display_info Class Reference

#include "display.h"

Collaboration diagram for display_info:

Static Public Member Functions
static int	depth (void)
static bool	display_available (void)
static bool	display_available (std::string &msg)
static int	height (void)
static void	no_window_system (void)
static int	width (void)
static double	x_dpi (void)
static double	y_dpi (void)

Protected Member Functions
	display_info (bool query=true)

Private Member Functions
int	do_depth (void) const
bool	do_display_available (std::string &msg) const
int	do_height (void) const
int	do_width (void) const
double	do_x_dpi (void) const
double	do_y_dpi (void) const
void	init (bool query=true)

Static Private Member Functions
static void	cleanup_instance (void)
static bool	instance_ok (bool query=true)

Private Attributes
int	dp
bool	dpy_avail
std::string	err_msg
int	ht
double	rx
double	ry
int	wd

Static Private Attributes
static display_info *	instance = 0

Detailed Description

Definition at line 30 of file display.h.

Constructor & Destructor Documentation

display_info::display_info ( bool  query = true )

inlineprotected

Definition at line 36 of file display.h.

Referenced by instance_ok().

Member Function Documentation

static void display_info::cleanup_instance ( void  )

inlinestaticprivate

Definition at line 92 of file display.h.

Referenced by instance_ok().

static int display_info::depth ( void  )

inlinestatic

Definition at line 55 of file display.h.

Referenced by default_screendepth().

static bool display_info::display_available ( void  )

inlinestatic

Definition at line 70 of file display.h.

Referenced by check_starting_gui(), DEFUN_DLD(), and Fhave_window_system().

static bool display_info::display_available ( std::string &  msg )

inlinestatic

Definition at line 76 of file display.h.

int display_info::do_depth ( void  ) const

inlineprivate

Definition at line 109 of file display.h.

bool display_info::do_display_available ( std::string &  msg ) const

inlineprivate

Definition at line 114 of file display.h.

int display_info::do_height ( void  ) const

inlineprivate

Definition at line 107 of file display.h.

int display_info::do_width ( void  ) const

inlineprivate

Definition at line 108 of file display.h.

double display_info::do_x_dpi ( void  ) const

inlineprivate

Definition at line 111 of file display.h.

double display_info::do_y_dpi ( void  ) const

inlineprivate

Definition at line 112 of file display.h.

static int display_info::height ( void  )

inlinestatic

Definition at line 45 of file display.h.

Referenced by default_screensize().

void display_info::init ( bool  query = true )

private

Definition at line 62 of file display.cc.

References dp, dpy_avail, err_msg, ht, rx, ry, and wd.

bool display_info::instance_ok ( bool  query = true )

staticprivate

Definition at line 168 of file display.cc.

References singleton_cleanup_list::add(), cleanup_instance(), display_info(), error(), and instance.

static void display_info::no_window_system ( void  )

inlinestatic

Definition at line 83 of file display.h.

Referenced by octave_initialize_interpreter().

static int display_info::width ( void  )

inlinestatic

Definition at line 50 of file display.h.

Referenced by default_screensize().

static double display_info::x_dpi ( void  )

inlinestatic

Definition at line 60 of file display.h.

Referenced by default_screenpixelsperinch().

static double display_info::y_dpi ( void  )

inlinestatic

Definition at line 65 of file display.h.

Referenced by default_screenpixelsperinch().

Member Data Documentation

int display_info::dp

private

Definition at line 97 of file display.h.

Referenced by init().

bool display_info::dpy_avail

private

Definition at line 103 of file display.h.

Referenced by init().

std::string display_info::err_msg

private

Definition at line 105 of file display.h.

Referenced by init().

int display_info::ht

private

Definition at line 95 of file display.h.

Referenced by init().

display_info * display_info::instance = 0

staticprivate

Definition at line 90 of file display.h.

Referenced by instance_ok().

double display_info::rx

private

Definition at line 100 of file display.h.

Referenced by init().

double display_info::ry

private

Definition at line 101 of file display.h.

Referenced by init().

int display_info::wd

private

Definition at line 96 of file display.h.

Referenced by init().

---

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

• libinterp/corefcn/display.h
• libinterp/corefcn/display.cc