Make mouse drag in tiled mode swap containers if no edge is selected

Now the highlighted center area of containers triggers a swap action
instead of moving around the containers.

1 files changed, 2 insertions, 0 deletions

diff --git a/include/sway/tree/container.h b/include/sway/tree/container.h
index 8448d705..adeb85ae 100644
--- a/include/sway/tree/container.h
+++ b/include/sway/tree/container.h
@@ -326,6 +326,8 @@ void container_detach(struct sway_container *child);
 void container_replace(struct sway_container *container,
                 struct sway_container *replacement);
 
+void container_swap(struct sway_container *con1, struct sway_container *con2);
+
 struct sway_container *container_split(struct sway_container *child,
                 enum sway_container_layout layout);