Program Class Reference

Master control class. More...

#include <program.h>

Inheritance diagram for Program:

Collaboration diagram for Program:

Public Member Functions
	Program ()
virtual	~Program ()
virtual void	Initialize (int argc, char **argv)=0
virtual void	Start ()=0
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

Public Attributes
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
void	InitAnsiMode ()

Protected Attributes
bool	shellMode
bool	ansiMode
int	status

Private Attributes
struct Number *	ins

Detailed Description

Master control class.

This control class handles all processes and data in the entire program. It usually only exist as a single instance.

Definition at line 55 of file program.h.

Constructor & Destructor Documentation

Program()

Program::Program

(

)

Definition at line 48 of file program.cpp.

References ansiMode, Console, DecimalSystem::DecimalSystem(), Filesystem, FunctionList::FunctionList(), Functions, PreferencesBase::GetDigits(), Language::GetFractionPoint(), Input, ins, Output, Preferences, RealNumber::RealNumber(), shellMode, StandardLanguage::StandardLanguage(), status, VariableList::VariableList(), and Variables.

Referenced by StandardProgram::StandardProgram().

                 :
    Console(nullptr), shellMode(false), ansiMode(false), status(0)
{
    Variables = new VariableList();
    Functions = new FunctionList();
    ins = new RealNumber();
#if defined(AMIGA)
    Language = new AmigaLanguage();
    Filesystem = new AmigaFilesystem();
    Preferences = new AmigaPreferences();
#else
    Language = new StandardLanguage();
    Filesystem = new StandardFilesystem();
    Preferences = new StandardPreferences();
#endif
    Input = new DecimalSystem(Preferences->GetDigits(), Language->GetFractionPoint());
    Output = new DecimalSystem(Preferences->GetDigits(), Language->GetFractionPoint());
}

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~Program()

Program::~Program ( )

virtual

Definition at line 67 of file program.cpp.

References Filesystem, Functions, Input, ins, PreferencesBase::Keep(), Output, Preferences, and Variables.

{
    delete Variables;
    delete Functions;
    delete Filesystem;
    delete Output;
    delete Input;
    delete Language;
    delete ins;

    Preferences->Keep();
    delete Preferences;
}

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Member Function Documentation

Exit()

void Program::Exit ( )

virtual

Reimplemented in TestProgram.

Definition at line 168 of file program.cpp.

References Console, and ConsoleBase::Exit().

Referenced by ExitStatement::Execute().

{
    Console->Exit();
}

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GetAnsiMode()

bool Program::GetAnsiMode

(

)

const

Definition at line 143 of file program.cpp.

References ansiMode.

{
    return ansiMode;
}

GetExitStatus()

int Program::GetExitStatus

(

)

const

Definition at line 133 of file program.cpp.

References status.

Referenced by main().

{
    return status;
}

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GetLastResult()

Number * Program::GetLastResult

(

)

const

Definition at line 122 of file program.cpp.

References ins.

Referenced by InsVariableNode::Evaluate().

{
    return ins;
}

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InitAnsiMode()

void Program::InitAnsiMode ( )

protected

Definition at line 138 of file program.cpp.

References ansiMode, and SetAnsiMode().

{
    SetAnsiMode(ansiMode);
}

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Initialize()

virtual void Program::Initialize ( int  argc, char **  argv  )

pure virtual

Implemented in TestProgram, and StandardProgram.

Referenced by main().

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NewPositionalInput()

void Program::NewPositionalInput	(	short unsigned int	base,
		short unsigned int	digits
	)

Definition at line 81 of file program.cpp.

References DecimalSystem::DecimalSystem(), Language::GetFractionPoint(), Input, and PositionalNumeralSystem::PositionalNumeralSystem().

Referenced by InputStatement::Execute().

{
    delete Input;

    char fractionPoint = Language->GetFractionPoint();

    if (base == 10)
    {
        Input = new DecimalSystem(digits, fractionPoint);
    }
    else
    {
        Input = new PositionalNumeralSystem(base, digits, fractionPoint);
    }
}

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NewPositionalOutput()

void Program::NewPositionalOutput	(	short unsigned int	base,
		short unsigned int	digits
	)

Definition at line 97 of file program.cpp.

References DecimalSystem::DecimalSystem(), Language::GetFractionPoint(), Output, and PositionalNumeralSystem::PositionalNumeralSystem().

Referenced by OutputStatement::Execute().

{
    delete Output;

    char fractionPoint = Language->GetFractionPoint();

    if (base == 10)
    {
        Output = new DecimalSystem(digits, fractionPoint);
    }
    else
    {
        Output = new PositionalNumeralSystem(base, digits, fractionPoint);
    }
}

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SetAnsiMode()

void Program::SetAnsiMode

(

bool

value

)

Definition at line 148 of file program.cpp.

References ansiMode, Console, ConsoleBase::SetAnsiMode(), and Language::SetAnsiMode().

Referenced by InitAnsiMode(), StandardProgram::Initialize(), and StandardProgram::Start().

{
    if (Console != nullptr)
    {
        bool success = Console->SetAnsiMode(value);
        if (!success)
        {
            Console->SetAnsiMode(ansiMode);
            return;
        }
    }

    if (Language != nullptr)
    {
        Language->SetAnsiMode(value);
    }

    ansiMode = value;
}

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SetLastResult()

void Program::SetLastResult

(

Number *

number

)

Definition at line 127 of file program.cpp.

References Number::Clone(), and ins.

Referenced by EvalStatement::Execute().

{
    delete ins;
    ins = number->Clone();
}

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SetPrompt()

void Program::SetPrompt

(

const char *

text

)

const

Definition at line 113 of file program.cpp.

References Console, Preferences, PreferencesBase::SetPrompt(), and ConsoleBase::SetPrompt().

Referenced by PromptStatement::Execute().

{
    if (Console != nullptr)
    {
        Console->SetPrompt(text);
    }
    Preferences->SetPrompt(text);
}

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Start()

virtual void Program::Start ( )

pure virtual

Implemented in TestProgram, and StandardProgram.

Referenced by main().

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Member Data Documentation

ansiMode

bool Program::ansiMode

protected

Definition at line 84 of file program.h.

Referenced by GetAnsiMode(), InitAnsiMode(), Program(), and SetAnsiMode().

Console

class ConsoleBase* Program::Console

Definition at line 72 of file program.h.

Referenced by AboutStatement::Execute(), ClearStatement::Execute(), VersionStatement::Execute(), LicenseStatement::Execute(), PrefsStatement::Execute(), Exit(), StandardProgram::Initialize(), Program(), SetAnsiMode(), SetPrompt(), StandardProgram::StandardProgram(), StandardProgram::Start(), and StandardProgram::~StandardProgram().

Filesystem

class FilesystemBase* Program::Filesystem

Definition at line 74 of file program.h.

Referenced by ExecuteStatement::Execute(), SaveStatement::Execute(), ShowStatement::Execute(), LoadStatement::Execute(), ListStatement::Execute(), Program(), and ~Program().

Functions

class FunctionList* Program::Functions

Definition at line 78 of file program.h.

Referenced by SaveStatement::Execute(), PlotStatement::Execute(), ListFunctionsStatement::Execute(), DeleteStatement::Execute(), Parser::ParseFunctionDef(), Parser::ParseIdent(), Program(), and ~Program().

Graphs

class GraphList* Program::Graphs

Definition at line 79 of file program.h.

Input

class NumeralSystem* Program::Input

Definition at line 75 of file program.h.

Referenced by DigitsStatement::Execute(), InputStatement::Execute(), PrefsStatement::Execute(), Lexer::GetDigitValue(), NumericValueNode::GetNodeText(), NewPositionalInput(), Parser::ParseNumber(), Program(), and ~Program().

ins

struct Number* Program::ins

private

Definition at line 88 of file program.h.

Referenced by GetLastResult(), Program(), SetLastResult(), and ~Program().

Language

class Language* Program::Language

Definition at line 71 of file program.h.

Output

class NumeralSystem* Program::Output

Definition at line 76 of file program.h.

Referenced by DigitsStatement::Execute(), EvalStatement::Execute(), PrefsStatement::Execute(), OutputStatement::Execute(), VariableList::ListContent(), NewPositionalOutput(), Program(), and ~Program().

Preferences

class PreferencesBase* Program::Preferences

Definition at line 73 of file program.h.

Referenced by DigitsStatement::Execute(), PrefsStatement::Execute(), FunctionNode::GetNodeText(), StandardProgram::Initialize(), Program(), SetPrompt(), StandardProgram::Start(), and ~Program().

shellMode

bool Program::shellMode

protected

Definition at line 83 of file program.h.

Referenced by StandardProgram::Initialize(), Program(), StandardProgram::StandardProgram(), and StandardProgram::Start().

status

int Program::status

protected

Definition at line 85 of file program.h.

Referenced by GetExitStatus(), and Program().

Variables

class VariableList* Program::Variables

Definition at line 77 of file program.h.

Referenced by SaveStatement::Execute(), DeleteStatement::Execute(), ListVariablesStatement::Execute(), Parser::ParseFunctionDef(), Parser::ParseIdent(), Program(), and ~Program().

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

• src/system/program.h
• src/system/program.cpp