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TRint.h
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1// @(#)root/rint:$Id$
2// Author: Rene Brun 17/02/95
3
4/*************************************************************************
5 * Copyright (C) 1995-2000, Rene Brun and Fons Rademakers. *
6 * All rights reserved. *
7 * *
8 * For the licensing terms see $ROOTSYS/LICENSE. *
9 * For the list of contributors see $ROOTSYS/README/CREDITS. *
10 *************************************************************************/
11
12
13#ifndef ROOT_TRint
14#define ROOT_TRint
15
16//////////////////////////////////////////////////////////////////////////
17// //
18// Rint //
19// //
20// Rint is the ROOT Interactive Interface. It allows interactive access //
21// to the ROOT system via a C++ interpreter. //
22// //
23//////////////////////////////////////////////////////////////////////////
24
25#include "TApplication.h"
26#include "TString.h"
27
28class TFileHandler;
29
30
31class TRint : public TApplication {
32
33private:
34 Int_t fNcmd; // command history number
35 TString fDefaultPrompt; // default prompt: "root [%d] "
36 TString fNonContinuePrompt; // default prompt before continue prompt was set
37 char fPrompt[64]; // interpreter prompt
38 Bool_t fInterrupt; // if true macro execution will be stopped
39 Int_t fCaughtSignal; // TRint just caught a signal
40 TFileHandler *fInputHandler; // terminal input handler
41 Bool_t fBackslashContinue{};// whether the last line ended with '\'
42
43 TRint(const TRint&) = delete;
44 TRint& operator=(const TRint&) = delete;
45
46 void ExecLogon();
47 Longptr_t ProcessRemote(const char *line, Int_t *error = nullptr);
48 Longptr_t ProcessLineNr(const char* filestem, const char *line, Int_t *error = nullptr);
49
50public:
51 TRint(const char *appClassName, int *argc, char **argv,
52 void *options = 0, int numOptions = 0, Bool_t noLogo = kFALSE);
53 virtual ~TRint();
54 virtual char *GetPrompt();
55 virtual const char *SetPrompt(const char *newPrompt);
56 virtual void SetEchoMode(Bool_t mode);
57 virtual void HandleException(Int_t sig);
58 virtual Bool_t HandleTermInput();
59 virtual void PrintLogo(Bool_t lite = kFALSE);
60 virtual void Run(Bool_t retrn = kFALSE);
61 virtual void Terminate(int status);
63 virtual Int_t TabCompletionHook(char *buf, int *pLoc, std::ostream& out);
64
66
67 ClassDef(TRint,0); //ROOT Interactive Application Interface
68};
69
70#endif
int Int_t
Definition: RtypesCore.h:45
long Longptr_t
Definition: RtypesCore.h:82
const Bool_t kFALSE
Definition: RtypesCore.h:101
bool Bool_t
Definition: RtypesCore.h:63
const Bool_t kTRUE
Definition: RtypesCore.h:100
#define ClassDef(name, id)
Definition: Rtypes.h:325
This class creates the ROOT Application Environment that interfaces to the windowing system eventloop...
Definition: TApplication.h:39
Definition: TRint.h:31
void Interrupt()
Definition: TRint.h:62
virtual void HandleException(Int_t sig)
Handle signals (kSigBus, kSigSegmentationViolation, kSigIllegalInstruction and kSigFloatingException)...
Definition: TRint.cxx:670
virtual void Run(Bool_t retrn=kFALSE)
Main application eventloop.
Definition: TRint.cxx:356
Bool_t fInterrupt
Definition: TRint.h:38
Longptr_t ProcessLineNr(const char *filestem, const char *line, Int_t *error=nullptr)
Calls ProcessLine() possibly prepending a line directive for better diagnostics.
Definition: TRint.cxx:754
virtual void Terminate(int status)
Terminate the application.
Definition: TRint.cxx:686
virtual const char * SetPrompt(const char *newPrompt)
Set a new default prompt.
Definition: TRint.cxx:567
Longptr_t ProcessRemote(const char *line, Int_t *error=nullptr)
Process the content of a line starting with ".R" (already stripped-off) The format is [user@]host[:di...
Definition: TRint.cxx:732
char fPrompt[64]
Definition: TRint.h:37
virtual char * GetPrompt()
Get prompt from interpreter. Either "root [n]" or "end with '}'".
Definition: TRint.cxx:547
virtual ~TRint()
Destructor.
Definition: TRint.cxx:288
virtual void PrintLogo(Bool_t lite=kFALSE)
Print the ROOT logo on standard output.
Definition: TRint.cxx:484
void ExecLogon()
Execute logon macro's.
Definition: TRint.cxx:313
virtual void SetEchoMode(Bool_t mode)
Set console mode:
Definition: TRint.cxx:716
virtual Int_t TabCompletionHook(char *buf, int *pLoc, std::ostream &out)
Forward tab completion request to our TTabCom::Hook().
Definition: TRint.cxx:790
Bool_t fBackslashContinue
Definition: TRint.h:41
TString fDefaultPrompt
Definition: TRint.h:35
TRint & operator=(const TRint &)=delete
TString fNonContinuePrompt
Definition: TRint.h:36
virtual Bool_t HandleTermInput()
Handle input coming from terminal.
Definition: TRint.cxx:583
Int_t fCaughtSignal
Definition: TRint.h:39
Int_t fNcmd
Definition: TRint.h:34
TRint(const TRint &)=delete
TFileHandler * GetInputHandler()
Definition: TRint.h:65
TFileHandler * fInputHandler
Definition: TRint.h:40
Basic string class.
Definition: TString.h:136
TLine * line