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320
KretaWeb/Helpers/MultiSelectExtensions.cs
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320
KretaWeb/Helpers/MultiSelectExtensions.cs
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using System;
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using System.Collections.Generic;
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using System.Linq.Expressions;
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using System.Text;
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using System.Web.Mvc;
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using Kendo.Mvc.UI;
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using Kendo.Mvc.UI.Fluent;
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using Kreta.Resources;
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namespace Kreta.Web.Helpers
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{
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public static class MultiSelectExtensions
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{
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public static MultiSelectBuilder KretaMultiSelect(this HtmlHelper helper, string id, string url = null
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, string dataTextField = "Text", string datavalueField = "Value", string groupName = null, Type groupType = null, bool isSingleElementSet = true)
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{
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var multiSelect = helper.Kendo().MultiSelect()
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.Name(id)
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.DataTextField(dataTextField)
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.DataValueField(datavalueField);
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if (!string.IsNullOrWhiteSpace(groupName))
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{
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multiSelect.DataSource(source =>
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{
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source.Custom()
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.ServerFiltering(enabled: true)
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.Transport(transport => transport.Read(read => read.Url(url)))
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.Group(g => g.Add(groupName, groupType));
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});
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}
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else
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{
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multiSelect.DataSource(source =>
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{
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source.Custom()
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.ServerFiltering(enabled: true)
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.Transport(transport => transport.Read(read => read.Url(url)));
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});
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}
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SetDataBoundEvent(isSingleElementSet, multiSelect);
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return multiSelect;
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}
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public static MultiSelectBuilder KretaMultiSelect(this HtmlHelper helper, string id, List<SelectListItem> items, object htmlAttributes = null, bool isSingleElementSet = true)
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{
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var multiSelect = helper.Kendo().MultiSelect()
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.Name(id)
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.BindTo(items)
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.HtmlAttributes(htmlAttributes);
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SetDataBoundEvent(isSingleElementSet, multiSelect);
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return multiSelect;
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}
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public static MultiSelectBuilder KretaMultiSelectFor<TModel, TProperty>(this HtmlHelper<TModel> helper, Expression<Func<TModel, TProperty>> expression, IEnumerable<SelectListItem> selectList, IDictionary<string, object> htmlAttributes = null, bool isSingleElementSet = true)
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{
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var metadata = ModelMetadata.FromLambdaExpression(expression, helper.ViewData);
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if (htmlAttributes == null)
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{
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htmlAttributes = new Dictionary<string, object>();
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}
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if (metadata.IsRequired)
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{
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htmlAttributes.Add("data-labelmsg", metadata.DisplayName + " *");
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}
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else
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{
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htmlAttributes.Add("data-labelmsg", metadata.DisplayName);
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}
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var multiSelect = helper.Kendo()
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.MultiSelectFor(expression)
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.BindTo(selectList)
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.HtmlAttributes(htmlAttributes);
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SetDataBoundEvent(isSingleElementSet, multiSelect);
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return multiSelect;
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}
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public static MultiSelectBuilder KretaMultiSelectFor<TModel, TProperty>(this HtmlHelper<TModel> helper, Expression<Func<TModel, TProperty>> expression, string url, string dataTextField = "Text", string datavalueField = "Value", IDictionary<string, object> htmlAttributes = null, bool isSingleElementSet = true)
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{
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var fieldName = ExpressionHelper.GetExpressionText(expression);
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var fullBindingName = helper.ViewContext.ViewData.TemplateInfo.GetFullHtmlFieldName(fieldName);
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var metadata = ModelMetadata.FromLambdaExpression(expression, helper.ViewData);
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var value = metadata.Model;
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if (htmlAttributes == null)
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{
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htmlAttributes = new Dictionary<string, object>();
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}
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if (metadata.IsRequired)
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{
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htmlAttributes.Add("data-labelmsg", metadata.DisplayName + " *");
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}
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else
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{
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htmlAttributes.Add("data-labelmsg", metadata.DisplayName);
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}
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var multiSelect = helper.Kendo()
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.MultiSelectFor(expression)
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.DataTextField(dataTextField)
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.DataValueField(datavalueField)
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.DataSource(source =>
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{
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source.Custom()
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.Transport(transport =>
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{
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transport.Read(
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read => read.Url(url));
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});
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})
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.HtmlAttributes(htmlAttributes);
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SetDataBoundEvent(isSingleElementSet, multiSelect);
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return multiSelect;
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}
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public static MultiSelectBuilder KretaMultiSelectNyomtatvany(this HtmlHelper helper, string id, string url, IDictionary<string, object> htmlAttributes = null, bool? grouping = null, string groupName = null, bool isSingleElementSet = true)
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{
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(htmlAttributes ?? (htmlAttributes = new Dictionary<string, object>(StringComparer.OrdinalIgnoreCase))).Add("data-labelmsg", id);
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var multiSelect = helper.Kendo().MultiSelect()
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.Name(id)
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.Placeholder(CommonResource.PleaseChoose)
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.AutoClose(autoClose: false)
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.HtmlAttributes(htmlAttributes)
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.DataTextField("Text")
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.DataValueField("Value");
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SetDataBoundEvent(isSingleElementSet, multiSelect);
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if (grouping == true && !string.IsNullOrWhiteSpace(groupName))
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{
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multiSelect.DataSource(source =>
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{
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source.Custom()
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.Transport(transport => transport.Read(read => read.Url(url)))
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.Group(g => g.Add(groupName, typeof(string)));
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});
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}
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else
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{
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multiSelect.DataSource(source =>
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{
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source.Custom()
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.Transport(transport => transport.Read(read => read.Url(url)));
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});
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}
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multiSelect.Events(e => e.Open("KretaMultiSelectHelper.onOpenDropdownMultiSelect"));
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return multiSelect;
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}
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private static void SetDataBoundEvent(bool isSingleElementSet, MultiSelectBuilder multiSelect)
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{
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if (isSingleElementSet)
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{
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multiSelect.Events(e => e.DataBound("KretaMultiSelectHelper.dataBoundMultiSelect"));
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}
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}
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public static MvcHtmlString RenderSearchPanel(this MultiSelectBuilder helper)
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{
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var labelMsg = "";
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foreach (var item in helper.ToComponent().HtmlAttributes)
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{
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if (string.Equals(item.Key, "data-labelmsg", StringComparison.OrdinalIgnoreCase) && item.Value != null)
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{
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labelMsg = item.Value.ToString();
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}
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}
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var sb = new StringBuilder();
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sb.Append("<div class=\"searchInputRowHeight\"><div>");
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sb.Append("<label class=\"searchPanelInputLabel\" for=\"").Append(helper.ToComponent().Name).Append("\">").Append(labelMsg).Append("</label>");
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sb.Append("</div><div>");
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sb.Append(helper.ToHtmlString());
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sb.Append("</div></div>");
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return new MvcHtmlString(sb.ToString());
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}
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public static MvcHtmlString RenderSearchPanelSideBar(this MultiSelectBuilder helper, bool allButtons = false)
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{
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var labelMsg = "";
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foreach (var item in helper.ToComponent().HtmlAttributes)
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{
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if (string.Equals(item.Key, "data-labelmsg", StringComparison.OrdinalIgnoreCase) && item.Value != null)
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{
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labelMsg = item.Value.ToString();
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}
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}
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var name = helper.ToComponent().Name;
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var sb = new StringBuilder();
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sb.Append("<div class=\"searchPanelRow\">");
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sb.Append("<div class=\"searchPanelRowTitle\">");
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sb.Append("<label class=\"searchPanelLabel\" for=\"").Append(name).Append("\">").Append(labelMsg).Append("</label>");
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sb.Append("</div>");
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sb.Append("<div class=\"searchPanelRowValue\">");
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sb.Append(helper.ToHtmlString());
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if (allButtons)
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{
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sb.Append("<div style=\"margin-top: 3px;\">");
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sb.Append("<button id=\"selectAll").Append(name).Append("\" type=\"button\" title=\"").Append(CommonResource.MindenElemKivalasztasa).Append("\" data-role=\"button\" class=\"k-button\" role=\"button\" aria-disabled=\"false\" tabindex=\"0\">+</button>");
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sb.Append("<button id=\"deselectAll").Append(name).Append("\" type=\"button\" title=\"").Append(CommonResource.MindenElemEltavolitasa).Append("\" data-role=\"button\" class=\"k-button\" role=\"button\" aria-disabled=\"false\" tabindex=\"0\" style=\"margin-left: 3px;\">-</button>");
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sb.Append("</div>");
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}
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sb.Append("</div>");
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sb.Append("</div>");
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if (allButtons)
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{
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sb.Append("<script>$(document).ready(function() { ");
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sb.Append("var comp = $(\"#").Append(name).Append("\").data(\"kendoMultiSelect\");");
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sb.Append("$(\"#selectAll").Append(name).Append("\").click(function() {{ var values = []; $.each(comp.dataSource.data(), function(i, v) {{ values.push(v.Value); }}); comp.value(values); }});");
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sb.Append("$(\"#deselectAll").Append(name).Append("\").click(function() {{ comp.value([]); }});");
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sb.Append("});</script>");
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}
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return new MvcHtmlString(sb.ToString());
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}
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public static MvcHtmlString RenderWithName(this MultiSelectBuilder helper, int labelWidth = 6, int inputWidth = 6, string tooltipResource = null, bool isCustomRequired = false)
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{
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var labelMsg = "";
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foreach (var item in helper.ToComponent().HtmlAttributes)
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{
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if (string.Equals(item.Key, "data-labelmsg", StringComparison.OrdinalIgnoreCase) && item.Value != null)
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{
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labelMsg = item.Value.ToString();
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}
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}
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if (isCustomRequired)
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{
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labelMsg += " *";
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}
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var sb = new StringBuilder();
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if (string.IsNullOrWhiteSpace(tooltipResource))
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{
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AddRenderWithNameBeginingFrame(sb, labelWidth, inputWidth, helper.ToComponent().Name, labelMsg, string.Empty);
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}
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else
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{
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AddRenderWithNameTooltipBeginingFrame(sb, labelWidth, inputWidth, helper.ToComponent().Name, labelMsg, string.Empty, tooltipResource);
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}
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sb.Append(helper.ToHtmlString());
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AddRenderWithNameCloseingFrame(sb);
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return new MvcHtmlString(sb.ToString());
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}
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public static MvcHtmlString RenderWithName(this MultiSelectBuilder helper, string label, int labelWidth = 6, int inputWidth = 6, string tooltipResource = null)
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{
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var sb = new StringBuilder();
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if (string.IsNullOrWhiteSpace(tooltipResource))
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{
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AddRenderWithNameBeginingFrame(sb, labelWidth, inputWidth, helper.ToComponent().Name, label, string.Empty);
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}
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else
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{
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AddRenderWithNameTooltipBeginingFrame(sb, labelWidth, inputWidth, helper.ToComponent().Name, label, string.Empty, tooltipResource);
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}
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sb.Append(helper.ToHtmlString());
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AddRenderWithNameCloseingFrame(sb);
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return new MvcHtmlString(sb.ToString());
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}
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public static MvcHtmlString RenderWithoutName(this MultiSelectBuilder helper, int inputWidth = 12, string customClass = "")
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{
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var sb = new StringBuilder();
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AddRenderWithNameBeginingFrame(sb, 0, inputWidth, helper.ToComponent().Name, string.Empty, customClass);
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sb.Append(helper.ToHtmlString());
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AddRenderWithNameCloseingFrame(sb);
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return new MvcHtmlString(sb.ToString());
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}
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private static void AddRenderWithNameBeginingFrame(StringBuilder sb, int labelWidth, int inputWidth, string controlName, string labelMsg, string customClass)
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{
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sb.AppendFormat("<div class=\"{0} {1} \">", BootsrapHelper.GetSizeClasses(labelWidth), customClass);
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sb.AppendFormat("<label class=\"windowInputLabel\" for=\"{0}\">{1}</label>", controlName, labelMsg);
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sb.AppendFormat("</div><div class=\"{0} {1}\">", BootsrapHelper.GetSizeClasses(inputWidth), customClass);
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}
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private static void AddRenderWithNameTooltipBeginingFrame(StringBuilder sb, int labelWidth, int inputWidth, string controlName, string labelMsg, string customClass, string tooltipResource)
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{
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sb.AppendFormat("<div class=\"{0} {1} kretaLabelTooltip \">", BootsrapHelper.GetSizeClasses(labelWidth), customClass);
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sb.AppendFormat("<label class=\"windowInputLabel\" for=\"{0}\">{1}", controlName, labelMsg);
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sb.Append(" <img class='kretaLabelTooltipImg' />");
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sb.AppendFormat("<span class=\"kretaLabelTooltipText\">{0}</span>", tooltipResource);
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sb.Append("</label>");
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sb.AppendFormat("</div><div class=\"{0} {1}\">", BootsrapHelper.GetSizeClasses(inputWidth), customClass);
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}
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private static void AddRenderWithNameCloseingFrame(StringBuilder sb)
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{
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sb.Append("</div>");
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}
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}
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}
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