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(compose-region): Mention the special handling of TAB.

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This commit is contained in:
Kenichi Handa 2008-06-29 14:44:12 +00:00
parent 7a6744749f
commit c0cd125512
1 changed files with 6 additions and 1 deletions
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7
lisp/composite.el
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@ -197,7 +197,12 @@ or a vector or list of integers and rules.
If it is a character, it is an alternate character to display instead
of the text in the region.
If it is a string, the elements are alternate characters.
If it is a string, the elements are alternate characters. In
this case, TAB element has a special meaning. If the first
characer is TAB, the glyphs are displayed with left padding space
so that no pixel overlaps with the previous column. If the last
character is TAB, the glyphs are displayed with rigth padding
space so that no pixel overlaps with the following column.
If it is a vector or list, it is a sequence of alternate characters and
composition rules, where (2N)th elements are characters and (2N+1)th