public void Undo(IDataCommand dataCommand) { IVolume volume = dataCommand.GetDevice() as IVolume; if (volume != null) { volume.DecrementVolume(); } }
public void DecrementVolume() { IVolume tv = GetTv(); if (tv != null) { tv.DecrementVolume(); } }
public void Undo(IDataCommand dataCommand) { IVolume volume = dataCommand.GetDevice() as IVolume; if (volume != null) { volume.DecrementVolume(); } }
public void DecrementVolume() { IVolume tv = GetTv(); if (tv != null) { tv.DecrementVolume(); } }