diff --git a/lib/KolibriOS/File.ob07 b/lib/KolibriOS/File.ob07
index d25a8d6..dc99a0c 100644
--- a/lib/KolibriOS/File.ob07
+++ b/lib/KolibriOS/File.ob07
@@ -1,5 +1,5 @@
 (*
-    Copyright 2016, 2018 Anton Krotov
+    Copyright 2016, 2018, 2021 Anton Krotov
 
     This program is free software: you can redistribute it and/or modify
     it under the terms of the GNU Lesser General Public License as published by
@@ -91,6 +91,20 @@ BEGIN
 END GetFileInfo;
 
 
+PROCEDURE FileSize* (FName: ARRAY OF CHAR): INTEGER;
+VAR
+    Info: rFD;
+    res: INTEGER;
+BEGIN
+    IF GetFileInfo(FName, Info) THEN
+        res := Info.size
+    ELSE
+        res := -1
+    END
+    RETURN res
+END FileSize;
+
+
 PROCEDURE Exists* (FName: ARRAY OF CHAR): BOOLEAN;
 VAR
     fd: rFD;
diff --git a/lib/KolibriOS/OpenDlg.ob07 b/lib/KolibriOS/OpenDlg.ob07
index 82d6bfb..819d34d 100644
--- a/lib/KolibriOS/OpenDlg.ob07
+++ b/lib/KolibriOS/OpenDlg.ob07
@@ -1,5 +1,5 @@
 (*
-    Copyright 2016, 2018, 2020 Anton Krotov
+    Copyright 2016, 2018, 2020, 2021 Anton Krotov
 
     This program is free software: you can redistribute it and/or modify
     it under the terms of the GNU Lesser General Public License as published by
@@ -19,12 +19,17 @@ MODULE OpenDlg;
 
 IMPORT sys := SYSTEM, KOSAPI;
 
+CONST
+  topen* = 0;
+  tsave* = 1;
+  tdir* = 2;
+
 TYPE
 
   DRAW_WINDOW = PROCEDURE;
 
   TDialog = RECORD
-    _type,
+    _type*,
     procinfo,
     com_area_name,
     com_area,