Select Tag Helper

src/Volo.Abp.AspNetCore.Mvc.UI.Bootstrap/TagHelpers/AbpTagHelperService.cs

@@ -30,11 +30,11 @@ namespace Volo.Abp.AspNetCore.Mvc.UI.Bootstrap.TagHelpers
             return Task.CompletedTask;
         }
 
-        protected TagHelperOutput GetInnerTagHelper(TagHelperAttributeList attributeList, TagHelper tagHelper, string tagName = "div")
+        protected TagHelperOutput GetInnerTagHelper(TagHelperAttributeList attributeList, TagHelper tagHelper, string tagName = "div", TagMode tagMode = TagMode.SelfClosing)
         {
             var innerOutput = new TagHelperOutput(tagName, attributeList, (useCachedResult, encoder) => Task.Run<TagHelperContent>(() => new DefaultTagHelperContent()))
             {
-                TagMode = TagMode.SelfClosing
+                TagMode = tagMode
             };
 
             var innerContext = new TagHelperContext(attributeList, new Dictionary<object, object>(), Guid.NewGuid().ToString());
@@ -44,11 +44,11 @@ namespace Volo.Abp.AspNetCore.Mvc.UI.Bootstrap.TagHelpers
             return innerOutput;
         }
 
-        protected string RenderTagHelper(TagHelperAttributeList attributeList, TagHelper tagHelper, HtmlEncoder htmlEncoder, string tagName = "div")
+        protected string RenderTagHelper(TagHelperAttributeList attributeList, TagHelper tagHelper, HtmlEncoder htmlEncoder, string tagName = "div", TagMode tagMode = TagMode.SelfClosing)
         {
             var innerOutput = new TagHelperOutput(tagName, attributeList, (useCachedResult, encoder) => Task.Run<TagHelperContent>(() => new DefaultTagHelperContent()))
             {
-                TagMode = TagMode.SelfClosing
+                TagMode = tagMode
             };
 
             var innerContext = new TagHelperContext(attributeList, new Dictionary<object, object>(), Guid.NewGuid().ToString());

src/Volo.Abp.AspNetCore.Mvc.UI.Bootstrap/TagHelpers/Form/AbpInputTagHelperService.cs

@@ -1,4 +1,5 @@
-using System.Text;
+using System.Linq;
+using System.Text;
 using System.Text.Encodings.Web;
 using System.Threading.Tasks;
 using Microsoft.AspNetCore.Mvc.Rendering;
@@ -11,12 +12,10 @@ namespace Volo.Abp.AspNetCore.Mvc.UI.Bootstrap.TagHelpers.Form
 {
     public class AbpInputTagHelperService : AbpTagHelperService<AbpInputTagHelper>
     {
-        private readonly HtmlEncoder _htmlEncoder;
         private readonly IHtmlGenerator _generator;
 
-        public AbpInputTagHelperService(HtmlEncoder htmlEncoder, IHtmlGenerator generator)
+        public AbpInputTagHelperService(IHtmlGenerator generator)
         {
-            _htmlEncoder = htmlEncoder;
             _generator = generator;
         }
 
@@ -29,18 +28,19 @@ namespace Volo.Abp.AspNetCore.Mvc.UI.Bootstrap.TagHelpers.Form
 
         protected virtual void ProcessAttributes(TagHelperOutput output)
         {
-            var inputTagHelperOutput = GetAttributes();
+            output.Attributes.RemoveAll("asp-for");
+
+            var inputTagHelperOutput = GetAttributes(output);
 
             foreach (var tagHelperAttribute in inputTagHelperOutput.Attributes)
             {
                 output.Attributes.Add(tagHelperAttribute);
             }
 
-            output.Attributes.RemoveAll("asp-for");
             output.Attributes.Add("class", "form-control");
         }
 
-        protected virtual TagHelperOutput GetAttributes()
+        protected virtual TagHelperOutput GetAttributes(TagHelperOutput output)
         {
             var inputTagHelper = new InputTagHelper(_generator)
             {

src/Volo.Abp.AspNetCore.Mvc.UI.Bootstrap/TagHelpers/Form/AbpSelectTagHelper.cs

@@ -0,0 +1,25 @@
+using System.Collections.Generic;
+using Microsoft.AspNetCore.Mvc.Rendering;
+using Microsoft.AspNetCore.Mvc.ViewFeatures;
+using Microsoft.AspNetCore.Razor.TagHelpers;
+using Volo.Abp.DependencyInjection;
+
+namespace Volo.Abp.AspNetCore.Mvc.UI.Bootstrap.TagHelpers.Form
+{
+    public class AbpSelectTagHelper : AbpTagHelper<AbpSelectTagHelper, AbpSelectTagHelperService>, ITransientDependency
+    {
+        public ModelExpression AspFor { get; set; }
+
+        public IEnumerable<SelectListItem> AspItems { get; set; }
+
+        [HtmlAttributeNotBound]
+        [ViewContext]
+        public ViewContext ViewContext { get; set; }
+
+        public AbpSelectTagHelper(AbpSelectTagHelperService tagHelperService)
+            : base(tagHelperService)
+        {
+
+        }
+    }
+}

src/Volo.Abp.AspNetCore.Mvc.UI.Bootstrap/TagHelpers/Form/AbpSelectTagHelperService.cs

@@ -0,0 +1,45 @@
+using System.Text;
+using System.Text.Encodings.Web;
+using System.Threading.Tasks;
+using Microsoft.AspNetCore.Mvc.Rendering;
+using Microsoft.AspNetCore.Mvc.TagHelpers;
+using Microsoft.AspNetCore.Mvc.ViewFeatures;
+using Microsoft.AspNetCore.Razor.TagHelpers;
+using Volo.Abp.AspNetCore.Mvc.UI.Bootstrap.Microsoft.AspNetCore.Razor.TagHelpers;
+
+namespace Volo.Abp.AspNetCore.Mvc.UI.Bootstrap.TagHelpers.Form
+{
+    public class AbpSelectTagHelperService : AbpTagHelperService<AbpSelectTagHelper>
+    {
+        private readonly IHtmlGenerator _generator;
+        private readonly HtmlEncoder _encoder;
+
+        public AbpSelectTagHelperService(IHtmlGenerator generator, HtmlEncoder encoder)
+        {
+            _generator = generator;
+            _encoder = encoder;
+        }
+
+        public override void Process(TagHelperContext context, TagHelperOutput output)
+        {
+            output.TagName = "div";
+            output.Attributes.Add("class", "form-control");
+            output.TagMode = TagMode.StartTagAndEndTag;
+
+            output.Content.SetHtmlContent(GetInnerHtml(output));
+            output.Attributes.Clear();
+        }
+
+        protected virtual string GetInnerHtml(TagHelperOutput output)
+        {
+            var selectTagHelper = new SelectTagHelper(_generator)
+            {
+                For = TagHelper.AspFor,
+                Items = TagHelper.AspItems,
+                ViewContext = TagHelper.ViewContext
+            };
+
+            return RenderTagHelper(output.Attributes, selectTagHelper, _encoder, "select", TagMode.StartTagAndEndTag);
+        }
+    }
+}

test/Volo.Abp.AspNetCore.Mvc.UI.Bootstrap.Demo/Pages/Components/Forms.cshtml

@@ -1,4 +1,5 @@
 @page
+@using Volo.Abp.AspNetCore.Mvc.UI.Bootstrap.Demo.Pages.Components
 @model Volo.Abp.AspNetCore.Mvc.UI.Bootstrap.Demo.Pages.Components.FormsModel
 @{
     ViewData["Title"] = "Forms";
@@ -13,6 +14,12 @@
 <div class="demo-with-code">
     <div class="demo-area">
         <form method="post" action="#">
+            <abp-form-group>
+                <abp-select asp-for="@Model.Country" asp-items="@Model.Countries"></abp-select>
+            </abp-form-group>
+            <abp-form-group>
+                <abp-select asp-for="@Model.City" asp-items="@Html.GetEnumSelectList(typeof(Cities))"></abp-select>
+            </abp-form-group>
             <abp-form-group>
                 <abp-input asp-for="@Model.Name" />
             </abp-form-group>
@@ -38,27 +45,35 @@
     </div>
     <div class="code-area">
         <pre>       
-        &lt;abp-form-group&gt;
+        &lt;form method=&quot;post&quot; action=&quot;#&quot;&gt;
-            &lt;abp-input asp-for=&quot;@Model.Name&quot; /&gt;
+            &lt;abp-form-group&gt;
-        &lt;/abp-form-group&gt;
+                &lt;abp-select asp-for=&quot;@Model.Country&quot; asp-items=&quot;@Model.Countries&quot;&gt;&lt;/abp-select&gt;
-        &lt;abp-form-group&gt;
+            &lt;/abp-form-group&gt;
-            &lt;abp-input asp-for=&quot;@Model.Password&quot; /&gt;
+            &lt;abp-form-group&gt;
-        &lt;/abp-form-group&gt;
+                &lt;abp-select asp-for=&quot;@Model.City&quot; asp-items=&quot;@Html.GetEnumSelectList(typeof(Cities))&quot;&gt;&lt;/abp-select&gt;
-        &lt;abp-form-group&gt;
+            &lt;/abp-form-group&gt;
-            &lt;abp-input asp-for=&quot;@Model.PhoneNumber&quot; /&gt;
+            &lt;abp-form-group&gt;
-        &lt;/abp-form-group&gt;
+                &lt;abp-input asp-for=&quot;@Model.Name&quot; /&gt;
-        &lt;abp-form-group&gt;
+            &lt;/abp-form-group&gt;
-            &lt;abp-input asp-for=&quot;@Model.EmailAddress&quot; /&gt;
+            &lt;abp-form-group&gt;
-        &lt;/abp-form-group&gt;
+                &lt;abp-input asp-for=&quot;@Model.Password&quot; /&gt;
-        &lt;abp-form-group&gt;
+            &lt;/abp-form-group&gt;
-            &lt;abp-input asp-for=&quot;@Model.Count&quot; /&gt;
+            &lt;abp-form-group&gt;
-        &lt;/abp-form-group&gt;
+                &lt;abp-input asp-for=&quot;@Model.PhoneNumber&quot; /&gt;
-        &lt;abp-form-group&gt;
+            &lt;/abp-form-group&gt;
-            &lt;abp-input asp-for=&quot;@Model.Day&quot; /&gt;
+            &lt;abp-form-group&gt;
-        &lt;/abp-form-group&gt;
+                &lt;abp-input asp-for=&quot;@Model.EmailAddress&quot; /&gt;
-        &lt;abp-form-group&gt;
+            &lt;/abp-form-group&gt;
-            &lt;abp-input asp-for=&quot;@Model.IsActive&quot; /&gt;
+            &lt;abp-form-group&gt;
-        &lt;/abp-form-group&gt;
+                &lt;abp-input asp-for=&quot;@Model.Count&quot; /&gt;
+            &lt;/abp-form-group&gt;
+            &lt;abp-form-group&gt;
+                &lt;abp-input asp-for=&quot;@Model.Day&quot; /&gt;
+            &lt;/abp-form-group&gt;
+            &lt;abp-form-group&gt;
+                &lt;abp-input asp-for=&quot;@Model.IsActive&quot; /&gt;
+            &lt;/abp-form-group&gt;
+        &lt;/form&gt;
         </pre>
     </div>
 </div>

test/Volo.Abp.AspNetCore.Mvc.UI.Bootstrap.Demo/Pages/Components/Forms.cshtml.cs

@@ -1,7 +1,10 @@
 using System;
+using System.Collections.Generic;
 using System.ComponentModel;
 using System.ComponentModel.DataAnnotations;
 using Microsoft.AspNetCore.Mvc.RazorPages;
+using Microsoft.AspNetCore.Mvc.Rendering;
+using Microsoft.AspNetCore.Mvc.ViewFeatures;
 
 namespace Volo.Abp.AspNetCore.Mvc.UI.Bootstrap.Demo.Pages.Components
 {
@@ -9,34 +12,55 @@ namespace Volo.Abp.AspNetCore.Mvc.UI.Bootstrap.Demo.Pages.Components
     {
         [Required]
         [DisplayName("Name")]
-        public string Name = "MyName";
+        public string Name { get; set; }
 
         [Required]
         [EmailAddress]
         [DisplayName("Email")]
-        public string EmailAddress = "info@volosoft.com";
+        public string EmailAddress { get; set; }
 
-        [DisplayName("Password")]
         [DataType(DataType.Password)]
-        public string Password = "MyPass";
+        public string Password { get; set; } = "MyPass";
 
         [Phone]
         [DisplayName("Phone Number")]
-        public string PhoneNumber = "05069231382";
+        public string PhoneNumber { get; set; }
 
         [DisplayName("Count")]
-        public int Count = 42;
+        public int Count { get; set; }
 
         [DataType(DataType.Date)]
         [DisplayName("Day")]
-        public DateTime Day = DateTime.Today;
+        public DateTime Day { get; set; }
         
         [DisplayName("Is Active")]
-        public bool IsActive = true;
+        public bool IsActive { get; set; }
+
+        [DisplayName("Country")]
+        public string Country { get; set; }
+
+        [DisplayName("City")]
+        public Cities City { get; set; }
+
+        public List<SelectListItem> Countries { get; } = new List<SelectListItem>
+        {
+            new SelectListItem { Value = "MX", Text = "Mexico" },
+            new SelectListItem { Value = "CA", Text = "Canada" },
+            new SelectListItem { Value = "US", Text = "USA"  },
+        };
 
         public void OnGet()
         {
+            Name = "MyName";
+            Day = DateTime.Today;
 
         }
     }
+
+    public enum Cities
+    {
+        Istanbul,
+        NewJersey,
+        Moscow
+    }
 }