Index: sources/gui/GuiController.cpp
===================================================================
diff -u -r741b1c70f851810f2c265cdd38dfa158b7ee0c37 -ra3030123e885fb9f22dea5839c4e988896a257e4
--- sources/gui/GuiController.cpp	(.../GuiController.cpp)	(revision 741b1c70f851810f2c265cdd38dfa158b7ee0c37)
+++ sources/gui/GuiController.cpp	(.../GuiController.cpp)	(revision a3030123e885fb9f22dea5839c4e988896a257e4)
@@ -84,6 +84,8 @@
     // SD card
     connect(&_ApplicationController, SIGNAL(didSDCardStateChange(bool,bool)),
             this                   ,   SLOT( onSDCardStateChange(bool,bool)));
+    connect(&_ApplicationController, SIGNAL(didSDCardSpaceTooLow(quint8)),
+            this                   ,   SLOT( onSDCardSpaceTooLow(quint8)));
 
     // Export
     connect(&_ApplicationController, SIGNAL(didExport()),
@@ -279,7 +281,21 @@
 }
 // coco end
 
+
 /*!
+ * \brief   GuiController::onSDCardSpaceTooLow
+ * \details The handler slot for the didSDCardSpaceTooLow signal comes form ApplicationController.
+ * \param   vAvailablePercent - the minimum limit of available storage space
+ */
+void GuiController::onSDCardSpaceTooLow(quint8 vAvailablePercent)
+{
+    // coco begin validated: This needs to fill up the SD-Card and test with human interactions.
+    // has been tested manually
+    emit didSDCardSpaceTooLow(vAvailablePercent);
+}
+// coco end
+
+/*!
  * \brief   GuiController::onExport
  * \details The slot which will be called to notify the export is done
  *          by emitting the didExport signal.