function PagedList( listElementId, itemCount, itemsPerPage )
{
this.currentPageIndex = 0;
this.listElementId = listElementId;
this.itemCount = itemCount;
this.itemsPerPage = itemsPerPage;
this.pageCount = Math.floor(this.itemCount / this.itemsPerPage);
if( this.itemCount % this.itemsPerPage > 0 )
{
this.pageCount++;
}
this.init = function(){
var pagedList = this;
if( this.itemCount > this.itemsPerPage )
{
$('#' + this.listElementId ).find('aside').eq(0).append( "<div class='clearfix'><div style='float:right;margin-bottom:0.5em;'><a class='scPrev button small'>Prev</a>&nbsp;&nbsp;&nbsp;<a class='scNext button small'>Next</a></div></div>" );
$('#' + this.listElementId + ' a.scNext' ).click(function(){
if( pagedList.currentPageIndex < ( pagedList.pageCount - 1 ) )
{
pagedList.currentPageIndex++;
pagedList.refresh();
}
});
$('#' + this.listElementId + ' a.scPrev' ).click(function(){
if( pagedList.currentPageIndex > 0 )
{
pagedList.currentPageIndex--;
pagedList.refresh();
}
});
}
this.refresh();
};
this.refresh = function() {
var minIndex = this.currentPageIndex * this.itemsPerPage;
var maxIndex = minIndex + this.itemsPerPage;
if( maxIndex > this.itemCount ) maxIndex = this.itemCount;
$('#' + this.listElementId + ' li' ).each( function(index) {
if( index >= minIndex && index < maxIndex )
{
$(this).show();
}
else
{
$(this).hide();
}
});
var pagedList = this;
$('#' + this.listElementId + ' .scPrev').each( function(){
if( pagedList.currentPageIndex == 0 )
{
$(this).addClass("disabled");
}
else
{
$(this).removeClass("disabled");
}
});
$('#' + this.listElementId + ' .scNext').each( function(){
if( pagedList.currentPageIndex >= pagedList.pageCount - 1 )
{
$(this).addClass("disabled");
}
else
{
$(this).removeClass("disabled");
}
});
};
}
function initializePagedList( listElementId, itemCount, itemsPerPage )
{
var pagedList = new PagedList( listElementId, itemCount, itemsPerPage );
pagedList.init();
}