public ICmd Exec()
{
var inverse = new MultiCmd();
for (int i = commands.Count - 1; i >= 0; i--)
{
inverse.commands.Add(commands[i].Exec());
}
return(inverse);
}
public void Redo()
{
// check if the redo stack is empty
if (!this.RedoEmpty)
{
// pop the commands off of the redo stack
MultiCmd commands = this.m_redos.Pop();
// push the commands onto the undo stack
this.m_undos.Push(commands.Exec());
}
}
// adds commands onto the undo stack
public void AddUndo(MultiCmd undos)
{
// push the undos onto the undo stack
this.m_undos.Push(undos);
}