Flexible models

pglab/PropertyProxyModel.h

@@ -0,0 +1,35 @@
+#ifndef HORIZONTALPROXYMODEL_H
+#define HORIZONTALPROXYMODEL_H
+
+#include <QIdentityProxyModel>
+
+class PropertyProxyModel : public QIdentityProxyModel {
+	Q_OBJECT
+public:
+	PropertyProxyModel(QObject * parent = nullptr);
+	QModelIndex mapToSource(const QModelIndex &proxyIndex) const;
+	QModelIndex mapFromSource(const QModelIndex &sourceIndex) const;
+	QModelIndex index(int row, int column, const QModelIndex &parent = QModelIndex()) const;
+	QModelIndex parent(const QModelIndex &child) const;
+	int rowCount(const QModelIndex &parent) const;
+	int columnCount(const QModelIndex &parent) const;
+	QVariant headerData(int section, Qt::Orientation orientation, int role) const;
+	QVariant data(const QModelIndex &proxyIndex, int role) const;
+
+public Q_SLOTS:
+	/** Updates the model (and view) to show the values for row
+	 *
+	 * The column part of the index is not used QModelIndex is used to make is eacy to connect to
+	 * QItemSelectionModel::currentRowChanged
+	 */
+	void setActiveRow(const QModelIndex &row);
+
+private:
+	enum Columns {
+		propertyColumn = 0,
+		valueColumn
+	};
+	int activeRow = -1;
+};
+
+#endif // HORIZONTALPROXYMODEL_H