Port X/26 list editing operations to UndoCommands

x26commands.h

@@ -0,0 +1,81 @@
+/*
+ * Copyright (C) 2020 Gavin MacGregor
+ *
+ * This file is part of QTeletextMaker.
+ *
+ * QTeletextMaker is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * QTeletextMaker is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with QTeletextMaker.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#ifndef X26COMMANDS_H
+#define X26COMMANDS_H
+
+#include <QUndoCommand>
+
+#include "document.h"
+#include "x26model.h"
+#include "x26triplets.h"
+
+class InsertTripletCommand : public QUndoCommand
+{
+public:
+	InsertTripletCommand(TeletextDocument *, X26Model *, int, int, const X26Triplet, QUndoCommand *parent = 0);
+
+	void redo() override;
+	void undo() override;
+
+private:
+	TeletextDocument *m_teletextDocument;
+	X26Model *m_x26Model;
+	int m_subPageIndex, m_row, m_count;
+	X26Triplet m_insertedTriplet;
+	bool m_firstDo;
+};
+
+class DeleteTripletCommand : public QUndoCommand
+{
+public:
+	DeleteTripletCommand(TeletextDocument *, X26Model *, int, int, QUndoCommand *parent = 0);
+
+	void redo() override;
+	void undo() override;
+
+private:
+	TeletextDocument *m_teletextDocument;
+	X26Model *m_x26Model;
+	int m_subPageIndex, m_row, m_count;
+	X26Triplet m_deletedTriplet;
+};
+
+class EditTripletCommand : public QUndoCommand
+{
+public:
+	enum { Id = 1 };
+	enum EditTripletEnum { ETaddress, ETmode, ETdata };
+
+	EditTripletCommand(TeletextDocument *, X26Model *, int, int, int, int, int, QUndoCommand *parent = 0);
+
+	void redo() override;
+	void undo() override;
+	bool mergeWith(const QUndoCommand *) override;
+	int id() const override { return Id; }
+
+private:
+	TeletextDocument *m_teletextDocument;
+	X26Model *m_x26Model;
+	int m_subPageIndex, m_row, m_role;
+	X26Triplet m_oldTriplet, m_newTriplet;
+	bool m_firstDo;
+};
+
+#endif