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Add a common function for spreading out cells and use it for the two

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even layouts and to add a -E flag to select-layout to spread out cells
evenly without changing parent cells.
This commit is contained in:
nicm
2017-11-15 19:59:27 +00:00
parent 533a5719c5
commit 3b649d2fcd
6 changed files with 92 additions and 82 deletions
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58
layout.c
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@ -983,3 +983,61 @@ layout_close_pane(struct window_pane *wp)
}
notify_window("window-layout-changed", w);
}
int
layout_spread_cell(struct window *w, struct layout_cell *parent)
{
struct layout_cell *lc;
u_int number, each, size;
int change, changed;
number = 0;
TAILQ_FOREACH (lc, &parent->cells, entry)
number++;
if (number <= 1)
return (0);
if (parent->type == LAYOUT_LEFTRIGHT)
size = parent->sx;
else if (parent->type == LAYOUT_TOPBOTTOM)
size = parent->sy;
else
return (0);
each = (size - (number - 1)) / number;
changed = 0;
TAILQ_FOREACH (lc, &parent->cells, entry) {
if (TAILQ_NEXT(lc, entry) == NULL)
each = size - (each * (number - 1));
change = 0;
if (parent->type == LAYOUT_LEFTRIGHT) {
change = each - (int)lc->sx;
layout_resize_adjust(w, lc, LAYOUT_LEFTRIGHT, change);
} else if (parent->type == LAYOUT_TOPBOTTOM) {
change = each - (int)lc->sy;
layout_resize_adjust(w, lc, LAYOUT_TOPBOTTOM, change);
}
if (change != 0)
changed = 1;
}
return (changed);
}
void
layout_spread_out(struct window_pane *wp)
{
struct layout_cell *parent;
struct window *w = wp->window;
parent = wp->layout_cell->parent;
if (parent == NULL)
return;
do {
if (layout_spread_cell(w, parent)) {
layout_fix_offsets(parent);
layout_fix_panes(w, w->sx, w->sy);
break;
}
} while ((parent = parent->parent) != NULL);
}