PrimaveraProperties

public PrimaveraProjectProperties PrimaveraProperties { get; }

var options = new PrimaveraReadOptions();
options.ProjectUid = 4861;

// Returns project with special Uid
var project = new Project(DataDir + "ScheduleOptions.xer", options);

// PrimaveraProperties can be null if project's schedule options have default values.
if (project.PrimaveraProperties != null)
{
    Console.WriteLine("Project's schedule options:");
    Console.WriteLine("Relationship Lag Calendar: " + project.PrimaveraProperties.RelationshipLagCalendar);
    Console.WriteLine("Make Open Ended Activities Critical: " + project.PrimaveraProperties.MakeOpenEndedActivitiesCritical);
    Console.WriteLine("Ignore Other Project Relationships: " + project.PrimaveraProperties.IgnoreOtherProjectRelationships);
    Console.WriteLine("Use Expected Finish Dates: " + project.PrimaveraProperties.UseExpectedFinishDates);
}