blob: 23480b68be6d3ae52f63e7d4ae16ecd090fd8792 [file] [log] [blame]
/*
* Copyright (C) 2006-2019 Apple Inc. All rights reserved.
* Copyright (C) 2009, 2010, 2011 Appcelerator, Inc. All rights reserved.
* Copyright (C) 2011 Brent Fulgham. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCfLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABIuLITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef WebView_H
#define WebView_H
#include "WebKit.h"
#include "WebFrame.h"
#include "WebPreferences.h"
#include <WebCore/COMPtr.h>
#include <WebCore/DragActions.h>
#include <WebCore/GraphicsLayer.h>
#include <WebCore/GraphicsLayerClient.h>
#include <WebCore/IntRect.h>
#include <WebCore/SharedGDIObject.h>
#include <WebCore/SuspendableTimer.h>
#include <WebCore/WindowMessageListener.h>
#include <wtf/HashSet.h>
#include <wtf/RefPtr.h>
#if USE(CA)
#include <WebCore/CACFLayerTreeHostClient.h>
#endif
#if ENABLE(FULLSCREEN_API)
#include <WebCore/FullScreenControllerClient.h>
#endif
namespace WebCore {
#if USE(CA)
class CACFLayerTreeHost;
#endif
class FullScreenController;
#if PLATFORM(WIN) && USE(AVFOUNDATION)
struct GraphicsDeviceAdapter;
#endif
class HTMLVideoElement;
class HistoryItem;
class KeyboardEvent;
}
class FullscreenVideoController;
class WebBackForwardList;
class WebFrame;
class WebInspector;
class WebInspectorClient;
#if USE(TEXTURE_MAPPER_GL)
class AcceleratedCompositingContext;
#endif
class WebViewGroup;
WebView* kit(WebCore::Page*);
WebCore::Page* core(IWebView*);
interface IDropTargetHelper;
#if USE(DIRECT2D)
interface ID2D1Bitmap;
interface ID2D1BitmapRenderTarget;
interface ID2D1GdiInteropRenderTarget;
interface ID2D1HwndRenderTarget;
interface ID2D1RenderTarget;
#endif
class WebView final
: public IWebView
, public IWebViewPrivate5
, public IWebIBActions
, public IWebViewCSS
, public IWebViewEditing
, public IWebViewUndoableEditing
, public IWebViewEditingActions
, public IWebNotificationObserver
, public IDropTarget
, WebCore::WindowMessageListener
, WebCore::GraphicsLayerClient
#if USE(CA)
, WebCore::CACFLayerTreeHostClient
#endif
#if ENABLE(FULLSCREEN_API)
, WebCore::FullScreenControllerClient
#endif
{
public:
static WebView* createInstance();
protected:
WebView();
~WebView();
public:
// IUnknown
HRESULT STDMETHODCALLTYPE QueryInterface(_In_ REFIID riid, _COM_Outptr_ void** ppvObject) override;
ULONG STDMETHODCALLTYPE AddRef() override;
ULONG STDMETHODCALLTYPE Release() override;
// IWebView
HRESULT STDMETHODCALLTYPE canShowMIMEType(_In_ BSTR mimeType, _Out_ BOOL*) override;
HRESULT STDMETHODCALLTYPE canShowMIMETypeAsHTML(_In_ BSTR mimeType, _Out_ BOOL*) override;
HRESULT STDMETHODCALLTYPE MIMETypesShownAsHTML(_COM_Outptr_opt_ IEnumVARIANT**) override;
HRESULT STDMETHODCALLTYPE setMIMETypesShownAsHTML(__inout_ecount_full(cMimeTypes) BSTR* mimeTypes, int cMimeTypes) override;
HRESULT STDMETHODCALLTYPE URLFromPasteboard(_In_opt_ IDataObject* pasteboard, _Deref_opt_out_ BSTR* url) override;
HRESULT STDMETHODCALLTYPE URLTitleFromPasteboard(_In_opt_ IDataObject* pasteboard, _Deref_opt_out_ BSTR* urlTitle) override;
HRESULT STDMETHODCALLTYPE initWithFrame(RECT frame, _In_ BSTR frameName, _In_ BSTR groupName) override;
HRESULT STDMETHODCALLTYPE setAccessibilityDelegate(_In_opt_ IAccessibilityDelegate*) override;
HRESULT STDMETHODCALLTYPE accessibilityDelegate(_COM_Outptr_opt_ IAccessibilityDelegate**) override;
HRESULT STDMETHODCALLTYPE setUIDelegate(_In_opt_ IWebUIDelegate*) override;
HRESULT STDMETHODCALLTYPE uiDelegate(_COM_Outptr_opt_ IWebUIDelegate**) override;
HRESULT STDMETHODCALLTYPE setResourceLoadDelegate(_In_opt_ IWebResourceLoadDelegate*) override;
HRESULT STDMETHODCALLTYPE resourceLoadDelegate(_COM_Outptr_opt_ IWebResourceLoadDelegate**) override;
HRESULT STDMETHODCALLTYPE setDownloadDelegate(_In_opt_ IWebDownloadDelegate*) override;
HRESULT STDMETHODCALLTYPE downloadDelegate(_COM_Outptr_opt_ IWebDownloadDelegate**) override;
HRESULT STDMETHODCALLTYPE setFrameLoadDelegate(_In_opt_ IWebFrameLoadDelegate*) override;
HRESULT STDMETHODCALLTYPE frameLoadDelegate(_COM_Outptr_opt_ IWebFrameLoadDelegate**) override;
HRESULT STDMETHODCALLTYPE setPolicyDelegate(_In_opt_ IWebPolicyDelegate*) override;
HRESULT STDMETHODCALLTYPE policyDelegate(_COM_Outptr_opt_ IWebPolicyDelegate**) override;
HRESULT STDMETHODCALLTYPE mainFrame(_COM_Outptr_opt_ IWebFrame**) override;
HRESULT STDMETHODCALLTYPE focusedFrame(_COM_Outptr_opt_ IWebFrame**) override;
HRESULT STDMETHODCALLTYPE backForwardList(_COM_Outptr_opt_ IWebBackForwardList**) override;
HRESULT STDMETHODCALLTYPE setMaintainsBackForwardList(BOOL) override;
HRESULT STDMETHODCALLTYPE goBack(_Out_ BOOL* succeeded) override;
HRESULT STDMETHODCALLTYPE goForward(_Out_ BOOL* succeeded) override;
HRESULT STDMETHODCALLTYPE goToBackForwardItem(_In_opt_ IWebHistoryItem*, _Out_ BOOL* succeeded) override;
HRESULT STDMETHODCALLTYPE setTextSizeMultiplier(float) override;
HRESULT STDMETHODCALLTYPE textSizeMultiplier(_Out_ float*) override;
HRESULT STDMETHODCALLTYPE setApplicationNameForUserAgent(_In_ BSTR) override;
HRESULT STDMETHODCALLTYPE applicationNameForUserAgent(_Deref_opt_out_ BSTR*) override;
HRESULT STDMETHODCALLTYPE setCustomUserAgent(_In_ BSTR) override;
HRESULT STDMETHODCALLTYPE customUserAgent(_Deref_opt_out_ BSTR*) override;
HRESULT STDMETHODCALLTYPE userAgentForURL(_In_ BSTR url, _Deref_opt_out_ BSTR* userAgent) override;
HRESULT STDMETHODCALLTYPE supportsTextEncoding(_Out_ BOOL*) override;
HRESULT STDMETHODCALLTYPE setCustomTextEncodingName(_In_ BSTR) override;
HRESULT STDMETHODCALLTYPE customTextEncodingName(_Deref_opt_out_ BSTR*) override;
HRESULT STDMETHODCALLTYPE setMediaStyle(_In_ BSTR) override;
HRESULT STDMETHODCALLTYPE mediaStyle(_Deref_opt_out_ BSTR*) override;
HRESULT STDMETHODCALLTYPE stringByEvaluatingJavaScriptFromString(_In_ BSTR script, _Deref_opt_out_ BSTR* result) override;
HRESULT STDMETHODCALLTYPE windowScriptObject(_COM_Outptr_opt_ IWebScriptObject**) override;
HRESULT STDMETHODCALLTYPE setPreferences(_In_opt_ IWebPreferences*) override;
HRESULT STDMETHODCALLTYPE preferences(_COM_Outptr_opt_ IWebPreferences**) override;
HRESULT STDMETHODCALLTYPE setPreferencesIdentifier(_In_ BSTR) override;
HRESULT STDMETHODCALLTYPE preferencesIdentifier(_Deref_opt_out_ BSTR*) override;
HRESULT STDMETHODCALLTYPE setHostWindow(_In_ HWND) override;
HRESULT STDMETHODCALLTYPE hostWindow(_Deref_opt_out_ HWND*) override;
HRESULT STDMETHODCALLTYPE searchFor(_In_ BSTR, BOOL forward, BOOL caseFlag, BOOL wrapFlag, _Out_ BOOL *found) override;
HRESULT STDMETHODCALLTYPE registerViewClass(_In_opt_ IWebDocumentView*, _In_opt_ IWebDocumentRepresentation*, _In_ BSTR forMIMEType) override;
HRESULT STDMETHODCALLTYPE setGroupName(_In_ BSTR) override;
HRESULT STDMETHODCALLTYPE groupName(_Deref_opt_out_ BSTR*) override;
HRESULT STDMETHODCALLTYPE estimatedProgress(_Out_ double*) override;
HRESULT STDMETHODCALLTYPE isLoading(_Out_ BOOL*) override;
HRESULT STDMETHODCALLTYPE elementAtPoint(_In_ LPPOINT, _COM_Outptr_opt_ IPropertyBag** elementDictionary) override;
HRESULT STDMETHODCALLTYPE pasteboardTypesForSelection(_COM_Outptr_opt_ IEnumVARIANT**) override;
HRESULT STDMETHODCALLTYPE writeSelectionWithPasteboardTypes(__inout_ecount_full(cTypes) BSTR* types, int cTypes, _In_opt_ IDataObject* pasteboard) override;
HRESULT STDMETHODCALLTYPE pasteboardTypesForElement(_In_opt_ IPropertyBag* elementDictionary, _COM_Outptr_opt_ IEnumVARIANT**) override;
HRESULT STDMETHODCALLTYPE writeElement(_In_opt_ IPropertyBag* elementDictionary, __inout_ecount_full(cWithPasteboardTypes) BSTR* withPasteboardTypes, int cWithPasteboardTypes, _In_opt_ IDataObject* pasteboard) override;
HRESULT STDMETHODCALLTYPE selectedText(_Deref_opt_out_ BSTR*) override;
HRESULT STDMETHODCALLTYPE centerSelectionInVisibleArea(_In_opt_ IUnknown* sender) override;
HRESULT STDMETHODCALLTYPE moveDragCaretToPoint(_In_ LPPOINT) override;
HRESULT STDMETHODCALLTYPE removeDragCaret() override;
HRESULT STDMETHODCALLTYPE setDrawsBackground(BOOL) override;
HRESULT STDMETHODCALLTYPE drawsBackground(_Out_ BOOL*) override;
HRESULT STDMETHODCALLTYPE setMainFrameURL(_In_ BSTR urlString) override;
HRESULT STDMETHODCALLTYPE mainFrameURL(_Deref_opt_out_ BSTR*) override;
HRESULT STDMETHODCALLTYPE mainFrameDocument(_COM_Outptr_opt_ IDOMDocument**) override;
HRESULT STDMETHODCALLTYPE mainFrameTitle(_Deref_opt_out_ BSTR*) override;
HRESULT STDMETHODCALLTYPE mainFrameIcon(_Deref_opt_out_ HBITMAP*) override;
HRESULT STDMETHODCALLTYPE registerURLSchemeAsLocal(_In_ BSTR scheme) override;
HRESULT STDMETHODCALLTYPE close() override;
// IWebIBActions
HRESULT STDMETHODCALLTYPE takeStringURLFrom(_In_opt_ IUnknown* sender) override;
HRESULT STDMETHODCALLTYPE stopLoading(_In_opt_ IUnknown* sender) override;
HRESULT STDMETHODCALLTYPE reload(_In_opt_ IUnknown* sender) override;
HRESULT STDMETHODCALLTYPE canGoBack(_In_opt_ IUnknown* sender, _Out_ BOOL* result) override;
HRESULT STDMETHODCALLTYPE goBack(_In_opt_ IUnknown* sender) override;
HRESULT STDMETHODCALLTYPE canGoForward(_In_opt_ IUnknown* sender, _Out_ BOOL* result) override;
HRESULT STDMETHODCALLTYPE goForward(_In_opt_ IUnknown* sender) override;
HRESULT STDMETHODCALLTYPE canMakeTextLarger(_In_opt_ IUnknown* sender, _Out_ BOOL* result) override;
HRESULT STDMETHODCALLTYPE makeTextLarger(_In_opt_ IUnknown* sender) override;
HRESULT STDMETHODCALLTYPE canMakeTextSmaller(_In_opt_ IUnknown* sender, _Out_ BOOL* result) override;
HRESULT STDMETHODCALLTYPE makeTextSmaller(_In_opt_ IUnknown* sender) override;
HRESULT STDMETHODCALLTYPE canMakeTextStandardSize(_In_opt_ IUnknown* sender, _Out_ BOOL* result) override;
HRESULT STDMETHODCALLTYPE makeTextStandardSize(_In_opt_ IUnknown* sender) override;
HRESULT STDMETHODCALLTYPE toggleContinuousSpellChecking(_In_opt_ IUnknown* sender) override;
HRESULT STDMETHODCALLTYPE toggleSmartInsertDelete(_In_opt_ IUnknown* sender) override;
HRESULT STDMETHODCALLTYPE toggleGrammarChecking(_In_opt_ IUnknown* sender) override;
HRESULT STDMETHODCALLTYPE reloadFromOrigin(_In_opt_ IUnknown* sender) override;
// IWebViewCSS
HRESULT STDMETHODCALLTYPE computedStyleForElement(_In_opt_ IDOMElement*, _In_ BSTR pseudoElement, _COM_Outptr_opt_ IDOMCSSStyleDeclaration**) override;
// IWebViewEditing
HRESULT STDMETHODCALLTYPE editableDOMRangeForPoint(_In_ LPPOINT, _COM_Outptr_opt_ IDOMRange**) override;
HRESULT STDMETHODCALLTYPE setSelectedDOMRange(_In_opt_ IDOMRange*, WebSelectionAffinity) override;
HRESULT STDMETHODCALLTYPE selectedDOMRange(_COM_Outptr_opt_ IDOMRange**) override;
HRESULT STDMETHODCALLTYPE selectionAffinity(_Out_ WebSelectionAffinity*) override;
HRESULT STDMETHODCALLTYPE setEditable(BOOL) override;
HRESULT STDMETHODCALLTYPE isEditable(_Out_ BOOL*) override;
HRESULT STDMETHODCALLTYPE setTypingStyle(_In_opt_ IDOMCSSStyleDeclaration*) override;
HRESULT STDMETHODCALLTYPE typingStyle(_COM_Outptr_opt_ IDOMCSSStyleDeclaration**) override;
HRESULT STDMETHODCALLTYPE setSmartInsertDeleteEnabled(BOOL) override;
HRESULT STDMETHODCALLTYPE smartInsertDeleteEnabled(_Out_ BOOL*) override;
HRESULT STDMETHODCALLTYPE setSelectTrailingWhitespaceEnabled(BOOL) override;
HRESULT STDMETHODCALLTYPE isSelectTrailingWhitespaceEnabled(_Out_ BOOL*) override;
HRESULT STDMETHODCALLTYPE setContinuousSpellCheckingEnabled(BOOL) override;
HRESULT STDMETHODCALLTYPE isContinuousSpellCheckingEnabled(_Out_ BOOL*) override;
HRESULT STDMETHODCALLTYPE spellCheckerDocumentTag(_Out_ int* tag) override;
HRESULT STDMETHODCALLTYPE undoManager(_COM_Outptr_opt_ IWebUndoManager**) override;
HRESULT STDMETHODCALLTYPE setEditingDelegate(_In_opt_ IWebEditingDelegate*) override;
HRESULT STDMETHODCALLTYPE editingDelegate(_COM_Outptr_opt_ IWebEditingDelegate**) override;
HRESULT STDMETHODCALLTYPE styleDeclarationWithText(_In_ BSTR text, _COM_Outptr_opt_ IDOMCSSStyleDeclaration**) override;
HRESULT STDMETHODCALLTYPE hasSelectedRange(_Out_ BOOL*) override;
HRESULT STDMETHODCALLTYPE cutEnabled(_Out_ BOOL*) override;
HRESULT STDMETHODCALLTYPE copyEnabled(_Out_ BOOL*) override;
HRESULT STDMETHODCALLTYPE pasteEnabled(_Out_ BOOL*) override;
HRESULT STDMETHODCALLTYPE deleteEnabled(_Out_ BOOL*) override;
HRESULT STDMETHODCALLTYPE editingEnabled(_Out_ BOOL*) override;
HRESULT STDMETHODCALLTYPE isGrammarCheckingEnabled(_Out_ BOOL*) override;
HRESULT STDMETHODCALLTYPE setGrammarCheckingEnabled(BOOL) override;
HRESULT STDMETHODCALLTYPE setPageSizeMultiplier(float) override;
HRESULT STDMETHODCALLTYPE pageSizeMultiplier(_Out_ float*) override;
HRESULT STDMETHODCALLTYPE canZoomPageIn(_In_opt_ IUnknown* sender, _Out_ BOOL* result) override;
HRESULT STDMETHODCALLTYPE zoomPageIn(_In_opt_ IUnknown* sender) override;
HRESULT STDMETHODCALLTYPE canZoomPageOut(_In_opt_ IUnknown* sender, _Out_ BOOL* result) override;
HRESULT STDMETHODCALLTYPE zoomPageOut(_In_opt_ IUnknown* sender) override;
HRESULT STDMETHODCALLTYPE canResetPageZoom(_In_opt_ IUnknown* sender, _Out_ BOOL* result) override;
HRESULT STDMETHODCALLTYPE resetPageZoom(_In_opt_ IUnknown* sender) override;
// IWebViewUndoableEditing
HRESULT STDMETHODCALLTYPE replaceSelectionWithNode(_In_opt_ IDOMNode*) override;
HRESULT STDMETHODCALLTYPE replaceSelectionWithText(_In_ BSTR) override;
HRESULT STDMETHODCALLTYPE replaceSelectionWithMarkupString(_In_ BSTR) override;
HRESULT STDMETHODCALLTYPE replaceSelectionWithArchive(_In_opt_ IWebArchive*) override;
HRESULT STDMETHODCALLTYPE deleteSelection() override;
HRESULT STDMETHODCALLTYPE clearSelection() override;
HRESULT STDMETHODCALLTYPE applyStyle(_In_opt_ IDOMCSSStyleDeclaration*) override;
// IWebViewEditingActions
HRESULT STDMETHODCALLTYPE copy(_In_opt_ IUnknown* sender) override;
HRESULT STDMETHODCALLTYPE cut(_In_opt_ IUnknown* sender) override;
HRESULT STDMETHODCALLTYPE paste(_In_opt_ IUnknown* sender) override;
HRESULT STDMETHODCALLTYPE copyURL(_In_ BSTR url) override;
HRESULT STDMETHODCALLTYPE copyFont(_In_opt_ IUnknown* sender) override;
HRESULT STDMETHODCALLTYPE pasteFont(_In_opt_ IUnknown* sender) override;
HRESULT STDMETHODCALLTYPE delete_(_In_opt_ IUnknown* sender) override;
HRESULT STDMETHODCALLTYPE pasteAsPlainText(_In_opt_ IUnknown* sender) override;
HRESULT STDMETHODCALLTYPE pasteAsRichText(_In_opt_ IUnknown* sender) override;
HRESULT STDMETHODCALLTYPE changeFont(_In_opt_ IUnknown* sender) override;
HRESULT STDMETHODCALLTYPE changeAttributes(_In_opt_ IUnknown* sender) override;
HRESULT STDMETHODCALLTYPE changeDocumentBackgroundColor(_In_opt_ IUnknown* sender) override;
HRESULT STDMETHODCALLTYPE changeColor(_In_opt_ IUnknown* sender) override;
HRESULT STDMETHODCALLTYPE alignCenter(_In_opt_ IUnknown* sender) override;
HRESULT STDMETHODCALLTYPE alignJustified(_In_opt_ IUnknown* sender) override;
HRESULT STDMETHODCALLTYPE alignLeft(_In_opt_ IUnknown* sender) override;
HRESULT STDMETHODCALLTYPE alignRight(_In_opt_ IUnknown* sender) override;
HRESULT STDMETHODCALLTYPE checkSpelling(_In_opt_ IUnknown* sender) override;
HRESULT STDMETHODCALLTYPE showGuessPanel(_In_opt_ IUnknown* sender) override;
HRESULT STDMETHODCALLTYPE performFindPanelAction(_In_opt_ IUnknown* sender) override;
HRESULT STDMETHODCALLTYPE startSpeaking(_In_opt_ IUnknown* sender) override;
HRESULT STDMETHODCALLTYPE stopSpeaking(_In_opt_ IUnknown* sender) override;
// IWebNotificationObserver
HRESULT STDMETHODCALLTYPE onNotify(_In_opt_ IWebNotification*) override;
// IWebViewPrivate
HRESULT STDMETHODCALLTYPE MIMETypeForExtension(_In_ BSTR extension, _Deref_opt_out_ BSTR *mimeType) override;
HRESULT STDMETHODCALLTYPE setCustomDropTarget(_In_opt_ IDropTarget*) override;
HRESULT STDMETHODCALLTYPE removeCustomDropTarget() override;
HRESULT STDMETHODCALLTYPE setInViewSourceMode(BOOL) override;
HRESULT STDMETHODCALLTYPE inViewSourceMode(_Out_ BOOL*) override;
HRESULT STDMETHODCALLTYPE viewWindow(_Deref_opt_out_ HWND*) override;
HRESULT STDMETHODCALLTYPE setFormDelegate(_In_opt_ IWebFormDelegate*) override;
HRESULT STDMETHODCALLTYPE formDelegate(_COM_Outptr_opt_ IWebFormDelegate**) override;
HRESULT STDMETHODCALLTYPE setFrameLoadDelegatePrivate(_In_opt_ IWebFrameLoadDelegatePrivate*) override;
HRESULT STDMETHODCALLTYPE frameLoadDelegatePrivate(_COM_Outptr_opt_ IWebFrameLoadDelegatePrivate**) override;
HRESULT STDMETHODCALLTYPE scrollOffset(_Out_ LPPOINT) override;
HRESULT STDMETHODCALLTYPE scrollBy(_In_ LPPOINT) override;
HRESULT STDMETHODCALLTYPE visibleContentRect(_Out_ LPRECT) override;
HRESULT STDMETHODCALLTYPE updateFocusedAndActiveState() override;
HRESULT STDMETHODCALLTYPE executeCoreCommandByName(_In_ BSTR name, _In_ BSTR value) override;
HRESULT STDMETHODCALLTYPE clearMainFrameName() override;
HRESULT STDMETHODCALLTYPE markAllMatchesForText(_In_ BSTR search, BOOL caseSensitive, BOOL highlight, UINT limit, _Out_ UINT* matches) override;
HRESULT STDMETHODCALLTYPE unmarkAllTextMatches() override;
HRESULT STDMETHODCALLTYPE rectsForTextMatches(_COM_Outptr_opt_ IEnumTextMatches**) override;
HRESULT STDMETHODCALLTYPE generateSelectionImage(BOOL forceWhiteText, _Deref_opt_out_ HBITMAP* hBitmap) override;
HRESULT STDMETHODCALLTYPE selectionRect(_Inout_ RECT*) override;
HRESULT STDMETHODCALLTYPE DragEnter(IDataObject*, DWORD grfKeyState, POINTL, DWORD* pdwEffect) override;
HRESULT STDMETHODCALLTYPE DragOver(DWORD grfKeyState, POINTL pt, DWORD* pdwEffect) override;
HRESULT STDMETHODCALLTYPE DragLeave() override;
HRESULT STDMETHODCALLTYPE Drop(IDataObject*, DWORD grfKeyState, POINTL, DWORD* pdwEffect) override;
HRESULT STDMETHODCALLTYPE canHandleRequest(_In_opt_ IWebURLRequest*, _Out_ BOOL*) override;
HRESULT STDMETHODCALLTYPE standardUserAgentWithApplicationName(_In_ BSTR applicationName, _Deref_opt_out_ BSTR *groupName) override;
HRESULT STDMETHODCALLTYPE clearFocusNode() override;
HRESULT STDMETHODCALLTYPE setInitialFocus(BOOL forward) override;
HRESULT STDMETHODCALLTYPE setTabKeyCyclesThroughElements(BOOL) override;
HRESULT STDMETHODCALLTYPE tabKeyCyclesThroughElements(_Out_ BOOL*) override;
HRESULT STDMETHODCALLTYPE setAllowSiteSpecificHacks(BOOL) override;
HRESULT STDMETHODCALLTYPE addAdditionalPluginDirectory(_In_ BSTR) override;
HRESULT STDMETHODCALLTYPE loadBackForwardListFromOtherView(_In_opt_ IWebView*) override;
HRESULT STDMETHODCALLTYPE inspector(_COM_Outptr_opt_ IWebInspector**) override;
HRESULT STDMETHODCALLTYPE clearUndoRedoOperations(void) override;
HRESULT STDMETHODCALLTYPE shouldClose(_Out_ BOOL*) override;
HRESULT STDMETHODCALLTYPE setProhibitsMainFrameScrolling(BOOL) override;
HRESULT STDMETHODCALLTYPE setShouldApplyMacFontAscentHack(BOOL) override;
HRESULT STDMETHODCALLTYPE windowAncestryDidChange() override;
HRESULT STDMETHODCALLTYPE paintDocumentRectToContext(RECT, _In_ HDC) override;
HRESULT STDMETHODCALLTYPE paintScrollViewRectToContextAtPoint(RECT, POINT, _In_ HDC) override;
HRESULT STDMETHODCALLTYPE reportException(_In_ JSContextRef, _In_ JSValueRef exception) override;
HRESULT STDMETHODCALLTYPE elementFromJS(_In_ JSContextRef, _In_ JSValueRef nodeObject, _COM_Outptr_opt_ IDOMElement**) override;
HRESULT STDMETHODCALLTYPE setCustomHTMLTokenizerTimeDelay(double) override;
HRESULT STDMETHODCALLTYPE setCustomHTMLTokenizerChunkSize(int) override;
HRESULT STDMETHODCALLTYPE backingStore(_Deref_opt_out_ HBITMAP*) override;
HRESULT STDMETHODCALLTYPE setTransparent(BOOL) override;
HRESULT STDMETHODCALLTYPE transparent(_Out_ BOOL*) override;
HRESULT STDMETHODCALLTYPE setDefersCallbacks(BOOL) override;
HRESULT STDMETHODCALLTYPE defersCallbacks(_Out_ BOOL*) override;
HRESULT STDMETHODCALLTYPE globalHistoryItem(_COM_Outptr_opt_ IWebHistoryItem**) override;
HRESULT STDMETHODCALLTYPE setAlwaysUsesComplexTextCodePath(BOOL) override;
HRESULT STDMETHODCALLTYPE alwaysUsesComplexTextCodePath(_Out_ BOOL*) override;
HRESULT STDMETHODCALLTYPE setCookieEnabled(BOOL) override;
HRESULT STDMETHODCALLTYPE cookieEnabled(_Out_ BOOL*) override;
HRESULT STDMETHODCALLTYPE setMediaVolume(float) override;
HRESULT STDMETHODCALLTYPE mediaVolume(_Out_ float* volume) override;
HRESULT STDMETHODCALLTYPE registerEmbeddedViewMIMEType(_In_ BSTR) override;
HRESULT STDMETHODCALLTYPE setMemoryCacheDelegateCallsEnabled(BOOL) override;
HRESULT STDMETHODCALLTYPE setJavaScriptURLsAreAllowed(BOOL) override;
HRESULT STDMETHODCALLTYPE setCanStartPlugins(BOOL) override;
HRESULT STDMETHODCALLTYPE addUserScriptToGroup(_In_ BSTR groupName, _In_opt_ IWebScriptWorld*, _In_ BSTR source, _In_ BSTR url,
unsigned whitelistCount, __inout_ecount_full(whitelistCount) BSTR* whitelist, unsigned blacklistCount,
__inout_ecount_full(blacklistCount) BSTR* blacklist, WebUserScriptInjectionTime) override;
HRESULT STDMETHODCALLTYPE addUserStyleSheetToGroup(_In_ BSTR groupName, _In_opt_ IWebScriptWorld*, _In_ BSTR source, _In_ BSTR url,
unsigned whitelistCount, __inout_ecount_full(whitelistCount) BSTR* whitelist, unsigned blacklistCount, __inout_ecount_full(blacklistCount) BSTR* blacklist) override;
HRESULT STDMETHODCALLTYPE removeUserScriptFromGroup(_In_ BSTR groupName, _In_opt_ IWebScriptWorld*, _In_ BSTR url) override;
HRESULT STDMETHODCALLTYPE removeUserStyleSheetFromGroup(_In_ BSTR groupName, _In_opt_ IWebScriptWorld*, _In_ BSTR url) override;
HRESULT STDMETHODCALLTYPE removeUserScriptsFromGroup(_In_ BSTR groupName, _In_opt_ IWebScriptWorld*) override;
HRESULT STDMETHODCALLTYPE removeUserStyleSheetsFromGroup(_In_ BSTR groupName, _In_opt_ IWebScriptWorld*) override;
HRESULT STDMETHODCALLTYPE removeAllUserContentFromGroup(_In_ BSTR groupName) override;
HRESULT STDMETHODCALLTYPE unused1() override;
HRESULT STDMETHODCALLTYPE unused2() override;
HRESULT STDMETHODCALLTYPE invalidateBackingStore(_In_opt_ const RECT*) override;
HRESULT STDMETHODCALLTYPE addOriginAccessWhitelistEntry(_In_ BSTR sourceOrigin, _In_ BSTR destinationProtocol, _In_ BSTR destinationHost, BOOL allowDestinationSubdomains) override;
HRESULT STDMETHODCALLTYPE removeOriginAccessWhitelistEntry(_In_ BSTR sourceOrigin, _In_ BSTR destinationProtocol, _In_ BSTR destinationHost, BOOL allowDestinationSubdomains) override;
HRESULT STDMETHODCALLTYPE resetOriginAccessWhitelists() override;
HRESULT STDMETHODCALLTYPE setHistoryDelegate(_In_ IWebHistoryDelegate*) override;
HRESULT STDMETHODCALLTYPE historyDelegate(_COM_Outptr_opt_ IWebHistoryDelegate**) override;
HRESULT STDMETHODCALLTYPE addVisitedLinks(__inout_ecount_full(visitedURLCount) BSTR* visitedURLs, unsigned visitedURLCount) override;
HRESULT STDMETHODCALLTYPE unused3() override;
HRESULT STDMETHODCALLTYPE unused4() override;
HRESULT STDMETHODCALLTYPE unused5() override;
HRESULT STDMETHODCALLTYPE setGeolocationProvider(_In_opt_ IWebGeolocationProvider*) override;
HRESULT STDMETHODCALLTYPE geolocationProvider(_COM_Outptr_opt_ IWebGeolocationProvider**) override;
HRESULT STDMETHODCALLTYPE geolocationDidChangePosition(_In_opt_ IWebGeolocationPosition*) override;
HRESULT STDMETHODCALLTYPE geolocationDidFailWithError(_In_opt_ IWebError*) override;
HRESULT STDMETHODCALLTYPE setDomainRelaxationForbiddenForURLScheme(BOOL forbidden, _In_ BSTR scheme) override;
HRESULT STDMETHODCALLTYPE registerURLSchemeAsSecure(_In_ BSTR) override;
HRESULT STDMETHODCALLTYPE registerURLSchemeAsAllowingLocalStorageAccessInPrivateBrowsing(_In_ BSTR) override;
HRESULT STDMETHODCALLTYPE registerURLSchemeAsAllowingDatabaseAccessInPrivateBrowsing(_In_ BSTR) override;
HRESULT STDMETHODCALLTYPE nextDisplayIsSynchronous() override;
HRESULT STDMETHODCALLTYPE defaultMinimumTimerInterval(_Out_ double*) override;
HRESULT STDMETHODCALLTYPE setMinimumTimerInterval(double) override;
HRESULT STDMETHODCALLTYPE httpPipeliningEnabled(_Out_ BOOL*) override;
HRESULT STDMETHODCALLTYPE setHTTPPipeliningEnabled(BOOL) override;
HRESULT STDMETHODCALLTYPE setUsesLayeredWindow(BOOL) override;
HRESULT STDMETHODCALLTYPE usesLayeredWindow(_Out_ BOOL*) override;
// IWebViewPrivate2
HRESULT STDMETHODCALLTYPE setLoadResourcesSerially(BOOL) override;
HRESULT STDMETHODCALLTYPE scaleWebView(double scale, POINT origin) override;
HRESULT STDMETHODCALLTYPE dispatchPendingLoadRequests() override;
HRESULT STDMETHODCALLTYPE setCustomBackingScaleFactor(double) override;
HRESULT STDMETHODCALLTYPE backingScaleFactor(_Out_ double*) override;
HRESULT STDMETHODCALLTYPE addUserScriptToGroup(_In_ BSTR groupName, _In_opt_ IWebScriptWorld*, _In_ BSTR source, _In_ BSTR url,
unsigned whitelistCount, __inout_ecount_full(whitelistCount) BSTR* whitelist, unsigned blacklistCount, __inout_ecount_full(blacklistCount) BSTR* blacklist, WebUserScriptInjectionTime, WebUserContentInjectedFrames) override;
HRESULT STDMETHODCALLTYPE addUserStyleSheetToGroup(_In_ BSTR groupName, _In_opt_ IWebScriptWorld*, _In_ BSTR source, _In_ BSTR url,
unsigned whitelistCount, __inout_ecount_full(whitelistCount) BSTR* whitelist, unsigned blacklistCount, __inout_ecount_full(blacklistCount) BSTR* blacklist, WebUserContentInjectedFrames) override;
// IWebViewPrivate3
HRESULT STDMETHODCALLTYPE layerTreeAsString(_Deref_opt_out_ BSTR*) override;
HRESULT STDMETHODCALLTYPE findString(_In_ BSTR, WebFindOptions, _Deref_opt_out_ BOOL*) override;
// IWebViewPrivate4
HRESULT STDMETHODCALLTYPE setVisibilityState(WebPageVisibilityState) override;
// IWebViewPrivate5
HRESULT STDMETHODCALLTYPE exitFullscreenIfNeeded() override;
// WebView
bool shouldUseEmbeddedView(const WTF::String& mimeType) const;
WebCore::Page* page();
bool handleMouseEvent(UINT, WPARAM, LPARAM);
void setMouseActivated(bool flag) { m_mouseActivated = flag; }
bool handleContextMenuEvent(WPARAM, LPARAM);
HMENU createContextMenu();
bool onMeasureItem(WPARAM, LPARAM);
bool onDrawItem(WPARAM, LPARAM);
bool onInitMenuPopup(WPARAM, LPARAM);
bool onUninitMenuPopup(WPARAM, LPARAM);
void onMenuCommand(WPARAM, LPARAM);
bool mouseWheel(WPARAM, LPARAM, bool isMouseHWheel);
bool verticalScroll(WPARAM, LPARAM);
bool horizontalScroll(WPARAM, LPARAM);
bool gesture(WPARAM, LPARAM);
bool gestureNotify(WPARAM, LPARAM);
bool execCommand(WPARAM wParam, LPARAM lParam);
bool keyDown(WPARAM, LPARAM, bool systemKeyDown = false);
bool keyUp(WPARAM, LPARAM, bool systemKeyDown = false);
bool keyPress(WPARAM, LPARAM, bool systemKeyDown = false);
void paintWithDirect2D();
void paint(HDC, LPARAM);
void paintIntoWindow(HDC bitmapDC, HDC windowDC, const WebCore::IntRect& dirtyRect);
bool ensureBackingStore();
void addToDirtyRegion(const WebCore::IntRect&);
void addToDirtyRegion(GDIObject<HRGN>);
void scrollBackingStore(WebCore::FrameView*, int dx, int dy, const WebCore::IntRect& scrollViewRect, const WebCore::IntRect& clipRect);
void deleteBackingStore();
void repaint(const WebCore::IntRect&, bool contentChanged, bool immediate = false, bool repaintContentOnly = false);
void frameRect(RECT* rect);
void closeWindow();
void closeWindowSoon();
void closeWindowTimerFired();
bool didClose() const { return m_didClose; }
bool transparent() const { return m_transparent; }
bool usesLayeredWindow() const { return m_usesLayeredWindow; }
bool needsDisplay() const { return m_needsDisplay; }
bool onIMEStartComposition();
bool onIMEComposition(LPARAM);
bool onIMEEndComposition();
bool onIMEChar(WPARAM, LPARAM);
bool onIMENotify(WPARAM, LPARAM, LRESULT*);
LRESULT onIMERequest(WPARAM, LPARAM);
bool onIMESelect(WPARAM, LPARAM);
bool onIMESetContext(WPARAM, LPARAM);
void selectionChanged();
void resetIME(WebCore::Frame*);
void setInputMethodState(bool);
HRESULT registerDragDrop();
HRESULT revokeDragDrop();
// Convenient to be able to violate the rules of COM here for easy movement to the frame.
WebFrame* topLevelFrame() const { return m_mainFrame; }
const WTF::String& userAgentForKURL(const URL& url);
static bool canHandleRequest(const WebCore::ResourceRequest&);
static WTF::String standardUserAgentWithApplicationName(const WTF::String&);
void setIsBeingDestroyed();
bool isBeingDestroyed() const { return m_isBeingDestroyed; }
const char* interpretKeyEvent(const WebCore::KeyboardEvent*);
bool handleEditingKeyboardEvent(WebCore::KeyboardEvent&);
void setToolTip(const WTF::String&);
void registerForIconNotification(bool listen);
void dispatchDidReceiveIconFromWebFrame(WebFrame*);
HRESULT notifyDidAddIcon(IWebNotification*);
HRESULT notifyPreferencesChanged(IWebNotification*);
static void setCacheModel(WebCacheModel);
static WebCacheModel cacheModel();
static bool didSetCacheModel();
static WebCacheModel maxCacheModelInAnyInstance();
void updateActiveStateSoon() const;
void deleteBackingStoreSoon();
void cancelDeleteBackingStoreSoon();
HWND topLevelParent() const { return m_topLevelParent; }
HWND viewWindow() const { return m_viewWindow; }
void updateActiveState();
bool onGetObject(WPARAM, LPARAM, LRESULT&) const;
static STDMETHODIMP AccessibleObjectFromWindow(HWND, DWORD objectID, REFIID, void** ppObject);
void downloadURL(const URL&);
void flushPendingGraphicsLayerChangesSoon();
void setRootChildLayer(WebCore::GraphicsLayer*);
#if PLATFORM(WIN) && USE(AVFOUNDATION)
WebCore::GraphicsDeviceAdapter* graphicsDeviceAdapter() const;
#endif
void enterVideoFullscreenForVideoElement(WebCore::HTMLVideoElement&);
void exitVideoFullscreenForVideoElement(WebCore::HTMLVideoElement&);
void setLastCursor(HCURSOR cursor) { m_lastSetCursor = cursor; }
#if ENABLE(FULLSCREEN_API)
bool supportsFullScreenForElement(const WebCore::Element*, bool withKeyboard) const;
bool isFullScreen() const;
WebCore::FullScreenController* fullScreenController();
void setFullScreenElement(RefPtr<WebCore::Element>&&);
WebCore::Element* fullScreenElement() const { return m_fullScreenElement.get(); }
#endif
bool canShowMIMEType(const String& mimeType);
bool canShowMIMETypeAsHTML(const String& mimeType);
// Used by TextInputController in DumpRenderTree
HRESULT STDMETHODCALLTYPE setCompositionForTesting(_In_ BSTR composition, UINT from, UINT length) override;
HRESULT STDMETHODCALLTYPE hasCompositionForTesting(_Out_ BOOL*) override;
HRESULT STDMETHODCALLTYPE confirmCompositionForTesting(_In_ BSTR composition) override;
HRESULT STDMETHODCALLTYPE compositionRangeForTesting(_Out_ UINT* startPosition, _Out_ UINT* length) override;
HRESULT STDMETHODCALLTYPE firstRectForCharacterRangeForTesting(UINT location, UINT length, _Out_ RECT* resultRect) override;
HRESULT STDMETHODCALLTYPE selectedRangeForTesting(_Out_ UINT* location, _Out_ UINT* length) override;
float deviceScaleFactor() const override;
private:
void setZoomMultiplier(float multiplier, bool isTextOnly);
float zoomMultiplier(bool isTextOnly);
bool canZoomIn(bool isTextOnly);
HRESULT zoomIn(bool isTextOnly);
bool canZoomOut(bool isTextOnly);
HRESULT zoomOut(bool isTextOnly);
bool canResetZoom(bool isTextOnly);
HRESULT resetZoom(bool isTextOnly);
bool active();
void sizeChanged(const WebCore::IntSize&);
bool dpiChanged(float, const WebCore::IntSize&);
enum WindowsToPaint { PaintWebViewOnly, PaintWebViewAndChildren };
void paintIntoBackingStore(WebCore::FrameView*, HDC bitmapDC, const WebCore::IntRect& dirtyRect, WindowsToPaint);
void updateBackingStore(WebCore::FrameView*, HDC = 0, bool backingStoreCompletelyDirty = false, WindowsToPaint = PaintWebViewOnly);
void performLayeredWindowUpdate();
WebCore::DragOperation keyStateToDragOperation(DWORD grfKeyState) const;
// FIXME: This variable is part of a workaround. The drop effect (pdwEffect) passed to Drop is incorrect.
// We set this variable in DragEnter and DragOver so that it can be used in Drop to set the correct drop effect.
// Thus, on return from DoDragDrop we have the correct pdwEffect for the drag-and-drop operation.
// (see https://bugs.webkit.org/show_bug.cgi?id=29264)
DWORD m_lastDropEffect { 0 };
// GraphicsLayerClient
void notifyAnimationStarted(const WebCore::GraphicsLayer*, const String&, MonotonicTime) override;
void notifyFlushRequired(const WebCore::GraphicsLayer*) override;
void paintContents(const WebCore::GraphicsLayer*, WebCore::GraphicsContext&, const WebCore::FloatRect& inClip, WebCore::GraphicsLayerPaintBehavior) override;
#if USE(CA)
// CACFLayerTreeHostClient
void flushPendingGraphicsLayerChanges() override;
#endif
bool m_shouldInvertColors { false };
void setShouldInvertColors(bool);
protected:
static bool registerWebViewWindowClass();
static LRESULT CALLBACK WebViewWndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam);
void updateWindowIfNeeded(HWND hWnd, UINT message);
bool paintCompositedContentToHDC(HDC);
HIMC getIMMContext();
void releaseIMMContext(HIMC);
static bool allowSiteSpecificHacks() { return s_allowSiteSpecificHacks; }
void preflightSpellChecker();
bool continuousCheckingAllowed();
void initializeToolTipWindow();
void prepareCandidateWindow(WebCore::Frame*, HIMC);
void updateSelectionForIME();
LRESULT onIMERequestCharPosition(WebCore::Frame*, IMECHARPOSITION*);
LRESULT onIMERequestReconvertString(WebCore::Frame*, RECONVERTSTRING*);
bool developerExtrasEnabled() const;
bool shouldInitializeTrackPointHack();
// AllWebViewSet functions
void addToAllWebViewsSet();
void removeFromAllWebViewsSet();
void windowReceivedMessage(HWND, UINT message, WPARAM, LPARAM) override;
#if ENABLE(FULLSCREEN_API)
HWND fullScreenClientWindow() const override;
HWND fullScreenClientParentWindow() const override;
void fullScreenClientSetParentWindow(HWND) override;
void fullScreenClientWillEnterFullScreen() override;
void fullScreenClientDidEnterFullScreen() override;
void fullScreenClientWillExitFullScreen() override;
void fullScreenClientDidExitFullScreen() override;
void fullScreenClientForceRepaint() override;
void fullScreenClientSaveScrollPosition() override;
void fullScreenClientRestoreScrollPosition() override;
#endif
ULONG m_refCount { 0 };
#if !ASSERT_DISABLED
bool m_deletionHasBegun { false };
#endif
HWND m_hostWindow { nullptr };
HWND m_viewWindow { nullptr };
WebFrame* m_mainFrame { nullptr };
WebCore::Page* m_page { nullptr };
WebInspectorClient* m_inspectorClient { nullptr };
HMENU m_currentContextMenu { nullptr };
RefPtr<WebCore::SharedGDIObject<HBITMAP>> m_backingStoreBitmap;
#if USE(DIRECT2D)
COMPtr<ID2D1HwndRenderTarget> m_renderTarget;
COMPtr<ID2D1Bitmap> m_backingStoreD2DBitmap;
COMPtr<ID2D1BitmapRenderTarget> m_backingStoreRenderTarget;
COMPtr<ID2D1GdiInteropRenderTarget> m_backingStoreGdiInterop;
#endif
SIZE m_backingStoreSize;
RefPtr<WebCore::SharedGDIObject<HRGN>> m_backingStoreDirtyRegion;
COMPtr<IAccessibilityDelegate> m_accessibilityDelegate;
COMPtr<IWebEditingDelegate> m_editingDelegate;
COMPtr<IWebFrameLoadDelegate> m_frameLoadDelegate;
COMPtr<IWebFrameLoadDelegatePrivate> m_frameLoadDelegatePrivate;
COMPtr<IWebUIDelegate> m_uiDelegate;
COMPtr<IWebUIDelegatePrivate> m_uiDelegatePrivate;
COMPtr<IWebFormDelegate> m_formDelegate;
COMPtr<IWebPolicyDelegate> m_policyDelegate;
COMPtr<IWebResourceLoadDelegate> m_resourceLoadDelegate;
COMPtr<IWebDownloadDelegate> m_downloadDelegate;
COMPtr<IWebHistoryDelegate> m_historyDelegate;
COMPtr<WebPreferences> m_preferences;
COMPtr<WebInspector> m_webInspector;
COMPtr<IWebGeolocationProvider> m_geolocationProvider;
bool m_userAgentOverridden { false };
bool m_useBackForwardList { true };
WTF::String m_userAgentCustom;
WTF::String m_userAgentStandard;
float m_zoomMultiplier { 1.0f };
float m_customDeviceScaleFactor { 0 };
bool m_zoomsTextOnly { false };
WTF::String m_overrideEncoding;
WTF::String m_applicationName;
bool m_mouseActivated { false };
// WebCore dragging logic needs to be able to inspect the drag data
// this is updated in DragEnter/Leave/Drop
COMPtr<IDataObject> m_dragData;
COMPtr<IDropTargetHelper> m_dropTargetHelper;
UChar m_currentCharacterCode { 0 };
bool m_isBeingDestroyed { false };
bool m_hasSpellCheckerDocumentTag { false };
bool m_didClose { false };
bool m_hasCustomDropTarget { false };
unsigned m_inIMEComposition { 0 };
HWND m_toolTipHwnd { nullptr };
WTF::String m_toolTip;
bool m_deleteBackingStoreTimerActive { false };
bool m_transparent { false };
static bool s_allowSiteSpecificHacks;
WebCore::SuspendableTimerBase* m_closeWindowTimer { nullptr };
std::unique_ptr<TRACKMOUSEEVENT> m_mouseOutTracker;
HWND m_topLevelParent { nullptr };
std::unique_ptr<HashSet<WTF::String>> m_embeddedViewMIMETypes;
//Variables needed to store gesture information
RefPtr<WebCore::Node> m_gestureTargetNode;
long m_lastPanX { 0 };
long m_lastPanY { 0 };
long m_xOverpan { 0 };
long m_yOverpan { 0 };
#if ENABLE(VIDEO)
std::unique_ptr<FullscreenVideoController> m_fullScreenVideoController;
#endif
bool isAcceleratedCompositing() const { return m_isAcceleratedCompositing; }
void setAcceleratedCompositing(bool);
#if USE(CA)
RefPtr<WebCore::CACFLayerTreeHost> m_layerTreeHost;
RefPtr<WebCore::GraphicsLayer> m_backingLayer;
#elif USE(TEXTURE_MAPPER_GL)
std::unique_ptr<AcceleratedCompositingContext> m_acceleratedCompositingContext;
#endif
bool m_isAcceleratedCompositing { false };
bool m_nextDisplayIsSynchronous { false };
bool m_usesLayeredWindow { false };
bool m_needsDisplay { false };
HCURSOR m_lastSetCursor { nullptr };
#if ENABLE(FULLSCREEN_API)
RefPtr<WebCore::Element> m_fullScreenElement;
std::unique_ptr<WebCore::FullScreenController> m_fullscreenController;
WebCore::IntPoint m_scrollPosition;
#endif
RefPtr<WebViewGroup> m_webViewGroup;
};
#endif