ClickOnce Embeded Resource Path

string path;
if (ApplicationDeployment.IsNetworkDeployed && ApplicationDeployment.CurrentDeployment.DataDirectory!=null)
{
    path = Path.Combine(ApplicationDeployment.CurrentDeployment.DataDirectory, "GridLayouts");
}
else
{
    path = Path.Combine(Application.StartupPath, "GridLayouts");
}