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Remove Copy requirement from Vizia generic UI

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This now uses a dummy lens to map to the parameter.
This commit is contained in:
Robbert van der Helm 2022-07-23 18:23:22 +02:00
parent 4327828e6b
commit 2fbf4ca00d
1 changed files with 12 additions and 10 deletions
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22
nih_plug_vizia/src/widgets/generic_ui.rs
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@ -1,9 +1,8 @@
//! Generic UIs for NIH-plug using VIZIA.
use std::sync::Arc;
use nih_plug::prelude::{ParamFlags, ParamPtr, Params};
use vizia::prelude::*;
use vizia::state::StaticLens;
use super::{ParamSlider, ParamSliderExt, ParamSliderStyle};
@ -25,9 +24,10 @@ impl GenericUi {
/// })
/// .width(Percentage(100.0));
///```
pub fn new<L, Ps>(cx: &mut Context, params: L) -> Handle<'_, GenericUi>
pub fn new<L, PsRef, Ps>(cx: &mut Context, params: L) -> Handle<'_, GenericUi>
where
L: Lens<Target = Arc<Ps>> + Copy,
L: Lens<Target = PsRef>,
PsRef: AsRef<Ps> + 'static,
Ps: Params + 'static,
{
// Basic styling is done in the `theme.css` style sheet
@ -38,12 +38,13 @@ impl GenericUi {
// TODO: Come up with a less hacky way to iterate over the mapping like this while
// keeping the clean interface on the `ParamSlider` widget
let dummy = StaticLens::new(&());
unsafe {
match param_ptr {
ParamPtr::FloatParam(p) => ParamSlider::new(cx, params, move |_| &*p),
ParamPtr::IntParam(p) => ParamSlider::new(cx, params, move |_| &*p),
ParamPtr::BoolParam(p) => ParamSlider::new(cx, params, move |_| &*p),
ParamPtr::EnumParam(p) => ParamSlider::new(cx, params, move |_| &*p),
ParamPtr::FloatParam(p) => ParamSlider::new(cx, dummy, move |_| &*p),
ParamPtr::IntParam(p) => ParamSlider::new(cx, dummy, move |_| &*p),
ParamPtr::BoolParam(p) => ParamSlider::new(cx, dummy, move |_| &*p),
ParamPtr::EnumParam(p) => ParamSlider::new(cx, dummy, move |_| &*p),
}
}
.set_style(match unsafe { param_ptr.step_count() } {
@ -68,13 +69,14 @@ impl GenericUi {
/// Creates a new [`GenericUi`] for all provided parameters using a custom closure that receives
/// a function that should draw some widget for each parameter.
pub fn new_custom<L, Ps>(
pub fn new_custom<L, PsRef, Ps>(
cx: &mut Context,
params: L,
mut make_widget: impl FnMut(&mut Context, ParamPtr),
) -> Handle<Self>
where
L: Lens<Target = Arc<Ps>> + Copy,
L: Lens<Target = PsRef>,
PsRef: AsRef<Ps> + 'static,
Ps: Params + 'static,
{
// Basic styling is done in the `theme.css` style sheet