Add a structure to hold undo commands

Add the undocommands.cpp / undocommands.h files, which will hold a
collection of classes that will hold undo commands.

Signed-off-by: Dirk Hohndel <dirk@hohndel.org>

1 files changed, 17 insertions, 0 deletions

diff --git a/qt-ui/undocommands.h b/qt-ui/undocommands.h
new file mode 100644
index 000000000..9a7803f9e
--- /dev/null
+++ b/qt-ui/undocommands.h
@@ -0,0 +1,17 @@
+#ifndef UNDOCOMMANDS_H
+#define UNDOCOMMANDS_H
+
+#include <QUndoCommand>
+#include "dive.h"
+
+class UndoDeleteDive : public QUndoCommand {
+public:
+	UndoDeleteDive(QList<struct dive*> diveList);
+	virtual void undo();
+	virtual void redo();
+
+private:
+	QList<struct dive*> dives;
+};
+
+#endif // UNDOCOMMANDS_H