diff -r 794a5c91c479 -r c96169444d88 ui/motif/text.c
--- a/ui/motif/text.c	Sun Apr 06 13:21:37 2014 +0200
+++ b/ui/motif/text.c	Thu Apr 10 11:37:41 2014 +0200
@@ -65,6 +65,7 @@
         value->insert = ui_textarea_insert;
         value->position = ui_textarea_position;
         value->selection = ui_textarea_selection;
+        value->length = ui_textarea_length;
         value->value = NULL;
         value->obj = text_area;
         
@@ -129,6 +130,10 @@
     XmTextGetSelectionPosition(text->obj, (long*)begin, (long*)end);
 }
 
+int ui_textarea_length(UiText *text) {
+    return (int)XmTextGetLastPosition(text->obj);
+}
+
 UiUndoMgr* ui_create_undomgr() {
     UiUndoMgr *mgr = malloc(sizeof(UiUndoMgr));
     mgr->begin = NULL;