author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Tue, 27 Apr 2010 17:46:17 +0300 | |
branch | RCL_3 |
changeset 38 | 4917f9bf7995 |
parent 0 | dd21522fd290 |
permissions | -rw-r--r-- |
0
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/* |
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* Copyright (C) 2007 Apple Inc. All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in the |
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* documentation and/or other materials provided with the distribution. |
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* |
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* THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY |
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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*/ |
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#ifndef DragController_h |
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#define DragController_h |
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#include "DragActions.h" |
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#include "DragImage.h" |
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#include "IntPoint.h" |
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#include "IntRect.h" |
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#include "KURL.h" |
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namespace WebCore { |
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class Clipboard; |
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class Document; |
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class DragClient; |
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class DragData; |
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class Element; |
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class Frame; |
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class Image; |
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class Node; |
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class Page; |
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class PlatformMouseEvent; |
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class Range; |
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class SelectionController; |
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class DragController { |
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public: |
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DragController(Page*, DragClient*); |
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~DragController(); |
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DragClient* client() const { return m_client; } |
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DragOperation dragEntered(DragData*); |
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void dragExited(DragData*); |
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DragOperation dragUpdated(DragData*); |
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bool performDrag(DragData*); |
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//FIXME: It should be possible to remove a number of these accessors once all |
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//drag logic is in WebCore |
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void setDidInitiateDrag(bool initiated) { m_didInitiateDrag = initiated; } |
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bool didInitiateDrag() const { return m_didInitiateDrag; } |
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void setIsHandlingDrag(bool handling) { m_isHandlingDrag = handling; } |
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bool isHandlingDrag() const { return m_isHandlingDrag; } |
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void setDragOperation(DragOperation dragOp) { m_dragOperation = dragOp; } |
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DragOperation dragOperation() const { return m_dragOperation; } |
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void setDraggingImageURL(const KURL& url) { m_draggingImageURL = url; } |
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const KURL& draggingImageURL() const { return m_draggingImageURL; } |
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void setDragInitiator(Document* initiator) { m_dragInitiator = initiator; m_didInitiateDrag = true; } |
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Document* dragInitiator() const { return m_dragInitiator; } |
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void setDragOffset(const IntPoint& offset) { m_dragOffset = offset; } |
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const IntPoint& dragOffset() const { return m_dragOffset; } |
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DragSourceAction dragSourceAction() const { return m_dragSourceAction; } |
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Document* document() const { return m_document; } |
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DragDestinationAction dragDestinationAction() const { return m_dragDestinationAction; } |
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DragSourceAction delegateDragSourceAction(const IntPoint& pagePoint); |
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bool mayStartDragAtEventLocation(const Frame*, const IntPoint& framePos); |
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void dragEnded(); |
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void placeDragCaret(const IntPoint&); |
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bool startDrag(Frame* src, Clipboard*, DragOperation srcOp, const PlatformMouseEvent& dragEvent, const IntPoint& dragOrigin, bool isDHTMLDrag); |
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static const IntSize& maxDragImageSize(); |
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static const int LinkDragBorderInset; |
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static const int MaxOriginalImageArea; |
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static const int DragIconRightInset; |
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static const int DragIconBottomInset; |
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static const float DragImageAlpha; |
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private: |
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bool canProcessDrag(DragData*); |
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bool concludeDrag(DragData*, DragDestinationAction); |
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DragOperation dragEnteredOrUpdated(DragData*); |
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DragOperation operationForLoad(DragData*); |
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DragOperation tryDocumentDrag(DragData*, DragDestinationAction); |
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DragOperation tryDHTMLDrag(DragData*); |
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DragOperation dragOperation(DragData*); |
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void cancelDrag(); |
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bool dragIsMove(SelectionController*, DragData*); |
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bool isCopyKeyDown(); |
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IntRect selectionDraggingRect(Frame*); |
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bool doDrag(Frame* src, Clipboard* clipboard, DragImageRef dragImage, const KURL& linkURL, const KURL& imageURL, Node* node, IntPoint& dragLoc, IntPoint& dragImageOffset); |
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void doImageDrag(Element*, const IntPoint&, const IntRect&, Clipboard*, Frame*, IntPoint&); |
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void doSystemDrag(DragImageRef, const IntPoint&, const IntPoint&, Clipboard*, Frame*, bool forLink); |
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Page* m_page; |
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DragClient* m_client; |
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//The Document the mouse was last dragged over |
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Document* m_document; |
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//The Document (if any) that initiated the drag |
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Document* m_dragInitiator; |
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DragDestinationAction m_dragDestinationAction; |
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DragSourceAction m_dragSourceAction; |
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bool m_didInitiateDrag; |
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bool m_isHandlingDrag; |
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DragOperation m_dragOperation; |
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IntPoint m_dragOffset; |
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KURL m_draggingImageURL; |
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}; |
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} |
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#endif |