Closed MVC loop for VariablesView.

model/Model.cpp

@@ -57,7 +57,10 @@ namespace glabels
 		Model::Model()
 			: mUntitledInstance(0), mModified(true), mRotate(false)
 		{
+			mVariables = new Variables();
 			mMerge = new merge::None();
+
+			connect( mVariables, SIGNAL(changed()), this, SLOT(onVariablesChanged()) );
 		}
 
 
@@ -66,6 +69,7 @@ namespace glabels
 		///
 		Model::~Model()
 		{
+			delete mVariables;
 			delete mMerge;
 		}
 
@@ -302,6 +306,15 @@ namespace glabels
 		}
 
 
+		///
+		/// Get variables object
+		///
+		Variables* Model::variables() const
+		{
+			return mVariables;
+		}
+
+
 		///
 		/// Get merge object
 		///
@@ -451,6 +464,17 @@ namespace glabels
 		}
 
 
+		///
+		/// Variables Changed Slot
+		///
+		void Model::onVariablesChanged()
+		{
+			setModified();
+			emit changed();
+			emit variablesChanged();
+		}
+
+
 		///
 		/// Merge Source Changed Slot
 		///