comments.cs

ASP开发网站的 关于网站的设计和说明 还有SQL的程序 数据库

namespace ASPNET.StarterKit.Communities {

    using System;
    using System.Web;
    using System.Web.UI;
    using System.Web.UI.WebControls;
    using System.Collections;
	using System.ComponentModel;

    //*********************************************************************
    //
    // Comments Class
    //
    // WebControl that displays all the comments on a content page.
    //
    //*********************************************************************

 	[Designer(typeof(ASPNET.StarterKit.Communities.CommunityDesigner))]	
    public class Comments : SkinnedCommunityControl {
    
        string _skinFileName = "Comments_DisplayComments.ascx";
        
        string _headerTemplate = "Comments_DisplayComments-HeaderTemplate";
        string _itemTemplate = "Comments_DisplayComments-ItemTemplate";
        string _separatorTemplate = "Comments_DisplayComments-SeparatorTemplate";
        string _footerTemplate = "Comments_DisplayComments-FooterTemplate";
        
        Panel pnlComments;
        DropDownList dropCommentView;
        DropDownList dropOrderBy;
        ContentList ctlCommentList;
        
        int commentView;
        CommentCollection colComments;
        ContentInfo objContentInfo;
        

        //*********************************************************************
        //
        // DisplayComments Constructor
        //
        // Calls the base SkinnedCommunityControl constructor
        // and assigns the default page skin.
        //
        //*********************************************************************
  
        public Comments() : base() {

            // Assign a default template name
            if (SkinFileName == null)
                SkinFileName = _skinFileName;

            // Get ContentInfo
			if (Context != null) {
				objContentInfo = (ContentInfo)Context.Items["ContentInfo"];
				ContentPageID = objContentInfo.ContentPageID;
			}
        }


        //*********************************************************************
        //
        // SkinType Property
        //
        // Specifies the skins directory where this page's skin file is located.
        //
        //*********************************************************************

        override protected string SkinType {
            get { return "ControlSkins"; }
        }

   
        //*********************************************************************
        //
        // ContentPageID Property
        //
        // Represents the Content Page ID of the resource being commented on.
        //
        //*********************************************************************

        public int ContentPageID {
            get {
                if (ViewState["ContentPageID"] == null)
                    return -1;
                else
                    return (int)ViewState["ContentPageID"]; 
            }
            set {ViewState["ContentPageID"] = value; }
        }       


        //*********************************************************************
        //
        // HeaderTemplate Property
        //
        // Represents the name of the Header Template used with the Repeater
        // for the comments.
        //
        //*********************************************************************

        public string HeaderTemplate {
            get {return _headerTemplate;}
            set {_headerTemplate = value;}
        }



        //*********************************************************************
        //
        // ItemTemplate Property
        //
        // Represents the name of the Item Template used with the Repeater
        // for the comments.
        //
        //*********************************************************************

        public string ItemTemplate {
            get {return _itemTemplate;}
            set {_itemTemplate = value;}
        }
        

        //*********************************************************************
        //
        // SeparatorTemplate Property
        //
        // Represents the name of the Separator Template used with the Repeater
        // for the comments.
        //
        //*********************************************************************

        public string SeparatorTemplate {
            get {return _separatorTemplate;}
            set {_separatorTemplate = value;}
        }
        

        //*********************************************************************
        //
        // FooterTemplate Property
        //
        // Represents the name of the Footer Template used with the Repeater
        // for the comments.
        //
        //*********************************************************************

        public string FooterTemplate {
            get {return _footerTemplate;}
            set {_footerTemplate = value;}
        }
   
   
        //*********************************************************************
        //
        // InitializeSkin Method
        //
        // Retrieves all the controls from the page skin.
        //
        //*********************************************************************

        override protected void InitializeSkin(Control skin) {
            // Find Comments Panel
            pnlComments = (Panel)GetControl(skin, "pnlComments");
        
            // Find the Comment View DropDownList
            dropCommentView = (DropDownList)GetControl(skin, "CommentView");
            dropCommentView.AutoPostBack = true;
        
            // Find the OrderBy DropDownList
            dropOrderBy = (DropDownList)GetControl(skin, "OrderBy");
            dropOrderBy.AutoPostBack = true;
            
            // Get the Comment List
            ctlCommentList = (ContentList)GetControl(skin, "CommentList");
            ctlCommentList.EnableViewState = false;
        }


        //*********************************************************************
        //
        // OnLoad Method
        //
        // Assigns values to the controls from the page skin.
        //
        //*********************************************************************

        protected override void OnLoad(EventArgs e) {
            if (Visible && ContentPageID != -1) {
                EnsureChildControls();

                // determine comment view
                if (!Page.IsPostBack && Context.Session["CommentView"] != null) {
                    commentView = (int)Context.Session["CommentView"];
                    dropCommentView.SelectedIndex = -1;