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author | Richard M. Stallman <rms@gnu.org> | 2002-06-08 18:33:56 +0000 |
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committer | Richard M. Stallman <rms@gnu.org> | 2002-06-08 18:33:56 +0000 |
commit | 515a9a0f466acd4cd36c5a960d8525721e65c9fc (patch) | |
tree | 5dbf6bebed1d0d2f6e5f2a564c40d7dfae18019e /lispref | |
parent | 9583b2bb2709c033d4e2a76d702094fc79b560a4 (diff) | |
download | emacs-515a9a0f466acd4cd36c5a960d8525721e65c9fc.tar.gz |
Explain why set-window-hscroll may appear to fail to work.
Diffstat (limited to 'lispref')
-rw-r--r-- | lispref/windows.texi | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/lispref/windows.texi b/lispref/windows.texi index 88949cf8458..00404f8c96e 100644 --- a/lispref/windows.texi +++ b/lispref/windows.texi @@ -1612,6 +1612,14 @@ This function sets the number of columns from the left margin that @var{columns} should be zero or positive; if not, it is taken as zero. Fractional values of @var{columns} are not supported at present. +Note that @code{set-window-hscroll} may appear not to work if you test +it by evaluating a call with @kbd{M-:} in a simple way. What happens +is that the function sets the horizontal scroll value and returns, but +then redisplay adjusts the horizontal scrolling to make point visible, +and this overrides what the function did. You can observe the +function's effect if you call it while point is sufficiently far from +the left margin that it will remain visible. + The value returned is @var{columns}. @example |