form2.cs

来自「这是.net2005学习不可缺少的教程」· CS 代码 · 共 34 行

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

namespace WindowsApplication1
{
    public partial class Form2 : Form
    {
        public string strTextbox
        {
            get
            {
                return this.textBox1.Text;
            }
        }

        public Form2()
        {
            InitializeComponent();
        }

        private void textBox1_TextChanged(object sender, EventArgs e)
        {
            if (this.textBox1.Text != string.Empty)
            {
                this.btn_OK.Enabled = true;
            }
        }
    }
}