Ref T171, move completer utility function in own class

src/blackgui/sharedstringlistcompleter.cpp

@@ -39,4 +39,13 @@ namespace BlackGui
     {
         return (QDateTime::currentMSecsSinceEpoch() - m_lastUpdated) <= checkTimeMs;
     }
+
+    void CompleterUtils::setCompleterParameters(QCompleter *completer)
+    {
+        Q_ASSERT_X(completer, Q_FUNC_INFO, "Need completer");
+        completer->setCaseSensitivity(Qt::CaseInsensitive);
+        completer->setWrapAround(true);
+        completer->setModelSorting(QCompleter::CaseInsensitivelySortedModel);
+        completer->setCompletionMode(QCompleter::InlineCompletion);
+    }
 } // ns

src/blackgui/sharedstringlistcompleter.h

@@ -49,6 +49,19 @@ namespace BlackGui
         qint64 m_lastUpdated = 0;
         QScopedPointer<QCompleter> m_completer { new QCompleter(QStringList()) }; // empty list required to init model
     };
+
+    /**
+     * Utility functions
+     */
+    class BLACKGUI_EXPORT CompleterUtils
+    {
+    public:
+        //! No Ctor
+        CompleterUtils() = delete;
+
+        //! How completer behaves
+        static void setCompleterParameters(QCompleter *completer);
+    };
 } // ns
 
 #endif // guard