Commit 9292c85b authored by Chong Yidong's avatar Chong Yidong
Browse files

(cursor_row_p): Only end row on newline if it's a display string.

Suggested by Lennart Borgman.
parent 837751ae
......@@ -15865,13 +15865,37 @@ cursor_row_p (w, row)
/* If the row ends with a newline from a string, we don't want
the cursor there, but we still want it at the start of the
string if the string starts in this row.
If the row is continued it doesn't end in a newline. */
/* Suppose the row ends on a string.
Unless the row is continued, that means it ends on a newline
in the string. If it's anything other than a display string
(e.g. a before-string from an overlay), we don't want the
cursor there. (This heuristic seems to give the optimal
behavior for the various types of multi-line strings.) */
if (CHARPOS (row->end.string_pos) >= 0)
cursor_row_p = (row->continued_p
if (row->continued_p)
cursor_row_p = 1;
/* Check for `display' property. */
struct glyph *beg = row->glyphs[TEXT_AREA];
struct glyph *end = beg + row->used[TEXT_AREA] - 1;
struct glyph *glyph;
cursor_row_p = 0;
for (glyph = end; glyph >= beg; --glyph)
if (STRINGP (glyph->object))
Lisp_Object prop
= Fget_char_property (make_number (PT),
Qdisplay, Qnil);
cursor_row_p =
(!NILP (prop)
&& display_prop_string_p (prop, glyph->object));
/* If the row ends in middle of a real character,
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