1 files changed, 24 insertions, 0 deletions
diff --git a/qt-ui/undobuffer.h b/qt-ui/undobuffer.h
new file mode 100644
index 000000000..a292d3ba7
--- /dev/null
+++ b/qt-ui/undobuffer.h
@@ -0,0 +1,24 @@
+#ifndef UNDOBUFFER_H
+#define UNDOBUFFER_H
+
+#include <QObject>
+#include "dive.h"
+
+class UndoBuffer : public QObject
+{
+	Q_OBJECT
+public:
+	explicit UndoBuffer(QObject *parent = 0);
+	~UndoBuffer();
+	bool canUndo();
+	bool canRedo();
+private:
+	int curIdx;
+public slots:
+	void redo();
+	void undo();
+	void recordbefore(QString commandName, dive *affectedDive);
+	void recordAfter(dive *affectedDive);
+};
+
+#endif // UNDOBUFFER_H