brotoskyj
51 lines
1.2 KiB
Rust
51 lines
1.2 KiB
Rust
use azul::prelude::*;
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use azul::str::String as AzString;
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use azul::widgets::{Button, Label};
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struct DataModel {
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counter: usize,
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}
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extern "C" fn myLayoutFunc(
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data: &mut RefAny,
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_: &mut LayoutCallbackInfo
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) -> StyledDom {
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let counter = match data.downcast_ref::<DataModel>() {
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Some(d) => format!("{}", d.counter),
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None => return StyledDom::default(),
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};
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let mut label = Dom::text(counter.into());
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label.set_inline_style("font-size: 50px");
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let mut button = Button::new("Update counter".into());
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button.set_on_click(data.clone(), myOnClick);
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let mut button = button.dom();
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button.set_inline_style("flex-grow: 1");
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Dom::body()
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.with_child(label)
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.with_child(button)
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.style(Css::empty())
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}
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extern "C"
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fn myOnClick(data: &mut RefAny, _: &mut CallbackInfo) -> Update {
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let mut data = match data.downcast_mut::<DataModel>() {
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Some(s) => s,
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None => return Update::DoNothing, // error
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};
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data.counter += 1;
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Update::RefreshDom
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}
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fn main() {
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let data = DataModel { counter: 0 };
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let config = AppConfig::new(LayoutSolver::Default);
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let app = App::new(RefAny::new(data), config);
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let window = WindowCreateOptions::new(myLayoutFunc);
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app.run(window);
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} |