menustripform.cs

来自「csharp课本的源代码」· CS 代码 · 共 74 行

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

namespace MenuStripExample
{
    public partial class MenuStripForm : Form
    {
        public MenuStripForm()
        {
            InitializeComponent();
        }

        private void newToolStripMenuItem_Click(object sender, EventArgs e)
        {
            richTextBox1.Enabled = true;
            richTextBox1.Clear();
            richTextBox1.Focus();

        }

        private void openToolStripMenuItem_Click(object sender, EventArgs e)
        {
            richTextBox1.Enabled = true;
            richTextBox1.LoadFile(Application.StartupPath + @"\source.rtf", RichTextBoxStreamType.RichText);

        }

        private void saveToolStripMenuItem_Click(object sender, EventArgs e)
        {
            // 将文本框中的内容保存为D:\source.rtf，并清除文本框中的内容给出提示信息
            richTextBox1.SaveFile(Application.StartupPath + @"\source.rtf", RichTextBoxStreamType.RichText);
            richTextBox1.Clear();
            MessageBox.Show(string.Format("文件已保存于{0}\\source.rtf！",Application.StartupPath));
            // 使【打开】菜单项可用，用于打开文件D:\source.rtf
            openToolStripMenuItem .Enabled = true;

        }

        private void cutToolStripMenuItem_Click(object sender, EventArgs e)
        {
            richTextBox1.Cut();
        }

        private void copyToolStripMenuItem_Click(object sender, EventArgs e)
        {
            richTextBox1.Copy();
        }

        private void pasteToolStripMenuItem_Click(object sender, EventArgs e)
        {
            richTextBox1.Paste();
        }

        private void selectAllToolStripMenuItem_Click(object sender, EventArgs e)
        {
            richTextBox1.SelectAll();
        }

        private void helpToolStripMenuItem_Click(object sender, EventArgs e)
        {
            MessageBox.Show("建设中……");
        }

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