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Fix bug #4426 with buffer_posn_from_coords when header line is present.

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dispnew.c (buffer_posn_from_coords): Account it.vpos for a possible
 presence of header-line.
This commit is contained in:
Eli Zaretskii 2011-10-08 12:58:50 +02:00
parent 8c069cc768
commit 352ec8ffdd
2 changed files with 9 additions and 0 deletions
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5
src/ChangeLog
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@ -1,3 +1,8 @@
2011-10-08 Eli Zaretskii <eliz@gnu.org>
* dispnew.c (buffer_posn_from_coords): Account for a possible
presence of header-line. (Bug#4426)
2011-10-07 Stefan Monnier <monnier@iro.umontreal.ca>
* buffer.c (syms_of_buffer) <enable-multibyte-characters>: Don't

4
src/dispnew.c
View file

@ -5261,6 +5261,10 @@ buffer_posn_from_coords (struct window *w, int *x, int *y, struct display_pos *p
CHARPOS (startp) = min (ZV, max (BEGV, CHARPOS (startp)));
BYTEPOS (startp) = min (ZV_BYTE, max (BEGV_BYTE, BYTEPOS (startp)));
start_display (&it, w, startp);
/* start_display takes into account the header-line row, but IT's
vpos still counts from the glyph row that includes the window's
start position. Adjust for a possible header-line row. */
it.vpos += WINDOW_WANTS_HEADER_LINE_P (w) ? 1 : 0;
x0 = *x;