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/*
* Copyright (c) 1993-1994 Regents of the University of California.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and the Network Research Group at
* Lawrence Berkeley Laboratory.
* 4. Neither the name of the University nor of the Laboratory may be used
* to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#) $Header: /cs/research/mice/starship/src/local/CVS_repository/vic/Tcl.h,v 1.2 1999/01/14 12:48:39 ucackha Exp $ (LBL)
*/
#ifndef vic_Tcl_h
#define vic_Tcl_h
#include "config.h"
#include <string.h>
#include <tcl.h>
struct Tk_Window_;
class Tcl {
public:
/* constructor should be private but SGIs C++ compiler complains*/
Tcl();
static void init(const char* application);
static void init(Tcl_Interp*, const char* application);
static inline Tcl& instance() { return (instance_); }
inline int dark() const { return (tcl_ == 0); }
inline Tcl_Interp* interp() const { return (tcl_); }
inline char* result() const { return (tcl_->result); }
inline void result(const char* p, Tcl_FreeProc* freeProc = TCL_STATIC)
{ Tcl_SetResult(tcl_, (char *)p, freeProc); }
void resultf(const char* fmt, ...);
inline void CreateCommand(const char* cmd, Tcl_CmdProc* cproc,
ClientData cd = 0,
Tcl_CmdDeleteProc* dproc = 0) {
Tcl_CreateCommand(tcl_, (char*)cmd, cproc, cd, dproc);
}
inline void CreateCommand(Tcl_CmdProc* cproc,
ClientData cd = 0,
Tcl_CmdDeleteProc* dproc = 0) {
Tcl_CreateCommand(tcl_, buffer_, cproc, cd, dproc);
}
inline void DeleteCommand(const char* cmd) {
Tcl_DeleteCommand(tcl_, (char*)cmd);
}
inline void EvalFile(const char* file) {
if (Tcl_EvalFile(tcl_, (char*)file) != TCL_OK)
error(file);
}
inline char* var(const char* varname, int flags = TCL_GLOBAL_ONLY) {
return (Tcl_GetVar(tcl_, (char*)varname, flags));
}
/*
* Hooks for invoking the tcl interpreter:
* eval(char*) - when string is in writable store
* evalc() - when string is in read-only store (e.g., string consts)
* evalf() - printf style formatting of command
* Or, write into the buffer returned by buffer() and
* then call eval(void).
*/
void eval(char* s);
void evalc(const char* s);
void eval();
char* buffer() { return (bp_); }
/*
* This routine used to be inlined, but SGI's C++ compiler
* can't hack stdarg inlining. No big deal here.
*/
void evalf(const char* fmt, ...);
inline struct Tk_Window_* tkmain() const { return (tkmain_); }
inline void tkmain(struct Tk_Window_* w) { tkmain_ = w; }
void add_option(const char* name, const char* value);
void add_default(const char* name, const char* value);
const char* attr(const char* attr) const;
const char* application() const { return (application_); }
inline const char* rds(const char* a, const char* fld) const {
return (Tcl_GetVar2(tcl_, (char*)a, (char*)fld,
TCL_GLOBAL_ONLY));
}
private:
void error(const char*);
static Tcl instance_;
Tcl_Interp* tcl_;
Tk_Window_* tkmain_;
char* bp_;
const char* application_;
char buffer_[4096];
};
class TclObject {
public:
virtual ~TclObject();
static TclObject* lookup(const char* name);
inline const char* name() { return (name_); }
static void define();
virtual void reset();
void class_name(const char*);
/* make this public for Sun's compiler */
static int callback(ClientData, Tcl_Interp*, int ac, char** av);
static void reset_all();
protected:
TclObject(const char* name = 0);
virtual int command(int argc, const char*const* argv);
void setproc(const char* proc);
virtual void inception();
private:
static int id_;
static TclObject* all_;
char* name_;
char* class_name_;
TclObject* next_;
};
class Matcher {
public:
static TclObject* lookup(const char* classname, const char* id);
protected:
Matcher(const char* classname);
virtual TclObject* match(const char* id) = 0;
private:
static Matcher* all_;
Matcher* next_;
const char* classname_;
};
class EmbeddedTcl {
public:
EmbeddedTcl(int pass, const char* code);
static void init();
private:
static int makepass(int pass);
const char* code_;
int pass_;
EmbeddedTcl* next_;
static EmbeddedTcl* all_;
};
#endif
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