Update Iced to 0.13

Cargo.toml

@@ -55,7 +55,14 @@ assert_process_allocs = ["dep:assert_no_alloc"]
 # Enables an export target for standalone binaries through the
 # `nih_export_standalone()` function. Disabled by default as this requires
 # building additional dependencies for audio and MIDI handling.
-standalone = ["dep:baseview", "dep:clap", "dep:cpal", "dep:jack", "dep:midir", "dep:rtrb"]
+standalone = [
+  "dep:baseview",
+  "dep:clap",
+  "dep:cpal",
+  "dep:jack",
+  "dep:midir",
+  "dep:rtrb",
+]
 # Enables the `nih_export_vst3!()` macro. Enabled by default. This feature
 # exists mostly for GPL-compliance reasons, since even if you don't use the VST3
 # wrapper you might otherwise still include a couple (unused) symbols from the
@@ -84,7 +91,7 @@ backtrace = "0.3.65"
 bitflags = "1.3"
 cfg-if = "1.0"
 # This supports CLAP 1.1.8
-clap-sys = {  git = "https://github.com/robbert-vdh/clap-sys.git", branch = "feature/cstr-macro" }
+clap-sys = { git = "https://github.com/robbert-vdh/clap-sys.git", branch = "feature/cstr-macro" }
 crossbeam = "0.8"
 log = { version = "0.4", features = ["std", "release_max_level_info"] }
 midi-consts = "0.1"
@@ -96,14 +103,20 @@ serde_json = "1.0"
 widestring = "1.0.0-beta.1"
 
 # Used for the `assert_process_allocs` feature
-assert_no_alloc = { git = "https://github.com/robbert-vdh/rust-assert-no-alloc.git", branch = "feature/nested-permit-forbid", features = ["backtrace", "log"], optional = true }
+assert_no_alloc = { git = "https://github.com/robbert-vdh/rust-assert-no-alloc.git", branch = "feature/nested-permit-forbid", features = [
+  "backtrace",
+  "log",
+], optional = true }
 
 # Used for the `standalone` feature
 # NOTE: OpenGL support is not needed here, but rust-analyzer gets confused when
 #       some crates do use it and others don't
-baseview = { git = "https://github.com/RustAudio/baseview.git", rev = "579130ecb4f9f315ae52190af42f0ea46aeaa4a2", features = ["opengl"], optional = true }
+baseview = { git = "https://github.com/RustAudio/baseview.git", rev = "579130ecb4f9f315ae52190af42f0ea46aeaa4a2", default_features = false, optional = true }
 # All the claps!
-clap = { version = "4.1.8", features = ["derive", "wrap_help"], optional = true }
+clap = { version = "4.1.8", features = [
+  "derive",
+  "wrap_help",
+], optional = true }
 cpal = { version = "0.15", optional = true }
 jack = { version = "0.11.4", optional = true }
 midir = { version = "0.9.1", optional = true }

config.toml

@@ -0,0 +1,2 @@
+[env]
+RUST_LOG = "info"

nih_plug_iced/README.md

@@ -9,7 +9,7 @@ configurations. To use wgpu instead, include the crate with the following
 options:
 
 ```toml
-nih_plug_iced = { git = "https://github.com/robbert-vdh/nih-plug.git", default-features = false, features = ["wgpu"] }
+nih_plug_iced = { git = "https://github.com/robbert-vdh/nih-plug.git", default_features = false, features = ["wgpu"] }
 ```
 
 Iced has many more optional features. Check the `Cargo.toml` file for more

nih_plug_iced/src/widgets/param_slider.rs

@@ -20,6 +20,10 @@ const GRANULAR_DRAG_MULTIPLIER: f32 = 0.1;
 /// The thickness of this widget's borders.
 const BORDER_WIDTH: f32 = 1.0;
 
+/// A slider that integrates with NIH-plug's [`Param`] types.
+///
+/// TODO: There are currently no styling options at all
+/// TODO: Handle scrolling for steps (and shift+scroll for smaller steps?)
 pub struct ParamSlider<'a, P: Param> {
     param: &'a P,
 

plugins/examples/gain_gui_iced/src/lib.rs

@@ -9,7 +9,7 @@ mod editor;
 const PEAK_METER_DECAY_MS: f64 = 150.0;
 
 /// This is mostly identical to the gain example, minus some fluff, and with a GUI.
-struct Gain {
+pub struct Gain {
     params: Arc<GainParams>,
 
     /// Needed to normalize the peak meter's response based on the sample rate.

plugins/examples/gain_gui_iced/src/main.rs

@@ -0,0 +1,7 @@
+use gain_gui_iced::Gain;
+use nih_plug::prelude::*;
+use nih_plug::wrapper::standalone::nih_export_standalone;
+
+fn main() {
+    nih_export_standalone::<Gain>();
+}

src/wrapper/standalone/wrapper.rs

@@ -342,7 +342,7 @@ impl<P: Plugin, B: Backend<P>> Wrapper<P, B> {
                             height: height as f64,
                         },
                         scale: scaling_policy,
-                        gl_config: None,
+                        // gl_config: None,
                     },
                     move |window| {
                         let parent_handle = match window.raw_window_handle() {