/// <summary>
/// Returns the <see cref="Design" /> implementation of the current open design.
/// </summary>
/// <typeparam name="TDesign">The type of the design.</typeparam>
/// <param name="source">The process framework application.</param>
/// <param name="action">The function that will initialize the design (should be used for custom implementations).</param>
/// <returns>
/// Returns a <see cref="Design" /> representing the design; otherwise <c>null</c>.
/// </returns>
/// <exception cref="ArgumentNullException">action</exception>
public static TDesign GetDesign <TDesign>(this IMMPxApplication source, Func <int, IMMPxApplication, TDesign> action)
where TDesign : Design
{
if (source == null)
{
return(null);
}
if (action == null)
{
throw new ArgumentNullException("action");
}
var wm = source.GetWorkflowManager() as IMMWorkflowManager3;
if (wm == null)
{
return(null);
}
if (wm.CurrentOpenDesign == null)
{
return(null);
}
return(action(wm.CurrentOpenDesign.ID, source));
}
/// <summary>
/// Returns the <see cref="Design" /> implementation of the current open design.
/// </summary>
/// <param name="source">The process framework application reference.</param>
/// <returns>
/// Returns a <see cref="Design" /> representing the design; otherwise <c>null</c>.
/// </returns>
public static Design GetDesign(this IMMPxApplication source)
{
if (source == null)
{
return(null);
}
var wm = source.GetWorkflowManager() as IMMWorkflowManager3;
if (wm == null)
{
return(null);
}
if (wm.CurrentOpenDesign == null)
{
return(null);
}
return(new Design(source, wm.CurrentOpenDesign));
}