include/wx/mac/classic/clipbrd.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        clipbrd.h
   3 // Purpose:     Clipboard functionality.
   4 //              Note: this functionality is under review, and
   5 //              is derived from wxWindows 1.xx code. Please contact
   6 //              the wxWindows developers for further information.
   7 // Author:      Stefan Csomor
   8 // Modified by:
   9 // Created:     1998-01-01
  10 // RCS-ID:      $Id$
  11 // Copyright:   (c) Stefan Csomor
  12 // Licence:     wxWindows licence
  13 /////////////////////////////////////////////////////////////////////////////
  14
  15 #ifndef _WX_CLIPBRD_H_
  16 #define _WX_CLIPBRD_H_
  17
  18 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  19 #pragma interface "clipbrd.h"
  20 #endif
  21
  22 #if wxUSE_CLIPBOARD
  23
  24 #include "wx/list.h"
  25 #include "wx/module.h"
  26 #include "wx/dataobj.h"     // for wxDataFormat
  27
  28 //-----------------------------------------------------------------------------
  29 // wxClipboard
  30 //-----------------------------------------------------------------------------
  31
  32 class WXDLLEXPORT wxDataObject;
  33 class WXDLLEXPORT wxClipboard : public wxClipboardBase
  34 {
  35     DECLARE_DYNAMIC_CLASS(wxClipboard)
  36
  37 public:
  38     wxClipboard();
  39     ~wxClipboard();
  40
  41     // open the clipboard before SetData() and GetData()
  42     virtual bool Open();
  43
  44     // close the clipboard after SetData() and GetData()
  45     virtual void Close();
  46
  47     // query whether the clipboard is opened
  48     virtual bool IsOpened() const;
  49
  50     // set the clipboard data. all other formats will be deleted.
  51     virtual bool SetData( wxDataObject *data );
  52
  53     // add to the clipboard data.
  54     virtual bool AddData( wxDataObject *data );
  55
  56     // ask if data in correct format is available
  57     virtual bool IsSupported( const wxDataFormat& format );
  58
  59     // fill data with data on the clipboard (if available)
  60     virtual bool GetData( wxDataObject& data );
  61
  62     // clears wxTheClipboard and the system's clipboard if possible
  63     virtual void Clear();
  64
  65     // flushes the clipboard: this means that the data which is currently on
  66     // clipboard will stay available even after the application exits (possibly
  67     // eating memory), otherwise the clipboard will be emptied on exit
  68     virtual bool Flush();
  69
  70     // X11 has two clipboards which get selected by this call. Empty on MSW.
  71     void UsePrimarySelection( bool WXUNUSED(primary) = FALSE ) { }
  72
  73 private:
  74     wxDataObject     *m_data;
  75     bool              m_open;
  76 };
  77
  78 #endif // wxUSE_CLIPBOARD
  79
  80 #endif
  81     // _WX_CLIPBRD_H_