C#

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using System;<br />
using System.Drawing;<br />
using System.Collections;<br />
using System.ComponentModel;<br />
using System.Windows.Forms;<br />
using System.Data;<br />
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namespace TestBlueRayon<br />
{<br />
    /// <summary><br />
    /// Summary description for Form1.<br />
    /// </summary><br />
    public class Form1 : System.Windows.Forms.Form<br />
    {<br />
        private System.Windows.Forms.MenuItem menuItemVideo;<br />
        private System.Windows.Forms.ListBox ListBoxStatus;<br />
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        private System.ComponentModel.Container components = null;<br />
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        public Form1()<br />
        {<br />
            InitializeComponent();<br />
            WriteStatusMessage("TestBlueRayon Application Started.");<br />
            WriteStatusMessage("Good to have you with us.  ");<br />
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        }<br />
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        #region Windows Form Designer generated code<br />
        private void InitializeComponent()<br />
        {<br />
            this.mainMenu1 = new System.Windows.Forms.MainMenu();<br />
            // took out code<br />
            this.ResumeLayout(false);<br />
        }<br />
        #endregion<br />
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        [STAThread]<br />
        static void Main()<br />
        {<br />
            Application.Run(new Form1());<br />
        }<br />
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        private void menuItemVideo_Click(object sender, System.EventArgs e)<br />
        {<br />
            //string strTemp;<br />
            string strMessage;<br />
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            // Tell the user what is happening<br />
            strMessage = "Create Video Object";<br />
            WriteStatusMessage(strMessage);<br />
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            // Create the Video object<br />
            Video GreenVideo = new Video();<br />
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            // Set the parent object<br />
            GreenVideo.m_ParentForm1 = this;<br />
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            // Set video contrast<br />
            GreenVideo.SetVideoContrast(0);<br />
        }<br />
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        public void WriteStatusMessage(string strMessage)<br />
        {<br />
            // You have pressed ???<br />
            string strDisplayMessage;<br />
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            DateTime dtCurrent = DateTime.Now;<br />
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            int nYear        = dtCurrent.Year;<br />
            int nMonth       = dtCurrent.Month;<br />
            int nDay         = dtCurrent.Day;<br />
            int nHour        = dtCurrent.Hour;<br />
            int nMinute      = dtCurrent.Minute;<br />
            int nSecond      = dtCurrent.Second;<br />
            int nMillisecond = dtCurrent.Millisecond;<br />
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            string strTemp;<br />
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            strDisplayMessage = String.Format("{0,0:D4}.{1,0:D2}.{2,0:D2} {3,0:D2}:{4,0:D2}:{5,0:D2}.{6,0:D3}  {7}",<br />
                                              nYear,<br />
                                              nMonth,<br />
                                              nDay,<br />
                                              nHour,<br />
                                              nMinute,<br />
                                              nSecond,<br />
                                              nMillisecond,<br />
                                              strMessage);<br />
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            // Shutdown the painting of the ListBox as items are added.<br />
            // this.ListBoxStatus.BeginUpdate();<br />
            this.ListBoxStatus.Items.Add(strDisplayMessage);<br />
            // this.ListBoxStatus.EndUpdate();<br />
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            // this.ListBoxStatus.Invalidate();<br />
            this.ListBoxStatus.Update();<br />
        }<br />
    }<br />
}<br />
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using System;<br />
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namespace TestBlueRayon<br />
{<br />
    public class Video<br />
    {<br />
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        // Public attributes<br />
        public int nColor;<br />
        public int nHue;<br />
        public string strComment;<br />
        public Form1 m_ParentForm1;<br />
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        // Default constructor<br />
        public Video()<br />
        {<br />
            nColor = 0;<br />
            nHue = 0;<br />
            m_ParentForm1 = null;<br />
        }<br />
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        public void SetVideoContrast(int nIndex)<br />
        {<br />
            // Set some values for the color and hue<br />
            nColor = 12;<br />
            nHue = 34;<br />
            strComment = "Contrast has been set";<br />
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            if (m_ParentForm1 != null)<br />
            {<br />
                m_ParentForm1.WriteStatusMessage("SetVideoContrast() called");<br />
            }<br />
        }<br />
    }<br />
}<br />
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