X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/cd5bf2a6e3a7d03e8b1f97e989eecdcc63f7151f..c21f7aa162dfc4ff910c67a9d6241557dab96075:/include/wx/gtk/dataobj.h diff --git a/include/wx/gtk/dataobj.h b/include/wx/gtk/dataobj.h index 13c80135ca..2623777643 100644 --- a/include/wx/gtk/dataobj.h +++ b/include/wx/gtk/dataobj.h @@ -1,313 +1,27 @@ /////////////////////////////////////////////////////////////////////////////// -// Name: dataobj.h -// Purpose: declaration of the wxDataObject class +// Name: gtk/dataobj.h +// Purpose: declaration of the wxDataObject // Author: Robert Roebling // RCS-ID: $Id$ -// Copyright: (c) 1998 Vadim Zeitlin, Robert Roebling -// Licence: wxWindows license +// Copyright: (c) 1998, 1999 Vadim Zeitlin, Robert Roebling +// Licence: wxWindows licence /////////////////////////////////////////////////////////////////////////////// -#ifndef __GTKDATAOBJECTH__ -#define __GTKDATAOBJECTH__ +#ifndef _WX_GTK_DATAOBJ_H_ +#define _WX_GTK_DATAOBJ_H_ -#ifdef __GNUG__ -#pragma interface -#endif +// ---------------------------------------------------------------------------- +// wxDataObject is the same as wxDataObjectBase under wxGTK +// ---------------------------------------------------------------------------- -#include "wx/defs.h" -#include "wx/object.h" -#include "wx/string.h" -#include "wx/bitmap.h" - -//------------------------------------------------------------------------- -// classes -//------------------------------------------------------------------------- - -class wxDataFormat; -class wxDataBroker; -class wxDataObject; -class wxTextDataObject; -class wxBitmapDataObject; -class wxPrivateDataObject; -class wxFileDataObject; - -//------------------------------------------------------------------------- -// wxDataFormat -//------------------------------------------------------------------------- - -enum wxDataType -{ - wxDF_INVALID = 0, - wxDF_TEXT = 1, /* CF_TEXT */ - wxDF_BITMAP = 2, /* CF_BITMAP */ - wxDF_METAFILE = 3, /* CF_METAFILEPICT */ - wxDF_SYLK = 4, - wxDF_DIF = 5, - wxDF_TIFF = 6, - wxDF_OEMTEXT = 7, /* CF_OEMTEXT */ - wxDF_DIB = 8, /* CF_DIB */ - wxDF_PALETTE = 9, - wxDF_PENDATA = 10, - wxDF_RIFF = 11, - wxDF_WAVE = 12, - wxDF_UNICODETEXT = 13, - wxDF_ENHMETAFILE = 14, - wxDF_FILENAME = 15, /* CF_HDROP */ - wxDF_LOCALE = 16, - wxDF_PRIVATE = 20 -}; - -class wxDataFormat : public wxObject -{ - DECLARE_CLASS( wxDataFormat ) - -public: - - wxDataFormat(); - wxDataFormat( wxDataType type ); - wxDataFormat( const wxString &id ); - wxDataFormat( wxDataFormat &format ); - wxDataFormat( const GdkAtom atom ); - - void SetType( wxDataType type ); - wxDataType GetType() const; - - wxString GetId() const; - void SetId( const wxString &id ); - - GdkAtom GetAtom(); - -private: - - wxDataType m_type; - wxString m_id; - bool m_hasAtom; - GdkAtom m_atom; -}; - -//------------------------------------------------------------------------- -// wxDataBroker handles data and ormat negotiation for clipboard and DnD -//------------------------------------------------------------------------- - -class wxDataBroker : public wxObject -{ - DECLARE_CLASS( wxDataBroker ) - -public: - - /* constructor */ - wxDataBroker(); - - /* add data object */ - void Add( wxDataObject *dataObject, bool preferred = FALSE ); - -private: - - /* OLE implementation, the methods don't need to be overridden */ - - /* get number of supported formats */ - virtual size_t GetFormatCount() const; - - /* return nth supported format */ - virtual wxDataFormat &GetNthFormat( size_t nth ) const; - - /* return preferrd/best supported format */ - virtual wxDataFormat &GetPreferredFormat() const; - - /* search through m_dataObjects, return TRUE if found */ - virtual bool IsSupportedFormat( wxDataFormat &format ) const; - - /* search through m_dataObjects and call child's GetSize() */ - virtual size_t GetSize( wxDataFormat& format ) const; - - /* search through m_dataObjects and call child's WriteData(dest) */ - virtual void WriteData( wxDataFormat& format, void *dest ) const; - - /* implementation */ - -public: - - wxList m_dataObjects; - size_t m_preferred; -}; - -//---------------------------------------------------------------------------- -// wxDataObject to be placed in wxDataBroker -//---------------------------------------------------------------------------- - -class wxDataObject : public wxObject -{ - DECLARE_DYNAMIC_CLASS( wxDataObject ) - -public: - - /* constructor */ - wxDataObject(); - - /* destructor */ - ~wxDataObject(); - - /* write data to dest */ - virtual void WriteData( void *dest ) const = 0; - - /* get size of data */ - virtual size_t GetSize() const = 0; - - /* implementation */ - - wxDataFormat &GetFormat(); - - wxDataType GetFormatType() const; - wxString GetFormatId() const; - GdkAtom GetFormatAtom() const; - - wxDataFormat m_format; -}; - -//---------------------------------------------------------------------------- -// wxTextDataObject is a specialization of wxDataObject for text data -//---------------------------------------------------------------------------- - -class wxTextDataObject : public wxDataObject -{ - DECLARE_DYNAMIC_CLASS( wxTextDataObject ) - -public: - - /* default constructor. call SetText() later or override - WriteData() and GetSize() for working on-demand */ - wxTextDataObject(); - - /* constructor */ - wxTextDataObject( const wxString& data ); - - /* set current text data */ - void SetText( const wxString& data ); - - /* get current text data */ - wxString GetText() const; - - /* by default calls WriteString() with string set by constructor or - by SetText(). can be overridden for working on-demand */ - virtual void WriteData( void *dest ) const; - - /* by default, returns length of string as set by constructor or - by SetText(). can be overridden for working on-demand */ - virtual size_t GetSize() const; - - /* write string to dest */ - void WriteString( const wxString &str, void *dest ) const; - - /* implementation */ - - wxString m_data; -}; - -//---------------------------------------------------------------------------- -// wxFileDataObject is a specialization of wxDataObject for file names -//---------------------------------------------------------------------------- - -class wxFileDataObject : public wxDataObject -{ - DECLARE_DYNAMIC_CLASS( wxFileDataObject ) - -public: - - /* default constructor */ - wxFileDataObject(); - - /* add file name to list */ - void AddFile( const wxString &file ); - - /* get all filename as one string. each file name is 0 terminated, - the list is double zero terminated */ - wxString GetFiles() const; - - /* write list of filenames */ - virtual void WriteData( void *dest ) const; - - /* return length of list of filenames */ - virtual size_t GetSize() const; - - /* implementation */ - - wxString m_files; -}; - -//---------------------------------------------------------------------------- -// wxBitmapDataObject is a specialization of wxDataObject for bitmaps -//---------------------------------------------------------------------------- - -class wxBitmapDataObject : public wxDataObject +class WXDLLIMPEXP_CORE wxDataObject : public wxDataObjectBase { - DECLARE_DYNAMIC_CLASS( wxBitmapDataObject ) - public: + wxDataObject(); + virtual ~wxDataObject(); - /* see wxTextDataObject for explanation */ - - wxBitmapDataObject(); - wxBitmapDataObject( const wxBitmap& bitmap ); - - void SetBitmap( const wxBitmap &bitmap ); - wxBitmap GetBitmap() const; - - virtual void WriteData( void *dest ) const; - virtual size_t GetSize() const; - - void WriteBitmap( const wxBitmap &bitmap, void *dest ) const; - - // implementation - - wxBitmap m_bitmap; - + virtual bool IsSupportedFormat( const wxDataFormat& format, Direction dir = Get ) const; }; -//---------------------------------------------------------------------------- -// wxPrivateDataObject is a specialization of wxDataObject for app specific data -//---------------------------------------------------------------------------- - -class wxPrivateDataObject : public wxDataObject -{ - DECLARE_DYNAMIC_CLASS( wxPrivateDataObject ) - -public: - - /* see wxTextDataObject for explanation of functions */ - - wxPrivateDataObject(); - ~wxPrivateDataObject(); - - /* 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", an - * image manipulation program would put a wxBitmapDataObject and a - * wxPrivateDataObject to the clipboard - the latter with "image/png". */ - - void SetId( const wxString& id ); - - /* get id */ - wxString GetId() const; - - /* set data. will make internal copy. */ - void SetData( const char *data, size_t size ); - - /* returns pointer to data */ - char* GetData() const; - - virtual void WriteData( void *dest ) const; - virtual size_t GetSize() const; - - void WriteData( const char *data, void *dest ) const; - - // implementation - - size_t m_size; - char* m_data; - wxString m_id; -}; - - -#endif - //__GTKDNDH__ +#endif // _WX_GTK_DATAOBJ_H_