FLTK 1.3.4
Screen functions

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,vhorizontal and vertical resolution
[in]nthe 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,ythe 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,hthe 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,Hthe work area bounding box
[in]mx,mythe 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,Hthe work area bounding box
[in]nthe 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,Hthe 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,Hthe 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,Hthe corresponding screen bounding box
[in]mx,mythe 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,Hthe corresponding screen bounding box
[in]nthe 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,Hthe corresponding screen bounding box
[in]mx,my,mw,mhthe 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.