C# Panel.RenderControl方法代码示例

    public static void SendHTMLMail(string mailfrom, string mailto, string mailSubject, Panel panel)
    {
        try
        {
            //mailto = "[email protected]";

            MailMessage mail = new MailMessage(mailfrom, mailto);

            mail.IsBodyHtml = true;
            mail.Subject = mailSubject;
            mail.BodyEncoding = Encoding.UTF8;

            //for test
            //String mailcc = "[email protected]";
            //mail.CC.Add(mailcc);

            StringWriter sw = new StringWriter();
            HtmlTextWriter hw = new HtmlTextWriter(sw);
            panel.RenderControl(hw);
            mail.Body = sw.ToString();

            //SmtpClient smtpClient = new SmtpClient("127.0.0.1",25);//設定E-mail Server和port
            //SmtpClient smtpClient = new SmtpClient("localhost", 25);//設定E-mail Server和port
            //SmtpClient smtpClient = new SmtpClient("192.168.1.20", 25);//設定E-mail Server和port
            SmtpClient smtpClient = new SmtpClient(); //從WEB.CONFIG讀SMTP CONFIG
            smtpClient.Send(mail);
        }
        catch (Exception ex)
        {
            throw ex;
        }
    }

 private string getHTML(Panel Pnl)
 {
     StringBuilder sb = new StringBuilder();
     StringWriter textwriter = new StringWriter(sb);
     HtmlTextWriter htmlwriter = new HtmlTextWriter(textwriter);
     Pnl.RenderControl(htmlwriter);
     htmlwriter.Flush();
     textwriter.Flush();
     htmlwriter.Dispose();
     textwriter.Dispose();
     return sb.ToString();
 }

    /// <summary>
    /// Gets HTML code of rendered DirectFileUploader control.
    /// </summary>
    /// <param name="mfi">Media file information</param>
    public string GetDirectFileUploaderHTML(MediaFileInfo mfi)
    {
        StringBuilder sb = new StringBuilder();
        using (StringWriter tw = new StringWriter(sb))
        {
            HtmlTextWriter hw = new HtmlTextWriter(tw);
            DirectFileUploader dfuElem = Page.LoadControl("~/CMSModules/Content/Controls/Attachments/DirectFileUploader/DirectFileUploader.ascx") as DirectFileUploader;
            if (dfuElem != null)
            {
                using (Panel updatePanel = new Panel())
                {
                    // Initialize update control
                    innermedia.GetLibraryUpdateControl(ref dfuElem, mfi);
                    dfuElem.ReloadData();
                    updatePanel.Attributes["style"] = "height:16px;display:inline;";
                    updatePanel.Controls.Add(dfuElem);
                    updatePanel.RenderControl(hw);
                }
            }
        }

        return sb.ToString();
    }

    /// <summary>
    /// Generates Recently used category to the toolbar.
    /// </summary>
    /// <param name="allowFiltering">If true the the Recently used category doesn't take a part in filtering</param>
    private void RenderRecentlyUsedWebParts(bool allowFiltering)
    {
        StringBuilder result = new StringBuilder();
        List<WebPartInfo> wpList = new List<WebPartInfo>();

        // Get recently used web parts from user settings
        string[] webParts = currentUser.UserSettings.UserUsedWebParts.Split(new char[] { ';' }, StringSplitOptions.RemoveEmptyEntries);
        foreach (string webPartName in webParts)
        {
            WebPartInfo wpi = WebPartInfoProvider.GetWebPartInfo(webPartName);
            if (wpi != null)
            {
                wpList.Add(wpi);
            }
        }

        // Sort web parts
        wpList = wpList.OrderBy(x => ResHelper.LocalizeString(x.WebPartDisplayName, prefferedUICultureCode)).ToList();

        // Create the category
        if (webParts.Length > 0)
        {
            string categoryName = HTMLHelper.HTMLEncode(ResHelper.GetString("webparts.recentlyusedshort", prefferedUICultureCode));
            result.Append(@"<div class=""WPTCat""><h4>");
            result.Append(categoryName);
            if (!allowFiltering)
            {
                result.Append(@"<!--__NOFILTER__-->");
            }
            result.Append(@"</h4></div>");
        }

        foreach (WebPartInfo wp in wpList)
        {
            // Selector envelope
            Panel pnlEnvelope = new Panel();
            pnlEnvelope.CssClass = "WPTSelectorEnvelope";
            pnlEnvelope.ToolTip = @"<div class=""WPTTH"">" + HTMLHelper.HTMLEncode(ResHelper.LocalizeString(wp.WebPartDisplayName, prefferedUICultureCode)) + @"</div><div class=""WPTTC"">" + HTMLHelper.HTMLEncode(ResHelper.LocalizeString(wp.WebPartDescription, prefferedUICultureCode)) + @"</div>";

            // Set the web part id
            pnlEnvelope.Attributes.Add("data-webpartid", Convert.ToString(wp.WebPartID));
            pnlEnvelope.ID = "wpt_env_" + wp.WebPartID;

            // Ensure that when start dragging then a copy of the original web part item will be created
            pnlEnvelope.Attributes.Add("data-dragkeepcopy", "1");
            pnlEnvelope.Attributes.Add("onmouseover", "wptToggle(this, true);");
            pnlEnvelope.Attributes.Add("onmouseout", "wptToggle(this, false);");

            // Skip the insert properties dialog when the web part allows this behavior
            if (wp.WebPartSkipInsertProperties)
            {
                pnlEnvelope.Attributes.Add("data-skipdialog", "1");
            }

            // Handle
            Panel pnlHandle = new Panel();
            pnlHandle.CssClass = "WPTHandle";
            pnlEnvelope.Controls.Add(pnlHandle);
            pnlHandle.ID = "wpt_handle_" + wp.WebPartID;

            // Thumbnail image
            Literal ltlImage = new Literal();
            imageHTML = PortalHelper.GetIconHtml(
                thumbnailGuid: wp.WebPartThumbnailGUID,
                iconClass: wp.WebPartIconClass ?? PortalHelper.DefaultWebPartIconClass);
            ltlImage.Text = imageHTML;

            pnlHandle.Controls.Add(ltlImage);

            // Item text
            Literal ltlItemTxt = new Literal();
            ltlItemTxt.Text = @"<div>" + HTMLHelper.HTMLEncode(ResHelper.LocalizeString(wp.WebPartDisplayName, prefferedUICultureCode)) + "</div>";
            pnlHandle.Controls.Add(ltlItemTxt);

            // Get rendered code of web part item
            HtmlTextWriter writer = new HtmlTextWriter(new StringWriter(result));
            pnlEnvelope.RenderControl(writer);
        }

        ltlRecentlyUsedWebParts.Text = result.ToString();
    }

    /// <summary>
    /// Returns the generated HTML markup for a Control object
    /// </summary>
    private string RenderControl(Panel pnlCard)
    {
        //Page page = new Page();

        ////create the runat="server" from that must host asp.net controls
        //HtmlForm form = new HtmlForm();
        //form.Name = "form1";
        //page.Controls.Add(form);
        //form.Controls.Add(pnlCard);
        ////call RenderControl method to get the generated HTML
        //string html = RenderControl(pnlCard);

        StringBuilder sb = new StringBuilder();
        StringWriter sw = new StringWriter(sb);
        HtmlTextWriter writer = new HtmlTextWriter(sw);

        pnlCard.RenderControl(writer);
        return sb.ToString();
    }