dolphin/Externals/wxWidgets3/include/wx/gtk/dnd.h

115 lines
3.7 KiB
C++

///////////////////////////////////////////////////////////////////////////////
// Name: wx/gtk/dnd.h
// Purpose: declaration of the wxDropTarget class
// Author: Robert Roebling
// RCS-ID: $Id: dnd.h 69020 2011-09-07 16:56:50Z PC $
// Copyright: (c) 1998 Vadim Zeitlin, Robert Roebling
// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
#ifndef _WX_GTK_DND_H_
#define _WX_GTK_DND_H_
#include "wx/icon.h"
// ----------------------------------------------------------------------------
// 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 WXDLLIMPEXP_CORE wxDropTarget: public wxDropTargetBase
{
public:
wxDropTarget(wxDataObject *dataObject = 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();
// Can only be called during OnXXX methods.
wxDataFormat GetMatchingPair();
// implementation
GdkAtom GTKGetMatchingPair(bool quiet = false);
wxDragResult GTKFigureOutSuggestedAction();
void GtkRegisterWidget( GtkWidget *widget );
void GtkUnregisterWidget( GtkWidget *widget );
GdkDragContext *m_dragContext;
GtkWidget *m_dragWidget;
GtkSelectionData *m_dragData;
unsigned m_dragTime;
bool m_firstMotion; // gdk has no "gdk_drag_enter" event
void GTKSetDragContext( GdkDragContext *dc ) { m_dragContext = dc; }
void GTKSetDragWidget( GtkWidget *w ) { m_dragWidget = w; }
void GTKSetDragData( GtkSelectionData *sd ) { m_dragData = sd; }
void GTKSetDragTime(unsigned time) { m_dragTime = time; }
};
//-------------------------------------------------------------------------
// wxDropSource
//-------------------------------------------------------------------------
class WXDLLIMPEXP_CORE wxDropSource: public wxDropSourceBase
{
public:
// constructor. set data later with SetData()
wxDropSource( wxWindow *win = 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);
virtual ~wxDropSource();
// start drag action
virtual wxDragResult DoDragDrop(int flags = wxDrag_CopyOnly);
void PrepareIcon( int action, GdkDragContext *context );
GtkWidget *m_widget;
GtkWidget *m_iconWindow;
GdkDragContext *m_dragContext;
wxWindow *m_window;
wxDragResult m_retValue;
wxIcon m_iconCopy,
m_iconMove,
m_iconNone;
bool m_waiting;
private:
// common part of both ctors
void SetIcons(const wxIcon& copy,
const wxIcon& move,
const wxIcon& none);
// GTK implementation
void GTKConnectDragSignals();
void GTKDisconnectDragSignals();
};
#endif // _WX_GTK_DND_H_