Index: sources/gui/guicontroller.cpp
===================================================================
diff -u -r227f28b202f81ab3dd04a81868697025ccab6220 -r8c69137f18382bdc55a5678e6ed44a7683fe4dea
--- sources/gui/guicontroller.cpp	(.../guicontroller.cpp)	(revision 227f28b202f81ab3dd04a81868697025ccab6220)
+++ sources/gui/guicontroller.cpp	(.../guicontroller.cpp)	(revision 8c69137f18382bdc55a5678e6ed44a7683fe4dea)
@@ -25,8 +25,10 @@
 using namespace Gui;
 
 /*!
- * \brief GuiController Constructor
- * \param parent
+ * \brief GuiController::GuiController
+ * \details Constructor
+ * \param   parent - QObject parent owner object.
+ *          Qt handles the children destruction by their parent objects life-cycle.
  */
 GuiController::GuiController(QObject *parent) : QObject(parent) {}
 
@@ -124,13 +126,14 @@
 }
 
 /*!
- * \brief An Action has been requested
- * \details This method Confirmed that if the action is accepted or not,\n
- * Regarding the current state and the action.\n
- * These actions are only user actions and there is only one user interaction,\n
- * So no need to capture from which screen this action comes since we have the current state.\n
- * Sometimes GuiController requires to investigate with the ApplicationController to get approval from HD device.\n
- * \param vAction - User requested Action
+ * \brief   An Action has been requested
+ * \details This method Confirmed that if the action is accepted or not,
+ *          Regarding the current state and the action.
+ *          These actions are only user actions and there is only one user interaction,
+ *          So no need to capture from which screen this action comes since we have the current state.
+ *          Sometimes GuiController requires to investigate with the ApplicationController to get approval from HD device.
+ * \param   vAction - User requested Action
+ * \param   vData   - Message data to be transmitted.
  */
 void GuiController::doActionTransmit(GuiActionType vAction, const QVariantList &vData)
 {
@@ -153,7 +156,7 @@
     Q_UNUSED(vAction)
     Q_UNUSED(vData)
 
-    // This is an example implementation of how to handle
+    // This is an example implementation of how to handle actions
     // which does not require HD approval in GuiController
     // Process the GuiView Request.
     // It can be processed in GuiController take action and notify GuiView
@@ -178,10 +181,11 @@
 }
 
 /*!
- * \brief Action commanded by HD
+ * \brief   Action commanded by HD
  * \details An action has been commanded by HD,
- * Gui requires to be notified to perform the action.
- * \param vAction
+ *          Gui requires to be notified to perform the action.
+ * \param   vAction - Message Action
+ * \param   vData   - The data to be translated.
  */
 void GuiController::onActionReceive (GuiActionType vAction, const QVariantList &vData)
 {