J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2002-2006 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 | package com.sun.java.swing.plaf.gtk; |
| 26 | |
| 27 | import java.util.*; |
| 28 | import javax.swing.plaf.synth.*; |
| 29 | import java.awt.*; |
| 30 | import java.awt.image.BufferedImage; |
| 31 | import java.lang.reflect.*; |
| 32 | import javax.swing.*; |
| 33 | import javax.swing.plaf.*; |
| 34 | import sun.swing.plaf.synth.*; |
| 35 | import com.sun.java.swing.plaf.gtk.GTKConstants.ArrowType; |
| 36 | import com.sun.java.swing.plaf.gtk.GTKConstants.ExpanderStyle; |
| 37 | import com.sun.java.swing.plaf.gtk.GTKConstants.Orientation; |
| 38 | import com.sun.java.swing.plaf.gtk.GTKConstants.ShadowType; |
| 39 | |
| 40 | /** |
| 41 | */ |
| 42 | class GTKIconFactory { |
| 43 | static final int CHECK_ICON_EXTRA_INSET = 1; |
| 44 | static final int DEFAULT_ICON_SPACING = 2; |
| 45 | static final int DEFAULT_ICON_SIZE = 13; |
| 46 | static final int DEFAULT_TOGGLE_MENU_ITEM_SIZE = 12; // For pre-gtk2.4 |
| 47 | |
| 48 | private static final String RADIO_BUTTON_ICON = "paintRadioButtonIcon"; |
| 49 | private static final String CHECK_BOX_ICON = "paintCheckBoxIcon"; |
| 50 | private static final String MENU_ARROW_ICON = "paintMenuArrowIcon"; |
| 51 | private static final String CHECK_BOX_MENU_ITEM_CHECK_ICON = |
| 52 | "paintCheckBoxMenuItemCheckIcon"; |
| 53 | private static final String RADIO_BUTTON_MENU_ITEM_CHECK_ICON = |
| 54 | "paintRadioButtonMenuItemCheckIcon"; |
| 55 | private static final String TREE_EXPANDED_ICON = "paintTreeExpandedIcon"; |
| 56 | private static final String TREE_COLLAPSED_ICON = "paintTreeCollapsedIcon"; |
| 57 | private static final String ASCENDING_SORT_ICON = "paintAscendingSortIcon"; |
| 58 | private static final String DESCENDING_SORT_ICON = "paintDescendingSortIcon"; |
| 59 | private static final String TOOL_BAR_HANDLE_ICON = "paintToolBarHandleIcon"; |
| 60 | |
| 61 | private static Map<String, DelegatingIcon> iconsPool = |
| 62 | Collections.synchronizedMap(new HashMap<String, DelegatingIcon>()); |
| 63 | |
| 64 | private static DelegatingIcon getIcon(String methodName) { |
| 65 | DelegatingIcon result = iconsPool.get(methodName); |
| 66 | if (result == null) { |
| 67 | if (methodName == TREE_COLLAPSED_ICON || |
| 68 | methodName == TREE_EXPANDED_ICON) |
| 69 | { |
| 70 | result = new SynthExpanderIcon(methodName); |
| 71 | |
| 72 | } else if (methodName == TOOL_BAR_HANDLE_ICON) { |
| 73 | result = new ToolBarHandleIcon(); |
| 74 | |
| 75 | } else if (methodName == MENU_ARROW_ICON) { |
| 76 | result = new MenuArrowIcon(); |
| 77 | |
| 78 | } else { |
| 79 | result = new DelegatingIcon(methodName); |
| 80 | } |
| 81 | iconsPool.put(methodName, result); |
| 82 | } |
| 83 | return result; |
| 84 | } |
| 85 | |
| 86 | // |
| 87 | // Sort arrow |
| 88 | // |
| 89 | public static Icon getAscendingSortIcon() { |
| 90 | return getIcon(ASCENDING_SORT_ICON); |
| 91 | } |
| 92 | |
| 93 | public static Icon getDescendingSortIcon() { |
| 94 | return getIcon(DESCENDING_SORT_ICON); |
| 95 | } |
| 96 | |
| 97 | // |
| 98 | // Tree methods |
| 99 | // |
| 100 | public static SynthIcon getTreeExpandedIcon() { |
| 101 | return getIcon(TREE_EXPANDED_ICON); |
| 102 | } |
| 103 | |
| 104 | public static SynthIcon getTreeCollapsedIcon() { |
| 105 | return getIcon(TREE_COLLAPSED_ICON); |
| 106 | } |
| 107 | |
| 108 | // |
| 109 | // Radio button |
| 110 | // |
| 111 | public static SynthIcon getRadioButtonIcon() { |
| 112 | return getIcon(RADIO_BUTTON_ICON); |
| 113 | } |
| 114 | |
| 115 | // |
| 116 | // CheckBox |
| 117 | // |
| 118 | public static SynthIcon getCheckBoxIcon() { |
| 119 | return getIcon(CHECK_BOX_ICON); |
| 120 | } |
| 121 | |
| 122 | // |
| 123 | // Menus |
| 124 | // |
| 125 | public static SynthIcon getMenuArrowIcon() { |
| 126 | return getIcon(MENU_ARROW_ICON); |
| 127 | } |
| 128 | |
| 129 | public static SynthIcon getCheckBoxMenuItemCheckIcon() { |
| 130 | return getIcon(CHECK_BOX_MENU_ITEM_CHECK_ICON); |
| 131 | } |
| 132 | |
| 133 | public static SynthIcon getRadioButtonMenuItemCheckIcon() { |
| 134 | return getIcon(RADIO_BUTTON_MENU_ITEM_CHECK_ICON); |
| 135 | } |
| 136 | |
| 137 | // |
| 138 | // ToolBar Handle |
| 139 | // |
| 140 | public static SynthIcon getToolBarHandleIcon() { |
| 141 | return getIcon(TOOL_BAR_HANDLE_ICON); |
| 142 | } |
| 143 | |
| 144 | static void resetIcons() { |
| 145 | synchronized (iconsPool) { |
| 146 | for (DelegatingIcon di: iconsPool.values()) { |
| 147 | di.resetIconDimensions(); |
| 148 | } |
| 149 | } |
| 150 | } |
| 151 | |
| 152 | private static class DelegatingIcon extends SynthIcon implements |
| 153 | UIResource { |
| 154 | private static final Class[] PARAM_TYPES = new Class[] { |
| 155 | SynthContext.class, Graphics.class, int.class, |
| 156 | int.class, int.class, int.class, int.class |
| 157 | }; |
| 158 | |
| 159 | private Object method; |
| 160 | int iconDimension = -1; |
| 161 | |
| 162 | DelegatingIcon(String methodName ){ |
| 163 | this.method = methodName; |
| 164 | } |
| 165 | |
| 166 | public void paintIcon(SynthContext context, Graphics g, |
| 167 | int x, int y, int w, int h) { |
| 168 | if (context != null) { |
| 169 | GTKPainter.INSTANCE.paintIcon(context, g, |
| 170 | getMethod(), x, y, w, h); |
| 171 | } |
| 172 | } |
| 173 | |
| 174 | public int getIconWidth(SynthContext context) { |
| 175 | return getIconDimension(context); |
| 176 | } |
| 177 | |
| 178 | public int getIconHeight(SynthContext context) { |
| 179 | return getIconDimension(context); |
| 180 | } |
| 181 | |
| 182 | void resetIconDimensions() { |
| 183 | iconDimension = -1; |
| 184 | } |
| 185 | |
| 186 | protected Method getMethod() { |
| 187 | if (method instanceof String) { |
| 188 | method = resolveMethod((String)method); |
| 189 | } |
| 190 | return (Method)method; |
| 191 | } |
| 192 | |
| 193 | protected Class[] getMethodParamTypes() { |
| 194 | return PARAM_TYPES; |
| 195 | } |
| 196 | |
| 197 | private Method resolveMethod(String name) { |
| 198 | try { |
| 199 | return GTKPainter.class.getMethod(name, getMethodParamTypes()); |
| 200 | } catch (NoSuchMethodException e) { |
| 201 | assert false; |
| 202 | } |
| 203 | return null; |
| 204 | } |
| 205 | |
| 206 | int getIconDimension(SynthContext context) { |
| 207 | if (iconDimension >= 0) { |
| 208 | return iconDimension; |
| 209 | } |
| 210 | |
| 211 | if (context == null) { |
| 212 | return DEFAULT_ICON_SIZE; |
| 213 | } |
| 214 | |
| 215 | Region region = context.getRegion(); |
| 216 | GTKStyle style = (GTKStyle) context.getStyle(); |
| 217 | iconDimension = style.getClassSpecificIntValue(context, |
| 218 | "indicator-size", |
| 219 | (region == Region.CHECK_BOX_MENU_ITEM || |
| 220 | region == Region.RADIO_BUTTON_MENU_ITEM) ? |
| 221 | DEFAULT_TOGGLE_MENU_ITEM_SIZE : DEFAULT_ICON_SIZE); |
| 222 | |
| 223 | if (region == Region.CHECK_BOX || region == Region.RADIO_BUTTON) { |
| 224 | iconDimension += 2 * style.getClassSpecificIntValue(context, |
| 225 | "indicator-spacing", DEFAULT_ICON_SPACING); |
| 226 | } else if (region == Region.CHECK_BOX_MENU_ITEM || |
| 227 | region == Region.RADIO_BUTTON_MENU_ITEM) { |
| 228 | iconDimension += 2 * CHECK_ICON_EXTRA_INSET; |
| 229 | } |
| 230 | return iconDimension; |
| 231 | } |
| 232 | } |
| 233 | |
| 234 | private static class SynthExpanderIcon extends DelegatingIcon { |
| 235 | SynthExpanderIcon(String method) { |
| 236 | super(method); |
| 237 | } |
| 238 | |
| 239 | public void paintIcon(SynthContext context, Graphics g, int x, int y, |
| 240 | int w, int h) { |
| 241 | if (context != null) { |
| 242 | super.paintIcon(context, g, x, y, w, h); |
| 243 | updateSizeIfNecessary(context); |
| 244 | } |
| 245 | } |
| 246 | |
| 247 | int getIconDimension(SynthContext context) { |
| 248 | updateSizeIfNecessary(context); |
| 249 | return (iconDimension == -1) ? DEFAULT_ICON_SIZE : |
| 250 | iconDimension; |
| 251 | } |
| 252 | |
| 253 | private void updateSizeIfNecessary(SynthContext context) { |
| 254 | if (iconDimension == -1 && context != null) { |
| 255 | iconDimension = context.getStyle().getInt(context, |
| 256 | "Tree.expanderSize", 10); |
| 257 | } |
| 258 | } |
| 259 | } |
| 260 | |
| 261 | // GTK has a separate widget for the handle box, to mirror this |
| 262 | // we create a unique icon per ToolBar and lookup the style for the |
| 263 | // HandleBox. |
| 264 | private static class ToolBarHandleIcon extends DelegatingIcon { |
| 265 | private static final Class[] PARAM_TYPES = new Class[] { |
| 266 | SynthContext.class, Graphics.class, int.class, |
| 267 | int.class, int.class, int.class, int.class, Orientation.class, |
| 268 | }; |
| 269 | |
| 270 | private SynthStyle style; |
| 271 | |
| 272 | public ToolBarHandleIcon() { |
| 273 | super(TOOL_BAR_HANDLE_ICON); |
| 274 | } |
| 275 | |
| 276 | protected Class[] getMethodParamTypes() { |
| 277 | return PARAM_TYPES; |
| 278 | } |
| 279 | |
| 280 | public void paintIcon(SynthContext context, Graphics g, int x, int y, |
| 281 | int w, int h) { |
| 282 | JToolBar toolbar = (JToolBar)context.getComponent(); |
| 283 | Orientation orientation = |
| 284 | (toolbar.getOrientation() == JToolBar.HORIZONTAL ? |
| 285 | Orientation.HORIZONTAL : Orientation.VERTICAL); |
| 286 | |
| 287 | if (style == null) { |
| 288 | style = SynthLookAndFeel.getStyleFactory().getStyle( |
| 289 | context.getComponent(), GTKRegion.HANDLE_BOX); |
| 290 | } |
| 291 | context = new SynthContext(toolbar, GTKRegion.HANDLE_BOX, |
| 292 | style, SynthConstants.ENABLED); |
| 293 | |
| 294 | GTKPainter.INSTANCE.paintIcon(context, g, |
| 295 | getMethod(), x, y, w, h, orientation); |
| 296 | } |
| 297 | |
| 298 | public int getIconWidth(SynthContext context) { |
| 299 | if (context == null) { |
| 300 | return 10; |
| 301 | } |
| 302 | if (((JToolBar)context.getComponent()).getOrientation() == |
| 303 | JToolBar.HORIZONTAL) { |
| 304 | return 10; |
| 305 | } else { |
| 306 | return context.getComponent().getWidth(); |
| 307 | } |
| 308 | } |
| 309 | |
| 310 | public int getIconHeight(SynthContext context) { |
| 311 | if (context == null) { |
| 312 | return 10; |
| 313 | } |
| 314 | if (((JToolBar)context.getComponent()).getOrientation() == |
| 315 | JToolBar.HORIZONTAL) { |
| 316 | return context.getComponent().getHeight(); |
| 317 | } else { |
| 318 | return 10; |
| 319 | } |
| 320 | } |
| 321 | } |
| 322 | |
| 323 | private static class MenuArrowIcon extends DelegatingIcon { |
| 324 | private static final Class[] PARAM_TYPES = new Class[] { |
| 325 | SynthContext.class, Graphics.class, int.class, |
| 326 | int.class, int.class, int.class, int.class, ArrowType.class, |
| 327 | }; |
| 328 | |
| 329 | public MenuArrowIcon() { |
| 330 | super(MENU_ARROW_ICON); |
| 331 | } |
| 332 | |
| 333 | protected Class[] getMethodParamTypes() { |
| 334 | return PARAM_TYPES; |
| 335 | } |
| 336 | |
| 337 | public void paintIcon(SynthContext context, Graphics g, int x, int y, |
| 338 | int w, int h) { |
| 339 | ArrowType arrowDir = ArrowType.RIGHT; |
| 340 | if (!context.getComponent().getComponentOrientation().isLeftToRight()) { |
| 341 | arrowDir = ArrowType.LEFT; |
| 342 | } |
| 343 | GTKPainter.INSTANCE.paintIcon(context, g, |
| 344 | getMethod(), x, y, w, h, arrowDir); |
| 345 | } |
| 346 | } |
| 347 | } |