/Web/Controls/GreyBoxHyperlink.cs

// Author:					Joe Audette

// Created:				    2009-04-08

// Last Modified:			2010-04-27

// 

// The use and distribution terms for this software are covered by the 

// Common Public License 1.0 (http://opensource.org/licenses/cpl.php)

// which can be found in the file CPL.TXT at the root of this distribution.

// By using this software in any fashion, you are agreeing to be bound by 

// the terms of this license.

//

// You must not remove this notice, or any other, from this software.



using System;

using System.Web;

using System.Web.UI;

using System.Web.UI.WebControls;

using Resources;



namespace mojoPortal.Web.UI

{

    public class GreyBoxHyperlink : HyperLink

    {

        private bool assumeScriptsAreLoaded = false;

        private string scriptBaseUrl = "~/ClientScript/greybox/";

        private string rel = string.Empty;

        private string dialogCloseText = string.Empty;

        private string clientClick = string.Empty;



        public string ScriptBaseUrl

        {

            get { return scriptBaseUrl; }

            set { scriptBaseUrl = value; }

        }



        /// <summary>

        /// examples:

        /// return GB_show('Google', this.href)

        /// return GB_showCenter('Google', this.href)

        /// return GB_showFullScreen('Google', this.href)

        /// return GB_showPage('Google', this.href)

        /// </summary>

        public string ClientClick

        {

            get { return clientClick; }

            set { clientClick = value; }

        }



        /// <summary>

        /// examples:

        /// gb_page[WIDTH, HEIGHT]

        /// gb_page_fs[]

        /// </summary>

        public string Rel

        {

            get { return rel; }

            set { rel = value; }

        }



        public string DialogCloseText

        {

            get { return dialogCloseText; }

            set { dialogCloseText = value; }

        }



        /// <summary>

        /// If using this on the same page as neatupload with NeatUpload greyboxProgressBar, set this to true because NeatUpload already loads the scripts.

        /// </summary>

        public bool AssumeScriptsAreLoaded

        {

            get { return assumeScriptsAreLoaded; }

            set { assumeScriptsAreLoaded = value; }

        }



        protected override void OnLoad(EventArgs e)

        {

            base.OnLoad(e);

            if (HttpContext.Current == null) { return; }

            dialogCloseText = Resource.DialogCloseLink;

            SetupScript();

            SetupCss();

        }



        protected override void OnPreRender(EventArgs e)

        {

            base.OnPreRender(e);



            if (HttpContext.Current == null) { return; }

            



            if (clientClick.Length > 0)

            {

                this.Attributes.Add("onclick", clientClick);

            }

            else if (rel.Length > 0)

            {

                this.Attributes.Add("rel", rel);

            }

            

           



        }



        protected override void Render(HtmlTextWriter writer)

        {

            if (HttpContext.Current == null)

            {

                writer.Write("[" + this.ID + "]");

                return;

            }



            base.Render(writer);





        }



        private void SetupScript()

        {

            if (assumeScriptsAreLoaded) { return; }



            Page.ClientScript.RegisterClientScriptBlock(typeof(Page),

                        "gbVar", "\n<script  type=\"text/javascript\">"

                        + "var GB_ROOT_DIR = '" + Page.ResolveUrl(scriptBaseUrl) + "'; var GBCloseText = '" + dialogCloseText + "';" + " </script>");



            if (Page is mojoBasePage)

            {



                mojoBasePage mojoPage = Page as mojoBasePage;

                mojoPage.ScriptConfig.IncludeGreyBox = true;



            }

            else

            {



                







                //Page.ClientScript.RegisterClientScriptBlock(typeof(Page),

                //        "GreyBoxJs", "\n<script  src=\""

                //        + Page.ResolveUrl(scriptBaseUrl + "gbcombined.js") + "\" type=\"text/javascript\" ></script>");



                //The commented version above is the preferred syntax, the uncommented one below is the deprecated version.

                //There is a reason we are using the deprecated version, greybox is registered also by NeatUpload using the deprecated

                //syntax, the reason they use the older syntax is because they also support .NET v1.1

                //We use the old syntax here for compatibility with NeatUpload so that it does not get registered more than once

                // on pages that use NeatUpload. Otherwise we would have to always modify our copy of NeatUpload.

                Page.RegisterClientScriptBlock("GreyBoxJs", "\n<script  src=\""

                        + Page.ResolveUrl(scriptBaseUrl + "gbcombined.js") + "\" type=\"text/javascript\" ></script>");

            }





        }



        private void SetupCss()

        {

            if (assumeScriptsAreLoaded) { return; }



            //<link href="/ClientScript/greybox/gb_styles.css" rel="stylesheet" type="text/css" media="all" />

            if (Page.Master == null) { return; }

            



            StyleSheetCombiner style = Page.Master.FindControl("StyleSheetCombiner") as StyleSheetCombiner;

            if (style != null) { style.IncludeGreyBoxCss = true; }

            

            

            //Control head = Page.Master.FindControl("Head1");

            //if (head == null) { return; }



            //try

            //{

            //    if (head.FindControl("gb_styles") == null)

            //    {

            //        Literal cssLink = new Literal();

            //        cssLink.ID = "gb_styles";

            //        cssLink.Text = "\n<link rel='stylesheet' type='text/css' href='"

            //            + Page.ResolveUrl(scriptBaseUrl + "gb_styles.css")

            //             + "' media='all' />";



            //        head.Controls.Add(cssLink);

            //    }

            //}

            //catch (HttpException) { }



         

        }



    }

}