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| # VB6 source files (show diff + keep CRLF in zip download) | ||
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| *.bas working-tree-encoding=CP1252 text eol=crlf linguist-language=vb6 | ||
| *.cls working-tree-encoding=CP1252 text eol=crlf linguist-language=vb6 | ||
| *.ctl working-tree-encoding=CP1252 text eol=crlf linguist-language=vb6 | ||
| *.dob working-tree-encoding=CP1252 text eol=crlf linguist-language=vb6 | ||
| *.dsr working-tree-encoding=CP1252 text eol=crlf linguist-language=vb6 | ||
| *.frm working-tree-encoding=CP1252 text eol=crlf linguist-language=vb6 | ||
| *.pag working-tree-encoding=CP1252 text eol=crlf linguist-language=vb6 | ||
| *.vbg working-tree-encoding=CP1252 text eol=crlf | ||
| *.vbl working-tree-encoding=CP1252 text eol=crlf | ||
| *.vbp working-tree-encoding=CP1252 text eol=crlf | ||
| *.vbr working-tree-encoding=CP1252 text eol=crlf | ||
| *.vbw working-tree-encoding=CP1252 text eol=crlf | ||
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| # Other source files (show diff + LF only in zip download) | ||
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| *.asm text | ||
| *.asp text | ||
| *.bat text | ||
| *.c text | ||
| *.cpp text | ||
| *.dsp text | ||
| *.dsw text | ||
| *.h text | ||
| *.idl text | ||
| *.java text | ||
| *.js text | ||
| *.manifest text | ||
| *.odl text | ||
| *.php text | ||
| *.php3 text | ||
| *.rc text | ||
| *.sln text | ||
| *.sql text | ||
| *.vb text | ||
| *.vbs text | ||
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| # Binary | ||
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| *.res binary | ||
| *.frx binary | ||
| *.ctx binary | ||
| *.dsx binary | ||
| *.exe binary | ||
| *.dll binary | ||
| *.ocx binary | ||
| *.cmp binary | ||
| *.pdb binary | ||
| *.tlb binary | ||
| *.xls binary | ||
| *.doc binary | ||
| *.ppt binary | ||
| *.xlsx binary | ||
| *.docx binary | ||
| *.pptx binary | ||
| *.chm binary | ||
| *.hlp binary | ||
| *.jpg binary | ||
| *.png binary | ||
| *.bmp binary | ||
| *.gif binary | ||
| *.ico binary | ||
| *.zip binary | ||
| *.cab binary | ||
| *.7z binary | ||
| *.gz binary | ||
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| # Text files but keep as binary (no diff) | ||
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| # *.cfg text | ||
| # *.conf text | ||
| # *.csi text | ||
| # *.css text | ||
| # *.csv text | ||
| # *.def text | ||
| # *.htm text | ||
| # *.html text | ||
| # *.inf text | ||
| # *.ini text | ||
| # *.log text | ||
| # *.reg text | ||
| # *.rtf text | ||
| # *.txt text | ||
| # *.url text | ||
| # *.xml text |
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| *.scc | ||
| *.dca | ||
| *.oca | ||
| *.obj | ||
| vb*.tmp | ||
| @PSC* |
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| <div align="center"> | ||
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| ## How To Use Winsock for Beginners \(Update\) | ||
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| </div> | ||
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| ### Description | ||
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| This tutorial shows newbies to VB, basically everything they need to know about Winsock. It shows how to open and close a Winsock connection and also how to send and receive data via a Winsock connection. Very easy to understand and use. Includes sample code that can be used in your applications! A few bugs have been fixed in this update so try it out! | ||
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| ### More Info | ||
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| <span> |<span> | ||
| --- |--- | ||
| **Submitted On** |2000-11-26 04:39:52 | ||
| **By** |[Mahangu](https://github.com/Planet-Source-Code/PSCIndex/blob/master/ByAuthor/mahangu.md) | ||
| **Level** |Beginner | ||
| **User Rating** |4.2 (38 globes from 9 users) | ||
| **Compatibility** |VB 5\.0, VB 6\.0 | ||
| **Category** |[Internet/ HTML](https://github.com/Planet-Source-Code/PSCIndex/blob/master/ByCategory/internet-html__1-34.md) | ||
| **World** |[Visual Basic](https://github.com/Planet-Source-Code/PSCIndex/blob/master/ByWorld/visual-basic.md) | ||
| **Archive File** |[CODE\_UPLOAD1206111252000\.zip](https://github.com/Planet-Source-Code/mahangu-how-to-use-winsock-for-beginners-update__1-13114/archive/master.zip) | ||
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| ### Source Code | ||
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| <p align="center"><b><font face="Arial" color="#000080" size="5">Winsock for | ||
| Beginners</font></b></p> | ||
| <p align="center"> </p> | ||
| <p align="left"><font face="Arial" color="#000080"><b>Introduction</b></font></p> | ||
| <p align="left"><font color="#000000" face="Arial">This tutorial will show | ||
| newcomers to Visual Basic how to use the Winsock ActiveX Control to transfer | ||
| data across the internet. This tutorial show beginners how to start a Winsock | ||
| connection, how to send data across a Winsock connection, how to receive data | ||
| using a Winsock Connection and how to close a Winsock connection.</font></p> | ||
| <p align="left"> </p> | ||
| <p align="left"><font face="Arial" color="#000080"><b>Why I wrote this tutorial</b></font></p> | ||
| <p align="left"><font face="Arial" color="#000000">I got asked a few questions | ||
| on Winsock so I decided to write a tutorial that would describe the very basics | ||
| of using Winsock. Also I thought that it would help new coders who were trying | ||
| to send data over the net.</font></p> | ||
| <p align="left"> </p> | ||
| <p align="center"> </p> | ||
| <p align="center"><b><font face="Arial" color="#000080" size="4">Getting Started</font></b></p> | ||
| <p align="left"><font face="Arial" color="#000000">1)Start VB and choose | ||
| 'Standard EXE'</font></p> | ||
| <p align="left"><font face="Arial" color="#000000">2)Now Using the Add | ||
| Components (Right Click on Toolbar) add the Microsoft Winsock Control</font></p> | ||
| <p align="left"><font face="Arial" color="#000000">3)Double Click the New Icon | ||
| that Appeared on the Toolbar</font></p> | ||
| <p align="left"><font face="Arial" color="#000000">Now you will see the control | ||
| on the form. You can rename the control but in the code I will call it Winsock1. </font></p> | ||
| <p align="left"> </p> | ||
| <p align="left"> </p> | ||
| <p align="center"><b><font face="Arial" color="#000080" size="4">Opening a | ||
| Winsock Connection</font></b></p> | ||
| <p align="left"><font face="Arial">To Open a Winsock Connection all you need to | ||
| do is to type Winsock1.Connect . But there are two values you have to give for | ||
| the code to work. Remote Host and Remote Port.</font></p> | ||
| <p align="left"><font face="Arial" color="#000000">Paste this Into the Form_Load() | ||
| , Command1_Click() or any other Sub</font></p> | ||
| <p align="left"><font face="Arial" color="#000000">'<---- The Code Starts | ||
| Here ----></font></p> | ||
| <p align="left"><font face="Arial" color="#000000"><i>Winsock1.Connect , RemHost, | ||
| RemotePort,</i></font></p> | ||
| <p align="left"><font face="Arial" color="#000000"><---- The Code Ends Here | ||
| ----></font></p> | ||
| <p align="left"><font face="Arial" color="#000000">RemHost stands for the Remote | ||
| Host you want to connect to. The RemotePort stands for the Remote Port you want | ||
| to connect to.</font></p> | ||
| <p align="left"> </p> | ||
| <p align="left"><font face="Arial" color="#000080" size="2"><b>Example</b></font></p> | ||
| <p align="left"><i><font face="Arial" color="#000000">Winsock1.Connect , "127.0.0.1" , | ||
| "100" </font><font face="Arial" color="#008000">'This code example will | ||
| connect you to your own computer on Port 100 </font></i><font size="1" face="Arial" color="#008000"><b> </b></font></p> | ||
| <p align="left"> </p> | ||
| <p align="left"> </p> | ||
| <p align="center"><font face="Arial" color="#000080" size="4">Sending Data Using | ||
| Winsock</font></p> | ||
| <p align="left"><font face="Arial" color="#000000">Sending data using Winsock is | ||
| also relatively simple. Just use Winsock1.SendData . But this too requires a | ||
| value to be given. In plain English - It has to to know what data to send.</font></p> | ||
| <p align="left"><font face="Arial" color="#000000"><---- The Code Starts Here | ||
| ----></font></p> | ||
| <p align="left"><font face="Arial" color="#000000"><i>Winsock1.SendData(Data)</i></font></p> | ||
| <p align="left"><font face="Arial" color="#000000"><---- The Code Ends Here | ||
| ----></font></p> | ||
| <p align="left"><font face="Arial" color="#000000">Data stands for the data you | ||
| want to send.</font></p> | ||
| <p align="left"><font face="Arial" color="#000080" size="2"><b>Example</b></font></p> | ||
| <p align="left"><i><font face="Arial" color="#000000">Winsock1.SendData("Test") | ||
| </font><font face="Arial" color="#008000">'This code will send the data string | ||
| "Test"</font></i></p> | ||
| <p align="left"> </p> | ||
| <p align="center"><font face="Arial" color="#000080" size="4">Receiving Data | ||
| Using Winsock </font></p> | ||
| <p align="left"> </p> | ||
| <p align="left"><font face="Arial" color="#000000">Receiving data using Winsock | ||
| is relatively more complex than the methods mentioned above. It requires code in | ||
| three places. It requires code in the Form_Load (or any other section), code in the Winsock1_DataArrival Section | ||
| , and code in the Winsock_ConnectionRequest event. </font></p> | ||
| <p align="left"><font face="Arial" color="#000080" size="3"><b>Step1 (Placing | ||
| the code in Form_Load event)</b></font></p> | ||
| <p align="left"><font face="Arial" color="#000000">Placing this code depends on when you want to start | ||
| accepting data. The best place to put this code is usually in the Form_Load | ||
| event.</font></p> | ||
| <p align="left"><font face="Arial" color="#000000"><---- The Code Starts Here | ||
| ----></font></p> | ||
| <p align="left"><font face="Arial" color="#000000"><i>Winsock1.LocalPort = | ||
| PortNumber</i></font></p> | ||
| <p align="left"><font face="Arial" color="#000000"><i>Winsock.Listen</i></font></p> | ||
| <p align="left"><font face="Arial" color="#000000"><---- The Code Ends Here | ||
| ----></font></p> | ||
| <p align="left"><font face="Arial" color="#000000">Data stands for the data you | ||
| want to send.</font></p> | ||
| <p align="left"> </p> | ||
| <p align="left"><b><font face="Arial" color="#000080" size="2">Example</font></b></p> | ||
| <p align="left"><i><font face="Arial" color="#000000">Winsock1.LocalPort = 1000 </font><font face="Arial" color="#008000">'This | ||
| will set the port number to 1000</font></i></p> | ||
| <p align="left"><i><font face="Arial">Winsock.Listen '<font color="#008000">This | ||
| will tell Winsock to start listening</font></font></i></p> | ||
| <p align="left"> </p> | ||
| <p align="left"><font face="Arial" color="#000080" size="3"><b>Step 2 (Placing | ||
| the code in Winsock1_DataArrival Section)</b></font></p> | ||
| <p align="left"><font face="Arial" size="3" color="#000000">You will need to | ||
| place some code in the Winsock1_DataArrival event to tell Winsock what to do | ||
| once it receives data.</font></p> | ||
| <p align="left"><font face="Arial" color="#000000"><---- The Code Starts Here | ||
| ----></font></p> | ||
| <p align="left"><font face="Arial" color="#000000"><i>Winsock1.GetData (data)</i></font></p> | ||
| <p align="left"><i><font face="Arial" color="#000000"> MsgBox (data) </font><font face="Arial" color="#008000">'This | ||
| will show the data in a Message Box</font></i></p> | ||
| <p align="left"> </p> | ||
| <p align="left"><font face="Arial" color="#000000"><---- The Code Ends Here | ||
| ----></font></p> | ||
| <p align="left"> </p> | ||
| <p align="left"><font face="Arial" size="2" color="#000080"><b>Example</b></font></p> | ||
| <p align="left"><font face="Arial"><i>Dim StrData <font color="#008000">'This | ||
| declares the data string (can be place in general declarations too)</font></i></font></p> | ||
| <p align="left"><i><font face="Arial" color="#000000">Winsock1.GetData StrData </font><font face="Arial" color="#008000">'Tells | ||
| Winsock to get the data from the Port and put it in the data string</font></i></p> | ||
| <p align="left"><i><font face="Arial" color="#000000"> MsgBox SrtData | ||
| </font><font face="Arial" color="#008000">'Displays the data in a Message Box</font></i></p> | ||
| <p align="center"> </p> | ||
| <p align="left"><font face="Arial" color="#000080" size="3"><b>Step 3 (Placing | ||
| the code in Winsock1_Connection Request Section)</b></font></p> | ||
| <p align="left"><font face="Arial" size="3" color="#000000">You will need to | ||
| place some code in the Winsock1_ConnectionRequest event to tell Winsock what do | ||
| when it receives a connection request.</font></p> | ||
| <p align="left"><font face="Arial" color="#000000"><---- The Code Starts Here | ||
| ----></font></p> | ||
| <p align="left"><i><font face="Arial">Dim RequestID <font color="#008000">'Declare | ||
| the RequestID String</font></font></i></p> | ||
| <p align="left"><font face="Arial"><i>If socket.State <> sckClosed Then <br> | ||
| socket.Close<br> | ||
| socket.Accept requestID<br> | ||
| End If<br> | ||
| </i></font></p> | ||
| <p align="left"><font face="Arial" color="#000000"><---- The Code Ends Here | ||
| ----></font></p> | ||
| <p align="left"> </p> | ||
| <p align="left"><font face="Arial" size="2" color="#000080"><b>Example</b></font></p> | ||
| <p align="left"><i><font face="Arial">Dim RequestID <font color="#008000">Declare | ||
| the RequestID String</font></font></i></p> | ||
| <p align="left"><i><font face="Arial">If socket.State <> sckClosed Then <font color="#008000">'If | ||
| Winsock is not closed</font><br> | ||
| socket.Close '<font color="#008000">Then Close the Connetion</font><br> | ||
| socket.Accept requestID <font color="#008000">Reuquest the ID </font><br> | ||
| End If<br> | ||
| </font></i></p> | ||
| <p align="center"> </p> | ||
| <p align="center"><font face="Arial" color="#000080" size="4">Closing a Winsock | ||
| Connection</font></p> | ||
| <p align="center"><font face="Arial">This is relatively simple. All you have to | ||
| do is to type one line of code. This can be place in almost any event on the | ||
| form including Form_Unload , Comman1_Click and so on.</font></p> | ||
| <p align="left"><font face="Arial" color="#000000"><---- The Code Starts Here | ||
| ----></font></p> | ||
| <p align="left"><i><font face="Arial" color="#000000">Winsock1.Close </font><font face="Arial" color="#008000">'Closes | ||
| the Winsock Connection</font></i></p> | ||
| <p align="left"> </p> | ||
| <p align="left"><font face="Arial" color="#000000"><---- The Code Ends Here | ||
| ----></font></p> | ||
| <p align="center"> </p> | ||
| <p align="center"> </p> | ||
| <p align="center"><font face="Arial" color="#000080" size="4">The End</font></p> | ||
| <p align="center"><font face="Arial" color="#000000">Please tell me how I can | ||
| improve this tutorial. If you have any questions or comments please post them | ||
| here and I will reply to them as soon as I can.</font></p> | ||
| </body> | ||
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| VERSION 5.00 | ||
| Object = "{248DD890-BB45-11CF-9ABC-0080C7E7B78D}#1.0#0"; "MSWINSCK.OCX" | ||
| Begin VB.Form Form1 | ||
| Caption = "Winsock Example" | ||
| ClientHeight = 3195 | ||
| ClientLeft = 60 | ||
| ClientTop = 345 | ||
| ClientWidth = 4680 | ||
| LinkTopic = "Form1" | ||
| ScaleHeight = 3195 | ||
| ScaleWidth = 4680 | ||
| StartUpPosition = 3 'Windows Default | ||
| Begin VB.CommandButton Command3 | ||
| Caption = "Close Winscok Connection" | ||
| Height = 495 | ||
| Left = 2760 | ||
| TabIndex = 2 | ||
| Top = 120 | ||
| Width = 1215 | ||
| End | ||
| Begin VB.CommandButton Command2 | ||
| Caption = "Send Data" | ||
| Height = 495 | ||
| Left = 1440 | ||
| TabIndex = 1 | ||
| Top = 120 | ||
| Width = 1215 | ||
| End | ||
| Begin MSWinsockLib.Winsock Winsock1 | ||
| Left = 2160 | ||
| Top = 1440 | ||
| _ExtentX = 741 | ||
| _ExtentY = 741 | ||
| _Version = 393216 | ||
| End | ||
| Begin VB.CommandButton Command1 | ||
| Caption = "Open Winsock Connection" | ||
| Height = 495 | ||
| Left = 120 | ||
| TabIndex = 0 | ||
| Top = 120 | ||
| Width = 1215 | ||
| End | ||
| End | ||
| Attribute VB_Name = "Form1" | ||
| Attribute VB_GlobalNameSpace = False | ||
| Attribute VB_Creatable = False | ||
| Attribute VB_PredeclaredId = True | ||
| Attribute VB_Exposed = False | ||
| Private Sub Command1_Click() | ||
| Winsock1.Connect "127.0.0.1", "100" | ||
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| End Sub | ||
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| Private Sub Command2_Click() | ||
| Winsock1.SendData ("Test") | ||
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| End Sub | ||
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| Private Sub Command3_Click() | ||
| Winsock1.Close | ||
| End Sub | ||
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| Private Sub Form_Load() | ||
| Winsock1.LocalPort = 100 | ||
| Winsock1.Listen 'Tells winsock to listen for Data | ||
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| End Sub | ||
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| Private Sub Winsock1_ConnectionRequest(ByVal requestID As Long) | ||
| Dim requestID | ||
| If Winsock1.State <> sckConnected Then | ||
| Winsock1.Close | ||
| Winsock1.Accept requestID | ||
| End Sub | ||
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| Private Sub Winsock1_DataArrival(ByVal bytesTotal As Long) | ||
| Dim StrData ' Declares the data string (can be placed in the global declarations) | ||
| Winsock1.GetData StrData 'Tells winsock to get the data and put it in the data string | ||
| MsgBox StrData 'Shows the data in a message box | ||
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| End Sub | ||
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