include/wx/gtk/clipbrd.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        clipboard.h
   3 // Purpose:
   4 // Author:      Robert Roebling
   5 // Id:          $Id$
   6 // Copyright:   (c) 1998 Robert Roebling
   7 // Licence:     wxWindows licence
   8 /////////////////////////////////////////////////////////////////////////////
   9
  10
  11 #ifndef __GTKCLIPBOARDH__
  12 #define __GTKCLIPBOARDH__
  13
  14 #ifdef __GNUG__
  15 #pragma interface
  16 #endif
  17
  18 #include "wx/defs.h"
  19 #include "wx/object.h"
  20 #include "wx/list.h"
  21 #include "wx/dataobj.h"
  22 #include "wx/control.h"
  23 #include "wx/module.h"
  24
  25 //-----------------------------------------------------------------------------
  26 // classes
  27 //-----------------------------------------------------------------------------
  28
  29 class wxClipboard;
  30 class wxClipboardModule;
  31
  32 //-----------------------------------------------------------------------------
  33 // global data
  34 //-----------------------------------------------------------------------------
  35
  36 extern wxClipboard* wxTheClipboard;
  37
  38 //-----------------------------------------------------------------------------
  39 // wxClipboard
  40 //-----------------------------------------------------------------------------
  41
  42 class wxClipboard: public wxObject
  43 {
  44   DECLARE_DYNAMIC_CLASS(wxClipboard)
  45
  46 public:
  47
  48   wxClipboard();
  49   ~wxClipboard();
  50
  51   // open the clipboard before SetData() and GetData()
  52   virtual bool Open();
  53
  54   // close the clipboard after SetData() and GetData()
  55   virtual void Close();
  56
  57   // can be called several times
  58   virtual bool SetData( wxDataObject *data );
  59
  60   // format available on the clipboard ?
  61   // supply ID if private format, the same as wxPrivateDataObject::SetId()
  62   virtual bool IsSupportedFormat( wxDataFormat format, const wxString &id = "" );
  63
  64   // fill data with data on the clipboard (if available)
  65   virtual bool GetData( wxDataObject *data );
  66
  67   // clears wxTheClipboard and the system's clipboard if possible
  68   virtual void Clear();
  69
  70  // implementation
  71
  72   GdkAtom    GetTargetAtom( wxDataFormat format, const wxString &id = "" );
  73
  74   bool              m_open;
  75
  76   wxList            m_dataObjects;
  77   char             *m_sentString,
  78                    *m_receivedString;
  79   void             *m_receivedTargets;
  80   GtkWidget        *m_clipboardWidget;
  81
  82   bool              m_formatSupported;
  83   GdkAtom           m_targetRequested;
  84
  85   wxDataObject      *m_receivedData;
  86 };
  87
  88 //-----------------------------------------------------------------------------
  89 // wxClipboardModule
  90 //-----------------------------------------------------------------------------
  91
  92 class wxClipboardModule: public wxModule
  93 {
  94   DECLARE_DYNAMIC_CLASS(wxClipboardModule)
  95
  96 public:
  97     wxClipboardModule() {}
  98     bool OnInit();
  99     void OnExit();
 100 };
 101
 102
 103 #endif
 104     // __GTKCLIPBOARDH__