/// <summary>
/// Creates an <see cref="IEnumerable{T}" /> from an <see cref="IMMEnumObjectClass" />
/// </summary>
/// <param name="source">An <see cref="IMMEnumObjectClass" /> to create an <see cref="IEnumerable{T}" /> from.</param>
/// <returns>An <see cref="IEnumerable{T}" /> that contains the feature classes from the input source.</returns>
public static IEnumerable <IObjectClass> AsEnumerable(this IMMEnumObjectClass source)
{
if (source != null)
{
source.Reset();
IObjectClass oclass = source.Next();
while (oclass != null)
{
yield return(oclass);
oclass = source.Next();
}
}
}
/// <summary>
/// Returns all of the object classes that have been assigned the <paramref name="modelName" /> in the given
/// workspace.
/// </summary>
/// <param name="source">The source.</param>
/// <param name="modelName">Name of the model.</param>
/// <returns>
/// An <see cref="IEnumerable{T}" /> that contains the object classes from the input source.
/// </returns>
/// <exception cref="ArgumentNullException">modelName</exception>
public static IEnumerable <IObjectClass> GetObjectClasses(this IWorkspace source, string modelName)
{
if (source == null)
{
return(null);
}
if (modelName == null)
{
throw new ArgumentNullException("modelName");
}
IMMEnumObjectClass list = ModelNameManager.Instance.ObjectClassesFromModelNameWS(source, modelName);
return(list.AsEnumerable());
}
/// <summary>
/// Returns all of the object classes that have been assigned the <paramref name="modelNames" /> in the given
/// workspace.
/// </summary>
/// <param name="source">The source.</param>
/// <param name="modelNames">The model names.</param>
/// <returns>
/// An <see cref="IEnumerable{T}" /> that contains the object classes from the input source.
/// </returns>
/// <exception cref="ArgumentNullException">modelName</exception>
public static IEnumerable <IObjectClass> GetObjectClasses(this IWorkspace source, params string[] modelNames)
{
if (modelNames == null)
{
throw new ArgumentNullException("modelNames");
}
foreach (var modelName in modelNames)
{
IMMEnumObjectClass list = ModelNameManager.Instance.ObjectClassesFromModelNameWS(source, modelName);
foreach (var o in list.AsEnumerable())
{
yield return(o);
}
}
}
