private void PerformRegistration(string packageId, string fileSystemRoot, INiPackage package)
{
var registrationContext = new NiRegistrationContext(Context, packageId, fileSystemRoot);
// Unregister when this package is already installed.
bool isInstalled;
using (var rootKey = OpenContextRegistry(false))
using (var packageKey = rootKey.OpenSubKey("InstalledProducts\\" + packageId))
{
isInstalled = packageKey != null;
}
if (isInstalled)
{
Marshal.ThrowExceptionForHR((int)package.Unregister(registrationContext));
}
// Perform the registration process.
Marshal.ThrowExceptionForHR((int)package.Register(registrationContext));
}
private void PerformRegistration(string packageId, string fileSystemRoot, INiPackage package)
{
var registrationContext = new NiRegistrationContext(Context, packageId, fileSystemRoot);
// Unregister when this package is already installed.
bool isInstalled;
using (var rootKey = OpenContextRegistry(false))
using (var packageKey = rootKey.OpenSubKey("InstalledProducts\\" + packageId))
{
isInstalled = packageKey != null;
}
if (isInstalled)
Marshal.ThrowExceptionForHR((int)package.Unregister(registrationContext));
// Perform the registration process.
Marshal.ThrowExceptionForHR((int)package.Register(registrationContext));
}
private bool PerformUnregistration(string fileSystemRoot, INiPackage package)
{
// Unregister when this package is already installed.
using (var contextKey = OpenContextRegistry(false))
using (var key = contextKey.OpenSubKey("InstalledProducts\\" + _packageId))
{
if (key == null)
return false;
}
var registrationContext = new NiRegistrationContext(Context, _packageId, fileSystemRoot);
Marshal.ThrowExceptionForHR((int)package.Unregister(registrationContext));
return true;
}
