Method UseDestination

FastCopy/RobocopyViewModel.cpp:211–219

			fileCompare.File1().Selected(value.GetBoolean());
	}
	winrt::Windows::Foundation::IReference<bool> RobocopyViewModel::UseDestination()
	{
		if (m_useDestinationCount == 0)
			return false;
		else if (m_useDestinationCount < m_duplicateFiles.Size())
			return nullptr;
		else
			return true;
	}
	void RobocopyViewModel::UseDestination(winrt::Windows::Foundation::IReference<bool> value)
	{
		if (!value) return;