diff -r 42506e19eb6b -r 25e5390cce41 ui/gtk/container.h
--- a/ui/gtk/container.h	Fri Jun 13 10:39:54 2014 +0200
+++ b/ui/gtk/container.h	Tue Jul 22 09:51:17 2014 +0200
@@ -37,6 +37,8 @@
 
 typedef void (*ui_container_add_f)(UiContainer*, GtkWidget*);
 
+typedef struct UiDocumentView UiDocumentView;
+
 struct UiContainer {
     GtkWidget *widget;
     void (*add)(UiContainer*, GtkWidget*);
@@ -50,6 +52,11 @@
 
 void ui_box_add(UiContainer *ct, GtkWidget *widget);
 
+
+UiObject* ui_add_document_tab(UiDocumentView *view);
+void ui_tab_set_document(UiContext *ctx, void *document);
+void ui_tab_detach_document(UiContext *ctx, void *document);
+
 #ifdef	__cplusplus
 }
 #endif