109 lines
3.8 KiB
C++
109 lines
3.8 KiB
C++
///////////////////////////////////////////////////////////////////////////////
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// Name: wx/osx/dnd.h
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// Purpose: Declaration of the wxDropTarget, wxDropSource class etc.
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// Author: Stefan Csomor
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// Copyright: (c) 1998 Stefan Csomor
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// Licence: wxWindows licence
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///////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_DND_H_
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#define _WX_DND_H_
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#if wxUSE_DRAG_AND_DROP
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#include "wx/defs.h"
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#include "wx/object.h"
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#include "wx/string.h"
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#include "wx/string.h"
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#include "wx/dataobj.h"
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#include "wx/cursor.h"
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//-------------------------------------------------------------------------
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// classes
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//-------------------------------------------------------------------------
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class WXDLLIMPEXP_FWD_CORE wxWindow;
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class WXDLLIMPEXP_FWD_CORE wxDropTarget;
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class WXDLLIMPEXP_FWD_CORE wxTextDropTarget;
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class WXDLLIMPEXP_FWD_CORE wxFileDropTarget;
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class WXDLLIMPEXP_FWD_CORE wxDropSource;
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// ----------------------------------------------------------------------------
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// macros
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// ----------------------------------------------------------------------------
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// this macro may be used instead for wxDropSource ctor arguments: it will use
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// the icon 'name' from an XPM file under GTK, but will expand to something
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// else under MSW. If you don't use it, you will have to use #ifdef in the
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// application code.
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#define wxDROP_ICON(X) wxCursor(X##_xpm)
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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 *dataObject = NULL );
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virtual wxDragResult OnDragOver(wxCoord x, wxCoord y, wxDragResult def) wxOVERRIDE;
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virtual bool OnDrop(wxCoord x, wxCoord y) wxOVERRIDE;
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virtual wxDragResult OnData(wxCoord x, wxCoord y, wxDragResult def) wxOVERRIDE;
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virtual bool GetData() wxOVERRIDE;
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// NOTE: This is needed by the generic wxDataViewCtrl, not sure how to implement.
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virtual wxDataFormat GetMatchingPair();
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bool CurrentDragHasSupportedFormat() ;
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void SetCurrentDragPasteboard( void* dragpasteboard ) { m_currentDragPasteboard = dragpasteboard ; }
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protected :
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void* m_currentDragPasteboard ;
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};
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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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// ctors: if you use default ctor you must call SetData() later!
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//
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// NB: the "wxWindow *win" parameter is unused and is here only for wxGTK
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// compatibility, as well as both icon parameters
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wxDropSource( wxWindow *win = NULL,
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const wxCursor &cursorCopy = wxNullCursor,
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const wxCursor &cursorMove = wxNullCursor,
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const wxCursor &cursorStop = wxNullCursor);
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/* constructor for setting one data object */
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wxDropSource( wxDataObject& data,
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wxWindow *win,
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const wxCursor &cursorCopy = wxNullCursor,
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const wxCursor &cursorMove = wxNullCursor,
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const wxCursor &cursorStop = wxNullCursor);
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virtual ~wxDropSource();
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// do it (call this in response to a mouse button press, for example)
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// params: if bAllowMove is false, data can be only copied
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virtual wxDragResult DoDragDrop(int flags = wxDrag_CopyOnly) wxOVERRIDE;
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wxWindow* GetWindow() { return m_window ; }
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void SetCurrentDragPasteboard( void* dragpasteboard ) { m_currentDragPasteboard = dragpasteboard ; }
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bool MacInstallDefaultCursor(wxDragResult effect) ;
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static wxDropSource* GetCurrentDropSource();
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protected :
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wxWindow *m_window;
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void* m_currentDragPasteboard ;
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};
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#endif // wxUSE_DRAG_AND_DROP
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#endif
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//_WX_DND_H_
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