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// Copyright (C) 1999-2018
// Smithsonian Astrophysical Observatory, Cambridge, MA, USA
// For conditions of distribution and use, see copyright notice in "copyright"
#ifndef __callback_h__
#define __callback_h__
#include <tcl.h>
class CallBack {
public:
enum Type {SELECTCB, UNSELECTCB,
HIGHLITECB, UNHIGHLITECB,
EDITBEGINCB, EDITCB, EDITENDCB,
MOVEBEGINCB, MOVECB, MOVEENDCB,
ROTATEBEGINCB, ROTATECB, ROTATEENDCB,
DELETECB,
TEXTCB, COLORCB, LINEWIDTHCB, PROPERTYCB, FONTCB,
KEYCB,
UPDATECB};
private:
Tcl_Interp* interp_;
Type type_;
char proc_[128];
char arg_[256];
CallBack* previous_;
CallBack* next_;
public:
CallBack(const CallBack&);
CallBack(Tcl_Interp*, Type, const char*, const char*);
CallBack& operator=(const CallBack&);
int eval(const char*);
Type type() {return type_;}
const char* proc() {return proc_;}
const char* arg() {return arg_;}
CallBack* previous() {return previous_;}
void setPrevious(CallBack* cb) {previous_ = cb;}
CallBack* next() {return next_;}
void setNext(CallBack* cb) {next_ = cb;}
};
#endif
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