Add Items to ListBox : ListBox : GUI Windows Forms C# Examples

    
using  System;
using  System.Drawing;
using  System.Collections;
using  System.ComponentModel;
using  System.Windows.Forms;
using  System.Data;

public  class  ListBoxItemAdd  :  System.Windows.Forms.Form
{
    private  System.Windows.Forms.Button  button1;
    private  System.Windows.Forms.TextBox  textBox1;
    private  System.Windows.Forms.ListBox  listBox1;

    private  System.ComponentModel.Container  components  =  null;

    public  ListBoxItemAdd()
    {
        InitializeComponent();

    }

    protected  override  void  Dispose(  bool  disposing  )
    {
        if(  disposing  )
        {
            if  (components  !=  null)  
            {
                components.Dispose();
            }
        }
        base.Dispose(  disposing  );
    }

    private  void  InitializeComponent()
    {
        this.button1  =  new  System.Windows.Forms.Button();
        this.textBox1  =  new  System.Windows.Forms.TextBox();
        this.listBox1  =  new  System.Windows.Forms.ListBox();
        this.SuspendLayout();

        this.button1.Font  =  new  System.Drawing.Font("Verdana",  8.25F,  System.Drawing.FontStyle.Bold,  System.Drawing.GraphicsUnit.Point,  ((System.Byte)(0)));
        this.button1.Location  =  new  System.Drawing.Point(16,  16);
        this.button1.Name  =  "button1";
        this.button1.Size  =  new  System.Drawing.Size(80,  32);
        this.button1.TabIndex  =  0;
        this.button1.Text  =  "Add";
        this.button1.Click  +=  new  System.EventHandler(this.button1_Click);
        //  
        //  textBox1
        //  
        this.textBox1.AutoSize  =  false;
        this.textBox1.Location  =  new  System.Drawing.Point(112,  16);
        this.textBox1.Name  =  "textBox1";
        this.textBox1.Size  =  new  System.Drawing.Size(168,  32);
        this.textBox1.TabIndex  =  1;
        this.textBox1.Text  =  "textBox1";
        //  
        //  listBox1
        //  
        this.listBox1.BackColor  =  System.Drawing.Color.Red;
        this.listBox1.ForeColor  =  System.Drawing.SystemColors.HighlightText;
        this.listBox1.Location  =  new  System.Drawing.Point(8,  64);
        this.listBox1.Name  =  "listBox1";
        this.listBox1.Size  =  new  System.Drawing.Size(272,  238);
        this.listBox1.TabIndex  =  2;
        //  
        //  ListBoxItemAdd
        //  
        this.AutoScaleBaseSize  =  new  System.Drawing.Size(5,  13);
        this.ClientSize  =  new  System.Drawing.Size(328,  318);
        this.Controls.AddRange(new  System.Windows.Forms.Control[]  {
                                                                        this.listBox1,
                                                                        this.textBox1,
                                                                        this.button1});
        this.Name  =  "ListBoxItemAdd";
        this.Text  =  "ListBoxItemAdd";
        this.ResumeLayout(false);

    }

    [STAThread]
    static  void  Main()  
    {
        Application.Run(new  ListBoxItemAdd());
    }

    private  void  button1_Click(object  sender,  System.EventArgs  e)
    {
        listBox1.Items.Add(textBox1.Text);
    }
}