Fix breaking out of tabs/stacks

1 files changed, 32 insertions, 2 deletions

diff --git a/sway/tree/layout.c b/sway/tree/layout.c
index 1507eba9..96501cc3 100644
--- a/sway/tree/layout.c
+++ b/sway/tree/layout.c
@@ -309,6 +309,21 @@ static void workspace_rejigger(struct sway_container *ws,
         arrange_workspace(ws);
 }
 
+static void move_out_of_tabs_stacks(struct sway_container *container,
+                struct sway_container *current, enum movement_direction move_dir,
+                int offs) {
+        wlr_log(L_DEBUG, "Moving out of tab/stack into a split");
+        struct sway_container *old_parent = current->parent->parent;
+        struct sway_container *new_parent = container_split(current->parent,
+                move_dir == MOVE_LEFT || move_dir == MOVE_RIGHT ? L_HORIZ : L_VERT);
+        container_insert_child(new_parent, container, offs < 0 ? 0 : 1);
+        container_reap_empty_recursive(new_parent->parent);
+        container_flatten(new_parent->parent);
+        wl_signal_emit(&current->events.reparent, old_parent);
+        container_create_notify(new_parent);
+        arrange_children_of(new_parent);
+}
+
 void container_move(struct sway_container *container,
                 enum movement_direction move_dir, int move_amt) {
         if (!sway_assert(
@@ -390,6 +405,10 @@ void container_move(struct sway_container *container,
                                         arrange_workspace(current);
                                 }
                                 return;
+                        } else if (current->layout == L_TABBED
+                                        || current->layout == L_STACKED) {
+                                wlr_log(L_DEBUG, "Rejiggering out of tabs/stacks");
+                                workspace_rejigger(current, container, move_dir);
                         } else {
                                 wlr_log(L_DEBUG, "Selecting output");
                                 current = current->parent;
@@ -401,8 +420,15 @@ void container_move(struct sway_container *container,
                                 if ((index == parent->children->length - 1 && offs > 0)
                                                 || (index == 0 && offs < 0)) {
                                         if (current->parent == container->parent) {
-                                                wlr_log(L_DEBUG, "Hit limit, selecting parent");
-                                                current = current->parent;
+                                                if (parent->layout == L_TABBED
+                                                                || parent->layout == L_STACKED) {
+                                                        move_out_of_tabs_stacks(container, current,
+                                                                        move_dir, offs);
+                                                        return;
+                                                } else {
+                                                        wlr_log(L_DEBUG, "Hit limit, selecting parent");
+                                                        current = current->parent;
+                                                }
                                         } else {
                                                 wlr_log(L_DEBUG, "Hit limit, "
                                                                 "promoting descendant to sibling");
@@ -419,6 +445,10 @@ void container_move(struct sway_container *container,
                                         sibling = parent->children->items[index + offs];
                                         wlr_log(L_DEBUG, "Selecting sibling id:%zd", sibling->id);
                                 }
+                        } else if (parent->layout == L_TABBED
+                                        || parent->layout == L_STACKED) {
+                                move_out_of_tabs_stacks(container, current, move_dir, offs);
+                                return;
                         } else {
                                 wlr_log(L_DEBUG, "Moving up to find a parallel container");
                                 current = current->parent;