computefavoritespaging.jsp

HomePlayer is an extention of the FreePlayer software provided by the french internet provider Free

<%-- 
	The favorite.jsp page had to be cut in 2 part in order to be able to compute 
	the next and previous link before the writing of the headers
--%>
<%@page contentType="text/html;charset=ISO-8859-15" pageEncoding="ISO-8859-1"%>
<%@page import="org.homeplayer.util.*"%>
<%@page import="java.util.*"%>
<jsp:useBean id="hppc" class="org.homeplayer.web.HPPageContext" scope="request" />
<%!
	private static int TITLE_HEIGHT = 27;
	private static int FAV_HEIGHT = 20;
%>
<%
FavoriteManager favman = FavoriteManager.getInstance();

final int PAGE_HEIGHT = 300;
int remainingHeight = PAGE_HEIGHT;
List pages = new ArrayList();
List currentPage = new ArrayList();
pages.add(currentPage);
for (Iterator it = favman.getServiceNames().iterator(); it.hasNext();) {
	String serviceName = (String) it.next();
	List favs = favman.getFavorites(serviceName);
	int size = TITLE_HEIGHT + FAV_HEIGHT * favs.size();
	String serviceName2 = null;
	if (it.hasNext()) {
		serviceName2 = (String) it.next();
		favs = favman.getFavorites(serviceName2);
		int sizeCol2 = TITLE_HEIGHT + FAV_HEIGHT * favs.size();
		size = Math.max(size, sizeCol2);
	}
	if (remainingHeight - size < 0)  {
		if (remainingHeight == PAGE_HEIGHT) { 
			currentPage.add(serviceName);
			if (serviceName2 != null) {
				currentPage.add(serviceName2);				
			}
			currentPage = new ArrayList();
		} else {
			currentPage = new ArrayList();
			currentPage.add(serviceName);			
			if (serviceName2 != null) {
				currentPage.add(serviceName2);				
			}
		}
		pages.add(currentPage);
		remainingHeight = PAGE_HEIGHT;
	} else {
		currentPage.add(serviceName);
		if (serviceName2 != null) {
			currentPage.add(serviceName2);				
		}
		remainingHeight -= size;
	}
}
int pageNum = WebUtil.getParam(request, "pageNum", 0) ;
if (pageNum < 0) {
	pageNum = 0;
} else if (pageNum > pages.size()-1) {
	pageNum = pages.size()-1;
}

for (int i=0; i < pages.size(); i++) {
	String shortName = "Favoris";
	hppc.addPage(i+1, shortName, WebUtil.setParam(hppc.getLocalURL(), "pageNum=" + i));
} 
hppc.setCurrentPage(pageNum+1);


List services = (List) pages.get(pageNum);
request.setAttribute("PAGE_SERVICES", services);
%>