StandardProgram Class Reference

#include <program_stdc.h>

Inheritance diagram for StandardProgram:

Collaboration diagram for StandardProgram:

Public Member Functions
	StandardProgram ()
virtual	~StandardProgram ()
virtual void	Initialize (int argc, char **argv)
virtual void	Start ()
Public Member Functions inherited from Program
	Program ()
virtual	~Program ()
virtual void	Exit ()
void	NewPositionalInput (short unsigned int base, short unsigned int digits)
void	NewPositionalOutput (short unsigned int base, short unsigned int digits)
void	SetLastResult (Number *number)
void	SetPrompt (const char *text) const
int	GetExitStatus () const
bool	GetAnsiMode () const
void	SetAnsiMode (bool value)
struct Number *	GetLastResult () const

Private Attributes
CharBuffer *	line

Additional Inherited Members
Public Attributes inherited from Program
class Language *	Language
class ConsoleBase *	Console
class PreferencesBase *	Preferences
class FilesystemBase *	Filesystem
class NumeralSystem *	Input
class NumeralSystem *	Output
class VariableList *	Variables
class FunctionList *	Functions
class GraphList *	Graphs
Protected Member Functions inherited from Program
void	InitAnsiMode ()
Protected Attributes inherited from Program
bool	shellMode
bool	ansiMode
int	status

Detailed Description

Definition at line 36 of file program_stdc.h.

Constructor & Destructor Documentation

StandardProgram()

StandardProgram::StandardProgram

(

)

Definition at line 42 of file program_stdc.cpp.

References Program::Console, line, Program::Program(), and Program::shellMode.

Referenced by main().

    : Program()
{
    Console = nullptr;
    line = nullptr;
    shellMode = false;
}

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~StandardProgram()

StandardProgram::~StandardProgram ( )

virtual

Definition at line 50 of file program_stdc.cpp.

References ConsoleBase::Close(), Program::Console, and line.

{
    if (Console != nullptr)
    {
        Console->Close();
        delete Console;
    }

    if (line != nullptr)
    {
        delete line;
    }
}

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Member Function Documentation

Initialize()

void StandardProgram::Initialize ( int  argc, char **  argv  )

virtual

Implements Program.

Definition at line 64 of file program_stdc.cpp.

References CharBuffer::Append(), CharBuffer::CharBuffer(), Program::Console, CharBuffer::DeleteLastChar(), CharBuffer::Empty(), CharBuffer::EnsureSize(), PreferencesBase::GetPrompt(), line, Program::Preferences, Program::SetAnsiMode(), Program::shellMode, StrIsEqual(), and StrLen().

{
#if defined(WINDOWS)
        Console = new WindowsConsole(Preferences->GetPrompt(), Language);
#elif defined(TERMIOS)
        Console = new TermiosConsole(Preferences->GetPrompt(), Language);
#else
        Console = new StandardConsole(Preferences->GetPrompt(), Language);
#endif
    SetAnsiMode(true);

    line = new CharBuffer();
    line->Empty();

    bool options = true;
    unsigned int len = 1;
    for (int i = 1; i < argc; i++)
    {
        if (options)
        {
            if (StrIsEqual(argv[i], "noansi") || StrIsEqual(argv[i], "--noansi"))
            {
                SetAnsiMode(false);
                continue;
            }
            else if (StrIsEqual(argv[i], "shell") || StrIsEqual(argv[i], "--shell"))
            {
                shellMode = true;
            }
            else
            {
                options = false;
            }
        }

        if (!options)
        {
            len += StrLen(argv[i]) + 1;
            line->EnsureSize(len);
            line->Append(argv[i]);
            line->Append(' ');
        }
    }

    if (len > 1)
    {
        line->DeleteLastChar();
    }
}

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Start()

void StandardProgram::Start ( )

virtual

Implements Program.

Definition at line 114 of file program_stdc.cpp.

References Program::Console, Evaluator::Evaluate(), Evaluator::Evaluator(), Evaluator::GetResult(), CharBuffer::GetString(), CharBuffer::IsEmpty(), line, PreferencesBase::Load(), ConsoleBase::Open(), Program::Preferences, ConsoleBase::ResetConsole(), Program::SetAnsiMode(), Program::shellMode, ConsoleBase::ShowHelp(), ConsoleBase::Start(), and ConsoleBase::WriteString().

{
    if(Console == nullptr || !Console->Open())
    {
        return;
    }

    Preferences->Load();

    if (!line->IsEmpty())
    {
        Evaluator* evaluator = new Evaluator(line->GetString());
        evaluator->Evaluate();
        const char* res = evaluator->GetResult();
        Console->WriteString(res);
        Console->ResetConsole();
        delete evaluator;
        return;
    }

#if defined(WINDOWS)
    Console->Start();
#else
    if (shellMode)
    {
        Console->Start();
        return;
    }

    SetAnsiMode(false);
    Console->ShowHelp();
#endif
}

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Member Data Documentation

line

CharBuffer* StandardProgram::line

private

Definition at line 45 of file program_stdc.h.

Referenced by Initialize(), StandardProgram(), Start(), and ~StandardProgram().

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The documentation for this class was generated from the following files:

• src/system/program_stdc.h
• src/system/program_stdc.cpp