Index: sources/gui/GuiController.h
===================================================================
diff -u -rb61d8a3e01fef66eee8095c9cddf835d9bb32b66 -ra3030123e885fb9f22dea5839c4e988896a257e4
--- sources/gui/GuiController.h	(.../GuiController.h)	(revision b61d8a3e01fef66eee8095c9cddf835d9bb32b66)
+++ sources/gui/GuiController.h	(.../GuiController.h)	(revision a3030123e885fb9f22dea5839c4e988896a257e4)
@@ -81,6 +81,7 @@
     void  onUSBDriveRemove();                                                 // OS => UI
 
     void  onSDCardStateChange(bool vIsReady, bool vIsReadOnly);               // OS => UI
+    void  onSDCardSpaceTooLow(quint8 vAvailablePercent);                      // OS => UI
 
     void  onExport        ();                                                 // OS => UI
     void  onFailedTransmit(Sequence seq);
@@ -94,6 +95,7 @@
     void didUSBDriveRemove();
 
     void didSDCardStateChange(bool vIsReady, bool vIsReadOnly);
+    void didSDCardSpaceTooLow(quint8 vAvailablePercent);
 
     void didExportLog();
     void didExport   ();