| Overview | How Do I
The following table shows the steps you might perform in a typical Internet client application.
Your goal |
Actions you take |
Effects |
Begin an Internet session. |
Create a object. |
Initializes WinInet and connects to server. |
Read or set an Internet query option (time-out limit or number of retries, for example). |
Use or . |
Returns FALSE if operation was unsuccessful. |
Establish a callback function to monitor the status of the session. |
Use . |
Establishes a callback to . Override OnStatusCallback to create your own callback routine. |
Connect to an Internet server, intranet server, or local file. |
Use . |
Parses the URL and opens a connection to the specified server. Returns a (if you pass OpenURL a local file name) or a . This is the object through which you access data retrieved from the server or file. |
Read from the file. |
Use . |
Reads the specified number of bytes using a buffer you supply. |
Handle exceptions. |
Use the class. |
Handles all common Internet exception types. |
End the Internet session. |
Dispose of the object. |
Automatically cleans up open file handles and connections. |
See Also Prerequisites for Internet Client Classes