From a2a660e876b405737d337dd8a46bf3263ebc1dd2 Mon Sep 17 00:00:00 2001
From: Yunus Emre Kalkan <emre.kalkan@volosoft.com>
Date: Tue, 18 Dec 2018 15:09:51 +0300
Subject: [PATCH] abp-modal tag helper improvements

---
 .../TagHelpers/Modal/AbpModalTagHelper.cs                   | 2 ++
 .../TagHelpers/Modal/AbpModalTagHelperService.cs            | 6 ++++++
 2 files changed, 8 insertions(+)

diff --git a/framework/src/Volo.Abp.AspNetCore.Mvc.UI.Bootstrap/TagHelpers/Modal/AbpModalTagHelper.cs b/framework/src/Volo.Abp.AspNetCore.Mvc.UI.Bootstrap/TagHelpers/Modal/AbpModalTagHelper.cs
index 5524f221ff..aa61832ab9 100644
--- a/framework/src/Volo.Abp.AspNetCore.Mvc.UI.Bootstrap/TagHelpers/Modal/AbpModalTagHelper.cs
+++ b/framework/src/Volo.Abp.AspNetCore.Mvc.UI.Bootstrap/TagHelpers/Modal/AbpModalTagHelper.cs
@@ -4,6 +4,8 @@
     {
         public AbpModalSize Size { get; set; } = AbpModalSize.Default;
 
+        public bool? Centered { get; set; } = false;
+
         public AbpModalTagHelper(AbpModalTagHelperService tagHelperService)
             : base(tagHelperService)
         {
diff --git a/framework/src/Volo.Abp.AspNetCore.Mvc.UI.Bootstrap/TagHelpers/Modal/AbpModalTagHelperService.cs b/framework/src/Volo.Abp.AspNetCore.Mvc.UI.Bootstrap/TagHelpers/Modal/AbpModalTagHelperService.cs
index 23453df1d0..8106db4661 100644
--- a/framework/src/Volo.Abp.AspNetCore.Mvc.UI.Bootstrap/TagHelpers/Modal/AbpModalTagHelperService.cs
+++ b/framework/src/Volo.Abp.AspNetCore.Mvc.UI.Bootstrap/TagHelpers/Modal/AbpModalTagHelperService.cs
@@ -36,6 +36,12 @@ namespace Volo.Abp.AspNetCore.Mvc.UI.Bootstrap.TagHelpers.Modal
         {
             var classNames = new StringBuilder("modal-dialog");
 
+            if (TagHelper.Centered ?? false)
+            {
+                classNames.Append(" ");
+                classNames.Append("modal-dialog-centered");
+            }
+
             if (TagHelper.Size != AbpModalSize.Default)
             {
                 classNames.Append(" ");