diff -r 3efe0210e27e -r 86d729874ff4 ui/gtk/draw_cairo.c
--- a/ui/gtk/draw_cairo.c	Thu Jan 21 20:40:14 2016 +0100
+++ b/ui/gtk/draw_cairo.c	Sat Jan 23 18:37:30 2016 +0100
@@ -59,8 +59,13 @@
     g.widget = w;
     g.cr = gdk_cairo_create(w->window);
     
-    UiExposeEvent *event = data;
-    event->callback(&g.g, event->document, event->data);
+    UiDrawEvent *event = data;
+    UiEvent ev;
+    ev.obj = event->obj;
+    ev.window = event->obj->window;
+    ev.document = event->obj->ctx->document;
+    
+    event->callback(&ev, &g.g, event->userdata);
     
     return FALSE;
 }
@@ -77,7 +82,7 @@
 #else
     g_signal_connect(G_OBJECT(widget),
             "expose_event",
-            G_CALLBACK(ui_drawingarea_expose),
+            G_CALLBACK(ui_canvas_expose),
             event);
 #endif
 }