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(try_window_id): Set first_unchanged_at_end_row to NULL

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if it moves outside window or it doesn't display text.
This commit is contained in:
Kim F. Storm 2005-02-10 22:49:16 +00:00
parent c10bb00a96
commit f1deb763a4
1 changed files with 6 additions and 2 deletions
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8
src/xdisp.c
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@ -13824,7 +13824,12 @@ try_window_id (w)
bottom_vpos, dy);
if (first_unchanged_at_end_row)
first_unchanged_at_end_row += dvpos;
{
first_unchanged_at_end_row += dvpos;
if (first_unchanged_at_end_row->y >= it.last_visible_y
|| !MATRIX_ROW_DISPLAYS_TEXT_P (first_unchanged_at_end_row))
first_unchanged_at_end_row = NULL;
}
/* If scrolling up, there may be some lines to display at the end of
the window. */
@ -13881,7 +13886,6 @@ try_window_id (w)
/* Update window_end_pos and window_end_vpos. */
if (first_unchanged_at_end_row
&& first_unchanged_at_end_row->y < it.last_visible_y
&& !last_text_row_at_end)
{
/* Window end line if one of the preserved rows from the current