* An advanced paging provider is able to compute number of pages, and to display the number of items it treats on each
* page and for total counts.<br>
* An item can be a message, a node or anything meaningful from loader standpoint.<br>
* Items are only here for information to the user.
* An advanced paging provider is able to compute number of pages, and to display the number of items it treats on each
* page and for total counts.<br>
* An item can be a message, a node or anything meaningful from loader standpoint.<br>
* Items are only here for information to the user.