如何用vb给qq发送消息

可参考以下：

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Private Declare Function FindWindow Lib "user32" Alias "FindWindowA" (ByVal lpClassName As String, ByVal lpWindowName As String) As Long

Private Declare Function FindWindowEx Lib "user32" Alias "FindWindowExA" (ByVal hWnd1 As Long, ByVal hWnd2 As Long, ByVal lpsz1 As String, ByVal lpsz2 As String) As Long

Private Declare Function SendMessage Lib "user32" Alias "SendMessageA" (ByVal hwnd As Long, ByVal wMsg As Long, ByVal wParam As Long, lParam As Any) As Long

Private Declare Sub Sleep Lib "kernel32" (ByVal dwMilliseconds As Long)

Private Const WM_GETTEXT = HD

Private Const EM_REPLACESEL = HC2

Private Const BM_CLICK = HF5

Private Function GetWinText(ByVal WinHwnd As Long) As String

Dim lLen As Long

GetWinText = String(255, Chr(0))

lLen = SendMessage(WinHwnd, WM_GETTEXT, Len(GetWinText), ByVal GetWinText)

GetWinText = Left(GetWinText, lLen)

End Function

Private Sub Command1_Click()

On Error GoTo ErrorHandler

Dim HFindWnd As Long

Dim QQHwnd As Long, AHwnd As Long, THwnd As Long, RHwnd As Long

List1.Clear

Me.Caption = "正在获取发送列表，请稍候..."

HFindWnd = FindWindowEx(0, 0, "#32770", vbNullString)

Do While HFindWnd 0

If InStr(GetWinText(HFindWnd), "聊天中") 0 Or InStr(GetWinText(HFindWnd), " － ") 0 Or InStr(GetWinText(HFindWnd), "群") 0 Or InStr(GetWinText(HFindWnd), "交谈中") 0 Or InStr(GetWinText(HFindWnd), "正在输入") 0 Or InStr(GetWinText(HFindWnd), " － ") 0 Then

List1.AddItem GetWinText(HFindWnd)

End If

HFindWnd = FindWindowEx(0, HFindWnd, "#32770", vbNullString)

DoEvents

Loop

If List1.ListCount = 0 Then

Me.Caption = "无法获取QQ消息窗口列表"

Exit Sub

End If

Me.Caption = "获取发送列表完成"

Sleep (500)

Me.Caption = "正在发送QQ消息，请稍候..."

For i = 0 To List1.ListCount - 1

List1.Selected(i) = True

QQHwnd = FindWindow("#32770", List1.Text)

Do

If QQHwnd = 0 Then

QQHwnd = FindWindow("#32770", List1.Text)

End If

AHwnd = FindWindowEx(QQHwnd, AHwnd, "AfxWnd42", vbNullString)

If AHwnd = 0 Then

QQHwnd = FindWindowEx(QQHwnd, 0, "#32770", vbNullString)

End If

THwnd = FindWindowEx(AHwnd, 0, "RichEdit20A", vbNullString)

DoEvents

Loop While THwnd = 0

Me.Caption = "正在发送第" i + 1 "个QQ消息窗口"

SendMessage THwnd, EM_REPLACESEL, 0, ByVal Text1.Text

RHwnd = FindWindowEx(QQHwnd, 0, "Button", "发送(S)")

SendMessage RHwnd, BM_CLICK, 0, 0

DoEvents

Sleep (500)

Next i

Me.Caption = "一共发送了" i "个QQ消息窗口"

List1.Clear

List1.AddItem ("已完成所有消息发送")

ErrorHandler:

End Sub

有谁搞过vb.net或c#给QQ好友发信息的？怎样实现的，能不能说说

using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Text;

using System.Windows.Forms;

using System.Security.Cryptography;

using System.Diagnostics;

namespace QQLogin

{

public partial class QQLoginForm : Form

{

public QQLoginForm()

{

InitializeComponent();

}

UserInfo ui;

private void button1_Click(object sender, EventArgs e)

{

//单用户登陆

if (ui == null)

{

ui = new UserInfo();//如果没有提取出来对象，就创建一个

}

if (ui != null)

{

ui.Username = this.txtUser.Text.Trim();

ui.Password = this.txtPwd.Text;

ui.Type = this.cboType.Text == "正常" ? "41" : "40";

if (this.ValidateInput())

{//验证是否输入完全

if (string.IsNullOrEmpty(ui.Path))

{//判断是否有QQ路径，如果没有就打开对话框来选择一下

DialogResult dr = this.opfQQ.ShowDialog();

if (dr == DialogResult.OK)

{

ui.Path = opfQQ.FileName;//将选择的路径赋值给对象

this.LoginQQ(ui.Username, ui.Password, ui.Type, ui.Path);//登陆QQ

}

}

else

{

this.LoginQQ(ui.Username, ui.Password, ui.Type, ui.Path);

}

}

SerializeHelper.SerializeUserInfo(ui);//每次登陆都序列化保存一次

}

}

private bool ValidateInput()

{//验证是否输入完整

if (this.txtUser.Text == "")

{

this.txtUser.Focus();

return false;

}

else if(this.txtPwd.Text=="")

{

this.txtPwd.Focus();

return false;

}

return true;

}

private void LoginQQ(string user,string pwd,string type,string path)

{//登陆QQ的命令，通过CMD命令来执行

Process MyProcess = new Process();

//设定程序名

MyProcess.StartInfo.FileName = "cmd.exe";

//关闭Shell的使用

MyProcess.StartInfo.UseShellExecute = false;

//重定向标准输入

MyProcess.StartInfo.RedirectStandardInput = true;

//重定向标准输出

MyProcess.StartInfo.RedirectStandardOutput = true;

//重定向错误输出

MyProcess.StartInfo.RedirectStandardError = true;

//设置不显示窗口

MyProcess.StartInfo.CreateNoWindow = true;

//执行强制结束命令

MyProcess.Start();

MyProcess.StandardInput.WriteLine(path+" /start QQUIN:"+user+" PWDHASH:" + EncodeHash.pwdHash(pwd) + " /stat:"+type);//直接结束进程ID

MyProcess.StandardInput.WriteLine("Exit");

}

private void btnExit_Click(object sender, EventArgs e)

{

Application.Exit();

}

private void txtUser_KeyPress(object sender, KeyPressEventArgs e)

{

if ((e.KeyChar '0' || e.KeyChar '9')e.KeyChar!=8)

{//只能输入数字和退格键

e.Handled = true;

}

}

private void QQLoginForm_Load(object sender, EventArgs e)

{

LoadInfo();//单用户获取

}

private void LoadInfo()

{//单用户获取

ui = SerializeHelper.DeserializeUserInfo();//返回获取后对象

if (ui != null)

{

this.txtUser.Text = ui.Username;//填充文本框

this.txtPwd.Text = ui.Password;//填充密码框

this.cboType.SelectedIndex = ui.Type == "41" ? 0 : 1;//选择登陆方式

}

else

{

this.cboType.SelectedIndex = 0;

}

}

private void btnConfig_Click(object sender, EventArgs e)

{

ConfigForm cf = new ConfigForm();

cf.ShowDialog();

LoadInfo();

}

}

}

using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Text;

using System.Windows.Forms;

namespace QQLogin

{

public partial class ConfigForm : Form

{

UserInfo ui;

public ConfigForm()

{

InitializeComponent();

}

private void txtPath_Click(object sender, EventArgs e)

{//点击一次文本框，弹出一次对话框来选择QQ路径

DialogResult dr = this.opfQQ.ShowDialog();

if (dr == DialogResult.OK)

{

this.txtPath.Text = opfQQ.FileName;

}

}

private bool ValidateInput()

{//验证是否输入完整

if (this.txtUser.Text == "")

{

this.txtUser.Focus();

return false;

}

else if (this.txtPwd.Text == "")

{

this.txtPwd.Focus();

return false;

}

else if (this.txtPath.Text == "")

{

return false;

}

return true;

}

private void btnCancel_Click(object sender, EventArgs e)

{

this.Close();

}

private void ConfigForm_Load(object sender, EventArgs e)

{

LoadInfo();

}

private void btnSave_Click(object sender, EventArgs e)

{

ui = new UserInfo();

ui.Username = this.txtUser.Text.Trim();

ui.Password = this.txtPwd.Text;

ui.Type = this.cboType.Text == "正常" ? "41" : "40";

ui.Path = this.txtPath.Text;

if (this.ValidateInput())

{

SerializeHelper.SerializeUserInfo(ui);

this.Close();

}

}

private void LoadInfo()

{

ui = SerializeHelper.DeserializeUserInfo();

if (ui != null)

{

this.txtUser.Text = ui.Username;

this.txtPwd.Text = ui.Password;

this.cboType.SelectedIndex = ui.Type == "41" ? 0 : 1;

this.txtPath.Text = ui.Path;

}

else

{

this.cboType.SelectedIndex = 0;

}

}

}

}

VB 当达到某一条件后，对QQ好友自动发送消息，怎么写？

如果你已经开启QQ就可以

这样写

Shell Environ("PROGRAMFILES") "\Internet Explorer\iexplore.exe " "Tencent://Message/?Menu=YESExe=Uin=" Text1.Text, vbNormalFocus

Text1.Text就是你输入想要聊天的对象的QQ号

不需要加对方为好友就可以聊天

如果没有就回谈出无效网页

新闻名称：vb.net发送qq消息 vbnet sender
文章来源：http://hbruida.cn/article/ddcsjdi.html