09月22日, 2014 2179次
发消息给东方财富同花顺
using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Windows.Forms; using System.Diagnostics; using System.Threading; using System.Runtime.CompilerServices; using System.Runtime.InteropServices; namespace sendmessage2 { public partial class Form1 : Form { [DllImport("user32", EntryPoint = "FindWindowA", CharSet = CharSet.Ansi, SetLastError = true, ExactSpelling = true)] private static extern int FindWindow([MarshalAs(UnmanagedType.VBByRefStr)] ref string lpClassName, [MarshalAs(UnmanagedType.VBByRefStr)] ref string lpWindowName); [DebuggerStepThrough] [DllImport("user32", EntryPoint = "PostMessageA", CharSet = CharSet.Ansi, SetLastError = true, ExactSpelling = true)] private static extern int PostMessage(int hwnd, int wMsg, int wParam, ref int lParam); [DllImport("user32", EntryPoint = "SendMessageA", CharSet = CharSet.Ansi, SetLastError = true, ExactSpelling = true)] public static extern int SendMessage(int hwnd, int wMsg, int wParam, int lParam); [DllImport("user32", CharSet = CharSet.Ansi, SetLastError = true, ExactSpelling = true)] private static extern int SetForegroundWindow(int hwnd); [DllImport("user32", CharSet = CharSet.Ansi, SetLastError = true, ExactSpelling = true)] private static extern int ShowWindow(int hwnd, int nCmdShow); public Form1() { InitializeComponent(); } private void button1_Click(object sender, EventArgs e) { string jincheng = "mainfree"; //东方财富 //jincheng = "hexin"; //同花顺 Process[] processesByName = Process.GetProcessesByName(jincheng); if (processesByName.Length > 0) { Encoding aSCII = Encoding.ASCII; string s = "300451"; if (textBox1.Text != "") { s = textBox1.Text; } byte[] bytes = aSCII.GetBytes(s); string lpClassName = null; string op_title = processesByName[0].MainWindowTitle; int hwnd = FindWindow(ref lpClassName, ref op_title); ShowWindow(hwnd, 3); SetForegroundWindow(hwnd); int num2 = bytes.Length - 1; int lParam = 0; for (int i = 0; i <= num2; i++) { PostMessage(hwnd, 0x100, bytes[i], ref lParam); SendMessage(hwnd, 0x100, bytes[i], lParam); Thread.Sleep(50); } PostMessage(hwnd, 0x100, 0xD, ref lParam); } else { MessageBox.Show("没有启动!"); } } } }
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