J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 1998-2003 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.metal; |
| 27 | |
| 28 | import java.awt.*; |
| 29 | import javax.swing.*; |
| 30 | import javax.swing.border.*; |
| 31 | import javax.swing.plaf.basic.*; |
| 32 | |
| 33 | |
| 34 | /** |
| 35 | * Metal's split pane divider |
| 36 | * <p> |
| 37 | * <strong>Warning:</strong> |
| 38 | * Serialized objects of this class will not be compatible with |
| 39 | * future Swing releases. The current serialization support is |
| 40 | * appropriate for short term storage or RMI between applications running |
| 41 | * the same version of Swing. As of 1.4, support for long term storage |
| 42 | * of all JavaBeans<sup><font size="-2">TM</font></sup> |
| 43 | * has been added to the <code>java.beans</code> package. |
| 44 | * Please see {@link java.beans.XMLEncoder}. |
| 45 | * |
| 46 | * @author Steve Wilson |
| 47 | * @author Ralph kar |
| 48 | */ |
| 49 | class MetalSplitPaneDivider extends BasicSplitPaneDivider |
| 50 | { |
| 51 | private MetalBumps bumps = new MetalBumps(10, 10, |
| 52 | MetalLookAndFeel.getControlHighlight(), |
| 53 | MetalLookAndFeel.getControlDarkShadow(), |
| 54 | MetalLookAndFeel.getControl() ); |
| 55 | |
| 56 | private MetalBumps focusBumps = new MetalBumps(10, 10, |
| 57 | MetalLookAndFeel.getPrimaryControlHighlight(), |
| 58 | MetalLookAndFeel.getPrimaryControlDarkShadow(), |
| 59 | UIManager.getColor("SplitPane.dividerFocusColor")); |
| 60 | |
| 61 | private int inset = 2; |
| 62 | |
| 63 | private Color controlColor = MetalLookAndFeel.getControl(); |
| 64 | private Color primaryControlColor = UIManager.getColor( |
| 65 | "SplitPane.dividerFocusColor"); |
| 66 | |
| 67 | public MetalSplitPaneDivider(BasicSplitPaneUI ui) { |
| 68 | super(ui); |
| 69 | } |
| 70 | |
| 71 | public void paint(Graphics g) { |
| 72 | MetalBumps usedBumps; |
| 73 | if (splitPane.hasFocus()) { |
| 74 | usedBumps = focusBumps; |
| 75 | g.setColor(primaryControlColor); |
| 76 | } |
| 77 | else { |
| 78 | usedBumps = bumps; |
| 79 | g.setColor(controlColor); |
| 80 | } |
| 81 | Rectangle clip = g.getClipBounds(); |
| 82 | Insets insets = getInsets(); |
| 83 | g.fillRect(clip.x, clip.y, clip.width, clip.height); |
| 84 | Dimension size = getSize(); |
| 85 | size.width -= inset * 2; |
| 86 | size.height -= inset * 2; |
| 87 | int drawX = inset; |
| 88 | int drawY = inset; |
| 89 | if (insets != null) { |
| 90 | size.width -= (insets.left + insets.right); |
| 91 | size.height -= (insets.top + insets.bottom); |
| 92 | drawX += insets.left; |
| 93 | drawY += insets.top; |
| 94 | } |
| 95 | usedBumps.setBumpArea(size); |
| 96 | usedBumps.paintIcon(this, g, drawX, drawY); |
| 97 | super.paint(g); |
| 98 | } |
| 99 | |
| 100 | /** |
| 101 | * Creates and return an instance of JButton that can be used to |
| 102 | * collapse the left component in the metal split pane. |
| 103 | */ |
| 104 | protected JButton createLeftOneTouchButton() { |
| 105 | JButton b = new JButton() { |
| 106 | // Sprite buffer for the arrow image of the left button |
| 107 | int[][] buffer = {{0, 0, 0, 2, 2, 0, 0, 0, 0}, |
| 108 | {0, 0, 2, 1, 1, 1, 0, 0, 0}, |
| 109 | {0, 2, 1, 1, 1, 1, 1, 0, 0}, |
| 110 | {2, 1, 1, 1, 1, 1, 1, 1, 0}, |
| 111 | {0, 3, 3, 3, 3, 3, 3, 3, 3}}; |
| 112 | |
| 113 | public void setBorder(Border b) { |
| 114 | } |
| 115 | |
| 116 | public void paint(Graphics g) { |
| 117 | JSplitPane splitPane = getSplitPaneFromSuper(); |
| 118 | if(splitPane != null) { |
| 119 | int oneTouchSize = getOneTouchSizeFromSuper(); |
| 120 | int orientation = getOrientationFromSuper(); |
| 121 | int blockSize = Math.min(getDividerSize(), |
| 122 | oneTouchSize); |
| 123 | |
| 124 | // Initialize the color array |
| 125 | Color[] colors = { |
| 126 | this.getBackground(), |
| 127 | MetalLookAndFeel.getPrimaryControlDarkShadow(), |
| 128 | MetalLookAndFeel.getPrimaryControlInfo(), |
| 129 | MetalLookAndFeel.getPrimaryControlHighlight()}; |
| 130 | |
| 131 | // Fill the background first ... |
| 132 | g.setColor(this.getBackground()); |
| 133 | if (isOpaque()) { |
| 134 | g.fillRect(0, 0, this.getWidth(), |
| 135 | this.getHeight()); |
| 136 | } |
| 137 | |
| 138 | // ... then draw the arrow. |
| 139 | if (getModel().isPressed()) { |
| 140 | // Adjust color mapping for pressed button state |
| 141 | colors[1] = colors[2]; |
| 142 | } |
| 143 | if(orientation == JSplitPane.VERTICAL_SPLIT) { |
| 144 | // Draw the image for a vertical split |
| 145 | for (int i=1; i<=buffer[0].length; i++) { |
| 146 | for (int j=1; j<blockSize; j++) { |
| 147 | if (buffer[j-1][i-1] == 0) { |
| 148 | continue; |
| 149 | } |
| 150 | else { |
| 151 | g.setColor( |
| 152 | colors[buffer[j-1][i-1]]); |
| 153 | } |
| 154 | g.drawLine(i, j, i, j); |
| 155 | } |
| 156 | } |
| 157 | } |
| 158 | else { |
| 159 | // Draw the image for a horizontal split |
| 160 | // by simply swaping the i and j axis. |
| 161 | // Except the drawLine() call this code is |
| 162 | // identical to the code block above. This was done |
| 163 | // in order to remove the additional orientation |
| 164 | // check for each pixel. |
| 165 | for (int i=1; i<=buffer[0].length; i++) { |
| 166 | for (int j=1; j<blockSize; j++) { |
| 167 | if (buffer[j-1][i-1] == 0) { |
| 168 | // Nothing needs |
| 169 | // to be drawn |
| 170 | continue; |
| 171 | } |
| 172 | else { |
| 173 | // Set the color from the |
| 174 | // color map |
| 175 | g.setColor( |
| 176 | colors[buffer[j-1][i-1]]); |
| 177 | } |
| 178 | // Draw a pixel |
| 179 | g.drawLine(j, i, j, i); |
| 180 | } |
| 181 | } |
| 182 | } |
| 183 | } |
| 184 | } |
| 185 | |
| 186 | // Don't want the button to participate in focus traversable. |
| 187 | public boolean isFocusTraversable() { |
| 188 | return false; |
| 189 | } |
| 190 | }; |
| 191 | b.setRequestFocusEnabled(false); |
| 192 | b.setCursor(Cursor.getPredefinedCursor(Cursor.DEFAULT_CURSOR)); |
| 193 | b.setFocusPainted(false); |
| 194 | b.setBorderPainted(false); |
| 195 | maybeMakeButtonOpaque(b); |
| 196 | return b; |
| 197 | } |
| 198 | |
| 199 | /** |
| 200 | * If necessary <code>c</code> is made opaque. |
| 201 | */ |
| 202 | private void maybeMakeButtonOpaque(JComponent c) { |
| 203 | Object opaque = UIManager.get("SplitPane.oneTouchButtonsOpaque"); |
| 204 | if (opaque != null) { |
| 205 | c.setOpaque(((Boolean)opaque).booleanValue()); |
| 206 | } |
| 207 | } |
| 208 | |
| 209 | /** |
| 210 | * Creates and return an instance of JButton that can be used to |
| 211 | * collapse the right component in the metal split pane. |
| 212 | */ |
| 213 | protected JButton createRightOneTouchButton() { |
| 214 | JButton b = new JButton() { |
| 215 | // Sprite buffer for the arrow image of the right button |
| 216 | int[][] buffer = {{2, 2, 2, 2, 2, 2, 2, 2}, |
| 217 | {0, 1, 1, 1, 1, 1, 1, 3}, |
| 218 | {0, 0, 1, 1, 1, 1, 3, 0}, |
| 219 | {0, 0, 0, 1, 1, 3, 0, 0}, |
| 220 | {0, 0, 0, 0, 3, 0, 0, 0}}; |
| 221 | |
| 222 | public void setBorder(Border border) { |
| 223 | } |
| 224 | |
| 225 | public void paint(Graphics g) { |
| 226 | JSplitPane splitPane = getSplitPaneFromSuper(); |
| 227 | if(splitPane != null) { |
| 228 | int oneTouchSize = getOneTouchSizeFromSuper(); |
| 229 | int orientation = getOrientationFromSuper(); |
| 230 | int blockSize = Math.min(getDividerSize(), |
| 231 | oneTouchSize); |
| 232 | |
| 233 | // Initialize the color array |
| 234 | Color[] colors = { |
| 235 | this.getBackground(), |
| 236 | MetalLookAndFeel.getPrimaryControlDarkShadow(), |
| 237 | MetalLookAndFeel.getPrimaryControlInfo(), |
| 238 | MetalLookAndFeel.getPrimaryControlHighlight()}; |
| 239 | |
| 240 | // Fill the background first ... |
| 241 | g.setColor(this.getBackground()); |
| 242 | if (isOpaque()) { |
| 243 | g.fillRect(0, 0, this.getWidth(), |
| 244 | this.getHeight()); |
| 245 | } |
| 246 | |
| 247 | // ... then draw the arrow. |
| 248 | if (getModel().isPressed()) { |
| 249 | // Adjust color mapping for pressed button state |
| 250 | colors[1] = colors[2]; |
| 251 | } |
| 252 | if(orientation == JSplitPane.VERTICAL_SPLIT) { |
| 253 | // Draw the image for a vertical split |
| 254 | for (int i=1; i<=buffer[0].length; i++) { |
| 255 | for (int j=1; j<blockSize; j++) { |
| 256 | if (buffer[j-1][i-1] == 0) { |
| 257 | continue; |
| 258 | } |
| 259 | else { |
| 260 | g.setColor( |
| 261 | colors[buffer[j-1][i-1]]); |
| 262 | } |
| 263 | g.drawLine(i, j, i, j); |
| 264 | } |
| 265 | } |
| 266 | } |
| 267 | else { |
| 268 | // Draw the image for a horizontal split |
| 269 | // by simply swaping the i and j axis. |
| 270 | // Except the drawLine() call this code is |
| 271 | // identical to the code block above. This was done |
| 272 | // in order to remove the additional orientation |
| 273 | // check for each pixel. |
| 274 | for (int i=1; i<=buffer[0].length; i++) { |
| 275 | for (int j=1; j<blockSize; j++) { |
| 276 | if (buffer[j-1][i-1] == 0) { |
| 277 | // Nothing needs |
| 278 | // to be drawn |
| 279 | continue; |
| 280 | } |
| 281 | else { |
| 282 | // Set the color from the |
| 283 | // color map |
| 284 | g.setColor( |
| 285 | colors[buffer[j-1][i-1]]); |
| 286 | } |
| 287 | // Draw a pixel |
| 288 | g.drawLine(j, i, j, i); |
| 289 | } |
| 290 | } |
| 291 | } |
| 292 | } |
| 293 | } |
| 294 | |
| 295 | // Don't want the button to participate in focus traversable. |
| 296 | public boolean isFocusTraversable() { |
| 297 | return false; |
| 298 | } |
| 299 | }; |
| 300 | b.setCursor(Cursor.getPredefinedCursor(Cursor.DEFAULT_CURSOR)); |
| 301 | b.setFocusPainted(false); |
| 302 | b.setBorderPainted(false); |
| 303 | b.setRequestFocusEnabled(false); |
| 304 | maybeMakeButtonOpaque(b); |
| 305 | return b; |
| 306 | } |
| 307 | |
| 308 | /** |
| 309 | * Used to layout a MetalSplitPaneDivider. Layout for the divider |
| 310 | * involves appropriately moving the left/right buttons around. |
| 311 | * <p> |
| 312 | * This class should be treated as a "protected" inner class. |
| 313 | * Instantiate it only within subclasses of MetalSplitPaneDivider. |
| 314 | */ |
| 315 | public class MetalDividerLayout implements LayoutManager { |
| 316 | |
| 317 | // NOTE NOTE NOTE NOTE NOTE |
| 318 | // This class is no longer used, the functionality has |
| 319 | // been rolled into BasicSplitPaneDivider.DividerLayout as a |
| 320 | // defaults property |
| 321 | |
| 322 | public void layoutContainer(Container c) { |
| 323 | JButton leftButton = getLeftButtonFromSuper(); |
| 324 | JButton rightButton = getRightButtonFromSuper(); |
| 325 | JSplitPane splitPane = getSplitPaneFromSuper(); |
| 326 | int orientation = getOrientationFromSuper(); |
| 327 | int oneTouchSize = getOneTouchSizeFromSuper(); |
| 328 | int oneTouchOffset = getOneTouchOffsetFromSuper(); |
| 329 | Insets insets = getInsets(); |
| 330 | |
| 331 | // This layout differs from the one used in BasicSplitPaneDivider. |
| 332 | // It does not center justify the oneTouchExpadable buttons. |
| 333 | // This was necessary in order to meet the spec of the Metal |
| 334 | // splitpane divider. |
| 335 | if (leftButton != null && rightButton != null && |
| 336 | c == MetalSplitPaneDivider.this) { |
| 337 | if (splitPane.isOneTouchExpandable()) { |
| 338 | if (orientation == JSplitPane.VERTICAL_SPLIT) { |
| 339 | int extraY = (insets != null) ? insets.top : 0; |
| 340 | int blockSize = getDividerSize(); |
| 341 | |
| 342 | if (insets != null) { |
| 343 | blockSize -= (insets.top + insets.bottom); |
| 344 | } |
| 345 | blockSize = Math.min(blockSize, oneTouchSize); |
| 346 | leftButton.setBounds(oneTouchOffset, extraY, |
| 347 | blockSize * 2, blockSize); |
| 348 | rightButton.setBounds(oneTouchOffset + |
| 349 | oneTouchSize * 2, extraY, |
| 350 | blockSize * 2, blockSize); |
| 351 | } |
| 352 | else { |
| 353 | int blockSize = getDividerSize(); |
| 354 | int extraX = (insets != null) ? insets.left : 0; |
| 355 | |
| 356 | if (insets != null) { |
| 357 | blockSize -= (insets.left + insets.right); |
| 358 | } |
| 359 | blockSize = Math.min(blockSize, oneTouchSize); |
| 360 | leftButton.setBounds(extraX, oneTouchOffset, |
| 361 | blockSize, blockSize * 2); |
| 362 | rightButton.setBounds(extraX, oneTouchOffset + |
| 363 | oneTouchSize * 2, blockSize, |
| 364 | blockSize * 2); |
| 365 | } |
| 366 | } |
| 367 | else { |
| 368 | leftButton.setBounds(-5, -5, 1, 1); |
| 369 | rightButton.setBounds(-5, -5, 1, 1); |
| 370 | } |
| 371 | } |
| 372 | } |
| 373 | |
| 374 | public Dimension minimumLayoutSize(Container c) { |
| 375 | return new Dimension(0,0); |
| 376 | } |
| 377 | |
| 378 | public Dimension preferredLayoutSize(Container c) { |
| 379 | return new Dimension(0, 0); |
| 380 | } |
| 381 | |
| 382 | public void removeLayoutComponent(Component c) {} |
| 383 | |
| 384 | public void addLayoutComponent(String string, Component c) {} |
| 385 | } |
| 386 | |
| 387 | /* |
| 388 | * The following methods only exist in order to be able to access protected |
| 389 | * members in the superclass, because these are otherwise not available |
| 390 | * in any inner class. |
| 391 | */ |
| 392 | |
| 393 | int getOneTouchSizeFromSuper() { |
| 394 | return super.ONE_TOUCH_SIZE; |
| 395 | } |
| 396 | |
| 397 | int getOneTouchOffsetFromSuper() { |
| 398 | return super.ONE_TOUCH_OFFSET; |
| 399 | } |
| 400 | |
| 401 | int getOrientationFromSuper() { |
| 402 | return super.orientation; |
| 403 | } |
| 404 | |
| 405 | JSplitPane getSplitPaneFromSuper() { |
| 406 | return super.splitPane; |
| 407 | } |
| 408 | |
| 409 | JButton getLeftButtonFromSuper() { |
| 410 | return super.leftButton; |
| 411 | } |
| 412 | |
| 413 | JButton getRightButtonFromSuper() { |
| 414 | return super.rightButton; |
| 415 | } |
| 416 | } |