using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Text; using System.Windows.Forms; namespace TestWndProc { public partial class frmWndProcTest : Form { public frmWndProcTest() { InitializeComponent(); richTextBox1.Text = "I am going to type some text that should wrap. I am going to type some text that should wrap. I am going to type some text that should wrap. I am going to type some text that should wrap."; } } }