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using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
namespace WebFormBlog
{
public partial class Home : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
//ObjectDataSource ods = new ObjectDataSource("BlogDataSetTableAdapters.postTableAdapter", "GetPagedData");
ObjectDataSource ods = new ObjectDataSource(typeof(PagedPostList).AssemblyQualifiedName, "GetPagedData");
ods.SelectCountMethod = "QueryCount";
ods.EnablePaging = true;
PostListView.DataSource = ods;
PostListView.DataBind();
}
}
class PagedPostList
{
private BlogModel.BlogEntities db = null;
public PagedPostList()
{
db = new BlogModel.BlogEntities();
}
public int QueryCount()
{
return db.posts.Count();
}
public IQueryable GetPagedData(int startRowIndex, int maximumRows)
{
var posts = (from post in db.posts
orderby post.id descending
select new
{
id = post.id,
title = post.title,
created_at = post.created_at,
excerpt = post.excerpt,
content = post.content,
commentcount = post.commentcount,
catid = post.catid,
cattitle = post.category.title
}).Skip(startRowIndex).Take(maximumRows);
return posts.AsQueryable();
}
}
}
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