Commit b64b3980 authored by Richard M. Stallman's avatar Richard M. Stallman
Browse files

(adjust_window_charstarts): New function.

(direct_output_for_insert): Call it.
parent 46db8486
......@@ -892,6 +892,33 @@ preserve_my_columns (w)
/* Adjust by ADJUST the charstart values in window W
before vpos VPOS, which counts relative to the frame
(not relative to W itself). */
adjust_window_charstarts (w, vpos, adjust)
struct window *w;
int vpos;
int adjust;
int left = XFASTINT (w->left);
int top = XFASTINT (w->top);
int right = left + window_internal_height (w);
int height = window_internal_height (w);
int i;
for (i = vpos + 1; i < top + height; i++)
int *charstart
int j;
for (j = left; j < right; j++)
if (charstart[j] > 0)
charstart[j] += adjust;
/* On discovering that the redisplay for a window was no good,
cancel the columns of that window, so that when the window is
displayed over again get_display_line will not complain. */
......@@ -979,6 +1006,7 @@ direct_output_for_insert (g)
current_frame->glyphs[vpos][hpos] = MAKE_GLYPH (frame, g, face);
current_frame->charstarts[vpos][hpos] = point;
adjust_window_charstarts (w, vpos, 1);
unchanged_modified = MODIFF;
beg_unchanged = GPT - BEG;
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