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emacs
emacs
Commits
ea30ce4f
Commit
ea30ce4f
authored
Apr 05, 2009
by
Chong Yidong
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* positions.texi (Screen Lines): Document (cols . lines) argument
for vertical-motion.
parent
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doc/lispref/positions.texi
doc/lispref/positions.texi
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doc/lispref/ChangeLog
View file @
ea30ce4f
2009
-
04
-
05
Chong
Yidong
<
cyd
@
stupidchicken
.
com
>
*
positions
.
texi
(
Screen
Lines
):
Document
(
cols
.
lines
)
argument
for
vertical
-
motion
.
2009
-
04
-
04
Chong
Yidong
<
cyd
@
stupidchicken
.
com
>
*
frames
.
texi
(
Frames
):
Clean
up
introduction
.
Document
`
ns
'
...
...
doc/lispref/positions.texi
View file @
ea30ce4f
...
...
@@ -520,9 +520,14 @@ This function moves point to the start of the screen line @var{count}
screen lines down from the screen line containing point. If @var{count}
is negative, it moves up instead.
@code{vertical-motion} returns the number of screen lines over which it
moved point. The value may be less in absolute value than @var{count}
if the beginning or end of the buffer was reached.
The @var{count} argument can be a cons cell, @code{(@var{cols}
. @var{lines})}, instead of an integer. Then the function moves by
@var{lines} screen lines, and puts point @var{cols} columns from the
start of that screen line.
The return value is the number of screen lines over which point was
moved. The value may be less in absolute value than @var{count} if
the beginning or end of the buffer was reached.
The window @var{window} is used for obtaining parameters such as the
width, the horizontal scrolling, and the display table. But
...
...
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