J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2005-2007 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 | |
| 26 | package sun.awt.X11; |
| 27 | |
| 28 | import java.awt.*; |
| 29 | import java.awt.event.*; |
| 30 | import java.awt.peer.TrayIconPeer; |
| 31 | import sun.awt.*; |
| 32 | import java.awt.image.*; |
| 33 | import java.text.BreakIterator; |
| 34 | import java.util.Vector; |
| 35 | import java.lang.reflect.Field; |
| 36 | import java.util.logging.Logger; |
| 37 | import java.util.logging.Level; |
| 38 | import java.util.AbstractQueue; |
| 39 | import java.util.concurrent.ArrayBlockingQueue; |
| 40 | import java.security.AccessController; |
| 41 | import java.security.PrivilegedAction; |
| 42 | import java.lang.reflect.InvocationTargetException; |
| 43 | |
| 44 | public class XTrayIconPeer implements TrayIconPeer { |
| 45 | private static final Logger ctrLog = Logger.getLogger("sun.awt.X11.XTrayIconPeer.centering"); |
| 46 | |
| 47 | TrayIcon target; |
| 48 | TrayIconEventProxy eventProxy; |
| 49 | XTrayIconEmbeddedFrame eframe; |
| 50 | TrayIconCanvas canvas; |
| 51 | Balloon balloon; |
| 52 | Tooltip tooltip; |
| 53 | PopupMenu popup; |
| 54 | String tooltipString; |
| 55 | boolean isTrayIconDisplayed; |
| 56 | long eframeParentID; |
| 57 | final XEventDispatcher parentXED, eframeXED; |
| 58 | |
| 59 | static final XEventDispatcher dummyXED = new XEventDispatcher() { |
| 60 | public void dispatchEvent(XEvent ev) {} |
| 61 | }; |
| 62 | |
| 63 | volatile boolean isDisposed; |
| 64 | |
| 65 | boolean isParentWindowLocated; |
| 66 | int old_x, old_y; |
| 67 | int ex_width, ex_height; |
| 68 | |
| 69 | final static int TRAY_ICON_WIDTH = 24; |
| 70 | final static int TRAY_ICON_HEIGHT = 24; |
| 71 | |
| 72 | XTrayIconPeer(TrayIcon target) |
| 73 | throws AWTException |
| 74 | { |
| 75 | this.target = target; |
| 76 | |
| 77 | eventProxy = new TrayIconEventProxy(this); |
| 78 | |
| 79 | canvas = new TrayIconCanvas(target, TRAY_ICON_WIDTH, TRAY_ICON_HEIGHT); |
| 80 | |
| 81 | eframe = new XTrayIconEmbeddedFrame(); |
| 82 | |
| 83 | eframe.setSize(TRAY_ICON_WIDTH, TRAY_ICON_HEIGHT); |
| 84 | eframe.add(canvas); |
| 85 | |
| 86 | // Fix for 6317038: as EmbeddedFrame is instance of Frame, it is blocked |
| 87 | // by modal dialogs, but in the case of TrayIcon it shouldn't. So we |
| 88 | // set ModalExclusion property on it. |
| 89 | AccessController.doPrivileged(new PrivilegedAction() { |
| 90 | public Object run() { |
| 91 | eframe.setModalExclusionType(Dialog.ModalExclusionType.TOOLKIT_EXCLUDE); |
| 92 | return null; |
| 93 | } |
| 94 | }); |
| 95 | |
| 96 | |
| 97 | if (XWM.getWMID() != XWM.METACITY_WM) { |
| 98 | parentXED = dummyXED; // We don't like to leave it 'null'. |
| 99 | |
| 100 | } else { |
| 101 | parentXED = new XEventDispatcher() { |
| 102 | // It's executed under AWTLock. |
| 103 | public void dispatchEvent(XEvent ev) { |
| 104 | if (isDisposed() || ev.get_type() != XlibWrapper.ConfigureNotify) { |
| 105 | return; |
| 106 | } |
| 107 | |
| 108 | XConfigureEvent ce = ev.get_xconfigure(); |
| 109 | |
| 110 | ctrLog.log(Level.FINE, "ConfigureNotify on parent of {0}: {1}x{2}+{3}+{4} (old: {5}+{6})", |
| 111 | new Object[] { XTrayIconPeer.this, ce.get_width(), ce.get_height(), |
| 112 | ce.get_x(), ce.get_y(), old_x, old_y }); |
| 113 | |
| 114 | // A workaround for Gnome/Metacity (it doesn't affect the behaviour on KDE). |
| 115 | // On Metacity the EmbeddedFrame's parent window bounds are larger |
| 116 | // than TrayIcon size required (that is we need a square but a rectangle |
| 117 | // is provided by the Panel Notification Area). The parent's background color |
| 118 | // differs from the Panel's one. To hide the background we resize parent |
| 119 | // window so that it fits the EmbeddedFrame. |
| 120 | // However due to resizing the parent window it loses centering in the Panel. |
| 121 | // We center it when discovering that some of its side is of size greater |
| 122 | // than the fixed value. Centering is being done by "X" (when the parent's width |
| 123 | // is greater) and by "Y" (when the parent's height is greater). |
| 124 | |
| 125 | // Actually we need this workaround until we could detect taskbar color. |
| 126 | |
| 127 | if (ce.get_height() != TRAY_ICON_HEIGHT && ce.get_width() != TRAY_ICON_WIDTH) { |
| 128 | |
| 129 | // If both the height and the width differ from the fixed size then WM |
| 130 | // must level at least one side to the fixed size. For some reason it may take |
| 131 | // a few hops (even after reparenting) and we have to skip the intermediate ones. |
| 132 | ctrLog.log(Level.FINE, "ConfigureNotify on parent of {0}. Skipping as intermediate resizing.", |
| 133 | XTrayIconPeer.this); |
| 134 | return; |
| 135 | |
| 136 | } else if (ce.get_height() > TRAY_ICON_HEIGHT) { |
| 137 | |
| 138 | ctrLog.log(Level.FINE, "ConfigureNotify on parent of {0}. Centering by \"Y\".", |
| 139 | XTrayIconPeer.this); |
| 140 | |
| 141 | XlibWrapper.XMoveResizeWindow(XToolkit.getDisplay(), eframeParentID, |
| 142 | ce.get_x(), |
| 143 | ce.get_y()+ce.get_height()/2-TRAY_ICON_HEIGHT/2, |
| 144 | TRAY_ICON_WIDTH, |
| 145 | TRAY_ICON_HEIGHT); |
| 146 | ex_height = ce.get_height(); |
| 147 | ex_width = 0; |
| 148 | |
| 149 | } else if (ce.get_width() > TRAY_ICON_WIDTH) { |
| 150 | |
| 151 | ctrLog.log(Level.FINE, "ConfigureNotify on parent of {0}. Centering by \"X\".", |
| 152 | XTrayIconPeer.this); |
| 153 | |
| 154 | XlibWrapper.XMoveResizeWindow(XToolkit.getDisplay(), eframeParentID, |
| 155 | ce.get_x()+ce.get_width()/2 - TRAY_ICON_WIDTH/2, |
| 156 | ce.get_y(), |
| 157 | TRAY_ICON_WIDTH, |
| 158 | TRAY_ICON_HEIGHT); |
| 159 | ex_width = ce.get_width(); |
| 160 | ex_height = 0; |
| 161 | |
| 162 | } else if (isParentWindowLocated && ce.get_x() != old_x && ce.get_y() != old_y) { |
| 163 | // If moving by both "X" and "Y". |
| 164 | // When some tray icon gets removed from the tray, a Java icon may be repositioned. |
| 165 | // In this case the parent window also lose centering. We have to restore it. |
| 166 | |
| 167 | if (ex_height != 0) { |
| 168 | |
| 169 | ctrLog.log(Level.FINE, "ConfigureNotify on parent of {0}. Move detected. Centering by \"Y\".", |
| 170 | XTrayIconPeer.this); |
| 171 | |
| 172 | XlibWrapper.XMoveWindow(XToolkit.getDisplay(), eframeParentID, |
| 173 | ce.get_x(), |
| 174 | ce.get_y() + ex_height/2 - TRAY_ICON_HEIGHT/2); |
| 175 | |
| 176 | } else if (ex_width != 0) { |
| 177 | |
| 178 | ctrLog.log(Level.FINE, "ConfigureNotify on parent of {0}. Move detected. Centering by \"X\".", |
| 179 | XTrayIconPeer.this); |
| 180 | |
| 181 | XlibWrapper.XMoveWindow(XToolkit.getDisplay(), eframeParentID, |
| 182 | ce.get_x() + ex_width/2 - TRAY_ICON_WIDTH/2, |
| 183 | ce.get_y()); |
| 184 | } else { |
| 185 | ctrLog.log(Level.FINE, "ConfigureNotify on parent of {0}. Move detected. Skipping.", |
| 186 | XTrayIconPeer.this); |
| 187 | } |
| 188 | } |
| 189 | old_x = ce.get_x(); |
| 190 | old_y = ce.get_y(); |
| 191 | isParentWindowLocated = true; |
| 192 | } |
| 193 | }; |
| 194 | } |
| 195 | eframeXED = new XEventDispatcher() { |
| 196 | // It's executed under AWTLock. |
| 197 | XTrayIconPeer xtiPeer = XTrayIconPeer.this; |
| 198 | |
| 199 | public void dispatchEvent(XEvent ev) { |
| 200 | if (isDisposed() || ev.get_type() != XlibWrapper.ReparentNotify) { |
| 201 | return; |
| 202 | } |
| 203 | |
| 204 | XReparentEvent re = ev.get_xreparent(); |
| 205 | eframeParentID = re.get_parent(); |
| 206 | |
| 207 | if (eframeParentID == XToolkit.getDefaultRootWindow()) { |
| 208 | |
| 209 | if (isTrayIconDisplayed) { // most likely Notification Area was removed |
| 210 | SunToolkit.executeOnEventHandlerThread(xtiPeer.target, new Runnable() { |
| 211 | public void run() { |
| 212 | SystemTray.getSystemTray().remove(xtiPeer.target); |
| 213 | } |
| 214 | }); |
| 215 | } |
| 216 | return; |
| 217 | } |
| 218 | |
| 219 | if (!isTrayIconDisplayed) { |
| 220 | addXED(eframeParentID, parentXED, XlibWrapper.StructureNotifyMask); |
| 221 | |
| 222 | isTrayIconDisplayed = true; |
| 223 | XToolkit.awtLockNotifyAll(); |
| 224 | } |
| 225 | } |
| 226 | }; |
| 227 | |
| 228 | addXED(getWindow(), eframeXED, XlibWrapper.StructureNotifyMask); |
| 229 | |
| 230 | XSystemTrayPeer.getPeerInstance().addTrayIcon(this); // throws AWTException |
| 231 | |
| 232 | // Wait till the EmbeddedFrame is reparented |
| 233 | long start = System.currentTimeMillis(); |
| 234 | final long PERIOD = 2000L; |
| 235 | XToolkit.awtLock(); |
| 236 | try { |
| 237 | while (!isTrayIconDisplayed) { |
| 238 | try { |
| 239 | XToolkit.awtLockWait(PERIOD); |
| 240 | } catch (InterruptedException e) { |
| 241 | break; |
| 242 | } |
| 243 | if (System.currentTimeMillis() - start > PERIOD) { |
| 244 | break; |
| 245 | } |
| 246 | } |
| 247 | } finally { |
| 248 | XToolkit.awtUnlock(); |
| 249 | } |
| 250 | |
| 251 | // This is unlikely to happen. |
| 252 | if (!isTrayIconDisplayed || eframeParentID == 0 || |
| 253 | eframeParentID == XToolkit.getDefaultRootWindow()) |
| 254 | { |
| 255 | throw new AWTException("TrayIcon couldn't be displayed."); |
| 256 | } |
| 257 | |
| 258 | eframe.setVisible(true); |
| 259 | updateImage(); |
| 260 | |
| 261 | balloon = new Balloon(this, eframe); |
| 262 | tooltip = new Tooltip(this, eframe); |
| 263 | |
| 264 | addListeners(); |
| 265 | } |
| 266 | |
| 267 | public void dispose() { |
| 268 | if (SunToolkit.isDispatchThreadForAppContext(target)) { |
| 269 | disposeOnEDT(); |
| 270 | } else { |
| 271 | try { |
| 272 | SunToolkit.executeOnEDTAndWait(target, new Runnable() { |
| 273 | public void run() { |
| 274 | disposeOnEDT(); |
| 275 | } |
| 276 | }); |
| 277 | } catch (InterruptedException ie) { |
| 278 | } catch (InvocationTargetException ite) {} |
| 279 | } |
| 280 | } |
| 281 | |
| 282 | private void disposeOnEDT() { |
| 283 | // All actions that is to be synchronized with disposal |
| 284 | // should be executed either under AWTLock, or on EDT. |
| 285 | // isDisposed value must be checked. |
| 286 | XToolkit.awtLock(); |
| 287 | isDisposed = true; |
| 288 | XToolkit.awtUnlock(); |
| 289 | |
| 290 | removeXED(getWindow(), eframeXED); |
| 291 | removeXED(eframeParentID, parentXED); |
| 292 | eframe.realDispose(); |
| 293 | balloon.dispose(); |
| 294 | isTrayIconDisplayed = false; |
| 295 | XToolkit.targetDisposedPeer(target, this); |
| 296 | } |
| 297 | |
| 298 | public static void suppressWarningString(Window w) { |
| 299 | WindowAccessor.setTrayIconWindow(w, true); |
| 300 | } |
| 301 | |
| 302 | public void setToolTip(String tooltip) { |
| 303 | tooltipString = tooltip; |
| 304 | } |
| 305 | |
| 306 | public void updateImage() { |
| 307 | Runnable r = new Runnable() { |
| 308 | public void run() { |
| 309 | canvas.updateImage(target.getImage()); |
| 310 | } |
| 311 | }; |
| 312 | |
| 313 | if (!SunToolkit.isDispatchThreadForAppContext(target)) { |
| 314 | SunToolkit.executeOnEventHandlerThread(target, r); |
| 315 | } else { |
| 316 | r.run(); |
| 317 | } |
| 318 | } |
| 319 | |
| 320 | public void displayMessage(String caption, String text, String messageType) { |
| 321 | Point loc = getLocationOnScreen(); |
| 322 | Rectangle screen = eframe.getGraphicsConfiguration().getBounds(); |
| 323 | |
| 324 | // Check if the tray icon is in the bounds of a screen. |
| 325 | if (!(loc.x < screen.x || loc.x >= screen.x + screen.width || |
| 326 | loc.y < screen.y || loc.y >= screen.y + screen.height)) |
| 327 | { |
| 328 | balloon.display(caption, text, messageType); |
| 329 | } |
| 330 | } |
| 331 | |
| 332 | // It's synchronized with disposal by EDT. |
| 333 | public void showPopupMenu(int x, int y) { |
| 334 | if (isDisposed()) |
| 335 | return; |
| 336 | |
| 337 | assert SunToolkit.isDispatchThreadForAppContext(target); |
| 338 | |
| 339 | PopupMenu newPopup = target.getPopupMenu(); |
| 340 | if (popup != newPopup) { |
| 341 | if (popup != null) { |
| 342 | eframe.remove(popup); |
| 343 | } |
| 344 | if (newPopup != null) { |
| 345 | eframe.add(newPopup); |
| 346 | } |
| 347 | popup = newPopup; |
| 348 | } |
| 349 | |
| 350 | if (popup != null) { |
| 351 | Point loc = ((XBaseWindow)eframe.getPeer()).toLocal(new Point(x, y)); |
| 352 | popup.show(eframe, loc.x, loc.y); |
| 353 | } |
| 354 | } |
| 355 | |
| 356 | |
| 357 | // ****************************************************************** |
| 358 | // ****************************************************************** |
| 359 | |
| 360 | |
| 361 | private void addXED(long window, XEventDispatcher xed, long mask) { |
| 362 | if (window == 0) { |
| 363 | return; |
| 364 | } |
| 365 | XToolkit.awtLock(); |
| 366 | try { |
| 367 | XlibWrapper.XSelectInput(XToolkit.getDisplay(), window, mask); |
| 368 | } finally { |
| 369 | XToolkit.awtUnlock(); |
| 370 | } |
| 371 | XToolkit.addEventDispatcher(window, xed); |
| 372 | } |
| 373 | |
| 374 | private void removeXED(long window, XEventDispatcher xed) { |
| 375 | if (window == 0) { |
| 376 | return; |
| 377 | } |
| 378 | XToolkit.awtLock(); |
| 379 | try { |
| 380 | XToolkit.removeEventDispatcher(window, xed); |
| 381 | } finally { |
| 382 | XToolkit.awtUnlock(); |
| 383 | } |
| 384 | } |
| 385 | |
| 386 | // Private method for testing purposes. |
| 387 | private Point getLocationOnScreen() { |
| 388 | return eframe.getLocationOnScreen(); |
| 389 | } |
| 390 | |
| 391 | private Rectangle getBounds() { |
| 392 | Point loc = getLocationOnScreen(); |
| 393 | return new Rectangle(loc.x, loc.y, loc.x + TRAY_ICON_WIDTH, loc.y + TRAY_ICON_HEIGHT); |
| 394 | } |
| 395 | |
| 396 | void addListeners() { |
| 397 | canvas.addMouseListener(eventProxy); |
| 398 | canvas.addMouseMotionListener(eventProxy); |
| 399 | } |
| 400 | |
| 401 | long getWindow() { |
| 402 | return ((XEmbeddedFramePeer)eframe.getPeer()).getWindow(); |
| 403 | } |
| 404 | |
| 405 | boolean isDisposed() { |
| 406 | return isDisposed; |
| 407 | } |
| 408 | |
| 409 | static class TrayIconEventProxy implements MouseListener, MouseMotionListener { |
| 410 | XTrayIconPeer xtiPeer; |
| 411 | |
| 412 | TrayIconEventProxy(XTrayIconPeer xtiPeer) { |
| 413 | this.xtiPeer = xtiPeer; |
| 414 | } |
| 415 | |
| 416 | public void handleEvent(MouseEvent e) { |
| 417 | //prevent DRAG events from being posted with TrayIcon source(CR 6565779) |
| 418 | if (e.getID() == MouseEvent.MOUSE_DRAGGED) { |
| 419 | return; |
| 420 | } |
| 421 | |
| 422 | // Event handling is synchronized with disposal by EDT. |
| 423 | if (xtiPeer.isDisposed()) { |
| 424 | return; |
| 425 | } |
| 426 | Point coord = XBaseWindow.toOtherWindow(xtiPeer.getWindow(), |
| 427 | XToolkit.getDefaultRootWindow(), |
| 428 | e.getX(), e.getY()); |
| 429 | |
| 430 | if (e.isPopupTrigger()) { |
| 431 | xtiPeer.showPopupMenu(coord.x, coord.y); |
| 432 | } |
| 433 | |
| 434 | e.translatePoint(coord.x - e.getX(), coord.y - e.getY()); |
| 435 | // This is a hack in order to set non-Component source to MouseEvent |
| 436 | // instance. |
| 437 | // In some cases this could lead to unpredictable result (e.g. when |
| 438 | // other class tries to cast source field to Component). |
| 439 | // We already filter DRAG events out (CR 6565779). |
| 440 | e.setSource(xtiPeer.target); |
| 441 | Toolkit.getDefaultToolkit().getSystemEventQueue().postEvent(e); |
| 442 | } |
| 443 | public void mouseClicked(MouseEvent e) { |
| 444 | if ((e.getClickCount() > 1 || xtiPeer.balloon.isVisible()) && |
| 445 | e.getButton() == MouseEvent.BUTTON1) |
| 446 | { |
| 447 | ActionEvent aev = new ActionEvent(xtiPeer.target, ActionEvent.ACTION_PERFORMED, |
| 448 | xtiPeer.target.getActionCommand(), e.getWhen(), |
| 449 | e.getModifiers()); |
| 450 | Toolkit.getDefaultToolkit().getSystemEventQueue().postEvent(aev); |
| 451 | } |
| 452 | if (xtiPeer.balloon.isVisible()) { |
| 453 | xtiPeer.balloon.hide(); |
| 454 | } |
| 455 | handleEvent(e); |
| 456 | } |
| 457 | public void mouseEntered(MouseEvent e) { |
| 458 | xtiPeer.tooltip.enter(); |
| 459 | handleEvent(e); |
| 460 | } |
| 461 | public void mouseExited(MouseEvent e) { |
| 462 | xtiPeer.tooltip.exit(); |
| 463 | handleEvent(e); |
| 464 | } |
| 465 | public void mousePressed(MouseEvent e) { |
| 466 | handleEvent(e); |
| 467 | } |
| 468 | public void mouseReleased(MouseEvent e) { |
| 469 | handleEvent(e); |
| 470 | } |
| 471 | public void mouseDragged(MouseEvent e) { |
| 472 | handleEvent(e); |
| 473 | } |
| 474 | public void mouseMoved(MouseEvent e) { |
| 475 | handleEvent(e); |
| 476 | } |
| 477 | } |
| 478 | |
| 479 | static boolean isTrayIconStuffWindow(Window w) { |
| 480 | return (w instanceof Tooltip) || |
| 481 | (w instanceof Balloon) || |
| 482 | (w instanceof XTrayIconEmbeddedFrame); |
| 483 | } |
| 484 | |
| 485 | // *************************************** |
| 486 | // Special embedded frame for tray icon |
| 487 | // *************************************** |
| 488 | |
| 489 | private static class XTrayIconEmbeddedFrame extends XEmbeddedFrame { |
| 490 | public XTrayIconEmbeddedFrame(){ |
| 491 | super(XToolkit.getDefaultRootWindow(), true, true); |
| 492 | } |
| 493 | |
| 494 | public boolean isUndecorated() { |
| 495 | return true; |
| 496 | } |
| 497 | |
| 498 | public boolean isResizable() { |
| 499 | return false; |
| 500 | } |
| 501 | |
| 502 | // embedded frame for tray icon shouldn't be disposed by anyone except tray icon |
| 503 | public void dispose(){ |
| 504 | } |
| 505 | |
| 506 | public void realDispose(){ |
| 507 | super.dispose(); |
| 508 | } |
| 509 | }; |
| 510 | |
| 511 | // *************************************** |
| 512 | // Classes for painting an image on canvas |
| 513 | // *************************************** |
| 514 | |
| 515 | static class TrayIconCanvas extends IconCanvas { |
| 516 | TrayIcon target; |
| 517 | boolean autosize; |
| 518 | |
| 519 | TrayIconCanvas(TrayIcon target, int width, int height) { |
| 520 | super(width, height); |
| 521 | this.target = target; |
| 522 | } |
| 523 | |
| 524 | // Invoke on EDT. |
| 525 | protected void repaintImage(boolean doClear) { |
| 526 | boolean old_autosize = autosize; |
| 527 | autosize = target.isImageAutoSize(); |
| 528 | |
| 529 | curW = autosize ? width : image.getWidth(observer); |
| 530 | curH = autosize ? height : image.getHeight(observer); |
| 531 | |
| 532 | super.repaintImage(doClear || (old_autosize != autosize)); |
| 533 | } |
| 534 | } |
| 535 | |
| 536 | static class IconCanvas extends Canvas { |
| 537 | volatile Image image; |
| 538 | IconObserver observer; |
| 539 | int width, height; |
| 540 | int curW, curH; |
| 541 | |
| 542 | IconCanvas(int width, int height) { |
| 543 | this.width = curW = width; |
| 544 | this.height = curH = height; |
| 545 | } |
| 546 | |
| 547 | // Invoke on EDT. |
| 548 | public void updateImage(Image image) { |
| 549 | this.image = image; |
| 550 | if (observer == null) { |
| 551 | observer = new IconObserver(); |
| 552 | } |
| 553 | repaintImage(true); |
| 554 | } |
| 555 | |
| 556 | // Invoke on EDT. |
| 557 | protected void repaintImage(boolean doClear) { |
| 558 | Graphics g = getGraphics(); |
| 559 | if (g != null) { |
| 560 | try { |
| 561 | if (isVisible()) { |
| 562 | if (doClear) { |
| 563 | update(g); |
| 564 | } else { |
| 565 | paint(g); |
| 566 | } |
| 567 | } |
| 568 | } finally { |
| 569 | g.dispose(); |
| 570 | } |
| 571 | } |
| 572 | } |
| 573 | |
| 574 | // Invoke on EDT. |
| 575 | public void paint(Graphics g) { |
| 576 | if (g != null && curW > 0 && curH > 0) { |
| 577 | BufferedImage bufImage = new BufferedImage(curW, curH, BufferedImage.TYPE_INT_ARGB); |
| 578 | Graphics2D gr = bufImage.createGraphics(); |
| 579 | if (gr != null) { |
| 580 | try { |
| 581 | gr.setColor(getBackground()); |
| 582 | gr.fillRect(0, 0, curW, curH); |
| 583 | gr.drawImage(image, 0, 0, curW, curH, observer); |
| 584 | gr.dispose(); |
| 585 | |
| 586 | g.drawImage(bufImage, 0, 0, curW, curH, null); |
| 587 | } finally { |
| 588 | gr.dispose(); |
| 589 | } |
| 590 | } |
| 591 | } |
| 592 | } |
| 593 | |
| 594 | class IconObserver implements ImageObserver { |
| 595 | public boolean imageUpdate(final Image image, final int flags, int x, int y, int width, int height) { |
| 596 | if (image != IconCanvas.this.image || // if the image has been changed |
| 597 | !IconCanvas.this.isVisible()) |
| 598 | { |
| 599 | return false; |
| 600 | } |
| 601 | if ((flags & (ImageObserver.FRAMEBITS | ImageObserver.ALLBITS | |
| 602 | ImageObserver.WIDTH | ImageObserver.HEIGHT)) != 0) |
| 603 | { |
| 604 | SunToolkit.executeOnEventHandlerThread(IconCanvas.this, new Runnable() { |
| 605 | public void run() { |
| 606 | repaintImage(false); |
| 607 | } |
| 608 | }); |
| 609 | } |
| 610 | return (flags & ImageObserver.ALLBITS) == 0; |
| 611 | } |
| 612 | } |
| 613 | } |
| 614 | |
| 615 | // *************************************** |
| 616 | // Classes for toolitp and balloon windows |
| 617 | // *************************************** |
| 618 | |
| 619 | static class Tooltip extends InfoWindow { |
| 620 | XTrayIconPeer xtiPeer; |
| 621 | Label textLabel = new Label(""); |
| 622 | Runnable starter = new Runnable() { |
| 623 | public void run() { |
| 624 | display(); |
| 625 | }}; |
| 626 | |
| 627 | final static int TOOLTIP_SHOW_TIME = 10000; |
| 628 | final static int TOOLTIP_START_DELAY_TIME = 1000; |
| 629 | final static int TOOLTIP_MAX_LENGTH = 64; |
| 630 | final static int TOOLTIP_MOUSE_CURSOR_INDENT = 5; |
| 631 | final static Color TOOLTIP_BACKGROUND_COLOR = new Color(255, 255, 220); |
| 632 | final static Font TOOLTIP_TEXT_FONT = XWindow.defaultFont; |
| 633 | |
| 634 | Tooltip(XTrayIconPeer xtiPeer, Frame parent) { |
| 635 | super(parent, Color.black); |
| 636 | this.xtiPeer = xtiPeer; |
| 637 | |
| 638 | suppressWarningString(this); |
| 639 | |
| 640 | setCloser(null, TOOLTIP_SHOW_TIME); |
| 641 | textLabel.setBackground(TOOLTIP_BACKGROUND_COLOR); |
| 642 | textLabel.setFont(TOOLTIP_TEXT_FONT); |
| 643 | add(textLabel); |
| 644 | } |
| 645 | |
| 646 | /* |
| 647 | * WARNING: this method is executed on Toolkit thread! |
| 648 | */ |
| 649 | void display() { |
| 650 | String tip = xtiPeer.tooltipString; |
| 651 | if (tip == null) { |
| 652 | return; |
| 653 | } else if (tip.length() > TOOLTIP_MAX_LENGTH) { |
| 654 | textLabel.setText(tip.substring(0, TOOLTIP_MAX_LENGTH)); |
| 655 | } else { |
| 656 | textLabel.setText(tip); |
| 657 | } |
| 658 | |
| 659 | // Execute on EDT to avoid deadlock (see 6280857). |
| 660 | SunToolkit.executeOnEventHandlerThread(xtiPeer.target, new Runnable() { |
| 661 | public void run() { |
| 662 | if (xtiPeer.isDisposed()) { |
| 663 | return; |
| 664 | } |
| 665 | Point pointer = (Point)AccessController.doPrivileged(new PrivilegedAction() { |
| 666 | public Object run() { |
| 667 | if (!isPointerOverTrayIcon(xtiPeer.getBounds())) { |
| 668 | return null; |
| 669 | } |
| 670 | return MouseInfo.getPointerInfo().getLocation(); |
| 671 | } |
| 672 | }); |
| 673 | if (pointer == null) { |
| 674 | return; |
| 675 | } |
| 676 | show(new Point(pointer.x, pointer.y), TOOLTIP_MOUSE_CURSOR_INDENT); |
| 677 | } |
| 678 | }); |
| 679 | } |
| 680 | |
| 681 | void enter() { |
| 682 | XToolkit.schedule(starter, TOOLTIP_START_DELAY_TIME); |
| 683 | } |
| 684 | |
| 685 | void exit() { |
| 686 | XToolkit.remove(starter); |
| 687 | if (isVisible()) { |
| 688 | hide(); |
| 689 | } |
| 690 | } |
| 691 | |
| 692 | boolean isPointerOverTrayIcon(Rectangle trayRect) { |
| 693 | Point p = MouseInfo.getPointerInfo().getLocation(); |
| 694 | return !(p.x < trayRect.x || p.x > (trayRect.x + trayRect.width) || |
| 695 | p.y < trayRect.y || p.y > (trayRect.y + trayRect.height)); |
| 696 | } |
| 697 | } |
| 698 | |
| 699 | static class Balloon extends InfoWindow { |
| 700 | final static int BALLOON_SHOW_TIME = 10000; |
| 701 | final static int BALLOON_TEXT_MAX_LENGTH = 256; |
| 702 | final static int BALLOON_WORD_LINE_MAX_LENGTH = 16; |
| 703 | final static int BALLOON_WORD_LINE_MAX_COUNT = 4; |
| 704 | final static int BALLOON_ICON_WIDTH = 32; |
| 705 | final static int BALLOON_ICON_HEIGHT = 32; |
| 706 | final static int BALLOON_TRAY_ICON_INDENT = 0; |
| 707 | final static Color BALLOON_CAPTION_BACKGROUND_COLOR = new Color(200, 200 ,255); |
| 708 | final static Font BALLOON_CAPTION_FONT = new Font(Font.DIALOG, Font.BOLD, 12); |
| 709 | |
| 710 | XTrayIconPeer xtiPeer; |
| 711 | Panel mainPanel = new Panel(); |
| 712 | Panel captionPanel = new Panel(); |
| 713 | Label captionLabel = new Label(""); |
| 714 | Button closeButton = new Button("X"); |
| 715 | Panel textPanel = new Panel(); |
| 716 | IconCanvas iconCanvas = new IconCanvas(BALLOON_ICON_WIDTH, BALLOON_ICON_HEIGHT); |
| 717 | Label[] lineLabels = new Label[BALLOON_WORD_LINE_MAX_COUNT]; |
| 718 | ActionPerformer ap = new ActionPerformer(); |
| 719 | |
| 720 | Image iconImage; |
| 721 | Image errorImage; |
| 722 | Image warnImage; |
| 723 | Image infoImage; |
| 724 | boolean gtkImagesLoaded; |
| 725 | |
| 726 | Displayer displayer = new Displayer(); |
| 727 | |
| 728 | Balloon(final XTrayIconPeer xtiPeer, Frame parent) { |
| 729 | super(parent, new Color(90, 80 ,190)); |
| 730 | this.xtiPeer = xtiPeer; |
| 731 | |
| 732 | suppressWarningString(this); |
| 733 | |
| 734 | setCloser(new Runnable() { |
| 735 | public void run() { |
| 736 | if (textPanel != null) { |
| 737 | textPanel.removeAll(); |
| 738 | textPanel.setSize(0, 0); |
| 739 | iconCanvas.setSize(0, 0); |
| 740 | XToolkit.awtLock(); |
| 741 | try { |
| 742 | displayer.isDisplayed = false; |
| 743 | XToolkit.awtLockNotifyAll(); |
| 744 | } finally { |
| 745 | XToolkit.awtUnlock(); |
| 746 | } |
| 747 | } |
| 748 | } |
| 749 | }, BALLOON_SHOW_TIME); |
| 750 | |
| 751 | add(mainPanel); |
| 752 | |
| 753 | captionLabel.setFont(BALLOON_CAPTION_FONT); |
| 754 | captionLabel.addMouseListener(ap); |
| 755 | |
| 756 | captionPanel.setLayout(new BorderLayout()); |
| 757 | captionPanel.add(captionLabel, BorderLayout.WEST); |
| 758 | captionPanel.add(closeButton, BorderLayout.EAST); |
| 759 | captionPanel.setBackground(BALLOON_CAPTION_BACKGROUND_COLOR); |
| 760 | captionPanel.addMouseListener(ap); |
| 761 | |
| 762 | closeButton.addActionListener(new ActionListener() { |
| 763 | public void actionPerformed(ActionEvent e) { |
| 764 | hide(); |
| 765 | } |
| 766 | }); |
| 767 | |
| 768 | mainPanel.setLayout(new BorderLayout()); |
| 769 | mainPanel.setBackground(Color.white); |
| 770 | mainPanel.add(captionPanel, BorderLayout.NORTH); |
| 771 | mainPanel.add(iconCanvas, BorderLayout.WEST); |
| 772 | mainPanel.add(textPanel, BorderLayout.CENTER); |
| 773 | |
| 774 | iconCanvas.addMouseListener(ap); |
| 775 | |
| 776 | for (int i = 0; i < BALLOON_WORD_LINE_MAX_COUNT; i++) { |
| 777 | lineLabels[i] = new Label(); |
| 778 | lineLabels[i].addMouseListener(ap); |
| 779 | lineLabels[i].setBackground(Color.white); |
| 780 | } |
| 781 | |
| 782 | displayer.start(); |
| 783 | } |
| 784 | |
| 785 | void display(String caption, String text, String messageType) { |
| 786 | if (!gtkImagesLoaded) { |
| 787 | loadGtkImages(); |
| 788 | } |
| 789 | displayer.display(caption, text, messageType); |
| 790 | } |
| 791 | |
| 792 | private void _display(String caption, String text, String messageType) { |
| 793 | captionLabel.setText(caption); |
| 794 | |
| 795 | BreakIterator iter = BreakIterator.getWordInstance(); |
| 796 | if (text != null) { |
| 797 | iter.setText(text); |
| 798 | int start = iter.first(), end; |
| 799 | int nLines = 0; |
| 800 | |
| 801 | do { |
| 802 | end = iter.next(); |
| 803 | |
| 804 | if (end == BreakIterator.DONE || |
| 805 | text.substring(start, end).length() >= 50) |
| 806 | { |
| 807 | lineLabels[nLines].setText(text.substring(start, end == BreakIterator.DONE ? |
| 808 | iter.last() : end)); |
| 809 | textPanel.add(lineLabels[nLines++]); |
| 810 | start = end; |
| 811 | } |
| 812 | if (nLines == BALLOON_WORD_LINE_MAX_COUNT) { |
| 813 | if (end != BreakIterator.DONE) { |
| 814 | lineLabels[nLines - 1].setText( |
| 815 | new String(lineLabels[nLines - 1].getText() + " ...")); |
| 816 | } |
| 817 | break; |
| 818 | } |
| 819 | } while (end != BreakIterator.DONE); |
| 820 | |
| 821 | |
| 822 | textPanel.setLayout(new GridLayout(nLines, 1)); |
| 823 | } |
| 824 | |
| 825 | if ("ERROR".equals(messageType)) { |
| 826 | iconImage = errorImage; |
| 827 | } else if ("WARNING".equals(messageType)) { |
| 828 | iconImage = warnImage; |
| 829 | } else if ("INFO".equals(messageType)) { |
| 830 | iconImage = infoImage; |
| 831 | } else { |
| 832 | iconImage = null; |
| 833 | } |
| 834 | |
| 835 | if (iconImage != null) { |
| 836 | Dimension tpSize = textPanel.getSize(); |
| 837 | iconCanvas.setSize(BALLOON_ICON_WIDTH, (BALLOON_ICON_HEIGHT > tpSize.height ? |
| 838 | BALLOON_ICON_HEIGHT : tpSize.height)); |
| 839 | } |
| 840 | |
| 841 | SunToolkit.executeOnEventHandlerThread(xtiPeer.target, new Runnable() { |
| 842 | public void run() { |
| 843 | if (xtiPeer.isDisposed()) { |
| 844 | return; |
| 845 | } |
| 846 | Point parLoc = getParent().getLocationOnScreen(); |
| 847 | Dimension parSize = getParent().getSize(); |
| 848 | show(new Point(parLoc.x + parSize.width/2, parLoc.y + parSize.height/2), |
| 849 | BALLOON_TRAY_ICON_INDENT); |
| 850 | if (iconImage != null) { |
| 851 | iconCanvas.updateImage(iconImage); // call it after the show(..) above |
| 852 | } |
| 853 | } |
| 854 | }); |
| 855 | } |
| 856 | |
| 857 | public void dispose() { |
| 858 | displayer.interrupt(); |
| 859 | super.dispose(); |
| 860 | } |
| 861 | |
| 862 | void loadGtkImages() { |
| 863 | if (!gtkImagesLoaded) { |
| 864 | errorImage = (Image)Toolkit.getDefaultToolkit().getDesktopProperty( |
| 865 | "gtk.icon.gtk-dialog-error.6.rtl"); |
| 866 | warnImage = (Image)Toolkit.getDefaultToolkit().getDesktopProperty( |
| 867 | "gtk.icon.gtk-dialog-warning.6.rtl"); |
| 868 | infoImage = (Image)Toolkit.getDefaultToolkit().getDesktopProperty( |
| 869 | "gtk.icon.gtk-dialog-info.6.rtl"); |
| 870 | gtkImagesLoaded = true; |
| 871 | } |
| 872 | } |
| 873 | |
| 874 | class ActionPerformer extends MouseAdapter { |
| 875 | public void mouseClicked(MouseEvent e) { |
| 876 | // hide the balloon by any click |
| 877 | hide(); |
| 878 | if (e.getButton() == MouseEvent.BUTTON1) { |
| 879 | ActionEvent aev = new ActionEvent(xtiPeer.target, ActionEvent.ACTION_PERFORMED, |
| 880 | xtiPeer.target.getActionCommand(), |
| 881 | e.getWhen(), e.getModifiers()); |
| 882 | Toolkit.getDefaultToolkit().getSystemEventQueue().postEvent(aev); |
| 883 | } |
| 884 | } |
| 885 | } |
| 886 | |
| 887 | class Displayer extends Thread { |
| 888 | final int MAX_CONCURRENT_MSGS = 10; |
| 889 | |
| 890 | ArrayBlockingQueue<Message> messageQueue = new ArrayBlockingQueue<Message>(MAX_CONCURRENT_MSGS); |
| 891 | boolean isDisplayed; |
| 892 | |
| 893 | Displayer() { |
| 894 | setDaemon(true); |
| 895 | } |
| 896 | |
| 897 | public void run() { |
| 898 | while (true) { |
| 899 | Message msg = null; |
| 900 | try { |
| 901 | msg = (Message)messageQueue.take(); |
| 902 | } catch (InterruptedException e) { |
| 903 | return; |
| 904 | } |
| 905 | |
| 906 | /* |
| 907 | * Wait till the previous message is displayed if any |
| 908 | */ |
| 909 | XToolkit.awtLock(); |
| 910 | try { |
| 911 | while (isDisplayed) { |
| 912 | try { |
| 913 | XToolkit.awtLockWait(); |
| 914 | } catch (InterruptedException e) { |
| 915 | return; |
| 916 | } |
| 917 | } |
| 918 | isDisplayed = true; |
| 919 | } finally { |
| 920 | XToolkit.awtUnlock(); |
| 921 | } |
| 922 | _display(msg.caption, msg.text, msg.messageType); |
| 923 | } |
| 924 | } |
| 925 | |
| 926 | void display(String caption, String text, String messageType) { |
| 927 | messageQueue.offer(new Message(caption, text, messageType)); |
| 928 | } |
| 929 | } |
| 930 | |
| 931 | class Message { |
| 932 | String caption, text, messageType; |
| 933 | |
| 934 | Message(String caption, String text, String messageType) { |
| 935 | this.caption = caption; |
| 936 | this.text = text; |
| 937 | this.messageType = messageType; |
| 938 | } |
| 939 | } |
| 940 | } |
| 941 | |
| 942 | static class InfoWindow extends Window { |
| 943 | Container container; |
| 944 | Closer closer; |
| 945 | |
| 946 | InfoWindow(Frame parent, Color borderColor) { |
| 947 | super(parent); |
| 948 | container = new Container() { |
| 949 | public Insets getInsets() { |
| 950 | return new Insets(1, 1, 1, 1); |
| 951 | } |
| 952 | }; |
| 953 | setLayout(new BorderLayout()); |
| 954 | setBackground(borderColor); |
| 955 | add(container, BorderLayout.CENTER); |
| 956 | container.setLayout(new BorderLayout()); |
| 957 | |
| 958 | closer = new Closer(); |
| 959 | } |
| 960 | |
| 961 | public Component add(Component c) { |
| 962 | container.add(c, BorderLayout.CENTER); |
| 963 | return c; |
| 964 | } |
| 965 | |
| 966 | void setCloser(Runnable action, int time) { |
| 967 | closer.set(action, time); |
| 968 | } |
| 969 | |
| 970 | // Must be executed on EDT. |
| 971 | protected void show(Point corner, int indent) { |
| 972 | assert SunToolkit.isDispatchThreadForAppContext(InfoWindow.this); |
| 973 | |
| 974 | pack(); |
| 975 | |
| 976 | Dimension size = getSize(); |
| 977 | // TODO: When 6356322 is fixed we should get screen bounds in |
| 978 | // this way: eframe.getGraphicsConfiguration().getBounds(). |
| 979 | Dimension scrSize = Toolkit.getDefaultToolkit().getScreenSize(); |
| 980 | |
| 981 | if (corner.x < scrSize.width/2 && corner.y < scrSize.height/2) { // 1st square |
| 982 | setLocation(corner.x + indent, corner.y + indent); |
| 983 | |
| 984 | } else if (corner.x >= scrSize.width/2 && corner.y < scrSize.height/2) { // 2nd square |
| 985 | setLocation(corner.x - indent - size.width, corner.y + indent); |
| 986 | |
| 987 | } else if (corner.x < scrSize.width/2 && corner.y >= scrSize.height/2) { // 3rd square |
| 988 | setLocation(corner.x + indent, corner.y - indent - size.height); |
| 989 | |
| 990 | } else if (corner.x >= scrSize.width/2 && corner.y >= scrSize.height/2) { // 4th square |
| 991 | setLocation(corner.x - indent - size.width, corner.y - indent - size.height); |
| 992 | } |
| 993 | |
| 994 | InfoWindow.super.show(); |
| 995 | InfoWindow.this.closer.schedule(); |
| 996 | } |
| 997 | |
| 998 | public void hide() { |
| 999 | closer.close(); |
| 1000 | } |
| 1001 | |
| 1002 | class Closer implements Runnable { |
| 1003 | Runnable action; |
| 1004 | int time; |
| 1005 | |
| 1006 | public void run() { |
| 1007 | doClose(); |
| 1008 | } |
| 1009 | |
| 1010 | void set(Runnable action, int time) { |
| 1011 | this.action = action; |
| 1012 | this.time = time; |
| 1013 | } |
| 1014 | |
| 1015 | void schedule() { |
| 1016 | XToolkit.schedule(this, time); |
| 1017 | } |
| 1018 | |
| 1019 | void close() { |
| 1020 | XToolkit.remove(this); |
| 1021 | doClose(); |
| 1022 | } |
| 1023 | |
| 1024 | // WARNING: this method may be executed on Toolkit thread. |
| 1025 | private void doClose() { |
| 1026 | SunToolkit.executeOnEventHandlerThread(InfoWindow.this, new Runnable() { |
| 1027 | public void run() { |
| 1028 | InfoWindow.super.hide(); |
| 1029 | invalidate(); |
| 1030 | if (action != null) { |
| 1031 | action.run(); |
| 1032 | } |
| 1033 | } |
| 1034 | }); |
| 1035 | } |
| 1036 | } |
| 1037 | } |
| 1038 | } |