Allow containers to be fullscreen

1 files changed, 87 insertions, 0 deletions

diff --git a/sway/tree/container.c b/sway/tree/container.c
index 237e1a35..6ebf2653 100644
--- a/sway/tree/container.c
+++ b/sway/tree/container.c
@@ -1130,3 +1130,90 @@ void container_end_mouse_operation(struct sway_container *container) {
                 }
         }
 }
+
+static void set_fullscreen_iterator(struct sway_container *con, void *data) {
+        if (con->type != C_VIEW) {
+                return;
+        }
+        if (con->sway_view->impl->set_fullscreen) {
+                bool *enable = data;
+                con->sway_view->impl->set_fullscreen(con->sway_view, *enable);
+        }
+}
+
+void container_set_fullscreen(struct sway_container *container, bool enable) {
+        if (container->is_fullscreen == enable) {
+                return;
+        }
+
+        struct sway_container *workspace = container_parent(container, C_WORKSPACE);
+        if (enable && workspace->sway_workspace->fullscreen) {
+                container_set_fullscreen(workspace->sway_workspace->fullscreen, false);
+        }
+
+        container_for_each_descendant_dfs(container,
+                        set_fullscreen_iterator, &enable);
+
+        container->is_fullscreen = enable;
+
+        if (enable) {
+                workspace->sway_workspace->fullscreen = container;
+                container->saved_x = container->x;
+                container->saved_y = container->y;
+                container->saved_width = container->width;
+                container->saved_height = container->height;
+
+                struct sway_seat *seat;
+                struct sway_container *focus, *focus_ws;
+                wl_list_for_each(seat, &input_manager->seats, link) {
+                        focus = seat_get_focus(seat);
+                        if (focus) {
+                                focus_ws = focus;
+                                if (focus_ws->type != C_WORKSPACE) {
+                                        focus_ws = container_parent(focus_ws, C_WORKSPACE);
+                                }
+                                if (focus_ws == workspace) {
+                                        seat_set_focus(seat, container);
+                                }
+                        }
+                }
+        } else {
+                workspace->sway_workspace->fullscreen = NULL;
+                if (container_is_floating(container)) {
+                        container->x = container->saved_x;
+                        container->y = container->saved_y;
+                        container->width = container->saved_width;
+                        container->height = container->saved_height;
+                } else {
+                        container->width = container->saved_width;
+                        container->height = container->saved_height;
+                }
+        }
+
+        container_end_mouse_operation(container);
+
+        ipc_event_window(container, "fullscreen_mode");
+}
+
+bool container_is_fullscreen_or_child(struct sway_container *container) {
+        do {
+                if (container->is_fullscreen) {
+                        return true;
+                }
+                container = container->parent;
+        } while (container && container->type != C_WORKSPACE);
+
+        return false;
+}
+
+struct sway_container *container_wrap_children(struct sway_container *parent) {
+        struct sway_container *middle = container_create(C_CONTAINER);
+        middle->layout = parent->layout;
+        while (parent->children->length) {
+                struct sway_container *child = parent->children->items[0];
+                container_remove_child(child);
+                container_add_child(middle, child);
+        }
+        container_add_child(parent, middle);
+        return middle;
+}