WIP: Added page showing list of functions.

Only list is shown, still working on details.

pglab/FunctionsPage.h

@@ -0,0 +1,32 @@
+#ifndef FUNCTIONSPAGE_H
+#define FUNCTIONSPAGE_H
+
+#include <QWidget>
+#include <memory>
+
+class QTableView;
+class PgDatabaseCatalog;
+class ProcTableModel;
+class CustomFilterSortModel;
+
+class FunctionsPage : public QWidget {
+	Q_OBJECT
+public:
+	explicit FunctionsPage(QWidget *parent = nullptr);
+
+	void setCatalog(std::shared_ptr<const PgDatabaseCatalog> cat);
+signals:
+
+public slots:
+
+private:
+	QTableView *m_functionTable = nullptr;
+	ProcTableModel *m_model = nullptr;
+	CustomFilterSortModel *m_sortFilterProxy = nullptr;
+	std::shared_ptr<const PgDatabaseCatalog> m_catalog;
+
+	void retranslateUi(bool all = true);
+
+};
+
+#endif // FUNCTIONSPAGE_H