Extract message headers from Newsgroup

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Project:
NewsgroupExtractor_Exe

Source code:
NewsgroupExtractor_Src

Summary

This article introduces a simple application that can explore newsgroups from NG Server and extract message headers from the selected newsgroup.

Two OrchidGrids are used in this application, one works as a Server/NewsGroups list in hierarchical structure, the other works in normal grid that displays the Subject/Email/Date of messages in the newsgroup.

Below is a screen shot of the sample application in this article.

How to use the application

To explorer a server, please input the server name, then click "Add" button, the server will be added as a tree node in the left OrchidGrid. Meanwhile, the newsgroups created on this server will be listed as child nodes.

Check the newsgroups, then click "Download Message Headers", all the message headers on the selected newsgroups will be extracted and displayed on the right grid.

iYou can save the data to a Text file or Microsoft Excel file for later process.

What we can learn from this sample application

By looking into the source code of this sample application, we can learn:

- How to setup a tree by using OrchidGrid.
- How to display checkbox beside tree nodes.
- How to determine the check actions for tree nodes.
- How to assign images for tree nodes.
- How to change style for tree nodes or grid rows.