public void DefineUnmanagedResource (string resourceFileName)
{
if (resourceFileName == null)
throw new ArgumentNullException ("resourceFileName");
if (resourceFileName.Length == 0)
throw new ArgumentException ("resourceFileName");
if (!File.Exists (resourceFileName) || Directory.Exists (resourceFileName))
throw new FileNotFoundException ("File '" + resourceFileName + "' does not exists or is a directory.");
if (native_resource != NativeResourceType.None)
throw new ArgumentException ("Native resource has already been defined.");
// avoid definition of more than one unmanaged resource
native_resource = NativeResourceType.Unmanaged;
using (FileStream fs = new FileStream (resourceFileName, FileMode.Open, FileAccess.Read)) {
Win32ResFileReader reader = new Win32ResFileReader (fs);
foreach (Win32EncodedResource res in reader.ReadResources ()) {
if (res.Name.IsName || res.Type.IsName)
throw new InvalidOperationException ("resource files with named resources or non-default resource types are not supported.");
AddUnmanagedResource (res);
}
}
}
