mirror/emacs
1
0
Fork 0
mirror of https://git.savannah.gnu.org/git/emacs.git synced 2025-02-01 20:06:00 +00:00
Code Issues Releases Activity

*** empty log message ***

Browse Source
This commit is contained in:
Richard M. Stallman 2000-01-31 14:24:19 +00:00
parent b6680a0e88
commit 12210d0397
1 changed files with 72 additions and 58 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

130
lispref/frames.texi
View File

@ -1478,14 +1478,6 @@ This function used to be called @code{x-color-values},
and that name is still supported as an alias.
@end defun
@defun display-color-p &optional display
@tindex display-color-p
@findex x-display-color-p
This function returns @code{t} if the screen is a color screen.
It used to be called @code{x-display-color-p}, and that name
is still supported as an alias.
@end defun
@node Text Terminal Colors
@section Text Terminal Colors
@cindex colors on text-only terminals
@ -1622,6 +1614,19 @@ once. This is true for displays that use a window system such as X, and
false for text-only terminals.
@end defun
@defun display-color-p &optional display
@tindex display-color-p
@findex x-display-color-p
This function returns @code{t} if the screen is a color screen.
It used to be called @code{x-display-color-p}, and that name
is still supported as an alias.
@end defun
@defun display-grayscale-p &optional display
@tindex display-grayscale-p
This function returns @code{t} if the screen can display shades of gray.
@end defun
@defun display-selections-p &optional display
@tindex display-selections-p
This function returns @code{t} if @var{display} supports selections.
@ -1629,13 +1634,68 @@ Windowed displays normally support selections, but they may also be
supported in some other cases.
@end defun
These functions obtain additional information specifically
about X displays.
@defun x-display-screens &optional display
@defun display-screens &optional display
@tindex display-screens
This function returns the number of screens associated with the display.
@end defun
@defun display-pixel-height &optional display
@tindex display-pixel-height
This function returns the height of the screen in pixels.
@end defun
@defun display-mm-height &optional display
@tindex display-mm-height
This function returns the height of the screen in millimeters,
or @code{nil} if Emacs cannot get that information.
@end defun
@defun display-pixel-width &optional display
@tindex display-pixel-width
This function returns the width of the screen in pixels.
@end defun
@defun display-mm-width &optional display
@tindex display-mm-width
This function returns the width of the screen in millimeters,
or @code{nil} if Emacs cannot get that information.
@end defun
@defun display-backing-store &optional display
@tindex display-backing-store
This function returns the backing store capability of the screen.
Values can be the symbols @code{always}, @code{when-mapped}, or
@code{not-useful}. The function can also return @code{nil}
when the question is inapplicable to a certain kind of display.
@end defun
@defun display-save-under &optional display
@tindex display-save-under
This function returns non-@code{nil} if the display supports the
SaveUnder feature.
@end defun
@defun display-planes &optional display
@tindex display-planes
This function returns the number of planes the display supports.
@end defun
@defun display-visual-class &optional display
@tindex display-visual-class
This function returns the visual class for the screen. The value is one
of the symbols @code{static-gray}, @code{gray-scale},
@code{static-color}, @code{pseudo-color}, @code{true-color}, and
@code{direct-color}.
@end defun
@defun display-color-cells &optional display
@tindex display-color-cells
This function returns the number of color cells the screen supports.
@end defun
These functions obtain additional information specifically
about X displays.
@defun x-server-version &optional display
This function returns the list of version numbers of the X server
running the display.
@ -1645,52 +1705,6 @@ running the display.
This function returns the vendor that provided the X server software.
@end defun
@defun x-display-pixel-height &optional display
This function returns the height of the screen in pixels.
@end defun
@defun x-display-mm-height &optional display
This function returns the height of the screen in millimeters.
@end defun
@defun x-display-pixel-width &optional display
This function returns the width of the screen in pixels.
@end defun
@defun x-display-mm-width &optional display
This function returns the width of the screen in millimeters.
@end defun
@defun x-display-backing-store &optional display
This function returns the backing store capability of the screen.
Values can be the symbols @code{always}, @code{when-mapped}, or
@code{not-useful}.
@end defun
@defun x-display-save-under &optional display
This function returns non-@code{nil} if the display supports the
SaveUnder feature.
@end defun
@defun x-display-planes &optional display
This function returns the number of planes the display supports.
@end defun
@defun x-display-visual-class &optional display
This function returns the visual class for the screen. The value is one
of the symbols @code{static-gray}, @code{gray-scale},
@code{static-color}, @code{pseudo-color}, @code{true-color}, and
@code{direct-color}.
@end defun
@defun x-display-grayscale-p &optional display
This function returns @code{t} if the screen can display shades of gray.
@end defun
@defun x-display-color-cells &optional display
This function returns the number of color cells the screen supports.
@end defun
@ignore
@defvar x-no-window-manager
This variable's value is @code{t} if no X window manager is in use.