Forge version list implementation. Needs integration and testing.

logic/EnabledItemFilter.cpp

@@ -0,0 +1,30 @@
+#include "EnabledItemFilter.h"
+
+EnabledItemFilter::EnabledItemFilter(QObject* parent)
+	:QSortFilterProxyModel(parent)
+{
+	
+}
+
+void EnabledItemFilter::setActive(bool active)
+{
+	m_active = active;
+	invalidateFilter();
+}
+
+bool EnabledItemFilter::filterAcceptsRow(int sourceRow, const QModelIndex &sourceParent) const
+{
+	if(!m_active)
+		return true;
+	QModelIndex index = sourceModel()->index(sourceRow, 0, sourceParent);
+	if(sourceModel()->flags(index) & Qt::ItemIsEnabled)
+	{
+		return true;
+	}
+	return false;
+}
+
+bool EnabledItemFilter::lessThan(const QModelIndex& left, const QModelIndex& right) const
+{
+    return QSortFilterProxyModel::lessThan(left, right);
+}