1 files changed, 45 insertions, 13 deletions

diff --git a/sway/tree/layout.c b/sway/tree/layout.c
index dc0ee5b4..588ceb2d 100644
--- a/sway/tree/layout.c
+++ b/sway/tree/layout.c
@@ -9,8 +9,10 @@
 #include "sway/tree/container.h"
 #include "sway/tree/layout.h"
 #include "sway/output.h"
+#include "sway/tree/workspace.h"
 #include "sway/tree/view.h"
 #include "sway/input/seat.h"
+#include "sway/ipc-server.h"
 #include "list.h"
 #include "log.h"
 
@@ -98,37 +100,67 @@ void container_add_child(struct sway_container *parent,
 			parent, parent->type, parent->width, parent->height);
 	list_add(parent->children, child);
 	child->parent = parent;
-	// set focus for this container
-	/* TODO WLR
-	if (parent->type == C_WORKSPACE && child->type == C_VIEW &&
-	(parent->workspace_layout == L_TABBED || parent->workspace_layout ==
-	L_STACKED)) {
-		child = new_container(child, parent->workspace_layout);
+}
+
+struct sway_container *container_reap_empty(struct sway_container *container) {
+	if (!sway_assert(container, "reaping null container")) {
+		return NULL;
 	}
-	*/
+	wlr_log(L_DEBUG, "reaping %p %s", container, container->name);
+	while (container->children->length == 0) {
+		if (container->type == C_WORKSPACE) {
+			if (!workspace_is_visible(container)) {
+				struct sway_container *parent = container->parent;
+				container_workspace_destroy(container);
+				return parent;
+			}
+			return container;
+		} else if (container->type == C_CONTAINER) {
+			struct sway_container *parent = container->parent;
+			container_destroy(container);
+			container = parent;
+		} else {
+			container = container->parent;
+		}
+	}
+	return container;
 }
 
 struct sway_container *container_remove_child(struct sway_container *child) {
-	int i;
 	struct sway_container *parent = child->parent;
-	for (i = 0; i < parent->children->length; ++i) {
+	for (int i = 0; i < parent->children->length; ++i) {
 		if (parent->children->items[i] == child) {
 			list_del(parent->children, i);
 			break;
 		}
 	}
 	child->parent = NULL;
-	return parent;
+	return container_reap_empty(parent);
+}
+
+void container_move_to(struct sway_container* container,
+		struct sway_container* destination) {
+	if (container == destination
+			|| container_has_anscestor(container, destination)) {
+		return;
+	}
+	struct sway_container *old_parent = container_remove_child(container);
+	container->width = container->height = 0;
+	struct sway_container *new_parent =
+		container_add_sibling(destination, container);
+	if (old_parent) {
+		arrange_windows(old_parent, -1, -1);
+	}
+	arrange_windows(new_parent, -1, -1);
 }
 
 enum sway_container_layout container_get_default_layout(
 		struct sway_container *output) {
-	/* TODO WLR
 	if (config->default_layout != L_NONE) {
-		//return config->default_layout;
+		return config->default_layout;
 	} else if (config->default_orientation != L_NONE) {
 		return config->default_orientation;
-	} else */if (output->width >= output->height) {
+	} else if (output->width >= output->height) {
 		return L_HORIZ;
 	} else {
 		return L_VERT;