X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/0e320a79f187558effb04d92020b470372bbe456..d0f063020e6fb1b1a660952d0844071e0df24324:/include/wx/os2/clipbrd.h diff --git a/include/wx/os2/clipbrd.h b/include/wx/os2/clipbrd.h index 697dc9d939..decb449531 100644 --- a/include/wx/os2/clipbrd.h +++ b/include/wx/os2/clipbrd.h @@ -2,103 +2,95 @@ // Name: clipbrd.h // Purpose: Clipboard functionality. // Note: this functionality is under review, and -// is derived from wxWindows 1.xx code. Please contact -// the wxWindows developers for further information. -// Author: AUTHOR +// is derived from wxWidgets 1.xx code. Please contact +// the wxWidgets developers for further information. +// Author: David Webster // Modified by: -// Created: ??/??/98 +// Created: 10/13/99 // RCS-ID: $Id$ -// Copyright: (c) AUTHOR -// Licence: wxWindows licence +// Copyright: (c) David Webster +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// #ifndef _WX_CLIPBRD_H_ #define _WX_CLIPBRD_H_ -#ifdef __GNUG__ -#pragma interface "clipbrd.h" -#endif - -#include "wx/defs.h" -#include "wx/setup.h" +#if wxUSE_CLIPBOARD #include "wx/list.h" - -bool WXDLLEXPORT wxOpenClipboard(); -bool WXDLLEXPORT wxClipboardOpen(); -bool WXDLLEXPORT wxCloseClipboard(); -bool WXDLLEXPORT wxEmptyClipboard(); -bool WXDLLEXPORT wxIsClipboardFormatAvailable(int dataFormat); -bool WXDLLEXPORT wxSetClipboardData(int dataFormat, wxObject *obj, int width = 0, int height = 0); -wxObject* WXDLLEXPORT wxGetClipboardData(int dataFormat, long *len = NULL); -int WXDLLEXPORT wxEnumClipboardFormats(int dataFormat); -int WXDLLEXPORT wxRegisterClipboardFormat(char *formatName); -bool WXDLLEXPORT wxGetClipboardFormatName(int dataFormat, char *formatName, int maxCount); - -/* A clipboard client holds data belonging to the clipboard. - For plain text, a client is not necessary. */ -class WXDLLEXPORT wxClipboardClient : public wxObject +#include "wx/module.h" +#include "wx/dataobj.h" // for wxDataFormat + +// These functions superceded by wxClipboard, but retained in order to +// implement wxClipboard, and for compatibility. + +// open/close the clipboard +WXDLLIMPEXP_CORE bool wxOpenClipboard(); +WXDLLIMPEXP_CORE bool wxIsClipboardOpened(); +#define wxClipboardOpen wxIsClipboardOpened +WXDLLIMPEXP_CORE bool wxCloseClipboard(); + +// get/set data +WXDLLIMPEXP_CORE bool wxEmptyClipboard(); +WXDLLIMPEXP_CORE bool wxSetClipboardData(wxDataFormat dataFormat, + const void *data, + int width = 0, int height = 0); +WXDLLIMPEXP_CORE void* wxGetClipboardData(wxDataFormat dataFormat, + long *len = NULL); + +// clipboard formats +WXDLLIMPEXP_CORE bool wxIsClipboardFormatAvailable(wxDataFormat dataFormat); +WXDLLIMPEXP_CORE wxDataFormat wxEnumClipboardFormats(wxDataFormat dataFormat); +WXDLLIMPEXP_CORE int wxRegisterClipboardFormat(wxChar *formatName); +WXDLLIMPEXP_CORE bool wxGetClipboardFormatName(wxDataFormat dataFormat, + wxChar *formatName, + int maxCount); + +//----------------------------------------------------------------------------- +// wxClipboard +//----------------------------------------------------------------------------- + +class WXDLLIMPEXP_FWD_CORE wxDataObject; +class WXDLLIMPEXP_CORE wxClipboard : public wxClipboardBase { - DECLARE_ABSTRACT_CLASS(wxClipboardClient) - - public: - /* This list should be filled in with strings indicating the formats - this client can provide. Almost all clients will provide "TEXT". - Format names should be 4 characters long, so things will work - out on the Macintosh */ - wxStringList formats; - - /* This method is called when the client is losing the selection. */ - virtual void BeingReplaced() = 0; - - /* This method is called when someone wants the data this client is - supplying to the clipboard. "format" is a string indicating the - format of the data - one of the strings from the "formats" - list. "*size" should be filled with the size of the resulting - data. In the case of text, "*size" does not count the - NULL terminator. */ - virtual char *GetData(char *format, long *size) = 0; -}; + DECLARE_DYNAMIC_CLASS(wxClipboard) -/* ONE instance of this class: */ -class WXDLLEXPORT wxClipboard : public wxObject -{ - DECLARE_DYNAMIC_CLASS(wxClipboard) +public: + wxClipboard(); + virtual ~wxClipboard(); - public: - wxClipboardClient *clipOwner; - char *cbString, *sentString, *receivedString; - void *receivedTargets; - long receivedLength; + // open the clipboard before SetData() and GetData() + virtual bool Open(); - wxClipboard(); - ~wxClipboard(); + // close the clipboard after SetData() and GetData() + virtual void Close(); - /* Set the clipboard data owner. "time" comes from the event record. */ - void SetClipboardClient(wxClipboardClient *, long time); + // query whether the clipboard is opened + virtual bool IsOpened() const; - /* Set the clipboard string; does not require a client. */ - void SetClipboardString(char *, long time); + // set the clipboard data. all other formats will be deleted. + virtual bool SetData( wxDataObject *data ); - /* Get data from the clipboard in the format "TEXT". */ - char *GetClipboardString(long time); + // add to the clipboard data. + virtual bool AddData( wxDataObject *data ); - /* Get data from the clipboard */ - char *GetClipboardData(char *format, long *length, long time); + // ask if data in correct format is available + virtual bool IsSupported( const wxDataFormat& format ); - /* Get the clipboard client directly. Will be NULL if clipboard data - is a string, or if some other application owns the clipboard. - This can be useful for shortcutting data translation, if the - clipboard user can check for a specific client. (This is used - by the wxMediaEdit class.) */ - wxClipboardClient *GetClipboardClient(); -}; + // fill data with data on the clipboard (if available) + virtual bool GetData( wxDataObject& data ); + + // clears wxTheClipboard and the system's clipboard if possible + virtual void Clear(); -/* Initialize wxTheClipboard. Can be called repeatedly */ -void WXDLLEXPORT wxInitClipboard(); + // flushes the clipboard: this means that the data which is currently on + // clipboard will stay available even after the application exits (possibly + // eating memory), otherwise the clipboard will be emptied on exit + virtual bool Flush(); -/* The clipboard */ -WXDLLEXPORT_DATA(extern wxClipboard*) wxTheClipboard; +private: + bool m_clearOnExit; +}; -#endif - // _WX_CLIPBRD_H_ +#endif // wxUSE_CLIPBOARD +#endif // _WX_CLIPBRD_H_