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1 /*
2  * Copyright (C) 2010, 2011 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 INC. AND ITS CONTRIBUTORS ``AS IS''
14  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23  * THE POSSIBILITY OF SUCH DAMAGE.
24  */
25 
26 #ifndef WebPageProxy_h
27 #define WebPageProxy_h
28 
29 #include "APIObject.h"
30 #include "Connection.h"
31 #include "ContextMenuState.h"
32 #include "DragControllerAction.h"
33 #include "DrawingAreaProxy.h"
34 #include "EditorState.h"
35 #include "GeolocationPermissionRequestManagerProxy.h"
36 #include "SandboxExtension.h"
37 #include "SharedMemory.h"
38 #include "WKBase.h"
39 #include "WKPagePrivate.h"
40 #include "WebContextMenuItemData.h"
41 #include "WebFindClient.h"
42 #include "WebFormClient.h"
43 #include "WebFrameProxy.h"
44 #include "WebHistoryClient.h"
45 #include "WebLoaderClient.h"
46 #include "WebPageContextMenuClient.h"
47 #include "WebPolicyClient.h"
48 #include "WebPopupMenuProxy.h"
49 #include "WebResourceLoadClient.h"
50 #include "WebUIClient.h"
51 #include <WebCore/ScrollTypes.h>
52 #include <wtf/HashMap.h>
53 #include <wtf/HashSet.h>
54 #include <wtf/OwnPtr.h>
55 #include <wtf/PassOwnPtr.h>
56 #include <wtf/PassRefPtr.h>
57 #include <wtf/RefPtr.h>
58 #include <wtf/text/WTFString.h>
59 
60 namespace CoreIPC {
61     class ArgumentDecoder;
62     class Connection;
63     class MessageID;
64 }
65 
66 namespace WebCore {
67     class AuthenticationChallenge;
68     class Cursor;
69     class DragData;
70     class FloatRect;
71     class IntSize;
72     class ProtectionSpace;
73     struct TextCheckingResult;
74     struct ViewportArguments;
75     struct WindowFeatures;
76 }
77 
78 namespace WebKit {
79 
80 class NativeWebKeyboardEvent;
81 class NativeWebMouseEvent;
82 class PageClient;
83 class PlatformCertificateInfo;
84 class StringPairVector;
85 class WebBackForwardList;
86 class WebBackForwardListItem;
87 class WebContextMenuProxy;
88 class WebData;
89 class WebEditCommandProxy;
90 class WebFullScreenManagerProxy;
91 class WebKeyboardEvent;
92 class WebMouseEvent;
93 class WebOpenPanelResultListenerProxy;
94 class WebPageGroup;
95 class WebProcessProxy;
96 class WebURLRequest;
97 class WebWheelEvent;
98 struct AttributedString;
99 struct DictionaryPopupInfo;
100 struct EditorState;
101 struct PlatformPopupMenuData;
102 struct PrintInfo;
103 struct WebPageCreationParameters;
104 struct WebPopupItem;
105 
106 #if ENABLE(GESTURE_EVENTS)
107 class WebGestureEvent;
108 #endif
109 
110 typedef GenericCallback<WKStringRef, StringImpl*> StringCallback;
111 typedef GenericCallback<WKSerializedScriptValueRef, WebSerializedScriptValue*> ScriptValueCallback;
112 
113 // FIXME: Make a version of CallbackBase with three arguments, and define ValidateCommandCallback as a specialization.
114 class ValidateCommandCallback : public CallbackBase {
115 public:
116     typedef void (*CallbackFunction)(WKStringRef, bool, int32_t, WKErrorRef, void*);
117 
create(void * context,CallbackFunction callback)118     static PassRefPtr<ValidateCommandCallback> create(void* context, CallbackFunction callback)
119     {
120         return adoptRef(new ValidateCommandCallback(context, callback));
121     }
122 
~ValidateCommandCallback()123     virtual ~ValidateCommandCallback()
124     {
125         ASSERT(!m_callback);
126     }
127 
performCallbackWithReturnValue(StringImpl * returnValue1,bool returnValue2,int returnValue3)128     void performCallbackWithReturnValue(StringImpl* returnValue1, bool returnValue2, int returnValue3)
129     {
130         ASSERT(m_callback);
131 
132         m_callback(toAPI(returnValue1), returnValue2, returnValue3, 0, context());
133 
134         m_callback = 0;
135     }
136 
invalidate()137     void invalidate()
138     {
139         ASSERT(m_callback);
140 
141         RefPtr<WebError> error = WebError::create();
142         m_callback(0, 0, 0, toAPI(error.get()), context());
143 
144         m_callback = 0;
145     }
146 
147 private:
148 
ValidateCommandCallback(void * context,CallbackFunction callback)149     ValidateCommandCallback(void* context, CallbackFunction callback)
150         : CallbackBase(context)
151         , m_callback(callback)
152     {
153     }
154 
155     CallbackFunction m_callback;
156 };
157 
158 class WebPageProxy : public APIObject, public WebPopupMenuProxy::Client {
159 public:
160     static const Type APIType = TypePage;
161 
162     static PassRefPtr<WebPageProxy> create(PageClient*, PassRefPtr<WebProcessProxy>, WebPageGroup*, uint64_t pageID);
163     virtual ~WebPageProxy();
164 
pageID()165     uint64_t pageID() const { return m_pageID; }
166 
mainFrame()167     WebFrameProxy* mainFrame() const { return m_mainFrame.get(); }
focusedFrame()168     WebFrameProxy* focusedFrame() const { return m_focusedFrame.get(); }
frameSetLargestFrame()169     WebFrameProxy* frameSetLargestFrame() const { return m_frameSetLargestFrame.get(); }
170 
drawingArea()171     DrawingAreaProxy* drawingArea() { return m_drawingArea.get(); }
172     void setDrawingArea(PassOwnPtr<DrawingAreaProxy>);
173 
backForwardList()174     WebBackForwardList* backForwardList() { return m_backForwardList.get(); }
175 
176 #if ENABLE(INSPECTOR)
177     WebInspectorProxy* inspector();
178 #endif
179 
180 #if ENABLE(FULLSCREEN_API)
181     WebFullScreenManagerProxy* fullScreenManager();
182 #endif
183 
184     void initializeContextMenuClient(const WKPageContextMenuClient*);
185     void initializeFindClient(const WKPageFindClient*);
186     void initializeFormClient(const WKPageFormClient*);
187     void initializeLoaderClient(const WKPageLoaderClient*);
188     void initializePolicyClient(const WKPagePolicyClient*);
189     void initializeResourceLoadClient(const WKPageResourceLoadClient*);
190     void initializeUIClient(const WKPageUIClient*);
191 
192     void initializeWebPage();
193 
194     void close();
195     bool tryClose();
isClosed()196     bool isClosed() const { return m_isClosed; }
197 
198     void loadURL(const String&);
199     void loadURLRequest(WebURLRequest*);
200     void loadHTMLString(const String& htmlString, const String& baseURL);
201     void loadAlternateHTMLString(const String& htmlString, const String& baseURL, const String& unreachableURL);
202     void loadPlainTextString(const String& string);
203 
204     void stopLoading();
205     void reload(bool reloadFromOrigin);
206 
207     void goForward();
208     bool canGoForward() const;
209     void goBack();
210     bool canGoBack() const;
211 
212     void goToBackForwardItem(WebBackForwardListItem*);
213     void didChangeBackForwardList(WebBackForwardListItem* addedItem, Vector<RefPtr<APIObject> >* removedItems);
214     void shouldGoToBackForwardListItem(uint64_t itemID, bool& shouldGoToBackForwardListItem);
215 
216     bool canShowMIMEType(const String& mimeType) const;
217 
drawsBackground()218     bool drawsBackground() const { return m_drawsBackground; }
219     void setDrawsBackground(bool);
220 
drawsTransparentBackground()221     bool drawsTransparentBackground() const { return m_drawsTransparentBackground; }
222     void setDrawsTransparentBackground(bool);
223 
224     void viewWillStartLiveResize();
225     void viewWillEndLiveResize();
226 
227     void setInitialFocus(bool);
228     void setWindowResizerSize(const WebCore::IntSize&);
229 
230     void setViewNeedsDisplay(const WebCore::IntRect&);
231     void displayView();
232     void scrollView(const WebCore::IntRect& scrollRect, const WebCore::IntSize& scrollOffset);
233 
234     enum {
235         ViewWindowIsActive = 1 << 0,
236         ViewIsFocused = 1 << 1,
237         ViewIsVisible = 1 << 2,
238         ViewIsInWindow = 1 << 3
239     };
240     typedef unsigned ViewStateFlags;
241     void viewStateDidChange(ViewStateFlags flags);
242 
243     WebCore::IntSize viewSize() const;
isViewVisible()244     bool isViewVisible() const { return m_isVisible; }
245     bool isViewWindowActive() const;
246 
247     void executeEditCommand(const String& commandName);
248     void validateCommand(const String& commandName, PassRefPtr<ValidateCommandCallback>);
249 
editorState()250     const EditorState& editorState() const { return m_editorState; }
canDelete()251     bool canDelete() const { return hasSelectedRange() && isContentEditable(); }
hasSelectedRange()252     bool hasSelectedRange() const { return m_editorState.selectionIsRange; }
isContentEditable()253     bool isContentEditable() const { return m_editorState.isContentEditable; }
254 
255 #if PLATFORM(MAC)
256     void updateWindowIsVisible(bool windowIsVisible);
257     void windowAndViewFramesChanged(const WebCore::IntRect& windowFrameInScreenCoordinates, const WebCore::IntRect& viewFrameInWindowCoordinates, const WebCore::IntPoint& accessibilityViewCoordinates);
258 
259     void setComposition(const String& text, Vector<WebCore::CompositionUnderline> underlines, uint64_t selectionStart, uint64_t selectionEnd, uint64_t replacementRangeStart, uint64_t replacementRangeEnd);
260     void confirmComposition();
261     bool insertText(const String& text, uint64_t replacementRangeStart, uint64_t replacementRangeEnd);
262     void getMarkedRange(uint64_t& location, uint64_t& length);
263     void getSelectedRange(uint64_t& location, uint64_t& length);
264     void getAttributedSubstringFromRange(uint64_t location, uint64_t length, AttributedString&);
265     uint64_t characterIndexForPoint(const WebCore::IntPoint);
266     WebCore::IntRect firstRectForCharacterRange(uint64_t, uint64_t);
267     bool executeKeypressCommands(const Vector<WebCore::KeypressCommand>&);
268 
269     void sendComplexTextInputToPlugin(uint64_t pluginComplexTextInputIdentifier, const String& textInput);
270     CGContextRef containingWindowGraphicsContext();
271     bool shouldDelayWindowOrderingForEvent(const WebMouseEvent&);
272     bool acceptsFirstMouse(int eventNumber, const WebMouseEvent&);
273 #endif
274 #if PLATFORM(WIN)
275     void didChangeCompositionSelection(bool);
276     void confirmComposition(const String&);
277     void setComposition(const String&, Vector<WebCore::CompositionUnderline>&, int);
278     WebCore::IntRect firstRectForCharacterInSelectedRange(int);
279     String getSelectedText();
280 
281     bool gestureWillBegin(const WebCore::IntPoint&);
282     void gestureDidScroll(const WebCore::IntSize&);
283     void gestureDidEnd();
284 
285     void setGestureReachedScrollingLimit(bool);
286 #endif
287 #if ENABLE(TILED_BACKING_STORE)
288     void setActualVisibleContentRect(const WebCore::IntRect& rect);
289 #endif
290 
291     void handleMouseEvent(const NativeWebMouseEvent&);
292     void handleWheelEvent(const WebWheelEvent&);
293     void handleKeyboardEvent(const NativeWebKeyboardEvent&);
294 #if ENABLE(GESTURE_EVENTS)
295     void handleGestureEvent(const WebGestureEvent&);
296 #endif
297 #if ENABLE(TOUCH_EVENTS)
298     void handleTouchEvent(const WebTouchEvent&);
299 #endif
300 
301     void scrollBy(WebCore::ScrollDirection, WebCore::ScrollGranularity);
302 
303     String pageTitle() const;
toolTip()304     const String& toolTip() const { return m_toolTip; }
305 
306     void setUserAgent(const String&);
userAgent()307     const String& userAgent() const { return m_userAgent; }
308     void setApplicationNameForUserAgent(const String&);
applicationNameForUserAgent()309     const String& applicationNameForUserAgent() const { return m_applicationNameForUserAgent; }
310     void setCustomUserAgent(const String&);
customUserAgent()311     const String& customUserAgent() const { return m_customUserAgent; }
312 
313     bool supportsTextEncoding() const;
314     void setCustomTextEncodingName(const String&);
customTextEncodingName()315     String customTextEncodingName() const { return m_customTextEncodingName; }
316 
317     double estimatedProgress() const;
318 
319     void terminateProcess();
320 
321     typedef bool (*WebPageProxySessionStateFilterCallback)(WKPageRef, WKStringRef type, WKTypeRef object, void* context);
322     PassRefPtr<WebData> sessionStateData(WebPageProxySessionStateFilterCallback, void* context) const;
323     void restoreFromSessionStateData(WebData*);
324 
325     bool supportsTextZoom() const;
textZoomFactor()326     double textZoomFactor() const { return m_mainFrameHasCustomRepresentation ? 1 : m_textZoomFactor; }
327     void setTextZoomFactor(double);
328     double pageZoomFactor() const;
329     void setPageZoomFactor(double);
330     void setPageAndTextZoomFactors(double pageZoomFactor, double textZoomFactor);
331 
332     void scaleWebView(double scale, const WebCore::IntPoint& origin);
viewScaleFactor()333     double viewScaleFactor() const { return m_viewScaleFactor; }
334 
335     void setUseFixedLayout(bool);
336     void setFixedLayoutSize(const WebCore::IntSize&);
useFixedLayout()337     bool useFixedLayout() const { return m_useFixedLayout; };
fixedLayoutSize()338     const WebCore::IntSize& fixedLayoutSize() const { return m_fixedLayoutSize; };
339 
hasHorizontalScrollbar()340     bool hasHorizontalScrollbar() const { return m_mainFrameHasHorizontalScrollbar; }
hasVerticalScrollbar()341     bool hasVerticalScrollbar() const { return m_mainFrameHasVerticalScrollbar; }
342 
isPinnedToLeftSide()343     bool isPinnedToLeftSide() const { return m_mainFrameIsPinnedToLeftSide; }
isPinnedToRightSide()344     bool isPinnedToRightSide() const { return m_mainFrameIsPinnedToRightSide; }
345 
346 #if PLATFORM(MAC)
347     // Called by the web process through a message.
348     void registerWebProcessAccessibilityToken(const CoreIPC::DataReference&);
349     // Called by the UI process when it is ready to send its tokens to the web process.
350     void registerUIProcessAccessibilityTokens(const CoreIPC::DataReference& elemenToken, const CoreIPC::DataReference& windowToken);
351     bool writeSelectionToPasteboard(const String& pasteboardName, const Vector<String>& pasteboardTypes);
352     bool readSelectionFromPasteboard(const String& pasteboardName);
353 #endif
354 
355     void viewScaleFactorDidChange(double);
356 
357     void setMemoryCacheClientCallsEnabled(bool);
358 
359     // Find.
360     void findString(const String&, FindOptions, unsigned maxMatchCount);
361     void hideFindUI();
362     void countStringMatches(const String&, FindOptions, unsigned maxMatchCount);
363     void didCountStringMatches(const String&, uint32_t matchCount);
364     void setFindIndicator(const WebCore::FloatRect& selectionRectInWindowCoordinates, const Vector<WebCore::FloatRect>& textRectsInSelectionRectCoordinates, const ShareableBitmap::Handle& contentImageHandle, bool fadeOut);
365     void didFindString(const String&, uint32_t matchCount);
366     void didFailToFindString(const String&);
367 
368     void getContentsAsString(PassRefPtr<StringCallback>);
369     void getMainResourceDataOfFrame(WebFrameProxy*, PassRefPtr<DataCallback>);
370     void getResourceDataFromFrame(WebFrameProxy*, WebURL*, PassRefPtr<DataCallback>);
371     void getRenderTreeExternalRepresentation(PassRefPtr<StringCallback>);
372     void getSelectionOrContentsAsString(PassRefPtr<StringCallback>);
373     void getSourceForFrame(WebFrameProxy*, PassRefPtr<StringCallback>);
374     void getWebArchiveOfFrame(WebFrameProxy*, PassRefPtr<DataCallback>);
375     void runJavaScriptInMainFrame(const String&, PassRefPtr<ScriptValueCallback>);
376     void forceRepaint(PassRefPtr<VoidCallback>);
377 
378     float headerHeight(WebFrameProxy*);
379     float footerHeight(WebFrameProxy*);
380     void drawHeader(WebFrameProxy*, const WebCore::FloatRect&);
381     void drawFooter(WebFrameProxy*, const WebCore::FloatRect&);
382 
383 #if PLATFORM(MAC)
384     // Dictionary.
385     void performDictionaryLookupAtLocation(const WebCore::FloatPoint&);
386 #endif
387 
388     void receivedPolicyDecision(WebCore::PolicyAction, WebFrameProxy*, uint64_t listenerID);
389 
390     void backForwardRemovedItem(uint64_t itemID);
391 
392     // Drag and drop support.
393     void dragEntered(WebCore::DragData*, const String& dragStorageName = String());
394     void dragUpdated(WebCore::DragData*, const String& dragStorageName = String());
395     void dragExited(WebCore::DragData*, const String& dragStorageName = String());
396     void performDrag(WebCore::DragData*, const String& dragStorageName, const SandboxExtension::Handle&);
397 
398     void didPerformDragControllerAction(uint64_t resultOperation);
399     void dragEnded(const WebCore::IntPoint& clientPosition, const WebCore::IntPoint& globalPosition, uint64_t operation);
400 #if PLATFORM(MAC)
401     void setDragImage(const WebCore::IntPoint& clientPosition, const ShareableBitmap::Handle& dragImageHandle, bool isLinkDrag);
402 #endif
403 #if PLATFORM(WIN)
404     void startDragDrop(const WebCore::IntPoint& imagePoint, const WebCore::IntPoint& dragPoint, uint64_t okEffect, const HashMap<UINT, Vector<String> >& dataMap, const WebCore::IntSize& dragImageSize, const SharedMemory::Handle& dragImageHandle, bool isLinkDrag);
405 #endif
406     void didReceiveMessage(CoreIPC::Connection*, CoreIPC::MessageID, CoreIPC::ArgumentDecoder*);
407     void didReceiveSyncMessage(CoreIPC::Connection*, CoreIPC::MessageID, CoreIPC::ArgumentDecoder*, CoreIPC::ArgumentEncoder*);
408 
409     void processDidBecomeUnresponsive();
410     void processDidBecomeResponsive();
411     void processDidCrash();
412 
413 #if USE(ACCELERATED_COMPOSITING)
414     virtual void enterAcceleratedCompositingMode(const LayerTreeContext&);
415     virtual void exitAcceleratedCompositingMode();
416 #endif
417 
418     void didDraw();
419 
420     enum UndoOrRedo { Undo, Redo };
421     void addEditCommand(WebEditCommandProxy*);
422     void removeEditCommand(WebEditCommandProxy*);
423     bool isValidEditCommand(WebEditCommandProxy*);
424     void registerEditCommand(PassRefPtr<WebEditCommandProxy>, UndoOrRedo);
425 
426     WebProcessProxy* process() const;
427 
pageGroup()428     WebPageGroup* pageGroup() const { return m_pageGroup.get(); }
429 
430     bool isValid();
431 
dragOperation()432     WebCore::DragOperation dragOperation() { return m_currentDragOperation; }
resetDragOperation()433     void resetDragOperation() { m_currentDragOperation = WebCore::DragOperationNone; }
434 
435     void preferencesDidChange();
436 
437 #if ENABLE(TILED_BACKING_STORE)
438     void setResizesToContentsUsingLayoutSize(const WebCore::IntSize&);
439 #endif
440 
441     // Called by the WebContextMenuProxy.
442     void contextMenuItemSelected(const WebContextMenuItemData&);
443 
444     // Called by the WebOpenPanelResultListenerProxy.
445     void didChooseFilesForOpenPanel(const Vector<String>&);
446     void didCancelForOpenPanel();
447 
448     WebPageCreationParameters creationParameters() const;
449 
450 #if PLATFORM(QT)
451     void findZoomableAreaForPoint(const WebCore::IntPoint&);
452 #endif
453 
454     void advanceToNextMisspelling(bool startBeforeSelection) const;
455     void changeSpellingToWord(const String& word) const;
456 #if PLATFORM(MAC)
457     void uppercaseWord();
458     void lowercaseWord();
459     void capitalizeWord();
460 
isSmartInsertDeleteEnabled()461     bool isSmartInsertDeleteEnabled() const { return m_isSmartInsertDeleteEnabled; }
462     void setSmartInsertDeleteEnabled(bool);
463 #endif
464 
465     void beginPrinting(WebFrameProxy*, const PrintInfo&);
466     void endPrinting();
467     void computePagesForPrinting(WebFrameProxy*, const PrintInfo&, PassRefPtr<ComputedPagesCallback>);
468 #if PLATFORM(MAC) || PLATFORM(WIN)
469     void drawRectToPDF(WebFrameProxy*, const WebCore::IntRect&, PassRefPtr<DataCallback>);
470     void drawPagesToPDF(WebFrameProxy*, uint32_t first, uint32_t count, PassRefPtr<DataCallback>);
471 #endif
472 
pendingAPIRequestURL()473     const String& pendingAPIRequestURL() const { return m_pendingAPIRequestURL; }
474 
475     void flashBackingStoreUpdates(const Vector<WebCore::IntRect>& updateRects);
476 
477 #if PLATFORM(MAC)
478     void handleCorrectionPanelResult(const String& result);
479 #endif
480 
setDebugPaintFlags(WKPageDebugPaintFlags flags)481     static void setDebugPaintFlags(WKPageDebugPaintFlags flags) { s_debugPaintFlags = flags; }
debugPaintFlags()482     static WKPageDebugPaintFlags debugPaintFlags() { return s_debugPaintFlags; }
483 
484     // Color to be used with kWKDebugFlashViewUpdates.
485     static WebCore::Color viewUpdatesFlashColor();
486 
487     // Color to be used with kWKDebugFlashBackingStoreUpdates.
488     static WebCore::Color backingStoreUpdatesFlashColor();
489 
490     void saveDataToFileInDownloadsFolder(const String& suggestedFilename, const String& mimeType, const String& originatingURLString, WebData*);
491 
492     void linkClicked(const String&, const WebMouseEvent&);
493 
494 private:
495     WebPageProxy(PageClient*, PassRefPtr<WebProcessProxy>, WebPageGroup*, uint64_t pageID);
496 
type()497     virtual Type type() const { return APIType; }
498 
499     // WebPopupMenuProxy::Client
500     virtual void valueChangedForPopupMenu(WebPopupMenuProxy*, int32_t newSelectedIndex);
501     virtual void setTextFromItemForPopupMenu(WebPopupMenuProxy*, int32_t index);
502     virtual NativeWebMouseEvent* currentlyProcessedMouseDownEvent();
503 
504     // Implemented in generated WebPageProxyMessageReceiver.cpp
505     void didReceiveWebPageProxyMessage(CoreIPC::Connection*, CoreIPC::MessageID, CoreIPC::ArgumentDecoder*);
506     CoreIPC::SyncReplyMode didReceiveSyncWebPageProxyMessage(CoreIPC::Connection*, CoreIPC::MessageID, CoreIPC::ArgumentDecoder*, CoreIPC::ArgumentEncoder*);
507 
508     void didCreateMainFrame(uint64_t frameID);
509     void didCreateSubframe(uint64_t frameID, uint64_t parentFrameID);
510     void didSaveFrameToPageCache(uint64_t frameID);
511     void didRestoreFrameFromPageCache(uint64_t frameID, uint64_t parentFrameID);
512 
513     void didStartProvisionalLoadForFrame(uint64_t frameID, const String& url, const String& unreachableURL, CoreIPC::ArgumentDecoder*);
514     void didReceiveServerRedirectForProvisionalLoadForFrame(uint64_t frameID, const String&, CoreIPC::ArgumentDecoder*);
515     void didFailProvisionalLoadForFrame(uint64_t frameID, const WebCore::ResourceError&, CoreIPC::ArgumentDecoder*);
516     void didCommitLoadForFrame(uint64_t frameID, const String& mimeType, bool frameHasCustomRepresentation, const PlatformCertificateInfo&, CoreIPC::ArgumentDecoder*);
517     void didFinishDocumentLoadForFrame(uint64_t frameID, CoreIPC::ArgumentDecoder*);
518     void didFinishLoadForFrame(uint64_t frameID, CoreIPC::ArgumentDecoder*);
519     void didFailLoadForFrame(uint64_t frameID, const WebCore::ResourceError&, CoreIPC::ArgumentDecoder*);
520     void didSameDocumentNavigationForFrame(uint64_t frameID, uint32_t sameDocumentNavigationType, const String&, CoreIPC::ArgumentDecoder*);
521     void didReceiveTitleForFrame(uint64_t frameID, const String&, CoreIPC::ArgumentDecoder*);
522     void didFirstLayoutForFrame(uint64_t frameID, CoreIPC::ArgumentDecoder*);
523     void didFirstVisuallyNonEmptyLayoutForFrame(uint64_t frameID, CoreIPC::ArgumentDecoder*);
524     void didRemoveFrameFromHierarchy(uint64_t frameID, CoreIPC::ArgumentDecoder*);
525     void didDisplayInsecureContentForFrame(uint64_t frameID, CoreIPC::ArgumentDecoder*);
526     void didRunInsecureContentForFrame(uint64_t frameID, CoreIPC::ArgumentDecoder*);
527     void frameDidBecomeFrameSet(uint64_t frameID, bool);
528     void didStartProgress();
529     void didChangeProgress(double);
530     void didFinishProgress();
531 
532     void decidePolicyForNavigationAction(uint64_t frameID, uint32_t navigationType, uint32_t modifiers, int32_t mouseButton, const WebCore::ResourceRequest&, uint64_t listenerID, CoreIPC::ArgumentDecoder*, bool& receivedPolicyAction, uint64_t& policyAction, uint64_t& downloadID);
533     void decidePolicyForNewWindowAction(uint64_t frameID, uint32_t navigationType, uint32_t modifiers, int32_t mouseButton, const WebCore::ResourceRequest&, const String& frameName, uint64_t listenerID, CoreIPC::ArgumentDecoder*);
534     void decidePolicyForResponse(uint64_t frameID, const WebCore::ResourceResponse&, const WebCore::ResourceRequest&, uint64_t listenerID, CoreIPC::ArgumentDecoder* arguments, bool& receivedPolicyAction, uint64_t& policyAction, uint64_t& downloadID);
535     void unableToImplementPolicy(uint64_t frameID, const WebCore::ResourceError&, CoreIPC::ArgumentDecoder* arguments);
536 
537     void willSubmitForm(uint64_t frameID, uint64_t sourceFrameID, const StringPairVector& textFieldValues, uint64_t listenerID, CoreIPC::ArgumentDecoder*);
538 
539     // Resource load client
540     void didInitiateLoadForResource(uint64_t frameID, uint64_t resourceIdentifier, const WebCore::ResourceRequest&, bool pageIsProvisionallyLoading);
541     void didSendRequestForResource(uint64_t frameID, uint64_t resourceIdentifier, const WebCore::ResourceRequest&, const WebCore::ResourceResponse& redirectResponse);
542     void didReceiveResponseForResource(uint64_t frameID, uint64_t resourceIdentifier, const WebCore::ResourceResponse&);
543     void didReceiveContentLengthForResource(uint64_t frameID, uint64_t resourceIdentifier, uint64_t contentLength);
544     void didFinishLoadForResource(uint64_t frameID, uint64_t resourceIdentifier);
545     void didFailLoadForResource(uint64_t frameID, uint64_t resourceIdentifier, const WebCore::ResourceError&);
546 
547     // UI client
548     void createNewPage(const WebCore::WindowFeatures&, uint32_t modifiers, int32_t mouseButton, uint64_t& newPageID, WebPageCreationParameters&);
549     void showPage();
550     void closePage();
551     void runJavaScriptAlert(uint64_t frameID, const String&);
552     void runJavaScriptConfirm(uint64_t frameID, const String&, bool& result);
553     void runJavaScriptPrompt(uint64_t frameID, const String&, const String&, String& result);
554     void setStatusText(const String&);
555     void mouseDidMoveOverElement(uint32_t modifiers, CoreIPC::ArgumentDecoder*);
556     void missingPluginButtonClicked(const String& mimeType, const String& url, const String& pluginsPageURL);
557     void setToolbarsAreVisible(bool toolbarsAreVisible);
558     void getToolbarsAreVisible(bool& toolbarsAreVisible);
559     void setMenuBarIsVisible(bool menuBarIsVisible);
560     void getMenuBarIsVisible(bool& menuBarIsVisible);
561     void setStatusBarIsVisible(bool statusBarIsVisible);
562     void getStatusBarIsVisible(bool& statusBarIsVisible);
563     void setIsResizable(bool isResizable);
564     void getIsResizable(bool& isResizable);
565     void setWindowFrame(const WebCore::FloatRect&);
566     void getWindowFrame(WebCore::FloatRect&);
567     void windowToScreen(const WebCore::IntRect& viewRect, WebCore::IntRect& result);
568     void runBeforeUnloadConfirmPanel(const String& message, uint64_t frameID, bool& shouldClose);
569     void didChangeViewportData(const WebCore::ViewportArguments&);
570     void pageDidScroll();
571     void runOpenPanel(uint64_t frameID, const WebOpenPanelParameters::Data&);
572     void printFrame(uint64_t frameID);
573     void exceededDatabaseQuota(uint64_t frameID, const String& originIdentifier, const String& databaseName, const String& displayName, uint64_t currentQuota, uint64_t currentUsage, uint64_t expectedUsage, uint64_t& newQuota);
574     void requestGeolocationPermissionForFrame(uint64_t geolocationID, uint64_t frameID, String originIdentifier);
runModal()575     void runModal() { m_uiClient.runModal(this); }
576     void didCompleteRubberBandForMainFrame(const WebCore::IntSize&);
577     void didChangeScrollbarsForMainFrame(bool hasHorizontalScrollbar, bool hasVerticalScrollbar);
578     void didChangeScrollOffsetPinningForMainFrame(bool pinnedToLeftSide, bool pinnedToRightSide);
579 
580     void reattachToWebProcess();
581     void reattachToWebProcessWithItem(WebBackForwardListItem*);
582 
583 #if ENABLE(TILED_BACKING_STORE)
584     void pageDidRequestScroll(const WebCore::IntPoint&);
585 #endif
586 
587 #if PLATFORM(QT)
588     void didChangeContentsSize(const WebCore::IntSize&);
589     void didFindZoomableArea(const WebCore::IntRect&);
590 #endif
591 
592     void editorStateChanged(const EditorState&);
593 
594     // Back/Forward list management
595     void backForwardAddItem(uint64_t itemID);
596     void backForwardGoToItem(uint64_t itemID);
597     void backForwardItemAtIndex(int32_t index, uint64_t& itemID);
598     void backForwardBackListCount(int32_t& count);
599     void backForwardForwardListCount(int32_t& count);
600     void backForwardClear();
601 
602     // Undo management
603     void registerEditCommandForUndo(uint64_t commandID, uint32_t editAction);
604     void clearAllEditCommands();
605     void canUndoRedo(uint32_t action, bool& result);
606     void executeUndoRedo(uint32_t action, bool& result);
607 
608     // Keyboard handling
609 #if PLATFORM(MAC)
610     void interpretQueuedKeyEvent(const EditorState&, bool& handled, Vector<WebCore::KeypressCommand>&);
611     void executeSavedCommandBySelector(const String& selector, bool& handled);
612 #endif
613 
614 #if PLATFORM(GTK)
615     void getEditorCommandsForKeyEvent(Vector<String>&);
616 #endif
617 
618     // Popup Menu.
619     void showPopupMenu(const WebCore::IntRect& rect, uint64_t textDirection, const Vector<WebPopupItem>& items, int32_t selectedIndex, const PlatformPopupMenuData&);
620     void hidePopupMenu();
621 #if PLATFORM(WIN)
622     void setPopupMenuSelectedIndex(int32_t);
623 #endif
624 
625     // Context Menu.
626     void showContextMenu(const WebCore::IntPoint& menuLocation, const ContextMenuState&, const Vector<WebContextMenuItemData>&, CoreIPC::ArgumentDecoder*);
627     void internalShowContextMenu(const WebCore::IntPoint& menuLocation, const ContextMenuState&, const Vector<WebContextMenuItemData>&, CoreIPC::ArgumentDecoder*);
628 
629     // Search popup results
630     void saveRecentSearches(const String&, const Vector<String>&);
631     void loadRecentSearches(const String&, Vector<String>&);
632 
633 #if PLATFORM(MAC)
634     // Speech.
635     void getIsSpeaking(bool&);
636     void speak(const String&);
637     void stopSpeaking();
638 
639     // Spotlight.
640     void searchWithSpotlight(const String&);
641 
642     // Dictionary.
643     void didPerformDictionaryLookup(const String&, const DictionaryPopupInfo&);
644 #endif
645 
646     // Spelling and grammar.
647     int64_t spellDocumentTag();
648 #if USE(UNIFIED_TEXT_CHECKING)
649     void checkTextOfParagraph(const String& text, uint64_t checkingTypes, Vector<WebCore::TextCheckingResult>& results);
650 #endif
651     void checkSpellingOfString(const String& text, int32_t& misspellingLocation, int32_t& misspellingLength);
652     void checkGrammarOfString(const String& text, Vector<WebCore::GrammarDetail>&, int32_t& badGrammarLocation, int32_t& badGrammarLength);
653     void spellingUIIsShowing(bool&);
654     void updateSpellingUIWithMisspelledWord(const String& misspelledWord);
655     void updateSpellingUIWithGrammarString(const String& badGrammarPhrase, const WebCore::GrammarDetail&);
656     void getGuessesForWord(const String& word, const String& context, Vector<String>& guesses);
657     void learnWord(const String& word);
658     void ignoreWord(const String& word);
659 
660     void setFocus(bool focused);
661     void takeFocus(uint32_t direction);
662     void setToolTip(const String&);
663     void setCursor(const WebCore::Cursor&);
664 
665     void didReceiveEvent(uint32_t opaqueType, bool handled);
666 
667     void voidCallback(uint64_t);
668     void dataCallback(const CoreIPC::DataReference&, uint64_t);
669     void stringCallback(const String&, uint64_t);
670     void scriptValueCallback(const CoreIPC::DataReference&, uint64_t);
671     void computedPagesCallback(const Vector<WebCore::IntRect>&, double totalScaleFactorForPrinting, uint64_t);
672     void validateCommandCallback(const String&, bool, int, uint64_t);
673 
674     void focusedFrameChanged(uint64_t frameID);
675     void frameSetLargestFrameChanged(uint64_t frameID);
676 
677     void canAuthenticateAgainstProtectionSpaceInFrame(uint64_t frameID, const WebCore::ProtectionSpace&, bool& canAuthenticate);
678     void didReceiveAuthenticationChallenge(uint64_t frameID, const WebCore::AuthenticationChallenge&, uint64_t challengeID);
679 
680     void didFinishLoadingDataForCustomRepresentation(const String& suggestedFilename, const CoreIPC::DataReference&);
681 
682 #if PLATFORM(MAC)
683     void setComplexTextInputEnabled(uint64_t pluginComplexTextInputIdentifier, bool complexTextInputEnabled);
684 #endif
685 
686     static String standardUserAgent(const String& applicationName = String());
687 
clearPendingAPIRequestURL()688     void clearPendingAPIRequestURL() { m_pendingAPIRequestURL = String(); }
setPendingAPIRequestURL(const String & pendingAPIRequestURL)689     void setPendingAPIRequestURL(const String& pendingAPIRequestURL) { m_pendingAPIRequestURL = pendingAPIRequestURL; }
690 
691     void initializeSandboxExtensionHandle(const WebCore::KURL&, SandboxExtension::Handle&);
692 
693 #if PLATFORM(MAC)
694     void substitutionsPanelIsShowing(bool&);
695 #if !defined(BUILDING_ON_SNOW_LEOPARD)
696     void showCorrectionPanel(int32_t panelType, const WebCore::FloatRect& boundingBoxOfReplacedString, const String& replacedString, const String& replacementString, const Vector<String>& alternativeReplacementStrings);
697     void dismissCorrectionPanel(int32_t reason);
698     void dismissCorrectionPanelSoon(int32_t reason, String& result);
699     void recordAutocorrectionResponse(int32_t responseType, const String& replacedString, const String& replacementString);
700 #endif // !defined(BUILDING_ON_SNOW_LEOPARD)
701 #endif // PLATFORM(MAC)
702 
703     void clearLoadDependentCallbacks();
704 
705     void performDragControllerAction(DragControllerAction, WebCore::DragData*, const String& dragStorageName, const SandboxExtension::Handle&);
706 
707     PageClient* m_pageClient;
708     WebLoaderClient m_loaderClient;
709     WebPolicyClient m_policyClient;
710     WebFormClient m_formClient;
711     WebResourceLoadClient m_resourceLoadClient;
712     WebUIClient m_uiClient;
713     WebFindClient m_findClient;
714     WebPageContextMenuClient m_contextMenuClient;
715 
716     OwnPtr<DrawingAreaProxy> m_drawingArea;
717     RefPtr<WebProcessProxy> m_process;
718     RefPtr<WebPageGroup> m_pageGroup;
719     RefPtr<WebFrameProxy> m_mainFrame;
720     RefPtr<WebFrameProxy> m_focusedFrame;
721     RefPtr<WebFrameProxy> m_frameSetLargestFrame;
722 
723     String m_userAgent;
724     String m_applicationNameForUserAgent;
725     String m_customUserAgent;
726     String m_customTextEncodingName;
727 
728 #if ENABLE(INSPECTOR)
729     RefPtr<WebInspectorProxy> m_inspector;
730 #endif
731 
732 #if ENABLE(FULLSCREEN_API)
733     RefPtr<WebFullScreenManagerProxy> m_fullScreenManager;
734 #endif
735 
736     HashMap<uint64_t, RefPtr<VoidCallback> > m_voidCallbacks;
737     HashMap<uint64_t, RefPtr<DataCallback> > m_dataCallbacks;
738     HashMap<uint64_t, RefPtr<StringCallback> > m_stringCallbacks;
739     HashSet<uint64_t> m_loadDependentStringCallbackIDs;
740     HashMap<uint64_t, RefPtr<ScriptValueCallback> > m_scriptValueCallbacks;
741     HashMap<uint64_t, RefPtr<ComputedPagesCallback> > m_computedPagesCallbacks;
742     HashMap<uint64_t, RefPtr<ValidateCommandCallback> > m_validateCommandCallbacks;
743 
744     HashSet<WebEditCommandProxy*> m_editCommandSet;
745 
746     RefPtr<WebPopupMenuProxy> m_activePopupMenu;
747     RefPtr<WebContextMenuProxy> m_activeContextMenu;
748     ContextMenuState m_activeContextMenuState;
749     RefPtr<WebOpenPanelResultListenerProxy> m_openPanelResultListener;
750     GeolocationPermissionRequestManagerProxy m_geolocationPermissionRequestManager;
751 
752     double m_estimatedProgress;
753 
754     // Whether the web page is contained in a top-level window.
755     bool m_isInWindow;
756 
757     // Whether the page is visible; if the backing view is visible and inserted into a window.
758     bool m_isVisible;
759 
760     bool m_canGoBack;
761     bool m_canGoForward;
762     RefPtr<WebBackForwardList> m_backForwardList;
763 
764     String m_toolTip;
765 
766     EditorState m_editorState;
767 
768     double m_textZoomFactor;
769     double m_pageZoomFactor;
770     double m_viewScaleFactor;
771 
772     bool m_drawsBackground;
773     bool m_drawsTransparentBackground;
774 
775     bool m_areMemoryCacheClientCallsEnabled;
776 
777     bool m_useFixedLayout;
778     WebCore::IntSize m_fixedLayoutSize;
779 
780     // If the process backing the web page is alive and kicking.
781     bool m_isValid;
782 
783     // Whether WebPageProxy::close() has been called on this page.
784     bool m_isClosed;
785 
786     bool m_isInPrintingMode;
787     bool m_isPerformingDOMPrintOperation;
788 
789     bool m_inDecidePolicyForMIMEType;
790     bool m_syncMimeTypePolicyActionIsValid;
791     WebCore::PolicyAction m_syncMimeTypePolicyAction;
792     uint64_t m_syncMimeTypePolicyDownloadID;
793 
794     bool m_inDecidePolicyForNavigationAction;
795     bool m_syncNavigationActionPolicyActionIsValid;
796     WebCore::PolicyAction m_syncNavigationActionPolicyAction;
797     uint64_t m_syncNavigationActionPolicyDownloadID;
798 
799     Deque<NativeWebKeyboardEvent> m_keyEventQueue;
800     bool m_processingWheelEvent;
801     OwnPtr<WebWheelEvent> m_nextWheelEvent;
802 
803     bool m_processingMouseMoveEvent;
804     OwnPtr<NativeWebMouseEvent> m_nextMouseMoveEvent;
805     OwnPtr<NativeWebMouseEvent> m_currentlyProcessedMouseDownEvent;
806 
807     uint64_t m_pageID;
808 
809 #if PLATFORM(MAC)
810     bool m_isSmartInsertDeleteEnabled;
811 #endif
812 
813     int64_t m_spellDocumentTag;
814     bool m_hasSpellDocumentTag;
815     unsigned m_pendingLearnOrIgnoreWordMessageCount;
816 
817     bool m_mainFrameHasCustomRepresentation;
818     WebCore::DragOperation m_currentDragOperation;
819 
820     String m_pendingAPIRequestURL;
821 
822     bool m_mainFrameHasHorizontalScrollbar;
823     bool m_mainFrameHasVerticalScrollbar;
824 
825     bool m_mainFrameIsPinnedToLeftSide;
826     bool m_mainFrameIsPinnedToRightSide;
827 
828     static WKPageDebugPaintFlags s_debugPaintFlags;
829 };
830 
831 } // namespace WebKit
832 
833 #endif // WebPageProxy_h
834