>>Bindevent is the way to go. ...
>
>I am currently trying to do something similar (the code is currently copied in every grid column). What I don't understand is how to manage lparameters. For example, the Header.MouseDown() method starts with:
>
>

>LPARAMETERS nButton, nShift, nXCoord, nYCoord
>
>* and later:
>
>if nshift = 2
>  ...
>endif
>

>
>If I remember correctly, the idea of the framework is to allow sorting on a second, third, ... column by doing a Ctrl-click. How will bindevent() figure out what parameters were passed to Header.MouseDown()?

We discussed it before :) You need to check aEvents() in Help. Review the sample I sent to Rich earlier.