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Fixed tiled cell detection and removed dead guard.

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This commit is contained in:
Dane Jensen
2026-06-18 15:01:21 -07:00
parent de41b93b73
commit 8a4a150a1a
1 changed files with 37 additions and 24 deletions
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47
layout.c
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@@ -30,8 +30,9 @@
* a cell which contains a list of cells, and 'leaf' to refer to a cell that
* contains a window pane. A leaf is considered to be 'tiled' if it is to be
* drawn as a part of the tiled layout. A 'neighbour' is a sibling that is also
* tiled. A cell's 'split' size refers to the side that is shortened when
* splitting it, determined by the parent's type.
* tiled or a node that contains a tiled leaf in a subtree. A cell's 'split'
* size refers to the side that is shortened when splitting it, determined by
* the parent's type.
*
* Each window has a pointer to the root of its layout tree (containing its
* panes), every pane has a pointer back to the cell containing it, and each
@@ -306,6 +307,27 @@ layout_cell_is_first_tiled(struct layout_cell *lc)
return (lcchild == lc);
}
static struct layout_cell *
layout_cell_get_first_tiled(struct layout_cell *lc)
{
struct layout_cell *lcchild, *lcchild2;
if (layout_cell_is_tiled(lc))
return (lc);
if (lc->type == LAYOUT_WINDOWPANE)
return (NULL);
TAILQ_FOREACH(lcchild, &lc->cells, entry) {
if (layout_cell_is_tiled(lcchild))
return (lcchild);
if (lcchild->type != LAYOUT_WINDOWPANE) {
lcchild2 = layout_cell_get_first_tiled(lcchild);
if (lcchild2 != NULL)
return (lcchild2);
}
}
return (NULL);
}
/* Fix cell offsets for a child cell. */
static void
@@ -1734,8 +1756,7 @@ layout_remove_tile(struct window *w, struct layout_cell *lc)
int
layout_insert_tile(struct window *w, struct layout_cell *lc)
{
struct window_pane *wp;
struct layout_cell *lcneighbour, *lcparent = lc->parent;
struct layout_cell *lcneighbour, *lctiled, *lcparent = lc->parent;
enum layout_type type;
u_int size1, size2, saved_size;
@@ -1766,18 +1787,11 @@ layout_insert_tile(struct window *w, struct layout_cell *lc)
layout_resize_set_size(w, lc, type, size1);
} else {
/*
* In order to determine if there is enough space to retile the
* pane, information is needed from window and window pane
* options. First get a neightbour window pane...
* If the neighbour is a node, a tiled child in the subtree of
* the neighbour is needed to check for space.
*/
if (~lcneighbour->type & LAYOUT_WINDOWPANE)
wp = TAILQ_FIRST(&lcneighbour->cells)->wp;
else
wp = lcneighbour->wp;
/*
* ...and then check if there is enough room to tile.
*/
if (!layout_split_check_space(wp, lcneighbour, type))
lctiled = layout_cell_get_first_tiled(lcneighbour);
if (!layout_split_check_space(lctiled->wp, lcneighbour, type))
return (0);
layout_split_sizes(lcneighbour, -1, 0, type, &size1, &size2,
@@ -1787,7 +1801,6 @@ layout_insert_tile(struct window *w, struct layout_cell *lc)
}
/* Setting opposite of the 'split' size to that of the parent. */
if (lcparent != NULL) {
if (lcparent->type == LAYOUT_LEFTRIGHT) {
size1 = lcparent->sy;
type = LAYOUT_TOPBOTTOM;
@@ -1796,6 +1809,6 @@ layout_insert_tile(struct window *w, struct layout_cell *lc)
type = LAYOUT_LEFTRIGHT;
}
layout_resize_set_size(w, lc, type, size1);
}
return (1);
}