#pragma interface
#endif
-#include "wx/defs.h"
-
#if wxUSE_DRAG_AND_DROP
#include "wx/object.h"
#include "wx/string.h"
#include "wx/dataobj.h"
#include "wx/cursor.h"
-
-//-------------------------------------------------------------------------
-// conditional compilation
-//-------------------------------------------------------------------------
-
-#if (GTK_MINOR_VERSION == 1)
-#if (GTK_MICRO_VERSION >= 3)
-#define NEW_GTK_DND_CODE
-#endif
-#endif
+#include "wx/icon.h"
+#include "wx/gdicmn.h"
//-------------------------------------------------------------------------
// classes
class wxDropTarget;
class wxTextDropTarget;
class wxFileDropTarget;
-class wxPrivateDropTarget;
class wxDropSource;
// wxDropTarget
//-------------------------------------------------------------------------
-class wxDropTarget: public wxObject
+class wxDropTarget: public wxDropTargetBase
{
- public:
-
- wxDropTarget();
- ~wxDropTarget();
-
- virtual void OnEnter() { }
- virtual void OnLeave() { }
- virtual bool OnDrop( long x, long y, const void *data, size_t size ) = 0;
-
- // Override these to indicate what kind of data you support:
-
- virtual size_t GetFormatCount() const = 0;
- virtual wxDataFormat GetFormat(size_t n) const = 0;
-
+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();
+
// implementation
-
+
+ GdkAtom GetMatchingPair();
+
void RegisterWidget( GtkWidget *widget );
void UnregisterWidget( GtkWidget *widget );
-};
-//-------------------------------------------------------------------------
-// wxTextDropTarget
-//-------------------------------------------------------------------------
+ GdkDragContext *m_dragContext;
+ GtkWidget *m_dragWidget;
+ GtkSelectionData *m_dragData;
+ guint m_dragTime;
+ bool m_firstMotion; /* gdk has no "gdk_drag_enter" event */
-class wxTextDropTarget: public wxDropTarget
-{
- public:
-
- wxTextDropTarget() {};
- virtual bool OnDrop( long x, long y, const void *data, size_t size );
- virtual bool OnDropText( long x, long y, const char *psz );
-
- protected:
-
- virtual size_t GetFormatCount() const;
- virtual wxDataFormat GetFormat(size_t n) const;
+ void SetDragContext( GdkDragContext *dc ) { m_dragContext = dc; }
+ void SetDragWidget( GtkWidget *w ) { m_dragWidget = w; }
+ void SetDragData( GtkSelectionData *sd ) { m_dragData = sd; }
+ void SetDragTime( guint time ) { m_dragTime = time; }
};
//-------------------------------------------------------------------------
-// wxPrivateDropTarget
+// wxDropSource
//-------------------------------------------------------------------------
-class wxPrivateDropTarget: public wxDropTarget
+class wxDropSource: public wxDropSourceBase
{
public:
+ /* constructor. set data later with SetData() */
+ wxDropSource( wxWindow *win,
+ const wxIcon &go = wxNullIcon );
- wxPrivateDropTarget();
-
- // you have to override OnDrop to get at the data
-
- // the string ID identifies the format of clipboard or DnD data. a word
- // processor would e.g. add a wxTextDataObject and a wxPrivateDataObject
- // to the clipboard - the latter with the Id "WXWORD_FORMAT".
-
- void SetId( const wxString& id )
- { m_id = id; }
-
- wxString GetId()
- { return m_id; }
-
-private:
-
- virtual size_t GetFormatCount() const;
- virtual wxDataFormat GetFormat(size_t n) const;
-
- wxString m_id;
-};
+ /* constructor for setting one data object */
+ wxDropSource( wxDataObject& data,
+ wxWindow *win,
+ const wxIcon &go = wxNullIcon );
-// ----------------------------------------------------------------------------
-// A drop target which accepts files (dragged from File Manager or Explorer)
-// ----------------------------------------------------------------------------
+ ~wxDropSource();
-class wxFileDropTarget: public wxDropTarget
-{
- public:
-
- wxFileDropTarget() {};
-
- virtual bool OnDrop( long x, long y, const void *data, size_t size );
- virtual bool OnDropFiles( long x, long y,
- size_t nFiles, const char * const aszFiles[] );
-
- protected:
-
- virtual size_t GetFormatCount() const;
- virtual wxDataFormat GetFormat(size_t n) const;
-};
+ /* start drag action */
+ virtual wxDragResult DoDragDrop( bool bAllowMove = FALSE );
-//-------------------------------------------------------------------------
-// wxDropSource
-//-------------------------------------------------------------------------
+ /* GTK implementation */
+ void RegisterWindow();
+ void UnregisterWindow();
-enum wxDragResult
-{
- wxDragError, // error prevented the d&d operation from completing
- wxDragNone, // drag target didn't accept the data
- wxDragCopy, // the data was successfully copied
- wxDragMove, // the data was successfully moved
- wxDragCancel // the operation was cancelled by user (not an error)
-};
+ void PrepareIcon( int hot_x, int hot_y, GdkDragContext *context );
-class wxDropSource: public wxObject
-{
- public:
-
- wxDropSource( wxWindow *win );
- wxDropSource( wxDataObject &data, wxWindow *win );
-
- ~wxDropSource(void);
-
- void SetData( wxDataObject &data );
- wxDragResult DoDragDrop( bool bAllowMove = FALSE );
-
- virtual bool GiveFeedback( wxDragResult WXUNUSED(effect), bool WXUNUSED(bScrolling) ) { return TRUE; };
-
- // implementation
-
- void RegisterWindow(void);
- void UnregisterWindow(void);
-
- GtkWidget *m_widget;
- wxWindow *m_window;
- wxDragResult m_retValue;
- wxDataObject *m_data;
-
- wxCursor m_defaultCursor;
- wxCursor m_goaheadCursor;
+ GtkWidget *m_widget;
+ GtkWidget *m_iconWindow;
+ GdkDragContext *m_dragContext;
+ wxWindow *m_window;
+
+ wxDragResult m_retValue;
+ wxIcon m_icon;
+
+ bool m_waiting;
};
#endif
// wxUSE_DRAG_AND_DROP
-#endif
+#endif
//__GTKDNDH__
projects / wxWidgets.git / blobdiff