sharepoint中显示网页库item的webpart和显示列表库item的webpart

首先是在任意位置显示网页库中网页的ITEM的webpart


公司动态和公司公告列表Page在只显示Title的情况先查询出来的栏

Title	_ModerationStatus(审批状态)	ID	FileLeafRef	Modified	CheckoutUser	DocIcon	Editor
阿泰20分姚明错失扳平进球火箭87-89憾负奇才000 阿泰20分姚明错失扳平进球 火箭87-89憾负奇才000	0	1	redirect.aspx	2009-1-9 17:04:32	INTRANET\Administrator	aspx

下面的webpart代码，可以用来显示存放Page的列表库的内容，列表项是通过“标题.aspx”来查看的列表项都可以使用这个webpart来显示带链接的标题，也就是说列表中存放的都是网页，webpart可以放置在sharepoint网站的任务位置，通过设置网站集的URL、列表所在网站的URL、列表的名称、显示的条目数、列表是否启用了访问群体过滤，

using System;
using System.Runtime.InteropServices;
using System.Web.UI;
using System.Collections.Generic;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Serialization;
using System.Xml;
using System.Data;

using Microsoft.SharePoint;
using Microsoft.SharePoint.WebControls;
using Microsoft.SharePoint.WebPartPages;
using System.ComponentModel;

namespace MainPage
{
    [Guid("1fcf5f5a-846d-4ffa-a647-7860382d3939")]
    public class MainPageWebPart : System.Web.UI.WebControls.WebParts.WebPart
    {
        protected override void OnLoad(EventArgs e)
        {
            base.OnLoad(e);
  
        }
        /// <summary>
        /// 当前用户所在的SharePoint用户组
        /// </summary>
        private List<string> currUserGroup = null;
        /// <summary>
        /// 显示条目的gridview控件
        /// </summary>
        private GridView gridView = null;

        public SPSite SP_Site
        {
            get
            {
                return SPContext.Current.Site;
            }
        }
        public SPWeb SP_Web
        {
            get
            {
                return SPContext.Current.Web;
            }
        }
        /// <summary>
        /// 请输入是否对显示条目启用目标访问群体控制，输入1为启用，输入2为禁用，格式形如：1
        /// </summary>
        private string _isAccessed="2";
        /// <summary>
        /// 请输入是否对显示条目启用目标访问群体控制，输入1为启用，输入2为禁用，格式形如：1
        /// </summary>
        [Personalizable(PersonalizationScope.Shared),
        WebBrowsable(true),
        WebDisplayName("是否对显示条目启用目标访问群体控制"),
        WebDescription("请输入是否对显示条目启用目标访问群体控制，输入1为启用，输入2为禁用，格式形如：1"),
        DefaultValue("2")]
        public string IsAccessed
        {
            get
            {

                return _isAccessed;
            }
            set
            {
                if (value.Equals("1") || value.Equals("2"))
                    this._isAccessed = value;
                else
                {
                    throw new Exception("请注意[是否对显示条目启用目标访问群体控制]的输入格式：\n输入1为启用，输入2为禁用");
                }
            }
        }

       private string _caml;
        /// <summary>
        /// 请输入Caml
        /// </summary>
        [Personalizable(PersonalizationScope.Shared),
        WebBrowsable(true),
        WebDisplayName("Caml"),
        WebDescription("请输入Caml")]
        public string Caml
        {
            get
            {

                return _caml;
            }
            set
            {
                this._caml = value;
            }
        }
        private string _siteName;
        /// <summary>
        /// 请输入网站集URL，格式形如：http://virus/sites/intranet
        /// </summary>
        [Personalizable(PersonalizationScope.Shared),
        WebBrowsable(true),
        WebDisplayName("网站集URL"),
        WebDescription("请输入网站集URL，格式形如：http://virus/sites/intranet")]
        public string SiteName
        {
            get
            {
                //return "http://virus/sites/intranet";
                return _siteName;
            }
            set
            {
                this._siteName = value;
            }
        }
        private string _webName;
        /// <summary>
        /// 请输入网站URL，格式形如：team
        /// </summary>
        [Personalizable(PersonalizationScope.Shared),
        WebBrowsable(true), WebDisplayName("网站URL"),
        WebDescription("请输入网站URL，格式形如：team")]

        public string WebName
        {
            get
            {
                // return "team";
                return this._webName;
            }
            set
            {
                this._webName = value;
            }
        }
        private string _listName;
        /// <summary>
        /// 请输入列表名称，格式形如：已发布动态
        /// </summary>
        [Personalizable(PersonalizationScope.Shared),
        WebBrowsable(true), WebDisplayName("列表名称"),
        WebDescription("请输入列表名称，格式形如：已发布动态")]

        public string ListName
        {
            get
            {
                // return "已发布公告";
                return this._listName;
            }
            set
            {

                this._listName = value;
            }
        }
        private string _itemCount;
       /// <summary>
        /// 请输入要显示的条目数量，格式形如：10
       /// </summary>
        [Personalizable(PersonalizationScope.Shared),
        WebBrowsable(true), WebDisplayName("显示条目数量"),
        WebDescription("请输入要显示的条目数量，格式形如：10")]
        public string ItemCount
        {
            get
            {
                return this._itemCount;
            }
            set
            {
                int count = 0;
                if (Int32.TryParse(value, out count) && count < 100)

                    this._itemCount = value;
                else
                    throw new Exception("请输入小于100的整数");
            }
        }
        public MainPageWebPart()
        {
            currUserGroup = new List<string>();
        }
        /// <summary>
        /// 获取当前用户所在的SharePoint用户组
        /// </summary>
        private void getUserSPGroup()
        {
            SPGroupCollection groups = SPContext.Current.Web.CurrentUser.Groups;
            foreach (SPGroup group in groups)
            {
                currUserGroup.Add(group.Name);
            }
        }

        protected override void Render(HtmlTextWriter writer)
        {
            base.Render(writer);
           
            
        }
        protected override void CreateChildControls()
        {
            base.CreateChildControls();
            getUserSPGroup();
            gridView = new GridView();
           
            Controls.Add(gridView);
            EnsureChildControls();
            if (!string.IsNullOrEmpty(SiteName) && !string.IsNullOrEmpty(WebName) && 
                !string.IsNullOrEmpty(ListName) && !string.IsNullOrEmpty(ItemCount))

                using (SPSite site = new SPSite(SiteName))
                {
                    using (SPWeb web = site.OpenWeb(WebName))
                    {
                        SPList list = web.Lists[ListName];
                        SPQuery query = new SPQuery();
                        query.ViewFields = "<FieldRef Name='Title' />";
                        
                        int count = 0;
                        int.TryParse(ItemCount, out count);
                        query.RowLimit = (uint)count;
                        if (IsAccessed.Equals("1"))
                        {
                            if (currUserGroup.Count > 0)
                                query.Query = @"<OrderBy>
                                                      <FieldRef Name='Modified' Ascending='False' />
                                                   </OrderBy>
                                                   <Where>
                                                      <And>
                                                         <And>
                                                            <Geq>
                                                               <FieldRef Name='Created' />
                                                               <Value Type='DateTime'>1980-01-12T00:00:00Z</Value>
                                                            </Geq>
                                                            <Leq>
                                                               <FieldRef Name='Created' />
                                                               <Value Type='DateTime'>2109-01-12T00:00:00Z</Value>
                                                            </Leq>
                                                         </And>
                                                         <Contains>
                                                            <FieldRef Name='" + web.Lists[ListName].Fields["目标访问群体"].InternalName + @"' />
                                                            <Value Type='TargetTo'>" + currUserGroup[0] + @"</Value>
                                                         </Contains>
                                                      </And>
                                                   </Where>";

                            else
                                return;
                        }
                        else
                        {
                            query.Query = @"<OrderBy>
                                                      <FieldRef Name='Modified' Ascending='False' />
                                                   </OrderBy>
                                                   <Where>  
                                                         <And>
                                                            <Geq>
                                                               <FieldRef Name='Created' />
                                                               <Value Type='DateTime'>1980-01-12T00:00:00Z</Value>
                                                            </Geq>
                                                            <Leq>
                                                               <FieldRef Name='Created' />
                                                               <Value Type='DateTime'>2109-01-12T00:00:00Z</Value>
                                                            </Leq>
                                                         </And>
                                                    </Where>";

                        }

                        SPListItemCollection items=web.Lists[ListName].GetItems(query);
                        DataTable dt = new DataTable();
                        dt.Columns.Add(new DataColumn("Title", typeof(string)));
                        dt.Columns.Add(new DataColumn("TitleLink", typeof(string)));

                        foreach (SPListItem item in items)
                        {
                            DataRow row = dt.NewRow();
                            row["Title"] = item.GetFormattedValue("Title");
                            row["TitleLink"] = SiteName + "/" + WebName + "/" + web.Lists[ListName].RootFolder + "/" +
                                item.GetFormattedValue("FileLeafRef");
                            dt.Rows.Add(row);
                        }
                        
                        gridView.Columns.Clear();
                        gridView.AllowSorting = true;
                        gridView.AutoGenerateColumns = false;
                        gridView.ShowFooter = false;
                        gridView.ShowHeader = false;

                        HyperLinkField hyperLinkField = new HyperLinkField();
                        hyperLinkField.DataTextField = "Title";
                        hyperLinkField.DataNavigateUrlFields = new string[] { "TitleLink" };
                        hyperLinkField.DataNavigateUrlFormatString = "{0}";
                        gridView.Columns.Add(hyperLinkField);
                        gridView.DataSource = dt;
                        gridView.DataBind();
                    }
                }
        }
        private void createGridView()
        {
            HyperLinkField hyperLinkField = new HyperLinkField();
            hyperLinkField.DataTextField = "Title";
            hyperLinkField.DataNavigateUrlFields = new string[] { "FileLeafRef" };
            hyperLinkField.DataNavigateUrlFormatString = "{0}";
            gridView.Columns.Add(hyperLinkField);


        }
    }

}

公司公告列表Item在只显示Title的情况先查询出来的栏

Title	Created	ID
湖北随州8人被杀害 案情已上报公安部	2009-1-6 14:22:34	1

下面的webpart代码用来显示列表存放的内容是普通列表项的列表，列表项是通过DispForm.aspx?ID={ID}来查看的列表项都可以使用这个webpart来显示带链接的标题，webpart可以放置在sharepoint网站的任务位置，通过设置网站集的URL、列表所在网站的URL、列表的名称、显示的条目数、列表是否启用了访问群体过滤，

using System;
using System.Runtime.InteropServices;
using System.Web.UI;
using System.Collections.Generic;
using System.ComponentModel;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Serialization;
using System.Data;
using System.Xml;

using Microsoft.SharePoint;
using Microsoft.SharePoint.WebControls;
using Microsoft.SharePoint.WebPartPages;

namespace MainPage
{
    [Guid("75a37ce9-d2dd-4a8a-bf13-e3fd4ff291ef")]
    public class MainPageItemWebPart : System.Web.UI.WebControls.WebParts.WebPart
    {

        protected override void OnLoad(EventArgs e)
        {
            base.OnLoad(e);
     
        }
        /// <summary>
        /// 当前用户所在的SharePoint用户组
        /// </summary>
        private List<string> currUserGroup = null;
        /// <summary>
        /// 显示条目的gridview控件
        /// </summary>
        private GridView gridView = null;
        
        public SPSite SP_Site
        {
            get
            {
                return SPContext.Current.Site;
            }
        }
        public SPWeb SP_Web
        {
            get
            {
                return SPContext.Current.Web;
            }
        }
        /// <summary>
        /// 请输入是否对显示条目启用目标访问群体控制，输入1为启用，输入2为禁用，格式形如：1
        /// </summary>
        private string _isAccessed="2";
        /// <summary>
        /// 请输入是否对显示条目启用目标访问群体控制，输入1为启用，输入2为禁用，格式形如：1
        /// </summary>
        [Personalizable(PersonalizationScope.Shared),
        WebBrowsable(true),
        WebDisplayName("是否对显示条目启用目标访问群体控制"),
        WebDescription("请输入是否对显示条目启用目标访问群体控制，输入1为启用，输入2为禁用，格式形如：1"),
        DefaultValue("2")]
        public string IsAccessed
        {
            get
            {

                return _isAccessed;
            }
            set
            {
                if (value.Equals("1") || value.Equals("2"))
                    this._isAccessed = value;
                else
                {
                    throw new Exception("请注意[是否对显示条目启用目标访问群体控制]的输入格式：\n输入1为启用，输入2为禁用");
                }
            }
        }
        private string _caml;
        /// <summary>
        /// 请输入Caml
        /// </summary>
        [Personalizable(PersonalizationScope.Shared),
        WebBrowsable(true),
        WebDisplayName("Caml"),
        WebDescription("请输入Caml")]
        public string Caml
        {
            get
            {

                return _caml;
            }
            set
            {
                this._caml = value;
            }
        }
        private string _siteName;
        /// <summary>
        /// 请输入网站集URL，格式形如：http://virus/sites/intranet
        /// </summary>
        [Personalizable(PersonalizationScope.Shared),
        WebBrowsable(true),
        WebDisplayName("网站集URL"),
        WebDescription("请输入网站集URL，格式形如：http://virus/sites/intranet")]
        public string SiteName
        {
            get
            {
                //return "http://virus/sites/intranet";
                return _siteName;
            }
            set
            {
                this._siteName = value;
            }
        }
        private string _webName;
        /// <summary>
        /// 请输入网站URL，格式形如：team
        /// </summary>
        [Personalizable(PersonalizationScope.Shared),
        WebBrowsable(true), WebDisplayName("网站URL"),
        WebDescription("请输入网站URL，格式形如：team")]

        public string WebName
        {
            get
            {
                // return "team";
                return this._webName;
            }
            set
            {
                this._webName = value;
            }
        }
        private string _listName;
        /// <summary>
        /// 请输入列表名称，格式形如：已发布动态
        /// </summary>
        [Personalizable(PersonalizationScope.Shared),
        WebBrowsable(true), WebDisplayName("列表名称"),
        WebDescription("请输入列表名称，格式形如：已发布动态")]

        public string ListName
        {
            get
            {
                // return "已发布公告";
                return this._listName;
            }
            set
            {

                this._listName = value;
            }
        }
        private string _itemCount;
       /// <summary>
        /// 请输入要显示的条目数量，格式形如：10
       /// </summary>
        [Personalizable(PersonalizationScope.Shared),
        WebBrowsable(true), WebDisplayName("显示条目数量"),
        WebDescription("请输入要显示的条目数量，格式形如：10")]
        public string ItemCount
        {
            get
            {
                return this._itemCount;
            }
            set
            {
                int count = 0;
                if (Int32.TryParse(value, out count) && count < 100)

                    this._itemCount = value;
                else
                    throw new Exception("请输入小于100的整数");
            }
        }
        public MainPageItemWebPart()
        {
            currUserGroup = new List<string>();
        }
        /// <summary>
        /// 获取当前用户所在的SharePoint用户组
        /// </summary>
        private void getUserSPGroup()
        {
            SPGroupCollection groups = SPContext.Current.Web.CurrentUser.Groups;
            foreach (SPGroup group in groups)
            {
                currUserGroup.Add(group.Name);
            }
        }
        protected override void CreateChildControls()
        {
            base.CreateChildControls();

            getUserSPGroup();

            gridView = new GridView();

            Controls.Add(gridView);
            EnsureChildControls();
            if (!string.IsNullOrEmpty(SiteName) && !string.IsNullOrEmpty(WebName) &&
                !string.IsNullOrEmpty(ListName) && !string.IsNullOrEmpty(ItemCount))

                using (SPSite site = new SPSite(SiteName))
                {
                    using (SPWeb web = site.OpenWeb(WebName))
                    {
                        SPList list = web.Lists[ListName];
                        SPQuery query = new SPQuery();
                        query.ViewFields = "<FieldRef Name='Title' />";

                        int count = 0;
                        int.TryParse(ItemCount, out count);
                        query.RowLimit = (uint)count;
                        if (IsAccessed.Equals("1"))
                        {
                            if (currUserGroup.Count > 0)
                                query.Query=@"<OrderBy>
                                                      <FieldRef Name='Modified' Ascending='False' />
                                                   </OrderBy>
                                                   <Where>
                                                      <And>
                                                         <And>
                                                            <Geq>
                                                               <FieldRef Name='Created' />
                                                               <Value Type='DateTime'>1980-01-12T00:00:00Z</Value>
                                                            </Geq>
                                                            <Leq>
                                                               <FieldRef Name='Created' />
                                                               <Value Type='DateTime'>2109-01-12T00:00:00Z</Value>
                                                            </Leq>
                                                         </And>
                                                         <Contains>
                                                            <FieldRef Name='" + web.Lists[ListName].Fields["目标访问群体"].InternalName + @"' />
                                                            <Value Type='TargetTo'>" + currUserGroup[0] + @"</Value>
                                                         </Contains>
                                                      </And>
                                                   </Where>";
                                
                            else
                                return;
                        }
                        else
                        {
                            query.Query = @"<OrderBy>
                                                      <FieldRef Name='Modified' Ascending='False' />
                                                   </OrderBy>
                                                   <Where>  
                                                         <And>
                                                            <Geq>
                                                               <FieldRef Name='Created' />
                                                               <Value Type='DateTime'>1980-01-12T00:00:00Z</Value>
                                                            </Geq>
                                                            <Leq>
                                                               <FieldRef Name='Created' />
                                                               <Value Type='DateTime'>2109-01-12T00:00:00Z</Value>
                                                            </Leq>
                                                         </And>
                                                    </Where>";
                                
                        }
                        SPListItemCollection items = web.Lists[ListName].GetItems(query);

                        DataTable dt = new DataTable();
                        DataColumn Title = new DataColumn("Title", typeof(string));
                        DataColumn TitleLink = new DataColumn("TitleLink", typeof(string));
                        dt.Columns.Add(Title);
                        dt.Columns.Add(TitleLink);
                        foreach (SPListItem item in items)
                        {
                            DataRow row = dt.NewRow();
                            row[Title] = item.GetFormattedValue("Title");
                            row[TitleLink] = SiteName + "/" + WebName + "/" + web.Lists[ListName].RootFolder + 
                                "/" + "DispForm.aspx?ID=" +
                                item.GetFormattedValue("ID") +
                                "&Source=" + SiteName + "/" + WebName + "/"; ;
                            dt.Rows.Add(row);
                        }

                        gridView.Columns.Clear();
                        gridView.AutoGenerateColumns = false;
                        gridView.AllowSorting = true;
                        gridView.ShowFooter = false;
                        gridView.ShowHeader = false;

                        HyperLinkField hyperLinkField = new HyperLinkField();
                        hyperLinkField.DataTextField = "Title";
                        hyperLinkField.DataNavigateUrlFields = new string[] { "TitleLink" };
                        hyperLinkField.DataNavigateUrlFormatString = "{0}";
                        gridView.Columns.Add(hyperLinkField);
                        gridView.DataSource = dt;
                        gridView.DataBind();
                    }
                }
        }
    }
}