Added CollationModel + factory for editing and added to EditTableWidget

pglablib/model/CollationModel.cpp

@@ -1,6 +1,45 @@
-#include "CollationModel.h"
+#include "CollationModel.h"
 
-CollationModel::CollationModel()
+#include "catalog/PgCollationContainer.h"
+#include <algorithm>
+
+CollationModel::CollationModel(QObject *parent)
+	: QAbstractListModel(parent)
 {
-
+}
+
+int CollationModel::rowCount(const QModelIndex &/*parent*/) const
+{
+	if (m_collations)
+		return static_cast<int>(m_collations->count());
+
+	return 0;
+}
+
+int CollationModel::columnCount(const QModelIndex &/*parent*/) const
+{
+	return colCount;
+}
+
+QVariant CollationModel::data(const QModelIndex &index, int role) const
+{
+	if (index.isValid()) {
+		int row = index.row();
+		int column = index.column();
+		if (role == Qt::DisplayRole) {
+			auto elem = m_collations->getByIdx(row);
+			switch (column) {
+			case OidCol: return elem.oid();
+			case NameCol: return elem.objectName();
+			}
+		}
+	}
+	return QVariant();
+}
+
+void CollationModel::setCollationList(std::shared_ptr<const PgCollationContainer> collations)
+{
+	beginResetModel();
+	m_collations = collations;
+	endResetModel();
 }