Adding recently installed indication.

--HG--
branch : dev

src/Orchard.Web/Modules/Orchard.Modules/Controllers/AdminController.cs

@@ -1,4 +1,5 @@
 using System;
+using System.Collections.Generic;
 using System.Linq;
 using System.Web.Mvc;
 using Orchard.Data.Migration;
@@ -52,12 +53,15 @@ namespace Orchard.Modules.Controllers {
             if (!Services.Authorizer.Authorize(StandardPermissions.SiteOwner, T("Not allowed to manage modules")))
                 return new HttpUnauthorizedResult();
 
-            var modules = _extensionManager.AvailableExtensions().Where(x => DefaultExtensionTypes.IsModule(x.ExtensionType));
+            IEnumerable<Module> modules = _extensionManager.AvailableExtensions()
+                .Where(x => DefaultExtensionTypes.IsModule(x.ExtensionType))
+                .Select(extensionDescriptor => new Module(extensionDescriptor) {
+                                IsRecentlyInstalled = _moduleService.UpdateIsRecentlyInstalled(extensionDescriptor)
+                            });
 
             return View(new ModulesIndexViewModel { 
                 Modules = modules,
-                InstallModules = _featureManager.GetEnabledFeatures().FirstOrDefault(f => f.Id == "PackagingServices") != null,
+                InstallModules = _featureManager.GetEnabledFeatures().FirstOrDefault(f => f.Id == "PackagingServices") != null
-                BrowseToGallery = _featureManager.GetEnabledFeatures().FirstOrDefault(f => f.Id == "Gallery") != null
             });
         }
 
@@ -67,12 +71,14 @@ namespace Orchard.Modules.Controllers {
 
             var featuresThatNeedUpdate = _dataMigrationManager.GetFeaturesThatNeedUpdate();
 
-            var features = _featureManager.GetAvailableFeatures()
+            IEnumerable<ModuleFeature> features = _featureManager.GetAvailableFeatures()
                 .Where(f => !DefaultExtensionTypes.IsTheme(f.Extension.ExtensionType))
-                .Select(f=>new ModuleFeature{Descriptor=f,
+                .Select(f => new ModuleFeature {
-                IsEnabled=_shellDescriptor.Features.Any(sf=>sf.Name==f.Id),
+                                Descriptor = f,
-                NeedsUpdate=featuresThatNeedUpdate.Contains(f.Id)})
+                                IsEnabled = _shellDescriptor.Features.Any(sf => sf.Name == f.Id),
-                .ToList();
+                                IsRecentlyInstalled = _moduleService.UpdateIsRecentlyInstalled(f.Extension),
+                                NeedsUpdate = featuresThatNeedUpdate.Contains(f.Id)
+                            });
 
             return View(new FeaturesViewModel { Features = features });
         }

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

@@ -57,6 +57,8 @@
     <Compile Include="Controllers\AdminController.cs" />
     <Compile Include="Extensions\StringExtensions.cs" />
     <Compile Include="Models\DoghouseComparer.cs" />
+    <Compile Include="Services\IModuleService.cs" />
+    <Compile Include="ViewModels\Module.cs" />
     <Compile Include="ViewModels\ModuleFeature.cs" />
     <Compile Include="ViewModels\FeaturesViewModel.cs" />
     <Compile Include="Permissions.cs" />

src/Orchard.Web/Modules/Orchard.Modules/Services/IModuleService.cs

@@ -0,0 +1,12 @@
+using System.Collections.Generic;
+using Orchard.Environment.Extensions.Models;
+
+namespace Orchard.Modules.Services {
+    public interface IModuleService : IDependency {
+        void EnableFeatures(IEnumerable<string> featureNames);
+        void EnableFeatures(IEnumerable<string> featureNames, bool force);
+        void DisableFeatures(IEnumerable<string> featureNames);
+        void DisableFeatures(IEnumerable<string> featureNames, bool force);
+        bool UpdateIsRecentlyInstalled(ExtensionDescriptor module);
+    }
+}

src/Orchard.Web/Modules/Orchard.Modules/Services/ModuleService.cs

@@ -5,44 +5,35 @@ using Orchard.Environment.Extensions;
 using Orchard.Environment.Extensions.Models;
 using Orchard.Environment.Descriptor;
 using Orchard.Environment.Descriptor.Models;
+using Orchard.FileSystems.VirtualPath;
 using Orchard.Localization;
 using Orchard.Modules.ViewModels;
 using Orchard.UI.Notify;
 
 namespace Orchard.Modules.Services {
-    public interface IModuleService : IDependency {
-        void EnableFeatures(IEnumerable<string> featureNames);
-        void EnableFeatures(IEnumerable<string> featureNames, bool force);
-        void DisableFeatures(IEnumerable<string> featureNames);
-        void DisableFeatures(IEnumerable<string> featureNames, bool force);
-    }
-
     public class ModuleService : IModuleService {
+        private readonly IVirtualPathProvider _virtualPathProvider;
         private readonly IExtensionManager _extensionManager;
         private readonly IShellDescriptorManager _shellDescriptorManager;
 
         public ModuleService(
-                IOrchardServices orchardServices, 
+                IOrchardServices orchardServices,
+                IVirtualPathProvider virtualPathProvider,
                 IExtensionManager extensionManager,
                 IShellDescriptorManager shellDescriptorManager) {
+
             Services = orchardServices;
+
+            _virtualPathProvider = virtualPathProvider;
             _extensionManager = extensionManager;
             _shellDescriptorManager = shellDescriptorManager;
+
             T = NullLocalizer.Instance;
         }
 
         public Localizer T { get; set; }
         public IOrchardServices Services { get; set; }
 
-        //public IModule GetModuleByName(string moduleName) {
-        //    return _extensionManager
-        //        .AvailableExtensions()
-        //        .Where(e => string.Equals(e.Name, moduleName, StringComparison.OrdinalIgnoreCase))
-        //        .Where(e => string.Equals(e.ExtensionType, ModuleExtensionType, StringComparison.OrdinalIgnoreCase))
-        //        .Select(descriptor => AssembleModuleFromDescriptor(descriptor))
-        //        .FirstOrDefault();
-        //}
-
         public IEnumerable<ModuleFeature> GetAvailableFeatures() {
             var enabledFeatures = _shellDescriptorManager.GetShellDescriptor().Features;
             return _extensionManager.AvailableExtensions()
@@ -103,6 +94,31 @@ namespace Orchard.Modules.Services {
                                                           shellDescriptor.Parameters);
         }
 
+        /// <summary>
+        /// Updates the recently installed flag by using the project's last written time.
+        /// </summary>
+        /// <param name="descriptor">The extension descriptor.</param>
+        public bool UpdateIsRecentlyInstalled(ExtensionDescriptor descriptor) {
+            string projectFile = GetManifestPath(descriptor);
+            if (!string.IsNullOrEmpty(projectFile)) {
+                // If project file was modified less than 24 hours ago, the module was recently deployed
+                return DateTime.UtcNow.Subtract(_virtualPathProvider.GetFileLastWriteTimeUtc(projectFile)) < new TimeSpan(1, 0, 0, 0);
+            }
+
+            return false;
+        }
+
+        private string GetManifestPath(ExtensionDescriptor descriptor) {
+            string projectPath = _virtualPathProvider.Combine(descriptor.Location, descriptor.Id,
+                                                       "module.txt");
+
+            if (!_virtualPathProvider.FileExists(projectPath)) {
+                return null;
+            }
+
+            return projectPath;
+        }
+
         private IEnumerable<string> EnableFeature(string featureName, IEnumerable<ModuleFeature> features, bool force) {
             var featuresList = features.ToList();
             var getDisabledDependencies =

src/Orchard.Web/Modules/Orchard.Modules/ViewModels/FeaturesViewModel.cs

@@ -4,5 +4,4 @@ namespace Orchard.Modules.ViewModels {
     public class FeaturesViewModel {
         public IEnumerable<ModuleFeature> Features { get; set; }
     }
-}
+}
-

src/Orchard.Web/Modules/Orchard.Modules/ViewModels/Module.cs

@@ -0,0 +1,36 @@
+using Orchard.Environment.Extensions.Models;
+
+namespace Orchard.Modules.ViewModels {
+    /// <summary>
+    /// Represents a module.
+    /// </summary>
+    public class Module {
+        /// <summary>
+        /// Default constructor.
+        /// </summary>
+        public Module() {}
+
+        /// <summary>
+        /// Instantiates a module based on an extension descriptor.
+        /// </summary>
+        /// <param name="extensionDescriptor">The extension descriptor.</param>
+        public Module(ExtensionDescriptor extensionDescriptor) {
+            Descriptor = extensionDescriptor;
+        }
+
+        /// <summary>
+        /// The module's extension descriptor.
+        /// </summary>
+        public ExtensionDescriptor Descriptor { get; set; }
+
+        /// <summary>
+        /// Boolean value indicating if the module needs a version update.
+        /// </summary>
+        public bool NeedsVersionUpdate { get; set; }
+
+        /// <summary>
+        /// Boolean value indicating if the feature was recently installed.
+        /// </summary>
+        public bool IsRecentlyInstalled { get; set; }
+    }
+}

src/Orchard.Web/Modules/Orchard.Modules/ViewModels/ModuleFeature.cs

@@ -1,9 +1,33 @@
 using Orchard.Environment.Extensions.Models;
 
 namespace Orchard.Modules.ViewModels {
+    /// <summary>
+    /// Represents a module's feature.
+    /// </summary>
     public class ModuleFeature {
+        /// <summary>
+        /// The feature descriptor.
+        /// </summary>
         public FeatureDescriptor Descriptor  { get; set; }
+
+        /// <summary>
+        /// Boolean value indicating if the feature is enabled.
+        /// </summary>
         public bool IsEnabled { get; set; }
+
+        /// <summary>
+        /// Boolean value indicating if the feature needs a data update / migration.
+        /// </summary>
         public bool NeedsUpdate { get; set; }
+
+        /// <summary>
+        /// Boolean value indicating if the module needs a version update.
+        /// </summary>
+        public bool NeedsVersionUpdate { get; set; }
+
+        /// <summary>
+        /// Boolean value indicating if the feature was recently installed.
+        /// </summary>
+        public bool IsRecentlyInstalled { get; set; }
     }
 }

src/Orchard.Web/Modules/Orchard.Modules/ViewModels/ModulesIndexViewModel.cs

@@ -1,11 +1,8 @@
-using System;
+using System.Collections.Generic;
-using System.Collections.Generic;
-using Orchard.Environment.Extensions.Models;
 
 namespace Orchard.Modules.ViewModels {
     public class ModulesIndexViewModel {
         public bool InstallModules { get; set; }
-        public bool BrowseToGallery { get; set; }
+        public IEnumerable<Module> Modules { get; set; }
-        public IEnumerable<ExtensionDescriptor> Modules { get; set; }
     }
 }

src/Orchard.Web/Modules/Orchard.Modules/Views/Admin/Features.cshtml

@@ -43,6 +43,11 @@
                 if (feature == features.Last()) {
                     featureClassName += " last";
                 }
+
+                if (feature.IsRecentlyInstalled) {
+                    featureClassName += " recentlyInstalledFeature";
+                }
+
                 var dependencies = (from d in feature.Descriptor.Dependencies
                                     select (from f in Model.Features where f.Descriptor.Id == d select f).SingleOrDefault()).Where(f => f != null).OrderBy(f => f.Descriptor.Name);                
                 var missingDependencies = feature.Descriptor.Dependencies

src/Orchard.Web/Modules/Orchard.Modules/Views/Admin/Index.cshtml

@@ -14,23 +14,27 @@
 }
 
 @if (Model.Modules.Count() > 0) {
-<ul class="contentItems">
+    <ul class="contentItems">
-    @foreach (var module in Model.Modules.OrderBy(m => m.Name)) {
+        @foreach (var module in Model.Modules.OrderBy(m => m.Descriptor.Name)) {
-    <li>
+             string moduleClasses = module.IsRecentlyInstalled ? "recentlyInstalledModule" : string.Empty;
-        <div class="summary">
+
-            <div class="properties">
+            <li class="@moduleClasses">
-                <h2>@module.Name<span> - @T("Version: {0}", !string.IsNullOrEmpty(module.Version) ? module.Version : T("1.0").ToString())</span></h2>
+                <div class="summary">
-                @if (!string.IsNullOrEmpty(module.Description)) {
+                    <div class="properties">
-                <p>@module.Description</p>}
+                        <h2>@module.Descriptor.Name<span> - @T("Version: {0}", !string.IsNullOrEmpty(module.Descriptor.Version) ? module.Descriptor.Version : T("1.0").ToString())</span></h2>
-                <ul class="pageStatus" style="color:#666; margin:.6em 0 0 0;">
+                        @if (!string.IsNullOrEmpty(module.Descriptor.Description)) {
-                    <li>@T("Features: {0}", MvcHtmlString.Create(string.Join(", ", module.Features.Select(f => Html.Link(string.IsNullOrEmpty(f.Name) ? f.Id : f.Name, string.Format("{0}#{1}", Url.Action("features", new { area = "Orchard.Modules" }), f.Id.AsFeatureId(n => T(n)))).ToString()).OrderBy(s => s).ToArray())))</li>
+                        <p>@module.Descriptor.Description</p>}
-                    <li>&nbsp;&#124;&nbsp;@T("Author: {0}", !string.IsNullOrEmpty(module.Author) ? module.Author : T("Unknown").ToString())</li>
+                        <ul class="pageStatus" style="color:#666; margin:.6em 0 0 0;">
-                    <li>&nbsp;&#124;&nbsp;@T("Website: ")
+                            <li>@T("Features: {0}", MvcHtmlString.Create(string.Join(", ", module.Descriptor.Features.Select(f => Html.Link(string.IsNullOrEmpty(f.Name) ? f.Id : f.Name, string.Format("{0}#{1}", Url.Action("features", new { area = "Orchard.Modules" }), f.Id.AsFeatureId(n => T(n)))).ToString()).OrderBy(s => s).ToArray())))</li>
-                        @if (!string.IsNullOrEmpty(module.WebSite)) { <a href="@module.WebSite">@module.WebSite</a> }
+                            <li>&nbsp;&#124;&nbsp;@T("Author: {0}", !string.IsNullOrEmpty(module.Descriptor.Author) ? module.Descriptor.Author : T("Unknown").ToString())</li>
-                        else { @T("Unknown").ToString() }
+                            <li>&nbsp;&#124;&nbsp;@T("Website: ")
-                    </li>
+                                @if (!string.IsNullOrEmpty(module.Descriptor.WebSite)) { <a href="@module.Descriptor.WebSite">@module.Descriptor.WebSite</a> }
-                </ul>
+                                else { @T("Unknown").ToString() }
-            </div>
+                            </li>
-        </div>
+                        </ul>
-    </li>}
+                    </div>
-</ul>}
+                </div>
+            </li>
+        }
+    </ul>
+}

src/Orchard.Web/Modules/Orchard.Modules/styles/orchard-modules-admin.css

@@ -136,4 +136,13 @@
 .features .feature .actions form.inline.link,
 .features .feature .actions a {
     margin-left:.5em;
+}
+.recentlyInstalledFeature {
+    background-color: Green;
+}
+.recentlyInstalledModule {
+    background-color: Green;
+}
+.updateAvailable {
+    background-color: Lime;
 }

src/Orchard.Web/Modules/Orchard.Packaging/Styles/orchard-packaging-admin.css

@@ -47,15 +47,11 @@
     width: 171px; 
     height: 128px;
 }
-
 .ratings {
     background:url(../Content/Images/stars.png) repeat-x;
-    position: relative;
     height: 14px;
     width: 75px;
     display: block;
-    float: left;
-    clear: both;
 }
 .score {
     background: url(../Content/Images/stars.png) repeat-x 0 -14px;

src/Orchard.Web/Modules/Orchard.Packaging/Views/Gallery/Modules.cshtml

@@ -65,10 +65,6 @@
                             }
                         </div>
 
-                        <div class="ratings" style="width:@(15*5)px" title="@T("Ratings: {0} ({1})", item.Rating, item.RatingsCount)">
-                            <div class="score" style="width:@(15*(item.Rating))px">&nbsp;</div>
-                        </div>
-
                         <div class="related">
                             @Html.ActionLink(T("Install").ToString(), "Install", new RouteValueDictionary { { "packageId", item.PackageId }, { "version", item.Version }, { "sourceId", item.Source.Id }, { "redirectTo", "Modules" } })@T(" | ")
                             <a href="@item.PackageStreamUri">@T("Download")</a>
@@ -83,6 +79,11 @@
                                 <li>&nbsp;&#124;&nbsp;@T("Website: ")
                                     @if (!string.IsNullOrEmpty(item.ProjectUrl)) { <a href="@item.ProjectUrl">@item.ProjectUrl</a> } else { @T("Unknown").ToString() }
                                 </li>
+                                <li>&nbsp;&#124;&nbsp;@T("Rating")
+                                    <div class="ratings" style="width:@(15*5)px" title="@T("Ratings: {0} ({1})", item.Rating, item.RatingsCount)">
+                                        <div class="score" style="width:@(15*(item.Rating))px">&nbsp;</div>
+                                    </div>
+                                </li>
                             </ul>
                         </div>
                     </div>

src/Orchard.Web/Modules/Orchard.Packaging/Views/Gallery/Themes.cshtml

@@ -71,10 +71,6 @@
                             }
                         </div>
 
-                        <div class="ratings" style="width:@(15*5)px" title="@T("Ratings: {0} ({1})", item.Rating, item.RatingsCount)">
-                            <div class="score" style="width:@(15*(item.Rating))px">&nbsp;</div>
-                        </div>
-
                         <div class="related">
                             @Html.ActionLink(T("Install").ToString(), "Install", new RouteValueDictionary {{"packageId", item.PackageId}, {"version", item.Version}, {"sourceId", item.Source.Id}, {"redirectTo", "Themes"}})@T(" | ")
                             <a href="@item.PackageStreamUri">@T("Download")</a>
@@ -90,6 +86,11 @@
                                     @if(!string.IsNullOrEmpty(item.ProjectUrl)) { <a href="@item.ProjectUrl">@item.ProjectUrl</a> }
                                     else { @T("Unknown").ToString() }
                                 </li>
+                                <li>&nbsp;&#124;&nbsp;@T("Rating")
+                                    <div class="ratings" style="width:@(15*5)px" title="@T("Ratings: {0} ({1})", item.Rating, item.RatingsCount)">
+                                        <div class="score" style="width:@(15*(item.Rating))px">&nbsp;</div>
+                                    </div>
+                                </li>
                             </ul>
                         </div>
                     </div>

src/Orchard.Web/Modules/Orchard.Themes/Controllers/AdminController.cs

@@ -80,6 +80,7 @@ namespace Orchard.Themes.Controllers {
                     })
                     .Select(extensionDescriptor => new ThemeEntry(extensionDescriptor) {
                         NeedsUpdate = featuresThatNeedUpdate.Contains(extensionDescriptor.Id),
+                        IsRecentlyInstalled = _themeService.UpdateIsRecentlyInstalled(extensionDescriptor),
                         Enabled = _shellDescriptor.Features.Any(sf => sf.Name == extensionDescriptor.Id)
                     })
                     .ToArray();

src/Orchard.Web/Modules/Orchard.Themes/Models/ThemeEntry.cs

@@ -1,19 +1,51 @@
 using Orchard.Environment.Extensions.Models;
 
 namespace Orchard.Themes.Models {
-     public class ThemeEntry {
+    /// <summary>
+    /// Represents a theme.
+    /// </summary>
+    public class ThemeEntry {
+        /// <summary>
+        /// Default constructor.
+        /// </summary>
         public ThemeEntry() {}
 
+        /// <summary>
+        /// Instantiates a theme based on an extension descriptor.
+        /// </summary>
+        /// <param name="extensionDescriptor">The extension descriptor.</param>
         public ThemeEntry(ExtensionDescriptor extensionDescriptor) {
             Descriptor = extensionDescriptor;
         }
 
+        /// <summary>
+        /// The theme's extension descriptor.
+        /// </summary>
         public ExtensionDescriptor Descriptor { get; set; }
 
+        /// <summary>
+        /// Boolean value indicating wether the theme is enabled.
+        /// </summary>
         public bool Enabled { get; set; }
 
+        /// <summary>
+        /// Boolean value indicating wether the theme needs a data update / migration.
+        /// </summary>
         public bool NeedsUpdate { get; set; }
 
+        /// <summary>
+        /// Boolean value indicating if the module needs a version update.
+        /// </summary>
+        public bool NeedsVersionUpdate { get; set; }
+
+        /// <summary>
+        /// Boolean value indicating if the feature was recently installed.
+        /// </summary>
+        public bool IsRecentlyInstalled { get; set; }
+
+        /// <summary>
+        /// The theme's name.
+        /// </summary>
         public string Name { get { return Descriptor.Name; } }
     }
 }

src/Orchard.Web/Modules/Orchard.Themes/Orchard.Themes.csproj

@@ -62,6 +62,7 @@
     <Compile Include="Preview\PreviewThemeFilter.cs" />
     <Compile Include="Preview\PreviewThemeSelector.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
+    <Compile Include="Services\IThemeService.cs" />
     <Compile Include="Services\SafeModeThemeSelector.cs" />
     <Compile Include="Services\SiteThemeSelector.cs" />
     <Compile Include="Services\SiteThemeService.cs" />

src/Orchard.Web/Modules/Orchard.Themes/Services/IThemeService.cs

@@ -0,0 +1,9 @@
+using Orchard.Environment.Extensions.Models;
+
+namespace Orchard.Themes.Services {
+    public interface IThemeService : IDependency {
+        void DisableThemeFeatures(string themeName);
+        void EnableThemeFeatures(string themeName);
+        bool UpdateIsRecentlyInstalled(ExtensionDescriptor module);
+    }
+}

src/Orchard.Web/Modules/Orchard.Themes/Services/ThemeService.cs

@@ -3,38 +3,30 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Web.Routing;
 using JetBrains.Annotations;
-using Orchard.Environment.Descriptor;
-using Orchard.Environment.Descriptor.Models;
 using Orchard.Environment.Extensions;
 using Orchard.Environment.Extensions.Models;
 using Orchard.Environment.Features;
+using Orchard.FileSystems.VirtualPath;
 using Orchard.Localization;
 using Orchard.Logging;
 
 namespace Orchard.Themes.Services {
-    public interface IThemeService : IDependency {
-        void DisableThemeFeatures(string themeName);
-        void EnableThemeFeatures(string themeName);
-    }
-
     [UsedImplicitly]
     public class ThemeService : IThemeService {
         private readonly IExtensionManager _extensionManager;
         private readonly IFeatureManager _featureManager;
         private readonly IEnumerable<IThemeSelector> _themeSelectors;
+        private readonly IVirtualPathProvider _virtualPathProvider;
 
         public ThemeService(
-            IShellDescriptorManager shellDescriptorManager,
             IExtensionManager extensionManager,
             IFeatureManager featureManager,
             IEnumerable<IThemeSelector> themeSelectors,
-
+            IVirtualPathProvider virtualPathProvider) {
-            IWorkContextAccessor workContextAccessor,
-            ShellDescriptor shellDescriptor,
-            IOrchardServices orchardServices) {
             _extensionManager = extensionManager;
             _featureManager = featureManager;
             _themeSelectors = themeSelectors;
+            _virtualPathProvider = virtualPathProvider;
 
             Logger = NullLogger.Instance;
             T = NullLocalizer.Instance;
@@ -120,5 +112,30 @@ namespace Orchard.Themes.Services {
             }
             return themes;
         }
+
+        /// <summary>
+        /// Updates the recently installed flag by using the project's last written time.
+        /// </summary>
+        /// <param name="descriptor">The extension descriptor.</param>
+        public bool UpdateIsRecentlyInstalled(ExtensionDescriptor descriptor) {
+            string projectFile = GetManifestPath(descriptor);
+            if (!string.IsNullOrEmpty(projectFile)) {
+                // If project file was modified less than 24 hours ago, the module was recently deployed
+                return DateTime.UtcNow.Subtract(_virtualPathProvider.GetFileLastWriteTimeUtc(projectFile)) < new TimeSpan(1, 0, 0, 0);
+            }
+
+            return false;
+        }
+
+        private string GetManifestPath(ExtensionDescriptor descriptor) {
+            string projectPath = _virtualPathProvider.Combine(descriptor.Location, descriptor.Id,
+                                                       "theme.txt");
+
+            if (!_virtualPathProvider.FileExists(projectPath)) {
+                return null;
+            }
+
+            return projectPath;
+        }
     }
 }

src/Orchard.Web/Modules/Orchard.Themes/Styles/orchard-themes-admin.css

@@ -51,3 +51,6 @@
 .themePreviewImage {
     height:300px;
 }
+.recentlyInstalledTheme {
+    background-color: Gray;
+}

src/Orchard.Web/Modules/Orchard.Themes/Views/Admin/Index.cshtml

@@ -44,7 +44,9 @@
 } else {
     <ul class="templates">
         @foreach (ThemeEntry theme in Model.Themes) {
-            <li>
+            string themeClasses = theme.IsRecentlyInstalled ? "recentlyInstalledTheme" : string.Empty;
+
+            <li class="@themeClasses">
                 <div>
                     <h3>@theme.Name</h3>
                     @Html.Image(Href(Html.ThemePath(Model.CurrentTheme.Descriptor, "/Theme.png")), Html.Encode(Model.CurrentTheme.Name), null)