using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.IO;
namespace WindowsFormsApp1
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
private void button1_Click(object sender, EventArgs e)
{
try
{
saveFileDialog1.Filter = "文本文件(*.txt)|*.txt";
saveFileDialog1.ShowDialog();
textBox1.Text = saveFileDialog1.FileName;
FileStream fs = new FileStream(textBox1.Text, FileMode.OpenOrCreate);
byte[] inof = Encoding.GetEncoding(936).GetBytes(richTextBox1.Text);
fs.Write(inof, 0, inof.Length);
fs.Close();
MessageBox.Show("写入成功！");
richTextBox1.Clear();
}
catch(Exception ex)
{
MessageBox.Show(ex.Message);
}
}
private void button2_Click(object sender, EventArgs e)
{
try
{
openFileDialog1.Filter = "文本文件(*.txt)|*.txt";
openFileDialog1.ShowDialog();
string path = textBox1.Text.ToString();
FileStream fs = File.OpenRead(path);
byte[] b = new byte[1024 * 1024 * 10];
while (fs.Read(b, 0, b.Length) > 0)
{
richTextBox1.Text = Encoding.GetEncoding("gb2312").GetString(b);
}
fs.Close();
MessageBox.Show("读取成功!");
}
catch(Exception ex)
{
MessageBox.Show(ex.Message);
}
}
private void button3_Click(object sender, EventArgs e)
{
textBox1.Clear();
richTextBox1.Clear();
}
}
}