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fix(ui): make winbar properly equalize window heights for local value

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Fixes `'winbar'` not properly equalizing window heights for splits when
the global value is empty and a window-local value is set instead.
This commit is contained in:
Famiu Haque
2022-05-19 01:09:52 +06:00
parent 288819c9cc
commit 643cc94e7e
2 changed files with 54 additions and 5 deletions
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39
src/nvim/window.c
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@@ -2028,6 +2028,37 @@ void win_move_after(win_T *win1, win_T *win2)
win2->w_pos_changed = true;
}
/// Compute maximum number of windows that can fit within "height" in frame "fr".
static int get_maximum_wincount(frame_T *fr, int height)
{
if (fr->fr_layout != FR_COL) {
return (height / (p_wmh + STATUS_HEIGHT + frame2win(fr)->w_winbar_height));
} else if (global_winbar_height()) {
// If winbar is globally enabled, no need to check each window for it.
return (height / (p_wmh + STATUS_HEIGHT + 1));
}
frame_T *frp;
int total_wincount = 0;
// First, try to fit all child frames of "fr" into "height"
FOR_ALL_FRAMES(frp, fr->fr_child) {
win_T *wp = frame2win(frp);
if (height < (p_wmh + STATUS_HEIGHT + wp->w_winbar_height)) {
break;
}
height -= p_wmh + STATUS_HEIGHT + wp->w_winbar_height;
total_wincount += 1;
}
// If we still have enough room for more windows, just use the default winbar height (which is 0)
// in order to get the amount of windows that'd fit in the remaining space
total_wincount += height / (p_wmh + STATUS_HEIGHT);
return total_wincount;
}
/// Make all windows the same height.
///'next_curwin' will soon be the current window, make sure it has enough rows.
///
@@ -2227,7 +2258,7 @@ static void win_equal_rec(win_T *next_curwin, bool current, frame_T *topfr, int
} else {
extra_sep = 0;
}
totwincount = (n + extra_sep) / (p_wmh + STATUS_HEIGHT + global_winbar_height());
totwincount = get_maximum_wincount(topfr, n + extra_sep);
has_next_curwin = frame_has_win(topfr, next_curwin);
/*
@@ -2261,8 +2292,7 @@ static void win_equal_rec(win_T *next_curwin, bool current, frame_T *topfr, int
}
} else {
// These windows don't use up room.
totwincount -= (n + (fr->fr_next == NULL
? extra_sep : 0)) / (p_wmh + STATUS_HEIGHT + global_winbar_height());
totwincount -= get_maximum_wincount(fr, (n + (fr->fr_next == NULL ? extra_sep : 0)));
}
room -= new_size - n;
if (room < 0) {
@@ -2307,8 +2337,7 @@ static void win_equal_rec(win_T *next_curwin, bool current, frame_T *topfr, int
} else {
// Compute the maximum number of windows vert. in "fr".
n = frame_minheight(fr, NOWIN);
wincount = (n + (fr->fr_next == NULL ? extra_sep : 0))
/ (p_wmh + STATUS_HEIGHT + global_winbar_height());
wincount = get_maximum_wincount(fr, (n + (fr->fr_next == NULL ? extra_sep : 0)));
m = frame_minheight(fr, next_curwin);
if (has_next_curwin) {
hnc = frame_has_win(fr, next_curwin);