学步园

按照网上的一篇文章改写的代码，主要应用了WinAPI。

获取剪切板上的数据然后将序列号中“-”转化成TAB键（进入下一个序列号输入框） 

具体代码如下（测试环境VS.NET2005+WINXPSP2）

红色的字体是本功能的核心代码

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

using System.Runtime.InteropServices;
namespace WindowsApplication3
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }
        [Flags()]
        public enum KeyModifiers
        {
            None=0,Alt=1,Control=2,Shift=4,Windows=8
        }
        [DllImport("user32.dll", SetLastError = true)]
        public static extern bool RegisterHotKey(IntPtr hWnd, int id, KeyModifiers fsModifiers, Keys vk);
        [DllImport("user32.dll", SetLastError = true)]
        public static extern bool UnregisterHotKey(IntPtr hWnd, int id);
        string strKeys;
        private void ProcessHotKey()
        {
            strKeys = Clipboard.GetText();
            strKeys = strKeys.Replace("-", "{TAB}");
            SendKeys.Send(strKeys);
        }
        private void Form1_Load(object sender, EventArgs e)
        {
            Clipboard.Clear();
            RegisterHotKey(Handle, 100, 0, Keys.F10);

        }

        private void Form1_FormClosing(object sender, FormClosingEventArgs e)
        {
            UnregisterHotKey(Handle, 100);
        }
        protected override void WndProc(ref Message m)
        {
            const int WM_HOTKEY = 0x0312;
            switch (m.Msg)
            {
                case WM_HOTKEY:
                    ProcessHotKey();
                    break;
            }
            base.WndProc(ref m);
        }
        protected override void OnClosing(CancelEventArgs e)
        {
            e.Cancel = true;//点击“X”不能关闭
            base.OnClosing(e);
        }

        private void button2_Click(object sender, EventArgs e)
        {
            this.Close();
            this.Dispose();
        }

        private void button1_Click(object sender, EventArgs e)
        {
            StringBuilder sb = new StringBuilder();
            sb.Append("--使用帮助--/r/n");
            sb.Append("1.复制序列号到剪切板;/r/n");
            sb.Append("2.将鼠标定位到需要填写序列号的文本框;/r/n");
            sb.Append("3.按下“F10”;/r/n");
            sb.Append("4.OK!祝你使用愉快！/r/n");
            MessageBox.Show(sb.ToString(),"使用说明");
        }

        private void button3_Click(object sender, EventArgs e)
        {
            this.WindowState = FormWindowState.Minimized;
            this.notifyIcon1.Visible = false;
        }

        FormWindowState preState;
        private void Form1_Resize(object sender, EventArgs e)//窗体大小改变前保存窗体的状态
        {
            if (this.WindowState != FormWindowState.Minimized)
            {
                preState = this.WindowState;
            }
        }

        private void Form1_Deactivate(object sender, EventArgs e)//窗体不活动时的事件处理
        {
            if (this.WindowState == FormWindowState.Minimized)
            {
                this.Visible = false;
            }
        }

        private void notifyIcon1_Click(object sender, EventArgs e)//notifyIcon的点击事件
        {
            if (this.Visible)
                this.Visible = false;
            else
                this.Visible = true;
            if (this.WindowState == FormWindowState.Minimized)
                this.WindowState = preState;
            else
                this.WindowState = FormWindowState.Minimized;

        }
    }
}