cleanup dependency injection

dotnet-presentations · Jan 10, 2025 · 5b70b33 · 5b70b33
1 parent 3cafda2
commit 5b70b33
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Showing 12 changed files with 17 additions and 12 deletions.
diff --git a/Community Modules/XAML/Part 1 - Fundamentals/Finish/MonkeyFinder/MauiProgram.cs b/Community Modules/XAML/Part 1 - Fundamentals/Finish/MonkeyFinder/MauiProgram.cs
@@ -28,7 +28,7 @@ public static MauiApp CreateMauiApp()
 
 
 		builder.Services.AddTransient<MonkeyDetailsViewModel>();
-		builder.Services.AddTransient<DetailsPage>();
+
 
 		return builder.Build();
 	}

diff --git a/Community Modules/XAML/Part 2 - Responsibility/Finish/MonkeyFinder/MauiProgram.cs b/Community Modules/XAML/Part 2 - Responsibility/Finish/MonkeyFinder/MauiProgram.cs
@@ -28,7 +28,7 @@ public static MauiApp CreateMauiApp()
 
 
 		builder.Services.AddTransient<MonkeyDetailsViewModel>();
-		builder.Services.AddTransient<DetailsPage>();
+
 
 		return builder.Build();
 	}

diff --git a/Community Modules/XAML/Part 3 - Magic Values/Finish/MonkeyFinder/MauiProgram.cs b/Community Modules/XAML/Part 3 - Magic Values/Finish/MonkeyFinder/MauiProgram.cs
@@ -28,7 +28,7 @@ public static MauiApp CreateMauiApp()
 
 
 		builder.Services.AddTransient<MonkeyDetailsViewModel>();
-		builder.Services.AddTransient<DetailsPage>();
+
 
 		return builder.Build();
 	}

diff --git a/Community Modules/XAML/Part 4 - Naming/Finish/MonkeyFinder/MauiProgram.cs b/Community Modules/XAML/Part 4 - Naming/Finish/MonkeyFinder/MauiProgram.cs
@@ -28,7 +28,7 @@ public static MauiApp CreateMauiApp()
 
 
 		builder.Services.AddTransient<MonkeyDetailsViewModel>();
-		builder.Services.AddTransient<DetailsPage>();
+
 
 		return builder.Build();
 	}

diff --git a/Community Modules/XAML/Part 5 - Custom Types/Finish/MonkeyFinder/MauiProgram.cs b/Community Modules/XAML/Part 5 - Custom Types/Finish/MonkeyFinder/MauiProgram.cs
@@ -28,7 +28,7 @@ public static MauiApp CreateMauiApp()
 
 
 		builder.Services.AddTransient<MonkeyDetailsViewModel>();
-		builder.Services.AddTransient<DetailsPage>();
+
 
 		return builder.Build();
 	}

diff --git a/Finish/MonkeyFinder/MauiProgram.cs b/Finish/MonkeyFinder/MauiProgram.cs
@@ -27,7 +27,7 @@ public static MauiApp CreateMauiApp()
 		builder.Services.AddSingleton<MonkeysViewModel>();
 
 		builder.Services.AddTransient<MonkeyDetailsViewModel>();
-		builder.Services.AddTransient<DetailsPage>();
+		builder.Services.AddSingleton<DetailsPage>();
 		return builder.Build();
 	}
 }
diff --git a/Part 3 - Navigation/README.md b/Part 3 - Navigation/README.md
@@ -192,9 +192,11 @@ Now that we have our details page in place, we need to register it for routing.
 
     ```csharp
     builder.Services.AddTransient<MonkeyDetailsViewModel>();
-    builder.Services.AddTransient<DetailsPage>();
+
     ```
 
+> Starting in .NET 9 you no longer need to register Pages with the dependency service for constructor injection to work. By default when we navigate to a new page it will be created an the `MonkeyDetailsViewModel` will be injected as well.
+
 1. Finally, we must inject the view model into our `DetailsPage`. Open the code behind for the page in `DetailsPage.xaml.cs` and change the constructor to the following:
 
     ```csharp

diff --git a/Part 3 - Navigation/README.zh-cn.md b/Part 3 - Navigation/README.zh-cn.md
@@ -186,9 +186,11 @@ public partial class DetailsPage : ContentPage
 
     ```csharp
     builder.Services.AddTransient<MonkeyDetailsViewModel>();
-    builder.Services.AddTransient<DetailsPage>();
+
     ```
 
+> Starting in .NET 9 you no longer need to register Pages with the dependency service for constructor injection to work. By default when we navigate to a new page it will be created an the `MonkeyDetailsViewModel` will be injected as well.
+
 3. 最后，我们必须将视图模型注入到我们的 `DetailsPage` 中。 在 `DetailsPage.xaml.cs` 中打开页面背后的代码，并将构造函数更改为以下内容：
 
     ```csharp

diff --git a/Part 3 - Navigation/README.zh-tw.md b/Part 3 - Navigation/README.zh-tw.md
@@ -186,8 +186,9 @@ public partial class DetailsPage : ContentPage
 
     ```csharp
     builder.Services.AddTransient<MonkeyDetailsViewModel>();
-    builder.Services.AddTransient<DetailsPage>();
+
     ```
+> Starting in .NET 9 you no longer need to register Pages with the dependency service for constructor injection to work. By default when we navigate to a new page it will be created an the `MonkeyDetailsViewModel` will be injected as well.
 
 3. 最後，開啟 `DetailsPage.xaml.cs` 這個 DetailPage.xaml 所對應的後置程式碼檔案，並將 DetailPage 的建構方法改為如下內容：
 

diff --git a/Part 4 - Platform Features/MonkeyFinder/MauiProgram.cs b/Part 4 - Platform Features/MonkeyFinder/MauiProgram.cs
@@ -25,7 +25,7 @@ public static MauiApp CreateMauiApp()
 
 
 		builder.Services.AddTransient<MonkeyDetailsViewModel>();
-		builder.Services.AddTransient<DetailsPage>();
+
 
 		return builder.Build();
 	}

diff --git a/Part 5 - CollectionView/MonkeyFinder/MauiProgram.cs b/Part 5 - CollectionView/MonkeyFinder/MauiProgram.cs
@@ -29,7 +29,7 @@ public static MauiApp CreateMauiApp()
 
 
 		builder.Services.AddTransient<MonkeyDetailsViewModel>();
-		builder.Services.AddTransient<DetailsPage>();
+
 
 		return builder.Build();
 	}

diff --git a/Part 6 - AppThemes/MonkeyFinder/MauiProgram.cs b/Part 6 - AppThemes/MonkeyFinder/MauiProgram.cs
@@ -29,7 +29,7 @@ public static MauiApp CreateMauiApp()
 
 
 		builder.Services.AddTransient<MonkeyDetailsViewModel>();
-		builder.Services.AddTransient<DetailsPage>();
+
 
 		return builder.Build();
 	}
-Original file line number
+Diff line change
@@ Expand Up / @@ -28,7 +28,7 @@ public static MauiApp CreateMauiApp() @@
     		builder.Services.AddTransient<MonkeyDetailsViewModel>();
-    		builder.Services.AddTransient<DetailsPage>();
     		return builder.Build();
     	}
@@ Expand Down @@