X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/ca8b28f2efff34b9939035a7aeb1de1e3ac98a0c..d6086ea66340f82b3a4988c820cb351d128fe0d1:/include/wx/gtk1/dnd.h diff --git a/include/wx/gtk1/dnd.h b/include/wx/gtk1/dnd.h index 2eccb9c9d6..3c918bad23 100644 --- a/include/wx/gtk1/dnd.h +++ b/include/wx/gtk1/dnd.h @@ -17,14 +17,6 @@ #include "wx/defs.h" -//------------------------------------------------------------------------- -// conditional compilation -//------------------------------------------------------------------------- - -#if (GTK_MINOR_VERSION > 0) -#define NEW_GTK_DND_CODE -#endif - #if wxUSE_DRAG_AND_DROP #include "wx/object.h" @@ -47,6 +39,172 @@ class wxPrivateDropTarget; class wxDropSource; +//------------------------------------------------------------------------- +// wxDropSource +//------------------------------------------------------------------------- + +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 (MSW only) + wxDragCancel // the operation was cancelled by user (not an error) +}; + +class wxDropSource: public wxObject +{ +public: + + /* constructor. set data later with SetData() */ + wxDropSource( wxWindow *win, const wxIcon &go = wxNullIcon, const wxIcon &stop = wxNullIcon ); + + /* constructor for setting one data object */ + wxDropSource( wxDataObject *data, wxWindow *win, const wxIcon &go = wxNullIcon, const wxIcon &stop = wxNullIcon ); + + /* constructor for setting several data objects via wxDataBroker */ + wxDropSource( wxDataBroker *data, wxWindow *win ); + + ~wxDropSource(); + + /* set several dataobjects via wxDataBroker */ + void SetData( wxDataBroker *data ); + + /* set one dataobject */ + void SetData( wxDataObject *data ); + + /* start drag action */ + wxDragResult DoDragDrop( bool bAllowMove = FALSE ); + + /* override to give feedback */ + virtual bool GiveFeedback( wxDragResult WXUNUSED(effect), bool WXUNUSED(bScrolling) ) { return TRUE; } + + /* GTK implementation */ + + void RegisterWindow(); + void UnregisterWindow(); + + GtkWidget *m_widget; + wxWindow *m_window; + wxDragResult m_retValue; + wxDataBroker *m_data; + + wxCursor m_defaultCursor; + wxCursor m_goaheadCursor; + + wxIcon m_goIcon; + wxIcon m_stopIcon; +}; + +#include "gtk/gtk.h" +#if (GTK_MINOR_VERSION > 0) + +//------------------------------------------------------------------------- +// wxDropTarget +//------------------------------------------------------------------------- + +class wxDropTarget: public wxObject +{ +public: + + wxDropTarget(); + ~wxDropTarget(); + + /* may be overridden to react to events */ + virtual void OnEnter(); + virtual void OnLeave(); + virtual bool OnMove( int x, int y ); + + /* has te be overridden to get data */ + virtual bool OnDrop( int x, int y ); + + /* called to query formats available */ + bool IsSupported( wxDataFormat format ); + + /* fill data with data on the clipboard (if available) */ + bool GetData( wxDataObject *data ); + +// implementation + + void RegisterWidget( GtkWidget *widget ); + void UnregisterWidget( GtkWidget *widget ); + + GdkDragContext *m_dragContext; + + void SetDragContext( GdkDragContext *dc ) { m_dragContext = dc; } + GdkDragContext *GetDragContext() { return m_dragContext; } +}; + +//------------------------------------------------------------------------- +// wxTextDropTarget +//------------------------------------------------------------------------- + +class wxTextDropTarget: public wxDropTarget +{ +public: + + wxTextDropTarget() {} + + virtual bool OnMove( int x, int y ); + virtual bool OnDrop( int x, int y ); + + /* you have to override OnDropData to get at the text */ + virtual bool OnDropText( int x, int y, const char *text ) = 0; + +}; + +//------------------------------------------------------------------------- +// wxPrivateDropTarget +//------------------------------------------------------------------------- + +class wxPrivateDropTarget: public wxDropTarget +{ +public: + + /* sets id to "application/myprogram" where "myprogram" is the + same as wxApp->GetAppName() */ + wxPrivateDropTarget(); + /* see SetId() below for explanation */ + wxPrivateDropTarget( const wxString &id ); + + virtual bool OnMove( int x, int y ); + virtual bool OnDrop( int x, int y ); + + /* you have to override OnDropData to get at the data */ + virtual bool OnDropData( int x, int y, void *data, size_t size ) = 0; + + /* 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 "application/wxword" or + "image/png". */ + void SetId( const wxString& id ) { m_id = id; } + wxString GetId() { return m_id; } + +private: + + wxString m_id; +}; + +//---------------------------------------------------------------------------- +// A drop target which accepts files (dragged from File Manager or Explorer) +//---------------------------------------------------------------------------- + +class wxFileDropTarget: public wxDropTarget +{ +public: + + wxFileDropTarget() {} + + virtual bool OnMove( int x, int y ); + virtual bool OnDrop( int x, int y ); + + /* you have to override OnDropFiles to get at the file names */ + virtual bool OnDropFiles( int x, int y, size_t nFiles, const char * const aszFiles[] ) = 0; + +}; + +#else + //------------------------------------------------------------------------- // wxDropTarget //------------------------------------------------------------------------- @@ -141,62 +299,8 @@ class wxFileDropTarget: public wxDropTarget virtual size_t GetFormatCount() const; }; -//------------------------------------------------------------------------- -// wxDropSource -//------------------------------------------------------------------------- - -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 (MSW only) - wxDragCancel // the operation was cancelled by user (not an error) -}; - -class wxDropSource: public wxObject -{ - public: +#endif - /* constructor. set data later with SetData() */ - wxDropSource( wxWindow *win, const wxIcon &go = wxNullIcon, const wxIcon &stop = wxNullIcon ); - - /* constructor for setting one data object */ - wxDropSource( wxDataObject *data, wxWindow *win, const wxIcon &go = wxNullIcon, const wxIcon &stop = wxNullIcon ); - - /* constructor for setting several data objects via wxDataBroker */ - wxDropSource( wxDataBroker *data, wxWindow *win ); - - ~wxDropSource(void); - - /* set one dataobject */ - void SetData( wxDataBroker *data ); - - /* set severa dataobjects via wxDataBroker */ - void SetData( wxDataObject *data ); - - /* start drag action */ - wxDragResult DoDragDrop( bool bAllowMove = FALSE ); - - /* override to give feedback */ - virtual bool GiveFeedback( wxDragResult WXUNUSED(effect), bool WXUNUSED(bScrolling) ) { return TRUE; } - - /* GTK implementation */ - - void RegisterWindow(void); - void UnregisterWindow(void); - - GtkWidget *m_widget; - wxWindow *m_window; - wxDragResult m_retValue; - wxDataBroker *m_data; - - wxCursor m_defaultCursor; - wxCursor m_goaheadCursor; - - wxIcon m_goIcon; - wxIcon m_stopIcon; -}; #endif