Mercurial > projects > dwt2
annotate org.eclipse.swt.gtk.linux.x86/src/org/eclipse/swt/browser/Browser.d @ 47:65761bc28ab2
swt linux again compilable for d1.
| author | Frank Benoit <benoit@tionex.de> |
|---|---|
| date | Fri, 27 Mar 2009 11:43:53 +0100 |
| parents | f713da8bc051 |
| children | 7a2dd761a8b2 |
| rev | line source |
|---|---|
| 25 | 1 /******************************************************************************* |
| 2 * Copyright (c) 2003, 2007 IBM Corporation and others. | |
| 3 * All rights reserved. This program and the accompanying materials | |
| 4 * are made available under the terms of the Eclipse Public License v1.0 | |
| 5 * which accompanies this distribution, and is available at | |
| 6 * http://www.eclipse.org/legal/epl-v10.html | |
| 7 * | |
| 8 * Contributors: | |
| 9 * IBM Corporation - initial API and implementation | |
| 10 * Port to the D programming language: | |
| 11 * John Reimer <terminal.node@gmail.com> | |
| 12 *******************************************************************************/ | |
| 13 module org.eclipse.swt.browser.Browser; | |
| 14 | |
| 15 import java.lang.all; | |
| 16 | |
|
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65761bc28ab2
swt linux again compilable for d1.
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parents:
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17 import java.lang.Thread; |
| 25 | 18 |
| 19 import org.eclipse.swt.SWT; | |
| 20 import org.eclipse.swt.SWTError; | |
| 21 import org.eclipse.swt.SWTException; | |
| 22 import org.eclipse.swt.widgets.Composite; | |
| 23 import org.eclipse.swt.widgets.Display; | |
| 24 import org.eclipse.swt.widgets.Widget; | |
| 25 | |
| 26 import org.eclipse.swt.browser.Mozilla; | |
| 27 import org.eclipse.swt.browser.WebBrowser; | |
| 28 import org.eclipse.swt.browser.CloseWindowListener; | |
| 29 import org.eclipse.swt.browser.LocationListener; | |
| 30 import org.eclipse.swt.browser.OpenWindowListener; | |
| 31 import org.eclipse.swt.browser.ProgressListener; | |
| 32 import org.eclipse.swt.browser.StatusTextListener; | |
| 33 import org.eclipse.swt.browser.TitleListener; | |
| 34 import org.eclipse.swt.browser.VisibilityWindowListener; | |
| 35 /** | |
| 36 * Instances of this class implement the browser user interface | |
| 37 * metaphor. It allows the user to visualize and navigate through | |
| 38 * HTML documents. | |
| 39 * <p> | |
| 40 * Note that although this class is a subclass of <code>Composite</code>, | |
| 41 * it does not make sense to set a layout on it. | |
| 42 * </p> | |
| 43 * <dl> | |
| 44 * <dt><b>Styles:</b></dt> | |
| 45 * <dd>MOZILLA</dd> | |
| 46 * <dt><b>Events:</b></dt> | |
| 47 * <dd>CloseWindowListener, LocationListener, OpenWindowListener, ProgressListener, StatusTextListener, TitleListener, VisibilityWindowListener</dd> | |
| 48 * </dl> | |
| 49 * <p> | |
| 50 * IMPORTANT: This class is <em>not</em> intended to be subclassed. | |
| 51 * </p> | |
| 52 * | |
| 53 * @since 3.0 | |
| 54 */ | |
| 55 | |
| 56 public class Browser : Composite { | |
| 57 WebBrowser webBrowser; | |
| 58 int userStyle; | |
| 59 | |
| 60 static final String PACKAGE_PREFIX = "org.eclipse.swt.browser."; //$NON-NLS-1$ | |
| 61 static final String NO_INPUT_METHOD = "org.eclipse.swt.internal.gtk.noInputMethod"; //$NON-NLS-1$ | |
| 62 | |
| 63 /** | |
| 64 * Constructs a new instance of this class given its parent | |
| 65 * and a style value describing its behavior and appearance. | |
| 66 * <p> | |
| 67 * The style value is either one of the style constants defined in | |
| 68 * class <code>SWT</code> which is applicable to instances of this | |
| 69 * class, or must be built by <em>bitwise OR</em>'ing together | |
| 70 * (that is, using the <code>int</code> "|" operator) two or more | |
| 71 * of those <code>SWT</code> style constants. The class description | |
| 72 * lists the style constants that are applicable to the class. | |
| 73 * Style bits are also inherited from superclasses. | |
| 74 * </p> | |
| 75 * | |
| 76 * @param parent a widget which will be the parent of the new instance (cannot be null) | |
| 77 * @param style the style of widget to construct | |
| 78 * | |
| 79 * @exception IllegalArgumentException <ul> | |
| 80 * <li>ERROR_NULL_ARGUMENT - if the parent is null</li> | |
| 81 * </ul> | |
| 82 * @exception SWTException <ul> | |
| 83 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the parent</li> | |
| 84 * </ul> | |
| 85 * @exception SWTError <ul> | |
| 86 * <li>ERROR_NO_HANDLES if a handle could not be obtained for browser creation</li> | |
| 87 * </ul> | |
| 88 * | |
| 89 * @see Widget#getStyle | |
| 90 * | |
| 91 * @since 3.0 | |
| 92 */ | |
| 93 public this (Composite parent, int style) { | |
| 94 super (checkParent (parent), checkStyle (style)); | |
| 95 userStyle = style; | |
| 96 | |
| 97 String platform = SWT.getPlatform (); | |
| 98 Display display = parent.getDisplay (); | |
| 99 if ("gtk" == platform) display.setData (NO_INPUT_METHOD, null); //$NON-NLS-1$ | |
| 100 /* | |
| 101 String className = null; | |
| 102 if ((style & SWT.MOZILLA) !is 0) { | |
| 103 className = "org.eclipse.swt.browser.Mozilla"; //$NON-NLS-1$ | |
| 104 } else { | |
| 105 dispose(); | |
| 106 SWT.error(SWT.ERROR_NO_HANDLES); | |
| 107 } | |
| 108 */ | |
| 109 webBrowser = new Mozilla; | |
| 110 if (webBrowser is null) { | |
| 111 dispose (); | |
| 112 SWT.error (SWT.ERROR_NO_HANDLES); | |
| 113 } | |
| 114 | |
| 115 webBrowser.setBrowser (this); | |
| 116 webBrowser.create (parent, style); | |
| 117 } | |
| 118 | |
| 119 static Composite checkParent (Composite parent) { | |
| 120 String platform = SWT.getPlatform (); | |
| 121 if (!("gtk" == platform)) return parent; //$NON-NLS-1$ | |
| 122 | |
| 123 /* | |
| 124 * Note. Mozilla provides all IM support needed for text input in web pages. | |
| 125 * If SWT creates another input method context for the widget it will cause | |
| 126 * indeterminate results to happen (hangs and crashes). The fix is to prevent | |
| 127 * SWT from creating an input method context for the Browser widget. | |
| 128 */ | |
| 129 if (parent !is null && !parent.isDisposed ()) { | |
| 130 Display display = parent.getDisplay (); | |
| 131 if (display !is null) { | |
|
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65761bc28ab2
swt linux again compilable for d1.
Frank Benoit <benoit@tionex.de>
parents:
25
diff
changeset
|
132 if (display.getThread () is Thread.currentThread ()) { |
| 25 | 133 display.setData (NO_INPUT_METHOD, stringcast("true")); //$NON-NLS-1$ |
| 134 } | |
| 135 } | |
| 136 } | |
| 137 return parent; | |
| 138 } | |
| 139 | |
| 140 static int checkStyle(int style) { | |
| 141 String platform = SWT.getPlatform (); | |
| 142 if ((style & SWT.MOZILLA) !is 0) { | |
| 143 if ("carbon" == platform) return style | SWT.EMBEDDED; //$NON-NLS-1$ | |
| 144 if ("motif" == platform) return style | SWT.EMBEDDED; //$NON-NLS-1$ | |
| 145 return style; | |
| 146 } | |
| 147 | |
| 148 if ("win32" == platform) { //$NON-NLS-1$ | |
| 149 /* | |
| 150 * For IE on win32 the border is supplied by the embedded browser, so remove | |
| 151 * the style so that the parent Composite will not draw a second border. | |
| 152 */ | |
| 153 return style & ~SWT.BORDER; | |
| 154 } else if ("motif" == platform) { //$NON-NLS-1$ | |
| 155 return style | SWT.EMBEDDED; | |
| 156 } | |
| 157 return style; | |
| 158 } | |
| 159 | |
| 160 /** | |
| 161 * Clears all session cookies from all current Browser instances. | |
| 162 * | |
| 163 * @since 3.2 | |
| 164 */ | |
| 165 public static void clearSessions () { | |
| 166 WebBrowser.clearSessions (); | |
| 167 } | |
| 168 | |
| 169 /** | |
| 170 * Adds the listener to the collection of listeners who will be | |
| 171 * notified when the window hosting the receiver should be closed. | |
| 172 * <p> | |
| 173 * This notification occurs when a javascript command such as | |
| 174 * <code>window.close</code> gets executed by a <code>Browser</code>. | |
| 175 * </p> | |
| 176 * | |
| 177 * @param listener the listener which should be notified | |
| 178 * | |
| 179 * @exception IllegalArgumentException <ul> | |
| 180 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> | |
| 181 * </ul> | |
| 182 * | |
| 183 * @exception SWTException <ul> | |
| 184 * <li>ERROR_THREAD_INVALID_ACCESS when called from the wrong thread</li> | |
| 185 * <li>ERROR_WIDGET_DISPOSED when the widget has been disposed</li> | |
| 186 * </ul> | |
| 187 * | |
| 188 * @since 3.0 | |
| 189 */ | |
| 190 public void addCloseWindowListener (CloseWindowListener listener) { | |
| 191 checkWidget(); | |
| 192 if (listener is null) SWT.error (SWT.ERROR_NULL_ARGUMENT); | |
| 193 webBrowser.addCloseWindowListener (listener); | |
| 194 } | |
| 195 | |
| 196 /** | |
| 197 * Adds the listener to the collection of listeners who will be | |
| 198 * notified when the current location has changed or is about to change. | |
| 199 * <p> | |
| 200 * This notification typically occurs when the application navigates | |
| 201 * to a new location with {@link #setUrl(String)} or when the user | |
| 202 * activates a hyperlink. | |
| 203 * </p> | |
| 204 * | |
| 205 * @param listener the listener which should be notified | |
| 206 * | |
| 207 * @exception IllegalArgumentException <ul> | |
| 208 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> | |
| 209 * </ul> | |
| 210 * | |
| 211 * @exception SWTException <ul> | |
| 212 * <li>ERROR_THREAD_INVALID_ACCESS when called from the wrong thread</li> | |
| 213 * <li>ERROR_WIDGET_DISPOSED when the widget has been disposed</li> | |
| 214 * </ul> | |
| 215 * | |
| 216 * @since 3.0 | |
| 217 */ | |
| 218 public void addLocationListener (LocationListener listener) { | |
| 219 checkWidget(); | |
| 220 if (listener is null) SWT.error (SWT.ERROR_NULL_ARGUMENT); | |
| 221 webBrowser.addLocationListener (listener); | |
| 222 } | |
| 223 | |
| 224 /** | |
| 225 * Adds the listener to the collection of listeners who will be | |
| 226 * notified when a new window needs to be created. | |
| 227 * <p> | |
| 228 * This notification occurs when a javascript command such as | |
| 229 * <code>window.open</code> gets executed by a <code>Browser</code>. | |
| 230 * </p> | |
| 231 * | |
| 232 * @param listener the listener which should be notified | |
| 233 * | |
| 234 * @exception IllegalArgumentException <ul> | |
| 235 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> | |
| 236 * </ul> | |
| 237 * | |
| 238 * @exception SWTException <ul> | |
| 239 * <li>ERROR_THREAD_INVALID_ACCESS when called from the wrong thread</li> | |
| 240 * <li>ERROR_WIDGET_DISPOSED when the widget has been disposed</li> | |
| 241 * </ul> | |
| 242 * | |
| 243 * @since 3.0 | |
| 244 */ | |
| 245 public void addOpenWindowListener (OpenWindowListener listener) { | |
| 246 checkWidget(); | |
| 247 if (listener is null) SWT.error (SWT.ERROR_NULL_ARGUMENT); | |
| 248 webBrowser.addOpenWindowListener (listener); | |
| 249 } | |
| 250 | |
| 251 /** | |
| 252 * Adds the listener to the collection of listeners who will be | |
| 253 * notified when a progress is made during the loading of the current | |
| 254 * URL or when the loading of the current URL has been completed. | |
| 255 * | |
| 256 * @param listener the listener which should be notified | |
| 257 * | |
| 258 * @exception IllegalArgumentException <ul> | |
| 259 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> | |
| 260 * </ul> | |
| 261 * | |
| 262 * @exception SWTException <ul> | |
| 263 * <li>ERROR_THREAD_INVALID_ACCESS when called from the wrong thread</li> | |
| 264 * <li>ERROR_WIDGET_DISPOSED when the widget has been disposed</li> | |
| 265 * </ul> | |
| 266 * | |
| 267 * @since 3.0 | |
| 268 */ | |
| 269 public void addProgressListener (ProgressListener listener) { | |
| 270 checkWidget(); | |
| 271 if (listener is null) SWT.error (SWT.ERROR_NULL_ARGUMENT); | |
| 272 webBrowser.addProgressListener (listener); | |
| 273 } | |
| 274 | |
| 275 /** | |
| 276 * Adds the listener to the collection of listeners who will be | |
| 277 * notified when the status text is changed. | |
| 278 * <p> | |
| 279 * The status text is typically displayed in the status bar of | |
| 280 * a browser application. | |
| 281 * </p> | |
| 282 * | |
| 283 * @param listener the listener which should be notified | |
| 284 * | |
| 285 * @exception IllegalArgumentException <ul> | |
| 286 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> | |
| 287 * </ul> | |
| 288 * | |
| 289 * @exception SWTException <ul> | |
| 290 * <li>ERROR_THREAD_INVALID_ACCESS when called from the wrong thread</li> | |
| 291 * <li>ERROR_WIDGET_DISPOSED when the widget has been disposed</li> | |
| 292 * </ul> | |
| 293 * | |
| 294 * @since 3.0 | |
| 295 */ | |
| 296 public void addStatusTextListener (StatusTextListener listener) { | |
| 297 checkWidget(); | |
| 298 if (listener is null) SWT.error (SWT.ERROR_NULL_ARGUMENT); | |
| 299 webBrowser.addStatusTextListener (listener); | |
| 300 } | |
| 301 | |
| 302 /** | |
| 303 * Adds the listener to the collection of listeners who will be | |
| 304 * notified when the title of the current document is available | |
| 305 * or has changed. | |
| 306 * | |
| 307 * @param listener the listener which should be notified | |
| 308 * | |
| 309 * @exception IllegalArgumentException <ul> | |
| 310 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> | |
| 311 * </ul> | |
| 312 * | |
| 313 * @exception SWTException <ul> | |
| 314 * <li>ERROR_THREAD_INVALID_ACCESS when called from the wrong thread</li> | |
| 315 * <li>ERROR_WIDGET_DISPOSED when the widget has been disposed</li> | |
| 316 * </ul> | |
| 317 * | |
| 318 * @since 3.0 | |
| 319 */ | |
| 320 public void addTitleListener (TitleListener listener) { | |
| 321 checkWidget(); | |
| 322 if (listener is null) SWT.error (SWT.ERROR_NULL_ARGUMENT); | |
| 323 webBrowser.addTitleListener (listener); | |
| 324 } | |
| 325 | |
| 326 /** | |
| 327 * Adds the listener to the collection of listeners who will be | |
| 328 * notified when a window hosting the receiver needs to be displayed | |
| 329 * or hidden. | |
| 330 * | |
| 331 * @param listener the listener which should be notified | |
| 332 * | |
| 333 * @exception IllegalArgumentException <ul> | |
| 334 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> | |
| 335 * </ul> | |
| 336 * | |
| 337 * @exception SWTException <ul> | |
| 338 * <li>ERROR_THREAD_INVALID_ACCESS when called from the wrong thread</li> | |
| 339 * <li>ERROR_WIDGET_DISPOSED when the widget has been disposed</li> | |
| 340 * </ul> | |
| 341 * | |
| 342 * @since 3.0 | |
| 343 */ | |
| 344 public void addVisibilityWindowListener (VisibilityWindowListener listener) { | |
| 345 checkWidget(); | |
| 346 if (listener is null) SWT.error (SWT.ERROR_NULL_ARGUMENT); | |
| 347 webBrowser.addVisibilityWindowListener (listener); | |
| 348 } | |
| 349 | |
| 350 /** | |
| 351 * Navigate to the previous session history item. | |
| 352 * | |
| 353 * @return <code>true</code> if the operation was successful and <code>false</code> otherwise | |
| 354 * | |
| 355 * @exception SWTException <ul> | |
| 356 * <li>ERROR_THREAD_INVALID_ACCESS when called from the wrong thread</li> | |
| 357 * <li>ERROR_WIDGET_DISPOSED when the widget has been disposed</li> | |
| 358 * </ul> | |
| 359 * | |
| 360 * @see #forward | |
| 361 * | |
| 362 * @since 3.0 | |
| 363 */ | |
| 364 public bool back () { | |
| 365 checkWidget(); | |
| 366 return webBrowser.back (); | |
| 367 } | |
| 368 | |
| 369 protected void checkSubclass () { | |
| 370 String name = this.classinfo.name; | |
| 371 name = name.substring(0, name.lastIndexOf('.')); | |
| 372 int index = name.lastIndexOf('.'); | |
| 373 if (!name.substring (0, index + 1).equals (PACKAGE_PREFIX)) { | |
| 374 getDwtLogger().info( __FILE__, __LINE__, "name: {} == {}", name.substring(0, index + 1), PACKAGE_PREFIX); | |
| 375 SWT.error (SWT.ERROR_INVALID_SUBCLASS); | |
| 376 } | |
| 377 } | |
| 378 | |
| 379 /** | |
| 380 * Execute the specified script. | |
| 381 * | |
| 382 * <p> | |
| 383 * Execute a script containing javascript commands in the context of the current document. | |
| 384 * | |
| 385 * @param script the script with javascript commands | |
| 386 * | |
| 387 * @return <code>true</code> if the operation was successful and <code>false</code> otherwise | |
| 388 * | |
| 389 * @exception IllegalArgumentException <ul> | |
| 390 * <li>ERROR_NULL_ARGUMENT - if the script is null</li> | |
| 391 * </ul> | |
| 392 * | |
| 393 * @exception SWTException <ul> | |
| 394 * <li>ERROR_THREAD_INVALID_ACCESS when called from the wrong thread</li> | |
| 395 * <li>ERROR_WIDGET_DISPOSED when the widget has been disposed</li> | |
| 396 * </ul> | |
| 397 * | |
| 398 * @since 3.1 | |
| 399 */ | |
| 400 public bool execute (String script) { | |
| 401 checkWidget(); | |
| 402 if (script is null) SWT.error (SWT.ERROR_NULL_ARGUMENT); | |
| 403 return webBrowser.execute (script); | |
| 404 } | |
| 405 | |
| 406 /** | |
| 407 * Navigate to the next session history item. | |
| 408 * | |
| 409 * @return <code>true</code> if the operation was successful and <code>false</code> otherwise | |
| 410 * | |
| 411 * @exception SWTException <ul> | |
| 412 * <li>ERROR_THREAD_INVALID_ACCESS when called from the wrong thread</li> | |
| 413 * <li>ERROR_WIDGET_DISPOSED when the widget has been disposed</li> | |
| 414 * </ul> | |
| 415 * | |
| 416 * @see #back | |
| 417 * | |
| 418 * @since 3.0 | |
| 419 */ | |
| 420 public bool forward () { | |
| 421 checkWidget(); | |
| 422 return webBrowser.forward (); | |
| 423 } | |
| 424 | |
| 425 public int getStyle () { | |
| 426 /* | |
| 427 * If SWT.BORDER was specified at creation time then getStyle() should answer | |
| 428 * it even though it is removed for IE on win32 in checkStyle(). | |
| 429 */ | |
| 430 return super.getStyle () | (userStyle & SWT.BORDER); | |
| 431 } | |
| 432 | |
| 433 /** | |
| 434 * Returns a string with HTML that represents the content of the current page. | |
| 435 * | |
| 436 * @return HTML representing the current page or an empty <code>String</code> | |
| 437 * if this is empty | |
| 438 * | |
| 439 * @exception SWTException <ul> | |
| 440 * <li>ERROR_THREAD_INVALID_ACCESS when called from the wrong thread</li> | |
| 441 * <li>ERROR_WIDGET_DISPOSED when the widget has been disposed</li> | |
| 442 * </ul> | |
| 443 * | |
| 444 * @since 3.4 | |
| 445 */ | |
| 446 public String getText () { | |
| 447 checkWidget(); | |
| 448 return webBrowser.getText (); | |
| 449 } | |
| 450 | |
| 451 /** | |
| 452 * Returns the current URL. | |
| 453 * | |
| 454 * @return the current URL or an empty <code>String</code> if there is no current URL | |
| 455 * | |
| 456 * @exception SWTException <ul> | |
| 457 * <li>ERROR_THREAD_INVALID_ACCESS when called from the wrong thread</li> | |
| 458 * <li>ERROR_WIDGET_DISPOSED when the widget has been disposed</li> | |
| 459 * </ul> | |
| 460 * | |
| 461 * @see #setUrl | |
| 462 * | |
| 463 * @since 3.0 | |
| 464 */ | |
| 465 public String getUrl () { | |
| 466 checkWidget(); | |
| 467 return webBrowser.getUrl (); | |
| 468 } | |
| 469 | |
| 470 /** | |
| 471 * Returns the JavaXPCOM <code>nsIWebBrowser</code> for the receiver, or <code>null</code> | |
| 472 * if it is not available. In order for an <code>nsIWebBrowser</code> to be returned all | |
| 473 * of the following must be true: <ul> | |
| 474 * <li>the receiver's style must be <code>SWT.MOZILLA</code></li> | |
| 475 * <li>the classes from JavaXPCOM >= 1.8.1.2 must be resolvable at runtime</li> | |
| 476 * <li>the version of the underlying XULRunner must be >= 1.8.1.2</li> | |
| 477 * </ul> | |
| 478 * | |
| 479 * @return the receiver's JavaXPCOM <code>nsIWebBrowser</code> or <code>null</code> | |
| 480 * | |
| 481 * @since 3.3 | |
| 482 */ | |
| 483 public Object getWebBrowser () { | |
| 484 checkWidget(); | |
| 485 return webBrowser.getWebBrowser (); | |
| 486 } | |
| 487 | |
| 488 /** | |
| 489 * Returns <code>true</code> if the receiver can navigate to the | |
| 490 * previous session history item, and <code>false</code> otherwise. | |
| 491 * | |
| 492 * @return the receiver's back command enabled state | |
| 493 * | |
| 494 * @exception SWTException <ul> | |
| 495 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 496 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 497 * </ul> | |
| 498 * | |
| 499 * @see #back | |
| 500 */ | |
| 501 public bool isBackEnabled () { | |
| 502 checkWidget(); | |
| 503 return webBrowser.isBackEnabled (); | |
| 504 } | |
| 505 | |
| 506 public bool isFocusControl () { | |
| 507 checkWidget(); | |
| 508 if (webBrowser.isFocusControl ()) return true; | |
| 509 return super.isFocusControl (); | |
| 510 } | |
| 511 | |
| 512 /** | |
| 513 * Returns <code>true</code> if the receiver can navigate to the | |
| 514 * next session history item, and <code>false</code> otherwise. | |
| 515 * | |
| 516 * @return the receiver's forward command enabled state | |
| 517 * | |
| 518 * @exception SWTException <ul> | |
| 519 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 520 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 521 * </ul> | |
| 522 * | |
| 523 * @see #forward | |
| 524 */ | |
| 525 public bool isForwardEnabled () { | |
| 526 checkWidget(); | |
| 527 return webBrowser.isForwardEnabled (); | |
| 528 } | |
| 529 | |
| 530 /** | |
| 531 * Refresh the current page. | |
| 532 * | |
| 533 * @exception SWTException <ul> | |
| 534 * <li>ERROR_THREAD_INVALID_ACCESS when called from the wrong thread</li> | |
| 535 * <li>ERROR_WIDGET_DISPOSED when the widget has been disposed</li> | |
| 536 * </ul> | |
| 537 * | |
| 538 * @since 3.0 | |
| 539 */ | |
| 540 public void refresh () { | |
| 541 checkWidget(); | |
| 542 webBrowser.refresh (); | |
| 543 } | |
| 544 | |
| 545 /** | |
| 546 * Removes the listener from the collection of listeners who will | |
| 547 * be notified when the window hosting the receiver should be closed. | |
| 548 * | |
| 549 * @param listener the listener which should no longer be notified | |
| 550 * | |
| 551 * @exception IllegalArgumentException <ul> | |
| 552 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> | |
| 553 * </ul> | |
| 554 * | |
| 555 * @exception SWTException <ul> | |
| 556 * <li>ERROR_THREAD_INVALID_ACCESS when called from the wrong thread</li> | |
| 557 * <li>ERROR_WIDGET_DISPOSED when the widget has been disposed</li> | |
| 558 * </ul> | |
| 559 * | |
| 560 * @since 3.0 | |
| 561 */ | |
| 562 public void removeCloseWindowListener (CloseWindowListener listener) { | |
| 563 checkWidget(); | |
| 564 if (listener is null) SWT.error (SWT.ERROR_NULL_ARGUMENT); | |
| 565 webBrowser.removeCloseWindowListener (listener); | |
| 566 } | |
| 567 | |
| 568 /** | |
| 569 * Removes the listener from the collection of listeners who will | |
| 570 * be notified when the current location is changed or about to be changed. | |
| 571 * | |
| 572 * @param listener the listener which should no longer be notified | |
| 573 * | |
| 574 * @exception IllegalArgumentException <ul> | |
| 575 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> | |
| 576 * </ul> | |
| 577 * | |
| 578 * @exception SWTException <ul> | |
| 579 * <li>ERROR_THREAD_INVALID_ACCESS when called from the wrong thread</li> | |
| 580 * <li>ERROR_WIDGET_DISPOSED when the widget has been disposed</li> | |
| 581 * </ul> | |
| 582 * | |
| 583 * @since 3.0 | |
| 584 */ | |
| 585 public void removeLocationListener (LocationListener listener) { | |
| 586 checkWidget(); | |
| 587 if (listener is null) SWT.error (SWT.ERROR_NULL_ARGUMENT); | |
| 588 webBrowser.removeLocationListener (listener); | |
| 589 } | |
| 590 | |
| 591 /** | |
| 592 * Removes the listener from the collection of listeners who will | |
| 593 * be notified when a new window needs to be created. | |
| 594 * | |
| 595 * @param listener the listener which should no longer be notified | |
| 596 * | |
| 597 * @exception IllegalArgumentException <ul> | |
| 598 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> | |
| 599 * </ul> | |
| 600 * | |
| 601 * @exception SWTException <ul> | |
| 602 * <li>ERROR_THREAD_INVALID_ACCESS when called from the wrong thread</li> | |
| 603 * <li>ERROR_WIDGET_DISPOSED when the widget has been disposed</li> | |
| 604 * </ul> | |
| 605 * | |
| 606 * @since 3.0 | |
| 607 */ | |
| 608 public void removeOpenWindowListener (OpenWindowListener listener) { | |
| 609 checkWidget(); | |
| 610 if (listener is null) SWT.error (SWT.ERROR_NULL_ARGUMENT); | |
| 611 webBrowser.removeOpenWindowListener (listener); | |
| 612 } | |
| 613 | |
| 614 /** | |
| 615 * Removes the listener from the collection of listeners who will | |
| 616 * be notified when a progress is made during the loading of the current | |
| 617 * URL or when the loading of the current URL has been completed. | |
| 618 * | |
| 619 * @param listener the listener which should no longer be notified | |
| 620 * | |
| 621 * @exception IllegalArgumentException <ul> | |
| 622 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> | |
| 623 * </ul> | |
| 624 * | |
| 625 * @exception SWTException <ul> | |
| 626 * <li>ERROR_THREAD_INVALID_ACCESS when called from the wrong thread</li> | |
| 627 * <li>ERROR_WIDGET_DISPOSED when the widget has been disposed</li> | |
| 628 * </ul> | |
| 629 * | |
| 630 * @since 3.0 | |
| 631 */ | |
| 632 public void removeProgressListener (ProgressListener listener) { | |
| 633 checkWidget(); | |
| 634 if (listener is null) SWT.error (SWT.ERROR_NULL_ARGUMENT); | |
| 635 webBrowser.removeProgressListener (listener); | |
| 636 } | |
| 637 | |
| 638 /** | |
| 639 * Removes the listener from the collection of listeners who will | |
| 640 * be notified when the status text is changed. | |
| 641 * | |
| 642 * @param listener the listener which should no longer be notified | |
| 643 * | |
| 644 * @exception IllegalArgumentException <ul> | |
| 645 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> | |
| 646 * </ul> | |
| 647 * | |
| 648 * @exception SWTException <ul> | |
| 649 * <li>ERROR_THREAD_INVALID_ACCESS when called from the wrong thread</li> | |
| 650 * <li>ERROR_WIDGET_DISPOSED when the widget has been disposed</li> | |
| 651 * </ul> | |
| 652 * | |
| 653 * @since 3.0 | |
| 654 */ | |
| 655 public void removeStatusTextListener (StatusTextListener listener) { | |
| 656 checkWidget(); | |
| 657 if (listener is null) SWT.error (SWT.ERROR_NULL_ARGUMENT); | |
| 658 webBrowser.removeStatusTextListener (listener); | |
| 659 } | |
| 660 | |
| 661 /** | |
| 662 * Removes the listener from the collection of listeners who will | |
| 663 * be notified when the title of the current document is available | |
| 664 * or has changed. | |
| 665 * | |
| 666 * @param listener the listener which should no longer be notified | |
| 667 * | |
| 668 * @exception IllegalArgumentException <ul> | |
| 669 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> | |
| 670 * </ul> | |
| 671 * | |
| 672 * @exception SWTException <ul> | |
| 673 * <li>ERROR_THREAD_INVALID_ACCESS when called from the wrong thread</li> | |
| 674 * <li>ERROR_WIDGET_DISPOSED when the widget has been disposed</li> | |
| 675 * </ul> | |
| 676 * | |
| 677 * @since 3.0 | |
| 678 */ | |
| 679 public void removeTitleListener (TitleListener listener) { | |
| 680 checkWidget(); | |
| 681 if (listener is null) SWT.error (SWT.ERROR_NULL_ARGUMENT); | |
| 682 webBrowser.removeTitleListener (listener); | |
| 683 } | |
| 684 | |
| 685 /** | |
| 686 * Removes the listener from the collection of listeners who will | |
| 687 * be notified when a window hosting the receiver needs to be displayed | |
| 688 * or hidden. | |
| 689 * | |
| 690 * @param listener the listener which should no longer be notified | |
| 691 * | |
| 692 * @exception IllegalArgumentException <ul> | |
| 693 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> | |
| 694 * </ul> | |
| 695 * | |
| 696 * @exception SWTException <ul> | |
| 697 * <li>ERROR_THREAD_INVALID_ACCESS when called from the wrong thread</li> | |
| 698 * <li>ERROR_WIDGET_DISPOSED when the widget has been disposed</li> | |
| 699 * </ul> | |
| 700 * | |
| 701 * @since 3.0 | |
| 702 */ | |
| 703 public void removeVisibilityWindowListener (VisibilityWindowListener listener) { | |
| 704 checkWidget(); | |
| 705 if (listener is null) SWT.error (SWT.ERROR_NULL_ARGUMENT); | |
| 706 webBrowser.removeVisibilityWindowListener (listener); | |
| 707 } | |
| 708 | |
| 709 /** | |
| 710 * Renders HTML. | |
| 711 * | |
| 712 * <p> | |
| 713 * The html parameter is Unicode encoded since it is a java <code>String</code>. | |
| 714 * As a result, the HTML meta tag charset should not be set. The charset is implied | |
| 715 * by the <code>String</code> itself. | |
| 716 * | |
| 717 * @param html the HTML content to be rendered | |
| 718 * | |
| 719 * @return true if the operation was successful and false otherwise. | |
| 720 * | |
| 721 * @exception IllegalArgumentException <ul> | |
| 722 * <li>ERROR_NULL_ARGUMENT - if the html is null</li> | |
| 723 * </ul> | |
| 724 * | |
| 725 * @exception SWTException <ul> | |
| 726 * <li>ERROR_THREAD_INVALID_ACCESS when called from the wrong thread</li> | |
| 727 * <li>ERROR_WIDGET_DISPOSED when the widget has been disposed</li> | |
| 728 * </ul> | |
| 729 * | |
| 730 * @see #setUrl | |
| 731 * | |
| 732 * @since 3.0 | |
| 733 */ | |
| 734 public bool setText (String html) { | |
| 735 checkWidget(); | |
| 736 if (html is null) SWT.error (SWT.ERROR_NULL_ARGUMENT); | |
| 737 return webBrowser.setText (html); | |
| 738 } | |
| 739 | |
| 740 /** | |
| 741 * Loads a URL. | |
| 742 * | |
| 743 * @param url the URL to be loaded | |
| 744 * | |
| 745 * @return true if the operation was successful and false otherwise. | |
| 746 * | |
| 747 * @exception IllegalArgumentException <ul> | |
| 748 * <li>ERROR_NULL_ARGUMENT - if the url is null</li> | |
| 749 * </ul> | |
| 750 * | |
| 751 * @exception SWTException <ul> | |
| 752 * <li>ERROR_THREAD_INVALID_ACCESS when called from the wrong thread</li> | |
| 753 * <li>ERROR_WIDGET_DISPOSED when the widget has been disposed</li> | |
| 754 * </ul> | |
| 755 * | |
| 756 * @see #getUrl | |
| 757 * | |
| 758 * @since 3.0 | |
| 759 */ | |
| 760 public bool setUrl (String url) { | |
| 761 checkWidget(); | |
| 762 if (url is null) SWT.error (SWT.ERROR_NULL_ARGUMENT); | |
| 763 return webBrowser.setUrl (url); | |
| 764 } | |
| 765 | |
| 766 /** | |
| 767 * Stop any loading and rendering activity. | |
| 768 * | |
| 769 * @exception SWTException <ul> | |
| 770 * <li>ERROR_THREAD_INVALID_ACCESS when called from the wrong thread</li> | |
| 771 * <li>ERROR_WIDGET_DISPOSED when the widget has been disposed</li> | |
| 772 * </ul> | |
| 773 * | |
| 774 * @since 3.0 | |
| 775 */ | |
| 776 public void stop () { | |
| 777 checkWidget(); | |
| 778 webBrowser.stop (); | |
| 779 } | |
| 780 } |