"ben m" wrote:

> Hi all - we've recently switched up to 2005, and I'm having trouble
> getting the hang of some things, among them, creating a control for the
> project. Currently, we use a combination of controls on a TabControl -
> mainly a grid on one tab, and a checkboxlist on the other, that
> coordinate back and forth, so (un)checking a box will hide or show a
> column on the grid. In addition, I would like the flexibility of adding
> a DataSource at design time to the grid, and being able to edit the
> columns displayed and maintained by the grid.
>
> Initially, I simply copied the current setup to a control, which worked
> well enough for appearance. However, I couldn't figure out how to
> properly expose properties such as the Columns so that editing them
> from my form would cause the changes to persist. They always
> disappeared after rebuilding.
>
> That led me to attempt to make a control that would provide the
> majority of this, and simply allow a user to drop a grid onto a blank
> tabpage. However, this is where I'm getting stuck, as I'm not sure how
> to make a user control that will allow me to place another control on
> it. I thought that creating an inherited control from TabControl would
> allow me to do this, but I am unable to do so, as when I go to create
> an Inherited Control in development, I am not allowed to use anything
> other than UserControl (and the other controls I've made in this
> project) as a base control.
>
> Thanks in advance for any help you can offer.
>
> - b
>
>