| /* |
| * Copyright (C) 1998, 1999 Torben Weis <weis@kde.org> |
| * 1999-2001 Lars Knoll <knoll@kde.org> |
| * 1999-2001 Antti Koivisto <koivisto@kde.org> |
| * 2000-2001 Simon Hausmann <hausmann@kde.org> |
| * 2000-2001 Dirk Mueller <mueller@kde.org> |
| * 2000 Stefan Schimanski <1Stein@gmx.de> |
| * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights reserved. |
| * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies) |
| * Copyright (C) 2008 Eric Seidel <eric@webkit.org> |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Library General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Library General Public License for more details. |
| * |
| * You should have received a copy of the GNU Library General Public License |
| * along with this library; see the file COPYING.LIB. If not, write to |
| * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| * Boston, MA 02110-1301, USA. |
| */ |
| |
| #ifndef Frame_h |
| #define Frame_h |
| |
| #include "AdjustViewSizeOrNot.h" |
| #include "DragImage.h" |
| #include "FrameLoader.h" |
| #include "FrameTree.h" |
| #include "IntRect.h" |
| #include "NavigationScheduler.h" |
| #include "ScrollTypes.h" |
| #include "UserScriptTypes.h" |
| #include <wtf/RefCounted.h> |
| |
| #if PLATFORM(WIN) |
| #include "FrameWin.h" |
| #endif |
| |
| #if USE(TILED_BACKING_STORE) |
| #include "TiledBackingStoreClient.h" |
| #endif |
| |
| #if PLATFORM(WIN) |
| typedef struct HBITMAP__* HBITMAP; |
| #endif |
| |
| namespace WebCore { |
| |
| class AnimationController; |
| class Color; |
| class Document; |
| class Editor; |
| class Element; |
| class EventHandler; |
| class FrameDestructionObserver; |
| class FrameSelection; |
| class FrameView; |
| class HTMLTableCellElement; |
| class IntRect; |
| class Node; |
| class Range; |
| class RegularExpression; |
| class RenderPart; |
| class RenderView; |
| class ScriptController; |
| class Settings; |
| class TiledBackingStore; |
| class TreeScope; |
| class VisiblePosition; |
| |
| #if !USE(TILED_BACKING_STORE) |
| class TiledBackingStoreClient { }; |
| #endif |
| |
| |
| enum { |
| LayerTreeFlagsIncludeDebugInfo = 1 << 0, |
| LayerTreeFlagsIncludeVisibleRects = 1 << 1, |
| LayerTreeFlagsIncludeTileCaches = 1 << 2, |
| LayerTreeFlagsIncludeRepaintRects = 1 << 3, |
| LayerTreeFlagsIncludePaintingPhases = 1 << 4 |
| }; |
| typedef unsigned LayerTreeFlags; |
| |
| class Frame : public RefCounted<Frame>, public TiledBackingStoreClient { |
| public: |
| static PassRefPtr<Frame> create(Page*, HTMLFrameOwnerElement*, FrameLoaderClient*); |
| |
| void init(); |
| void setView(PassRefPtr<FrameView>); |
| void createView(const IntSize&, const Color&, bool, |
| const IntSize& fixedLayoutSize = IntSize(), const IntRect& fixedVisibleContentRect = IntRect(), |
| bool useFixedLayout = false, ScrollbarMode = ScrollbarAuto, bool horizontalLock = false, |
| ScrollbarMode = ScrollbarAuto, bool verticalLock = false); |
| |
| ~Frame(); |
| |
| void addDestructionObserver(FrameDestructionObserver*); |
| void removeDestructionObserver(FrameDestructionObserver*); |
| |
| void willDetachPage(); |
| void detachFromPage(); |
| void disconnectOwnerElement(); |
| |
| Page* page() const; |
| HTMLFrameOwnerElement* ownerElement() const; |
| |
| Document* document() const; |
| FrameView* view() const; |
| |
| Editor& editor() const; |
| EventHandler& eventHandler() const; |
| FrameLoader& loader() const; |
| NavigationScheduler* navigationScheduler() const; |
| FrameSelection* selection() const; |
| FrameTree* tree() const; |
| AnimationController* animation() const; |
| ScriptController& script(); |
| |
| RenderView* contentRenderer() const; // Root of the render tree for the document contained in this frame. |
| RenderPart* ownerRenderer() const; // Renderer for the element that contains this frame. |
| |
| #if ENABLE(PAGE_VISIBILITY_API) |
| void dispatchVisibilityStateChangeEvent(); |
| #endif |
| |
| // ======== All public functions below this point are candidates to move out of Frame into another class. ======== |
| |
| bool inScope(TreeScope*) const; |
| |
| void injectUserScripts(UserScriptInjectionTime); |
| |
| String layerTreeAsText(LayerTreeFlags = 0) const; |
| String trackedRepaintRectsAsText() const; |
| |
| static Frame* frameForWidget(const Widget*); |
| |
| Settings& settings() const { return *m_settings; } |
| |
| void setPrinting(bool printing, const FloatSize& pageSize, const FloatSize& originalPageSize, float maximumShrinkRatio, AdjustViewSizeOrNot); |
| bool shouldUsePrintingLayout() const; |
| FloatSize resizePageRectsKeepingRatio(const FloatSize& originalSize, const FloatSize& expectedSize); |
| |
| bool inViewSourceMode() const; |
| void setInViewSourceMode(bool = true); |
| |
| void setDocument(PassRefPtr<Document>); |
| |
| void setPageZoomFactor(float factor); |
| float pageZoomFactor() const { return m_pageZoomFactor; } |
| void setTextZoomFactor(float factor); |
| float textZoomFactor() const { return m_textZoomFactor; } |
| void setPageAndTextZoomFactors(float pageZoomFactor, float textZoomFactor); |
| |
| // Scale factor of this frame with respect to the container. |
| float frameScaleFactor() const; |
| |
| #if USE(ACCELERATED_COMPOSITING) |
| void deviceOrPageScaleFactorChanged(); |
| #endif |
| |
| #if ENABLE(ORIENTATION_EVENTS) |
| // Orientation is the interface orientation in degrees. Some examples are: |
| // 0 is straight up; -90 is when the device is rotated 90 clockwise; |
| // 90 is when rotated counter clockwise. |
| void sendOrientationChangeEvent(int orientation); |
| int orientation() const { return m_orientation; } |
| #endif |
| |
| void clearTimers(); |
| static void clearTimers(FrameView*, Document*); |
| |
| String documentTypeString() const; |
| |
| String displayStringModifiedByEncoding(const String&) const; |
| |
| DragImageRef nodeImage(Node*); |
| DragImageRef dragImageForSelection(); |
| |
| VisiblePosition visiblePositionForPoint(const IntPoint& framePoint); |
| Document* documentAtPoint(const IntPoint& windowPoint); |
| PassRefPtr<Range> rangeForPoint(const IntPoint& framePoint); |
| |
| String searchForLabelsAboveCell(RegularExpression*, HTMLTableCellElement*, size_t* resultDistanceFromStartOfCell); |
| String searchForLabelsBeforeElement(const Vector<String>& labels, Element*, size_t* resultDistance, bool* resultIsInCellAbove); |
| String matchLabelsAgainstElement(const Vector<String>& labels, Element*); |
| |
| void suspendActiveDOMObjectsAndAnimations(); |
| void resumeActiveDOMObjectsAndAnimations(); |
| bool activeDOMObjectsAndAnimationsSuspended() const { return m_activeDOMObjectsAndAnimationsSuspendedCount > 0; } |
| |
| // Should only be called on the main frame of a page. |
| void notifyChromeClientWheelEventHandlerCountChanged() const; |
| |
| bool isURLAllowed(const KURL&) const; |
| |
| // ======== |
| |
| private: |
| Frame(Page*, HTMLFrameOwnerElement*, FrameLoaderClient*); |
| |
| void injectUserScriptsForWorld(DOMWrapperWorld*, const UserScriptVector&, UserScriptInjectionTime); |
| |
| HashSet<FrameDestructionObserver*> m_destructionObservers; |
| |
| Page* m_page; |
| const RefPtr<Settings> m_settings; |
| mutable FrameTree m_treeNode; |
| mutable FrameLoader m_loader; |
| mutable NavigationScheduler m_navigationScheduler; |
| |
| HTMLFrameOwnerElement* m_ownerElement; |
| RefPtr<FrameView> m_view; |
| RefPtr<Document> m_doc; |
| |
| OwnPtr<ScriptController> m_script; |
| const OwnPtr<Editor> m_editor; |
| OwnPtr<FrameSelection> m_selection; |
| const OwnPtr<EventHandler> m_eventHandler; |
| OwnPtr<AnimationController> m_animationController; |
| |
| float m_pageZoomFactor; |
| float m_textZoomFactor; |
| |
| #if ENABLE(ORIENTATION_EVENTS) |
| int m_orientation; |
| #endif |
| |
| bool m_inViewSourceMode; |
| |
| #if USE(TILED_BACKING_STORE) |
| // FIXME: The tiled backing store belongs in FrameView, not Frame. |
| |
| public: |
| TiledBackingStore* tiledBackingStore() const { return m_tiledBackingStore.get(); } |
| void setTiledBackingStoreEnabled(bool); |
| |
| private: |
| // TiledBackingStoreClient interface |
| virtual void tiledBackingStorePaintBegin(); |
| virtual void tiledBackingStorePaint(GraphicsContext*, const IntRect&); |
| virtual void tiledBackingStorePaintEnd(const Vector<IntRect>& paintedArea); |
| virtual IntRect tiledBackingStoreContentsRect(); |
| virtual IntRect tiledBackingStoreVisibleRect(); |
| virtual Color tiledBackingStoreBackgroundColor() const; |
| |
| OwnPtr<TiledBackingStore> m_tiledBackingStore; |
| #endif |
| |
| int m_activeDOMObjectsAndAnimationsSuspendedCount; |
| }; |
| |
| inline void Frame::init() |
| { |
| m_loader.init(); |
| } |
| |
| inline FrameLoader& Frame::loader() const |
| { |
| return m_loader; |
| } |
| |
| inline NavigationScheduler* Frame::navigationScheduler() const |
| { |
| return &m_navigationScheduler; |
| } |
| |
| inline FrameView* Frame::view() const |
| { |
| return m_view.get(); |
| } |
| |
| inline ScriptController& Frame::script() |
| { |
| return *m_script; |
| } |
| |
| inline Document* Frame::document() const |
| { |
| return m_doc.get(); |
| } |
| |
| inline FrameSelection* Frame::selection() const |
| { |
| return m_selection.get(); |
| } |
| |
| inline Editor& Frame::editor() const |
| { |
| return *m_editor; |
| } |
| |
| inline AnimationController* Frame::animation() const |
| { |
| return m_animationController.get(); |
| } |
| |
| inline HTMLFrameOwnerElement* Frame::ownerElement() const |
| { |
| return m_ownerElement; |
| } |
| |
| inline bool Frame::inViewSourceMode() const |
| { |
| return m_inViewSourceMode; |
| } |
| |
| inline void Frame::setInViewSourceMode(bool mode) |
| { |
| m_inViewSourceMode = mode; |
| } |
| |
| inline FrameTree* Frame::tree() const |
| { |
| return &m_treeNode; |
| } |
| |
| inline Page* Frame::page() const |
| { |
| return m_page; |
| } |
| |
| inline void Frame::detachFromPage() |
| { |
| m_page = 0; |
| } |
| |
| inline EventHandler& Frame::eventHandler() const |
| { |
| return *m_eventHandler; |
| } |
| |
| } // namespace WebCore |
| |
| #endif // Frame_h |
