Source/WebKit2/UIProcess/WebPageProxy.h

   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 "APISession.h"
  31 #include "AutoCorrectionCallback.h"
  32 #include "Connection.h"
  33 #include "DragControllerAction.h"
  34 #include "DrawingAreaProxy.h"
  35 #include "EditorState.h"
  36 #include "GeolocationPermissionRequestManagerProxy.h"
  37 #include "InteractionInformationAtPosition.h"
  38 #include "LayerTreeContext.h"
  39 #include "MessageSender.h"
  40 #include "NotificationPermissionRequestManagerProxy.h"
  41 #include "PageLoadState.h"
  42 #include "PlatformProcessIdentifier.h"
  43 #include "SandboxExtension.h"
  44 #include "ShareableBitmap.h"
  45 #include "WKBase.h"
  46 #include "WKPagePrivate.h"
  47 #include "WebColorPicker.h"
  48 #include "WebContextMenuItemData.h"
  49 #include "WebCoreArgumentCoders.h"
  50 #include "WebFindClient.h"
  51 #include "WebFormClient.h"
  52 #include "WebFrameProxy.h"
  53 #include "WebHistoryClient.h"
  54 #include "WebHitTestResult.h"
  55 #include "WebPageContextMenuClient.h"
  56 #include "WebPageCreationParameters.h"
  57 #include <WebCore/AlternativeTextClient.h> // FIXME: Needed by WebPageProxyMessages.h for DICTATION_ALTERNATIVES.
  58 #include "WebPageProxyMessages.h"
  59 #include "WebPopupMenuProxy.h"
  60 #include "WebUIClient.h"
  61 #include <WebCore/Color.h>
  62 #include <WebCore/DragActions.h>
  63 #include <WebCore/DragSession.h>
  64 #include <WebCore/HitTestResult.h>
  65 #include <WebCore/Page.h>
  66 #include <WebCore/PlatformScreen.h>
  67 #include <WebCore/ScrollTypes.h>
  68 #include <WebCore/TextChecking.h>
  69 #include <WebCore/TextGranularity.h>
  70 #include <WebCore/ViewState.h>
  71 #include <wtf/HashMap.h>
  72 #include <wtf/HashSet.h>
  73 #include <wtf/OwnPtr.h>
  74 #include <wtf/PassOwnPtr.h>
  75 #include <wtf/PassRefPtr.h>
  76 #include <wtf/Ref.h>
  77 #include <wtf/RefPtr.h>
  78 #include <wtf/Vector.h>
  79 #include <wtf/text/WTFString.h>
  80
  81 #if ENABLE(DRAG_SUPPORT)
  82 #include <WebCore/DragActions.h>
  83 #include <WebCore/DragSession.h>
  84 #endif
  85
  86 #if ENABLE(TOUCH_EVENTS)
  87 #include "NativeWebTouchEvent.h"
  88 #endif
  89
  90 #if PLATFORM(EFL)
  91 #include "WKPageEfl.h"
  92 #include "WebUIPopupMenuClient.h"
  93 #include <Evas.h>
  94 #endif
  95
  96 #if PLATFORM(MAC)
  97 #include <WebCore/PlatformLayer.h>
  98 #endif
  99
 100 namespace API {
 101 class LoaderClient;
 102 class PolicyClient;
 103 class URLRequest;
 104 }
 105
 106 namespace IPC {
 107 class ArgumentDecoder;
 108 class Connection;
 109 }
 110
 111 namespace WebCore {
 112 class AuthenticationChallenge;
 113 class Cursor;
 114 class DragData;
 115 class FloatRect;
 116 class GraphicsLayer;
 117 class IntSize;
 118 class ProtectionSpace;
 119 class SharedBuffer;
 120 struct FileChooserSettings;
 121 struct TextAlternativeWithRange;
 122 struct TextCheckingResult;
 123 struct ViewportAttributes;
 124 struct WindowFeatures;
 125 }
 126
 127 #if USE(APPKIT)
 128 OBJC_CLASS WKView;
 129 #endif
 130
 131 #if PLATFORM(GTK)
 132 typedef GtkWidget* PlatformWidget;
 133 #endif
 134
 135 namespace WebKit {
 136
 137 class CertificateInfo;
 138 class NativeWebKeyboardEvent;
 139 class NativeWebMouseEvent;
 140 class NativeWebWheelEvent;
 141 class PageClient;
 142 class RemoteScrollingCoordinatorProxy;
 143 class StringPairVector;
 144 class WebBackForwardList;
 145 class WebBackForwardListItem;
 146 class WebColorPickerResultListenerProxy;
 147 class WebContextMenuProxy;
 148 class WebEditCommandProxy;
 149 class WebFullScreenManagerProxy;
 150 class WebKeyboardEvent;
 151 class WebMouseEvent;
 152 class WebOpenPanelResultListenerProxy;
 153 class WebPageGroup;
 154 class WebProcessProxy;
 155 class WebWheelEvent;
 156 struct AttributedString;
 157 struct ColorSpaceData;
 158 struct DictionaryPopupInfo;
 159 struct EditorState;
 160 struct PlatformPopupMenuData;
 161 struct PrintInfo;
 162 struct WebPopupItem;
 163
 164 #if ENABLE(VIBRATION)
 165 class WebVibrationProxy;
 166 #endif
 167
 168 typedef GenericCallback<WKStringRef, StringImpl*> StringCallback;
 169 typedef GenericCallback<WKSerializedScriptValueRef, WebSerializedScriptValue*> ScriptValueCallback;
 170
 171 #if PLATFORM(GTK)
 172 typedef GenericCallback<WKErrorRef> PrintFinishedCallback;
 173 #endif
 174
 175 #if ENABLE(TOUCH_EVENTS)
 176 struct QueuedTouchEvents {
 177     QueuedTouchEvents(const NativeWebTouchEvent& event)
 178         : forwardedEvent(event)
 179     {
 180     }
 181     NativeWebTouchEvent forwardedEvent;
 182     Vector<NativeWebTouchEvent> deferredTouchEvents;
 183 };
 184 #endif
 185
 186 // FIXME: Make a version of CallbackBase with three arguments, and define ValidateCommandCallback as a specialization.
 187 class ValidateCommandCallback : public CallbackBase {
 188 public:
 189     typedef void (*CallbackFunction)(WKStringRef, bool, int32_t, WKErrorRef, void*);
 190
 191     static PassRefPtr<ValidateCommandCallback> create(void* context, CallbackFunction callback)
 192     {
 193         return adoptRef(new ValidateCommandCallback(context, callback));
 194     }
 195
 196     virtual ~ValidateCommandCallback()
 197     {
 198         ASSERT(!m_callback);
 199     }
 200
 201     void performCallbackWithReturnValue(StringImpl* returnValue1, bool returnValue2, int returnValue3)
 202     {
 203         ASSERT(m_callback);
 204
 205         m_callback(toAPI(returnValue1), returnValue2, returnValue3, 0, context());
 206
 207         m_callback = 0;
 208     }
 209
 210     void invalidate()
 211     {
 212         ASSERT(m_callback);
 213
 214         RefPtr<API::Error> error = API::Error::create();
 215         m_callback(0, 0, 0, toAPI(error.get()), context());
 216
 217         m_callback = 0;
 218     }
 219
 220 private:
 221
 222     ValidateCommandCallback(void* context, CallbackFunction callback)
 223         : CallbackBase(context)
 224         , m_callback(callback)
 225     {
 226     }
 227
 228     CallbackFunction m_callback;
 229 };
 230
 231 #if PLATFORM(IOS)
 232 class GestureCallback : public CallbackBase {
 233 public:
 234     typedef void (*CallbackFunction)(const WebCore::IntPoint&, uint32_t, uint32_t, uint32_t, WKErrorRef, void*);
 235
 236     static PassRefPtr<GestureCallback> create(void* context, CallbackFunction callback)
 237     {
 238         return adoptRef(new GestureCallback(context, callback));
 239     }
 240
 241     virtual ~GestureCallback()
 242     {
 243         ASSERT(!m_callback);
 244     }
 245
 246     void performCallbackWithReturnValue(const WebCore::IntPoint& returnValue1, uint32_t returnValue2, uint32_t returnValue3, uint32_t returnValue4)
 247     {
 248         ASSERT(m_callback);
 249
 250         m_callback(returnValue1, returnValue2, returnValue3, returnValue4, 0, context());
 251
 252         m_callback = 0;
 253     }
 254
 255     void invalidate()
 256     {
 257         ASSERT(m_callback);
 258
 259         RefPtr<API::Error> error = API::Error::create();
 260         m_callback(WebCore::IntPoint(), 0, 0, 0, toAPI(error.get()), context());
 261
 262         m_callback = 0;
 263     }
 264
 265 private:
 266
 267     GestureCallback(void* context, CallbackFunction callback)
 268         : CallbackBase(context)
 269         , m_callback(callback)
 270     {
 271         ASSERT(m_callback);
 272     }
 273
 274     CallbackFunction m_callback;
 275 };
 276
 277 class TouchesCallback : public CallbackBase {
 278 public:
 279     typedef void (*CallbackFunction)(const WebCore::IntPoint&, uint32_t, WKErrorRef, void*);
 280
 281     static PassRefPtr<TouchesCallback> create(void* context, CallbackFunction callback)
 282     {
 283         return adoptRef(new TouchesCallback(context, callback));
 284     }
 285
 286     virtual ~TouchesCallback()
 287     {
 288         ASSERT(!m_callback);
 289     }
 290
 291     void performCallbackWithReturnValue(const WebCore::IntPoint& returnValue1, uint32_t returnValue2)
 292     {
 293         ASSERT(m_callback);
 294
 295         m_callback(returnValue1, returnValue2, 0, context());
 296
 297         m_callback = 0;
 298     }
 299
 300     void invalidate()
 301     {
 302         ASSERT(m_callback);
 303
 304         RefPtr<API::Error> error = API::Error::create();
 305         m_callback(WebCore::IntPoint(), 0, toAPI(error.get()), context());
 306
 307         m_callback = 0;
 308     }
 309
 310 private:
 311
 312     TouchesCallback(void* context, CallbackFunction callback)
 313         : CallbackBase(context)
 314         , m_callback(callback)
 315     {
 316         ASSERT(m_callback);
 317     }
 318
 319     CallbackFunction m_callback;
 320 };
 321 #endif
 322
 323 class WebPageProxy : public API::ObjectImpl<API::Object::Type::Page>
 324 #if ENABLE(INPUT_TYPE_COLOR)
 325     , public WebColorPicker::Client
 326 #endif
 327     , public WebPopupMenuProxy::Client
 328     , public IPC::MessageReceiver
 329     , public IPC::MessageSender {
 330 public:
 331
 332     static PassRefPtr<WebPageProxy> create(PageClient&, WebProcessProxy&, WebPageGroup&, API::Session&, uint64_t pageID);
 333     virtual ~WebPageProxy();
 334
 335     void setSession(API::Session&);
 336
 337     uint64_t pageID() const { return m_pageID; }
 338     uint64_t sessionID() const { return m_session->getID(); }
 339
 340     WebFrameProxy* mainFrame() const { return m_mainFrame.get(); }
 341     WebFrameProxy* focusedFrame() const { return m_focusedFrame.get(); }
 342     WebFrameProxy* frameSetLargestFrame() const { return m_frameSetLargestFrame.get(); }
 343
 344     DrawingAreaProxy* drawingArea() const { return m_drawingArea.get(); }
 345
 346 #if ENABLE(ASYNC_SCROLLING)
 347     RemoteScrollingCoordinatorProxy* scrollingCoordinatorProxy() const { return m_scrollingCoordinatorProxy.get(); }
 348 #endif
 349
 350     WebBackForwardList& backForwardList() { return m_backForwardList.get(); }
 351
 352 #if ENABLE(INSPECTOR)
 353     WebInspectorProxy* inspector();
 354 #endif
 355
 356 #if ENABLE(VIBRATION)
 357     WebVibrationProxy* vibration() { return m_vibration.get(); }
 358 #endif
 359
 360 #if ENABLE(FULLSCREEN_API)
 361     WebFullScreenManagerProxy* fullScreenManager();
 362 #endif
 363
 364 #if ENABLE(CONTEXT_MENUS)
 365     void initializeContextMenuClient(const WKPageContextMenuClientBase*);
 366 #endif
 367     void initializeFindClient(const WKPageFindClientBase*);
 368     void initializeFindMatchesClient(const WKPageFindMatchesClientBase*);
 369     void initializeFormClient(const WKPageFormClientBase*);
 370     void setLoaderClient(std::unique_ptr<API::LoaderClient>);
 371     void setPolicyClient(std::unique_ptr<API::PolicyClient>);
 372     void initializeUIClient(const WKPageUIClientBase*);
 373 #if PLATFORM(EFL)
 374     void initializeUIPopupMenuClient(const WKPageUIPopupMenuClientBase*);
 375 #endif
 376
 377     void initializeWebPage();
 378
 379     void close();
 380     bool tryClose();
 381     bool isClosed() const { return m_isClosed; }
 382
 383     void loadURL(const String&, API::Object* userData = nullptr);
 384     void loadURLRequest(API::URLRequest*, API::Object* userData = nullptr);
 385     void loadFile(const String& fileURL, const String& resourceDirectoryURL, API::Object* userData = nullptr);
 386     void loadData(API::Data*, const String& MIMEType, const String& encoding, const String& baseURL, API::Object* userData = nullptr);
 387     void loadHTMLString(const String& htmlString, const String& baseURL, API::Object* userData = nullptr);
 388     void loadAlternateHTMLString(const String& htmlString, const String& baseURL, const String& unreachableURL, API::Object* userData = nullptr);
 389     void loadPlainTextString(const String&, API::Object* userData = nullptr);
 390     void loadWebArchiveData(API::Data*, API::Object* userData = nullptr);
 391
 392     void stopLoading();
 393     void reload(bool reloadFromOrigin);
 394
 395     void goForward();
 396     bool canGoForward() const;
 397     void goBack();
 398     bool canGoBack() const;
 399
 400     void goToBackForwardItem(WebBackForwardListItem*);
 401     void tryRestoreScrollPosition();
 402     void didChangeBackForwardList(WebBackForwardListItem* addedItem, Vector<RefPtr<API::Object>>* removedItems);
 403     void willGoToBackForwardListItem(uint64_t itemID, IPC::MessageDecoder&);
 404
 405     bool willHandleHorizontalScrollEvents() const;
 406
 407     bool canShowMIMEType(const String& mimeType);
 408
 409     bool drawsBackground() const { return m_drawsBackground; }
 410     void setDrawsBackground(bool);
 411
 412     bool drawsTransparentBackground() const { return m_drawsTransparentBackground; }
 413     void setDrawsTransparentBackground(bool);
 414
 415     WebCore::Color underlayColor() const { return m_underlayColor; }
 416     void setUnderlayColor(const WebCore::Color&);
 417
 418     void viewWillStartLiveResize();
 419     void viewWillEndLiveResize();
 420
 421     void setInitialFocus(bool forward, bool isKeyboardEventValid, const WebKeyboardEvent&);
 422     void setWindowResizerSize(const WebCore::IntSize&);
 423
 424     void clearSelection();
 425
 426     void setViewNeedsDisplay(const WebCore::IntRect&);
 427     void displayView();
 428     bool canScrollView();
 429     void scrollView(const WebCore::IntRect& scrollRect, const WebCore::IntSize& scrollOffset);
 430
 431     enum class WantsReplyOrNot { DoesNotWantReply, DoesWantReply };
 432     void viewStateDidChange(WebCore::ViewState::Flags mayHaveChanged, WantsReplyOrNot = WantsReplyOrNot::DoesNotWantReply);
 433     bool isInWindow() const { return m_viewState & WebCore::ViewState::IsInWindow; }
 434     void waitForDidUpdateViewState();
 435
 436     WebCore::IntSize viewSize() const;
 437     bool isViewVisible() const { return m_viewState & WebCore::ViewState::IsVisible; }
 438     bool isViewWindowActive() const;
 439     bool isProcessSuppressible() const;
 440
 441     void executeEditCommand(const String& commandName);
 442     void validateCommand(const String& commandName, PassRefPtr<ValidateCommandCallback>);
 443 #if PLATFORM(IOS)
 444     void selectWithGesture(const WebCore::IntPoint, WebCore::TextGranularity, uint32_t gestureType, uint32_t gestureState, PassRefPtr<GestureCallback>);
 445     void updateSelectionWithTouches(const WebCore::IntPoint, uint32_t touches, bool baseIsStart, PassRefPtr<TouchesCallback>);
 446     void selectWithTwoTouches(const WebCore::IntPoint from, const WebCore::IntPoint to, uint32_t gestureType, uint32_t gestureState, PassRefPtr<GestureCallback>);
 447     void extendSelection(WebCore::TextGranularity);
 448     void requestAutocorrectionData(const String& textForAutocorrection, PassRefPtr<AutocorrectionDataCallback>);
 449     void applyAutocorrection(const String& correction, const String& originalText, PassRefPtr<StringCallback>);
 450     void requestAutocorrectionContext(PassRefPtr<AutocorrectionContextCallback>);
 451     void getAutocorrectionContext(String& contextBefore, String& markedText, String& selectedText, String& contextAfter, uint64_t& location, uint64_t& length);
 452     void didReceivePositionInformation(const InteractionInformationAtPosition&);
 453     void getPositionInformation(const WebCore::IntPoint&, InteractionInformationAtPosition&);
 454     void requestPositionInformation(const WebCore::IntPoint&);
 455 #endif
 456
 457     const EditorState& editorState() const { return m_editorState; }
 458     bool canDelete() const { return hasSelectedRange() && isContentEditable(); }
 459     bool hasSelectedRange() const { return m_editorState.selectionIsRange; }
 460     bool isContentEditable() const { return m_editorState.isContentEditable; }
 461
 462     bool maintainsInactiveSelection() const { return m_maintainsInactiveSelection; }
 463     void setMaintainsInactiveSelection(bool);
 464 #if USE(TILED_BACKING_STORE)
 465     void didRenderFrame(const WebCore::IntSize& contentsSize, const WebCore::IntRect& coveredRect);
 466 #endif
 467 #if PLATFORM(EFL)
 468     void setThemePath(const String&);
 469 #endif
 470
 471 #if PLATFORM(GTK)
 472     void setComposition(const String& text, Vector<WebCore::CompositionUnderline> underlines, uint64_t selectionStart, uint64_t selectionEnd, uint64_t replacementRangeStart, uint64_t replacementRangeEnd);
 473     void confirmComposition(const String& compositionString, int64_t selectionStart, int64_t selectionLength);
 474     void cancelComposition();
 475 #endif
 476
 477 #if PLATFORM(GTK)
 478     void setInputMethodState(bool enabled);
 479 #endif
 480
 481 #if PLATFORM(MAC)
 482     void windowAndViewFramesChanged(const WebCore::FloatRect& viewFrameInWindowCoordinates, const WebCore::FloatPoint& accessibilityViewCoordinates);
 483     void setMainFrameIsScrollable(bool);
 484
 485     void setComposition(const String& text, Vector<WebCore::CompositionUnderline> underlines, uint64_t selectionStart, uint64_t selectionEnd, uint64_t replacementRangeStart, uint64_t replacementRangeEnd);
 486     void confirmComposition();
 487     void cancelComposition();
 488     bool insertText(const String& text, uint64_t replacementRangeStart, uint64_t replacementRangeEnd);
 489     bool insertDictatedText(const String& text, uint64_t replacementRangeStart, uint64_t replacementRangeEnd, const Vector<WebCore::TextAlternativeWithRange>& dictationAlternatives);
 490     void getMarkedRange(uint64_t& location, uint64_t& length);
 491     void getSelectedRange(uint64_t& location, uint64_t& length);
 492     void getAttributedSubstringFromRange(uint64_t location, uint64_t length, AttributedString&);
 493     uint64_t characterIndexForPoint(const WebCore::IntPoint);
 494     WebCore::IntRect firstRectForCharacterRange(uint64_t, uint64_t);
 495     bool executeKeypressCommands(const Vector<WebCore::KeypressCommand>&);
 496
 497     void sendComplexTextInputToPlugin(uint64_t pluginComplexTextInputIdentifier, const String& textInput);
 498     bool shouldDelayWindowOrderingForEvent(const WebMouseEvent&);
 499     bool acceptsFirstMouse(int eventNumber, const WebMouseEvent&);
 500
 501     void setAcceleratedCompositingRootLayer(PlatformLayer* rootLayer);
 502     PlatformLayer* acceleratedCompositingRootLayer() const;
 503
 504 #if USE(APPKIT)
 505     WKView* wkView() const;
 506     void intrinsicContentSizeDidChange(const WebCore::IntSize& intrinsicContentSize);
 507 #endif
 508 #endif // PLATFORM(MAC)
 509 #if PLATFORM(EFL)
 510     void handleInputMethodKeydown(bool& handled);
 511     void confirmComposition(const String&);
 512     void setComposition(const String&, Vector<WebCore::CompositionUnderline>&, int);
 513     void cancelComposition();
 514 #endif
 515 #if PLATFORM(GTK)
 516     PlatformWidget viewWidget();
 517 #endif
 518 #if USE(TILED_BACKING_STORE)
 519     void commitPageTransitionViewport();
 520 #endif
 521
 522     void handleMouseEvent(const NativeWebMouseEvent&);
 523     void handleWheelEvent(const NativeWebWheelEvent&);
 524     void handleKeyboardEvent(const NativeWebKeyboardEvent&);
 525 #if ENABLE(TOUCH_EVENTS)
 526     void handleTouchEvent(const NativeWebTouchEvent&);
 527 #endif
 528
 529     void scrollBy(WebCore::ScrollDirection, WebCore::ScrollGranularity);
 530     void centerSelectionInVisibleArea();
 531
 532     const String& toolTip() const { return m_toolTip; }
 533
 534     const String& userAgent() const { return m_userAgent; }
 535     void setApplicationNameForUserAgent(const String&);
 536     const String& applicationNameForUserAgent() const { return m_applicationNameForUserAgent; }
 537     void setCustomUserAgent(const String&);
 538     const String& customUserAgent() const { return m_customUserAgent; }
 539     static String standardUserAgent(const String& applicationName = String());
 540
 541     bool supportsTextEncoding() const;
 542     void setCustomTextEncodingName(const String&);
 543     String customTextEncodingName() const { return m_customTextEncodingName; }
 544
 545     bool areActiveDOMObjectsAndAnimationsSuspended() const { return m_isPageSuspended; }
 546     void resumeActiveDOMObjectsAndAnimations();
 547     void suspendActiveDOMObjectsAndAnimations();
 548
 549     double estimatedProgress() const;
 550
 551     void terminateProcess();
 552
 553     typedef bool (*WebPageProxySessionStateFilterCallback)(WKPageRef, WKStringRef type, WKTypeRef object, void* context);
 554     PassRefPtr<API::Data> sessionStateData(WebPageProxySessionStateFilterCallback, void* context) const;
 555     void restoreFromSessionStateData(API::Data*);
 556
 557     bool supportsTextZoom() const;
 558     double textZoomFactor() const { return m_textZoomFactor; }
 559     void setTextZoomFactor(double);
 560     double pageZoomFactor() const { return m_pageZoomFactor; }
 561     void setPageZoomFactor(double);
 562     void setPageAndTextZoomFactors(double pageZoomFactor, double textZoomFactor);
 563
 564     void scalePage(double scale, const WebCore::IntPoint& origin);
 565     double pageScaleFactor() const { return m_pageScaleFactor; }
 566
 567     float deviceScaleFactor() const;
 568     void setIntrinsicDeviceScaleFactor(float);
 569     void setCustomDeviceScaleFactor(float);
 570     void windowScreenDidChange(PlatformDisplayID);
 571
 572     void setUseFixedLayout(bool);
 573     void setFixedLayoutSize(const WebCore::IntSize&);
 574     bool useFixedLayout() const { return m_useFixedLayout; };
 575     const WebCore::IntSize& fixedLayoutSize() const { return m_fixedLayoutSize; };
 576
 577     void listenForLayoutMilestones(WebCore::LayoutMilestones);
 578
 579     void setVisibilityStatePrerender();
 580     void didUpdateViewState() { m_waitingForDidUpdateViewState = false; }
 581
 582     bool hasHorizontalScrollbar() const { return m_mainFrameHasHorizontalScrollbar; }
 583     bool hasVerticalScrollbar() const { return m_mainFrameHasVerticalScrollbar; }
 584
 585     void setSuppressScrollbarAnimations(bool);
 586     bool areScrollbarAnimationsSuppressed() const { return m_suppressScrollbarAnimations; }
 587
 588     bool isPinnedToLeftSide() const { return m_mainFrameIsPinnedToLeftSide; }
 589     bool isPinnedToRightSide() const { return m_mainFrameIsPinnedToRightSide; }
 590     bool isPinnedToTopSide() const { return m_mainFrameIsPinnedToTopSide; }
 591     bool isPinnedToBottomSide() const { return m_mainFrameIsPinnedToBottomSide; }
 592
 593     bool rubberBandsAtLeft() const;
 594     void setRubberBandsAtLeft(bool);
 595     bool rubberBandsAtRight() const;
 596     void setRubberBandsAtRight(bool);
 597     bool rubberBandsAtTop() const;
 598     void setRubberBandsAtTop(bool);
 599     bool rubberBandsAtBottom() const;
 600     void setRubberBandsAtBottom(bool);
 601
 602     void setBackgroundExtendsBeyondPage(bool);
 603     bool backgroundExtendsBeyondPage() const;
 604
 605     void setPaginationMode(WebCore::Pagination::Mode);
 606     WebCore::Pagination::Mode paginationMode() const { return m_paginationMode; }
 607     void setPaginationBehavesLikeColumns(bool);
 608     bool paginationBehavesLikeColumns() const { return m_paginationBehavesLikeColumns; }
 609     void setPageLength(double);
 610     double pageLength() const { return m_pageLength; }
 611     void setGapBetweenPages(double);
 612     double gapBetweenPages() const { return m_gapBetweenPages; }
 613     unsigned pageCount() const { return m_pageCount; }
 614
 615 #if PLATFORM(MAC)
 616     // Called by the web process through a message.
 617     void registerWebProcessAccessibilityToken(const IPC::DataReference&);
 618     // Called by the UI process when it is ready to send its tokens to the web process.
 619     void registerUIProcessAccessibilityTokens(const IPC::DataReference& elemenToken, const IPC::DataReference& windowToken);
 620     bool readSelectionFromPasteboard(const String& pasteboardName);
 621     String stringSelectionForPasteboard();
 622     PassRefPtr<WebCore::SharedBuffer> dataSelectionForPasteboard(const String& pasteboardType);
 623     void makeFirstResponder();
 624
 625     ColorSpaceData colorSpace();
 626 #endif
 627
 628     void pageScaleFactorDidChange(double);
 629     void pageZoomFactorDidChange(double);
 630
 631     void setMemoryCacheClientCallsEnabled(bool);
 632
 633     // Find.
 634     void findString(const String&, FindOptions, unsigned maxMatchCount);
 635     void findStringMatches(const String&, FindOptions, unsigned maxMatchCount);
 636     void getImageForFindMatch(int32_t matchIndex);
 637     void selectFindMatch(int32_t matchIndex);
 638     void didGetImageForFindMatch(const ShareableBitmap::Handle& contentImageHandle, uint32_t matchIndex);
 639     void hideFindUI();
 640     void countStringMatches(const String&, FindOptions, unsigned maxMatchCount);
 641     void didCountStringMatches(const String&, uint32_t matchCount);
 642     void setFindIndicator(const WebCore::FloatRect& selectionRectInWindowCoordinates, const Vector<WebCore::FloatRect>& textRectsInSelectionRectCoordinates, float contentImageScaleFactor, const ShareableBitmap::Handle& contentImageHandle, bool fadeOut, bool animate);
 643     void didFindString(const String&, uint32_t matchCount);
 644     void didFailToFindString(const String&);
 645     void didFindStringMatches(const String&, Vector<Vector<WebCore::IntRect>> matchRects, int32_t firstIndexAfterSelection);
 646
 647     void getContentsAsString(PassRefPtr<StringCallback>);
 648 #if ENABLE(MHTML)
 649     void getContentsAsMHTMLData(PassRefPtr<DataCallback>, bool useBinaryEncoding);
 650 #endif
 651     void getMainResourceDataOfFrame(WebFrameProxy*, PassRefPtr<DataCallback>);
 652     void getResourceDataFromFrame(WebFrameProxy*, API::URL*, PassRefPtr<DataCallback>);
 653     void getRenderTreeExternalRepresentation(PassRefPtr<StringCallback>);
 654     void getSelectionOrContentsAsString(PassRefPtr<StringCallback>);
 655     void getSelectionAsWebArchiveData(PassRefPtr<DataCallback>);
 656     void getSourceForFrame(WebFrameProxy*, PassRefPtr<StringCallback>);
 657     void getWebArchiveOfFrame(WebFrameProxy*, PassRefPtr<DataCallback>);
 658     void runJavaScriptInMainFrame(const String&, PassRefPtr<ScriptValueCallback>);
 659     void forceRepaint(PassRefPtr<VoidCallback>);
 660
 661     float headerHeight(WebFrameProxy*);
 662     float footerHeight(WebFrameProxy*);
 663     void drawHeader(WebFrameProxy*, const WebCore::FloatRect&);
 664     void drawFooter(WebFrameProxy*, const WebCore::FloatRect&);
 665
 666 #if PLATFORM(MAC)
 667     // Dictionary.
 668     void performDictionaryLookupAtLocation(const WebCore::FloatPoint&);
 669 #endif
 670
 671     void receivedPolicyDecision(WebCore::PolicyAction, WebFrameProxy*, uint64_t listenerID);
 672
 673     void backForwardRemovedItem(uint64_t itemID);
 674
 675 #if ENABLE(DRAG_SUPPORT)
 676     // Drag and drop support.
 677     void dragEntered(WebCore::DragData&, const String& dragStorageName = String());
 678     void dragUpdated(WebCore::DragData&, const String& dragStorageName = String());
 679     void dragExited(WebCore::DragData&, const String& dragStorageName = String());
 680     void performDrag(WebCore::DragData&, const String& dragStorageName, const SandboxExtension::Handle&, const SandboxExtension::HandleArray&);
 681
 682     void didPerformDragControllerAction(WebCore::DragSession);
 683     void dragEnded(const WebCore::IntPoint& clientPosition, const WebCore::IntPoint& globalPosition, uint64_t operation);
 684 #if PLATFORM(MAC)
 685     void setDragImage(const WebCore::IntPoint& clientPosition, const ShareableBitmap::Handle& dragImageHandle, bool isLinkDrag);
 686     void setPromisedData(const String& pasteboardName, const SharedMemory::Handle& imageHandle, uint64_t imageSize, const String& filename, const String& extension,
 687                          const String& title, const String& url, const String& visibleURL, const SharedMemory::Handle& archiveHandle, uint64_t archiveSize);
 688 #endif
 689 #if PLATFORM(GTK)
 690     void startDrag(const WebCore::DragData&, const ShareableBitmap::Handle& dragImage);
 691 #endif
 692 #endif
 693
 694     void processDidBecomeUnresponsive();
 695     void interactionOccurredWhileProcessUnresponsive();
 696     void processDidBecomeResponsive();
 697     void processDidCrash();
 698
 699 #if USE(ACCELERATED_COMPOSITING)
 700     virtual void enterAcceleratedCompositingMode(const LayerTreeContext&);
 701     virtual void exitAcceleratedCompositingMode();
 702     virtual void updateAcceleratedCompositingMode(const LayerTreeContext&);
 703 #endif
 704
 705     void didDraw();
 706
 707     enum UndoOrRedo { Undo, Redo };
 708     void addEditCommand(WebEditCommandProxy*);
 709     void removeEditCommand(WebEditCommandProxy*);
 710     bool isValidEditCommand(WebEditCommandProxy*);
 711     void registerEditCommand(PassRefPtr<WebEditCommandProxy>, UndoOrRedo);
 712
 713 #if PLATFORM(MAC)
 714     void registerKeypressCommandName(const String& name) { m_knownKeypressCommandNames.add(name); }
 715     bool isValidKeypressCommandName(const String& name) const { return m_knownKeypressCommandNames.contains(name); }
 716 #endif
 717
 718     WebProcessProxy& process() { return m_process.get(); }
 719     PlatformProcessIdentifier processIdentifier() const;
 720
 721     WebPageGroup& pageGroup() { return m_pageGroup.get(); }
 722
 723     bool isValid() const;
 724
 725     PassRefPtr<API::Array> relatedPages() const;
 726
 727     const String& urlAtProcessExit() const { return m_urlAtProcessExit; }
 728     FrameLoadState::State loadStateAtProcessExit() const { return m_loadStateAtProcessExit; }
 729
 730 #if ENABLE(DRAG_SUPPORT)
 731     WebCore::DragSession dragSession() const { return m_currentDragSession; }
 732     void resetDragOperation() { m_currentDragSession = WebCore::DragSession(); }
 733 #endif
 734
 735     void preferencesDidChange();
 736
 737 #if ENABLE(CONTEXT_MENUS)
 738     // Called by the WebContextMenuProxy.
 739     void contextMenuItemSelected(const WebContextMenuItemData&);
 740 #endif
 741
 742     // Called by the WebOpenPanelResultListenerProxy.
 743     void didChooseFilesForOpenPanel(const Vector<String>&);
 744     void didCancelForOpenPanel();
 745
 746     WebPageCreationParameters creationParameters();
 747
 748 #if USE(COORDINATED_GRAPHICS)
 749     void findZoomableAreaForPoint(const WebCore::IntPoint&, const WebCore::IntSize&);
 750 #endif
 751
 752 #if PLATFORM(EFL) || PLATFORM(GTK)
 753     void handleDownloadRequest(DownloadProxy*);
 754 #endif
 755
 756     void advanceToNextMisspelling(bool startBeforeSelection);
 757     void changeSpellingToWord(const String& word);
 758 #if USE(APPKIT)
 759     void uppercaseWord();
 760     void lowercaseWord();
 761     void capitalizeWord();
 762 #endif
 763
 764 #if PLATFORM(MAC)
 765     bool isSmartInsertDeleteEnabled() const { return m_isSmartInsertDeleteEnabled; }
 766     void setSmartInsertDeleteEnabled(bool);
 767 #endif
 768
 769 #if PLATFORM(GTK)
 770     String accessibilityPlugID() const { return m_accessibilityPlugID; }
 771 #endif
 772
 773     void setCanRunModal(bool);
 774     bool canRunModal();
 775
 776     void beginPrinting(WebFrameProxy*, const PrintInfo&);
 777     void endPrinting();
 778     void computePagesForPrinting(WebFrameProxy*, const PrintInfo&, PassRefPtr<ComputedPagesCallback>);
 779 #if PLATFORM(MAC)
 780     void drawRectToImage(WebFrameProxy*, const PrintInfo&, const WebCore::IntRect&, const WebCore::IntSize&, PassRefPtr<ImageCallback>);
 781     void drawPagesToPDF(WebFrameProxy*, const PrintInfo&, uint32_t first, uint32_t count, PassRefPtr<DataCallback>);
 782 #elif PLATFORM(GTK)
 783     void drawPagesForPrinting(WebFrameProxy*, const PrintInfo&, PassRefPtr<PrintFinishedCallback>);
 784 #endif
 785
 786     PageLoadState& pageLoadState() { return m_pageLoadState; }
 787
 788 #if PLATFORM(MAC)
 789     void handleAlternativeTextUIResult(const String& result);
 790 #endif
 791
 792     void saveDataToFileInDownloadsFolder(const String& suggestedFilename, const String& mimeType, const String& originatingURLString, API::Data*);
 793     void savePDFToFileInDownloadsFolder(const String& suggestedFilename, const String& originatingURLString, const IPC::DataReference&);
 794 #if PLATFORM(MAC)
 795     void savePDFToTemporaryFolderAndOpenWithNativeApplicationRaw(const String& suggestedFilename, const String& originatingURLString, const uint8_t* data, unsigned long size, const String& pdfUUID);
 796     void savePDFToTemporaryFolderAndOpenWithNativeApplication(const String& suggestedFilename, const String& originatingURLString, const IPC::DataReference&, const String& pdfUUID);
 797     void openPDFFromTemporaryFolderWithNativeApplication(const String& pdfUUID);
 798 #endif
 799
 800     WebCore::IntRect visibleScrollerThumbRect() const { return m_visibleScrollerThumbRect; }
 801
 802     uint64_t renderTreeSize() const { return m_renderTreeSize; }
 803
 804     void setShouldSendEventsSynchronously(bool sync) { m_shouldSendEventsSynchronously = sync; };
 805
 806     void printMainFrame();
 807
 808     void setMediaVolume(float);
 809     void setMayStartMediaWhenInWindow(bool);
 810
 811     // WebPopupMenuProxy::Client
 812     virtual NativeWebMouseEvent* currentlyProcessedMouseDownEvent();
 813
 814 #if PLATFORM(GTK) && USE(TEXTURE_MAPPER_GL)
 815     void setAcceleratedCompositingWindowId(uint64_t nativeWindowId);
 816 #endif
 817
 818     void setSuppressVisibilityUpdates(bool flag) { m_suppressVisibilityUpdates = flag; }
 819     bool suppressVisibilityUpdates() { return m_suppressVisibilityUpdates; }
 820
 821 #if PLATFORM(IOS)
 822     void didFinishScrolling(const WebCore::FloatPoint& contentOffset);
 823     void didFinishZooming(float newScale);
 824
 825     void tapHighlightAtPosition(const WebCore::FloatPoint&, uint64_t& requestID);
 826
 827     void blurAssistedNode();
 828 #endif
 829
 830     void postMessageToInjectedBundle(const String& messageName, API::Object* messageBody);
 831
 832 #if ENABLE(INPUT_TYPE_COLOR)
 833     void setColorPickerColor(const WebCore::Color&);
 834     void endColorPicker();
 835 #endif
 836
 837     WebCore::IntSize minimumLayoutSize() const { return m_minimumLayoutSize; }
 838     void setMinimumLayoutSize(const WebCore::IntSize&);
 839
 840     bool autoSizingShouldExpandToViewHeight() const { return m_autoSizingShouldExpandToViewHeight; }
 841     void setAutoSizingShouldExpandToViewHeight(bool);
 842
 843     bool mainFrameInViewSourceMode() const { return m_mainFrameInViewSourceMode; }
 844     void setMainFrameInViewSourceMode(bool);
 845
 846     void didReceiveAuthenticationChallengeProxy(uint64_t frameID, PassRefPtr<AuthenticationChallengeProxy>);
 847
 848     int64_t spellDocumentTag();
 849     void didFinishCheckingText(uint64_t requestID, const Vector<WebCore::TextCheckingResult>&);
 850     void didCancelCheckingText(uint64_t requestID);
 851
 852     void connectionWillOpen(IPC::Connection*);
 853     void connectionWillClose(IPC::Connection*);
 854
 855     void didSaveToPageCache();
 856
 857     void setScrollPinningBehavior(WebCore::ScrollPinningBehavior);
 858     WebCore::ScrollPinningBehavior scrollPinningBehavior() { return m_scrollPinningBehavior; }
 859
 860     bool shouldRecordNavigationSnapshots() const { return m_shouldRecordNavigationSnapshots; }
 861     void setShouldRecordNavigationSnapshots(bool shouldRecordSnapshots) { m_shouldRecordNavigationSnapshots = shouldRecordSnapshots; }
 862     void recordNavigationSnapshot();
 863
 864 #if PLATFORM(MAC)
 865     RetainPtr<CGImageRef> takeViewSnapshot();
 866 #endif
 867
 868 private:
 869     WebPageProxy(PageClient&, WebProcessProxy&, WebPageGroup&, API::Session&, uint64_t pageID);
 870     void platformInitialize();
 871
 872     void updateViewState(WebCore::ViewState::Flags flagsToUpdate = WebCore::ViewState::AllFlags);
 873
 874     void resetState();
 875     void resetStateAfterProcessExited();
 876
 877     void setUserAgent(const String&);
 878
 879     // IPC::MessageReceiver
 880     virtual void didReceiveMessage(IPC::Connection*, IPC::MessageDecoder&) override;
 881     virtual void didReceiveSyncMessage(IPC::Connection*, IPC::MessageDecoder&, std::unique_ptr<IPC::MessageEncoder>&) override;
 882
 883     // IPC::MessageSender
 884     virtual bool sendMessage(std::unique_ptr<IPC::MessageEncoder>, unsigned messageSendFlags) override;
 885     virtual IPC::Connection* messageSenderConnection() override;
 886     virtual uint64_t messageSenderDestinationID() override;
 887
 888     // WebPopupMenuProxy::Client
 889     virtual void valueChangedForPopupMenu(WebPopupMenuProxy*, int32_t newSelectedIndex);
 890     virtual void setTextFromItemForPopupMenu(WebPopupMenuProxy*, int32_t index);
 891 #if PLATFORM(GTK)
 892     virtual void failedToShowPopupMenu();
 893 #endif
 894
 895     // Implemented in generated WebPageProxyMessageReceiver.cpp
 896     void didReceiveWebPageProxyMessage(IPC::Connection*, IPC::MessageDecoder&);
 897     void didReceiveSyncWebPageProxyMessage(IPC::Connection*, IPC::MessageDecoder&, std::unique_ptr<IPC::MessageEncoder>&);
 898
 899     void didCreateMainFrame(uint64_t frameID);
 900     void didCreateSubframe(uint64_t frameID);
 901
 902     void didStartProvisionalLoadForFrame(uint64_t frameID, const String& url, const String& unreachableURL, IPC::MessageDecoder&);
 903     void didReceiveServerRedirectForProvisionalLoadForFrame(uint64_t frameID, const String&, IPC::MessageDecoder&);
 904     void didFailProvisionalLoadForFrame(uint64_t frameID, const WebCore::ResourceError&, IPC::MessageDecoder&);
 905     void didCommitLoadForFrame(uint64_t frameID, const String& mimeType, uint32_t frameLoadType, const WebCore::CertificateInfo&, IPC::MessageDecoder&);
 906     void didFinishDocumentLoadForFrame(uint64_t frameID, IPC::MessageDecoder&);
 907     void didFinishLoadForFrame(uint64_t frameID, IPC::MessageDecoder&);
 908     void didFailLoadForFrame(uint64_t frameID, const WebCore::ResourceError&, IPC::MessageDecoder&);
 909     void didSameDocumentNavigationForFrame(uint64_t frameID, uint32_t sameDocumentNavigationType, const String&, IPC::MessageDecoder&);
 910     void didReceiveTitleForFrame(uint64_t frameID, const String&, IPC::MessageDecoder&);
 911     void didFirstLayoutForFrame(uint64_t frameID, IPC::MessageDecoder&);
 912     void didFirstVisuallyNonEmptyLayoutForFrame(uint64_t frameID, IPC::MessageDecoder&);
 913     void didLayout(uint32_t layoutMilestones, IPC::MessageDecoder&);
 914     void didRemoveFrameFromHierarchy(uint64_t frameID, IPC::MessageDecoder&);
 915     void didDisplayInsecureContentForFrame(uint64_t frameID, IPC::MessageDecoder&);
 916     void didRunInsecureContentForFrame(uint64_t frameID, IPC::MessageDecoder&);
 917     void didDetectXSSForFrame(uint64_t frameID, IPC::MessageDecoder&);
 918     void frameDidBecomeFrameSet(uint64_t frameID, bool);
 919     void didStartProgress();
 920     void didChangeProgress(double);
 921     void didFinishProgress();
 922
 923     void decidePolicyForNavigationAction(uint64_t frameID, const NavigationActionData&, uint64_t originatingFrameID, const WebCore::ResourceRequest& originalRequest, const WebCore::ResourceRequest&, uint64_t listenerID, IPC::MessageDecoder&, bool& receivedPolicyAction, uint64_t& policyAction, uint64_t& downloadID);
 924     void decidePolicyForNewWindowAction(uint64_t frameID, const NavigationActionData&, const WebCore::ResourceRequest&, const String& frameName, uint64_t listenerID, IPC::MessageDecoder&);
 925     void decidePolicyForResponse(uint64_t frameID, const WebCore::ResourceResponse&, const WebCore::ResourceRequest&, bool canShowMIMEType, uint64_t listenerID, IPC::MessageDecoder&);
 926     void decidePolicyForResponseSync(uint64_t frameID, const WebCore::ResourceResponse&, const WebCore::ResourceRequest&, bool canShowMIMEType, uint64_t listenerID, IPC::MessageDecoder&, bool& receivedPolicyAction, uint64_t& policyAction, uint64_t& downloadID);
 927     void unableToImplementPolicy(uint64_t frameID, const WebCore::ResourceError&, IPC::MessageDecoder&);
 928
 929     void willSubmitForm(uint64_t frameID, uint64_t sourceFrameID, const Vector<std::pair<String, String>>& textFieldValues, uint64_t listenerID, IPC::MessageDecoder&);
 930
 931     // UI client
 932     void createNewPage(const WebCore::ResourceRequest&, const WebCore::WindowFeatures&, uint32_t modifiers, int32_t mouseButton, uint64_t& newPageID, WebPageCreationParameters&);
 933     void showPage();
 934     void closePage(bool stopResponsivenessTimer);
 935     void runJavaScriptAlert(uint64_t frameID, const String&);
 936     void runJavaScriptConfirm(uint64_t frameID, const String&, bool& result);
 937     void runJavaScriptPrompt(uint64_t frameID, const String&, const String&, String& result);
 938     void shouldInterruptJavaScript(bool& result);
 939     void setStatusText(const String&);
 940     void mouseDidMoveOverElement(const WebHitTestResult::Data& hitTestResultData, uint32_t modifiers, IPC::MessageDecoder&);
 941 #if ENABLE(NETSCAPE_PLUGIN_API)
 942     void unavailablePluginButtonClicked(uint32_t opaquePluginUnavailabilityReason, const String& mimeType, const String& pluginURLString, const String& pluginsPageURLString, const String& frameURLString, const String& pageURLString);
 943 #endif // ENABLE(NETSCAPE_PLUGIN_API)
 944 #if ENABLE(WEBGL)
 945     void webGLPolicyForURL(const String& url, uint32_t& loadPolicy);
 946 #endif // ENABLE(WEBGL)
 947     void setToolbarsAreVisible(bool toolbarsAreVisible);
 948     void getToolbarsAreVisible(bool& toolbarsAreVisible);
 949     void setMenuBarIsVisible(bool menuBarIsVisible);
 950     void getMenuBarIsVisible(bool& menuBarIsVisible);
 951     void setStatusBarIsVisible(bool statusBarIsVisible);
 952     void getStatusBarIsVisible(bool& statusBarIsVisible);
 953     void setIsResizable(bool isResizable);
 954     void getIsResizable(bool& isResizable);
 955     void setWindowFrame(const WebCore::FloatRect&);
 956     void getWindowFrame(WebCore::FloatRect&);
 957     void screenToWindow(const WebCore::IntPoint& screenPoint, WebCore::IntPoint& windowPoint);
 958     void windowToScreen(const WebCore::IntRect& viewRect, WebCore::IntRect& result);
 959     void runBeforeUnloadConfirmPanel(const String& message, uint64_t frameID, bool& shouldClose);
 960     void didChangeViewportProperties(const WebCore::ViewportAttributes&);
 961     void pageDidScroll();
 962     void runOpenPanel(uint64_t frameID, const WebCore::FileChooserSettings&);
 963     void printFrame(uint64_t frameID);
 964     void exceededDatabaseQuota(uint64_t frameID, const String& originIdentifier, const String& databaseName, const String& displayName, uint64_t currentQuota, uint64_t currentOriginUsage, uint64_t currentDatabaseUsage, uint64_t expectedUsage, PassRefPtr<Messages::WebPageProxy::ExceededDatabaseQuota::DelayedReply>);
 965     void requestGeolocationPermissionForFrame(uint64_t geolocationID, uint64_t frameID, String originIdentifier);
 966     void runModal();
 967     void notifyScrollerThumbIsVisibleInRect(const WebCore::IntRect&);
 968     void recommendedScrollbarStyleDidChange(int32_t newStyle);
 969     void didChangeScrollbarsForMainFrame(bool hasHorizontalScrollbar, bool hasVerticalScrollbar);
 970     void didChangeScrollOffsetPinningForMainFrame(bool pinnedToLeftSide, bool pinnedToRightSide, bool pinnedToTopSide, bool pinnedToBottomSide);
 971     void didChangePageCount(unsigned);
 972 #if ENABLE(NETSCAPE_PLUGIN_API)
 973     void didFailToInitializePlugin(const String& mimeType, const String& frameURLString, const String& pageURLString);
 974     void didBlockInsecurePluginVersion(const String& mimeType, const String& pluginURLString, const String& frameURLString, const String& pageURLString, bool replacementObscured);
 975 #endif // ENABLE(NETSCAPE_PLUGIN_API)
 976     void setCanShortCircuitHorizontalWheelEvents(bool canShortCircuitHorizontalWheelEvents) { m_canShortCircuitHorizontalWheelEvents = canShortCircuitHorizontalWheelEvents; }
 977
 978     void reattachToWebProcess();
 979     void reattachToWebProcessWithItem(WebBackForwardListItem*);
 980
 981     void requestNotificationPermission(uint64_t notificationID, const String& originString);
 982     void showNotification(const String& title, const String& body, const String& iconURL, const String& tag, const String& lang, const String& dir, const String& originString, uint64_t notificationID);
 983     void cancelNotification(uint64_t notificationID);
 984     void clearNotifications(const Vector<uint64_t>& notificationIDs);
 985     void didDestroyNotification(uint64_t notificationID);
 986
 987 #if USE(TILED_BACKING_STORE)
 988     void pageDidRequestScroll(const WebCore::IntPoint&);
 989     void pageTransitionViewportReady();
 990 #endif
 991 #if USE(COORDINATED_GRAPHICS)
 992     void didFindZoomableArea(const WebCore::IntPoint&, const WebCore::IntRect&);
 993 #endif
 994 #if PLATFORM(EFL) || PLATFORM(IOS)
 995     void didChangeContentSize(const WebCore::IntSize&);
 996 #endif
 997
 998 #if ENABLE(TOUCH_EVENTS)
 999     void needTouchEvents(bool);
1000 #endif
1001
1002 #if ENABLE(INPUT_TYPE_COLOR)
1003     void showColorPicker(const WebCore::Color& initialColor, const WebCore::IntRect&);
1004     void didChooseColor(const WebCore::Color&);
1005     void didEndColorPicker();
1006 #endif
1007
1008     void editorStateChanged(const EditorState&);
1009
1010     // Back/Forward list management
1011     void backForwardAddItem(uint64_t itemID);
1012     void backForwardGoToItem(uint64_t itemID, SandboxExtension::Handle&);
1013     void backForwardItemAtIndex(int32_t index, uint64_t& itemID);
1014     void backForwardBackListCount(int32_t& count);
1015     void backForwardForwardListCount(int32_t& count);
1016     void backForwardClear();
1017
1018     // Undo management
1019     void registerEditCommandForUndo(uint64_t commandID, uint32_t editAction);
1020     void clearAllEditCommands();
1021     void canUndoRedo(uint32_t action, bool& result);
1022     void executeUndoRedo(uint32_t action, bool& result);
1023
1024     // Keyboard handling
1025 #if PLATFORM(MAC)
1026     void interpretQueuedKeyEvent(const EditorState&, bool& handled, Vector<WebCore::KeypressCommand>&);
1027     void executeSavedCommandBySelector(const String& selector, bool& handled);
1028 #endif
1029
1030 #if PLATFORM(GTK)
1031     void getEditorCommandsForKeyEvent(const AtomicString&, Vector<String>&);
1032     void bindAccessibilityTree(const String&);
1033 #endif
1034 #if PLATFORM(EFL)
1035     void getEditorCommandsForKeyEvent(Vector<String>&);
1036 #endif
1037
1038     // Popup Menu.
1039     void showPopupMenu(const WebCore::IntRect& rect, uint64_t textDirection, const Vector<WebPopupItem>& items, int32_t selectedIndex, const PlatformPopupMenuData&);
1040     void hidePopupMenu();
1041
1042 #if ENABLE(CONTEXT_MENUS)
1043     // Context Menu.
1044     void showContextMenu(const WebCore::IntPoint& menuLocation, const WebHitTestResult::Data&, const Vector<WebContextMenuItemData>&, IPC::MessageDecoder&);
1045     void internalShowContextMenu(const WebCore::IntPoint& menuLocation, const WebHitTestResult::Data&, const Vector<WebContextMenuItemData>&, IPC::MessageDecoder&);
1046 #endif
1047
1048     // Search popup results
1049     void saveRecentSearches(const String&, const Vector<String>&);
1050     void loadRecentSearches(const String&, Vector<String>&);
1051
1052 #if PLATFORM(MAC)
1053     // Speech.
1054     void getIsSpeaking(bool&);
1055     void speak(const String&);
1056     void stopSpeaking();
1057
1058     // Spotlight.
1059     void searchWithSpotlight(const String&);
1060
1061     void searchTheWeb(const String&);
1062
1063     // Dictionary.
1064     void didPerformDictionaryLookup(const AttributedString&, const DictionaryPopupInfo&);
1065 #endif
1066
1067     // Spelling and grammar.
1068 #if USE(UNIFIED_TEXT_CHECKING)
1069     void checkTextOfParagraph(const String& text, uint64_t checkingTypes, Vector<WebCore::TextCheckingResult>& results);
1070 #endif
1071     void checkSpellingOfString(const String& text, int32_t& misspellingLocation, int32_t& misspellingLength);
1072     void checkGrammarOfString(const String& text, Vector<WebCore::GrammarDetail>&, int32_t& badGrammarLocation, int32_t& badGrammarLength);
1073     void spellingUIIsShowing(bool&);
1074     void updateSpellingUIWithMisspelledWord(const String& misspelledWord);
1075     void updateSpellingUIWithGrammarString(const String& badGrammarPhrase, const WebCore::GrammarDetail&);
1076     void getGuessesForWord(const String& word, const String& context, Vector<String>& guesses);
1077     void learnWord(const String& word);
1078     void ignoreWord(const String& word);
1079     void requestCheckingOfString(uint64_t requestID, const WebCore::TextCheckingRequestData&);
1080
1081     void setFocus(bool focused);
1082     void takeFocus(uint32_t direction);
1083     void setToolTip(const String&);
1084     void setCursor(const WebCore::Cursor&);
1085     void setCursorHiddenUntilMouseMoves(bool);
1086
1087     void didReceiveEvent(uint32_t opaqueType, bool handled);
1088     void stopResponsivenessTimer();
1089
1090     void voidCallback(uint64_t);
1091     void dataCallback(const IPC::DataReference&, uint64_t);
1092     void imageCallback(const ShareableBitmap::Handle&, uint64_t);
1093     void stringCallback(const String&, uint64_t);
1094     void scriptValueCallback(const IPC::DataReference&, uint64_t);
1095     void computedPagesCallback(const Vector<WebCore::IntRect>&, double totalScaleFactorForPrinting, uint64_t);
1096     void validateCommandCallback(const String&, bool, int, uint64_t);
1097 #if PLATFORM(IOS)
1098     void gestureCallback(const WebCore::IntPoint&, uint32_t, uint32_t, uint32_t, uint64_t);
1099     void touchesCallback(const WebCore::IntPoint&, uint32_t, uint64_t);
1100     void autocorrectionDataCallback(const Vector<WebCore::FloatRect>&, const String&, float, uint64_t, uint64_t);
1101     void autocorrectionContextCallback(const String&, const String&, const String&, const String&, uint64_t, uint64_t, uint64_t);
1102     void interpretKeyEvent(const EditorState&, bool isCharEvent, bool& handled);
1103 #endif
1104 #if PLATFORM(GTK)
1105     void printFinishedCallback(const WebCore::ResourceError&, uint64_t);
1106 #endif
1107
1108     void focusedFrameChanged(uint64_t frameID);
1109     void frameSetLargestFrameChanged(uint64_t frameID);
1110
1111     void canAuthenticateAgainstProtectionSpaceInFrame(uint64_t frameID, const WebCore::ProtectionSpace&, bool& canAuthenticate);
1112     void didReceiveAuthenticationChallenge(uint64_t frameID, const WebCore::AuthenticationChallenge&, uint64_t challengeID);
1113
1114 #if PLATFORM(MAC)
1115     void pluginFocusOrWindowFocusChanged(uint64_t pluginComplexTextInputIdentifier, bool pluginHasFocusAndWindowHasFocus);
1116     void setPluginComplexTextInputState(uint64_t pluginComplexTextInputIdentifier, uint64_t complexTextInputState);
1117 #endif
1118
1119     bool maybeInitializeSandboxExtensionHandle(const WebCore::URL&, SandboxExtension::Handle&);
1120
1121 #if PLATFORM(MAC) && !PLATFORM(IOS)
1122     void substitutionsPanelIsShowing(bool&);
1123     void showCorrectionPanel(int32_t panelType, const WebCore::FloatRect& boundingBoxOfReplacedString, const String& replacedString, const String& replacementString, const Vector<String>& alternativeReplacementStrings);
1124     void dismissCorrectionPanel(int32_t reason);
1125     void dismissCorrectionPanelSoon(int32_t reason, String& result);
1126     void recordAutocorrectionResponse(int32_t responseType, const String& replacedString, const String& replacementString);
1127
1128 #if USE(DICTATION_ALTERNATIVES)
1129     void showDictationAlternativeUI(const WebCore::FloatRect& boundingBoxOfDictatedText, uint64_t dictationContext);
1130     void removeDictationAlternatives(uint64_t dictationContext);
1131     void dictationAlternatives(uint64_t dictationContext, Vector<String>& result);
1132 #endif
1133 #endif // PLATFORM(MAC) && !PLATFORM(IOS)
1134
1135 #if PLATFORM(IOS)
1136     void mainDocumentDidReceiveMobileDocType();
1137
1138     void didGetTapHighlightGeometries(uint64_t requestID, const WebCore::Color& color, const Vector<WebCore::FloatQuad>& geometries, const WebCore::IntSize& topLeftRadius, const WebCore::IntSize& topRightRadius, const WebCore::IntSize& bottomLeftRadius, const WebCore::IntSize& bottomRightRadius);
1139
1140     void didChangeViewportArguments(const WebCore::ViewportArguments& viewportArguments);
1141
1142     void startAssistingNode(const WebCore::IntRect&, bool hasNextFocusable, bool hasPreviousFocusable);
1143     void stopAssistingNode();
1144     void notifyRevealedSelection();
1145 #endif // PLATFORM(IOS)
1146
1147 #if USE(SOUP) && !ENABLE(CUSTOM_PROTOCOLS)
1148     void didReceiveURIRequest(String uriString, uint64_t requestID);
1149 #endif
1150
1151     void clearLoadDependentCallbacks();
1152
1153     void performDragControllerAction(DragControllerAction, WebCore::DragData&, const String& dragStorageName, const SandboxExtension::Handle&, const SandboxExtension::HandleArray&);
1154
1155     void updateBackingStoreDiscardableState();
1156
1157     void setRenderTreeSize(uint64_t treeSize) { m_renderTreeSize = treeSize; }
1158
1159 #if PLUGIN_ARCHITECTURE(X11)
1160     void createPluginContainer(uint64_t& windowID);
1161     void windowedPluginGeometryDidChange(const WebCore::IntRect& frameRect, const WebCore::IntRect& clipRect, uint64_t windowID);
1162 #endif
1163
1164     void processNextQueuedWheelEvent();
1165     void sendWheelEvent(const WebWheelEvent&);
1166
1167 #if ENABLE(NETSCAPE_PLUGIN_API)
1168     void findPlugin(const String& mimeType, uint32_t processType, const String& urlString, const String& frameURLString, const String& pageURLString, bool allowOnlyApplicationPlugins, uint64_t& pluginProcessToken, String& newMIMEType, uint32_t& pluginLoadPolicy, String& unavailabilityDescription);
1169 #endif
1170
1171     PageClient& m_pageClient;
1172     std::unique_ptr<API::LoaderClient> m_loaderClient;
1173     std::unique_ptr<API::PolicyClient> m_policyClient;
1174     WebFormClient m_formClient;
1175     WebUIClient m_uiClient;
1176 #if PLATFORM(EFL)
1177     WebUIPopupMenuClient m_uiPopupMenuClient;
1178 #endif
1179     WebFindClient m_findClient;
1180     WebFindMatchesClient m_findMatchesClient;
1181 #if ENABLE(CONTEXT_MENUS)
1182     WebPageContextMenuClient m_contextMenuClient;
1183 #endif
1184
1185     std::unique_ptr<DrawingAreaProxy> m_drawingArea;
1186 #if ENABLE(ASYNC_SCROLLING)
1187     std::unique_ptr<RemoteScrollingCoordinatorProxy> m_scrollingCoordinatorProxy;
1188 #endif
1189
1190     Ref<WebProcessProxy> m_process;
1191     Ref<WebPageGroup> m_pageGroup;
1192     RefPtr<WebFrameProxy> m_mainFrame;
1193     RefPtr<WebFrameProxy> m_focusedFrame;
1194     RefPtr<WebFrameProxy> m_frameSetLargestFrame;
1195
1196     String m_userAgent;
1197     String m_applicationNameForUserAgent;
1198     String m_customUserAgent;
1199     String m_customTextEncodingName;
1200
1201 #if ENABLE(INSPECTOR)
1202     RefPtr<WebInspectorProxy> m_inspector;
1203 #endif
1204
1205 #if ENABLE(FULLSCREEN_API)
1206     RefPtr<WebFullScreenManagerProxy> m_fullScreenManager;
1207 #endif
1208
1209 #if ENABLE(VIBRATION)
1210     RefPtr<WebVibrationProxy> m_vibration;
1211 #endif
1212
1213     HashMap<uint64_t, RefPtr<VoidCallback>> m_voidCallbacks;
1214     HashMap<uint64_t, RefPtr<DataCallback>> m_dataCallbacks;
1215     HashMap<uint64_t, RefPtr<ImageCallback>> m_imageCallbacks;
1216     HashMap<uint64_t, RefPtr<StringCallback>> m_stringCallbacks;
1217     HashSet<uint64_t> m_loadDependentStringCallbackIDs;
1218     HashMap<uint64_t, RefPtr<ScriptValueCallback>> m_scriptValueCallbacks;
1219     HashMap<uint64_t, RefPtr<ComputedPagesCallback>> m_computedPagesCallbacks;
1220     HashMap<uint64_t, RefPtr<ValidateCommandCallback>> m_validateCommandCallbacks;
1221 #if PLATFORM(IOS)
1222     HashMap<uint64_t, RefPtr<GestureCallback>> m_gestureCallbacks;
1223     HashMap<uint64_t, RefPtr<TouchesCallback>> m_touchesCallbacks;
1224     HashMap<uint64_t, RefPtr<AutocorrectionDataCallback>> m_autocorrectionCallbacks;
1225     HashMap<uint64_t, RefPtr<AutocorrectionContextCallback>> m_autocorrectionContextCallbacks;
1226 #endif
1227 #if PLATFORM(GTK)
1228     HashMap<uint64_t, RefPtr<PrintFinishedCallback>> m_printFinishedCallbacks;
1229 #endif
1230
1231     HashSet<WebEditCommandProxy*> m_editCommandSet;
1232
1233 #if PLATFORM(MAC)
1234     HashSet<String> m_knownKeypressCommandNames;
1235 #endif
1236
1237     RefPtr<WebPopupMenuProxy> m_activePopupMenu;
1238     RefPtr<WebContextMenuProxy> m_activeContextMenu;
1239     WebHitTestResult::Data m_activeContextMenuHitTestResultData;
1240     RefPtr<WebOpenPanelResultListenerProxy> m_openPanelResultListener;
1241     GeolocationPermissionRequestManagerProxy m_geolocationPermissionRequestManager;
1242     NotificationPermissionRequestManagerProxy m_notificationPermissionRequestManager;
1243
1244     WebCore::ViewState::Flags m_viewState;
1245
1246     bool m_canGoBack;
1247     bool m_canGoForward;
1248     Ref<WebBackForwardList> m_backForwardList;
1249
1250     bool m_maintainsInactiveSelection;
1251
1252     String m_toolTip;
1253
1254     String m_urlAtProcessExit;
1255     FrameLoadState::State m_loadStateAtProcessExit;
1256
1257     EditorState m_editorState;
1258     bool m_temporarilyClosedComposition; // Editor state changed from hasComposition to !hasComposition, but that was only with shouldIgnoreCompositionSelectionChange yet.
1259
1260     double m_textZoomFactor;
1261     double m_pageZoomFactor;
1262     double m_pageScaleFactor;
1263     float m_intrinsicDeviceScaleFactor;
1264     float m_customDeviceScaleFactor;
1265
1266     LayerHostingMode m_layerHostingMode;
1267
1268     bool m_drawsBackground;
1269     bool m_drawsTransparentBackground;
1270
1271     WebCore::Color m_underlayColor;
1272
1273     bool m_areMemoryCacheClientCallsEnabled;
1274
1275     bool m_useFixedLayout;
1276     WebCore::IntSize m_fixedLayoutSize;
1277
1278     bool m_suppressScrollbarAnimations;
1279
1280     WebCore::Pagination::Mode m_paginationMode;
1281     bool m_paginationBehavesLikeColumns;
1282     double m_pageLength;
1283     double m_gapBetweenPages;
1284
1285     // If the process backing the web page is alive and kicking.
1286     bool m_isValid;
1287
1288     // Whether WebPageProxy::close() has been called on this page.
1289     bool m_isClosed;
1290
1291     // Whether it can run modal child web pages.
1292     bool m_canRunModal;
1293
1294     bool m_isInPrintingMode;
1295     bool m_isPerformingDOMPrintOperation;
1296
1297     bool m_inDecidePolicyForResponseSync;
1298     const WebCore::ResourceRequest* m_decidePolicyForResponseRequest;
1299     bool m_syncMimeTypePolicyActionIsValid;
1300     WebCore::PolicyAction m_syncMimeTypePolicyAction;
1301     uint64_t m_syncMimeTypePolicyDownloadID;
1302
1303     bool m_inDecidePolicyForNavigationAction;
1304     bool m_syncNavigationActionPolicyActionIsValid;
1305     WebCore::PolicyAction m_syncNavigationActionPolicyAction;
1306     uint64_t m_syncNavigationActionPolicyDownloadID;
1307
1308     Deque<NativeWebKeyboardEvent> m_keyEventQueue;
1309     Deque<NativeWebWheelEvent> m_wheelEventQueue;
1310     Deque<OwnPtr<Vector<NativeWebWheelEvent>>> m_currentlyProcessedWheelEvents;
1311
1312     bool m_processingMouseMoveEvent;
1313     OwnPtr<NativeWebMouseEvent> m_nextMouseMoveEvent;
1314     OwnPtr<NativeWebMouseEvent> m_currentlyProcessedMouseDownEvent;
1315
1316 #if ENABLE(TOUCH_EVENTS)
1317     bool m_needTouchEvents;
1318     Deque<QueuedTouchEvents> m_touchEventQueue;
1319 #endif
1320 #if ENABLE(INPUT_TYPE_COLOR)
1321     RefPtr<WebColorPicker> m_colorPicker;
1322     RefPtr<WebColorPickerResultListenerProxy> m_colorPickerResultListener;
1323 #endif
1324
1325     uint64_t m_pageID;
1326     Ref<API::Session> m_session;
1327
1328     bool m_isPageSuspended;
1329
1330 #if PLATFORM(MAC)
1331     bool m_isSmartInsertDeleteEnabled;
1332 #endif
1333
1334 #if PLATFORM(GTK)
1335     String m_accessibilityPlugID;
1336 #endif
1337
1338     int64_t m_spellDocumentTag;
1339     bool m_hasSpellDocumentTag;
1340     unsigned m_pendingLearnOrIgnoreWordMessageCount;
1341
1342 #if ENABLE(DRAG_SUPPORT)
1343     WebCore::DragSession m_currentDragSession;
1344 #endif
1345
1346     PageLoadState m_pageLoadState;
1347
1348     bool m_mainFrameHasHorizontalScrollbar;
1349     bool m_mainFrameHasVerticalScrollbar;
1350
1351     // Whether horizontal wheel events can be handled directly for swiping purposes.
1352     bool m_canShortCircuitHorizontalWheelEvents;
1353
1354     bool m_mainFrameIsPinnedToLeftSide;
1355     bool m_mainFrameIsPinnedToRightSide;
1356     bool m_mainFrameIsPinnedToTopSide;
1357     bool m_mainFrameIsPinnedToBottomSide;
1358
1359     bool m_useLegacyImplicitRubberBandControl;
1360     bool m_rubberBandsAtLeft;
1361     bool m_rubberBandsAtRight;
1362     bool m_rubberBandsAtTop;
1363     bool m_rubberBandsAtBottom;
1364
1365     bool m_backgroundExtendsBeyondPage;
1366
1367     bool m_mainFrameInViewSourceMode;
1368
1369     bool m_shouldRecordNavigationSnapshots;
1370
1371     unsigned m_pageCount;
1372
1373     WebCore::IntRect m_visibleScrollerThumbRect;
1374
1375     uint64_t m_renderTreeSize;
1376
1377     bool m_shouldSendEventsSynchronously;
1378
1379     bool m_suppressVisibilityUpdates;
1380     bool m_autoSizingShouldExpandToViewHeight;
1381     WebCore::IntSize m_minimumLayoutSize;
1382
1383     float m_mediaVolume;
1384     bool m_mayStartMediaWhenInWindow;
1385
1386     bool m_waitingForDidUpdateViewState;
1387
1388 #if PLATFORM(MAC)
1389     HashMap<String, String> m_temporaryPDFFiles;
1390 #endif
1391
1392     WebCore::ScrollPinningBehavior m_scrollPinningBehavior;
1393 };
1394
1395 } // namespace WebKit
1396
1397 #endif // WebPageProxy_h