Index: sources/gui/guicontroller.h
===================================================================
diff -u -r7a4f59af7287d30e8790e6b580327684d4e02e55 -r7edcaf054062754370e0abd165f17ca9941b7d07
--- sources/gui/guicontroller.h	(.../guicontroller.h)	(revision 7a4f59af7287d30e8790e6b580327684d4e02e55)
+++ sources/gui/guicontroller.h	(.../guicontroller.h)	(revision 7edcaf054062754370e0abd165f17ca9941b7d07)
@@ -6,8 +6,8 @@
  * WHOLE, WITHOUT THE EXPLICIT PERMISSION OF THE COPYRIGHT OWNER.
  *
  * \file guicontroller.h
- * \author (last) Peter Lucia
- * \date (last) 25-Jun-2020
+ * \author (last) Behrouz NematiPour
+ * \date (last) 25-Aug-2020
  * \author (original) Behrouz NematiPour
  * \date (original) 24-Sep-2019
  *
@@ -68,8 +68,10 @@
     void  onUSBDriveMount ();                                                 // OS => UI
     void  onUSBDriveRemove();                                                 // OS => UI
 
+    void  onSDCardStateChange(bool vIsReady, bool vIsReadOnly);               // OS => UI
+
     void  onExport        ();                                                 // OS => UI
-    void  didFailedTransmit(Sequence seq);
+    void  onFailedTransmit(Sequence seq);
 
 signals:
     void didActionReceive (GuiActionType vAction, const QVariantList &vData); // UI <= HD/DG
@@ -79,6 +81,8 @@
     void didUSBDriveUmount();
     void didUSBDriveRemove();
 
+    void didSDCardStateChange(bool vIsReady, bool vIsReadOnly);
+
     void didExportLog();
     void didExport   ();