextRect.y = prefTextRect.width = prefTextRect.height = 0;
|
|
230 |
|
|
231 |
SwingUtilities.layoutCompoundLabel(
|
|
232 |
c, fm, text, buttonIcon,
|
|
233 |
b.getVerticalAlignment(), b.getHorizontalAlignment(),
|
|
234 |
b.getVerticalTextPosition(), b.getHorizontalTextPosition(),
|
|
235 |
prefViewRect, prefIconRect, prefTextRect,
|
|
236 |
text == null ? 0 : b.getIconTextGap());
|
|
237 |
|
|
238 |
// find the union of the icon and text rects (from Rectangle.java)
|
|
239 |
int x1 = Math.min(prefIconRect.x, prefTextRect.x);
|
|
240 |
int x2 = Math.max(prefIconRect.x + prefIconRect.width,
|
|
241 |
prefTextRect.x + prefTextRect.width);
|
|
242 |
int y1 = Math.min(prefIconRect.y, prefTextRect.y);
|
|
243 |
int y2 = Math.max(prefIconRect.y + prefIconRect.height,
|
|
244 |
prefTextRect.y + prefTextRect.height);
|
|
245 |
int width = x2 - x1;
|
|
246 |
int height = y2 - y1;
|
|
247 |
|
|
248 |
prefInsets = b.getInsets(prefInsets);
|
|
249 |
width += prefInsets.left + prefInsets.right;
|
|
250 |
height += prefInsets.top + prefInsets.bottom;
|
|
251 |
return new Dimension(width, height);
|
|
252 |
}
|
|
253 |
}
|