mirror of https://github.com/PCSX2/pcsx2.git
99 lines
3.2 KiB
C++
99 lines
3.2 KiB
C++
///////////////////////////////////////////////////////////////////////////////
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// Name: wx/os2/dnd.h
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// Purpose: declaration of the wxDropTarget class
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// Author: David Webster
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// Modified by:
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// Created: 10/21/99
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// Copyright: (c) 1999 David Webster
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// Licence: wxWindows licence
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///////////////////////////////////////////////////////////////////////////////
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#ifndef __OS2DNDH__
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#define __OS2DNDH__
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#if !wxUSE_DRAG_AND_DROP
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#error "You should #define wxUSE_DRAG_AND_DROP to 1 to compile this file!"
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#endif //WX_DRAG_DROP
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#define INCL_WINSTDDRAG
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#include <os2.h>
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#ifndef __EMX__
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#include <pmstddlg.h>
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#endif
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class CIDropTarget;
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//-------------------------------------------------------------------------
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// wxDropSource
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//-------------------------------------------------------------------------
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class WXDLLIMPEXP_CORE wxDropSource: public wxDropSourceBase
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{
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public:
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/* constructor. set data later with SetData() */
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wxDropSource(wxWindow* pWin);
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/* constructor for setting one data object */
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wxDropSource( wxDataObject& rData,
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wxWindow* pWin
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);
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virtual ~wxDropSource();
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/* start drag action */
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virtual wxDragResult DoDragDrop(int flags = wxDrag_CopyOnly);
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virtual bool GiveFeedback(wxDragResult eEffect);
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protected:
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void Init(void);
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ULONG m_ulItems;
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PDRAGINFO m_pDragInfo;
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DRAGIMAGE m_vDragImage;
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PDRAGITEM m_pDragItem;
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wxWindow* m_pWindow;
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}; // end of CLASS wxDropSource
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//-------------------------------------------------------------------------
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// wxDropTarget
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//-------------------------------------------------------------------------
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class WXDLLIMPEXP_CORE wxDropTarget : public wxDropTargetBase
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{
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public:
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wxDropTarget(wxDataObject* pDataObject = NULL);
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virtual ~wxDropTarget();
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//
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// These functions are called when data is moved over position (x, y) and
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// may return either wxDragCopy, wxDragMove or wxDragNone depending on
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// what would happen if the data were dropped here.
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//
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// The last parameter is what would happen by default and is determined by
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// the platform-specific logic (for example, under Windows it's wxDragCopy
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// if Ctrl key is pressed and wxDragMove otherwise) except that it will
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// always be wxDragNone if the carried data is in an unsupported format.
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//
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// OnData must be implemented and other should be overridden by derived classes
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//
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virtual wxDragResult OnData( wxCoord vX
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,wxCoord vY
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,wxDragResult eResult
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);
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virtual bool OnDrop( wxCoord vX
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,wxCoord vY
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);
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bool IsAcceptedData(PDRAGINFO pDataSource) const;
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protected:
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virtual bool GetData(void);
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wxDataFormat GetSupportedFormat(PDRAGINFO pDataSource) const;
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void Release(void);
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private:
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CIDropTarget* m_pDropTarget;
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}; // end of CLASS wxDropTarget
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#endif //__OS2DNDH__
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