replace.cs

简单的记事本功能

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

namespace 记事本
{
    public partial class Replace : Form
    {
        public string findstring;
        public string replacestring;
        public int findplace;
        public Form1 mainForm;
        public Replace()
        {
            InitializeComponent();
            this.TopMost = true;
        }

        private void Replace_Load(object sender, EventArgs e)
        {
           
        }

        private void button4_Click(object sender, EventArgs e)
        {
            this.Close();
        }

        private void rbutton1_Click(object sender, EventArgs e)
        {

        }

        private void button2_Click(object sender, EventArgs e)
        {

        }

        private void textBox1_TextChanged(object sender, EventArgs e)
        {
            if (textBox1.Text.Length == 0)
            {
               this.rbutton1.Enabled = false;
            }
            else
            {
               this.rbutton1.Enabled = true;
            }

        }

        private void textBox2_TextChanged(object sender, EventArgs e)
        {
            if (textBox2.Text.Length == 0)
            {
                button2.Enabled = false;
                button3.Enabled = false;
            }
            else
            {
                button2.Enabled = true;
                button3.Enabled = true;
            }
        }
    }
}