Can I use this skill to process command-line arguments?

Yes, it includes specific code patterns for overriding OnStartup and parsing StartupEventArgs to handle custom flags, debug modes, or file-to-open paths.

Does it support preventing an application from closing?

Yes, it demonstrates how to use the Window_Closing event and CancelEventArgs to prompt users for unsaved changes and prevent the application from exiting if necessary.

What are the different WPF ShutdownModes supported?

The skill covers all major modes: OnLastWindowClose (default), OnMainWindowClose, and OnExplicitShutdown for manual control over the application's end-of-life.

How does this skill handle unhandled exceptions in WPF?

It provides standardized patterns for DispatcherUnhandledException to catch UI thread errors, AppDomain.UnhandledException for background threads, and TaskScheduler.UnobservedTaskException for async operations.

WPF Application Lifecycle Management

Name: WPF Application Lifecycle Management
Author: christian289

bychristian289

•

Developer Tools

Manages the complete lifecycle of WPF applications including initialization, command-line processing, graceful shutdown, and global exception handling.

About

This skill provides essential patterns and best practices for managing the execution flow of WPF (Windows Presentation Foundation) applications. It enables developers to implement robust startup routines, handle command-line arguments, manage shutdown modes, and ensure data integrity during session endings. By incorporating advanced exception handling for both UI and background threads, it helps create resilient desktop applications that provide a professional user experience even during unexpected failures or system logoffs.

Key Features

Startup and Shutdown logic orchestration
Session ending and emergency data save handling
6 GitHub stars
Configurable application shutdown modes and window closing logic
Global exception handling for UI and background tasks
Command-line argument processing and service initialization

Use Cases

Implementing pre-launch service initialization and DI container setup
Preventing data loss when a user logs off or shuts down Windows unexpectedly
Centralizing error logging and crash reporting to improve application stability

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add christian289/dotnet-with-claudecode managing-wpf-application-lifecycle

For use in Claude.ai and ChatGPT

Download Skill

GitHub