public class GcTrackBar : GrapeCity.Win.Common.PlusPakControlBase 

static class Program
{
    /// <summary>
    /// The main entry point for the application.
    /// </summary>
    [STAThread]
    static void Main()
    {
        Application.EnableVisualStyles();
        Application.SetCompatibleTextRenderingDefault(false);
        Application.Run(new GcTrackBarSample());
    }
}

public class GcTrackBarForm : Form
{
    private System.Windows.Forms.TextBox textBox1;
    private GrapeCity.Win.Bars.GcTrackBar gcTrackBar1;

    public GcTrackBarForm()
    {
        InitializeComponent();
    }

    private void InitializeComponent()
    {
        this.textBox1 = new System.Windows.Forms.TextBox();
        this.gcTrackBar1 = new GrapeCity.Win.Bars.GcTrackBar();
        ((System.ComponentModel.ISupportInitialize)(this.gcTrackBar1)).BeginInit();
        this.SuspendLayout();
        //
        // textBox1
        // 
        this.textBox1.Location = new System.Drawing.Point(240, 16);
        this.textBox1.Size = new System.Drawing.Size(48, 20);
        //
        //  gcTrackBar1
        //
        GrapeCity.Win.Bars.Thumb thumb1 = new GrapeCity.Win.Bars.Thumb();
        GrapeCity.Win.Bars.Thumb thumb2 = new GrapeCity.Win.Bars.Thumb();
        this.gcTrackBar1.Thumbs.AddRange(new GrapeCity.Win.Bars.Thumb[] { thumb1, thumb2 });
        this.gcTrackBar1.Name = "gcTrackBar1";
        this.gcTrackBar1.Location = new System.Drawing.Point(8, 8);
        this.gcTrackBar1.Size = new System.Drawing.Size(224, 45);
        this.gcTrackBar1.Scroll += new EventHandler(gcTrackBar1_Scroll);

        // The Maximum property sets the thumb value of the track bar when
        // the Thumb is all the way to the right.
        this.gcTrackBar1.Maximum = 30;

        // The TickFrequency property establishes how many positions
        // are between each tick-mark.
        this.gcTrackBar1.TickFrequency = 5;

        // The LargeChange property sets how many positions to move
        // if the bar is clicked on either side of the thumbs.
        this.gcTrackBar1.LargeChange = 3;

        // The SmallChange property sets how many positions to move
        // if the keyboard arrows are used to move the thumbs.
        this.gcTrackBar1.SmallChange = 2;

        // The DragMode property sets how to control moving the thumbs
        // by UI actions (mouse click, mouse drag and shortcut keys).
        this.gcTrackBar1.DragMode = DragMode.Neighbor;

        // The DragFrequency property sets delta value of thumbs moving by mouse dragging.
        this.gcTrackBar1.DragFrequency = 10;

        // The AllowMoveToPoint property sets to move the thumb to a pointed location immediately by mouse clicking.
        this.gcTrackBar1.AllowMoveToPoint = true;
        // 
        // GcTrackBarForm
        // 
        this.ClientSize = new System.Drawing.Size(290, 64);
        this.Controls.Add(this.textBox1);
        this.Controls.Add(this.gcTrackBar1);
        this.Text = "GcTrackBar Sample";
        ((System.ComponentModel.ISupportInitialize)(this.gcTrackBar1)).EndInit();
        this.ResumeLayout(false);
        this.PerformLayout();
    }

    void gcTrackBar1_Scroll(object sender, EventArgs e)
    {
        // Display the vlaue of current selected Thumb in the text box.
        GrapeCity.Win.Bars.Thumb selectedThumb = this.gcTrackBar1.Thumbs[this.gcTrackBar1.SelectedThumbIndex];
        this.textBox1.Text = "" + selectedThumb.Value;
    }
}