Hey there! Let's unpack your questions clearly—after 2 years of text-based Java coding, diving into GUI development can feel overwhelming with all the conflicting opinions out there. Let's break it down:

First: Is Swing Worth Continuing to Learn? #

• The truth about Swing's status: It's true that Swing is a mature (some would say "old") framework, and Oracle has shifted focus to JavaFX as the modern Java GUI solution. But Swing is not "abandoned"—it's still included in standard Java distributions, and countless legacy enterprise apps, internal tools, and small desktop utilities rely on it.
• Reasons to stick with Swing for now:
  • If your goal is to build a small, functional desktop app quickly, Swing has a massive amount of tutorials, code examples, and troubleshooting resources available (thanks to its long history).
  • It has a shallow learning curve for someone already familiar with Java—no extra build tools or complex setup required, just start coding with the standard library.
  • It's great for learning core GUI concepts: event-driven programming, layout management, component lifecycle, and how to connect UI elements to backend logic. These fundamentals translate to almost every other GUI framework.
• Reasons to switch to JavaFX (or other alternatives):
  • If you want to build modern, visually appealing apps with support for animations, CSS styling, FXML (separating UI from logic), or multimedia, JavaFX is the way to go. It's actively maintained and has better support for contemporary UI patterns.
  • JavaFX also offers better cross-platform consistency compared to Swing, and it's easier to create responsive layouts for different screen sizes.

Second: Is Learning Desktop GUI Still Valuable? #

Absolutely—here's why:

• Real-world use cases: Desktop apps are far from dead. They're critical for scenarios like:
  • Tools that need direct access to local hardware (printers, serial ports, scanners).
  • Offline applications where internet access isn't reliable.
  • High-performance tools (data processing, image editing) that benefit from local system resources.
  • Enterprise internal tools that don't need web/mobile access but require robust desktop functionality.
• Transferable skills: The core concepts you learn with desktop GUI (event handling, state management, layout design, separating UI from business logic) are universal. Whether you later move to Android development (Jetpack Compose), web frontend (React, Vue), or other desktop frameworks (Electron, Qt), these fundamentals will give you a head start.
• Building practical projects: For someone coming from text-based coding, building a desktop app is a great way to create a tangible, usable project. It helps you understand how to design user-centric interfaces, handle user input, and structure an application beyond just command-line logic.

A Quick Recommendation for You #

Since you're looking to dip your toes into GUI development and build your first practical project:

• If you want to get something working fast and learn core GUI concepts, stick with Swing for your first project. You'll be able to put together a functional app in a short time.
• Once you're comfortable with GUI basics, consider switching to JavaFX to learn modern GUI practices—this will keep your skills relevant for newer projects.

内容的提问来源于stack exchange，提问作者Mr Novice