VB FTP上传和下载模块
Option Explicit
Private Const INTERNET_OPEN_TYPE_DIRECT = 1
Private Const scuseragent = "vb wininet"
Private Const INTERNET_FLAG_PASSIVE = &H8000000
'调用设置环境
Private Declare Function InternetOpen Lib "wininet.dll" Alias "InternetOpenA" (ByVal sAgent As String, ByVal lAccessType As Long, ByVal sProxyName As String, ByVal sProxyBypass As String, ByVal lFlags As Long) As Long
'连接服务器
Private Declare Function InternetConnect Lib "wininet.dll" Alias "InternetConnectA" (ByVal hInternetSession As Long, ByVal sServerName As String, ByVal nServerPort As Integer, ByVal sUsername As String, ByVal sPassword As String, ByVal lService As Long, ByVal lFlags As Long, ByVal lContext As Long) As Long
'上传涵数
Private Declare Function FtpPutFile Lib "wininet.dll" Alias "FtpPutFileA" (ByVal hFtpSession As Long, ByVal lpszLocalFile As String, ByVal lpszRemoteFile As String, ByVal dwFlags As Long, ByVal dwContext As Long) As Boolean
Private Declare Function FtpGetFile Lib "wininet.dll" Alias "FtpGetFileA" (ByVal hFtpSession As Long, ByVal lpszRemoteFile As String, ByVal lpszNewFile As String, ByVal fFailIfExists As Boolean, ByVal dwFlagsAndAttributes As Long, ByVal dwFlags As Long, ByVal dwContext As Long) As Boolean
Private Declare Function InternetCloseHandle Lib "wininet.dll" (ByVal hInet As Long) As Integer
Dim hOpen As Long
Dim hConnection As Long
'上传文件模块
Public Function UpLoadFile(IP As String, FileName As String, UserName As String, PassWord As String) As Boolean
Dim ShortName As String
Dim ret As Boolean
ShortName = GetShortName(FileName)
hOpen = TestServer
If hOpen <> 0 Then
hConnection = InterConnection(IP, UserName, PassWord)
If hConnection <> 0 Then
ret = FtpPutFile(hConnection, FileName, ShortName, 2, 0)
UpLoadFile = ret
Else
UpLoadFile = False
End If
Else
UpLoadFile = False
End If
InternetCloseHandle hConn
相关文档:
转自:http://tieba.baidu.com/f?kz=139765011
每个函数都可以强制将一个表达式转换成某种特定数据类型。
语法
CBool(expression)
CByte(expression)
CCur(expression)
CDate(expression)
CDbl(expression)
CDec(expression)
CInt(expression)
CLng(expression)
CSng(expression)
CStr(expression) ......
本文引自。感谢原创!http://useway.blog.51cto.com/736087/176913
VB无所不能之三:VB截获Windows消息的钩子
——作者:钟声
博客地址:http://useway.blog.51cto.com
VB一直被认为是一个可以通过简单的方法,完成Windows界面应用程序的一个语言。对Windows系统方面的编程似乎首 ......
自己整了4个目标用于扫描。以后可能可以自己添加删除(写到这儿忽然觉得C++的vector不能删除元素(反正C++ Primer里目前没找到)让人很郁闷)
Form1,须加一个Timer1
Dim CAngle As Integer 'Current Angle (Not Class Angle)
Private Sub Form_Load() '初始化
CAngle = 0
Me.BackColor = vbBlack
......
1、先把VB编译好的DLL文件放到系统的SYSTEM32文件夹下
2、用regsvr32注册这个DLL文件
3、Pb下调用
oleobject ole_1
ole_1=create oleobject
long ll_ret
ll_ret=ole_1.connecttonewobject( 'add.addstring ')//其中add为VB的工程名,addstring为VB的类模块名
string ls_message, ......
Introduction
This article is about passing data between VB.NET/C# WinForms and JavaScript.
Before reading further, let me warn you that this article is not about ASP.NET. Concepts covered in the article are applied to Desktop applications.
Background
I was working on a project which required dat ......