fl global screen functions declared in <FL/Fl.H> More...

Functions
static int	Fl::h ()
	Returns the height in pixels of the main screen work area. More...

static int	Fl::screen_count ()
	Gets the number of available screens.

static void	Fl::screen_dpi (float &h, float &v, int n=0)
	Gets the screen resolution in dots-per-inch for the given screen. More...

static int	Fl::screen_num (int x, int y)
	Gets the screen number of a screen that contains the specified screen position `x`, `y`. More...

static int	Fl::screen_num (int x, int y, int w, int h)
	Gets the screen number for the screen which intersects the most with the rectangle defined by `x`, `y`, `w`, `h`. More...

static void	Fl::screen_work_area (int &X, int &Y, int &W, int &H, int mx, int my)
	Gets the bounding box of the work area of a screen that contains the specified screen position `mx`, `my`. More...

static void	Fl::screen_work_area (int &X, int &Y, int &W, int &H, int n)
	Gets the bounding box of the work area of the given screen. More...

static void	Fl::screen_work_area (int &X, int &Y, int &W, int &H)
	Gets the bounding box of the work area of the screen that contains the mouse pointer. More...

static void	Fl::screen_xywh (int &X, int &Y, int &W, int &H)
	Gets the bounding box of a screen that contains the mouse pointer. More...

static void	Fl::screen_xywh (int &X, int &Y, int &W, int &H, int mx, int my)
	Gets the bounding box of a screen that contains the specified screen position `mx`, `my`. More...

static void	Fl::screen_xywh (int &X, int &Y, int &W, int &H, int n)
	Gets the screen bounding rect for the given screen. More...

static void	Fl::screen_xywh (int &X, int &Y, int &W, int &H, int mx, int my, int mw, int mh)
	Gets the screen bounding rect for the screen which intersects the most with the rectangle defined by `mx`, `my`, `mw`, `mh`. More...

static int	Fl::w ()
	Returns the width in pixels of the main screen work area. More...

static int	Fl::x ()
	Returns the leftmost x coordinate of the main screen work area. More...

static int	Fl::y ()
	Returns the topmost y coordinate of the main screen work area. More...

Detailed Description

fl global screen functions declared in <FL/Fl.H>

Function Documentation

static int Fl::h ( )

static

Returns the height in pixels of the main screen work area.

void Fl::screen_dpi	(	float &	h,
		float &	v,
		int	n = `0`
	)

static

Gets the screen resolution in dots-per-inch for the given screen.

Parameters

[out]	h,v	horizontal and vertical resolution
[in]	n	the screen number (0 to Fl::screen_count() - 1)

See Also: void screen_xywh(int &x, int &y, int &w, int &h, int mx, int my)

int Fl::screen_num	(	int	x,
		int	y
	)

static

Gets the screen number of a screen that contains the specified screen position x, y.

Parameters

[in] x,y the absolute screen position

int Fl::screen_num	(	int	x,
		int	y,
		int	w,
		int	h
	)

static

Gets the screen number for the screen which intersects the most with the rectangle defined by x, y, w, h.

Parameters

[in] x,y,w,h the rectangle to search for intersection with

void Fl::screen_work_area	(	int &	X,
		int &	Y,
		int &	W,
		int &	H,
		int	mx,
		int	my
	)

static

Gets the bounding box of the work area of a screen that contains the specified screen position mx, my.

Parameters

[out]	X,Y,W,H	the work area bounding box
[in]	mx,my	the absolute screen position

void Fl::screen_work_area	(	int &	X,
		int &	Y,
		int &	W,
		int &	H,
		int	n
	)

static

Gets the bounding box of the work area of the given screen.

Parameters

[out]	X,Y,W,H	the work area bounding box
[in]	n	the screen number (0 to Fl::screen_count() - 1)

See Also: void screen_xywh(int &x, int &y, int &w, int &h, int mx, int my)

static void Fl::screen_work_area	(	int &	X,
		int &	Y,
		int &	W,
		int &	H
	)

inlinestatic

Gets the bounding box of the work area of the screen that contains the mouse pointer.

Parameters

[out] X,Y,W,H the work area bounding box

See Also: void screen_work_area(int &x, int &y, int &w, int &h, int mx, int my)

static void Fl::screen_xywh	(	int &	X,
		int &	Y,
		int &	W,
		int &	H
	)

inlinestatic

Gets the bounding box of a screen that contains the mouse pointer.

Parameters

[out] X,Y,W,H the corresponding screen bounding box

See Also: void screen_xywh(int &x, int &y, int &w, int &h, int mx, int my)

void Fl::screen_xywh	(	int &	X,
		int &	Y,
		int &	W,
		int &	H,
		int	mx,
		int	my
	)

static

Gets the bounding box of a screen that contains the specified screen position mx, my.

Parameters

[out]	X,Y,W,H	the corresponding screen bounding box
[in]	mx,my	the absolute screen position

void Fl::screen_xywh	(	int &	X,
		int &	Y,
		int &	W,
		int &	H,
		int	n
	)

static

Gets the screen bounding rect for the given screen.

Under MSWindows, Mac OS X, and the Gnome desktop, screen #0 contains the menubar/taskbar

Parameters

[out]	X,Y,W,H	the corresponding screen bounding box
[in]	n	the screen number (0 to Fl::screen_count() - 1)

See Also: void screen_xywh(int &x, int &y, int &w, int &h, int mx, int my)

void Fl::screen_xywh	(	int &	X,
		int &	Y,
		int &	W,
		int &	H,
		int	mx,
		int	my,
		int	mw,
		int	mh
	)

static

Gets the screen bounding rect for the screen which intersects the most with the rectangle defined by mx, my, mw, mh.

Parameters

[out]	X,Y,W,H	the corresponding screen bounding box
[in]	mx,my,mw,mh	the rectangle to search for intersection with

See Also: void screen_xywh(int &X, int &Y, int &W, int &H, int n)

static int Fl::w ( )

static

Returns the width in pixels of the main screen work area.

static int Fl::x ( )

static

Returns the leftmost x coordinate of the main screen work area.

static int Fl::y ( )

static

Returns the topmost y coordinate of the main screen work area.

Functions

Detailed Description

Function Documentation