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Hierarchical Listboxes (Part 2)
Working with hierarchical listboxes
Issue: 6.2 (January/February 2008)
Author: Marc Zeedar
Author Bio: Marc taught himself programming in high school when he bought his first computer but had no money for software. He's had fun learning ever since.
Article Description: No description available.
Article Length (in bytes): 23,013
Starting Page Number: 32
Article Number: 6213
Resource File(s):
6213.zip Updated: 2008-01-15 16:54:49
Related Link(s): None
Excerpt of article text...
In my last column, I began addressing some of the challenges in working with hierarchal lists. I demonstrated the differences between non-hierarchal and hierarchal lists and showed a couple different techniques for storing hierarchal information inside a listbox class. Today we're going to continue that lesson with a more sophisticated hierarchal listbox class.
Last time I showed a simple example of embedding data inside a Listbox control. We stored the hierarchal contents inside each listbox row's Celltag property as a simple text string. For such a simple example, it worked, but such an approach is not appropriate for more complex data. It wouldn't work for more than one folder level, for instance.
My Goal
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