wxWidgets/include/wx/mac/dnd.h
2002-01-04 17:13:39 +00:00

110 lines
3.3 KiB
C++

///////////////////////////////////////////////////////////////////////////////
// Name: dnd.h
// Purpose: Declaration of the wxDropTarget, wxDropSource class etc.
// Author: AUTHOR
// RCS-ID: $Id$
// Copyright: (c) 1998 AUTHOR
// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
#ifndef _WX_DND_H_
#define _WX_DND_H_
#ifdef __GNUG__
#pragma interface "dnd.h"
#endif
#if wxUSE_DRAG_AND_DROP
#include "wx/defs.h"
#include "wx/object.h"
#include "wx/string.h"
#include "wx/string.h"
#include "wx/dataobj.h"
#include "wx/cursor.h"
//-------------------------------------------------------------------------
// classes
//-------------------------------------------------------------------------
class WXDLLEXPORT wxWindow;
class WXDLLEXPORT wxDropTarget;
class WXDLLEXPORT wxTextDropTarget;
class WXDLLEXPORT wxFileDropTarget;
class WXDLLEXPORT wxDropSource;
// ----------------------------------------------------------------------------
// macros
// ----------------------------------------------------------------------------
// this macro may be used instead for wxDropSource ctor arguments: it will use
// the icon 'name' from an XPM file under GTK, but will expand to something
// else under MSW. If you don't use it, you will have to use #ifdef in the
// application code.
#define wxDROP_ICON(name) wxICON(name)
//-------------------------------------------------------------------------
// wxDropTarget
//-------------------------------------------------------------------------
class WXDLLEXPORT wxDropTarget: public wxDropTargetBase
{
public:
wxDropTarget(wxDataObject *dataObject = (wxDataObject*) NULL );
virtual wxDragResult OnDragOver(wxCoord x, wxCoord y, wxDragResult def);
virtual bool OnDrop(wxCoord x, wxCoord y);
virtual wxDragResult OnData(wxCoord x, wxCoord y, wxDragResult def);
virtual bool GetData();
bool CurrentDragHasSupportedFormat() ;
void SetCurrentDrag( void* drag ) { m_currentDrag = drag ; }
void* GetCurrentDrag() { return m_currentDrag ; }
protected :
void* m_currentDrag ;
};
//-------------------------------------------------------------------------
// wxDropSource
//-------------------------------------------------------------------------
class WXDLLEXPORT wxDropSource: public wxDropSourceBase
{
public:
/* constructor. set data later with SetData() */
wxDropSource( wxWindow *win = (wxWindow *)NULL,
const wxIcon &copy = wxNullIcon,
const wxIcon &move = wxNullIcon,
const wxIcon &none = wxNullIcon);
/* constructor for setting one data object */
wxDropSource( wxDataObject& data,
wxWindow *win,
const wxIcon &copy = wxNullIcon,
const wxIcon &move = wxNullIcon,
const wxIcon &none = wxNullIcon);
~wxDropSource();
/* start drag action */
virtual wxDragResult DoDragDrop( bool bAllowMove = FALSE );
wxWindow* GetWindow() { return m_window ; }
void SetCurrentDrag( void* drag ) { m_currentDrag = drag ; }
void* GetCurrentDrag() { return m_currentDrag ; }
protected :
wxWindow *m_window;
void* m_currentDrag ;
};
#endif
// D&D
#endif
//_WX_DND_H_