Fixing conflict between lists and container admin navicon by applying the unused menu.list-definition.png to lists

src/Orchard.Web/Core/Containers/AdminMenu.cs

@@ -76,7 +76,7 @@ namespace Orchard.Core.Containers {
                     item.Action(containerMetadata.AdminRouteValues);
 
                     item.Action(containerMetadata.AdminRouteValues);
-                    item.AddClass("nav-list");
+                    item.AddClass("section-container");
                     item.AddClass(closureContainer.AdminMenuText.HtmlClassify());
                     item.LinkToFirstChild(false);
 

src/Orchard.Web/Core/Containers/Styles/menu.container-admin.css

@@ -1,22 +1,7 @@
-.navicon-list,
-.navicon-lists,
-.section-new .subnavicon-list,
-.nav-list > h3 > a,
-.nav-list-definition > h3 > a {
+.menu-admin > .section-container > h3 > a {
     background-image: url(images/menu.container.png) !important;
 }
 
-.navicon-list:hover,
-.navicon-lists:hover,
-.nav-list > h3 > a:hover,
-.nav-list-definition > h3 > a:hover {
+.menu-admin > .section-container > h3 > a:hover {
     background-position: 0 -30px !important;
 }
-
-.navicon-lists {
-    background-image: url(images/menu.container.png) !important;
-}
-
-.navicon-lists:hover {
-    background-position: 0 -30px !important;
-}

src/Orchard.Web/Modules/Orchard.Lists/AdminMenu.cs

@@ -8,7 +8,7 @@ namespace Orchard.Lists {
 
         public void GetNavigation(NavigationBuilder builder) =>
             builder
-                .AddImageSet("container")
+                .AddImageSet("lists")
                 .Add(T("Lists"), "11", item => item
                 .Action("Index", "Admin", new { area = "Orchard.Lists" }).Permission(Permissions.ManageLists));
     }

src/Orchard.Web/Modules/Orchard.Lists/Orchard.Lists.csproj

@@ -115,6 +115,7 @@
     <Content Include="Styles\images\icons.png" />
     <Content Include="Styles\images\view.default.png" />
     <Content Include="Styles\images\view.condensed.png" />
+    <Content Include="Styles\menu.lists-admin.css" />
     <Content Include="Styles\nprogress.css" />
     <Content Include="Scripts\nprogress.js" />
     <Content Include="Scripts\orchard-lists-admin.js" />
@@ -143,7 +144,7 @@
     <Content Include="Scripts\orchard-lists-admin.min.js">
       <DependentUpon>orchard-lists-admin.js</DependentUpon>
     </Content>
-    <Content Include="Styles\images\menu.list-definition.png" />
+    <Content Include="Styles\images\menu.lists.png" />
     <Content Include="Styles\images\move.gif" />
     <Content Include="Styles\images\offline.gif" />
     <Content Include="Styles\images\online.gif" />

src/Orchard.Web/Modules/Orchard.Lists/Styles/menu.lists-admin.css

@@ -0,0 +1,7 @@
+.navicon-lists {
+    background-image: url(images/menu.lists.png) !important;
+}
+
+.navicon-lists:hover {
+    background-position: 0 -30px !important;
+}