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(window_scroll_pixel_based): Signal "Beginning of buffer" when scroll-down

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at the beginning of an empty buffer.
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Eli Zaretskii 2006-06-09 09:05:17 +00:00
parent 7aa5b22f29
commit cf402f3fd4
2 changed files with 7 additions and 0 deletions
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5
src/ChangeLog
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@ -1,3 +1,8 @@
2006-06-09 Eli Zaretskii <eliz@gnu.org>
* window.c (window_scroll_pixel_based): Signal "Beginning of
buffer" when scroll-down at the beginning of an empty buffer.
2006-06-06 YAMAMOTO Mitsuharu <mituharu@math.s.chiba-u.ac.jp>
* macterm.c [USE_MAC_TSM] (mac_handle_text_input_event): Exclude

2
src/window.c
View file

@ -4895,6 +4895,8 @@ window_scroll_pixel_based (window, n, whole, noerror)
}
else if (noerror)
return;
else if (n < 0) /* could happen with empty buffers */
Fsignal (Qbeginning_of_buffer, Qnil);
else
Fsignal (Qend_of_buffer, Qnil);
}