NAME

XGetVisualInfo, XMatchVisualInfo − obtain visual information

SYNTAX

XVisualInfo ∗XGetVisualInfo(display, vinfo_mask, vinfo_template, nitems_return)
      Display ∗display;
      long vinfo_mask;
      XVisualInfo ∗vinfo_template;
      int ∗nitems_return;

Status XMatchVisualInfo(display, screen, depth, class, vinfo_return)
      Display ∗display;
      int screen;
      int depth;
      int class;
      XVisualInfo ∗vinfo_return;

ARGUMENTS

classSpecifies the class of the screen. 

depthSpecifies the depth of the screen. 

displaySpecifies the connection to the X server. 

nitems_return
Returns the number of matching visual structures.

screenSpecifies the screen. 

vinfo_maskSpecifies the visual mask value. 

vinfo_returnReturns the match visual information. 

vinfo_template
Specifies the visual attributes that are to be used in matching the visual structures.

DESCRIPTION

The XGetVisualInfo function returns a list of visual structures that match the attributes specified by the template argument. If no visual structures match the template using the specified vinfo_mask, XGetVisualInfo returns a NULL.

The XMatchVisualInfo function obtains the visual information that matches the specified depth and class of the screen.

SEE ALSO

Xlib − C Language X Interface

1 March 1988