X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/debe6624c1e9d4bf3243381153d1e173c849bcd8..14b44999eb335f3fc84b4362980b1730b8887588:/include/wx/gtk/dnd.h?ds=sidebyside diff --git a/include/wx/gtk/dnd.h b/include/wx/gtk/dnd.h index 4b27e36da1..30e356ee61 100644 --- a/include/wx/gtk/dnd.h +++ b/include/wx/gtk/dnd.h @@ -2,115 +2,113 @@ // Name: dnd.h // Purpose: declaration of the wxDropTarget class // Author: Robert Roebling -// RCS-ID: +// RCS-ID: $Id$ // Copyright: (c) 1998 Vadim Zeitlin, Robert Roebling -// Licence: wxWindows license +// Licence: wxWindows licence /////////////////////////////////////////////////////////////////////////////// +#ifndef _WX_GTK_DND_H_ +#define _WX_GTK_DND_H_ -#ifndef __GTKDNDH__ -#define __GTKDNDH__ +#include "wx/icon.h" -#ifdef __GNUG__ -#pragma interface -#endif +// ---------------------------------------------------------------------------- +// macros +// ---------------------------------------------------------------------------- -#include "wx/defs.h" -#include "wx/object.h" -#include "wx/string.h" -#include "wx/cursor.h" +// 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) //------------------------------------------------------------------------- -// classes +// wxDropTarget //------------------------------------------------------------------------- -class wxWindow; +class WXDLLIMPEXP_CORE wxDropTarget: public wxDropTargetBase +{ +public: + wxDropTarget(wxDataObject *dataObject = NULL ); -class wxDropTarget; -class wxTextDropTarget; -class wxDragSource; -class wxTextDragSource; + 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(); -//------------------------------------------------------------------------- -// wxDropTarget -//------------------------------------------------------------------------- + // Can only be called during OnXXX methods. + wxDataFormat GetMatchingPair(); -class wxDropTarget: wxObject -{ - public: + // implementation + + GdkAtom GTKGetMatchingPair(bool quiet = false); + wxDragResult GTKFigureOutSuggestedAction(); - wxDropTarget(); - ~wxDropTarget(); - virtual void OnEnter() { } - virtual void OnLeave() { } - virtual bool OnDrop( long x, long y, const void *pData ) = 0; + void GtkRegisterWidget( GtkWidget *widget ); + void GtkUnregisterWidget( GtkWidget *widget ); - public: + GdkDragContext *m_dragContext; + GtkWidget *m_dragWidget; + GtkSelectionData *m_dragData; + guint m_dragTime; + bool m_firstMotion; // gdk has no "gdk_drag_enter" event - void Drop( GdkEvent *event, int x, int y ); - virtual void RegisterWidget( GtkWidget *widget ) = 0; - void UnregisterWidget( GtkWidget *widget ); + void GTKSetDragContext( GdkDragContext *dc ) { m_dragContext = dc; } + void GTKSetDragWidget( GtkWidget *w ) { m_dragWidget = w; } + void GTKSetDragData( GtkSelectionData *sd ) { m_dragData = sd; } + void GTKSetDragTime( guint time ) { m_dragTime = time; } }; //------------------------------------------------------------------------- -// wxTextDropTarget +// wxDropSource //------------------------------------------------------------------------- -class wxTextDropTarget: public wxDropTarget +class WXDLLIMPEXP_CORE wxDropSource: public wxDropSourceBase { - public: +public: + // constructor. set data later with SetData() + wxDropSource( wxWindow *win = NULL, + const wxIcon © = wxNullIcon, + const wxIcon &move = wxNullIcon, + const wxIcon &none = wxNullIcon); - wxTextDropTarget() {}; - virtual bool OnDrop( long x, long y, const void *pData ); - virtual bool OnDropText( long x, long y, const char *psz ); - virtual void RegisterWidget( GtkWidget *widget ); -}; + // constructor for setting one data object + wxDropSource( wxDataObject& data, + wxWindow *win, + const wxIcon © = wxNullIcon, + const wxIcon &move = wxNullIcon, + const wxIcon &none = wxNullIcon); -//------------------------------------------------------------------------- -// wxDragSource -//------------------------------------------------------------------------- + virtual ~wxDropSource(); -class wxDragSource: public wxObject -{ - public: - - wxDragSource( wxWindow *win ); - ~wxDragSource(void); - void SetData( char *data, long size ); - void Start( int x, int y ); - - public: - - void ConnectWindow(void); - void UnconnectWindow(void); - virtual void RegisterWindow(void) = 0; - void UnregisterWindow(void); - - GtkWidget *m_widget; - wxWindow *m_window; - char *m_data; - long m_size; - wxCursor m_defaultCursor; - wxCursor m_goaheadCursor; -}; + // start drag action + virtual wxDragResult DoDragDrop(int flags = wxDrag_CopyOnly); -//------------------------------------------------------------------------- -// wxTextDragSource -//------------------------------------------------------------------------- + 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(); -class wxTextDragSource: public wxDragSource -{ - public: - - wxTextDragSource( wxWindow *win ) : wxDragSource(win) {}; - void SetTextData( const wxString &text ); - void RegisterWindow(void); - - private: - - wxString m_tmp; }; -#endif - //__GTKDNDH__ +#endif // _WX_GTK_DND_H_