ZmSelection.H

/* ZmSelection.H */
/* $Id: ZmSelection.H,v 1.1 2005/02/18 11:22:45 vlad Exp $ */
#ifndef __ZmSelection_H
#define __ZmSelection_H

#include <X11/Xatom.h>
#include <X11/Intrinsic.h>

#include <mix/AnyValue.hpp>


class ZmSelection
{
public:

  ZmSelection (Widget w, Atom name = XA_PRIMARY);

  virtual   ~ZmSelection ();

  virtual void  highlight_data (bool flag);

  virtual bool  publish_data (const char* text, Time timestamp);

  virtual void  unpublish_data (Time timestamp);

  virtual bool  request_data (char*& text, Time timestamp);


protected:

  struct {
    Atom        type;   
    XtPointer       data;   
    unsigned long   size;   
    int         format; 
  } im_buf, ex_buf;

  bool      bPaste;

  Atom      aName;

  Atom      aData;

  Widget    wToplevel;

private:

  static ZmSelection    *pSelManager;


  static Boolean    convert_sel_proc (Widget w,
                      Atom* selection,
                      Atom* target,
                      Atom* type_return,
                      XtPointer* value_return,
                      unsigned long* length_return,
                      int* format_return);

  static void       lose_sel_proc (Widget w,
                       Atom* selection);

  static void       sel_done_proc (Widget w,
                       Atom* selection,
                       Atom* target);

  static void       get_sel_cb_proc (Widget w,
                     XtPointer closure,
                     Atom* selection,
                     Atom* type,
                     XtPointer value,
                     unsigned long* length,
                     int* format);

};


#endif /* ZmSelection.H */