You have that, when a product is on development they can change its API anytime. This change is quite important though, its related on how to set the events of your form, for example, the useful beforeSubmit.
When using CListView to display multiple views next to each other, we can use the $index variable inside the viewFile to achieve this. As far as i know there is no extension or out-of-the-box functionality for this, so we need to apply a little hack:
The problem is not new: after setting some filters in a grid (typically in admin view), and gone to another page, returning in the grid's page I would like to find the filters with previous setting mantained.