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FTP’ing with .NET Compact Framework
Mobile applications many times require sending and receiving data to and from a remote server. The most common, reliable and fast method to achieve this is using the File Transfer Protocol (FTP). With Trilium’s .NET CF FTP Control you can now incorporate these powerful functions right into your VB .NET project. Connecting, sending and receiving files from a remote server from within your .NET VB applications can now be done within minutes with this .NET CF Control.
Overview
The .NET CF FTP demo (link: http://www.triliumsoftware.com/downloads.html ) includes all the necessary files to run the project in your Pocket PC device and start using the File Transfer Protocol.
.NET CF FTP Control Functions
- Connect / Disconnect to an FTP Server
- Upload / Download files
- Delete files
- Rename files
- Retrieve current directory
- Change directory
- Create directories
- Delete directories
- Rename directories
- List files and folders
- Get Error Response codes
Running the Project
The .NET CF FTP demo includes a VB .NET project and the required DLL’s to run the application on Pocket PC devices or the Pocket PC emulator. The DLL must be copied to the \windows directory in both the emulator and physical device.
FTP Functions Examples
Using Trilium’s .NET CF FTP control is very straightforward. Even developers who have never used .NET will find the demo project very intuitive and easy to use.
Connecting to an FTP Server
This example shows how to connect to a remote FTP server.
Public Declare Function ConnectServer Lib "TriliumNETFTP.dll" (ByVal strServer As String, ByVal strUserName As String, ByVal strPassword As String, ByVal bPassive As Boolean, ByVal iPort As Integer) As Boolean
strServer = FTP Server’s address “ftp.triliumsoftware.com”
strUserName = FTP UserName “user1”
strPassword = FTP Password “password1”
bPassive = true = Passive Connection | false = Non Passive Connection
iPort = FTP Server Port 21
Uploading a file
Public Declare Function UploadFile Lib "TriliumNETFTP.dll" (ByVal strFile As String, ByVal strFile2 As String, ByVal bBinary As Boolean) As Boolean
strFile = File “/File” Server File Name
strFile2 = File “/File” Pocket PC File Name
Downloading a file
Public Declare Function DownloadFile Lib "TriliumNETFTP.dll" (ByVal strFile As String, ByVal strFile2 As String, ByVal bBinary As Boolean) As Boolean
strFile = File “/File” Pocket PC File Name
strFile2 = File “/File” Server File Name
The demo project includes documentation on all the FTP functions of the .NET CF FTP Control.
Conclusion
Include FTP functionality to your VB .NET projects within minutes. FTP’ing from within your VB.NET applications has never been easier with Trilium’s .NET CF FTP control (http://www.triliumsoftware.com/downloads.html ). Visit Trilium's web site frequently, new .NET CF Controls and applications will soon be available.