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authornicm <nicm>2019-04-04 10:25:35 +0000
committerNicholas Marriott <nicholas.marriott@gmail.com>2019-04-04 18:31:35 +0100
commit73b54a0e5fa14736d1b7fbac997dd5b12c6940fb (patch)
tree45b0c48bedb080abd02cbba9781022f59536d0d9
parent481c3f3f2ea5de650da836cd9684a2d1a2cb2c33 (diff)
Fix size check for splitw -f and top level pane size for tiled layout,
problems reported by Thomas Sattler.
-rw-r--r--layout-set.c3
-rw-r--r--layout.c19
2 files changed, 14 insertions, 8 deletions
diff --git a/layout-set.c b/layout-set.c
index b9769ed5..d99453c2 100644
--- a/layout-set.c
+++ b/layout-set.c
@@ -450,8 +450,7 @@ layout_set_tiled(struct window *w)
/* Free old tree and create a new root. */
layout_free(w);
lc = w->layout_root = layout_create_cell(NULL);
- layout_set_size(lc, (width + 1) * columns - 1,
- (height + 1) * rows - 1, 0, 0);
+ layout_set_size(lc, w->sx, w->sy, 0, 0);
layout_make_node(lc, LAYOUT_TOPBOTTOM);
/* Create a grid of the cells. */
diff --git a/layout.c b/layout.c
index 89026b91..7093c607 100644
--- a/layout.c
+++ b/layout.c
@@ -722,7 +722,7 @@ layout_set_size_check(struct window *w, struct layout_cell *lc,
enum layout_type type, int size)
{
struct layout_cell *lcchild;
- u_int new_size, available, previous, count, idx;
+ u_int new_size, available, previous, count, idx;
/* Cells with no children must just be bigger than minimum. */
if (lc->type == LAYOUT_WINDOWPANE)
@@ -736,6 +736,9 @@ layout_set_size_check(struct window *w, struct layout_cell *lc,
/* Check new size will work for each child. */
if (lc->type == type) {
+ if (available < (count * 2) - 1)
+ return (0);
+
if (type == LAYOUT_LEFTRIGHT)
previous = lc->sx;
else
@@ -745,13 +748,17 @@ layout_set_size_check(struct window *w, struct layout_cell *lc,
TAILQ_FOREACH(lcchild, &lc->cells, entry) {
new_size = layout_new_pane_size(w, previous, lcchild,
type, size, count - idx, available);
- if (new_size > available)
- return (0);
-
- available -= (new_size + 1);
+ if (idx == count - 1) {
+ if (new_size > available)
+ return (0);
+ available -= new_size;
+ } else {
+ if (new_size + 1 > available)
+ return (0);
+ available -= new_size + 1;
+ }
if (!layout_set_size_check(w, lcchild, type, new_size))
return (0);
-
idx++;
}
} else {