51 lines
1.7 KiB
Rust
51 lines
1.7 KiB
Rust
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use nih_plug_vizia::vizia::prelude::*;
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use std::sync::atomic::{AtomicBool, Ordering};
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use std::sync::Arc;
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/// A custom toggleable button coupled to an `Arc<AtomicBool`. Otherwise this is very similar to the
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/// param button.
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#[derive(Lens)]
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pub struct SafeModeButton<L: Lens<Target = Arc<AtomicBool>>> {
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lens: L,
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}
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impl<L: Lens<Target = Arc<AtomicBool>>> SafeModeButton<L> {
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/// Creates a new button bound to the `Arc<AtomicBool>`.
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pub fn new<T>(cx: &mut Context, lens: L, label: impl Res<T>) -> Handle<Self>
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where
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T: ToString,
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{
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Self { lens: lens.clone() }
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.build(cx, move |cx| {
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Label::new(cx, label);
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})
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.checked(lens.map(|v| v.load(Ordering::Relaxed)))
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// We'll pretend this is a param-button, so this class is used for assigning a unique
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// color
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.class("safe-mode")
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}
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}
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impl<L: Lens<Target = Arc<AtomicBool>>> View for SafeModeButton<L> {
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fn element(&self) -> Option<&'static str> {
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// Reuse the styling from param-button
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Some("param-button")
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}
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fn event(&mut self, cx: &mut EventContext, event: &mut Event) {
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event.map(|window_event, meta| match window_event {
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WindowEvent::MouseDown(MouseButton::Left)
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// We don't need special double and triple click handling
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| WindowEvent::MouseDoubleClick(MouseButton::Left)
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| WindowEvent::MouseTripleClick(MouseButton::Left) => {
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// We can just unconditionally toggle the boolean here
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let atomic = self.lens.get(cx);
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atomic.fetch_xor(true, Ordering::AcqRel);
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meta.consume();
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}
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_ => {}
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});
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}
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}
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