Arrange views after flattening the parent

Fixes #2029.

1 files changed, 3 insertions, 1 deletions

diff --git a/sway/tree/layout.c b/sway/tree/layout.c
index 91759f7b..cf16d5c5 100644
--- a/sway/tree/layout.c
+++ b/sway/tree/layout.c
@@ -327,9 +327,11 @@ void container_move(struct sway_container *container,
                 current = container_parent(container, C_OUTPUT);
         }
 
-        if (parent != container_flatten(parent)) {
+        struct sway_container *new_parent = container_flatten(parent);
+        if (new_parent != parent) {
                 // Special case: we were the last one in this container, so flatten it
                 // and leave
+                arrange_children_of(new_parent);
                 update_debug_tree();
                 return;
         }