Class recording the use of R browsers. More...

#include <Browser.hpp>

Public Member Functions
	Browser (RObject the_text, RObject the_condition)
	Constructor.
RObject *	condition () const
	Condition argument associated with a Browser.
Evaluator::Context *	context () const
	Context within which Browser was declared.
RObject *	text () const
	Text argument associated with Browser.

Static Public Member Functions
static unsigned int	numberActive ()
	Number of browser levels currently active.
static Browser *	fromOutermost (unsigned int i)
	Browser at specified level of nesting.

Detailed Description

Class recording the use of R browsers.

Browser objects must be declared on the processor stack (i.e. as C++ automatic variables). The class maintains a vector of pointers to the Browser objects currently in existence.

Constructor & Destructor Documentation

CXXR::Browser::Browser	(	RObject *	the_text,
		RObject *	the_condition
	)

inline

Constructor.

Parameters:

the_text	'text' argument supplied to R browser command.
the_condition	'condition' argument supplied to R browser command.

Member Function Documentation

RObject* CXXR::Browser::condition ( ) const

inline

Condition argument associated with a Browser.

Returns:: The 'condition' argument associated with this Browser.

Evaluator::Context* CXXR::Browser::context ( ) const

inline

Context within which Browser was declared.

Returns:: Pointer to the Context in which this Browser was declared.

Note:: This function is used to reproduce the rather strange behaviour of the R function browserSetDebug in CR.

static Browser* CXXR::Browser::fromOutermost ( unsigned int i )

inlinestatic

Browser at specified level of nesting.

Parameters:

i	Index of the Browser required. 0 signifies the outermost (first invoked) browser level. Must be less than numberActive().

Returns:: Pointer to the Browser at level i.

static unsigned int CXXR::Browser::numberActive ( )

inlinestatic

Number of browser levels currently active.

Returns:: the number of browser levels currently active.

RObject* CXXR::Browser::text ( ) const

inline

Text argument associated with Browser.

Returns:: The 'text' argument associated with this Browser.

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

Public Member Functions

Static Public Member Functions

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation