Patch 8.0.1707
Problem: When 'wfh' is set ":bel 10new" scrolls window. (Andrew Pyatkov)
Solution: Set the fraction before changing the window height. (closes #2798)
Files: src/window.c
*** ../vim-8.0.1706/src/window.c 2018-04-10 18:47:16.097527017 +0200
--- src/window.c 2018-04-13 22:02:07.252980535 +0200
***************
*** 778,783 ****
--- 778,784 ----
int before;
int minheight;
int wmh1;
+ int did_set_fraction = FALSE;
if (flags & WSP_TOP)
oldwin = firstwin;
***************
*** 959,964 ****
--- 960,970 ----
* instead, if possible. */
if (oldwin->w_p_wfh)
{
+ /* Set w_fraction now so that the cursor keeps the same relative
+ * vertical position using the old height. */
+ set_fraction(oldwin);
+ did_set_fraction = TRUE;
+
win_setheight_win(oldwin->w_height + new_size + STATUS_HEIGHT,
oldwin);
oldwin_height = oldwin->w_height;
***************
*** 1088,1094 ****
/* Set w_fraction now so that the cursor keeps the same relative
* vertical position. */
! set_fraction(oldwin);
wp->w_fraction = oldwin->w_fraction;
if (flags & WSP_VERT)
--- 1094,1101 ----
/* Set w_fraction now so that the cursor keeps the same relative
* vertical position. */
! if (!did_set_fraction)
! set_fraction(oldwin);
wp->w_fraction = oldwin->w_fraction;
if (flags & WSP_VERT)
*** ../vim-8.0.1706/src/version.c 2018-04-13 22:11:52.740902329 +0200
--- src/version.c 2018-04-13 22:14:56.015620469 +0200
***************
*** 764,765 ****
--- 764,767 ----
{ /* Add new patch number below this line */
+ /**/
+ 1707,
/**/
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