diff -r a5d8e783a7b0 -r f0bcdbd3d36f src/EditSupplier.h
--- a/src/EditSupplier.h	Thu Feb 17 19:57:32 2022 +0100
+++ b/src/EditSupplier.h	Thu Feb 17 21:00:24 2022 +0100
@@ -22,12 +22,14 @@
 private slots:
     void onOKButtonClicked();
     void onCancelButtonClicked();
-    void onTextChanged();
+    void is_changed();
 
 private:
     Ui::EditSupplier *ui;
     int recno;
     bool textIsChanged = false;
+
+    void WindowTitle();
 };
 
 #endif