J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2000-2006 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 | |
| 26 | package javax.swing.plaf.metal; |
| 27 | |
| 28 | import sun.swing.SwingUtilities2; |
| 29 | import sun.awt.SunToolkit; |
| 30 | import java.awt.*; |
| 31 | import java.awt.event.*; |
| 32 | import java.beans.*; |
| 33 | import javax.swing.*; |
| 34 | import javax.swing.border.*; |
| 35 | import javax.swing.event.InternalFrameEvent; |
| 36 | import javax.swing.plaf.*; |
| 37 | import javax.swing.plaf.basic.*; |
| 38 | import java.util.Locale; |
| 39 | import javax.accessibility.*; |
| 40 | |
| 41 | |
| 42 | /** |
| 43 | * Class that manages a JLF awt.Window-descendant class's title bar. |
| 44 | * <p> |
| 45 | * This class assumes it will be created with a particular window |
| 46 | * decoration style, and that if the style changes, a new one will |
| 47 | * be created. |
| 48 | * |
| 49 | * @author Terry Kellerman |
| 50 | * @since 1.4 |
| 51 | */ |
| 52 | class MetalTitlePane extends JComponent { |
| 53 | private static final Border handyEmptyBorder = new EmptyBorder(0,0,0,0); |
| 54 | private static final int IMAGE_HEIGHT = 16; |
| 55 | private static final int IMAGE_WIDTH = 16; |
| 56 | |
| 57 | /** |
| 58 | * PropertyChangeListener added to the JRootPane. |
| 59 | */ |
| 60 | private PropertyChangeListener propertyChangeListener; |
| 61 | |
| 62 | /** |
| 63 | * JMenuBar, typically renders the system menu items. |
| 64 | */ |
| 65 | private JMenuBar menuBar; |
| 66 | /** |
| 67 | * Action used to close the Window. |
| 68 | */ |
| 69 | private Action closeAction; |
| 70 | |
| 71 | /** |
| 72 | * Action used to iconify the Frame. |
| 73 | */ |
| 74 | private Action iconifyAction; |
| 75 | |
| 76 | /** |
| 77 | * Action to restore the Frame size. |
| 78 | */ |
| 79 | private Action restoreAction; |
| 80 | |
| 81 | /** |
| 82 | * Action to restore the Frame size. |
| 83 | */ |
| 84 | private Action maximizeAction; |
| 85 | |
| 86 | /** |
| 87 | * Button used to maximize or restore the Frame. |
| 88 | */ |
| 89 | private JButton toggleButton; |
| 90 | |
| 91 | /** |
| 92 | * Button used to maximize or restore the Frame. |
| 93 | */ |
| 94 | private JButton iconifyButton; |
| 95 | |
| 96 | /** |
| 97 | * Button used to maximize or restore the Frame. |
| 98 | */ |
| 99 | private JButton closeButton; |
| 100 | |
| 101 | /** |
| 102 | * Icon used for toggleButton when window is normal size. |
| 103 | */ |
| 104 | private Icon maximizeIcon; |
| 105 | |
| 106 | /** |
| 107 | * Icon used for toggleButton when window is maximized. |
| 108 | */ |
| 109 | private Icon minimizeIcon; |
| 110 | |
| 111 | /** |
| 112 | * Image used for the system menu icon |
| 113 | */ |
| 114 | private Image systemIcon; |
| 115 | |
| 116 | /** |
| 117 | * Listens for changes in the state of the Window listener to update |
| 118 | * the state of the widgets. |
| 119 | */ |
| 120 | private WindowListener windowListener; |
| 121 | |
| 122 | /** |
| 123 | * Window we're currently in. |
| 124 | */ |
| 125 | private Window window; |
| 126 | |
| 127 | /** |
| 128 | * JRootPane rendering for. |
| 129 | */ |
| 130 | private JRootPane rootPane; |
| 131 | |
| 132 | /** |
| 133 | * Room remaining in title for bumps. |
| 134 | */ |
| 135 | private int buttonsWidth; |
| 136 | |
| 137 | /** |
| 138 | * Buffered Frame.state property. As state isn't bound, this is kept |
| 139 | * to determine when to avoid updating widgets. |
| 140 | */ |
| 141 | private int state; |
| 142 | |
| 143 | /** |
| 144 | * MetalRootPaneUI that created us. |
| 145 | */ |
| 146 | private MetalRootPaneUI rootPaneUI; |
| 147 | |
| 148 | |
| 149 | // Colors |
| 150 | private Color inactiveBackground = UIManager.getColor("inactiveCaption"); |
| 151 | private Color inactiveForeground = UIManager.getColor("inactiveCaptionText"); |
| 152 | private Color inactiveShadow = UIManager.getColor("inactiveCaptionBorder"); |
| 153 | private Color activeBumpsHighlight = MetalLookAndFeel.getPrimaryControlHighlight(); |
| 154 | private Color activeBumpsShadow = MetalLookAndFeel.getPrimaryControlDarkShadow(); |
| 155 | private Color activeBackground = null; |
| 156 | private Color activeForeground = null; |
| 157 | private Color activeShadow = null; |
| 158 | |
| 159 | // Bumps |
| 160 | private MetalBumps activeBumps |
| 161 | = new MetalBumps( 0, 0, |
| 162 | activeBumpsHighlight, |
| 163 | activeBumpsShadow, |
| 164 | MetalLookAndFeel.getPrimaryControl() ); |
| 165 | private MetalBumps inactiveBumps |
| 166 | = new MetalBumps( 0, 0, |
| 167 | MetalLookAndFeel.getControlHighlight(), |
| 168 | MetalLookAndFeel.getControlDarkShadow(), |
| 169 | MetalLookAndFeel.getControl() ); |
| 170 | |
| 171 | |
| 172 | public MetalTitlePane(JRootPane root, MetalRootPaneUI ui) { |
| 173 | this.rootPane = root; |
| 174 | rootPaneUI = ui; |
| 175 | |
| 176 | state = -1; |
| 177 | |
| 178 | installSubcomponents(); |
| 179 | determineColors(); |
| 180 | installDefaults(); |
| 181 | |
| 182 | setLayout(createLayout()); |
| 183 | } |
| 184 | |
| 185 | /** |
| 186 | * Uninstalls the necessary state. |
| 187 | */ |
| 188 | private void uninstall() { |
| 189 | uninstallListeners(); |
| 190 | window = null; |
| 191 | removeAll(); |
| 192 | } |
| 193 | |
| 194 | /** |
| 195 | * Installs the necessary listeners. |
| 196 | */ |
| 197 | private void installListeners() { |
| 198 | if (window != null) { |
| 199 | windowListener = createWindowListener(); |
| 200 | window.addWindowListener(windowListener); |
| 201 | propertyChangeListener = createWindowPropertyChangeListener(); |
| 202 | window.addPropertyChangeListener(propertyChangeListener); |
| 203 | } |
| 204 | } |
| 205 | |
| 206 | /** |
| 207 | * Uninstalls the necessary listeners. |
| 208 | */ |
| 209 | private void uninstallListeners() { |
| 210 | if (window != null) { |
| 211 | window.removeWindowListener(windowListener); |
| 212 | window.removePropertyChangeListener(propertyChangeListener); |
| 213 | } |
| 214 | } |
| 215 | |
| 216 | /** |
| 217 | * Returns the <code>WindowListener</code> to add to the |
| 218 | * <code>Window</code>. |
| 219 | */ |
| 220 | private WindowListener createWindowListener() { |
| 221 | return new WindowHandler(); |
| 222 | } |
| 223 | |
| 224 | /** |
| 225 | * Returns the <code>PropertyChangeListener</code> to install on |
| 226 | * the <code>Window</code>. |
| 227 | */ |
| 228 | private PropertyChangeListener createWindowPropertyChangeListener() { |
| 229 | return new PropertyChangeHandler(); |
| 230 | } |
| 231 | |
| 232 | /** |
| 233 | * Returns the <code>JRootPane</code> this was created for. |
| 234 | */ |
| 235 | public JRootPane getRootPane() { |
| 236 | return rootPane; |
| 237 | } |
| 238 | |
| 239 | /** |
| 240 | * Returns the decoration style of the <code>JRootPane</code>. |
| 241 | */ |
| 242 | private int getWindowDecorationStyle() { |
| 243 | return getRootPane().getWindowDecorationStyle(); |
| 244 | } |
| 245 | |
| 246 | public void addNotify() { |
| 247 | super.addNotify(); |
| 248 | |
| 249 | uninstallListeners(); |
| 250 | |
| 251 | window = SwingUtilities.getWindowAncestor(this); |
| 252 | if (window != null) { |
| 253 | if (window instanceof Frame) { |
| 254 | setState(((Frame)window).getExtendedState()); |
| 255 | } |
| 256 | else { |
| 257 | setState(0); |
| 258 | } |
| 259 | setActive(window.isActive()); |
| 260 | installListeners(); |
| 261 | updateSystemIcon(); |
| 262 | } |
| 263 | } |
| 264 | |
| 265 | public void removeNotify() { |
| 266 | super.removeNotify(); |
| 267 | |
| 268 | uninstallListeners(); |
| 269 | window = null; |
| 270 | } |
| 271 | |
| 272 | /** |
| 273 | * Adds any sub-Components contained in the <code>MetalTitlePane</code>. |
| 274 | */ |
| 275 | private void installSubcomponents() { |
| 276 | int decorationStyle = getWindowDecorationStyle(); |
| 277 | if (decorationStyle == JRootPane.FRAME) { |
| 278 | createActions(); |
| 279 | menuBar = createMenuBar(); |
| 280 | add(menuBar); |
| 281 | createButtons(); |
| 282 | add(iconifyButton); |
| 283 | add(toggleButton); |
| 284 | add(closeButton); |
| 285 | } else if (decorationStyle == JRootPane.PLAIN_DIALOG || |
| 286 | decorationStyle == JRootPane.INFORMATION_DIALOG || |
| 287 | decorationStyle == JRootPane.ERROR_DIALOG || |
| 288 | decorationStyle == JRootPane.COLOR_CHOOSER_DIALOG || |
| 289 | decorationStyle == JRootPane.FILE_CHOOSER_DIALOG || |
| 290 | decorationStyle == JRootPane.QUESTION_DIALOG || |
| 291 | decorationStyle == JRootPane.WARNING_DIALOG) { |
| 292 | createActions(); |
| 293 | createButtons(); |
| 294 | add(closeButton); |
| 295 | } |
| 296 | } |
| 297 | |
| 298 | /** |
| 299 | * Determines the Colors to draw with. |
| 300 | */ |
| 301 | private void determineColors() { |
| 302 | switch (getWindowDecorationStyle()) { |
| 303 | case JRootPane.FRAME: |
| 304 | activeBackground = UIManager.getColor("activeCaption"); |
| 305 | activeForeground = UIManager.getColor("activeCaptionText"); |
| 306 | activeShadow = UIManager.getColor("activeCaptionBorder"); |
| 307 | break; |
| 308 | case JRootPane.ERROR_DIALOG: |
| 309 | activeBackground = UIManager.getColor( |
| 310 | "OptionPane.errorDialog.titlePane.background"); |
| 311 | activeForeground = UIManager.getColor( |
| 312 | "OptionPane.errorDialog.titlePane.foreground"); |
| 313 | activeShadow = UIManager.getColor( |
| 314 | "OptionPane.errorDialog.titlePane.shadow"); |
| 315 | break; |
| 316 | case JRootPane.QUESTION_DIALOG: |
| 317 | case JRootPane.COLOR_CHOOSER_DIALOG: |
| 318 | case JRootPane.FILE_CHOOSER_DIALOG: |
| 319 | activeBackground = UIManager.getColor( |
| 320 | "OptionPane.questionDialog.titlePane.background"); |
| 321 | activeForeground = UIManager.getColor( |
| 322 | "OptionPane.questionDialog.titlePane.foreground"); |
| 323 | activeShadow = UIManager.getColor( |
| 324 | "OptionPane.questionDialog.titlePane.shadow"); |
| 325 | break; |
| 326 | case JRootPane.WARNING_DIALOG: |
| 327 | activeBackground = UIManager.getColor( |
| 328 | "OptionPane.warningDialog.titlePane.background"); |
| 329 | activeForeground = UIManager.getColor( |
| 330 | "OptionPane.warningDialog.titlePane.foreground"); |
| 331 | activeShadow = UIManager.getColor( |
| 332 | "OptionPane.warningDialog.titlePane.shadow"); |
| 333 | break; |
| 334 | case JRootPane.PLAIN_DIALOG: |
| 335 | case JRootPane.INFORMATION_DIALOG: |
| 336 | default: |
| 337 | activeBackground = UIManager.getColor("activeCaption"); |
| 338 | activeForeground = UIManager.getColor("activeCaptionText"); |
| 339 | activeShadow = UIManager.getColor("activeCaptionBorder"); |
| 340 | break; |
| 341 | } |
| 342 | activeBumps.setBumpColors(activeBumpsHighlight, activeBumpsShadow, |
| 343 | activeBackground); |
| 344 | } |
| 345 | |
| 346 | /** |
| 347 | * Installs the fonts and necessary properties on the MetalTitlePane. |
| 348 | */ |
| 349 | private void installDefaults() { |
| 350 | setFont(UIManager.getFont("InternalFrame.titleFont", getLocale())); |
| 351 | } |
| 352 | |
| 353 | /** |
| 354 | * Uninstalls any previously installed UI values. |
| 355 | */ |
| 356 | private void uninstallDefaults() { |
| 357 | } |
| 358 | |
| 359 | /** |
| 360 | * Returns the <code>JMenuBar</code> displaying the appropriate |
| 361 | * system menu items. |
| 362 | */ |
| 363 | protected JMenuBar createMenuBar() { |
| 364 | menuBar = new SystemMenuBar(); |
| 365 | menuBar.setFocusable(false); |
| 366 | menuBar.setBorderPainted(true); |
| 367 | menuBar.add(createMenu()); |
| 368 | return menuBar; |
| 369 | } |
| 370 | |
| 371 | /** |
| 372 | * Closes the Window. |
| 373 | */ |
| 374 | private void close() { |
| 375 | Window window = getWindow(); |
| 376 | |
| 377 | if (window != null) { |
| 378 | window.dispatchEvent(new WindowEvent( |
| 379 | window, WindowEvent.WINDOW_CLOSING)); |
| 380 | } |
| 381 | } |
| 382 | |
| 383 | /** |
| 384 | * Iconifies the Frame. |
| 385 | */ |
| 386 | private void iconify() { |
| 387 | Frame frame = getFrame(); |
| 388 | if (frame != null) { |
| 389 | frame.setExtendedState(state | Frame.ICONIFIED); |
| 390 | } |
| 391 | } |
| 392 | |
| 393 | /** |
| 394 | * Maximizes the Frame. |
| 395 | */ |
| 396 | private void maximize() { |
| 397 | Frame frame = getFrame(); |
| 398 | if (frame != null) { |
| 399 | frame.setExtendedState(state | Frame.MAXIMIZED_BOTH); |
| 400 | } |
| 401 | } |
| 402 | |
| 403 | /** |
| 404 | * Restores the Frame size. |
| 405 | */ |
| 406 | private void restore() { |
| 407 | Frame frame = getFrame(); |
| 408 | |
| 409 | if (frame == null) { |
| 410 | return; |
| 411 | } |
| 412 | |
| 413 | if ((state & Frame.ICONIFIED) != 0) { |
| 414 | frame.setExtendedState(state & ~Frame.ICONIFIED); |
| 415 | } else { |
| 416 | frame.setExtendedState(state & ~Frame.MAXIMIZED_BOTH); |
| 417 | } |
| 418 | } |
| 419 | |
| 420 | /** |
| 421 | * Create the <code>Action</code>s that get associated with the |
| 422 | * buttons and menu items. |
| 423 | */ |
| 424 | private void createActions() { |
| 425 | closeAction = new CloseAction(); |
| 426 | if (getWindowDecorationStyle() == JRootPane.FRAME) { |
| 427 | iconifyAction = new IconifyAction(); |
| 428 | restoreAction = new RestoreAction(); |
| 429 | maximizeAction = new MaximizeAction(); |
| 430 | } |
| 431 | } |
| 432 | |
| 433 | /** |
| 434 | * Returns the <code>JMenu</code> displaying the appropriate menu items |
| 435 | * for manipulating the Frame. |
| 436 | */ |
| 437 | private JMenu createMenu() { |
| 438 | JMenu menu = new JMenu(""); |
| 439 | if (getWindowDecorationStyle() == JRootPane.FRAME) { |
| 440 | addMenuItems(menu); |
| 441 | } |
| 442 | return menu; |
| 443 | } |
| 444 | |
| 445 | /** |
| 446 | * Adds the necessary <code>JMenuItem</code>s to the passed in menu. |
| 447 | */ |
| 448 | private void addMenuItems(JMenu menu) { |
| 449 | Locale locale = getRootPane().getLocale(); |
| 450 | JMenuItem mi = menu.add(restoreAction); |
| 451 | int mnemonic = MetalUtils.getInt("MetalTitlePane.restoreMnemonic", -1); |
| 452 | |
| 453 | if (mnemonic != -1) { |
| 454 | mi.setMnemonic(mnemonic); |
| 455 | } |
| 456 | |
| 457 | mi = menu.add(iconifyAction); |
| 458 | mnemonic = MetalUtils.getInt("MetalTitlePane.iconifyMnemonic", -1); |
| 459 | if (mnemonic != -1) { |
| 460 | mi.setMnemonic(mnemonic); |
| 461 | } |
| 462 | |
| 463 | if (Toolkit.getDefaultToolkit().isFrameStateSupported( |
| 464 | Frame.MAXIMIZED_BOTH)) { |
| 465 | mi = menu.add(maximizeAction); |
| 466 | mnemonic = |
| 467 | MetalUtils.getInt("MetalTitlePane.maximizeMnemonic", -1); |
| 468 | if (mnemonic != -1) { |
| 469 | mi.setMnemonic(mnemonic); |
| 470 | } |
| 471 | } |
| 472 | |
| 473 | menu.add(new JSeparator()); |
| 474 | |
| 475 | mi = menu.add(closeAction); |
| 476 | mnemonic = MetalUtils.getInt("MetalTitlePane.closeMnemonic", -1); |
| 477 | if (mnemonic != -1) { |
| 478 | mi.setMnemonic(mnemonic); |
| 479 | } |
| 480 | } |
| 481 | |
| 482 | /** |
| 483 | * Returns a <code>JButton</code> appropriate for placement on the |
| 484 | * TitlePane. |
| 485 | */ |
| 486 | private JButton createTitleButton() { |
| 487 | JButton button = new JButton(); |
| 488 | |
| 489 | button.setFocusPainted(false); |
| 490 | button.setFocusable(false); |
| 491 | button.setOpaque(true); |
| 492 | return button; |
| 493 | } |
| 494 | |
| 495 | /** |
| 496 | * Creates the Buttons that will be placed on the TitlePane. |
| 497 | */ |
| 498 | private void createButtons() { |
| 499 | closeButton = createTitleButton(); |
| 500 | closeButton.setAction(closeAction); |
| 501 | closeButton.setText(null); |
| 502 | closeButton.putClientProperty("paintActive", Boolean.TRUE); |
| 503 | closeButton.setBorder(handyEmptyBorder); |
| 504 | closeButton.putClientProperty(AccessibleContext.ACCESSIBLE_NAME_PROPERTY, |
| 505 | "Close"); |
| 506 | closeButton.setIcon(UIManager.getIcon("InternalFrame.closeIcon")); |
| 507 | |
| 508 | if (getWindowDecorationStyle() == JRootPane.FRAME) { |
| 509 | maximizeIcon = UIManager.getIcon("InternalFrame.maximizeIcon"); |
| 510 | minimizeIcon = UIManager.getIcon("InternalFrame.minimizeIcon"); |
| 511 | |
| 512 | iconifyButton = createTitleButton(); |
| 513 | iconifyButton.setAction(iconifyAction); |
| 514 | iconifyButton.setText(null); |
| 515 | iconifyButton.putClientProperty("paintActive", Boolean.TRUE); |
| 516 | iconifyButton.setBorder(handyEmptyBorder); |
| 517 | iconifyButton.putClientProperty(AccessibleContext.ACCESSIBLE_NAME_PROPERTY, |
| 518 | "Iconify"); |
| 519 | iconifyButton.setIcon(UIManager.getIcon("InternalFrame.iconifyIcon")); |
| 520 | |
| 521 | toggleButton = createTitleButton(); |
| 522 | toggleButton.setAction(restoreAction); |
| 523 | toggleButton.putClientProperty("paintActive", Boolean.TRUE); |
| 524 | toggleButton.setBorder(handyEmptyBorder); |
| 525 | toggleButton.putClientProperty(AccessibleContext.ACCESSIBLE_NAME_PROPERTY, |
| 526 | "Maximize"); |
| 527 | toggleButton.setIcon(maximizeIcon); |
| 528 | } |
| 529 | } |
| 530 | |
| 531 | /** |
| 532 | * Returns the <code>LayoutManager</code> that should be installed on |
| 533 | * the <code>MetalTitlePane</code>. |
| 534 | */ |
| 535 | private LayoutManager createLayout() { |
| 536 | return new TitlePaneLayout(); |
| 537 | } |
| 538 | |
| 539 | /** |
| 540 | * Updates state dependant upon the Window's active state. |
| 541 | */ |
| 542 | private void setActive(boolean isActive) { |
| 543 | Boolean activeB = isActive ? Boolean.TRUE : Boolean.FALSE; |
| 544 | |
| 545 | closeButton.putClientProperty("paintActive", activeB); |
| 546 | if (getWindowDecorationStyle() == JRootPane.FRAME) { |
| 547 | iconifyButton.putClientProperty("paintActive", activeB); |
| 548 | toggleButton.putClientProperty("paintActive", activeB); |
| 549 | } |
| 550 | // Repaint the whole thing as the Borders that are used have |
| 551 | // different colors for active vs inactive |
| 552 | getRootPane().repaint(); |
| 553 | } |
| 554 | |
| 555 | /** |
| 556 | * Sets the state of the Window. |
| 557 | */ |
| 558 | private void setState(int state) { |
| 559 | setState(state, false); |
| 560 | } |
| 561 | |
| 562 | /** |
| 563 | * Sets the state of the window. If <code>updateRegardless</code> is |
| 564 | * true and the state has not changed, this will update anyway. |
| 565 | */ |
| 566 | private void setState(int state, boolean updateRegardless) { |
| 567 | Window w = getWindow(); |
| 568 | |
| 569 | if (w != null && getWindowDecorationStyle() == JRootPane.FRAME) { |
| 570 | if (this.state == state && !updateRegardless) { |
| 571 | return; |
| 572 | } |
| 573 | Frame frame = getFrame(); |
| 574 | |
| 575 | if (frame != null) { |
| 576 | JRootPane rootPane = getRootPane(); |
| 577 | |
| 578 | if (((state & Frame.MAXIMIZED_BOTH) != 0) && |
| 579 | (rootPane.getBorder() == null || |
| 580 | (rootPane.getBorder() instanceof UIResource)) && |
| 581 | frame.isShowing()) { |
| 582 | rootPane.setBorder(null); |
| 583 | } |
| 584 | else if ((state & Frame.MAXIMIZED_BOTH) == 0) { |
| 585 | // This is a croak, if state becomes bound, this can |
| 586 | // be nuked. |
| 587 | rootPaneUI.installBorder(rootPane); |
| 588 | } |
| 589 | if (frame.isResizable()) { |
| 590 | if ((state & Frame.MAXIMIZED_BOTH) != 0) { |
| 591 | updateToggleButton(restoreAction, minimizeIcon); |
| 592 | maximizeAction.setEnabled(false); |
| 593 | restoreAction.setEnabled(true); |
| 594 | } |
| 595 | else { |
| 596 | updateToggleButton(maximizeAction, maximizeIcon); |
| 597 | maximizeAction.setEnabled(true); |
| 598 | restoreAction.setEnabled(false); |
| 599 | } |
| 600 | if (toggleButton.getParent() == null || |
| 601 | iconifyButton.getParent() == null) { |
| 602 | add(toggleButton); |
| 603 | add(iconifyButton); |
| 604 | revalidate(); |
| 605 | repaint(); |
| 606 | } |
| 607 | toggleButton.setText(null); |
| 608 | } |
| 609 | else { |
| 610 | maximizeAction.setEnabled(false); |
| 611 | restoreAction.setEnabled(false); |
| 612 | if (toggleButton.getParent() != null) { |
| 613 | remove(toggleButton); |
| 614 | revalidate(); |
| 615 | repaint(); |
| 616 | } |
| 617 | } |
| 618 | } |
| 619 | else { |
| 620 | // Not contained in a Frame |
| 621 | maximizeAction.setEnabled(false); |
| 622 | restoreAction.setEnabled(false); |
| 623 | iconifyAction.setEnabled(false); |
| 624 | remove(toggleButton); |
| 625 | remove(iconifyButton); |
| 626 | revalidate(); |
| 627 | repaint(); |
| 628 | } |
| 629 | closeAction.setEnabled(true); |
| 630 | this.state = state; |
| 631 | } |
| 632 | } |
| 633 | |
| 634 | /** |
| 635 | * Updates the toggle button to contain the Icon <code>icon</code>, and |
| 636 | * Action <code>action</code>. |
| 637 | */ |
| 638 | private void updateToggleButton(Action action, Icon icon) { |
| 639 | toggleButton.setAction(action); |
| 640 | toggleButton.setIcon(icon); |
| 641 | toggleButton.setText(null); |
| 642 | } |
| 643 | |
| 644 | /** |
| 645 | * Returns the Frame rendering in. This will return null if the |
| 646 | * <code>JRootPane</code> is not contained in a <code>Frame</code>. |
| 647 | */ |
| 648 | private Frame getFrame() { |
| 649 | Window window = getWindow(); |
| 650 | |
| 651 | if (window instanceof Frame) { |
| 652 | return (Frame)window; |
| 653 | } |
| 654 | return null; |
| 655 | } |
| 656 | |
| 657 | /** |
| 658 | * Returns the <code>Window</code> the <code>JRootPane</code> is |
| 659 | * contained in. This will return null if there is no parent ancestor |
| 660 | * of the <code>JRootPane</code>. |
| 661 | */ |
| 662 | private Window getWindow() { |
| 663 | return window; |
| 664 | } |
| 665 | |
| 666 | /** |
| 667 | * Returns the String to display as the title. |
| 668 | */ |
| 669 | private String getTitle() { |
| 670 | Window w = getWindow(); |
| 671 | |
| 672 | if (w instanceof Frame) { |
| 673 | return ((Frame)w).getTitle(); |
| 674 | } |
| 675 | else if (w instanceof Dialog) { |
| 676 | return ((Dialog)w).getTitle(); |
| 677 | } |
| 678 | return null; |
| 679 | } |
| 680 | |
| 681 | /** |
| 682 | * Renders the TitlePane. |
| 683 | */ |
| 684 | public void paintComponent(Graphics g) { |
| 685 | // As state isn't bound, we need a convenience place to check |
| 686 | // if it has changed. Changing the state typically changes the |
| 687 | if (getFrame() != null) { |
| 688 | setState(getFrame().getExtendedState()); |
| 689 | } |
| 690 | JRootPane rootPane = getRootPane(); |
| 691 | Window window = getWindow(); |
| 692 | boolean leftToRight = (window == null) ? |
| 693 | rootPane.getComponentOrientation().isLeftToRight() : |
| 694 | window.getComponentOrientation().isLeftToRight(); |
| 695 | boolean isSelected = (window == null) ? true : window.isActive(); |
| 696 | int width = getWidth(); |
| 697 | int height = getHeight(); |
| 698 | |
| 699 | Color background; |
| 700 | Color foreground; |
| 701 | Color darkShadow; |
| 702 | |
| 703 | MetalBumps bumps; |
| 704 | |
| 705 | if (isSelected) { |
| 706 | background = activeBackground; |
| 707 | foreground = activeForeground; |
| 708 | darkShadow = activeShadow; |
| 709 | bumps = activeBumps; |
| 710 | } else { |
| 711 | background = inactiveBackground; |
| 712 | foreground = inactiveForeground; |
| 713 | darkShadow = inactiveShadow; |
| 714 | bumps = inactiveBumps; |
| 715 | } |
| 716 | |
| 717 | g.setColor(background); |
| 718 | g.fillRect(0, 0, width, height); |
| 719 | |
| 720 | g.setColor( darkShadow ); |
| 721 | g.drawLine ( 0, height - 1, width, height -1); |
| 722 | g.drawLine ( 0, 0, 0 ,0); |
| 723 | g.drawLine ( width - 1, 0 , width -1, 0); |
| 724 | |
| 725 | int xOffset = leftToRight ? 5 : width - 5; |
| 726 | |
| 727 | if (getWindowDecorationStyle() == JRootPane.FRAME) { |
| 728 | xOffset += leftToRight ? IMAGE_WIDTH + 5 : - IMAGE_WIDTH - 5; |
| 729 | } |
| 730 | |
| 731 | String theTitle = getTitle(); |
| 732 | if (theTitle != null) { |
| 733 | FontMetrics fm = SwingUtilities2.getFontMetrics(rootPane, g); |
| 734 | |
| 735 | g.setColor(foreground); |
| 736 | |
| 737 | int yOffset = ( (height - fm.getHeight() ) / 2 ) + fm.getAscent(); |
| 738 | |
| 739 | Rectangle rect = new Rectangle(0, 0, 0, 0); |
| 740 | if (iconifyButton != null && iconifyButton.getParent() != null) { |
| 741 | rect = iconifyButton.getBounds(); |
| 742 | } |
| 743 | int titleW; |
| 744 | |
| 745 | if( leftToRight ) { |
| 746 | if (rect.x == 0) { |
| 747 | rect.x = window.getWidth() - window.getInsets().right-2; |
| 748 | } |
| 749 | titleW = rect.x - xOffset - 4; |
| 750 | theTitle = SwingUtilities2.clipStringIfNecessary( |
| 751 | rootPane, fm, theTitle, titleW); |
| 752 | } else { |
| 753 | titleW = xOffset - rect.x - rect.width - 4; |
| 754 | theTitle = SwingUtilities2.clipStringIfNecessary( |
| 755 | rootPane, fm, theTitle, titleW); |
| 756 | xOffset -= SwingUtilities2.stringWidth(rootPane, fm, |
| 757 | theTitle); |
| 758 | } |
| 759 | int titleLength = SwingUtilities2.stringWidth(rootPane, fm, |
| 760 | theTitle); |
| 761 | SwingUtilities2.drawString(rootPane, g, theTitle, xOffset, |
| 762 | yOffset ); |
| 763 | xOffset += leftToRight ? titleLength + 5 : -5; |
| 764 | } |
| 765 | |
| 766 | int bumpXOffset; |
| 767 | int bumpLength; |
| 768 | if( leftToRight ) { |
| 769 | bumpLength = width - buttonsWidth - xOffset - 5; |
| 770 | bumpXOffset = xOffset; |
| 771 | } else { |
| 772 | bumpLength = xOffset - buttonsWidth - 5; |
| 773 | bumpXOffset = buttonsWidth + 5; |
| 774 | } |
| 775 | int bumpYOffset = 3; |
| 776 | int bumpHeight = getHeight() - (2 * bumpYOffset); |
| 777 | bumps.setBumpArea( bumpLength, bumpHeight ); |
| 778 | bumps.paintIcon(this, g, bumpXOffset, bumpYOffset); |
| 779 | } |
| 780 | |
| 781 | /** |
| 782 | * Actions used to <code>close</code> the <code>Window</code>. |
| 783 | */ |
| 784 | private class CloseAction extends AbstractAction { |
| 785 | public CloseAction() { |
| 786 | super(UIManager.getString("MetalTitlePane.closeTitle", |
| 787 | getLocale())); |
| 788 | } |
| 789 | |
| 790 | public void actionPerformed(ActionEvent e) { |
| 791 | close(); |
| 792 | } |
| 793 | } |
| 794 | |
| 795 | |
| 796 | /** |
| 797 | * Actions used to <code>iconfiy</code> the <code>Frame</code>. |
| 798 | */ |
| 799 | private class IconifyAction extends AbstractAction { |
| 800 | public IconifyAction() { |
| 801 | super(UIManager.getString("MetalTitlePane.iconifyTitle", |
| 802 | getLocale())); |
| 803 | } |
| 804 | |
| 805 | public void actionPerformed(ActionEvent e) { |
| 806 | iconify(); |
| 807 | } |
| 808 | } |
| 809 | |
| 810 | |
| 811 | /** |
| 812 | * Actions used to <code>restore</code> the <code>Frame</code>. |
| 813 | */ |
| 814 | private class RestoreAction extends AbstractAction { |
| 815 | public RestoreAction() { |
| 816 | super(UIManager.getString |
| 817 | ("MetalTitlePane.restoreTitle", getLocale())); |
| 818 | } |
| 819 | |
| 820 | public void actionPerformed(ActionEvent e) { |
| 821 | restore(); |
| 822 | } |
| 823 | } |
| 824 | |
| 825 | |
| 826 | /** |
| 827 | * Actions used to <code>restore</code> the <code>Frame</code>. |
| 828 | */ |
| 829 | private class MaximizeAction extends AbstractAction { |
| 830 | public MaximizeAction() { |
| 831 | super(UIManager.getString("MetalTitlePane.maximizeTitle", |
| 832 | getLocale())); |
| 833 | } |
| 834 | |
| 835 | public void actionPerformed(ActionEvent e) { |
| 836 | maximize(); |
| 837 | } |
| 838 | } |
| 839 | |
| 840 | |
| 841 | /** |
| 842 | * Class responsible for drawing the system menu. Looks up the |
| 843 | * image to draw from the Frame associated with the |
| 844 | * <code>JRootPane</code>. |
| 845 | */ |
| 846 | private class SystemMenuBar extends JMenuBar { |
| 847 | public void paint(Graphics g) { |
| 848 | if (isOpaque()) { |
| 849 | g.setColor(getBackground()); |
| 850 | g.fillRect(0, 0, getWidth(), getHeight()); |
| 851 | } |
| 852 | |
| 853 | if (systemIcon != null) { |
| 854 | g.drawImage(systemIcon, 0, 0, IMAGE_WIDTH, IMAGE_HEIGHT, null); |
| 855 | } else { |
| 856 | Icon icon = UIManager.getIcon("InternalFrame.icon"); |
| 857 | |
| 858 | if (icon != null) { |
| 859 | icon.paintIcon(this, g, 0, 0); |
| 860 | } |
| 861 | } |
| 862 | } |
| 863 | public Dimension getMinimumSize() { |
| 864 | return getPreferredSize(); |
| 865 | } |
| 866 | public Dimension getPreferredSize() { |
| 867 | Dimension size = super.getPreferredSize(); |
| 868 | |
| 869 | return new Dimension(Math.max(IMAGE_WIDTH, size.width), |
| 870 | Math.max(size.height, IMAGE_HEIGHT)); |
| 871 | } |
| 872 | } |
| 873 | |
| 874 | private class TitlePaneLayout implements LayoutManager { |
| 875 | public void addLayoutComponent(String name, Component c) {} |
| 876 | public void removeLayoutComponent(Component c) {} |
| 877 | public Dimension preferredLayoutSize(Container c) { |
| 878 | int height = computeHeight(); |
| 879 | return new Dimension(height, height); |
| 880 | } |
| 881 | |
| 882 | public Dimension minimumLayoutSize(Container c) { |
| 883 | return preferredLayoutSize(c); |
| 884 | } |
| 885 | |
| 886 | private int computeHeight() { |
| 887 | FontMetrics fm = rootPane.getFontMetrics(getFont()); |
| 888 | int fontHeight = fm.getHeight(); |
| 889 | fontHeight += 7; |
| 890 | int iconHeight = 0; |
| 891 | if (getWindowDecorationStyle() == JRootPane.FRAME) { |
| 892 | iconHeight = IMAGE_HEIGHT; |
| 893 | } |
| 894 | |
| 895 | int finalHeight = Math.max( fontHeight, iconHeight ); |
| 896 | return finalHeight; |
| 897 | } |
| 898 | |
| 899 | public void layoutContainer(Container c) { |
| 900 | boolean leftToRight = (window == null) ? |
| 901 | getRootPane().getComponentOrientation().isLeftToRight() : |
| 902 | window.getComponentOrientation().isLeftToRight(); |
| 903 | |
| 904 | int w = getWidth(); |
| 905 | int x; |
| 906 | int y = 3; |
| 907 | int spacing; |
| 908 | int buttonHeight; |
| 909 | int buttonWidth; |
| 910 | |
| 911 | if (closeButton != null && closeButton.getIcon() != null) { |
| 912 | buttonHeight = closeButton.getIcon().getIconHeight(); |
| 913 | buttonWidth = closeButton.getIcon().getIconWidth(); |
| 914 | } |
| 915 | else { |
| 916 | buttonHeight = IMAGE_HEIGHT; |
| 917 | buttonWidth = IMAGE_WIDTH; |
| 918 | } |
| 919 | |
| 920 | // assumes all buttons have the same dimensions |
| 921 | // these dimensions include the borders |
| 922 | |
| 923 | x = leftToRight ? w : 0; |
| 924 | |
| 925 | spacing = 5; |
| 926 | x = leftToRight ? spacing : w - buttonWidth - spacing; |
| 927 | if (menuBar != null) { |
| 928 | menuBar.setBounds(x, y, buttonWidth, buttonHeight); |
| 929 | } |
| 930 | |
| 931 | x = leftToRight ? w : 0; |
| 932 | spacing = 4; |
| 933 | x += leftToRight ? -spacing -buttonWidth : spacing; |
| 934 | if (closeButton != null) { |
| 935 | closeButton.setBounds(x, y, buttonWidth, buttonHeight); |
| 936 | } |
| 937 | |
| 938 | if( !leftToRight ) x += buttonWidth; |
| 939 | |
| 940 | if (getWindowDecorationStyle() == JRootPane.FRAME) { |
| 941 | if (Toolkit.getDefaultToolkit().isFrameStateSupported( |
| 942 | Frame.MAXIMIZED_BOTH)) { |
| 943 | if (toggleButton.getParent() != null) { |
| 944 | spacing = 10; |
| 945 | x += leftToRight ? -spacing -buttonWidth : spacing; |
| 946 | toggleButton.setBounds(x, y, buttonWidth, buttonHeight); |
| 947 | if (!leftToRight) { |
| 948 | x += buttonWidth; |
| 949 | } |
| 950 | } |
| 951 | } |
| 952 | |
| 953 | if (iconifyButton != null && iconifyButton.getParent() != null) { |
| 954 | spacing = 2; |
| 955 | x += leftToRight ? -spacing -buttonWidth : spacing; |
| 956 | iconifyButton.setBounds(x, y, buttonWidth, buttonHeight); |
| 957 | if (!leftToRight) { |
| 958 | x += buttonWidth; |
| 959 | } |
| 960 | } |
| 961 | } |
| 962 | buttonsWidth = leftToRight ? w - x : x; |
| 963 | } |
| 964 | } |
| 965 | |
| 966 | |
| 967 | |
| 968 | /** |
| 969 | * PropertyChangeListener installed on the Window. Updates the necessary |
| 970 | * state as the state of the Window changes. |
| 971 | */ |
| 972 | private class PropertyChangeHandler implements PropertyChangeListener { |
| 973 | public void propertyChange(PropertyChangeEvent pce) { |
| 974 | String name = pce.getPropertyName(); |
| 975 | |
| 976 | // Frame.state isn't currently bound. |
| 977 | if ("resizable".equals(name) || "state".equals(name)) { |
| 978 | Frame frame = getFrame(); |
| 979 | |
| 980 | if (frame != null) { |
| 981 | setState(frame.getExtendedState(), true); |
| 982 | } |
| 983 | if ("resizable".equals(name)) { |
| 984 | getRootPane().repaint(); |
| 985 | } |
| 986 | } |
| 987 | else if ("title".equals(name)) { |
| 988 | repaint(); |
| 989 | } |
| 990 | else if ("componentOrientation" == name) { |
| 991 | revalidate(); |
| 992 | repaint(); |
| 993 | } |
| 994 | else if ("iconImage" == name) { |
| 995 | updateSystemIcon(); |
| 996 | revalidate(); |
| 997 | repaint(); |
| 998 | } |
| 999 | } |
| 1000 | } |
| 1001 | |
| 1002 | /** |
| 1003 | * Update the image used for the system icon |
| 1004 | */ |
| 1005 | private void updateSystemIcon() { |
| 1006 | Window window = getWindow(); |
| 1007 | if (window == null) { |
| 1008 | systemIcon = null; |
| 1009 | return; |
| 1010 | } |
| 1011 | java.util.List<Image> icons = window.getIconImages(); |
| 1012 | assert icons != null; |
| 1013 | |
| 1014 | if (icons.size() == 0) { |
| 1015 | systemIcon = null; |
| 1016 | } |
| 1017 | else if (icons.size() == 1) { |
| 1018 | systemIcon = icons.get(0); |
| 1019 | } |
| 1020 | else { |
| 1021 | systemIcon = SunToolkit.getScaledIconImage(icons, |
| 1022 | IMAGE_WIDTH, |
| 1023 | IMAGE_HEIGHT); |
| 1024 | } |
| 1025 | } |
| 1026 | |
| 1027 | |
| 1028 | /** |
| 1029 | * WindowListener installed on the Window, updates the state as necessary. |
| 1030 | */ |
| 1031 | private class WindowHandler extends WindowAdapter { |
| 1032 | public void windowActivated(WindowEvent ev) { |
| 1033 | setActive(true); |
| 1034 | } |
| 1035 | |
| 1036 | public void windowDeactivated(WindowEvent ev) { |
| 1037 | setActive(false); |
| 1038 | } |
| 1039 | } |
| 1040 | } |