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
60namespace CoreIPC {
61    class ArgumentDecoder;
62    class Connection;
63    class MessageID;
64}
65
66namespace 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
78namespace WebKit {
79
80class NativeWebKeyboardEvent;
81class NativeWebMouseEvent;
82class PageClient;
83class PlatformCertificateInfo;
84class StringPairVector;
85class WebBackForwardList;
86class WebBackForwardListItem;
87class WebContextMenuProxy;
88class WebData;
89class WebEditCommandProxy;
90class WebFullScreenManagerProxy;
91class WebKeyboardEvent;
92class WebMouseEvent;
93class WebOpenPanelResultListenerProxy;
94class WebPageGroup;
95class WebProcessProxy;
96class WebURLRequest;
97class WebWheelEvent;
98struct AttributedString;
99struct DictionaryPopupInfo;
100struct EditorState;
101struct PlatformPopupMenuData;
102struct PrintInfo;
103struct WebPageCreationParameters;
104struct WebPopupItem;
105
106#if ENABLE(GESTURE_EVENTS)
107class WebGestureEvent;
108#endif
109
110typedef GenericCallback<WKStringRef, StringImpl*> StringCallback;
111typedef GenericCallback<WKSerializedScriptValueRef, WebSerializedScriptValue*> ScriptValueCallback;
112
113// FIXME: Make a version of CallbackBase with three arguments, and define ValidateCommandCallback as a specialization.
114class ValidateCommandCallback : public CallbackBase {
115public:
116    typedef void (*CallbackFunction)(WKStringRef, bool, int32_t, WKErrorRef, void*);
117
118    static PassRefPtr<ValidateCommandCallback> create(void* context, CallbackFunction callback)
119    {
120        return adoptRef(new ValidateCommandCallback(context, callback));
121    }
122
123    virtual ~ValidateCommandCallback()
124    {
125        ASSERT(!m_callback);
126    }
127
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
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
147private:
148
149    ValidateCommandCallback(void* context, CallbackFunction callback)
150        : CallbackBase(context)
151        , m_callback(callback)
152    {
153    }
154
155    CallbackFunction m_callback;
156};
157
158class WebPageProxy : public APIObject, public WebPopupMenuProxy::Client {
159public:
160    static const Type APIType = TypePage;
161
162    static PassRefPtr<WebPageProxy> create(PageClient*, PassRefPtr<WebProcessProxy>, WebPageGroup*, uint64_t pageID);
163    virtual ~WebPageProxy();
164
165    uint64_t pageID() const { return m_pageID; }
166
167    WebFrameProxy* mainFrame() const { return m_mainFrame.get(); }
168    WebFrameProxy* focusedFrame() const { return m_focusedFrame.get(); }
169    WebFrameProxy* frameSetLargestFrame() const { return m_frameSetLargestFrame.get(); }
170
171    DrawingAreaProxy* drawingArea() { return m_drawingArea.get(); }
172    void setDrawingArea(PassOwnPtr<DrawingAreaProxy>);
173
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();
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
218    bool drawsBackground() const { return m_drawsBackground; }
219    void setDrawsBackground(bool);
220
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;
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
250    const EditorState& editorState() const { return m_editorState; }
251    bool canDelete() const { return hasSelectedRange() && isContentEditable(); }
252    bool hasSelectedRange() const { return m_editorState.selectionIsRange; }
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;
304    const String& toolTip() const { return m_toolTip; }
305
306    void setUserAgent(const String&);
307    const String& userAgent() const { return m_userAgent; }
308    void setApplicationNameForUserAgent(const String&);
309    const String& applicationNameForUserAgent() const { return m_applicationNameForUserAgent; }
310    void setCustomUserAgent(const String&);
311    const String& customUserAgent() const { return m_customUserAgent; }
312
313    bool supportsTextEncoding() const;
314    void setCustomTextEncodingName(const String&);
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;
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);
333    double viewScaleFactor() const { return m_viewScaleFactor; }
334
335    void setUseFixedLayout(bool);
336    void setFixedLayoutSize(const WebCore::IntSize&);
337    bool useFixedLayout() const { return m_useFixedLayout; };
338    const WebCore::IntSize& fixedLayoutSize() const { return m_fixedLayoutSize; };
339
340    bool hasHorizontalScrollbar() const { return m_mainFrameHasHorizontalScrollbar; }
341    bool hasVerticalScrollbar() const { return m_mainFrameHasVerticalScrollbar; }
342
343    bool isPinnedToLeftSide() const { return m_mainFrameIsPinnedToLeftSide; }
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
428    WebPageGroup* pageGroup() const { return m_pageGroup.get(); }
429
430    bool isValid();
431
432    WebCore::DragOperation dragOperation() { return m_currentDragOperation; }
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
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
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
481    static void setDebugPaintFlags(WKPageDebugPaintFlags flags) { s_debugPaintFlags = flags; }
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
494private:
495    WebPageProxy(PageClient*, PassRefPtr<WebProcessProxy>, WebPageGroup*, uint64_t pageID);
496
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);
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
688    void clearPendingAPIRequestURL() { m_pendingAPIRequestURL = String(); }
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