1 /* 2 * Copyright (c) 2002, 2003, Oracle and/or its affiliates. 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. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package javax.swing.plaf.synth; 27 28 29 import javax.swing.*; 30 import javax.swing.colorchooser.*; 31 import javax.swing.plaf.*; 32 import javax.swing.plaf.basic.BasicColorChooserUI; 33 import java.awt.*; 34 import java.beans.PropertyChangeEvent; 35 import java.beans.PropertyChangeListener; 36 37 38 /** 39 * Provides the Synth L&F UI delegate for 40 * {@link javax.swing.JColorChooser}. 41 * 42 * @author Tom Santos 43 * @author Steve Wilson 44 * @since 1.7 45 */ 46 public class SynthColorChooserUI extends BasicColorChooserUI implements 47 PropertyChangeListener, SynthUI { 48 private SynthStyle style; 49 50 /** 51 * Creates a new UI object for the given component. 52 * 53 * @param c component to create UI object for 54 * @return the UI object 55 */ 56 public static ComponentUI createUI(JComponent c) { 57 return new SynthColorChooserUI(); 58 } 59 60 /** 61 * @inheritDoc 62 */ 63 @Override 64 protected AbstractColorChooserPanel[] createDefaultChoosers() { 65 SynthContext context = getContext(chooser, ENABLED); 66 AbstractColorChooserPanel[] panels = (AbstractColorChooserPanel[]) 67 context.getStyle().get(context, "ColorChooser.panels"); 68 context.dispose(); 69 70 if (panels == null) { 71 panels = ColorChooserComponentFactory.getDefaultChooserPanels(); 72 } 73 return panels; 74 } 75 76 /** 77 * @inheritDoc 78 */ 79 @Override 80 protected void installDefaults() { 81 super.installDefaults(); 82 updateStyle(chooser); 83 } 84 85 private void updateStyle(JComponent c) { 86 SynthContext context = getContext(c, ENABLED); 87 style = SynthLookAndFeel.updateStyle(context, this); 88 context.dispose(); 89 } 90 91 /** 92 * @inheritDoc 93 */ 94 @Override 95 protected void uninstallDefaults() { 96 SynthContext context = getContext(chooser, ENABLED); 97 98 style.uninstallDefaults(context); 99 context.dispose(); 100 style = null; 101 super.uninstallDefaults(); 102 } 103 104 /** 105 * @inheritDoc 106 */ 107 @Override 108 protected void installListeners() { 109 super.installListeners(); 110 chooser.addPropertyChangeListener(this); 111 } 112 113 /** 114 * @inheritDoc 115 */ 116 @Override 117 protected void uninstallListeners() { 118 chooser.removePropertyChangeListener(this); 119 super.uninstallListeners(); 120 } 121 122 /** 123 * @inheritDoc 124 */ 125 @Override 126 public SynthContext getContext(JComponent c) { 127 return getContext(c, getComponentState(c)); 128 } 129 130 private SynthContext getContext(JComponent c, int state) { 131 return SynthContext.getContext(SynthContext.class, c, 132 SynthLookAndFeel.getRegion(c), style, state); 133 } 134 135 private int getComponentState(JComponent c) { 136 return SynthLookAndFeel.getComponentState(c); 137 } 138 139 /** 140 * Notifies this UI delegate to repaint the specified component. 141 * This method paints the component background, then calls 142 * the {@link #paint(SynthContext,Graphics)} method. 143 * 144 * <p>In general, this method does not need to be overridden by subclasses. 145 * All Look and Feel rendering code should reside in the {@code paint} method. 146 * 147 * @param g the {@code Graphics} object used for painting 148 * @param c the component being painted 149 * @see #paint(SynthContext,Graphics) 150 */ 151 @Override 152 public void update(Graphics g, JComponent c) { 153 SynthContext context = getContext(c); 154 155 SynthLookAndFeel.update(context, g); 156 context.getPainter().paintColorChooserBackground(context, g, 0, 0, 157 c.getWidth(), c.getHeight()); 158 paint(context, g); 159 context.dispose(); 160 } 161 162 /** 163 * Paints the specified component according to the Look and Feel. 164 * <p>This method is not used by Synth Look and Feel. 165 * Painting is handled by the {@link #paint(SynthContext,Graphics)} method. 166 * 167 * @param g the {@code Graphics} object used for painting 168 * @param c the component being painted 169 * @see #paint(SynthContext,Graphics) 170 */ 171 @Override 172 public void paint(Graphics g, JComponent c) { 173 SynthContext context = getContext(c); 174 175 paint(context, g); 176 context.dispose(); 177 } 178 179 /** 180 * Paints the specified component. 181 * This implementation does not perform any actions. 182 * 183 * @param context context for the component being painted 184 * @param g the {@code Graphics} object used for painting 185 * @see #update(Graphics,JComponent) 186 */ 187 protected void paint(SynthContext context, Graphics g) { 188 } 189 190 /** 191 * @inheritDoc 192 */ 193 @Override 194 public void paintBorder(SynthContext context, Graphics g, int x, 195 int y, int w, int h) { 196 context.getPainter().paintColorChooserBorder(context, g, x, y,w,h); 197 } 198 199 /** 200 * @inheritDoc 201 */ 202 @Override 203 public void propertyChange(PropertyChangeEvent e) { 204 if (SynthLookAndFeel.shouldUpdateStyle(e)) { 205 updateStyle((JColorChooser)e.getSource()); 206 } 207 } 208 }