31 lines
590 B
Rust
31 lines
590 B
Rust
use std::sync::mpsc;
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use egui::Id;
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use rand::{Rng, rng};
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pub fn random_id() -> Id {
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Id::new(rng().random::<u64>())
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}
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/// An [mpsc::Sender] where the receiver is the GUI.
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#[derive(Clone)]
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pub struct GuiSender<T> {
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tx: mpsc::Sender<T>,
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ctx: egui::Context,
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}
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impl<T> GuiSender<T> {
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pub fn new(tx: mpsc::Sender<T>, ctx: &egui::Context) -> Self {
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Self {
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tx,
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ctx: ctx.clone(),
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}
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}
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pub fn send(&self, t: T) -> Result<(), mpsc::SendError<T>> {
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self.tx.send(t)?;
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self.ctx.request_repaint();
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Ok(())
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}
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}
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