ComboBox.AutoCompleteSource
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
public class Form1 : Form
{
private System.Windows.Forms.ComboBox lstColors;
public Form1() {
InitializeComponent();
string[] colorNames;
colorNames = System.Enum.GetNames(typeof(KnownColor));
lstColors.Items.AddRange(colorNames);
}
private void InitializeComponent()
{
this.lstColors = new System.Windows.Forms.ComboBox();
this.SuspendLayout();
this.lstColors.AutoCompleteMode = ((System.Windows.Forms.AutoCompleteMode)((System.Windows.Forms.AutoCompleteMode.Suggest | System.Windows.Forms.AutoCompleteMode.Append)));
this.lstColors.AutoCompleteSource = System.Windows.Forms.AutoCompleteSource.ListItems;
this.lstColors.FormattingEnabled = true;
this.lstColors.Location = new System.Drawing.Point(13, 13);
this.lstColors.Name = "lstColors";
this.lstColors.Size = new System.Drawing.Size(267, 21);
this.lstColors.TabIndex = 0;
this.AutoScaleBaseSize = new System.Drawing.Size(5, 14);
this.ClientSize = new System.Drawing.Size(296, 82);
this.Controls.Add(this.lstColors);
this.Font = new System.Drawing.Font("Tahoma", 8.25F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(0)));
this.Name = "Form1";
this.Text = "AutoComplete";
this.ResumeLayout(false);
}
[STAThread]
static void Main()
{
Application.EnableVisualStyles();
Application.Run(new Form1());
}
}
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