C# 模拟按键操作

在控件获取焦点的情况下模拟按键操作

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

namespace Example108_模拟键盘操作
{
    /// <summary>
    /// Form1 的摘要说明。
    /// </summary>
    public class Form1 : System.Windows.Forms.Form
    {
        private System.Windows.Forms.RichTextBox richTextBox1;
        private System.Windows.Forms.Button button1;
        /// <summary>
        /// 必需的设计器变量。
        /// </summary>
        private System.ComponentModel.Container components = null;

        public Form1()
        {
            //
            // Windows 窗体设计器支持所必需的
            //
            InitializeComponent();

            //
            // TODO: 在 InitializeComponent 调用后添加任何构造函数代码
            //
        }

        /// <summary>
        /// 清理所有正在使用的资源。
        /// </summary>
        protected override void Dispose(bool disposing)
        {
            if (disposing)
            {
                if (components != null)
                {
                    components.Dispose();
                }
            }
            base.Dispose(disposing);
        }

        #region Windows Form Designer generated code
        /// <summary>
        /// 设计器支持所需的方法 - 不要使用代码编辑器修改
        /// 此方法的内容。
        /// </summary>
        private void InitializeComponent()
        {
            this.richTextBox1 = new System.Windows.Forms.RichTextBox();
            this.button1 = new System.Windows.Forms.Button();
            this.SuspendLayout();
            // 
            // richTextBox1
            // 
            this.richTextBox1.Location = new System.Drawing.Point(8, 8);
            this.richTextBox1.Name = "richTextBox1";
            this.richTextBox1.Size = new System.Drawing.Size(248, 160);
            this.richTextBox1.TabIndex = 0;
            this.richTextBox1.Text = "richTextBox1";
            // 
            // button1
            // 
            this.button1.Location = new System.Drawing.Point(184, 176);
            this.button1.Name = "button1";
            this.button1.TabIndex = 1;
            this.button1.Text = "Key";
            this.button1.Click += new System.EventHandler(this.button1_Click);
            // 
            // Form1
            // 
            this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
            this.ClientSize = new System.Drawing.Size(264, 205);
            this.Controls.AddRange(new System.Windows.Forms.Control[] {
                                                                          this.button1,
                                                                          this.richTextBox1});
            this.Name = "Form1";
            this.Text = "Form1";
            this.ResumeLayout(false);

        }
        #endregion

        /// <summary>
        /// 应用程序的主入口点。
        /// </summary>
        [STAThread]
        static void Main()
        {
            Application.Run(new Form1());
        }

        private void button1_Click(object sender, System.EventArgs e)
        {
            this.richTextBox1.Focus();
            SendKeys.Send("^a");
            SendKeys.Send("{DEL}");
            SendKeys.Send("+(ec)");
            SendKeys.Send("{ENTER}");
            SendKeys.Send("+ec");
            SendKeys.Send("{ENTER}");
            SendKeys.Send("{h 10}");
            SendKeys.Send("{ENTER}");
        }

    }
}