Greeting Form — Learn egui in Neovim (Episode 4)

A greeting form built with Rust and egui. Type a name and see a personalized greeting appear instantly.

What You'll Build

• Text input with text_edit_singleline()
• String state to hold user input
• &mut binding for live updates
• Conditional display with is_empty()

Prerequisites

• Rust installed (rustup.rs)
• eframe 0.31

Run

cargo run

Key Concepts

Concept	Code
Text input	ui.text_edit_singleline(&mut self.name)
String state	name: String in App struct
Mutable binding	&mut self.name
Empty check	!self.name.is_empty()
Format greeting	format!("Hello, {}!", self.name)

Series

Learn egui in Neovim — Build desktop apps with Rust and egui, coded entirely in Neovim.

Taught by CelesteAI