use vgtk::{ext::*, gtk, run, Component, UpdateAction, VNode}; use vgtk::lib::{gtk::*, gio::ApplicationFlags}; #[derive(Clone, Default, Debug)] struct Model { counter: usize, } #[derive(Clone, Debug)] enum Message { Inc, Exit, } impl Component for Model { type Message = Message; type Properties = (); fn update(&mut self, message: Message) -> UpdateAction<Self> { match message { Message::Inc => { self.counter += 1; UpdateAction::Render } Message::Exit => { vgtk::quit(); UpdateAction::None } } } fn view(&self) -> VNode<Model> { gtk! { <Application::new_unwrap(None, ApplicationFlags::empty())> <Window border_width=20 on destroy=|_| Message::Exit> <HeaderBar title="inc!" show_close_button=true /> <Box spacing=10 halign=Align::Center> <Label label=self.counter.to_string() /> <Button label="inc!" image="add" always_show_image=true on clicked=|_| Message::Inc /> </Box> </Window> </Application> } } } fn main() { std::process::exit(run::<Model>()); }
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suffer Elm Architecture 、 Redux And Yew Inspiration, using a simple and practical component model -
A Declarative DSL for combining React And JSX Inspired GTK widget, effectively updated with virtual "DOM" differences -
Fully cross platform, with a native look for Linux, Windows, and macOS -
No need to rely on embedded browser engine -
Based on Rust's Future structure , using GLib's event loop, provides a clean integration with the GTK event model async/await
