Acquiring User's Radio Button Selection using C#

Provided by the FMS Development Team

C# Example

using System;

using System.Drawing;

using System.Collections;

using System.ComponentModel;

using System.Windows.Forms;

using System.Data;

 

namespace RadioButtons

{

   ///

   /// Summary description for Form1.

   ///

   public class Form1 : System.Windows.Forms.Form

   {

      internal System.Windows.Forms.Button btnColorSelection;

      internal System.Windows.Forms.GroupBox gpbColors;

      internal System.Windows.Forms.RadioButton colorGreen;

      internal System.Windows.Forms.RadioButton colorBlue;

      internal System.Windows.Forms.RadioButton colorRed;

      ///

      /// Required designer variable.

      /// 

      private System.ComponentModel.Container components = null;

 

      public enum ColorSelections

      {

         Red = 1,

         Blue = 2,

         Green =3

      }

 

      int mColorSelectedByInteger;

      ColorSelections mColorSelectedByEnumeration;

 

      public Form1()

      {

         //

         // Required for Windows Form Designer support

         //

         InitializeComponent();

         //

         // TODO: Add any constructor code after InitializeComponent call

         //

      }

 

      ///

      /// Clean up any resources being used.

      ///

      protected override void Dispose( bool disposing )

      {

         if( disposing )

         {

            if (components != null)

            {

               components.Dispose();

            }

         }

 

         base.Dispose( disposing );

      }

 

      #region Windows Form Designer generated code

      ///

      /// Required method for Designer support - do not modify

      /// the contents of this method with the code editor.

      ///

      private void InitializeComponent()

      {

         this.btnColorSelection = new System.Windows.Forms.Button();

         this.gpbColors = new System.Windows.Forms.GroupBox();

         this.colorGreen = new System.Windows.Forms.RadioButton();

         this.colorBlue = new System.Windows.Forms.RadioButton();

         this.colorRed = new System.Windows.Forms.RadioButton();

         this.gpbColors.SuspendLayout();

         this.SuspendLayout();

         //

         // btnColorSelection

         //

         this.btnColorSelection.Location = new System.Drawing.Point(16, 184);

         this.btnColorSelection.Name = "btnColorSelection";

         this.btnColorSelection.Size = new System.Drawing.Size(144, 24);

         this.btnColorSelection.TabIndex = 3;

         this.btnColorSelection.Text = "Color Selection";

         this.btnColorSelection.Click += new System.EventHandler(this.btnColorSelection_Click);

         //

         // gpbColors

         //

         this.gpbColors.Controls.Add(this.colorGreen);

         this.gpbColors.Controls.Add(this.colorBlue);

         this.gpbColors.Controls.Add(this.colorRed);

         this.gpbColors.Location = new System.Drawing.Point(16, 16);

         this.gpbColors.Name = "gpbColors";

         this.gpbColors.Size = new System.Drawing.Size(144, 152);

         this.gpbColors.TabIndex = 2;

         this.gpbColors.TabStop = false;

         this.gpbColors.Text = "Select a color";

         //

         // colorGreen

         //

         this.colorGreen.BackColor = System.Drawing.SystemColors.Control;

         this.colorGreen.Location = new System.Drawing.Point(40, 112);

         this.colorGreen.Name = "colorGreen";

         this.colorGreen.Size = new System.Drawing.Size(56, 24);

         this.colorGreen.TabIndex = 2;

         this.colorGreen.Tag = "3";

         this.colorGreen.Text = "Green";

         this.colorGreen.CheckedChanged += new System.EventHandler(this.colorRed_CheckedChanged);

         //

         // colorBlue

         //

         this.colorBlue.BackColor = System.Drawing.SystemColors.Control;

         this.colorBlue.Location = new System.Drawing.Point(40, 68);

         this.colorBlue.Name = "colorBlue";

         this.colorBlue.Size = new System.Drawing.Size(56, 24);

         this.colorBlue.TabIndex = 1;

         this.colorBlue.Tag = "2";

         this.colorBlue.Text = "Blue";

         this.colorBlue.CheckedChanged += new System.EventHandler(this.colorRed_CheckedChanged);

         //

         // colorRed

         //

         this.colorRed.BackColor = System.Drawing.SystemColors.Control;

         this.colorRed.Location = new System.Drawing.Point(40, 24);

         this.colorRed.Name = "colorRed";

         this.colorRed.Size = new System.Drawing.Size(56, 24);

         this.colorRed.TabIndex = 0;

         this.colorRed.Tag = "1";

         this.colorRed.Text = "Red";

         this.colorRed.CheckedChanged += new System.EventHandler(this.colorRed_CheckedChanged);

         //

         // Form1

         //

         this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);

         this.ClientSize = new System.Drawing.Size(176, 222);

         this.Controls.Add(this.btnColorSelection);

         this.Controls.Add(this.gpbColors);

         this.Name = "Form1";

         this.Text = "Colors";

         this.gpbColors.ResumeLayout(false);

         this.ResumeLayout(false);

      }

      #endregion

 

      ///

      /// The main entry point for the application.

      [STAThread] static void Main()

      {

         Application.Run(new Form1());

      }

  

      private void btnColorSelection_Click(object sender, System.EventArgs e)

      {

         MessageBox.Show(mColorSelectedByInteger.ToString(), "By Number");

         MessageBox.Show(mColorSelectedByEnumeration.ToString(), "By Enumeration");

      }

  

      private void colorRed_CheckedChanged(object sender, System.EventArgs e)

      {

         mColorSelectedByInteger = int.Parse((string)(((RadioButton)sender).Tag));

         mColorSelectedByEnumeration = (ColorSelections)int.Parse((string)(((RadioButton)sender).Tag));

      }

   }

}