ProjectDataHelper

using Infragistics.Controls.Schedules;
public class ProjectDataHelper
{
    public static Project GenerateProjectData()
    {
        // Create a Project instance
        Project project = new Project();
        // Create a project root ProjectTask
        ProjectTask rootTask = new ProjectTask
        {
            TaskName = "Project Summary Task",
            IsManual = false
        };
        // Add the root task to the project
        project.RootTask.Tasks.Add(rootTask);
        // Dates in xamGantt are stored in UTC
        DateTime startTime = DateTime.Today.ToUniversalTime();
        // Add ProjectTask subtasks to the root project task
        rootTask.Tasks.Add(new ProjectTask
        {
            TaskName = "Planning",
            IsManual = false,
            Start = startTime,
            Duration = TimeSpan.FromHours(8),
        });
        rootTask.Tasks.Add(new ProjectTask
        {
            TaskName = "Documenting",
            IsManual = false,
            Start = startTime,
            // Configure task duration
            ManualDuration = ProjectDuration.FromFormatUnits(2, ProjectDurationFormat.Days),
            // Set a task constraint
            ConstraintDate = DateTime.Today.AddDays(3).ToUniversalTime(),
            ConstraintType = ProjectTaskConstraintType.FinishNoLaterThan,
        });
        rootTask.Tasks.Add(new ProjectTask
        {
            TaskName = "Creating Demo Application",
            IsManual = false,
            Start = startTime,
            ManualDuration = ProjectDuration.FromFormatUnits(3, ProjectDurationFormat.Days),
            ConstraintType = ProjectTaskConstraintType.MustStartOn,
            ConstraintDate = DateTime.Today.AddDays(2).ToUniversalTime(),
            IsEstimated = true,
        });
        rootTask.Tasks.Add(new ProjectTask
        {
            TaskName = "Collecting Feedback",
            IsManual = false,
            Start = startTime,
            ManualDuration = ProjectDuration.FromFormatUnits(1, ProjectDurationFormat.Days),
            IsEstimated = true,
        });
        rootTask.Tasks.Add(new ProjectTask
        {
            TaskName = "Designing",
            IsManual = false,
            Start = startTime,
            ManualDuration = ProjectDuration.FromFormatUnits(5, ProjectDurationFormat.Days),
        });
        rootTask.Tasks.Add(new ProjectTask
        {
            TaskName = "Development",
            IsManual = true,
            // Manual tasks may have free text for Start and Finish date
            ManualStart = new ManualDateTime("Still In Discussion"),
            ManualDuration = ProjectDuration.FromFormatUnits(10, ProjectDurationFormat.Days),
            ManualFinish = new ManualDateTime("Not Defined Yet"),
        });
        rootTask.Tasks.Add(new ProjectTask
        {
            TaskName = "Testing",
            IsManual = true,
            Start = startTime,
            ManualDuration = ProjectDuration.FromFormatUnits(7, ProjectDurationFormat.Days),
        });
        rootTask.Tasks.Add(new ProjectTask
        {
            TaskName = "Bug Fixing",
            IsManual = true,
            Start = startTime,
            ManualDuration = ProjectDuration.FromFormatUnits(4, ProjectDurationFormat.Days),
        });
        rootTask.Tasks.Add(new ProjectTask
        {
            TaskName = "Project Complete",
            IsManual = false,
            Start = startTime,
            // Set a milestone
            IsMilestone = true
        });
        return project;
    }
}

Imports Infragistics.Controls.Schedules
Public Class ProjectDataHelper
    Public Shared Function GenerateProjectData() As Project
        ' Create a Project instance
        Dim project As New Project()
        ' Create a project root ProjectTask
        Dim rootTask As New ProjectTask() With {
            .TaskName = "Project Summary Task",
            .IsManual = False
        }
        ' Add the root task to the project
        project.RootTask.Tasks.Add(rootTask)
        ' Dates in xamGantt are stored in UTC
        Dim startTime As DateTime = DateTime.Today.ToUniversalTime()
        ' Add ProjectTask subtasks to the root project task
        rootTask.Tasks.Add(New ProjectTask() With {
            .TaskName = "Planning",
            .IsManual = False,
            .Start = startTime,
            .Duration = TimeSpan.FromHours(8)
        })
        ' Configure task duration
        ' Set task constraint
        rootTask.Tasks.Add(New ProjectTask() With {
            .TaskName = "Documenting",
            .IsManual = False,
            .Start = startTime,
            .ManualDuration = ProjectDuration.FromFormatUnits(2, ProjectDurationFormat.Days),
            .ConstraintDate = DateTime.Today.AddDays(3).ToUniversalTime(),
            .ConstraintType = ProjectTaskConstraintType.FinishNoLaterThan
        })
        rootTask.Tasks.Add(New ProjectTask() With {
            .TaskName = "Creating Demo Application",
            .IsManual = False,
            .Start = startTime,
            .ManualDuration = ProjectDuration.FromFormatUnits(3, ProjectDurationFormat.Days),
            .ConstraintType = ProjectTaskConstraintType.MustStartOn,
            .ConstraintDate = DateTime.Today.AddDays(2).ToUniversalTime(),
            .IsEstimated = True
        })
        rootTask.Tasks.Add(New ProjectTask() With {
            .TaskName = "Collecting Feedback",
            .IsManual = False,
            .Start = startTime,
            .ManualDuration = ProjectDuration.FromFormatUnits(1, ProjectDurationFormat.Days),
            .IsEstimated = True
        })
        rootTask.Tasks.Add(New ProjectTask() With {
            .TaskName = "Designing",
            .IsManual = False,
            .Start = startTime,
            .ManualDuration = ProjectDuration.FromFormatUnits(5, ProjectDurationFormat.Days)
        })
        ' Manual tasks may have free text for Start and Finish date
        rootTask.Tasks.Add(New ProjectTask() With {
            .TaskName = "Development",
            .IsManual = True,
            .ManualStart = New ManualDateTime("Still In Discussion"),
            .ManualDuration = ProjectDuration.FromFormatUnits(10, ProjectDurationFormat.Days),
            .ManualFinish = New ManualDateTime("Not Defined Yet")
        })
        rootTask.Tasks.Add(New ProjectTask() With {
            .TaskName = "Testing",
            .IsManual = True,
            .Start = startTime,
            .ManualDuration = ProjectDuration.FromFormatUnits(7, ProjectDurationFormat.Days)
        })
        rootTask.Tasks.Add(New ProjectTask() With {
            .TaskName = "Bug Fixing",
            .IsManual = True,
            .Start = startTime,
            .ManualDuration = ProjectDuration.FromFormatUnits(4, ProjectDurationFormat.Days)
        })
        ' Set a milestone
        rootTask.Tasks.Add(New ProjectTask() With {
            .TaskName = "Project Complete",
            .IsManual = False,
            .Start = startTime,
            .IsMilestone = True
        })
        Return project
    End Function
End Class