book

.NET MAUI Cookbook

Name: .NET MAUI Cookbook
Author: Alexander Russkov
ISBN: 9781835461129

by Alexander Russkov

December 2024

Intermediate to advanced

384 pages

8h 17m

English

Packt Publishing

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.NET MAUI Cookbook
Contributors
About the author
About the reviewers
Preface
Who this book is forWhat this book coversTo get the most out of this bookDownload the example code filesConventions usedSectionsGetting readyHow to do it…How it works…There’s more…Get in touchShare Your ThoughtsDownload a free PDF copy of this book
Chapter 1: Crafting the Page Layout
Technical requirementsCreating horizontal/vertical layoutsGetting readyHow to do it…How it works…There’s more…Creating grid layoutsGetting readyHow to do it…How it works…There’s more…Creating scrollable layoutsGetting readyHow to do it…How it works…There’s more…Implementing device-specific layoutsGetting readyHow to do it…How it works…There’s more…Implementing layouts with dynamic orientationGetting readyHow to do it…How it works…There’s more…Building a layout dynamically based on a collectionGetting readyHow to do it…How it works…There’s more…Implementing a custom arranging algorithmGetting readyHow to do it…How it works…There’s more…
Chapter 2: Mastering the MVVM Design Pattern
Technical requirementsDecoupling the UI from the view modelGetting readyHow to do it…How it works…There’s more…Implementing auto-generated view modelsGetting readyHow to do it…How it works…There’s more…Implementing asynchronous commandsGetting readyHow to do it…How it works…There’s more…Initializing bound collections without freezing the UIGetting readyHow to do it…How it works…There’s more…Interacting with the UI from the view model without breaking MVVMGetting readyHow to do it…How it works…There’s more…Sending messages between view models via different channelsGetting readyHow to do it…How it works…There’s more…Injecting an application service into a view model using dependency injectionGetting readyHow to do it…How it works…There’s more…Troubleshooting binding errorsGetting readyHow to do it…How it works…There’s more…
Chapter 3: Advanced XAML and UI Techniques
Technical requirementsExtending a UI element without subclassing using attached propertiesGetting readyHow to do it…How it works…There’s more…Implementing attached behavior to reuse UI logicGetting readyHow to do it…How it works…There’s more…Implementing ContentView with dependency properties to reuse UI elementsGetting readyHow to do it…How it works…There’s more…Assigning custom animations to elements in XAMLGetting readyHow to do it…How it works…There’s more…Creating motion graphics with Lottie animationsGetting readyHow to do it…How it works…There’s more…Implementing dark/light theme switchingGetting readyHow to do it…How it works…There’s more…Implementing theme support for images and the status barGetting readyHow it works…There’s more…Drawing custom elements on a canvasGetting readyHow to do it…How it works…There’s more…
Chapter 4: Connecting to a Database and Implementing CRUD Operations
Technical requirementsConnecting to a local SQLite database via Entity Framework CoreGetting readyHow to do it…How it works…There’s more…Implementing create and delete operationsGetting readyHow to do it…How it works…There’s more…Implementing detail and edit formsGetting readyHow to do it…How it works…There’s more…Implementing the unit of work and repository patternsGetting readyHow to do it…How it works…There’s more…Handling errors while saving data to a databaseGetting readyHow to do it…How it works…There’s more…Validating editors in the UI before data postingGetting readyHow to do it…How it works…There’s more…Implementing data caching for enhanced performanceGetting readyHow to do it…How it works…There’s more…Connecting to a remote web API serviceGetting readyHow to do it…How it works…There’s more…
Chapter 5: Authentication and Authorization
Technical requirementsCreating an authentication service with ASP.NET Core IdentityGetting readyHow to do it…How it works…There’s more…Building a client application connected to the authentication serviceGetting readyHow to do it…How it works…There’s more…Implementing role-based access rules on the serverGetting readyHow to do it…How it works…There’s more…Accessing endpoints with role-based access in the client applicationGetting readyHow to do it…How it works…Signing in with a Google accountGetting readyHow to do it…How it works…There’s more…Managing secured sessionsGetting readyHow to do it…How it works…There’s more…Implementing biometric authenticationGetting readyHow to do it…How it works…There’s more…
Chapter 6: Real-Life Scenarios: AI, SignalR, and More
Technical requirementsCreating an AI assistant that enhances text with OpenAIGetting readyHow to do it…How it works…There’s more…Building a chat bot with Ollama deployed to a self-hosted serverGetting readyHow to do it…How it works…There’s more…Detecting with a local ONNX model deployed on the deviceGetting readyHow to do it…How it works…There’s more…Sending real-time updates from the server using SignalRGetting readyHow to do it…How it works…There’s more…Uploading large files in chunks to a serverGetting readyHow to do it…How it works…There’s more…Sending local push notificationsGetting readyHow to do it…How it works…There’s more…Synchronizing data between offline and online databasesGetting readyHow to do it…How it works…There’s more…

Chapter 7: Understanding Platform-Specific APIs and Custom Handlers
Technical requirementsCompiling code based on the target platformGetting readyHow to do it…How it works…There’s more…Implementing a cross-platform APIGetting readyHow to do it…How it works…There’s more…Customizing a platform view with an existing control handlerGetting readyHow to do it…How it works…There’s more…Creating a custom handlerGetting readyHow to do it…How it works…There’s more…
Chapter 8: Optimizing Performance
Technical requirementsComparing performance in debug and release configurationsGetting readyHow to do it…How it works…There’s more…Simplifying a collection item templateGetting readyHow to do it…How it works…There’s more…Using images with an optimal sizeGetting readyHow to do it…How it works…Using compiled bindingsGetting readyHow to do it…How it works…Loading data in asynchronous methodsGetting readyHow to do it…How it works…Profiling the applicationGetting readyHow to do it…How it works…There’s more…Detecting memory leaksGetting readyHow to do it…How it works…There’s more…Getting rid of memory leaksGetting readyHow to do it…How it works…There’s more…
Index
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Content preview from .NET MAUI Cookbook

8 Optimizing Performance

Have you ever used Windows Vista? While some people were okay with it, most didn’t enjoy the experience - largely due to poor performance. This brings us to a key takeaway: application speed and responsiveness are crucial for delivering high-quality user experience.

In this chapter, we’ll explore techniques to optimize the performance of your .NET MAUI applications. You’ll not only learn how to boost speed and efficiency but also how to measure the impact of these optimizations. We’ll dive into powerful tools for performance and memory profiling using VS Code and wrap up by mastering how to prevent memory leaks that can slow down your app over time.

In this chapter, we’ll be covering the following recipes:

Comparing ...

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.NET MAUI Cookbook

by Alexander Russkov

8

Optimizing Performance

Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.