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patch 8.1.1347: fractional scroll position not restored after closing window

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Problem:    Fractional scroll position not restored after closing window.
Solution:   Do restore fraction if topline is not one.
This commit is contained in:
Bram Moolenaar
2019-05-18 15:36:11 +02:00
parent 7f3a28490a
commit bd2d68c2f4
3 changed files with 20 additions and 17 deletions
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5
src/window.c
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@@ -5830,10 +5830,11 @@ scroll_to_fraction(win_T *wp, int prev_height)
// Don't change w_topline in any of these cases:
// - window height is 0
// - 'scrollbind' is set and this isn't the current window
// - window height is sufficient to display the whole buffer
// - window height is sufficient to display the whole buffer and first line
// is visible.
if (height > 0
&& (!wp->w_p_scb || wp == curwin)
&& (height < wp->w_buffer->b_ml.ml_line_count))
&& (height < wp->w_buffer->b_ml.ml_line_count || wp->w_topline > 1))
{
/*
* Find a value for w_topline that shows the cursor at the same