kreta/KretaWeb/Helpers/SearchPanelSideBarExtensions.cs

using System;
using System.Collections.Generic;
using System.Text;
using System.Web.Mvc;
using System.Web.Mvc.Html;
using Kreta.Resources;

namespace Kreta.Web.Helpers
{
    public static class SearchPanelSideBarExtensions
    {
        public static SearchPanelSideBarHelper SearchPanelSideBar(this HtmlHelper helper, string formId, string gridId, string preSubmitFunction = null, string postSubmitFunction = null, Dictionary<string, object> htmlAttributes = null)
        {
            if (htmlAttributes == null)
            {
                htmlAttributes = new Dictionary<string, object>();
            }

            htmlAttributes.Add("id", formId);

            helper.SearchPanelSideBarStart(formId, gridId, preSubmitFunction, postSubmitFunction);
            helper.BeginForm(null, null, FormMethod.Get, htmlAttributes);

            return new SearchPanelSideBarHelper(helper);
        }

        public static void SearchPanelSideBarStart(this HtmlHelper html, string formId, string gridId, string preSubmitFunction, string postSubmitFunction)
        {
            StringBuilder beforeContent = new StringBuilder();

            beforeContent.AppendFormat("<div id=\"layout_SearchPanelContainer\" data-gridId=\"{0}\">", gridId);
            beforeContent.Append("<div class=\"collapse sidebaritem in\" id=\"layout_search\" aria-expanded=\"true\">");
            beforeContent.Append("<div class=\"searchPanelButton\">");
            beforeContent.Append("<input style=\"width: 25%;border-top-right-radius: 0;border-bottom-right-radius: 0;background-color: #a94442;\" type=\"button\" class=\"k-button k-button-icontext\" id=\"searchPanelResetBtn\" value=\"").Append("X").Append("\" />");
            beforeContent.Append("<input style=\"width: 75%;border-top-left-radius: 0;border-bottom-left-radius: 0;\" type=\"button\" class=\"k-button k-button-icontext\" id=\"searchPanelBtn\" value=\"").Append(CommonResource.Kereses).Append("\" />");
            beforeContent.Append("</div>");
            beforeContent.Append("<div class=\"sideSearchPanel\">");

            beforeContent.Append("<script>");

            beforeContent.Append("$(\"#searchPanelResetBtn\").click(function () {");
            beforeContent.Append("$(\"#").Append(formId).Append("\").resetForm(").Append(formId).Append(");");
            beforeContent.Append("});");

            beforeContent.Append("$(\"#searchPanelBtn\").click(function () {");
            beforeContent.Append("var popup = $('#popupNotification').data('kendoNotification');");
            beforeContent.Append("if (popup) {");
            beforeContent.Append("popup.hide();");
            beforeContent.Append("}");

            if (!string.IsNullOrWhiteSpace(preSubmitFunction))
            {
                beforeContent.AppendFormat(" if({0}){{ {0}('{1}'); }}", preSubmitFunction, formId);
            }
            if (!string.IsNullOrWhiteSpace(gridId))
            {
                beforeContent.Append("KretaGridHelper.refreshGridSearchPanel(\"").Append(gridId).Append("\",\"").Append(formId).Append("\");");
                beforeContent.AppendFormat("$(\"#{0}\").removeClass(\"disabledGrid\");", gridId);
            }
            if (!string.IsNullOrWhiteSpace(postSubmitFunction))
            {
                beforeContent.AppendFormat(" if({0}){{ {0}('{1}'); }}", postSubmitFunction, formId);
            }
            beforeContent.Append("});");

            beforeContent.Append("$(document).ready(function() {");
            beforeContent.Append("document.addEventListener(\"keydown\", onKeyDown, false);");
            beforeContent.Append("function onKeyDown(e) {");
            beforeContent.Append("if (e.keyCode == 13) {");
            beforeContent.Append("var searchbutton = $(\"#searchPanelBtn\");");
            beforeContent.AppendFormat("if (searchbutton != null && searchbutton.length == 1 && $(document.activeElement).parents(\"#{0}\").length == 1) {{", formId);
            beforeContent.Append("MasterLayout.searchWithEnter = true;");
            beforeContent.Append("searchbutton.click();");
            beforeContent.Append("}");
            beforeContent.Append("}");
            beforeContent.Append("}");
            beforeContent.Append("});");

            beforeContent.Append("var searchPanelFirstLoad = true;");
            beforeContent.Append("$(document).ajaxStop(function() {");
            beforeContent.Append("if (searchPanelFirstLoad) {");
            beforeContent.Append("KretaGridHelper.refreshGridSearchPanel(\"").Append(gridId).Append("\",\"").Append(formId).Append("\");");
            beforeContent.Append("searchPanelFirstLoad = false;");
            beforeContent.Append("}");
            beforeContent.Append("});");

            beforeContent.Append("</script>");

            html.ViewContext.Writer.Write(beforeContent.ToString());
        }

        public static void SearchPanelSideBarEnd(this HtmlHelper html)
        {
            StringBuilder endContent = new StringBuilder();
            endContent.Append("</div>");
            endContent.Append("</div>");
            endContent.Append("</div>");
            endContent.Append("</form>");

            html.ViewContext.Writer.Write(endContent.ToString());
        }

        public class SearchPanelSideBarHelper : IDisposable
        {
            private readonly HtmlHelper rohtml;

            public SearchPanelSideBarHelper(HtmlHelper html)
            {
                rohtml = html;
            }

            public void Dispose()
            {
                rohtml.SearchPanelSideBarEnd();
            }
        }
    }
}