searchoptions.cs

本系统是在asp版《在线文件管理器》的基础上设计制作

//------------------------------------------------------------------------------
// <copyright company="Telligent Systems">
//     Copyright (c) Telligent Systems Corporation.  All rights reserved.
// </copyright> 
//------------------------------------------------------------------------------

using System;
using System.Web.UI;
using System.Web.UI.WebControls;

using CommunityServer.Components;
using CommunityServer.Controls;
using CommunityServer.Discussions.Components;

namespace CommunityServer.Discussions.Controls.Search 
{

    // *********************************************************************
    //  SearchOptions
    //
    /// <summary>
    /// This server control renders and handles the search UI for the user.
    /// </summary>
    // ***********************************************************************/
    public class SearchOptions : SkinnedWebControl 
    {

        string skinFilename = "Skin-SearchOptions.ascx";
        DropDownList forumList;
        DropDownList searchType;
        DropDownList matchType;
        Button searchButton;

        // *********************************************************************
        //  SearchOptions
        //
        /// <summary>
        /// Constructor
        /// </summary>
        // ***********************************************************************/
        public SearchOptions() : base() 
        {

            // Assign a default template name
            if (SkinFilename == null)
                SkinFilename = skinFilename;

        }

        // *********************************************************************
        //  Initializeskin
        //
        /// <summary>
        /// Initialize the control template and populate the control with values
        /// </summary>
        // ***********************************************************************/
        override protected void InitializeSkin(Control skin) 
        {

            // Find the forum list control
            forumList = (DropDownList) skin.FindControl("forumList");
            if (null != forumList) 
            {

                forumList.DataSource = Forums.GetForums();
                forumList.DataTextField = "Name";
                forumList.DataValueField = "ForumID";
                forumList.DataBind();

                // Add the "All Forums" option if the user is allowed to search all forums
                if (AllowSearchAllForums)
                    forumList.Items.Insert(0, new ListItem(CommunityServer.Components.ResourceManager.GetString("Search_SearchOptions_AllForums"), "-1"));
            }

            // What are we searching for posts or users?
            searchType = (DropDownList) skin.FindControl("SearchType");
            if (null != searchType) 
            {
                searchType.Items.Add(new ListItem(CommunityServer.Components.ResourceManager.GetString("Search_SearchOptions_Posts"), "0"));
                searchType.Items.Add(new ListItem(CommunityServer.Components.ResourceManager.GetString("Search_SearchOptions_PostedBy"), "1"));
            }

            matchType = (DropDownList) skin.FindControl("MatchType");
            if (null != matchType) 
            {
                matchType.Items.Add(new ListItem(CommunityServer.Components.ResourceManager.GetString("Search_SearchOptions_MatchAll"), "0"));
                matchType.Items.Add(new ListItem(CommunityServer.Components.ResourceManager.GetString("Search_SearchOptions_MatchAny"), "1"));
                matchType.Items.Add(new ListItem(CommunityServer.Components.ResourceManager.GetString("Search_SearchOptions_MatchExact"), "2"));	
            }

            searchButton = (Button) skin.FindControl("Search_Button");
            if (null != searchButton) 
            {
                searchButton.Text = ResourceManager.GetString("Search");
                searchButton.Click += new EventHandler(SearchButton_Click);
            }

        }


        
        // *********************************************************************
        //  SearchButton_Click
        //
        /// <summary>
        /// This event handler is called when the user clicks on the submit button,
        /// firing off the search.  It resets the DataGrid's CurrentPageIndex to 0
        /// and Displays the Search Results.
        /// </summary>
        // ***********************************************************************/
        private void SearchButton_Click(Object sender, EventArgs e) 
        {
            
            // Exit if the page is invalid
            if (!Page.IsValid) 
                return;

        }


        /// <summary>
        /// Does the control allow the searching of all forums
        /// </summary>
        [
        System.ComponentModel.DefaultValue( true ),
        ]
        public virtual Boolean AllowSearchAllForums 
        {
            get 
            {
                Object state = ViewState["AllowSearchAllForums"];
                if ( state != null ) 
                {
                    return (Boolean)state;
                }
                return true;
            }
            set 
            {
                ViewState["AllowSearchAllForums"] = value;
            }
        }

    }
}