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Blazor Web Development Cookbook

You're reading from   Blazor Web Development Cookbook Tested recipes for advanced single-page application scenarios in .NET 9

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Product type Paperback
Published in Nov 2024
Publisher Packt
ISBN-13 9781835460788
Length 282 pages
Edition 1st Edition
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Author (1):
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Pawel Bazyluk Pawel Bazyluk
Author Profile Icon Pawel Bazyluk
Pawel Bazyluk
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Toc

Table of Contents (13) Chapters Close

Preface 1. Chapter 1: Working with Component-Based Architecture 2. Chapter 2: Synchronous and Asynchronous Data Binding FREE CHAPTER 3. Chapter 3: Taking Control of Event Handling 4. Chapter 4: Enhancing Data Display with Grids 5. Chapter 5: Managing Application State 6. Chapter 6: Building Interactive Forms 7. Chapter 7: Validating User Input Forms 8. Chapter 8: Keeping the Application Secure 9. Chapter 9: Exploring Navigation and Routing 10. Chapter 10: Integrating with OpenAI 11. Index 12. Other Books You May Enjoy

Securing markup areas

Sometimes, restricting access to an entire page can be too limiting. You might want to expose your landing page to everyone while fine-tuning the elements users see in the navigation menu. For example, authenticated users might have access to a back office feature that standard users cannot see despite viewing the same page. Blazor supports protecting specific markup areas with an AuthorizeView component. The AuthorizeView component allows you to control the visibility of content based on the user’s authentication state. It supports various states and works seamlessly with RenderFragment objects, making it highly flexible and versatile.

Let’s leverage the AuthorizeView component and add a status message visible only to authenticated users.

Getting ready

Before we add a protected status message to a component, do the following:

  • In the server-side project, create a Components/Recipes/Recipe03 directory – this will be your working...
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