diff -r 1ecc1183f046 -r 3fc287f06305 ui/gtk/container.h
--- a/ui/gtk/container.h	Sun Feb 11 15:59:56 2024 +0100
+++ b/ui/gtk/container.h	Mon Feb 12 17:32:02 2024 +0100
@@ -62,6 +62,8 @@
     UiBool       vexpand;
     int          width;
     int          gridwidth;
+    int          colspan;
+    int          rowspan;
 };
 
 struct UiContainer {
@@ -108,6 +110,8 @@
 UiContainer* ui_frame_container(UiObject *obj, GtkWidget *frame);
 void ui_frame_container_add(UiContainer *ct, GtkWidget *widget, UiBool fill);
 
+UIWIDGET ui_box_create(UiObject *obj, UiContainerArgs args, UiSubContainerType type);
+
 UiContainer* ui_box_container(UiObject *obj, GtkWidget *box);
 void ui_box_container_add(UiContainer *ct, GtkWidget *widget, UiBool fill);