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      1 /*
      2  * Copyright (C) 2006, 2007 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  * 1. Redistributions of source code must retain the above copyright
      8  *    notice, this list of conditions and the following disclaimer.
      9  * 2. Redistributions in binary form must reproduce the above copyright
     10  *    notice, this list of conditions and the following disclaimer in the
     11  *    documentation and/or other materials provided with the distribution.
     12  *
     13  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
     14  * EXPRESS OR IMPLIED WARRANTIES, INCfLUDING, BUT NOT LIMITED TO, THE
     15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
     17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
     18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
     20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
     21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     24  */
     25 
     26 #ifndef WebView_H
     27 #define WebView_H
     28 
     29 #include "COMPtr.h"
     30 #include "WebKit.h"
     31 #include "WebFrame.h"
     32 #include "WebPreferences.h"
     33 #include <WebCore/DragActions.h>
     34 #include <WebCore/IntRect.h>
     35 #include <WebCore/Timer.h>
     36 #include <WebCore/WindowMessageListener.h>
     37 #include <WebCore/WKCACFLayer.h>
     38 #include <WebCore/WKCACFLayerRenderer.h>
     39 #include <wtf/HashSet.h>
     40 #include <wtf/OwnPtr.h>
     41 
     42 class FullscreenVideoController;
     43 class WebBackForwardList;
     44 class WebFrame;
     45 class WebInspector;
     46 class WebInspectorClient;
     47 
     48 WebView* kit(WebCore::Page*);
     49 WebCore::Page* core(IWebView*);
     50 
     51 interface IDropTargetHelper;
     52 
     53 class WebView
     54     : public IWebView
     55     , public IWebViewPrivate
     56     , public IWebIBActions
     57     , public IWebViewCSS
     58     , public IWebViewEditing
     59     , public IWebViewUndoableEditing
     60     , public IWebViewEditingActions
     61     , public IWebNotificationObserver
     62     , public IDropTarget
     63     , WebCore::WindowMessageListener
     64 {
     65 public:
     66     static WebView* createInstance();
     67 protected:
     68     WebView();
     69     ~WebView();
     70 
     71 public:
     72     // IUnknown
     73     virtual HRESULT STDMETHODCALLTYPE QueryInterface(REFIID riid, void** ppvObject);
     74     virtual ULONG STDMETHODCALLTYPE AddRef(void);
     75     virtual ULONG STDMETHODCALLTYPE Release(void);
     76 
     77     // IWebView
     78 
     79     virtual HRESULT STDMETHODCALLTYPE canShowMIMEType(
     80         /* [in] */ BSTR mimeType,
     81         /* [retval][out] */ BOOL *canShow);
     82 
     83     virtual HRESULT STDMETHODCALLTYPE canShowMIMETypeAsHTML(
     84         /* [in] */ BSTR mimeType,
     85         /* [retval][out] */ BOOL *canShow);
     86 
     87     virtual HRESULT STDMETHODCALLTYPE MIMETypesShownAsHTML(
     88         /* [retval][out] */ IEnumVARIANT **enumVariant);
     89 
     90     virtual HRESULT STDMETHODCALLTYPE setMIMETypesShownAsHTML(
     91         /* [size_is][in] */ BSTR *mimeTypes,
     92         /* [in] */ int cMimeTypes);
     93 
     94     virtual HRESULT STDMETHODCALLTYPE URLFromPasteboard(
     95         /* [in] */ IDataObject *pasteboard,
     96         /* [retval][out] */ BSTR *url);
     97 
     98     virtual HRESULT STDMETHODCALLTYPE URLTitleFromPasteboard(
     99         /* [in] */ IDataObject *pasteboard,
    100         /* [retval][out] */ BSTR *urlTitle);
    101 
    102     virtual HRESULT STDMETHODCALLTYPE initWithFrame(
    103         /* [in] */ RECT frame,
    104         /* [in] */ BSTR frameName,
    105         /* [in] */ BSTR groupName);
    106 
    107     virtual HRESULT STDMETHODCALLTYPE setUIDelegate(
    108         /* [in] */ IWebUIDelegate *d);
    109 
    110     virtual HRESULT STDMETHODCALLTYPE uiDelegate(
    111         /* [out][retval] */ IWebUIDelegate **d);
    112 
    113     virtual HRESULT STDMETHODCALLTYPE setResourceLoadDelegate(
    114         /* [in] */ IWebResourceLoadDelegate *d);
    115 
    116     virtual HRESULT STDMETHODCALLTYPE resourceLoadDelegate(
    117         /* [out][retval] */ IWebResourceLoadDelegate **d);
    118 
    119     virtual HRESULT STDMETHODCALLTYPE setDownloadDelegate(
    120         /* [in] */ IWebDownloadDelegate *d);
    121 
    122     virtual HRESULT STDMETHODCALLTYPE downloadDelegate(
    123         /* [out][retval] */ IWebDownloadDelegate **d);
    124 
    125     virtual HRESULT STDMETHODCALLTYPE setFrameLoadDelegate(
    126         /* [in] */ IWebFrameLoadDelegate *d);
    127 
    128     virtual HRESULT STDMETHODCALLTYPE frameLoadDelegate(
    129         /* [out][retval] */ IWebFrameLoadDelegate **d);
    130 
    131     virtual HRESULT STDMETHODCALLTYPE setPolicyDelegate(
    132         /* [in] */ IWebPolicyDelegate *d);
    133 
    134     virtual HRESULT STDMETHODCALLTYPE policyDelegate(
    135         /* [out][retval] */ IWebPolicyDelegate **d);
    136 
    137     virtual HRESULT STDMETHODCALLTYPE mainFrame(
    138         /* [out][retval] */ IWebFrame **frame);
    139 
    140     virtual HRESULT STDMETHODCALLTYPE focusedFrame(
    141         /* [out][retval] */ IWebFrame **frame);
    142 
    143     virtual HRESULT STDMETHODCALLTYPE backForwardList(
    144         /* [out][retval] */ IWebBackForwardList **list);
    145 
    146     virtual HRESULT STDMETHODCALLTYPE setMaintainsBackForwardList(
    147         /* [in] */ BOOL flag);
    148 
    149     virtual HRESULT STDMETHODCALLTYPE goBack(
    150         /* [retval][out] */ BOOL *succeeded);
    151 
    152     virtual HRESULT STDMETHODCALLTYPE goForward(
    153         /* [retval][out] */ BOOL *succeeded);
    154 
    155     virtual HRESULT STDMETHODCALLTYPE goToBackForwardItem(
    156         /* [in] */ IWebHistoryItem *item,
    157         /* [retval][out] */ BOOL *succeeded);
    158 
    159     virtual HRESULT STDMETHODCALLTYPE setTextSizeMultiplier(
    160         /* [in] */ float multiplier);
    161 
    162     virtual HRESULT STDMETHODCALLTYPE textSizeMultiplier(
    163         /* [retval][out] */ float *multiplier);
    164 
    165     virtual HRESULT STDMETHODCALLTYPE setApplicationNameForUserAgent(
    166         /* [in] */ BSTR applicationName);
    167 
    168     virtual HRESULT STDMETHODCALLTYPE applicationNameForUserAgent(
    169         /* [retval][out] */ BSTR *applicationName);
    170 
    171     virtual HRESULT STDMETHODCALLTYPE setCustomUserAgent(
    172         /* [in] */ BSTR userAgentString);
    173 
    174     virtual HRESULT STDMETHODCALLTYPE customUserAgent(
    175         /* [retval][out] */ BSTR *userAgentString);
    176 
    177     virtual HRESULT STDMETHODCALLTYPE userAgentForURL(
    178         /* [in] */ BSTR url,
    179         /* [retval][out] */ BSTR *userAgent);
    180 
    181     virtual HRESULT STDMETHODCALLTYPE supportsTextEncoding(
    182         /* [retval][out] */ BOOL *supports);
    183 
    184     virtual HRESULT STDMETHODCALLTYPE setCustomTextEncodingName(
    185         /* [in] */ BSTR encodingName);
    186 
    187     virtual HRESULT STDMETHODCALLTYPE customTextEncodingName(
    188         /* [retval][out] */ BSTR *encodingName);
    189 
    190     virtual HRESULT STDMETHODCALLTYPE setMediaStyle(
    191         /* [in] */ BSTR media);
    192 
    193     virtual HRESULT STDMETHODCALLTYPE mediaStyle(
    194         /* [retval][out] */ BSTR *media);
    195 
    196     virtual HRESULT STDMETHODCALLTYPE stringByEvaluatingJavaScriptFromString(
    197         /* [in] */ BSTR script,
    198         /* [retval][out] */ BSTR *result);
    199 
    200     virtual HRESULT STDMETHODCALLTYPE windowScriptObject(
    201         /* [retval][out] */ IWebScriptObject **webScriptObject);
    202 
    203     virtual HRESULT STDMETHODCALLTYPE setPreferences(
    204         /* [in] */ IWebPreferences *prefs);
    205 
    206     virtual HRESULT STDMETHODCALLTYPE preferences(
    207         /* [retval][out] */ IWebPreferences **prefs);
    208 
    209     virtual HRESULT STDMETHODCALLTYPE setPreferencesIdentifier(
    210         /* [in] */ BSTR anIdentifier);
    211 
    212     virtual HRESULT STDMETHODCALLTYPE preferencesIdentifier(
    213         /* [retval][out] */ BSTR *anIdentifier);
    214 
    215     virtual HRESULT STDMETHODCALLTYPE setHostWindow(
    216         /* [in] */ OLE_HANDLE window);
    217 
    218     virtual HRESULT STDMETHODCALLTYPE hostWindow(
    219         /* [retval][out] */ OLE_HANDLE *window);
    220 
    221     virtual HRESULT STDMETHODCALLTYPE searchFor(
    222         /* [in] */ BSTR str,
    223         /* [in] */ BOOL forward,
    224         /* [in] */ BOOL caseFlag,
    225         /* [in] */ BOOL wrapFlag,
    226         /* [retval][out] */ BOOL *found);
    227 
    228     virtual HRESULT STDMETHODCALLTYPE registerViewClass(
    229         /* [in] */ IWebDocumentView *view,
    230         /* [in] */ IWebDocumentRepresentation *representation,
    231         /* [in] */ BSTR forMIMEType);
    232 
    233     virtual HRESULT STDMETHODCALLTYPE setGroupName(
    234         /* [in] */ BSTR groupName);
    235 
    236     virtual HRESULT STDMETHODCALLTYPE groupName(
    237         /* [retval][out] */ BSTR *groupName);
    238 
    239     virtual HRESULT STDMETHODCALLTYPE estimatedProgress(
    240         /* [retval][out] */ double *estimatedProgress);
    241 
    242     virtual HRESULT STDMETHODCALLTYPE isLoading(
    243         /* [retval][out] */ BOOL *isLoading);
    244 
    245     virtual HRESULT STDMETHODCALLTYPE elementAtPoint(
    246         /* [in] */ LPPOINT point,
    247         /* [retval][out] */ IPropertyBag **elementDictionary);
    248 
    249     virtual HRESULT STDMETHODCALLTYPE pasteboardTypesForSelection(
    250         /* [retval][out] */ IEnumVARIANT **enumVariant);
    251 
    252     virtual HRESULT STDMETHODCALLTYPE writeSelectionWithPasteboardTypes(
    253         /* [size_is][in] */ BSTR *types,
    254         /* [in] */ int cTypes,
    255         /* [in] */ IDataObject *pasteboard);
    256 
    257     virtual HRESULT STDMETHODCALLTYPE pasteboardTypesForElement(
    258         /* [in] */ IPropertyBag *elementDictionary,
    259         /* [retval][out] */ IEnumVARIANT **enumVariant);
    260 
    261     virtual HRESULT STDMETHODCALLTYPE writeElement(
    262         /* [in] */ IPropertyBag *elementDictionary,
    263         /* [size_is][in] */ BSTR *withPasteboardTypes,
    264         /* [in] */ int cWithPasteboardTypes,
    265         /* [in] */ IDataObject *pasteboard);
    266 
    267     virtual HRESULT STDMETHODCALLTYPE selectedText(
    268         /* [out, retval] */ BSTR* str);
    269 
    270     virtual HRESULT STDMETHODCALLTYPE centerSelectionInVisibleArea(
    271         /* [in] */ IUnknown* sender);
    272 
    273     virtual HRESULT STDMETHODCALLTYPE moveDragCaretToPoint(
    274         /* [in] */ LPPOINT point);
    275 
    276     virtual HRESULT STDMETHODCALLTYPE removeDragCaret( void);
    277 
    278     virtual HRESULT STDMETHODCALLTYPE setDrawsBackground(
    279         /* [in] */ BOOL drawsBackground);
    280 
    281     virtual HRESULT STDMETHODCALLTYPE drawsBackground(
    282         /* [retval][out] */ BOOL *drawsBackground);
    283 
    284     virtual HRESULT STDMETHODCALLTYPE setMainFrameURL(
    285         /* [in] */ BSTR urlString);
    286 
    287     virtual HRESULT STDMETHODCALLTYPE mainFrameURL(
    288         /* [retval][out] */ BSTR *urlString);
    289 
    290     virtual HRESULT STDMETHODCALLTYPE mainFrameDocument(
    291         /* [retval][out] */ IDOMDocument **document);
    292 
    293     virtual HRESULT STDMETHODCALLTYPE mainFrameTitle(
    294         /* [retval][out] */ BSTR *title);
    295 
    296     virtual HRESULT STDMETHODCALLTYPE mainFrameIcon(
    297         /* [retval][out] */ OLE_HANDLE *hBitmap);
    298 
    299     virtual HRESULT STDMETHODCALLTYPE registerURLSchemeAsLocal(
    300         /* [in] */ BSTR scheme);
    301 
    302     virtual HRESULT STDMETHODCALLTYPE close();
    303 
    304     // IWebIBActions
    305 
    306     virtual HRESULT STDMETHODCALLTYPE takeStringURLFrom(
    307         /* [in] */ IUnknown *sender);
    308 
    309     virtual HRESULT STDMETHODCALLTYPE stopLoading(
    310         /* [in] */ IUnknown *sender);
    311 
    312     virtual HRESULT STDMETHODCALLTYPE reload(
    313         /* [in] */ IUnknown *sender);
    314 
    315     virtual HRESULT STDMETHODCALLTYPE canGoBack(
    316         /* [in] */ IUnknown *sender,
    317         /* [retval][out] */ BOOL *result);
    318 
    319     virtual HRESULT STDMETHODCALLTYPE goBack(
    320         /* [in] */ IUnknown *sender);
    321 
    322     virtual HRESULT STDMETHODCALLTYPE canGoForward(
    323         /* [in] */ IUnknown *sender,
    324         /* [retval][out] */ BOOL *result);
    325 
    326     virtual HRESULT STDMETHODCALLTYPE goForward(
    327         /* [in] */ IUnknown *sender);
    328 
    329     virtual HRESULT STDMETHODCALLTYPE canMakeTextLarger(
    330         /* [in] */ IUnknown *sender,
    331         /* [retval][out] */ BOOL *result);
    332 
    333     virtual HRESULT STDMETHODCALLTYPE makeTextLarger(
    334         /* [in] */ IUnknown *sender);
    335 
    336     virtual HRESULT STDMETHODCALLTYPE canMakeTextSmaller(
    337         /* [in] */ IUnknown *sender,
    338         /* [retval][out] */ BOOL *result);
    339 
    340     virtual HRESULT STDMETHODCALLTYPE makeTextSmaller(
    341         /* [in] */ IUnknown *sender);
    342 
    343     virtual HRESULT STDMETHODCALLTYPE canMakeTextStandardSize(
    344         /* [in] */ IUnknown *sender,
    345         /* [retval][out] */ BOOL *result);
    346 
    347     virtual HRESULT STDMETHODCALLTYPE makeTextStandardSize(
    348         /* [in] */ IUnknown *sender);
    349 
    350     virtual HRESULT STDMETHODCALLTYPE toggleContinuousSpellChecking(
    351         /* [in] */ IUnknown *sender);
    352 
    353     virtual HRESULT STDMETHODCALLTYPE toggleSmartInsertDelete(
    354         /* [in] */ IUnknown *sender);
    355 
    356     virtual HRESULT STDMETHODCALLTYPE toggleGrammarChecking(
    357         /* [in] */ IUnknown *sender);
    358 
    359     virtual HRESULT STDMETHODCALLTYPE reloadFromOrigin(
    360         /* [in] */ IUnknown *sender);
    361 
    362     // IWebViewCSS
    363 
    364     virtual HRESULT STDMETHODCALLTYPE computedStyleForElement(
    365         /* [in] */ IDOMElement *element,
    366         /* [in] */ BSTR pseudoElement,
    367         /* [retval][out] */ IDOMCSSStyleDeclaration **style);
    368 
    369     // IWebViewEditing
    370 
    371     virtual HRESULT STDMETHODCALLTYPE editableDOMRangeForPoint(
    372         /* [in] */ LPPOINT point,
    373         /* [retval][out] */ IDOMRange **range);
    374 
    375     virtual HRESULT STDMETHODCALLTYPE setSelectedDOMRange(
    376         /* [in] */ IDOMRange *range,
    377         /* [in] */ WebSelectionAffinity affinity);
    378 
    379     virtual HRESULT STDMETHODCALLTYPE selectedDOMRange(
    380         /* [retval][out] */ IDOMRange **range);
    381 
    382     virtual HRESULT STDMETHODCALLTYPE selectionAffinity(
    383         /* [retval][out][retval][out] */ WebSelectionAffinity *affinity);
    384 
    385     virtual HRESULT STDMETHODCALLTYPE setEditable(
    386         /* [in] */ BOOL flag);
    387 
    388     virtual HRESULT STDMETHODCALLTYPE isEditable(
    389         /* [retval][out] */ BOOL *isEditable);
    390 
    391     virtual HRESULT STDMETHODCALLTYPE setTypingStyle(
    392         /* [in] */ IDOMCSSStyleDeclaration *style);
    393 
    394     virtual HRESULT STDMETHODCALLTYPE typingStyle(
    395         /* [retval][out] */ IDOMCSSStyleDeclaration **style);
    396 
    397     virtual HRESULT STDMETHODCALLTYPE setSmartInsertDeleteEnabled(
    398         /* [in] */ BOOL flag);
    399 
    400     virtual HRESULT STDMETHODCALLTYPE smartInsertDeleteEnabled(
    401         /* [in] */ BOOL *enabled);
    402 
    403     virtual HRESULT STDMETHODCALLTYPE setSelectTrailingWhitespaceEnabled(
    404         /* [in] */ BOOL flag);
    405 
    406     virtual HRESULT STDMETHODCALLTYPE isSelectTrailingWhitespaceEnabled(
    407         /* [in] */ BOOL *enabled);
    408 
    409     virtual HRESULT STDMETHODCALLTYPE setContinuousSpellCheckingEnabled(
    410         /* [in] */ BOOL flag);
    411 
    412     virtual HRESULT STDMETHODCALLTYPE isContinuousSpellCheckingEnabled(
    413         /* [retval][out] */ BOOL *enabled);
    414 
    415     virtual HRESULT STDMETHODCALLTYPE spellCheckerDocumentTag(
    416         /* [retval][out] */ int *tag);
    417 
    418     virtual HRESULT STDMETHODCALLTYPE undoManager(
    419         /* [retval][out] */ IWebUndoManager **manager);
    420 
    421     virtual HRESULT STDMETHODCALLTYPE setEditingDelegate(
    422         /* [in] */ IWebEditingDelegate *d);
    423 
    424     virtual HRESULT STDMETHODCALLTYPE editingDelegate(
    425         /* [retval][out] */ IWebEditingDelegate **d);
    426 
    427     virtual HRESULT STDMETHODCALLTYPE styleDeclarationWithText(
    428         /* [in] */ BSTR text,
    429         /* [retval][out] */ IDOMCSSStyleDeclaration **style);
    430 
    431     virtual HRESULT STDMETHODCALLTYPE hasSelectedRange(
    432         /* [retval][out] */ BOOL *hasSelectedRange);
    433 
    434     virtual HRESULT STDMETHODCALLTYPE cutEnabled(
    435         /* [retval][out] */ BOOL *enabled);
    436 
    437     virtual HRESULT STDMETHODCALLTYPE copyEnabled(
    438         /* [retval][out] */ BOOL *enabled);
    439 
    440     virtual HRESULT STDMETHODCALLTYPE pasteEnabled(
    441         /* [retval][out] */ BOOL *enabled);
    442 
    443     virtual HRESULT STDMETHODCALLTYPE deleteEnabled(
    444         /* [retval][out] */ BOOL *enabled);
    445 
    446     virtual HRESULT STDMETHODCALLTYPE editingEnabled(
    447         /* [retval][out] */ BOOL *enabled);
    448 
    449     virtual HRESULT STDMETHODCALLTYPE isGrammarCheckingEnabled(
    450         /* [retval][out] */ BOOL *enabled);
    451 
    452     virtual HRESULT STDMETHODCALLTYPE setGrammarCheckingEnabled(
    453         BOOL enabled);
    454 
    455     virtual HRESULT STDMETHODCALLTYPE setPageSizeMultiplier(
    456         /* [in] */ float multiplier);
    457 
    458     virtual HRESULT STDMETHODCALLTYPE pageSizeMultiplier(
    459         /* [retval][out] */ float *multiplier);
    460 
    461     virtual HRESULT STDMETHODCALLTYPE canZoomPageIn(
    462         /* [in] */ IUnknown *sender,
    463         /* [retval][out] */ BOOL *result);
    464 
    465     virtual HRESULT STDMETHODCALLTYPE zoomPageIn(
    466         /* [in] */ IUnknown *sender);
    467 
    468     virtual HRESULT STDMETHODCALLTYPE canZoomPageOut(
    469         /* [in] */ IUnknown *sender,
    470         /* [retval][out] */ BOOL *result);
    471 
    472     virtual HRESULT STDMETHODCALLTYPE zoomPageOut(
    473         /* [in] */ IUnknown *sender);
    474 
    475     virtual HRESULT STDMETHODCALLTYPE canResetPageZoom(
    476         /* [in] */ IUnknown *sender,
    477         /* [retval][out] */ BOOL *result);
    478 
    479     virtual HRESULT STDMETHODCALLTYPE resetPageZoom(
    480         /* [in] */ IUnknown *sender);
    481 
    482     // IWebViewUndoableEditing
    483 
    484     virtual HRESULT STDMETHODCALLTYPE replaceSelectionWithNode(
    485         /* [in] */ IDOMNode *node);
    486 
    487     virtual HRESULT STDMETHODCALLTYPE replaceSelectionWithText(
    488         /* [in] */ BSTR text);
    489 
    490     virtual HRESULT STDMETHODCALLTYPE replaceSelectionWithMarkupString(
    491         /* [in] */ BSTR markupString);
    492 
    493     virtual HRESULT STDMETHODCALLTYPE replaceSelectionWithArchive(
    494         /* [in] */ IWebArchive *archive);
    495 
    496     virtual HRESULT STDMETHODCALLTYPE deleteSelection( void);
    497 
    498     virtual HRESULT STDMETHODCALLTYPE clearSelection(void);
    499 
    500     virtual HRESULT STDMETHODCALLTYPE applyStyle(
    501         /* [in] */ IDOMCSSStyleDeclaration *style);
    502 
    503     // IWebViewEditingActions
    504 
    505     virtual HRESULT STDMETHODCALLTYPE copy(
    506         /* [in] */ IUnknown *sender);
    507 
    508     virtual HRESULT STDMETHODCALLTYPE cut(
    509         /* [in] */ IUnknown *sender);
    510 
    511     virtual HRESULT STDMETHODCALLTYPE paste(
    512         /* [in] */ IUnknown *sender);
    513 
    514     virtual HRESULT STDMETHODCALLTYPE copyURL(
    515         /* [in] */ BSTR url);
    516 
    517     virtual HRESULT STDMETHODCALLTYPE copyFont(
    518         /* [in] */ IUnknown *sender);
    519 
    520     virtual HRESULT STDMETHODCALLTYPE pasteFont(
    521         /* [in] */ IUnknown *sender);
    522 
    523     virtual HRESULT STDMETHODCALLTYPE delete_(
    524         /* [in] */ IUnknown *sender);
    525 
    526     virtual HRESULT STDMETHODCALLTYPE pasteAsPlainText(
    527         /* [in] */ IUnknown *sender);
    528 
    529     virtual HRESULT STDMETHODCALLTYPE pasteAsRichText(
    530         /* [in] */ IUnknown *sender);
    531 
    532     virtual HRESULT STDMETHODCALLTYPE changeFont(
    533         /* [in] */ IUnknown *sender);
    534 
    535     virtual HRESULT STDMETHODCALLTYPE changeAttributes(
    536         /* [in] */ IUnknown *sender);
    537 
    538     virtual HRESULT STDMETHODCALLTYPE changeDocumentBackgroundColor(
    539         /* [in] */ IUnknown *sender);
    540 
    541     virtual HRESULT STDMETHODCALLTYPE changeColor(
    542         /* [in] */ IUnknown *sender);
    543 
    544     virtual HRESULT STDMETHODCALLTYPE alignCenter(
    545         /* [in] */ IUnknown *sender);
    546 
    547     virtual HRESULT STDMETHODCALLTYPE alignJustified(
    548         /* [in] */ IUnknown *sender);
    549 
    550     virtual HRESULT STDMETHODCALLTYPE alignLeft(
    551         /* [in] */ IUnknown *sender);
    552 
    553     virtual HRESULT STDMETHODCALLTYPE alignRight(
    554         /* [in] */ IUnknown *sender);
    555 
    556     virtual HRESULT STDMETHODCALLTYPE checkSpelling(
    557         /* [in] */ IUnknown *sender);
    558 
    559     virtual HRESULT STDMETHODCALLTYPE showGuessPanel(
    560         /* [in] */ IUnknown *sender);
    561 
    562     virtual HRESULT STDMETHODCALLTYPE performFindPanelAction(
    563         /* [in] */ IUnknown *sender);
    564 
    565     virtual HRESULT STDMETHODCALLTYPE startSpeaking(
    566         /* [in] */ IUnknown *sender);
    567 
    568     virtual HRESULT STDMETHODCALLTYPE stopSpeaking(
    569         /* [in] */ IUnknown *sender);
    570 
    571     // IWebNotificationObserver
    572 
    573     virtual HRESULT STDMETHODCALLTYPE onNotify(
    574         /* [in] */ IWebNotification *notification);
    575 
    576     // IWebViewPrivate
    577 
    578     virtual HRESULT STDMETHODCALLTYPE MIMETypeForExtension(
    579         /* [in] */ BSTR extension,
    580         /* [retval][out] */ BSTR *mimeType);
    581 
    582     virtual HRESULT STDMETHODCALLTYPE setCustomDropTarget(
    583         /* [in] */ IDropTarget* dt);
    584 
    585     virtual HRESULT STDMETHODCALLTYPE removeCustomDropTarget();
    586 
    587     virtual HRESULT STDMETHODCALLTYPE setInViewSourceMode(
    588         /* [in] */ BOOL flag);
    589 
    590     virtual HRESULT STDMETHODCALLTYPE inViewSourceMode(
    591         /* [retval][out] */ BOOL* flag);
    592 
    593     virtual HRESULT STDMETHODCALLTYPE viewWindow(
    594         /* [retval][out] */ OLE_HANDLE *window);
    595 
    596     virtual HRESULT STDMETHODCALLTYPE setFormDelegate(
    597         /* [in] */ IWebFormDelegate *formDelegate);
    598 
    599     virtual HRESULT STDMETHODCALLTYPE formDelegate(
    600         /* [retval][out] */ IWebFormDelegate **formDelegate);
    601 
    602     virtual HRESULT STDMETHODCALLTYPE setFrameLoadDelegatePrivate(
    603         /* [in] */ IWebFrameLoadDelegatePrivate *frameLoadDelegatePrivate);
    604 
    605     virtual HRESULT STDMETHODCALLTYPE frameLoadDelegatePrivate(
    606         /* [retval][out] */ IWebFrameLoadDelegatePrivate **frameLoadDelegatePrivate);
    607 
    608     virtual HRESULT STDMETHODCALLTYPE scrollOffset(
    609         /* [retval][out] */ LPPOINT offset);
    610 
    611     virtual HRESULT STDMETHODCALLTYPE scrollBy(
    612         /* [in] */ LPPOINT offset);
    613 
    614     virtual HRESULT STDMETHODCALLTYPE visibleContentRect(
    615         /* [retval][out] */ LPRECT rect);
    616 
    617     virtual HRESULT STDMETHODCALLTYPE updateFocusedAndActiveState();
    618 
    619     virtual HRESULT STDMETHODCALLTYPE executeCoreCommandByName(BSTR name, BSTR value);
    620 
    621     virtual HRESULT STDMETHODCALLTYPE clearMainFrameName();
    622 
    623     virtual HRESULT STDMETHODCALLTYPE markAllMatchesForText(
    624         BSTR search, BOOL caseSensitive, BOOL highlight, UINT limit, UINT* matches);
    625 
    626     virtual HRESULT STDMETHODCALLTYPE unmarkAllTextMatches();
    627 
    628     virtual HRESULT STDMETHODCALLTYPE rectsForTextMatches(
    629         IEnumTextMatches** pmatches);
    630 
    631     virtual HRESULT STDMETHODCALLTYPE generateSelectionImage(
    632         BOOL forceWhiteText, OLE_HANDLE* hBitmap);
    633 
    634     virtual HRESULT STDMETHODCALLTYPE selectionRect(
    635         RECT* rc);
    636 
    637     virtual HRESULT STDMETHODCALLTYPE DragEnter(
    638         IDataObject* pDataObject, DWORD grfKeyState, POINTL pt, DWORD* pdwEffect);
    639 
    640     virtual HRESULT STDMETHODCALLTYPE DragOver(
    641         DWORD grfKeyState, POINTL pt, DWORD* pdwEffect);
    642 
    643     virtual HRESULT STDMETHODCALLTYPE DragLeave();
    644 
    645     virtual HRESULT STDMETHODCALLTYPE Drop(
    646         IDataObject* pDataObject, DWORD grfKeyState, POINTL pt, DWORD* pdwEffect);
    647 
    648     virtual HRESULT STDMETHODCALLTYPE canHandleRequest(
    649         IWebURLRequest *request,
    650         BOOL *result);
    651 
    652     virtual HRESULT STDMETHODCALLTYPE standardUserAgentWithApplicationName(
    653         /* [in] */ BSTR applicationName,
    654         /* [retval][out] */ BSTR *groupName);
    655 
    656     virtual HRESULT STDMETHODCALLTYPE clearFocusNode();
    657 
    658     virtual HRESULT STDMETHODCALLTYPE setInitialFocus(
    659         /* [in] */ BOOL forward);
    660 
    661     virtual HRESULT STDMETHODCALLTYPE setTabKeyCyclesThroughElements(
    662         /* [in] */ BOOL cycles);
    663 
    664     virtual HRESULT STDMETHODCALLTYPE tabKeyCyclesThroughElements(
    665         /* [retval][out] */ BOOL *result);
    666 
    667     virtual HRESULT STDMETHODCALLTYPE setAllowSiteSpecificHacks(
    668         /* [in] */ BOOL allows);
    669 
    670     virtual HRESULT STDMETHODCALLTYPE addAdditionalPluginDirectory(
    671         /* [in] */ BSTR directory);
    672 
    673     virtual HRESULT STDMETHODCALLTYPE loadBackForwardListFromOtherView(
    674         /* [in] */ IWebView *otherView);
    675 
    676     virtual HRESULT STDMETHODCALLTYPE inspector(
    677         /* [retval][out] */ IWebInspector**);
    678 
    679     virtual HRESULT STDMETHODCALLTYPE clearUndoRedoOperations( void);
    680     virtual HRESULT STDMETHODCALLTYPE shouldClose(
    681         /* [retval][out] */ BOOL* result);
    682 
    683     virtual HRESULT STDMETHODCALLTYPE setProhibitsMainFrameScrolling(BOOL);
    684     virtual HRESULT STDMETHODCALLTYPE setShouldApplyMacFontAscentHack(BOOL);
    685 
    686     virtual HRESULT STDMETHODCALLTYPE windowAncestryDidChange();
    687 
    688     virtual HRESULT STDMETHODCALLTYPE paintDocumentRectToContext(
    689         /* [in] */ RECT rect,
    690         /* [in] */ OLE_HANDLE dc);
    691 
    692     virtual HRESULT STDMETHODCALLTYPE setCustomHTMLTokenizerTimeDelay(
    693         /* [in] */ double timeDelay);
    694 
    695     virtual HRESULT STDMETHODCALLTYPE setCustomHTMLTokenizerChunkSize(
    696         /* [in] */ int chunkSize);
    697 
    698     virtual HRESULT STDMETHODCALLTYPE backingStore(
    699         /* [out, retval] */ OLE_HANDLE* hBitmap);
    700 
    701     virtual HRESULT STDMETHODCALLTYPE setTransparent(
    702         /* [in] */ BOOL transparent);
    703 
    704     virtual HRESULT STDMETHODCALLTYPE transparent(
    705         /* [out, retval] */ BOOL* transparent);
    706 
    707     virtual HRESULT STDMETHODCALLTYPE setDefersCallbacks(
    708         /* [in] */ BOOL defersCallbacks);
    709 
    710     virtual HRESULT STDMETHODCALLTYPE defersCallbacks(
    711         /* [out, retval] */ BOOL* defersCallbacks);
    712 
    713     virtual HRESULT STDMETHODCALLTYPE globalHistoryItem(
    714         /* [out, retval] */ IWebHistoryItem** item);
    715 
    716     virtual HRESULT STDMETHODCALLTYPE setAlwaysUsesComplexTextCodePath(
    717         /* [in] */ BOOL complex);
    718 
    719     virtual HRESULT STDMETHODCALLTYPE alwaysUsesComplexTextCodePath(
    720         /* [out, retval] */ BOOL* complex);
    721 
    722     virtual HRESULT STDMETHODCALLTYPE setCookieEnabled(
    723         /* [in] */ BOOL enable);
    724 
    725     virtual HRESULT STDMETHODCALLTYPE cookieEnabled(
    726         /* [out, retval] */ BOOL* enabled);
    727 
    728     virtual HRESULT STDMETHODCALLTYPE setMediaVolume(
    729         /* [in] */ float volume);
    730 
    731     virtual HRESULT STDMETHODCALLTYPE mediaVolume(
    732         /* [out, retval] */ float* volume);
    733 
    734     virtual HRESULT STDMETHODCALLTYPE registerEmbeddedViewMIMEType(
    735         /* [in] */ BSTR mimeType);
    736 
    737     virtual HRESULT STDMETHODCALLTYPE setMemoryCacheDelegateCallsEnabled(
    738         /* [in] */ BOOL enabled);
    739 
    740     virtual HRESULT STDMETHODCALLTYPE setJavaScriptURLsAreAllowed(
    741         /* [in] */ BOOL areAllowed);
    742 
    743     virtual HRESULT STDMETHODCALLTYPE setCanStartPlugins(
    744         /* [in] */ BOOL canStartPlugins);
    745 
    746     virtual HRESULT STDMETHODCALLTYPE addUserScriptToGroup(BSTR groupName, IWebScriptWorld*, BSTR source, BSTR url,
    747                                                            unsigned whitelistCount, BSTR* whitelist,
    748                                                            unsigned blacklistCount, BSTR* blacklist,
    749                                                            WebUserScriptInjectionTime);
    750     virtual HRESULT STDMETHODCALLTYPE addUserStyleSheetToGroup(BSTR groupName, IWebScriptWorld*, BSTR source, BSTR url,
    751                                                                unsigned whitelistCount, BSTR* whitelist,
    752                                                                unsigned blacklistCount, BSTR* blacklist);
    753     virtual HRESULT STDMETHODCALLTYPE removeUserScriptFromGroup(BSTR groupName, IWebScriptWorld*, BSTR url);
    754     virtual HRESULT STDMETHODCALLTYPE removeUserStyleSheetFromGroup(BSTR groupName, IWebScriptWorld*, BSTR url);
    755     virtual HRESULT STDMETHODCALLTYPE removeUserScriptsFromGroup(BSTR groupName, IWebScriptWorld*);
    756     virtual HRESULT STDMETHODCALLTYPE removeUserStyleSheetsFromGroup(BSTR groupName, IWebScriptWorld*);
    757     virtual HRESULT STDMETHODCALLTYPE removeAllUserContentFromGroup(BSTR groupName);
    758 
    759     virtual HRESULT STDMETHODCALLTYPE setPluginHalterDelegate(IWebPluginHalterDelegate*);
    760     virtual HRESULT STDMETHODCALLTYPE pluginHalterDelegate(IWebPluginHalterDelegate**);
    761 
    762     virtual HRESULT STDMETHODCALLTYPE invalidateBackingStore(const RECT*);
    763 
    764     virtual HRESULT STDMETHODCALLTYPE whiteListAccessFromOrigin(BSTR sourceOrigin, BSTR destinationProtocol, BSTR destinationHost, BOOL allowDestinationSubdomains);
    765     virtual HRESULT STDMETHODCALLTYPE resetOriginAccessWhiteLists();
    766 
    767 
    768     virtual HRESULT STDMETHODCALLTYPE setHistoryDelegate(IWebHistoryDelegate* historyDelegate);
    769     virtual HRESULT STDMETHODCALLTYPE historyDelegate(IWebHistoryDelegate** historyDelegate);
    770     virtual HRESULT STDMETHODCALLTYPE addVisitedLinks(BSTR* visitedURLs, unsigned visitedURLCount);
    771 
    772     virtual HRESULT STDMETHODCALLTYPE isNodeHaltedPlugin(IDOMNode*, BOOL*);
    773     virtual HRESULT STDMETHODCALLTYPE restartHaltedPluginForNode(IDOMNode*);
    774     virtual HRESULT STDMETHODCALLTYPE hasPluginForNodeBeenHalted(IDOMNode*, BOOL*);
    775 
    776     virtual HRESULT STDMETHODCALLTYPE setGeolocationProvider(IWebGeolocationProvider* locationProvider);
    777     virtual HRESULT STDMETHODCALLTYPE geolocationProvider(IWebGeolocationProvider** locationProvider);
    778     virtual HRESULT STDMETHODCALLTYPE geolocationDidChangePosition(IWebGeolocationPosition* position);
    779     virtual HRESULT STDMETHODCALLTYPE geolocationDidFailWithError(IWebError* error);
    780 
    781     virtual HRESULT STDMETHODCALLTYPE setDomainRelaxationForbiddenForURLScheme(BOOL forbidden, BSTR scheme);
    782 
    783     // WebView
    784     bool shouldUseEmbeddedView(const WebCore::String& mimeType) const;
    785 
    786     WebCore::Page* page();
    787     bool handleMouseEvent(UINT, WPARAM, LPARAM);
    788     void setMouseActivated(bool flag) { m_mouseActivated = flag; }
    789     bool handleContextMenuEvent(WPARAM, LPARAM);
    790     bool onMeasureItem(WPARAM, LPARAM);
    791     bool onDrawItem(WPARAM, LPARAM);
    792     bool onInitMenuPopup(WPARAM, LPARAM);
    793     bool onUninitMenuPopup(WPARAM, LPARAM);
    794     void performContextMenuAction(WPARAM, LPARAM, bool byPosition);
    795     bool mouseWheel(WPARAM, LPARAM, bool isMouseHWheel);
    796     bool verticalScroll(WPARAM, LPARAM);
    797     bool horizontalScroll(WPARAM, LPARAM);
    798     bool gesture(WPARAM, LPARAM);
    799     bool gestureNotify(WPARAM, LPARAM);
    800     bool execCommand(WPARAM wParam, LPARAM lParam);
    801     bool keyDown(WPARAM, LPARAM, bool systemKeyDown = false);
    802     bool keyUp(WPARAM, LPARAM, bool systemKeyDown = false);
    803     bool keyPress(WPARAM, LPARAM, bool systemKeyDown = false);
    804     void paint(HDC, LPARAM);
    805     void paintIntoWindow(HDC bitmapDC, HDC windowDC, const WebCore::IntRect& dirtyRect);
    806     bool ensureBackingStore();
    807     void addToDirtyRegion(const WebCore::IntRect&);
    808     void addToDirtyRegion(HRGN);
    809     void scrollBackingStore(WebCore::FrameView*, int dx, int dy, const WebCore::IntRect& scrollViewRect, const WebCore::IntRect& clipRect);
    810     void deleteBackingStore();
    811     void repaint(const WebCore::IntRect&, bool contentChanged, bool immediate = false, bool repaintContentOnly = false);
    812     void frameRect(RECT* rect);
    813     void closeWindow();
    814     void closeWindowSoon();
    815     bool didClose() const { return m_didClose; }
    816 
    817     bool transparent() const { return m_transparent; }
    818 
    819     bool onIMEStartComposition();
    820     bool onIMEComposition(LPARAM);
    821     bool onIMEEndComposition();
    822     bool onIMEChar(WPARAM, LPARAM);
    823     bool onIMENotify(WPARAM, LPARAM, LRESULT*);
    824     LRESULT onIMERequest(WPARAM, LPARAM);
    825     bool onIMESelect(WPARAM, LPARAM);
    826     bool onIMESetContext(WPARAM, LPARAM);
    827     void selectionChanged();
    828     void resetIME(WebCore::Frame*);
    829     void setInputMethodState(bool);
    830 
    831     HRESULT registerDragDrop();
    832     HRESULT revokeDragDrop();
    833 
    834     // Convenient to be able to violate the rules of COM here for easy movement to the frame.
    835     WebFrame* topLevelFrame() const { return m_mainFrame; }
    836     const WebCore::String& userAgentForKURL(const WebCore::KURL& url);
    837 
    838     static bool canHandleRequest(const WebCore::ResourceRequest&);
    839 
    840     static WebCore::String standardUserAgentWithApplicationName(const WebCore::String&);
    841 
    842     void setIsBeingDestroyed() { m_isBeingDestroyed = true; }
    843     bool isBeingDestroyed() const { return m_isBeingDestroyed; }
    844 
    845     const char* interpretKeyEvent(const WebCore::KeyboardEvent*);
    846     bool handleEditingKeyboardEvent(WebCore::KeyboardEvent*);
    847 
    848     bool isPainting() const { return m_paintCount > 0; }
    849 
    850     void setToolTip(const WebCore::String&);
    851 
    852     void registerForIconNotification(bool listen);
    853     void dispatchDidReceiveIconFromWebFrame(WebFrame*);
    854 
    855     HRESULT notifyDidAddIcon(IWebNotification*);
    856     HRESULT notifyPreferencesChanged(IWebNotification*);
    857 
    858     static void setCacheModel(WebCacheModel);
    859     static WebCacheModel cacheModel();
    860     static bool didSetCacheModel();
    861     static WebCacheModel maxCacheModelInAnyInstance();
    862 
    863     void updateActiveStateSoon() const;
    864     void deleteBackingStoreSoon();
    865     void cancelDeleteBackingStoreSoon();
    866 
    867     HWND topLevelParent() const { return m_topLevelParent; }
    868 
    869     void updateActiveState();
    870 
    871     bool onGetObject(WPARAM, LPARAM, LRESULT&) const;
    872     static STDMETHODIMP AccessibleObjectFromWindow(HWND, DWORD objectID, REFIID, void** ppObject);
    873 
    874     void downloadURL(const WebCore::KURL&);
    875 
    876 #if USE(ACCELERATED_COMPOSITING)
    877     void setRootLayerNeedsDisplay() { if (m_layerRenderer) m_layerRenderer->setNeedsDisplay(); }
    878     void setRootChildLayer(WebCore::PlatformLayer* layer);
    879 #endif
    880 
    881     void enterFullscreenForNode(WebCore::Node*);
    882     void exitFullscreen();
    883 
    884 private:
    885     void setZoomMultiplier(float multiplier, bool isTextOnly);
    886     float zoomMultiplier(bool isTextOnly);
    887     bool canZoomIn(bool isTextOnly);
    888     HRESULT zoomIn(bool isTextOnly);
    889     bool canZoomOut(bool isTextOnly);
    890     HRESULT zoomOut(bool isTextOnly);
    891     bool canResetZoom(bool isTextOnly);
    892     HRESULT resetZoom(bool isTextOnly);
    893     bool active();
    894 
    895     enum WindowsToPaint { PaintWebViewOnly, PaintWebViewAndChildren };
    896     void paintIntoBackingStore(WebCore::FrameView*, HDC bitmapDC, const WebCore::IntRect& dirtyRect, WindowsToPaint);
    897     void updateBackingStore(WebCore::FrameView*, HDC = 0, bool backingStoreCompletelyDirty = false, WindowsToPaint = PaintWebViewOnly);
    898 
    899     WebCore::DragOperation keyStateToDragOperation(DWORD grfKeyState) const;
    900 
    901     // FIXME: This variable is part of a workaround. The drop effect (pdwEffect) passed to Drop is incorrect.
    902     // We set this variable in DragEnter and DragOver so that it can be used in Drop to set the correct drop effect.
    903     // Thus, on return from DoDragDrop we have the correct pdwEffect for the drag-and-drop operation.
    904     // (see https://bugs.webkit.org/show_bug.cgi?id=29264)
    905     DWORD m_lastDropEffect;
    906 
    907 protected:
    908     static bool registerWebViewWindowClass();
    909     static LRESULT CALLBACK WebViewWndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam);
    910 
    911     HIMC getIMMContext();
    912     void releaseIMMContext(HIMC);
    913     static bool allowSiteSpecificHacks() { return s_allowSiteSpecificHacks; }
    914     void preflightSpellChecker();
    915     bool continuousCheckingAllowed();
    916     void initializeToolTipWindow();
    917     void closeWindowTimerFired(WebCore::Timer<WebView>*);
    918     void prepareCandidateWindow(WebCore::Frame*, HIMC);
    919     void updateSelectionForIME();
    920     LRESULT onIMERequestCharPosition(WebCore::Frame*, IMECHARPOSITION*);
    921     LRESULT onIMERequestReconvertString(WebCore::Frame*, RECONVERTSTRING*);
    922     bool developerExtrasEnabled() const;
    923 
    924     bool shouldInitializeTrackPointHack();
    925 
    926     // AllWebViewSet functions
    927     void addToAllWebViewsSet();
    928     void removeFromAllWebViewsSet();
    929 
    930     virtual void windowReceivedMessage(HWND, UINT message, WPARAM, LPARAM);
    931 
    932     ULONG m_refCount;
    933 #if !ASSERT_DISABLED
    934     bool m_deletionHasBegun;
    935 #endif
    936     HWND m_hostWindow;
    937     HWND m_viewWindow;
    938     WebFrame* m_mainFrame;
    939     WebCore::Page* m_page;
    940 
    941     OwnPtr<HBITMAP> m_backingStoreBitmap;
    942     SIZE m_backingStoreSize;
    943     OwnPtr<HRGN> m_backingStoreDirtyRegion;
    944 
    945     COMPtr<IWebEditingDelegate> m_editingDelegate;
    946     COMPtr<IWebFrameLoadDelegate> m_frameLoadDelegate;
    947     COMPtr<IWebFrameLoadDelegatePrivate> m_frameLoadDelegatePrivate;
    948     COMPtr<IWebUIDelegate> m_uiDelegate;
    949     COMPtr<IWebUIDelegatePrivate> m_uiDelegatePrivate;
    950     COMPtr<IWebFormDelegate> m_formDelegate;
    951     COMPtr<IWebPolicyDelegate> m_policyDelegate;
    952     COMPtr<IWebResourceLoadDelegate> m_resourceLoadDelegate;
    953     COMPtr<IWebDownloadDelegate> m_downloadDelegate;
    954     COMPtr<IWebHistoryDelegate> m_historyDelegate;
    955     COMPtr<WebPreferences> m_preferences;
    956     COMPtr<WebInspector> m_webInspector;
    957     COMPtr<IWebPluginHalterDelegate> m_pluginHalterDelegate;
    958     COMPtr<IWebGeolocationProvider> m_geolocationProvider;
    959 
    960     bool m_userAgentOverridden;
    961     bool m_useBackForwardList;
    962     WebCore::String m_userAgentCustom;
    963     WebCore::String m_userAgentStandard;
    964     float m_zoomMultiplier;
    965     WebCore::String m_overrideEncoding;
    966     WebCore::String m_applicationName;
    967     bool m_mouseActivated;
    968     // WebCore dragging logic needs to be able to inspect the drag data
    969     // this is updated in DragEnter/Leave/Drop
    970     COMPtr<IDataObject> m_dragData;
    971     COMPtr<IDropTargetHelper> m_dropTargetHelper;
    972     UChar m_currentCharacterCode;
    973     bool m_isBeingDestroyed;
    974     unsigned m_paintCount;
    975     bool m_hasSpellCheckerDocumentTag;
    976     bool m_smartInsertDeleteEnabled;
    977     bool m_selectTrailingWhitespaceEnabled;
    978     bool m_didClose;
    979     bool m_hasCustomDropTarget;
    980     unsigned m_inIMEComposition;
    981     HWND m_toolTipHwnd;
    982     WebCore::String m_toolTip;
    983     bool m_deleteBackingStoreTimerActive;
    984 
    985     bool m_transparent;
    986 
    987     static bool s_allowSiteSpecificHacks;
    988 
    989     WebCore::Timer<WebView> m_closeWindowTimer;
    990     OwnPtr<TRACKMOUSEEVENT> m_mouseOutTracker;
    991 
    992     HWND m_topLevelParent;
    993 
    994     OwnPtr<HashSet<WebCore::String> > m_embeddedViewMIMETypes;
    995 
    996     //Variables needed to store gesture information
    997     RefPtr<WebCore::Node> m_gestureTargetNode;
    998     long m_lastPanX;
    999     long m_lastPanY;
   1000     long m_xOverpan;
   1001     long m_yOverpan;
   1002 
   1003 #if ENABLE(VIDEO)
   1004     OwnPtr<FullscreenVideoController> m_fullscreenController;
   1005 #endif
   1006 
   1007 #if USE(ACCELERATED_COMPOSITING)
   1008     bool isAcceleratedCompositing() const { return m_isAcceleratedCompositing; }
   1009     void setAcceleratedCompositing(bool);
   1010     void updateRootLayerContents();
   1011     void resizeLayerRenderer() { m_layerRenderer->resize(); }
   1012     void layerRendererBecameVisible() { m_layerRenderer->createRenderer(); }
   1013 
   1014     OwnPtr<WebCore::WKCACFLayerRenderer> m_layerRenderer;
   1015     bool m_isAcceleratedCompositing;
   1016 #endif
   1017 };
   1018 
   1019 #endif
   1020