WebKit/mac/WebView/WebViewPrivate.h
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     1 /*
       
     2  * Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
       
     3  *
       
     4  * Redistribution and use in source and binary forms, with or without
       
     5  * modification, are permitted provided that the following conditions
       
     6  * are met:
       
     7  *
       
     8  * 1.  Redistributions of source code must retain the above copyright
       
     9  *     notice, this list of conditions and the following disclaimer. 
       
    10  * 2.  Redistributions in binary form must reproduce the above copyright
       
    11  *     notice, this list of conditions and the following disclaimer in the
       
    12  *     documentation and/or other materials provided with the distribution. 
       
    13  * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
       
    14  *     its contributors may be used to endorse or promote products derived
       
    15  *     from this software without specific prior written permission. 
       
    16  *
       
    17  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
       
    18  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
       
    19  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
       
    20  * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
       
    21  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
       
    22  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
       
    23  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
       
    24  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
       
    25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
       
    26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
       
    27  */
       
    28 
       
    29 #import <WebKit/WebView.h>
       
    30 #import <WebKit/WebFramePrivate.h>
       
    31 #import <JavaScriptCore/JSBase.h>
       
    32 
       
    33 #if !defined(ENABLE_DASHBOARD_SUPPORT)
       
    34 #define ENABLE_DASHBOARD_SUPPORT 1
       
    35 #endif
       
    36 
       
    37 #if MAC_OS_X_VERSION_MAX_ALLOWED <= MAC_OS_X_VERSION_10_4
       
    38 #define WebNSInteger int
       
    39 #define WebNSUInteger unsigned int
       
    40 #else
       
    41 #define WebNSInteger NSInteger
       
    42 #define WebNSUInteger NSUInteger
       
    43 #endif
       
    44 
       
    45 @class NSError;
       
    46 @class WebFrame;
       
    47 @class WebGeolocationPosition;
       
    48 @class WebInspector;
       
    49 @class WebPreferences;
       
    50 @class WebScriptWorld;
       
    51 @class WebTextIterator;
       
    52 
       
    53 @protocol WebFormDelegate;
       
    54 
       
    55 extern NSString *_WebCanGoBackKey;
       
    56 extern NSString *_WebCanGoForwardKey;
       
    57 extern NSString *_WebEstimatedProgressKey;
       
    58 extern NSString *_WebIsLoadingKey;
       
    59 extern NSString *_WebMainFrameIconKey;
       
    60 extern NSString *_WebMainFrameTitleKey;
       
    61 extern NSString *_WebMainFrameURLKey;
       
    62 extern NSString *_WebMainFrameDocumentKey;
       
    63 
       
    64 // pending public WebElementDictionary keys
       
    65 extern NSString *WebElementTitleKey;             // NSString of the title of the element (used by Safari)
       
    66 extern NSString *WebElementSpellingToolTipKey;   // NSString of a tooltip representing misspelling or bad grammar (used internally)
       
    67 extern NSString *WebElementIsContentEditableKey; // NSNumber indicating whether the inner non-shared node is content editable (used internally)
       
    68 
       
    69 // other WebElementDictionary keys
       
    70 extern NSString *WebElementLinkIsLiveKey;        // NSNumber of BOOL indictating whether the link is live or not
       
    71 extern NSString *WebElementIsInScrollBarKey;
       
    72 
       
    73 // One of the subviews of the WebView entered compositing mode.
       
    74 extern NSString *_WebViewDidStartAcceleratedCompositingNotification;
       
    75 
       
    76 #if ENABLE_DASHBOARD_SUPPORT
       
    77 typedef enum {
       
    78     WebDashboardBehaviorAlwaysSendMouseEventsToAllWindows,
       
    79     WebDashboardBehaviorAlwaysSendActiveNullEventsToPlugIns,
       
    80     WebDashboardBehaviorAlwaysAcceptsFirstMouse,
       
    81     WebDashboardBehaviorAllowWheelScrolling,
       
    82     WebDashboardBehaviorUseBackwardCompatibilityMode
       
    83 } WebDashboardBehavior;
       
    84 #endif
       
    85 
       
    86 typedef enum {
       
    87     WebInjectAtDocumentStart,
       
    88     WebInjectAtDocumentEnd,
       
    89 } WebUserScriptInjectionTime;
       
    90 
       
    91 typedef enum {
       
    92     WebInjectInAllFrames,
       
    93     WebInjectInTopFrameOnly
       
    94 } WebUserContentInjectedFrames;
       
    95 
       
    96 @interface WebController : NSTreeController {
       
    97     IBOutlet WebView *webView;
       
    98 }
       
    99 - (WebView *)webView;
       
   100 - (void)setWebView:(WebView *)newWebView;
       
   101 @end
       
   102 
       
   103 @interface WebView (WebViewEditingActionsPendingPublic)
       
   104 
       
   105 - (void)outdent:(id)sender;
       
   106 
       
   107 @end
       
   108 
       
   109 @interface WebView (WebPendingPublic)
       
   110 
       
   111 - (void)scheduleInRunLoop:(NSRunLoop *)runLoop forMode:(NSString *)mode;
       
   112 - (void)unscheduleFromRunLoop:(NSRunLoop *)runLoop forMode:(NSString *)mode;
       
   113 
       
   114 /*!
       
   115 @method searchFor:direction:caseSensitive:wrap:startInSelection:
       
   116  @abstract Searches a document view for a string and highlights the string if it is found.
       
   117  Starts the search from the current selection.  Will search across all frames.
       
   118  @param string The string to search for.
       
   119  @param forward YES to search forward, NO to seach backwards.
       
   120  @param caseFlag YES to for case-sensitive search, NO for case-insensitive search.
       
   121  @param wrapFlag YES to wrap around, NO to avoid wrapping.
       
   122  @param startInSelection YES to begin search in the selected text (useful for incremental searching), NO to begin search after the selected text.
       
   123  @result YES if found, NO if not found.
       
   124  */
       
   125 - (BOOL)searchFor:(NSString *)string direction:(BOOL)forward caseSensitive:(BOOL)caseFlag wrap:(BOOL)wrapFlag startInSelection:(BOOL)startInSelection;
       
   126 
       
   127 - (void)setMainFrameDocumentReady:(BOOL)mainFrameDocumentReady;
       
   128 
       
   129 - (void)setTabKeyCyclesThroughElements:(BOOL)cyclesElements;
       
   130 - (BOOL)tabKeyCyclesThroughElements;
       
   131 
       
   132 - (void)scrollDOMRangeToVisible:(DOMRange *)range;
       
   133 
       
   134 // setHoverFeedbackSuspended: can be called by clients that want to temporarily prevent the webView
       
   135 // from displaying feedback about mouse position. Each WebDocumentView class that displays feedback
       
   136 // about mouse position should honor this setting.
       
   137 - (void)setHoverFeedbackSuspended:(BOOL)newValue;
       
   138 - (BOOL)isHoverFeedbackSuspended;
       
   139 
       
   140 /*!
       
   141 @method setScriptDebugDelegate:
       
   142 @abstract Set the WebView's WebScriptDebugDelegate delegate.
       
   143 @param delegate The WebScriptDebugDelegate to set as the delegate.
       
   144 */    
       
   145 - (void)setScriptDebugDelegate:(id)delegate;
       
   146 
       
   147 /*!
       
   148 @method scriptDebugDelegate
       
   149 @abstract Return the WebView's WebScriptDebugDelegate.
       
   150 @result The WebView's WebScriptDebugDelegate.
       
   151 */    
       
   152 - (id)scriptDebugDelegate;
       
   153 
       
   154 /*!
       
   155     @method setHistoryDelegate:
       
   156     @abstract Set the WebView's WebHistoryDelegate delegate.
       
   157     @param delegate The WebHistoryDelegate to set as the delegate.
       
   158 */    
       
   159 - (void)setHistoryDelegate:(id)delegate;
       
   160 
       
   161 /*!
       
   162     @method historyDelegate
       
   163     @abstract Return the WebView's WebHistoryDelegate delegate.
       
   164     @result The WebView's WebHistoryDelegate delegate.
       
   165 */    
       
   166 - (id)historyDelegate;
       
   167 
       
   168 - (BOOL)shouldClose;
       
   169 
       
   170 /*!
       
   171     @method aeDescByEvaluatingJavaScriptFromString:
       
   172     @param script The text of the JavaScript.
       
   173     @result The result of the script, converted to an NSAppleEventDescriptor, or nil for failure.
       
   174 */
       
   175 - (NSAppleEventDescriptor *)aeDescByEvaluatingJavaScriptFromString:(NSString *)script;
       
   176 
       
   177 // Support for displaying multiple text matches.
       
   178 // These methods might end up moving into a protocol, so different document types can specify
       
   179 // whether or not they implement the protocol. For now we'll just deal with HTML.
       
   180 // These methods are still in flux; don't rely on them yet.
       
   181 - (BOOL)canMarkAllTextMatches;
       
   182 - (WebNSUInteger)markAllMatchesForText:(NSString *)string caseSensitive:(BOOL)caseFlag highlight:(BOOL)highlight limit:(WebNSUInteger)limit;
       
   183 - (void)unmarkAllTextMatches;
       
   184 - (NSArray *)rectsForTextMatches;
       
   185 
       
   186 // Support for disabling registration with the undo manager. This is equivalent to the methods with the same names on NSTextView.
       
   187 - (BOOL)allowsUndo;
       
   188 - (void)setAllowsUndo:(BOOL)flag;
       
   189 
       
   190 /*!
       
   191     @method setPageSizeMultiplier:
       
   192     @abstract Change the zoom factor of the page in views managed by this webView.
       
   193     @param multiplier A fractional percentage value, 1.0 is 100%.
       
   194 */    
       
   195 - (void)setPageSizeMultiplier:(float)multiplier;
       
   196 
       
   197 /*!
       
   198     @method pageSizeMultiplier
       
   199     @result The page size multipler.
       
   200 */    
       
   201 - (float)pageSizeMultiplier;
       
   202 
       
   203 // Commands for doing page zoom.  Will end up in WebView (WebIBActions) <NSUserInterfaceValidations>
       
   204 - (BOOL)canZoomPageIn;
       
   205 - (IBAction)zoomPageIn:(id)sender;
       
   206 - (BOOL)canZoomPageOut;
       
   207 - (IBAction)zoomPageOut:(id)sender;
       
   208 - (BOOL)canResetPageZoom;
       
   209 - (IBAction)resetPageZoom:(id)sender;
       
   210 
       
   211 // Sets a master volume control for all media elements in the WebView. Valid values are 0..1.
       
   212 - (void)setMediaVolume:(float)volume;
       
   213 - (float)mediaVolume;
       
   214 
       
   215 // Add visited links
       
   216 - (void)addVisitedLinks:(NSArray *)visitedLinks;
       
   217 
       
   218 @end
       
   219 
       
   220 @interface WebView (WebPrivate)
       
   221 
       
   222 - (WebInspector *)inspector;
       
   223 
       
   224 /*!
       
   225     @method setBackgroundColor:
       
   226     @param backgroundColor Color to use as the default background.
       
   227     @abstract Sets what color the receiver draws under transparent page background colors and images.
       
   228     This color is also used when no page is loaded. A color with alpha should only be used when the receiver is
       
   229     in a non-opaque window, since the color is drawn using NSCompositeCopy.
       
   230 */
       
   231 - (void)setBackgroundColor:(NSColor *)backgroundColor;
       
   232 
       
   233 /*!
       
   234     @method backgroundColor
       
   235     @result Returns the background color drawn under transparent page background colors and images.
       
   236     This color is also used when no page is loaded. A color with alpha should only be used when the receiver is
       
   237     in a non-opaque window, since the color is drawn using NSCompositeCopy.
       
   238 */
       
   239 - (NSColor *)backgroundColor;
       
   240 
       
   241 /*!
       
   242 Could be worth adding to the API.
       
   243  @method _loadBackForwardListFromOtherView:
       
   244  @abstract Loads the view with the contents of the other view, including its backforward list.
       
   245  @param otherView   The WebView from which to copy contents.
       
   246  */
       
   247 - (void)_loadBackForwardListFromOtherView:(WebView *)otherView;
       
   248 
       
   249 /*
       
   250  @method _reportException:inContext:
       
   251  @abstract Logs the exception to the Web Inspector. This only needs called for exceptions that
       
   252  occur while using the JavaScriptCore APIs with a context owned by a WebKit.
       
   253  @param exception The exception value to log.
       
   254  @param context   The context the exception occured in.
       
   255 */
       
   256 + (void)_reportException:(JSValueRef)exception inContext:(JSContextRef)context;
       
   257 
       
   258 /*!
       
   259  @method _dispatchPendingLoadRequests:
       
   260  @abstract Dispatches any pending load requests that have been scheduled because of recent DOM additions or style changes.
       
   261  @discussion You only need to call this method if you require synchronous notification of loads through the resource load delegate.
       
   262  Otherwise the resource load delegate will be notified about loads during a future run loop iteration.
       
   263  */
       
   264 - (void)_dispatchPendingLoadRequests;
       
   265 
       
   266 + (NSArray *)_supportedFileExtensions;
       
   267 
       
   268 /*!
       
   269     @method canShowFile:
       
   270     @abstract Checks if the WebKit can show the content of the file at the specified path.
       
   271     @param path The path of the file to check
       
   272     @result YES if the WebKit can show the content of the file at the specified path.
       
   273 */
       
   274 + (BOOL)canShowFile:(NSString *)path;
       
   275 
       
   276 /*!
       
   277     @method suggestedFileExtensionForMIMEType:
       
   278     @param MIMEType The MIME type to check.
       
   279     @result The extension based on the MIME type
       
   280 */
       
   281 + (NSString *)suggestedFileExtensionForMIMEType: (NSString *)MIMEType;
       
   282 
       
   283 + (NSString *)_standardUserAgentWithApplicationName:(NSString *)applicationName;
       
   284 
       
   285 /*!
       
   286     @method canCloseAllWebViews
       
   287     @abstract Checks if all the open WebViews can be closed (by dispatching the beforeUnload event to the pages).
       
   288     @result YES if all the WebViews can be closed.
       
   289 */
       
   290 + (BOOL)canCloseAllWebViews;
       
   291 
       
   292 // May well become public
       
   293 - (void)_setFormDelegate:(id<WebFormDelegate>)delegate;
       
   294 - (id<WebFormDelegate>)_formDelegate;
       
   295 
       
   296 - (BOOL)_isClosed;
       
   297 
       
   298 // _close is now replaced by public method -close. It remains here only for backward compatibility
       
   299 // until callers can be weaned off of it.
       
   300 - (void)_close;
       
   301 
       
   302 // Indicates if the WebView is in the midst of a user gesture.
       
   303 - (BOOL)_isProcessingUserGesture;
       
   304 
       
   305 // SPI for DumpRenderTree
       
   306 - (void)_updateActiveState;
       
   307 
       
   308 /*!
       
   309     @method _registerViewClass:representationClass:forURLScheme:
       
   310     @discussion Register classes that implement WebDocumentView and WebDocumentRepresentation respectively.
       
   311     @param viewClass The WebDocumentView class to use to render data for a given MIME type.
       
   312     @param representationClass The WebDocumentRepresentation class to use to represent data of the given MIME type.
       
   313     @param scheme The URL scheme to represent with an object of the given class.
       
   314 */
       
   315 + (void)_registerViewClass:(Class)viewClass representationClass:(Class)representationClass forURLScheme:(NSString *)URLScheme;
       
   316 
       
   317 + (void)_unregisterViewClassAndRepresentationClassForMIMEType:(NSString *)MIMEType;
       
   318 
       
   319 /*!
       
   320      @method _canHandleRequest:
       
   321      @abstract Performs a "preflight" operation that performs some
       
   322      speculative checks to see if a request can be used to create
       
   323      a WebDocumentView and WebDocumentRepresentation.
       
   324      @discussion The result of this method is valid only as long as no
       
   325      protocols or schemes are registered or unregistered, and as long as
       
   326      the request is not mutated (if the request is mutable). Hence, clients
       
   327      should be prepared to handle failures even if they have performed request
       
   328      preflighting by caling this method.
       
   329      @param request The request to preflight.
       
   330      @result YES if it is likely that a WebDocumentView and WebDocumentRepresentation
       
   331      can be created for the request, NO otherwise.
       
   332 */
       
   333 + (BOOL)_canHandleRequest:(NSURLRequest *)request;
       
   334 
       
   335 + (NSString *)_decodeData:(NSData *)data;
       
   336 
       
   337 + (void)_setAlwaysUsesComplexTextCodePath:(BOOL)f;
       
   338 // This is the old name of the above method. Needed for Safari versions that call it.
       
   339 + (void)_setAlwaysUseATSU:(BOOL)f;
       
   340 
       
   341 - (NSCachedURLResponse *)_cachedResponseForURL:(NSURL *)URL;
       
   342 
       
   343 #if ENABLE_DASHBOARD_SUPPORT
       
   344 - (void)_addScrollerDashboardRegions:(NSMutableDictionary *)regions;
       
   345 - (NSDictionary *)_dashboardRegions;
       
   346 
       
   347 - (void)_setDashboardBehavior:(WebDashboardBehavior)behavior to:(BOOL)flag;
       
   348 - (BOOL)_dashboardBehavior:(WebDashboardBehavior)behavior;
       
   349 #endif
       
   350 
       
   351 + (void)_setShouldUseFontSmoothing:(BOOL)f;
       
   352 + (BOOL)_shouldUseFontSmoothing;
       
   353 
       
   354 - (void)_setCatchesDelegateExceptions:(BOOL)f;
       
   355 - (BOOL)_catchesDelegateExceptions;
       
   356 
       
   357 // These two methods are useful for a test harness that needs a consistent appearance for the focus rings
       
   358 // regardless of OS X version.
       
   359 + (void)_setUsesTestModeFocusRingColor:(BOOL)f;
       
   360 + (BOOL)_usesTestModeFocusRingColor;
       
   361 
       
   362 /*!
       
   363     @method setAlwaysShowVerticalScroller:
       
   364     @result Forces the vertical scroller to be visible if flag is YES, otherwise
       
   365     if flag is NO the scroller with automatically show and hide as needed.
       
   366  */
       
   367 - (void)setAlwaysShowVerticalScroller:(BOOL)flag;
       
   368 
       
   369 /*!
       
   370     @method alwaysShowVerticalScroller
       
   371     @result YES if the vertical scroller is always shown
       
   372  */
       
   373 - (BOOL)alwaysShowVerticalScroller;
       
   374 
       
   375 /*!
       
   376     @method setAlwaysShowHorizontalScroller:
       
   377     @result Forces the horizontal scroller to be visible if flag is YES, otherwise
       
   378     if flag is NO the scroller with automatically show and hide as needed.
       
   379  */
       
   380 - (void)setAlwaysShowHorizontalScroller:(BOOL)flag;
       
   381 
       
   382 /*!
       
   383     @method alwaysShowHorizontalScroller
       
   384     @result YES if the horizontal scroller is always shown
       
   385  */
       
   386 - (BOOL)alwaysShowHorizontalScroller;
       
   387 
       
   388 /*!
       
   389     @method setProhibitsMainFrameScrolling:
       
   390     @abstract Prohibits scrolling in the WebView's main frame.  Used to "lock" a WebView
       
   391     to a specific scroll position.
       
   392   */
       
   393 - (void)setProhibitsMainFrameScrolling:(BOOL)prohibits;
       
   394 
       
   395 /*!
       
   396     @method _setAdditionalWebPlugInPaths:
       
   397     @abstract Sets additional plugin search paths for a specific WebView.
       
   398  */
       
   399 - (void)_setAdditionalWebPlugInPaths:(NSArray *)newPaths;
       
   400 
       
   401 /*!
       
   402     @method _setInViewSourceMode:
       
   403     @abstract Used to place a WebView into a special source-viewing mode.
       
   404   */
       
   405 - (void)_setInViewSourceMode:(BOOL)flag;
       
   406 
       
   407 /*!
       
   408     @method _inViewSourceMode;
       
   409     @abstract Whether or not the WebView is in source-view mode for HTML.
       
   410   */
       
   411 - (BOOL)_inViewSourceMode;
       
   412 
       
   413 /*!
       
   414     @method _attachScriptDebuggerToAllFrames
       
   415     @abstract Attaches a script debugger to all frames belonging to the receiver.
       
   416  */
       
   417 - (void)_attachScriptDebuggerToAllFrames;
       
   418 
       
   419 /*!
       
   420     @method _detachScriptDebuggerFromAllFrames
       
   421     @abstract Detaches any script debuggers from all frames belonging to the receiver.
       
   422  */
       
   423 - (void)_detachScriptDebuggerFromAllFrames;
       
   424 
       
   425 - (BOOL)defersCallbacks; // called by QuickTime plug-in
       
   426 - (void)setDefersCallbacks:(BOOL)defer; // called by QuickTime plug-in
       
   427 
       
   428 - (BOOL)usesPageCache;
       
   429 - (void)setUsesPageCache:(BOOL)usesPageCache;
       
   430 
       
   431 - (WebHistoryItem *)_globalHistoryItem;
       
   432 
       
   433 /*!
       
   434     @method textIteratorForRect:
       
   435     @param rect The rectangle of the document that we're interested in text from.
       
   436     @result WebTextIterator object, initialized with a range that corresponds to
       
   437     the passed-in rectangle.
       
   438     @abstract This method gives the text for the approximate range of the document
       
   439     corresponding to the rectangle. The range is determined by using hit testing at
       
   440     the top left and bottom right of the rectangle. Because of that, there can be
       
   441     text visible in the rectangle that is not included in the iterator. If you need
       
   442     a guarantee of iterating all text that is visible, then you need to instead make
       
   443     a WebTextIterator with a DOMRange that covers the entire document.
       
   444  */
       
   445 - (WebTextIterator *)textIteratorForRect:(NSRect)rect;
       
   446 
       
   447 #if ENABLE_DASHBOARD_SUPPORT
       
   448 // <rdar://problem/5217124> Clients other than Dashboard, don't use this.
       
   449 // As of this writing, Dashboard uses this on Tiger, but not on Leopard or newer.
       
   450 - (void)handleAuthenticationForResource:(id)identifier challenge:(NSURLAuthenticationChallenge *)challenge fromDataSource:(WebDataSource *)dataSource;
       
   451 #endif
       
   452 
       
   453 - (void)_clearUndoRedoOperations;
       
   454 
       
   455 /* Used to do fast (lower quality) scaling of images so that window resize can be quick. */
       
   456 - (BOOL)_inFastImageScalingMode;
       
   457 - (void)_setUseFastImageScalingMode:(BOOL)flag;
       
   458 
       
   459 - (BOOL)_cookieEnabled;
       
   460 - (void)_setCookieEnabled:(BOOL)enable;
       
   461 
       
   462 // SPI for DumpRenderTree
       
   463 - (void)_executeCoreCommandByName:(NSString *)name value:(NSString *)value;
       
   464 - (void)_clearMainFrameName;
       
   465 
       
   466 - (void)_setCustomHTMLTokenizerTimeDelay:(double)timeDelay;
       
   467 - (void)_setCustomHTMLTokenizerChunkSize:(int)chunkSize;
       
   468 
       
   469 - (id)_initWithFrame:(NSRect)f frameName:(NSString *)frameName groupName:(NSString *)groupName usesDocumentViews:(BOOL)usesDocumentViews;
       
   470 - (BOOL)_usesDocumentViews;
       
   471 
       
   472 - (void)setSelectTrailingWhitespaceEnabled:(BOOL)flag;
       
   473 - (BOOL)isSelectTrailingWhitespaceEnabled;
       
   474 
       
   475 - (void)setMemoryCacheDelegateCallsEnabled:(BOOL)suspend;
       
   476 - (BOOL)areMemoryCacheDelegateCallsEnabled;
       
   477 
       
   478 - (void)_setJavaScriptURLsAreAllowed:(BOOL)setJavaScriptURLsAreAllowed;
       
   479 
       
   480 + (NSCursor *)_pointingHandCursor;
       
   481 
       
   482 // SPI for DumpRenderTree
       
   483 - (BOOL)_postsAcceleratedCompositingNotifications;
       
   484 - (void)_setPostsAcceleratedCompositingNotifications:(BOOL)flag;
       
   485 - (BOOL)_isUsingAcceleratedCompositing;
       
   486 
       
   487 // Returns YES if NSView -displayRectIgnoringOpacity:inContext: will produce a faithful representation of the content.
       
   488 - (BOOL)_isSoftwareRenderable;
       
   489 // When drawing into a bitmap context, we normally flatten compositing layers (and distort 3D transforms).
       
   490 // Clients who are able to capture their own copy of the compositing layers need to be able to disable this.
       
   491 - (void)_setIncludesFlattenedCompositingLayersWhenDrawingToBitmap:(BOOL)flag;
       
   492 - (BOOL)_includesFlattenedCompositingLayersWhenDrawingToBitmap;
       
   493 
       
   494 // SPI for PluginHalter
       
   495 + (BOOL)_isNodeHaltedPlugin:(DOMNode *)node;
       
   496 + (BOOL)_hasPluginForNodeBeenHalted:(DOMNode *)node;
       
   497 + (void)_restartHaltedPluginForNode:(DOMNode *)node;
       
   498 
       
   499 // Which pasteboard text is coming from in editing delegate methods such as shouldInsertNode.
       
   500 - (NSPasteboard *)_insertionPasteboard;
       
   501 
       
   502 // Whitelists access from an origin (sourceOrigin) to a set of one or more origins described by the parameters:
       
   503 // - destinationProtocol: The protocol to grant access to.
       
   504 // - destinationHost: The host to grant access to.
       
   505 // - allowDestinationSubdomains: If host is a domain, setting this to YES will whitelist host and all its subdomains, recursively.
       
   506 + (void)_addOriginAccessWhitelistEntryWithSourceOrigin:(NSString *)sourceOrigin destinationProtocol:(NSString *)destinationProtocol destinationHost:(NSString *)destinationHost allowDestinationSubdomains:(BOOL)allowDestinationSubdomains;
       
   507 + (void)_removeOriginAccessWhitelistEntryWithSourceOrigin:(NSString *)sourceOrigin destinationProtocol:(NSString *)destinationProtocol destinationHost:(NSString *)destinationHost allowDestinationSubdomains:(BOOL)allowDestinationSubdomains;
       
   508 
       
   509 // Removes all white list entries created with _addOriginAccessWhitelistEntryWithSourceOrigin.
       
   510 + (void)_resetOriginAccessWhitelists;
       
   511 
       
   512 // FIXME: The following two methods are deprecated in favor of the overloads below that take the WebUserContentInjectedFrames argument. https://bugs.webkit.org/show_bug.cgi?id=41800.
       
   513 + (void)_addUserScriptToGroup:(NSString *)groupName world:(WebScriptWorld *)world source:(NSString *)source url:(NSURL *)url whitelist:(NSArray *)whitelist blacklist:(NSArray *)blacklist injectionTime:(WebUserScriptInjectionTime)injectionTime;
       
   514 + (void)_addUserStyleSheetToGroup:(NSString *)groupName world:(WebScriptWorld *)world source:(NSString *)source url:(NSURL *)url whitelist:(NSArray *)whitelist blacklist:(NSArray *)blacklist;
       
   515 
       
   516 + (void)_addUserScriptToGroup:(NSString *)groupName world:(WebScriptWorld *)world source:(NSString *)source url:(NSURL *)url whitelist:(NSArray *)whitelist blacklist:(NSArray *)blacklist injectionTime:(WebUserScriptInjectionTime)injectionTime injectedFrames:(WebUserContentInjectedFrames)injectedFrames;
       
   517 + (void)_addUserStyleSheetToGroup:(NSString *)groupName world:(WebScriptWorld *)world source:(NSString *)source url:(NSURL *)url whitelist:(NSArray *)whitelist blacklist:(NSArray *)blacklist injectedFrames:(WebUserContentInjectedFrames)injectedFrames;
       
   518 + (void)_removeUserScriptFromGroup:(NSString *)groupName world:(WebScriptWorld *)world url:(NSURL *)url;
       
   519 + (void)_removeUserStyleSheetFromGroup:(NSString *)groupName world:(WebScriptWorld *)world url:(NSURL *)url;
       
   520 + (void)_removeUserScriptsFromGroup:(NSString *)groupName world:(WebScriptWorld *)world;
       
   521 + (void)_removeUserStyleSheetsFromGroup:(NSString *)groupName world:(WebScriptWorld *)world;
       
   522 + (void)_removeAllUserContentFromGroup:(NSString *)groupName;
       
   523 
       
   524 /*!
       
   525     @method cssAnimationsSuspended
       
   526     @abstract Returns whether or not CSS Animations are suspended.
       
   527     @result YES if CSS Animations are suspended.
       
   528 */
       
   529 - (BOOL)cssAnimationsSuspended;
       
   530 
       
   531 /*!
       
   532     @method setCSSAnimationsSuspended
       
   533     @param paused YES to suspend animations, NO to resume animations.
       
   534     @discussion Suspends or resumes all running animations and transitions in the page.
       
   535 */
       
   536 - (void)setCSSAnimationsSuspended:(BOOL)suspended;
       
   537 
       
   538 + (void)_setDomainRelaxationForbidden:(BOOL)forbidden forURLScheme:(NSString *)scheme;
       
   539 + (void)_registerURLSchemeAsSecure:(NSString *)scheme;
       
   540 
       
   541 @end
       
   542 
       
   543 @interface WebView (WebViewPrintingPrivate)
       
   544 /*!
       
   545     @method _adjustPrintingMarginsForHeaderAndFooter:
       
   546     @abstract Increase the top and bottom margins for the current print operation to
       
   547     account for the header and footer height. 
       
   548     @discussion Called by <WebDocument> implementors once when a print job begins. If the
       
   549     <WebDocument> implementor implements knowsPageRange:, this should be called from there.
       
   550     Otherwise this should be called from beginDocument. The <WebDocument> implementors need
       
   551     to also call _drawHeaderAndFooter.
       
   552 */
       
   553 - (void)_adjustPrintingMarginsForHeaderAndFooter;
       
   554 
       
   555 /*!
       
   556     @method _drawHeaderAndFooter
       
   557     @abstract Gives the WebView's UIDelegate a chance to draw a header and footer on the
       
   558     printed page. 
       
   559     @discussion This should be called by <WebDocument> implementors from an override of
       
   560     drawPageBorderWithSize:.
       
   561 */
       
   562 - (void)_drawHeaderAndFooter;
       
   563 @end
       
   564 
       
   565 @interface WebView (WebViewGrammarChecking)
       
   566 
       
   567 // FIXME: These two methods should be merged into WebViewEditing when we're not in API freeze
       
   568 - (BOOL)isGrammarCheckingEnabled;
       
   569 #ifndef BUILDING_ON_TIGER
       
   570 - (void)setGrammarCheckingEnabled:(BOOL)flag;
       
   571 
       
   572 // FIXME: This method should be merged into WebIBActions when we're not in API freeze
       
   573 - (void)toggleGrammarChecking:(id)sender;
       
   574 #endif
       
   575 
       
   576 @end
       
   577 
       
   578 @interface WebView (WebViewTextChecking)
       
   579 
       
   580 - (BOOL)isAutomaticQuoteSubstitutionEnabled;
       
   581 - (BOOL)isAutomaticLinkDetectionEnabled;
       
   582 - (BOOL)isAutomaticDashSubstitutionEnabled;
       
   583 - (BOOL)isAutomaticTextReplacementEnabled;
       
   584 - (BOOL)isAutomaticSpellingCorrectionEnabled;
       
   585 #if !defined(BUILDING_ON_TIGER) && !defined(BUILDING_ON_LEOPARD)
       
   586 - (void)setAutomaticQuoteSubstitutionEnabled:(BOOL)flag;
       
   587 - (void)toggleAutomaticQuoteSubstitution:(id)sender;
       
   588 - (void)setAutomaticLinkDetectionEnabled:(BOOL)flag;
       
   589 - (void)toggleAutomaticLinkDetection:(id)sender;
       
   590 - (void)setAutomaticDashSubstitutionEnabled:(BOOL)flag;
       
   591 - (void)toggleAutomaticDashSubstitution:(id)sender;
       
   592 - (void)setAutomaticTextReplacementEnabled:(BOOL)flag;
       
   593 - (void)toggleAutomaticTextReplacement:(id)sender;
       
   594 - (void)setAutomaticSpellingCorrectionEnabled:(BOOL)flag;
       
   595 - (void)toggleAutomaticSpellingCorrection:(id)sender;
       
   596 #endif
       
   597 
       
   598 @end
       
   599 
       
   600 @interface WebView (WebViewEditingInMail)
       
   601 - (void)_insertNewlineInQuotedContent;
       
   602 - (void)_replaceSelectionWithNode:(DOMNode *)node matchStyle:(BOOL)matchStyle;
       
   603 - (BOOL)_selectionIsCaret;
       
   604 - (BOOL)_selectionIsAll;
       
   605 @end
       
   606 
       
   607 @protocol WebGeolocationProvider <NSObject>
       
   608 - (void)registerWebView:(WebView *)webView;
       
   609 - (void)unregisterWebView:(WebView *)webView;
       
   610 - (WebGeolocationPosition *)lastPosition;
       
   611 @end
       
   612 
       
   613 @interface WebView (WebViewGeolocation)
       
   614 - (void)_setGeolocationProvider:(id<WebGeolocationProvider>)locationProvider;
       
   615 - (id<WebGeolocationProvider>)_geolocationProvider;
       
   616 
       
   617 - (void)_geolocationDidChangePosition:(WebGeolocationPosition *)position;
       
   618 - (void)_geolocationDidFailWithError:(NSError *)error;
       
   619 @end
       
   620 
       
   621 @interface WebView (WebViewPrivateStyleInfo)
       
   622 - (JSValueRef)_computedStyleIncludingVisitedInfo:(JSContextRef)context forElement:(JSValueRef)value;
       
   623 @end
       
   624 
       
   625 @interface NSObject (WebFrameLoadDelegatePrivate)
       
   626 - (void)webView:(WebView *)sender didFirstLayoutInFrame:(WebFrame *)frame;
       
   627 
       
   628 // didFinishDocumentLoadForFrame is sent when the document has finished loading, though not necessarily all
       
   629 // of its subresources.
       
   630 // FIXME 5259339: Currently this callback is not sent for (some?) pages loaded entirely from the cache.
       
   631 - (void)webView:(WebView *)sender didFinishDocumentLoadForFrame:(WebFrame *)frame;
       
   632 
       
   633 // Addresses 4192534.  SPI for now.
       
   634 - (void)webView:(WebView *)sender didHandleOnloadEventsForFrame:(WebFrame *)frame;
       
   635 
       
   636 - (void)webView:(WebView *)sender didFirstVisuallyNonEmptyLayoutInFrame:(WebFrame *)frame;
       
   637 
       
   638 // For implementing the WebInspector's test harness
       
   639 - (void)webView:(WebView *)webView didClearInspectorWindowObject:(WebScriptObject *)windowObject forFrame:(WebFrame *)frame;
       
   640 
       
   641 @end
       
   642 
       
   643 @interface NSObject (WebResourceLoadDelegatePrivate)
       
   644 // Addresses <rdar://problem/5008925> - SPI for now
       
   645 - (NSCachedURLResponse *)webView:(WebView *)sender resource:(id)identifier willCacheResponse:(NSCachedURLResponse *)response fromDataSource:(WebDataSource *)dataSource;
       
   646 @end
       
   647 
       
   648 #undef WebNSInteger
       
   649 #undef WebNSUInteger