J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2002-2007 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 sun.awt.X11; |
| 26 | |
| 27 | import java.awt.AWTEvent; |
| 28 | import java.awt.AWTException; |
| 29 | import java.awt.BufferCapabilities; |
| 30 | import java.awt.Color; |
| 31 | import java.awt.Component; |
| 32 | import java.awt.Container; |
| 33 | import java.awt.Cursor; |
| 34 | import java.awt.DefaultKeyboardFocusManager; |
| 35 | import java.awt.Dimension; |
| 36 | import java.awt.Event; |
| 37 | import java.awt.Font; |
| 38 | import java.awt.FontMetrics; |
| 39 | import java.awt.Graphics; |
| 40 | import java.awt.Image; |
| 41 | import java.awt.Insets; |
| 42 | import java.awt.KeyboardFocusManager; |
| 43 | import java.awt.MenuBar; |
| 44 | import java.awt.Point; |
| 45 | import java.awt.Rectangle; |
| 46 | import java.awt.SystemColor; |
| 47 | import java.awt.Toolkit; |
| 48 | import java.awt.Window; |
| 49 | import java.awt.dnd.DropTarget; |
| 50 | import java.awt.dnd.peer.DropTargetPeer; |
| 51 | import java.awt.event.FocusEvent; |
| 52 | import java.awt.event.InputEvent; |
| 53 | import java.awt.event.InputMethodEvent; |
| 54 | import java.awt.event.KeyEvent; |
| 55 | import java.awt.event.MouseEvent; |
| 56 | import java.awt.event.MouseWheelEvent; |
| 57 | import java.awt.event.PaintEvent; |
| 58 | import java.awt.event.WindowEvent; |
| 59 | import java.awt.event.InvocationEvent; |
| 60 | import java.awt.image.ImageObserver; |
| 61 | import java.awt.image.ImageProducer; |
| 62 | import java.awt.image.VolatileImage; |
| 63 | import java.awt.peer.CanvasPeer; |
| 64 | import java.awt.peer.ComponentPeer; |
| 65 | import java.awt.peer.ContainerPeer; |
| 66 | import java.awt.peer.LightweightPeer; |
| 67 | import java.awt.peer.PanelPeer; |
| 68 | import java.awt.peer.WindowPeer; |
| 69 | import java.lang.reflect.*; |
| 70 | import java.security.*; |
| 71 | import java.util.Collection; |
| 72 | import java.util.HashSet; |
| 73 | import java.util.Set; |
| 74 | import java.util.Vector; |
| 75 | import java.util.logging.*; |
| 76 | import sun.awt.*; |
| 77 | import sun.awt.event.IgnorePaintEvent; |
| 78 | import sun.awt.image.SunVolatileImage; |
| 79 | import sun.awt.image.ToolkitImage; |
| 80 | import sun.java2d.pipe.Region; |
| 81 | |
| 82 | public class XComponentPeer extends XWindow implements ComponentPeer, DropTargetPeer, XConstants { |
| 83 | /* FIX ME: these constants copied from java.awt.KeyboardFocusManager */ |
| 84 | static final int SNFH_FAILURE = 0; |
| 85 | static final int SNFH_SUCCESS_HANDLED = 1; |
| 86 | static final int SNFH_SUCCESS_PROCEED = 2; |
| 87 | |
| 88 | private static final Logger log = Logger.getLogger("sun.awt.X11.XComponentPeer"); |
| 89 | private static final Logger buffersLog = Logger.getLogger("sun.awt.X11.XComponentPeer.multibuffer"); |
| 90 | private static final Logger focusLog = Logger.getLogger("sun.awt.X11.focus.XComponentPeer"); |
| 91 | private static final Logger fontLog = Logger.getLogger("sun.awt.X11.font.XComponentPeer"); |
| 92 | private static final Logger enableLog = Logger.getLogger("sun.awt.X11.enable.XComponentPeer"); |
| 93 | private static final Logger shapeLog = Logger.getLogger("sun.awt.X11.shape.XComponentPeer"); |
| 94 | |
| 95 | boolean paintPending = false; |
| 96 | boolean isLayouting = false; |
| 97 | boolean enabled; |
| 98 | |
| 99 | // Actually used only by XDecoratedPeer |
| 100 | protected int boundsOperation; |
| 101 | |
| 102 | Color foreground; |
| 103 | Color background; |
| 104 | |
| 105 | // Colors calculated as on Motif using MotifColorUtilties. |
| 106 | // If you use these, call updateMotifColors() in the peer's Constructor and |
| 107 | // setBackground(). Examples are XCheckboxPeer and XButtonPeer. |
| 108 | Color darkShadow; |
| 109 | Color lightShadow; |
| 110 | Color selectColor; |
| 111 | |
| 112 | Font font; |
| 113 | private long backBuffer = 0; |
| 114 | private VolatileImage xBackBuffer = null; |
| 115 | |
| 116 | static Color[] systemColors; |
| 117 | |
| 118 | XComponentPeer() { |
| 119 | } |
| 120 | |
| 121 | XComponentPeer (XCreateWindowParams params) { |
| 122 | super(params); |
| 123 | } |
| 124 | |
| 125 | XComponentPeer(Component target, long parentWindow, Rectangle bounds) { |
| 126 | super(target, parentWindow, bounds); |
| 127 | } |
| 128 | |
| 129 | /** |
| 130 | * Standard peer constructor, with corresponding Component |
| 131 | */ |
| 132 | XComponentPeer(Component target) { |
| 133 | super(target); |
| 134 | } |
| 135 | |
| 136 | |
| 137 | void preInit(XCreateWindowParams params) { |
| 138 | super.preInit(params); |
| 139 | boundsOperation = DEFAULT_OPERATION; |
| 140 | } |
| 141 | void postInit(XCreateWindowParams params) { |
| 142 | super.postInit(params); |
| 143 | Color c; |
| 144 | Font f; |
| 145 | Cursor cursor; |
| 146 | |
| 147 | pSetCursor(target.getCursor()); |
| 148 | |
| 149 | foreground = target.getForeground(); |
| 150 | background = target.getBackground(); |
| 151 | font = target.getFont(); |
| 152 | |
| 153 | if (isInitialReshape()) { |
| 154 | Rectangle r = target.getBounds(); |
| 155 | reshape(r.x, r.y, r.width, r.height); |
| 156 | } |
| 157 | |
| 158 | enabled = target.isEnabled(); |
| 159 | |
| 160 | // If any of our heavyweight ancestors are disable, we should be too |
| 161 | // See 6176875 for more information |
| 162 | Component comp = target; |
| 163 | while( !(comp == null || comp instanceof Window) ) { |
| 164 | comp = comp.getParent(); |
| 165 | if( comp != null && !comp.isEnabled() && !comp.isLightweight() ){ |
| 166 | setEnabled(false); |
| 167 | break; |
| 168 | } |
| 169 | } |
| 170 | enableLog.log(Level.FINE, "Initial enable state: {0}", new Object[] {Boolean.valueOf(enabled)}); |
| 171 | |
| 172 | if (target.isVisible()) { |
| 173 | show(); |
| 174 | } |
| 175 | } |
| 176 | |
| 177 | protected boolean isInitialReshape() { |
| 178 | return true; |
| 179 | } |
| 180 | |
| 181 | public void reparent(ContainerPeer newNativeParent) { |
| 182 | XComponentPeer newPeer = (XComponentPeer)newNativeParent; |
| 183 | XToolkit.awtLock(); |
| 184 | try { |
| 185 | XlibWrapper.XReparentWindow(XToolkit.getDisplay(), getWindow(), newPeer.getContentWindow(), x, y); |
| 186 | parentWindow = newPeer; |
| 187 | } finally { |
| 188 | XToolkit.awtUnlock(); |
| 189 | } |
| 190 | } |
| 191 | public boolean isReparentSupported() { |
| 192 | return System.getProperty("sun.awt.X11.XComponentPeer.reparentNotSupported", "false").equals("false"); |
| 193 | } |
| 194 | |
| 195 | public boolean isObscured() { |
| 196 | Container container = (target instanceof Container) ? |
| 197 | (Container)target : target.getParent(); |
| 198 | |
| 199 | if (container == null) { |
| 200 | return true; |
| 201 | } |
| 202 | |
| 203 | Container parent; |
| 204 | while ((parent = container.getParent()) != null) { |
| 205 | container = parent; |
| 206 | } |
| 207 | |
| 208 | if (container instanceof Window) { |
| 209 | XWindowPeer wpeer = (XWindowPeer)(container.getPeer()); |
| 210 | if (wpeer != null) { |
| 211 | return (wpeer.winAttr.visibilityState != |
| 212 | wpeer.winAttr.AWT_UNOBSCURED); |
| 213 | } |
| 214 | } |
| 215 | return true; |
| 216 | } |
| 217 | |
| 218 | public boolean canDetermineObscurity() { |
| 219 | return true; |
| 220 | } |
| 221 | |
| 222 | static XComponentPeer getNativeContainer(Component comp) { |
| 223 | if (comp == null) { |
| 224 | return null; |
| 225 | } |
| 226 | |
| 227 | synchronized(comp.getTreeLock()) { |
| 228 | while (comp != null && (ComponentAccessor.getPeer(comp) instanceof LightweightPeer)) { |
| 229 | comp = ComponentAccessor.getParent_NoClientCode(comp); |
| 230 | } |
| 231 | |
| 232 | if (comp != null) { |
| 233 | ComponentPeer peer = ComponentAccessor.getPeer(comp); |
| 234 | if (peer != null && peer instanceof XComponentPeer) { |
| 235 | return (XComponentPeer)peer; |
| 236 | } |
| 237 | } |
| 238 | } |
| 239 | |
| 240 | return null; |
| 241 | } |
| 242 | |
| 243 | /************************************************* |
| 244 | * FOCUS STUFF |
| 245 | *************************************************/ |
| 246 | |
| 247 | /** |
| 248 | * Keeps the track of focused state of the _NATIVE_ window |
| 249 | */ |
| 250 | boolean bHasFocus = false; |
| 251 | |
| 252 | /** |
| 253 | * Descendants should use this method to determine whether or not native window |
| 254 | * has focus. |
| 255 | */ |
| 256 | final public boolean hasFocus() { |
| 257 | return bHasFocus; |
| 258 | } |
| 259 | |
| 260 | /** |
| 261 | * Called when component receives focus |
| 262 | */ |
| 263 | public void focusGained(FocusEvent e) { |
| 264 | focusLog.log(Level.FINE, "{0}", new Object[] {e}); |
| 265 | bHasFocus = true; |
| 266 | } |
| 267 | |
| 268 | /** |
| 269 | * Called when component loses focus |
| 270 | */ |
| 271 | public void focusLost(FocusEvent e) { |
| 272 | focusLog.log(Level.FINE, "{0}", new Object[] {e}); |
| 273 | bHasFocus = false; |
| 274 | } |
| 275 | |
| 276 | public boolean isFocusable() { |
| 277 | /* should be implemented by other sub-classes */ |
| 278 | return false; |
| 279 | } |
| 280 | |
| 281 | private static Class seClass; |
| 282 | private static Constructor seCtor; |
| 283 | |
| 284 | final static AWTEvent wrapInSequenced(AWTEvent event) { |
| 285 | try { |
| 286 | if (seClass == null) { |
| 287 | seClass = Class.forName("java.awt.SequencedEvent"); |
| 288 | } |
| 289 | |
| 290 | if (seCtor == null) { |
| 291 | seCtor = (Constructor) AccessController.doPrivileged(new PrivilegedExceptionAction() { |
| 292 | public Object run() throws Exception { |
| 293 | Constructor ctor = seClass.getConstructor(new Class[] { AWTEvent.class }); |
| 294 | ctor.setAccessible(true); |
| 295 | return ctor; |
| 296 | } |
| 297 | }); |
| 298 | } |
| 299 | |
| 300 | return (AWTEvent) seCtor.newInstance(new Object[] { event }); |
| 301 | } |
| 302 | catch (ClassNotFoundException e) { |
| 303 | throw new NoClassDefFoundError("java.awt.SequencedEvent."); |
| 304 | } |
| 305 | catch (PrivilegedActionException ex) { |
| 306 | throw new NoClassDefFoundError("java.awt.SequencedEvent."); |
| 307 | } |
| 308 | catch (InstantiationException e) { |
| 309 | assert false; |
| 310 | } |
| 311 | catch (IllegalAccessException e) { |
| 312 | assert false; |
| 313 | } |
| 314 | catch (InvocationTargetException e) { |
| 315 | assert false; |
| 316 | } |
| 317 | |
| 318 | return null; |
| 319 | } |
| 320 | |
| 321 | /** |
| 322 | * Returns whether or not this component should be given focus on mouse click. |
| 323 | * Default implementation return whether or not this peer is "focusable" |
| 324 | * Descendants might want to override it to extend/restrict conditions at which this |
| 325 | * component should be focused by click (see MCanvasPeer and MPanelPeer) |
| 326 | */ |
| 327 | protected boolean shouldFocusOnClick() { |
| 328 | return isFocusable(); |
| 329 | } |
| 330 | |
| 331 | /** |
| 332 | * Checks whether or not this component would be focused by native system if it would be allowed to do so. |
| 333 | * Currently it checks that it displayable, visible, enabled and focusable. |
| 334 | */ |
| 335 | static boolean canBeFocusedByClick(Component component) { |
| 336 | if (component == null) { |
| 337 | return false; |
| 338 | } else { |
| 339 | return component.isDisplayable() && component.isVisible() && component.isEnabled() && component.isFocusable(); |
| 340 | } |
| 341 | } |
| 342 | |
| 343 | static Window getContainingWindow(Component comp) { |
| 344 | while (comp != null && !(comp instanceof Window)) { |
| 345 | comp = comp.getParent(); |
| 346 | } |
| 347 | |
| 348 | return (Window)comp; |
| 349 | } |
| 350 | |
| 351 | static Method processSynchronousLightweightTransferMethod; |
| 352 | static boolean processSynchronousLightweightTransfer(Component heavyweight, Component descendant, |
| 353 | boolean temporary, boolean focusedWindowChangeAllowed, |
| 354 | long time) |
| 355 | { |
| 356 | try { |
| 357 | if (processSynchronousLightweightTransferMethod == null) { |
| 358 | processSynchronousLightweightTransferMethod = |
| 359 | (Method)AccessController.doPrivileged( |
| 360 | new PrivilegedExceptionAction() { |
| 361 | public Object run() throws IllegalAccessException, NoSuchMethodException |
| 362 | { |
| 363 | Method m = KeyboardFocusManager.class. |
| 364 | getDeclaredMethod("processSynchronousLightweightTransfer", |
| 365 | new Class[] {Component.class, Component.class, |
| 366 | Boolean.TYPE, Boolean.TYPE, |
| 367 | Long.TYPE}); |
| 368 | m.setAccessible(true); |
| 369 | return m; |
| 370 | } |
| 371 | }); |
| 372 | } |
| 373 | Object[] params = new Object[] { |
| 374 | heavyweight, |
| 375 | descendant, |
| 376 | Boolean.valueOf(temporary), |
| 377 | Boolean.valueOf(focusedWindowChangeAllowed), |
| 378 | Long.valueOf(time) |
| 379 | }; |
| 380 | return ((Boolean)processSynchronousLightweightTransferMethod.invoke(null, params)).booleanValue(); |
| 381 | } catch (PrivilegedActionException pae) { |
| 382 | pae.printStackTrace(); |
| 383 | return false; |
| 384 | } catch (IllegalAccessException iae) { |
| 385 | iae.printStackTrace(); |
| 386 | return false; |
| 387 | } catch (IllegalArgumentException iaee) { |
| 388 | iaee.printStackTrace(); |
| 389 | return false; |
| 390 | } catch (InvocationTargetException ite) { |
| 391 | ite.printStackTrace(); |
| 392 | return false; |
| 393 | } |
| 394 | } |
| 395 | |
| 396 | static Method requestFocusWithCause; |
| 397 | |
| 398 | static void callRequestFocus(Component target, CausedFocusEvent.Cause cause) { |
| 399 | if (requestFocusWithCause == null) { |
| 400 | requestFocusWithCause = SunToolkit.getMethod(Component.class, "requestFocus", new Class[] {CausedFocusEvent.Cause.class}); |
| 401 | } |
| 402 | if (requestFocusWithCause != null) { |
| 403 | try { |
| 404 | requestFocusWithCause.invoke(target, new Object[] {cause}); |
| 405 | } catch (Exception e) { |
| 406 | e.printStackTrace(); |
| 407 | } |
| 408 | } |
| 409 | } |
| 410 | |
| 411 | final public boolean requestFocus(Component lightweightChild, boolean temporary, |
| 412 | boolean focusedWindowChangeAllowed, long time, CausedFocusEvent.Cause cause) |
| 413 | { |
| 414 | if (processSynchronousLightweightTransfer(target, lightweightChild, temporary, |
| 415 | focusedWindowChangeAllowed, time)) |
| 416 | { |
| 417 | return true; |
| 418 | } |
| 419 | |
| 420 | int result = XKeyboardFocusManagerPeer |
| 421 | .shouldNativelyFocusHeavyweight(target, lightweightChild, |
| 422 | temporary, focusedWindowChangeAllowed, time, cause); |
| 423 | |
| 424 | switch (result) { |
| 425 | case SNFH_FAILURE: |
| 426 | return false; |
| 427 | case SNFH_SUCCESS_PROCEED: |
| 428 | // Currently we just generate focus events like we deal with lightweight instead of calling |
| 429 | // XSetInputFocus on native window |
| 430 | if (focusLog.isLoggable(Level.FINER)) focusLog.finer("Proceeding with request to " + lightweightChild + " in " + target); |
| 431 | /** |
| 432 | * The problems with requests in non-focused window arise because shouldNativelyFocusHeavyweight |
| 433 | * checks that native window is focused while appropriate WINDOW_GAINED_FOCUS has not yet |
| 434 | * been processed - it is in EventQueue. Thus, SNFH allows native request and stores request record |
| 435 | * in requests list - and it breaks our requests sequence as first record on WGF should be the last focus |
| 436 | * owner which had focus before WLF. So, we should not add request record for such requests |
| 437 | * but store this component in mostRecent - and return true as before for compatibility. |
| 438 | */ |
| 439 | Window parentWindow = getContainingWindow(target); |
| 440 | if (parentWindow != null) { |
| 441 | // and check that it is focused |
| 442 | if (!parentWindow.isFocused()) { |
| 443 | XWindowPeer wpeer = (XWindowPeer)parentWindow.getPeer(); |
| 444 | /* |
| 445 | * Fix for 6314575. |
| 446 | * Shouldn't restore focus on 'actualFocusedWindow' |
| 447 | * when a component inside a Frame is requesting it. |
| 448 | */ |
| 449 | wpeer.setActualFocusedWindow(null); |
| 450 | |
| 451 | boolean res = wpeer.requestWindowFocus(); |
| 452 | if (focusLog.isLoggable(Level.FINER)) focusLog.finer("Requested window focus: " + res); |
| 453 | // If parent window can be made focused and has been made focused(synchronously) |
| 454 | // then we can proceed with children, otherwise we retreat. |
| 455 | if (!(res && parentWindow.isFocused())) { |
| 456 | focusLog.finer("Waiting for asynchronous processing of window focus request"); |
| 457 | KeyboardFocusManagerPeerImpl.removeLastFocusRequest(target); |
| 458 | return false; |
| 459 | } |
| 460 | } |
| 461 | } else { |
| 462 | if (focusLog.isLoggable(Level.FINER)) focusLog.finer("WARNING: Parent window is null"); |
| 463 | return false; |
| 464 | } |
| 465 | |
| 466 | // NOTE: We simulate heavyweight behavior of Motif - component receives focus right |
| 467 | // after request, not after event. Normally, we should better listen for event |
| 468 | // by listeners. |
| 469 | return XKeyboardFocusManagerPeer.simulateMotifRequestFocus(lightweightChild, target, temporary, |
| 470 | focusedWindowChangeAllowed, time, cause); |
| 471 | // Motif compatibility code |
| 472 | case SNFH_SUCCESS_HANDLED: |
| 473 | // Either lightweight or excessive request - all events are generated. |
| 474 | return true; |
| 475 | } |
| 476 | return false; |
| 477 | } |
| 478 | |
| 479 | void handleJavaFocusEvent(AWTEvent e) { |
| 480 | if (focusLog.isLoggable(Level.FINER)) focusLog.finer(e.toString()); |
| 481 | if (e.getID() == FocusEvent.FOCUS_GAINED) { |
| 482 | focusGained((FocusEvent)e); |
| 483 | } else { |
| 484 | focusLost((FocusEvent)e); |
| 485 | } |
| 486 | } |
| 487 | |
| 488 | void handleJavaWindowFocusEvent(AWTEvent e) { |
| 489 | } |
| 490 | |
| 491 | /************************************************* |
| 492 | * END OF FOCUS STUFF |
| 493 | *************************************************/ |
| 494 | |
| 495 | |
| 496 | |
| 497 | public void setVisible(boolean b) { |
| 498 | xSetVisible(b); |
| 499 | } |
| 500 | |
| 501 | public void show() { |
| 502 | setVisible(true); |
| 503 | } |
| 504 | |
| 505 | public void hide() { |
| 506 | setVisible(false); |
| 507 | } |
| 508 | |
| 509 | |
| 510 | /** |
| 511 | * @see java.awt.peer.ComponentPeer |
| 512 | */ |
| 513 | public void setEnabled(boolean value) { |
| 514 | enableLog.log(Level.FINE, "{0}ing {1}", new Object[] {(value?"Enabl":"Disabl"), this}); |
| 515 | boolean repaintNeeded = (enabled != value); |
| 516 | enabled = value; |
| 517 | if (target instanceof Container) { |
| 518 | Component list[] = ((Container)target).getComponents(); |
| 519 | for (int i = 0; i < list.length; ++i) { |
| 520 | boolean childEnabled = list[i].isEnabled(); |
| 521 | ComponentPeer p = list[i].getPeer(); |
| 522 | if ( p != null ) { |
| 523 | p.setEnabled(value && childEnabled); |
| 524 | } |
| 525 | } |
| 526 | } |
| 527 | if (repaintNeeded) { |
| 528 | repaint(); |
| 529 | } |
| 530 | } |
| 531 | |
| 532 | // |
| 533 | // public so aw/Window can call it |
| 534 | // |
| 535 | public boolean isEnabled() { |
| 536 | return enabled; |
| 537 | } |
| 538 | |
| 539 | |
| 540 | |
| 541 | public void enable() { |
| 542 | setEnabled(true); |
| 543 | } |
| 544 | |
| 545 | public void disable() { |
| 546 | setEnabled(false); |
| 547 | } |
| 548 | |
| 549 | public void paint(Graphics g) { |
| 550 | } |
| 551 | public void repaint(long tm, int x, int y, int width, int height) { |
| 552 | repaint(); |
| 553 | } |
| 554 | |
| 555 | |
| 556 | public Graphics getGraphics() { |
| 557 | return getGraphics(surfaceData, getPeerForeground(), getPeerBackground(), getPeerFont()); |
| 558 | } |
| 559 | |
| 560 | |
| 561 | |
| 562 | public void print(Graphics g) { |
| 563 | // clear rect here to emulate X clears rect before Expose |
| 564 | g.setColor(target.getBackground()); |
| 565 | g.fillRect(0, 0, target.getWidth(), target.getHeight()); |
| 566 | g.setColor(target.getForeground()); |
| 567 | // paint peer |
| 568 | paint(g); |
| 569 | // allow target to change the picture |
| 570 | target.print(g); |
| 571 | } |
| 572 | |
| 573 | public void setBounds(int x, int y, int width, int height, int op) { |
| 574 | this.x = x; |
| 575 | this.y = y; |
| 576 | this.width = width; |
| 577 | this.height = height; |
| 578 | xSetBounds(x,y,width,height); |
| 579 | validateSurface(); |
| 580 | layout(); |
| 581 | } |
| 582 | |
| 583 | public void reshape(int x, int y, int width, int height) { |
| 584 | setBounds(x, y, width, height, SET_BOUNDS); |
| 585 | } |
| 586 | |
| 587 | public void coalescePaintEvent(PaintEvent e) { |
| 588 | Rectangle r = e.getUpdateRect(); |
| 589 | if (!(e instanceof IgnorePaintEvent)) { |
| 590 | paintArea.add(r, e.getID()); |
| 591 | } |
| 592 | if (true) { |
| 593 | switch(e.getID()) { |
| 594 | case PaintEvent.UPDATE: |
| 595 | log.finer("XCP coalescePaintEvent : UPDATE : add : x = " + |
| 596 | r.x + ", y = " + r.y + ", width = " + r.width + ",height = " + r.height); |
| 597 | return; |
| 598 | case PaintEvent.PAINT: |
| 599 | log.finer("XCP coalescePaintEvent : PAINT : add : x = " + |
| 600 | r.x + ", y = " + r.y + ", width = " + r.width + ",height = " + r.height); |
| 601 | return; |
| 602 | } |
| 603 | } |
| 604 | } |
| 605 | |
| 606 | XWindowPeer getParentTopLevel() { |
| 607 | Container parent = (target instanceof Container) ? ((Container)target) : (ComponentAccessor.getParent_NoClientCode(target)); |
| 608 | // Search for parent window |
| 609 | while (parent != null && !(parent instanceof Window)) { |
| 610 | parent = ComponentAccessor.getParent_NoClientCode(parent); |
| 611 | } |
| 612 | if (parent != null) { |
| 613 | return (XWindowPeer)ComponentAccessor.getPeer(parent); |
| 614 | } else { |
| 615 | return null; |
| 616 | } |
| 617 | } |
| 618 | |
| 619 | /* This method is intended to be over-ridden by peers to perform user interaction */ |
| 620 | void handleJavaMouseEvent(MouseEvent e) { |
| 621 | switch (e.getID()) { |
| 622 | case MouseEvent.MOUSE_PRESSED: |
| 623 | if (target == e.getSource() && shouldFocusOnClick() |
| 624 | && !target.isFocusOwner() && canBeFocusedByClick(target)) |
| 625 | { |
| 626 | XWindowPeer parentXWindow = getParentTopLevel(); |
| 627 | Window parentWindow = ((Window)parentXWindow.getTarget()); |
| 628 | // Simple windows are non-focusable in X terms but focusable in Java terms. |
| 629 | // As X-non-focusable they don't receive any focus events - we should generate them |
| 630 | // by ourselfves. |
| 631 | // if (parentXWindow.isFocusableWindow() /*&& parentXWindow.isSimpleWindow()*/ && |
| 632 | // !(getCurrentNativeFocusedWindow() == parentWindow)) |
| 633 | // { |
| 634 | // setCurrentNativeFocusedWindow(parentWindow); |
| 635 | // WindowEvent wfg = new WindowEvent(parentWindow, WindowEvent.WINDOW_GAINED_FOCUS); |
| 636 | // parentWindow.dispatchEvent(wfg); |
| 637 | // } |
| 638 | callRequestFocus(target, CausedFocusEvent.Cause.MOUSE_EVENT); |
| 639 | } |
| 640 | break; |
| 641 | } |
| 642 | } |
| 643 | |
| 644 | /* This method is intended to be over-ridden by peers to perform user interaction */ |
| 645 | void handleJavaKeyEvent(KeyEvent e) { |
| 646 | } |
| 647 | |
| 648 | /* This method is intended to be over-ridden by peers to perform user interaction */ |
| 649 | void handleJavaMouseWheelEvent(MouseWheelEvent e) { |
| 650 | } |
| 651 | |
| 652 | |
| 653 | /* This method is intended to be over-ridden by peers to perform user interaction */ |
| 654 | void handleJavaInputMethodEvent(InputMethodEvent e) { |
| 655 | } |
| 656 | |
| 657 | void handleF10JavaKeyEvent(KeyEvent e) { |
| 658 | if (e.getID() == KeyEvent.KEY_PRESSED && e.getKeyCode() == KeyEvent.VK_F10) { |
| 659 | XWindowPeer winPeer = this.getToplevelXWindow(); |
| 660 | if (winPeer instanceof XFramePeer) { |
| 661 | XMenuBarPeer mPeer = ((XFramePeer)winPeer).getMenubarPeer(); |
| 662 | if (mPeer != null) { |
| 663 | mPeer.handleF10KeyPress(e); |
| 664 | } |
| 665 | } |
| 666 | } |
| 667 | } |
| 668 | |
| 669 | public void handleEvent(java.awt.AWTEvent e) { |
| 670 | if ((e instanceof InputEvent) && !((InputEvent)e).isConsumed() && target.isEnabled()) { |
| 671 | if (e instanceof MouseEvent) { |
| 672 | if (e instanceof MouseWheelEvent) { |
| 673 | handleJavaMouseWheelEvent((MouseWheelEvent) e); |
| 674 | } |
| 675 | else |
| 676 | handleJavaMouseEvent((MouseEvent) e); |
| 677 | } |
| 678 | else if (e instanceof KeyEvent) { |
| 679 | handleF10JavaKeyEvent((KeyEvent)e); |
| 680 | handleJavaKeyEvent((KeyEvent)e); |
| 681 | } |
| 682 | } |
| 683 | else if (e instanceof KeyEvent && !((InputEvent)e).isConsumed()) { |
| 684 | // even if target is disabled. |
| 685 | handleF10JavaKeyEvent((KeyEvent)e); |
| 686 | } |
| 687 | else if (e instanceof InputMethodEvent) { |
| 688 | handleJavaInputMethodEvent((InputMethodEvent) e); |
| 689 | } |
| 690 | |
| 691 | int id = e.getID(); |
| 692 | |
| 693 | switch(id) { |
| 694 | case PaintEvent.PAINT: |
| 695 | // Got native painting |
| 696 | paintPending = false; |
| 697 | // Fallthrough to next statement |
| 698 | case PaintEvent.UPDATE: |
| 699 | // Skip all painting while layouting and all UPDATEs |
| 700 | // while waiting for native paint |
| 701 | if (!isLayouting && !paintPending) { |
| 702 | paintArea.paint(target,false); |
| 703 | } |
| 704 | return; |
| 705 | case FocusEvent.FOCUS_LOST: |
| 706 | case FocusEvent.FOCUS_GAINED: |
| 707 | handleJavaFocusEvent(e); |
| 708 | break; |
| 709 | case WindowEvent.WINDOW_LOST_FOCUS: |
| 710 | case WindowEvent.WINDOW_GAINED_FOCUS: |
| 711 | handleJavaWindowFocusEvent(e); |
| 712 | break; |
| 713 | default: |
| 714 | break; |
| 715 | } |
| 716 | |
| 717 | } |
| 718 | |
| 719 | public void handleButtonPressRelease(XEvent xev) { |
| 720 | /* |
| 721 | * Fix for 6385277. |
| 722 | * We request focus on simple Window by click in order |
| 723 | * to make it behave like Frame/Dialog in this case and also to unify |
| 724 | * the behaviour with what we have on MS Windows. |
| 725 | * handleJavaMouseEvent() would be more suitable place to do this |
| 726 | * but we want Swing to have this functionality also. |
| 727 | */ |
| 728 | if (xev.get_type() == ButtonPress) { |
| 729 | final XWindowPeer parentXWindow = getParentTopLevel(); |
| 730 | Window parentWindow = (Window)parentXWindow.getTarget(); |
| 731 | if (parentXWindow.isFocusableWindow() && parentXWindow.isSimpleWindow() && |
| 732 | XKeyboardFocusManagerPeer.getCurrentNativeFocusedWindow() != parentWindow) |
| 733 | { |
| 734 | postEvent(new InvocationEvent(parentWindow, new Runnable() { |
| 735 | public void run() { |
| 736 | // Request focus on the EDT of 'parentWindow' because |
| 737 | // XDecoratedPeer.requestWindowFocus() calls client code. |
| 738 | parentXWindow.requestXFocus(); |
| 739 | } |
| 740 | })); |
| 741 | } |
| 742 | } |
| 743 | super.handleButtonPressRelease(xev); |
| 744 | } |
| 745 | |
| 746 | public Dimension getMinimumSize() { |
| 747 | return target.getSize(); |
| 748 | } |
| 749 | |
| 750 | public Dimension getPreferredSize() { |
| 751 | return getMinimumSize(); |
| 752 | } |
| 753 | |
| 754 | public void layout() {} |
| 755 | |
| 756 | public java.awt.Toolkit getToolkit() { |
| 757 | return Toolkit.getDefaultToolkit(); |
| 758 | } |
| 759 | |
| 760 | void updateMotifColors(Color bg) { |
| 761 | int red = bg.getRed(); |
| 762 | int green = bg.getGreen(); |
| 763 | int blue = bg.getBlue(); |
| 764 | |
| 765 | darkShadow = new Color(MotifColorUtilities.calculateBottomShadowFromBackground(red,green,blue)); |
| 766 | lightShadow = new Color(MotifColorUtilities.calculateTopShadowFromBackground(red,green,blue)); |
| 767 | selectColor= new Color(MotifColorUtilities.calculateSelectFromBackground(red,green,blue)); |
| 768 | } |
| 769 | |
| 770 | /* |
| 771 | * Draw a 3D rectangle using the Motif colors. |
| 772 | * "Normal" rectangles have shadows on the bottom. |
| 773 | * "Depressed" rectangles (such as pressed buttons) have shadows on the top, |
| 774 | * in which case true should be passed for topShadow. |
| 775 | */ |
| 776 | public void drawMotif3DRect(Graphics g, |
| 777 | int x, int y, int width, int height, |
| 778 | boolean topShadow) { |
| 779 | g.setColor(topShadow ? darkShadow : lightShadow); |
| 780 | g.drawLine(x, y, x+width, y); // top |
| 781 | g.drawLine(x, y+height, x, y); // left |
| 782 | |
| 783 | g.setColor(topShadow ? lightShadow : darkShadow ); |
| 784 | g.drawLine(x+1, y+height, x+width, y+height); // bottom |
| 785 | g.drawLine(x+width, y+height, x+width, y+1); // right |
| 786 | } |
| 787 | |
| 788 | public void setBackground(Color c) { |
| 789 | if (log.isLoggable(Level.FINE)) log.fine("Set background to " + c); |
| 790 | synchronized (getStateLock()) { |
| 791 | background = c; |
| 792 | } |
| 793 | super.setBackground(c); |
| 794 | repaint(); |
| 795 | } |
| 796 | |
| 797 | public void setForeground(Color c) { |
| 798 | if (log.isLoggable(Level.FINE)) log.fine("Set foreground to " + c); |
| 799 | synchronized (getStateLock()) { |
| 800 | foreground = c; |
| 801 | } |
| 802 | repaint(); |
| 803 | } |
| 804 | |
| 805 | /** |
| 806 | * Gets the font metrics for the specified font. |
| 807 | * @param font the font for which font metrics is to be |
| 808 | * obtained |
| 809 | * @return the font metrics for <code>font</code> |
| 810 | * @see #getFont |
| 811 | * @see #getPeer |
| 812 | * @see java.awt.peer.ComponentPeer#getFontMetrics(Font) |
| 813 | * @see Toolkit#getFontMetrics(Font) |
| 814 | * @since JDK1.0 |
| 815 | */ |
| 816 | public FontMetrics getFontMetrics(Font font) { |
| 817 | if (fontLog.isLoggable(Level.FINE)) fontLog.fine("Getting font metrics for " + font); |
| 818 | return sun.font.FontDesignMetrics.getMetrics(font); |
| 819 | } |
| 820 | |
| 821 | public void setFont(Font f) { |
| 822 | synchronized (getStateLock()) { |
| 823 | if (f == null) { |
| 824 | f = defaultFont; |
| 825 | } |
| 826 | font = f; |
| 827 | } |
| 828 | // as it stands currently we dont need to do layout or repaint since |
| 829 | // layout is done in the Component upon setFont. |
| 830 | //layout(); |
| 831 | // target.repaint(); |
| 832 | //repaint()? |
| 833 | } |
| 834 | |
| 835 | public Font getFont() { |
| 836 | return font; |
| 837 | } |
| 838 | |
| 839 | public void updateCursorImmediately() { |
| 840 | XGlobalCursorManager.getCursorManager().updateCursorImmediately(); |
| 841 | } |
| 842 | |
| 843 | public void pSetCursor(Cursor cursor) { |
| 844 | XToolkit.awtLock(); |
| 845 | try { |
| 846 | long xcursor = XGlobalCursorManager.getCursor(cursor); |
| 847 | |
| 848 | XSetWindowAttributes xwa = new XSetWindowAttributes(); |
| 849 | xwa.set_cursor(xcursor); |
| 850 | |
| 851 | long valuemask = XlibWrapper.CWCursor; |
| 852 | |
| 853 | XlibWrapper.XChangeWindowAttributes(XToolkit.getDisplay(),getWindow(),valuemask,xwa.pData); |
| 854 | XlibWrapper.XFlush(XToolkit.getDisplay()); |
| 855 | xwa.dispose(); |
| 856 | } finally { |
| 857 | XToolkit.awtUnlock(); |
| 858 | } |
| 859 | } |
| 860 | |
| 861 | public Image createImage(ImageProducer producer) { |
| 862 | return new ToolkitImage(producer); |
| 863 | } |
| 864 | |
| 865 | public Image createImage(int width, int height) { |
| 866 | return graphicsConfig.createAcceleratedImage(target, width, height); |
| 867 | } |
| 868 | |
| 869 | public VolatileImage createVolatileImage(int width, int height) { |
| 870 | return new SunVolatileImage(target, width, height); |
| 871 | } |
| 872 | |
| 873 | public boolean prepareImage(Image img, int w, int h, ImageObserver o) { |
| 874 | return getToolkit().prepareImage(img, w, h, o); |
| 875 | } |
| 876 | |
| 877 | public int checkImage(Image img, int w, int h, ImageObserver o) { |
| 878 | return getToolkit().checkImage(img, w, h, o); |
| 879 | } |
| 880 | |
| 881 | public Dimension preferredSize() { |
| 882 | return getPreferredSize(); |
| 883 | } |
| 884 | |
| 885 | public Dimension minimumSize() { |
| 886 | return getMinimumSize(); |
| 887 | } |
| 888 | |
| 889 | public Insets getInsets() { |
| 890 | return new Insets(0, 0, 0, 0); |
| 891 | } |
| 892 | |
| 893 | public void beginValidate() { |
| 894 | } |
| 895 | |
| 896 | public void endValidate() { |
| 897 | } |
| 898 | |
| 899 | |
| 900 | /** |
| 901 | * DEPRECATED: Replaced by getInsets(). |
| 902 | */ |
| 903 | |
| 904 | public Insets insets() { |
| 905 | return getInsets(); |
| 906 | } |
| 907 | |
| 908 | // Returns true if we are inside begin/endLayout and |
| 909 | // are waiting for native painting |
| 910 | public boolean isPaintPending() { |
| 911 | return paintPending && isLayouting; |
| 912 | } |
| 913 | |
| 914 | public boolean handlesWheelScrolling() { |
| 915 | return false; |
| 916 | } |
| 917 | |
| 918 | public void beginLayout() { |
| 919 | // Skip all painting till endLayout |
| 920 | isLayouting = true; |
| 921 | |
| 922 | } |
| 923 | |
| 924 | public void endLayout() { |
| 925 | if (!paintPending && !paintArea.isEmpty() |
| 926 | && !ComponentAccessor.getIgnoreRepaint(target)) |
| 927 | { |
| 928 | // if not waiting for native painting repaint damaged area |
| 929 | postEvent(new PaintEvent(target, PaintEvent.PAINT, |
| 930 | new Rectangle())); |
| 931 | } |
| 932 | isLayouting = false; |
| 933 | } |
| 934 | |
| 935 | public Color getWinBackground() { |
| 936 | return getPeerBackground(); |
| 937 | } |
| 938 | |
| 939 | static int[] getRGBvals(Color c) { |
| 940 | |
| 941 | int rgbvals[] = new int[3]; |
| 942 | |
| 943 | rgbvals[0] = c.getRed(); |
| 944 | rgbvals[1] = c.getGreen(); |
| 945 | rgbvals[2] = c.getBlue(); |
| 946 | |
| 947 | return rgbvals; |
| 948 | } |
| 949 | |
| 950 | static final int BACKGROUND_COLOR = 0; |
| 951 | static final int HIGHLIGHT_COLOR = 1; |
| 952 | static final int SHADOW_COLOR = 2; |
| 953 | static final int FOREGROUND_COLOR = 3; |
| 954 | |
| 955 | public Color[] getGUIcolors() { |
| 956 | Color c[] = new Color[4]; |
| 957 | float backb, highb, shadowb, hue, saturation; |
| 958 | c[BACKGROUND_COLOR] = getWinBackground(); |
| 959 | if (c[BACKGROUND_COLOR] == null) { |
| 960 | c[BACKGROUND_COLOR] = super.getWinBackground(); |
| 961 | } |
| 962 | if (c[BACKGROUND_COLOR] == null) { |
| 963 | c[BACKGROUND_COLOR] = Color.lightGray; |
| 964 | } |
| 965 | |
| 966 | int[] rgb = getRGBvals(c[BACKGROUND_COLOR]); |
| 967 | |
| 968 | float[] hsb = Color.RGBtoHSB(rgb[0],rgb[1],rgb[2],null); |
| 969 | |
| 970 | hue = hsb[0]; |
| 971 | saturation = hsb[1]; |
| 972 | backb = hsb[2]; |
| 973 | |
| 974 | |
| 975 | /* Calculate Highlight Brightness */ |
| 976 | |
| 977 | highb = backb + 0.2f; |
| 978 | shadowb = backb - 0.4f; |
| 979 | if ((highb > 1.0) ) { |
| 980 | if ((1.0 - backb) < 0.05) { |
| 981 | highb = shadowb + 0.25f; |
| 982 | } else { |
| 983 | highb = 1.0f; |
| 984 | } |
| 985 | } else { |
| 986 | if (shadowb < 0.0) { |
| 987 | if ((backb - 0.0) < 0.25) { |
| 988 | highb = backb + 0.75f; |
| 989 | shadowb = highb - 0.2f; |
| 990 | } else { |
| 991 | shadowb = 0.0f; |
| 992 | } |
| 993 | } |
| 994 | } |
| 995 | c[HIGHLIGHT_COLOR] = Color.getHSBColor(hue,saturation,highb); |
| 996 | c[SHADOW_COLOR] = Color.getHSBColor(hue,saturation,shadowb); |
| 997 | |
| 998 | |
| 999 | /* |
| 1000 | c[SHADOW_COLOR] = c[BACKGROUND_COLOR].darker(); |
| 1001 | int r2 = c[SHADOW_COLOR].getRed(); |
| 1002 | int g2 = c[SHADOW_COLOR].getGreen(); |
| 1003 | int b2 = c[SHADOW_COLOR].getBlue(); |
| 1004 | */ |
| 1005 | |
| 1006 | c[FOREGROUND_COLOR] = getPeerForeground(); |
| 1007 | if (c[FOREGROUND_COLOR] == null) { |
| 1008 | c[FOREGROUND_COLOR] = Color.black; |
| 1009 | } |
| 1010 | /* |
| 1011 | if ((c[BACKGROUND_COLOR].equals(c[HIGHLIGHT_COLOR])) |
| 1012 | && (c[BACKGROUND_COLOR].equals(c[SHADOW_COLOR]))) { |
| 1013 | c[SHADOW_COLOR] = new Color(c[BACKGROUND_COLOR].getRed() + 75, |
| 1014 | c[BACKGROUND_COLOR].getGreen() + 75, |
| 1015 | c[BACKGROUND_COLOR].getBlue() + 75); |
| 1016 | c[HIGHLIGHT_COLOR] = c[SHADOW_COLOR].brighter(); |
| 1017 | } else if (c[BACKGROUND_COLOR].equals(c[HIGHLIGHT_COLOR])) { |
| 1018 | c[HIGHLIGHT_COLOR] = c[SHADOW_COLOR]; |
| 1019 | c[SHADOW_COLOR] = c[SHADOW_COLOR].darker(); |
| 1020 | } |
| 1021 | */ |
| 1022 | if (! isEnabled()) { |
| 1023 | c[BACKGROUND_COLOR] = c[BACKGROUND_COLOR].darker(); |
| 1024 | // Reduce the contrast |
| 1025 | // Calculate the NTSC gray (NB: REC709 L* might be better!) |
| 1026 | // for foreground and background; then multiply the foreground |
| 1027 | // by the average lightness |
| 1028 | |
| 1029 | |
| 1030 | Color tc = c[BACKGROUND_COLOR]; |
| 1031 | int bg = tc.getRed() * 30 + tc.getGreen() * 59 + tc.getBlue() * 11; |
| 1032 | |
| 1033 | tc = c[FOREGROUND_COLOR]; |
| 1034 | int fg = tc.getRed() * 30 + tc.getGreen() * 59 + tc.getBlue() * 11; |
| 1035 | |
| 1036 | float ave = (float) ((fg + bg) / 51000.0); |
| 1037 | // 255 * 100 * 2 |
| 1038 | |
| 1039 | Color newForeground = new Color((int) (tc.getRed() * ave), |
| 1040 | (int) (tc.getGreen() * ave), |
| 1041 | (int) (tc.getBlue() * ave)); |
| 1042 | |
| 1043 | if (newForeground.equals(c[FOREGROUND_COLOR])) { |
| 1044 | // This probably means the foreground color is black or white |
| 1045 | newForeground = new Color(ave, ave, ave); |
| 1046 | } |
| 1047 | c[FOREGROUND_COLOR] = newForeground; |
| 1048 | |
| 1049 | } |
| 1050 | |
| 1051 | |
| 1052 | return c; |
| 1053 | } |
| 1054 | |
| 1055 | /** |
| 1056 | * Returns an array of Colors similar to getGUIcolors(), but using the |
| 1057 | * System colors. This is useful if pieces of a Component (such as |
| 1058 | * the integrated scrollbars of a List) should retain the System color |
| 1059 | * instead of the background color set by Component.setBackground(). |
| 1060 | */ |
| 1061 | static Color[] getSystemColors() { |
| 1062 | if (systemColors == null) { |
| 1063 | systemColors = new Color[4]; |
| 1064 | systemColors[BACKGROUND_COLOR] = SystemColor.window; |
| 1065 | systemColors[HIGHLIGHT_COLOR] = SystemColor.controlLtHighlight; |
| 1066 | systemColors[SHADOW_COLOR] = SystemColor.controlShadow; |
| 1067 | systemColors[FOREGROUND_COLOR] = SystemColor.windowText; |
| 1068 | } |
| 1069 | return systemColors; |
| 1070 | } |
| 1071 | |
| 1072 | /** |
| 1073 | * Draw a 3D oval. |
| 1074 | */ |
| 1075 | public void draw3DOval(Graphics g, Color colors[], |
| 1076 | int x, int y, int w, int h, boolean raised) |
| 1077 | { |
| 1078 | Color c = g.getColor(); |
| 1079 | g.setColor(raised ? colors[HIGHLIGHT_COLOR] : colors[SHADOW_COLOR]); |
| 1080 | g.drawArc(x, y, w, h, 45, 180); |
| 1081 | g.setColor(raised ? colors[SHADOW_COLOR] : colors[HIGHLIGHT_COLOR]); |
| 1082 | g.drawArc(x, y, w, h, 225, 180); |
| 1083 | g.setColor(c); |
| 1084 | } |
| 1085 | |
| 1086 | public void draw3DRect(Graphics g, Color colors[], |
| 1087 | int x, int y, int width, int height, boolean raised) |
| 1088 | { |
| 1089 | Color c = g.getColor(); |
| 1090 | g.setColor(raised ? colors[HIGHLIGHT_COLOR] : colors[SHADOW_COLOR]); |
| 1091 | g.drawLine(x, y, x, y + height); |
| 1092 | g.drawLine(x + 1, y, x + width - 1, y); |
| 1093 | g.setColor(raised ? colors[SHADOW_COLOR] : colors[HIGHLIGHT_COLOR]); |
| 1094 | g.drawLine(x + 1, y + height, x + width, y + height); |
| 1095 | g.drawLine(x + width, y, x + width, y + height - 1); |
| 1096 | g.setColor(c); |
| 1097 | } |
| 1098 | |
| 1099 | /* |
| 1100 | * drawXXX() methods are used to print the native components by |
| 1101 | * rendering the Motif look ourselves. |
| 1102 | * ToDo(aim): needs to query native motif for more accurate color |
| 1103 | * information. |
| 1104 | */ |
| 1105 | void draw3DOval(Graphics g, Color bg, |
| 1106 | int x, int y, int w, int h, boolean raised) |
| 1107 | { |
| 1108 | Color c = g.getColor(); |
| 1109 | Color shadow = bg.darker(); |
| 1110 | Color highlight = bg.brighter(); |
| 1111 | |
| 1112 | g.setColor(raised ? highlight : shadow); |
| 1113 | g.drawArc(x, y, w, h, 45, 180); |
| 1114 | g.setColor(raised ? shadow : highlight); |
| 1115 | g.drawArc(x, y, w, h, 225, 180); |
| 1116 | g.setColor(c); |
| 1117 | } |
| 1118 | |
| 1119 | void draw3DRect(Graphics g, Color bg, |
| 1120 | int x, int y, int width, int height, |
| 1121 | boolean raised) { |
| 1122 | Color c = g.getColor(); |
| 1123 | Color shadow = bg.darker(); |
| 1124 | Color highlight = bg.brighter(); |
| 1125 | |
| 1126 | g.setColor(raised ? highlight : shadow); |
| 1127 | g.drawLine(x, y, x, y + height); |
| 1128 | g.drawLine(x + 1, y, x + width - 1, y); |
| 1129 | g.setColor(raised ? shadow : highlight); |
| 1130 | g.drawLine(x + 1, y + height, x + width, y + height); |
| 1131 | g.drawLine(x + width, y, x + width, y + height - 1); |
| 1132 | g.setColor(c); |
| 1133 | } |
| 1134 | |
| 1135 | void drawScrollbar(Graphics g, Color bg, int thickness, int length, |
| 1136 | int min, int max, int val, int vis, boolean horizontal) { |
| 1137 | Color c = g.getColor(); |
| 1138 | double f = (double)(length - 2*(thickness-1)) / Math.max(1, ((max - min) + vis)); |
| 1139 | int v1 = thickness + (int)(f * (val - min)); |
| 1140 | int v2 = (int)(f * vis); |
| 1141 | int w2 = thickness-4; |
| 1142 | int tpts_x[] = new int[3]; |
| 1143 | int tpts_y[] = new int[3]; |
| 1144 | |
| 1145 | if (length < 3*w2 ) { |
| 1146 | v1 = v2 = 0; |
| 1147 | if (length < 2*w2 + 2) { |
| 1148 | w2 = (length-2)/2; |
| 1149 | } |
| 1150 | } else if (v2 < 7) { |
| 1151 | // enforce a minimum handle size |
| 1152 | v1 = Math.max(0, v1 - ((7 - v2)>>1)); |
| 1153 | v2 = 7; |
| 1154 | } |
| 1155 | |
| 1156 | int ctr = thickness/2; |
| 1157 | int sbmin = ctr - w2/2; |
| 1158 | int sbmax = ctr + w2/2; |
| 1159 | |
| 1160 | // paint the background slightly darker |
| 1161 | { |
| 1162 | Color d = new Color((int) (bg.getRed() * 0.85), |
| 1163 | (int) (bg.getGreen() * 0.85), |
| 1164 | (int) (bg.getBlue() * 0.85)); |
| 1165 | |
| 1166 | g.setColor(d); |
| 1167 | if (horizontal) { |
| 1168 | g.fillRect(0, 0, length, thickness); |
| 1169 | } else { |
| 1170 | g.fillRect(0, 0, thickness, length); |
| 1171 | } |
| 1172 | } |
| 1173 | |
| 1174 | // paint the thumb and arrows in the normal background color |
| 1175 | g.setColor(bg); |
| 1176 | if (v1 > 0) { |
| 1177 | if (horizontal) { |
| 1178 | g.fillRect(v1, 3, v2, thickness-3); |
| 1179 | } else { |
| 1180 | g.fillRect(3, v1, thickness-3, v2); |
| 1181 | } |
| 1182 | } |
| 1183 | |
| 1184 | tpts_x[0] = ctr; tpts_y[0] = 2; |
| 1185 | tpts_x[1] = sbmin; tpts_y[1] = w2; |
| 1186 | tpts_x[2] = sbmax; tpts_y[2] = w2; |
| 1187 | if (horizontal) { |
| 1188 | g.fillPolygon(tpts_y, tpts_x, 3); |
| 1189 | } else { |
| 1190 | g.fillPolygon(tpts_x, tpts_y, 3); |
| 1191 | } |
| 1192 | |
| 1193 | tpts_y[0] = length-2; |
| 1194 | tpts_y[1] = length-w2; |
| 1195 | tpts_y[2] = length-w2; |
| 1196 | if (horizontal) { |
| 1197 | g.fillPolygon(tpts_y, tpts_x, 3); |
| 1198 | } else { |
| 1199 | g.fillPolygon(tpts_x, tpts_y, 3); |
| 1200 | } |
| 1201 | |
| 1202 | Color highlight = bg.brighter(); |
| 1203 | |
| 1204 | // // // // draw the "highlighted" edges |
| 1205 | g.setColor(highlight); |
| 1206 | |
| 1207 | // outline & arrows |
| 1208 | if (horizontal) { |
| 1209 | g.drawLine(1, thickness, length - 1, thickness); |
| 1210 | g.drawLine(length - 1, 1, length - 1, thickness); |
| 1211 | |
| 1212 | // arrows |
| 1213 | g.drawLine(1, ctr, w2, sbmin); |
| 1214 | g.drawLine(length - w2, sbmin, length - w2, sbmax); |
| 1215 | g.drawLine(length - w2, sbmin, length - 2, ctr); |
| 1216 | |
| 1217 | } else { |
| 1218 | g.drawLine(thickness, 1, thickness, length - 1); |
| 1219 | g.drawLine(1, length - 1, thickness, length - 1); |
| 1220 | |
| 1221 | // arrows |
| 1222 | g.drawLine(ctr, 1, sbmin, w2); |
| 1223 | g.drawLine(sbmin, length - w2, sbmax, length - w2); |
| 1224 | g.drawLine(sbmin, length - w2, ctr, length - 2); |
| 1225 | } |
| 1226 | |
| 1227 | // thumb |
| 1228 | if (v1 > 0) { |
| 1229 | if (horizontal) { |
| 1230 | g.drawLine(v1, 2, v1 + v2, 2); |
| 1231 | g.drawLine(v1, 2, v1, thickness-3); |
| 1232 | } else { |
| 1233 | g.drawLine(2, v1, 2, v1 + v2); |
| 1234 | g.drawLine(2, v1, thickness-3, v1); |
| 1235 | } |
| 1236 | } |
| 1237 | |
| 1238 | Color shadow = bg.darker(); |
| 1239 | |
| 1240 | // // // // draw the "shadowed" edges |
| 1241 | g.setColor(shadow); |
| 1242 | |
| 1243 | // outline && arrows |
| 1244 | if (horizontal) { |
| 1245 | g.drawLine(0, 0, 0, thickness); |
| 1246 | g.drawLine(0, 0, length - 1, 0); |
| 1247 | |
| 1248 | // arrows |
| 1249 | g.drawLine(w2, sbmin, w2, sbmax); |
| 1250 | g.drawLine(w2, sbmax, 1, ctr); |
| 1251 | g.drawLine(length-2, ctr, length-w2, sbmax); |
| 1252 | |
| 1253 | } else { |
| 1254 | g.drawLine(0, 0, thickness, 0); |
| 1255 | g.drawLine(0, 0, 0, length - 1); |
| 1256 | |
| 1257 | // arrows |
| 1258 | g.drawLine(sbmin, w2, sbmax, w2); |
| 1259 | g.drawLine(sbmax, w2, ctr, 1); |
| 1260 | g.drawLine(ctr, length-2, sbmax, length-w2); |
| 1261 | } |
| 1262 | |
| 1263 | // thumb |
| 1264 | if (v1 > 0) { |
| 1265 | if (horizontal) { |
| 1266 | g.drawLine(v1 + v2, 2, v1 + v2, thickness-2); |
| 1267 | g.drawLine(v1, thickness-2, v1 + v2, thickness-2); |
| 1268 | } else { |
| 1269 | g.drawLine(2, v1 + v2, thickness-2, v1 + v2); |
| 1270 | g.drawLine(thickness-2, v1, thickness-2, v1 + v2); |
| 1271 | } |
| 1272 | } |
| 1273 | g.setColor(c); |
| 1274 | } |
| 1275 | |
| 1276 | /** |
| 1277 | * The following multibuffering-related methods delegate to our |
| 1278 | * associated GraphicsConfig (X11 or GLX) to handle the appropriate |
| 1279 | * native windowing system specific actions. |
| 1280 | */ |
| 1281 | |
| 1282 | public void createBuffers(int numBuffers, BufferCapabilities caps) |
| 1283 | throws AWTException |
| 1284 | { |
| 1285 | if (buffersLog.isLoggable(Level.FINE)) { |
| 1286 | buffersLog.fine("createBuffers(" + numBuffers + ", " + caps + ")"); |
| 1287 | } |
| 1288 | backBuffer = graphicsConfig.createBackBuffer(this, numBuffers, caps); |
| 1289 | xBackBuffer = graphicsConfig.createBackBufferImage(target, |
| 1290 | backBuffer); |
| 1291 | } |
| 1292 | |
| 1293 | public void flip(BufferCapabilities.FlipContents flipAction) { |
| 1294 | if (buffersLog.isLoggable(Level.FINE)) { |
| 1295 | buffersLog.fine("flip(" + flipAction + ")"); |
| 1296 | } |
| 1297 | if (backBuffer == 0) { |
| 1298 | throw new IllegalStateException("Buffers have not been created"); |
| 1299 | } |
| 1300 | graphicsConfig.flip(this, target, xBackBuffer, flipAction); |
| 1301 | } |
| 1302 | |
| 1303 | public Image getBackBuffer() { |
| 1304 | if (buffersLog.isLoggable(Level.FINE)) { |
| 1305 | buffersLog.fine("getBackBuffer()"); |
| 1306 | } |
| 1307 | if (backBuffer == 0) { |
| 1308 | throw new IllegalStateException("Buffers have not been created"); |
| 1309 | } |
| 1310 | return xBackBuffer; |
| 1311 | } |
| 1312 | |
| 1313 | public void destroyBuffers() { |
| 1314 | if (buffersLog.isLoggable(Level.FINE)) { |
| 1315 | buffersLog.fine("destroyBuffers()"); |
| 1316 | } |
| 1317 | graphicsConfig.destroyBackBuffer(backBuffer); |
| 1318 | backBuffer = 0; |
| 1319 | xBackBuffer = null; |
| 1320 | } |
| 1321 | |
| 1322 | // End of multi-buffering |
| 1323 | |
| 1324 | public void notifyTextComponentChange(boolean add){ |
| 1325 | Container parent = ComponentAccessor.getParent_NoClientCode(target); |
| 1326 | while(!(parent == null || |
| 1327 | parent instanceof java.awt.Frame || |
| 1328 | parent instanceof java.awt.Dialog)) { |
| 1329 | parent = ComponentAccessor.getParent_NoClientCode(parent); |
| 1330 | } |
| 1331 | |
| 1332 | /* FIX ME - FIX ME need to implement InputMethods |
| 1333 | if (parent instanceof java.awt.Frame || |
| 1334 | parent instanceof java.awt.Dialog) { |
| 1335 | if (add) |
| 1336 | ((MInputMethodControl)parent.getPeer()).addTextComponent((MComponentPeer)this); |
| 1337 | else |
| 1338 | ((MInputMethodControl)parent.getPeer()).removeTextComponent((MComponentPeer)this); |
| 1339 | } |
| 1340 | */ |
| 1341 | } |
| 1342 | |
| 1343 | /** |
| 1344 | * Returns true if this event is disabled and shouldn't be processed by window |
| 1345 | * Currently if target component is disabled the following event will be disabled on window: |
| 1346 | * ButtonPress, ButtonRelease, KeyPress, KeyRelease, EnterNotify, LeaveNotify, MotionNotify |
| 1347 | */ |
| 1348 | protected boolean isEventDisabled(XEvent e) { |
| 1349 | enableLog.log(Level.FINEST, "Component is {1}, checking for disabled event {0}", new Object[] {e, (isEnabled()?"enabled":"disable")}); |
| 1350 | if (!isEnabled()) { |
| 1351 | switch (e.get_type()) { |
| 1352 | case ButtonPress: |
| 1353 | case ButtonRelease: |
| 1354 | case KeyPress: |
| 1355 | case KeyRelease: |
| 1356 | case EnterNotify: |
| 1357 | case LeaveNotify: |
| 1358 | case MotionNotify: |
| 1359 | enableLog.log(Level.FINER, "Event {0} is disable", new Object[] {e}); |
| 1360 | return true; |
| 1361 | } |
| 1362 | } |
| 1363 | switch(e.get_type()) { |
| 1364 | case MapNotify: |
| 1365 | case UnmapNotify: |
| 1366 | return true; |
| 1367 | } |
| 1368 | return super.isEventDisabled(e); |
| 1369 | } |
| 1370 | |
| 1371 | Color getPeerBackground() { |
| 1372 | return background; |
| 1373 | } |
| 1374 | |
| 1375 | Color getPeerForeground() { |
| 1376 | return foreground; |
| 1377 | } |
| 1378 | |
| 1379 | Font getPeerFont() { |
| 1380 | return font; |
| 1381 | } |
| 1382 | |
| 1383 | Dimension getPeerSize() { |
| 1384 | return new Dimension(width,height); |
| 1385 | } |
| 1386 | |
| 1387 | public void setBoundsOperation(int operation) { |
| 1388 | synchronized(getStateLock()) { |
| 1389 | if (boundsOperation == DEFAULT_OPERATION) { |
| 1390 | boundsOperation = operation; |
| 1391 | } else if (operation == RESET_OPERATION) { |
| 1392 | boundsOperation = DEFAULT_OPERATION; |
| 1393 | } |
| 1394 | } |
| 1395 | } |
| 1396 | |
| 1397 | static String operationToString(int operation) { |
| 1398 | switch (operation) { |
| 1399 | case SET_LOCATION: |
| 1400 | return "SET_LOCATION"; |
| 1401 | case SET_SIZE: |
| 1402 | return "SET_SIZE"; |
| 1403 | case SET_CLIENT_SIZE: |
| 1404 | return "SET_CLIENT_SIZE"; |
| 1405 | default: |
| 1406 | case SET_BOUNDS: |
| 1407 | return "SET_BOUNDS"; |
| 1408 | } |
| 1409 | } |
| 1410 | |
| 1411 | public void restack() { |
| 1412 | synchronized(target.getTreeLock()) { |
| 1413 | // Build the list of X windows in the window corresponding to this container |
| 1414 | // This list is already in correct Java stacking order |
| 1415 | Container cont = (Container)target; |
| 1416 | Vector order = new Vector(cont.getComponentCount()); |
| 1417 | HashSet set = new HashSet(); |
| 1418 | |
| 1419 | addTree(order, set, cont); |
| 1420 | |
| 1421 | XToolkit.awtLock(); |
| 1422 | try { |
| 1423 | // Get the current list of X window in X window. Some of the windows |
| 1424 | // might be only native |
| 1425 | XQueryTree qt = new XQueryTree(getContentWindow()); |
| 1426 | try { |
| 1427 | if (qt.execute() != 0) { |
| 1428 | if (qt.get_nchildren() != 0) { |
| 1429 | long pchildren = qt.get_children(); |
| 1430 | int j = 0; // index to insert |
| 1431 | for (int i = 0; i < qt.get_nchildren(); i++) { |
| 1432 | Long w = Long.valueOf(Native.getLong(pchildren, i)); |
| 1433 | if (!set.contains(w)) { |
| 1434 | set.add(w); |
| 1435 | order.add(j++, w); |
| 1436 | } |
| 1437 | } |
| 1438 | } |
| 1439 | } |
| 1440 | |
| 1441 | if (order.size() != 0) { |
| 1442 | // Create native array of the windows |
| 1443 | long windows = Native.allocateLongArray(order.size()); |
| 1444 | Native.putLong(windows, order); |
| 1445 | |
| 1446 | // Restack native window according to the new order |
| 1447 | XlibWrapper.XRestackWindows(XToolkit.getDisplay(), windows, order.size()); |
| 1448 | |
| 1449 | XlibWrapper.unsafe.freeMemory(windows); |
| 1450 | } |
| 1451 | } finally { |
| 1452 | qt.dispose(); |
| 1453 | } |
| 1454 | } finally { |
| 1455 | XToolkit.awtUnlock(); |
| 1456 | } |
| 1457 | } |
| 1458 | } |
| 1459 | |
| 1460 | public boolean isRestackSupported() { |
| 1461 | return true; |
| 1462 | } |
| 1463 | |
| 1464 | private void addTree(Collection order, Set set, Container cont) { |
| 1465 | for (int i = 0; i < cont.getComponentCount(); i++) { |
| 1466 | Component comp = cont.getComponent(i); |
| 1467 | ComponentPeer peer = comp.getPeer(); |
| 1468 | if (peer instanceof XComponentPeer) { |
| 1469 | Long window = Long.valueOf(((XComponentPeer)peer).getWindow()); |
| 1470 | if (!set.contains(window)) { |
| 1471 | set.add(window); |
| 1472 | order.add(window); |
| 1473 | } |
| 1474 | } else if (comp instanceof Container) { |
| 1475 | // It is lightweight container, it might contain heavyweight components attached to this |
| 1476 | // peer |
| 1477 | addTree(order, set, (Container)comp); |
| 1478 | } |
| 1479 | } |
| 1480 | } |
| 1481 | |
| 1482 | /****** DropTargetPeer implementation ********************/ |
| 1483 | |
| 1484 | public void addDropTarget(DropTarget dt) { |
| 1485 | Component comp = target; |
| 1486 | while(!(comp == null || comp instanceof Window)) { |
| 1487 | comp = comp.getParent(); |
| 1488 | } |
| 1489 | |
| 1490 | if (comp instanceof Window) { |
| 1491 | XWindowPeer wpeer = (XWindowPeer)(comp.getPeer()); |
| 1492 | if (wpeer != null) { |
| 1493 | wpeer.addDropTarget(); |
| 1494 | } |
| 1495 | } |
| 1496 | } |
| 1497 | |
| 1498 | public void removeDropTarget(DropTarget dt) { |
| 1499 | Component comp = target; |
| 1500 | while(!(comp == null || comp instanceof Window)) { |
| 1501 | comp = comp.getParent(); |
| 1502 | } |
| 1503 | |
| 1504 | if (comp instanceof Window) { |
| 1505 | XWindowPeer wpeer = (XWindowPeer)(comp.getPeer()); |
| 1506 | if (wpeer != null) { |
| 1507 | wpeer.removeDropTarget(); |
| 1508 | } |
| 1509 | } |
| 1510 | } |
| 1511 | |
| 1512 | /** |
| 1513 | * Applies the shape to the X-window. |
| 1514 | * @since 1.7 |
| 1515 | */ |
| 1516 | public void applyShape(Region shape) { |
| 1517 | if (XlibUtil.isShapingSupported()) { |
| 1518 | if (shapeLog.isLoggable(Level.FINER)) { |
| 1519 | shapeLog.finer( |
| 1520 | "*** INFO: Setting shape: PEER: " + this |
| 1521 | + "; WINDOW: " + getWindow() |
| 1522 | + "; TARGET: " + target |
| 1523 | + "; SHAPE: " + shape); |
| 1524 | } |
| 1525 | XToolkit.awtLock(); |
| 1526 | try { |
| 1527 | XlibWrapper.SetRectangularShape( |
| 1528 | XToolkit.getDisplay(), |
| 1529 | getWindow(), |
| 1530 | shape.getLoX(), shape.getLoY(), |
| 1531 | shape.getHiX(), shape.getHiY(), |
| 1532 | (shape.isRectangular() ? null : shape) |
| 1533 | ); |
| 1534 | } finally { |
| 1535 | XToolkit.awtUnlock(); |
| 1536 | } |
| 1537 | } else { |
| 1538 | if (shapeLog.isLoggable(Level.FINER)) { |
| 1539 | shapeLog.finer("*** WARNING: Shaping is NOT supported!"); |
| 1540 | } |
| 1541 | } |
| 1542 | } |
| 1543 | } |