Show white bar on both monitors

.direnv/bin/nix-direnv-reload

@@ -0,0 +1,19 @@
+#!/usr/bin/env bash
+set -e
+if [[ ! -d "/mnt/removable/Projects/Rust/wayland_panel" ]]; then
+  echo "Cannot find source directory; Did you move it?"
+  echo "(Looking for "/mnt/removable/Projects/Rust/wayland_panel")"
+  echo 'Cannot force reload with this script - use "direnv reload" manually and then try again'
+  exit 1
+fi
+
+# rebuild the cache forcefully
+_nix_direnv_force_reload=1 direnv exec "/mnt/removable/Projects/Rust/wayland_panel" true
+
+# Update the mtime for .envrc.
+# This will cause direnv to reload again - but without re-building.
+touch "/mnt/removable/Projects/Rust/wayland_panel/.envrc"
+
+# Also update the timestamp of whatever profile_rc we have.
+# This makes sure that we know we are up to date.
+touch -r "/mnt/removable/Projects/Rust/wayland_panel/.envrc" "/mnt/removable/Projects/Rust/wayland_panel/.direnv"/*.rc

.direnv/flake-inputs/f1fvmylh0lvki8f5b9p2l1s9g4bm69vx-source

@@ -0,0 +1 @@
+/nix/store/f1fvmylh0lvki8f5b9p2l1s9g4bm69vx-source

.direnv/flake-inputs/sgbaklhjmn4dm32y5fvmg70hccrr47qa-source

@@ -0,0 +1 @@
+/nix/store/sgbaklhjmn4dm32y5fvmg70hccrr47qa-source

.direnv/flake-inputs/wygnldpfirbkskf6qpjbghvaqh3kkczb-source

@@ -0,0 +1 @@
+/nix/store/wygnldpfirbkskf6qpjbghvaqh3kkczb-source

.direnv/flake-profile-a5d5b61aa8a61b7d9d765e1daf971a9a578f1cfa

@@ -0,0 +1 @@
+/nix/store/sw4zwpy7r16mhiqlx6niqmrfa16niy10-nix-shell-env

Cargo.toml

@@ -4,3 +4,17 @@ version = "0.1.0"
 edition = "2024"
 
 [dependencies]
+iced = { version = "0.14.0", default-features = false, features = ["wgpu", "wayland", "tokio"] }
+iced_layershell = { version = "0.15.0", default-features = false }
+winit = { version = "0.30.12", default-features = false, features = ["wayland"] }
+
+[profile.release]
+opt-level = 3
+lto = true
+codegen-units = 1
+strip = "symbols"
+panic = "abort"
+debug = false
+
+[profile.dev]
+opt-level = 1

flake.nix

@@ -1,5 +1,6 @@
 {
   description = "My rust development shell";
+
   inputs = {
     nixpkgs.url = "github:nixos/nixpkgs?ref=nixos-unstable";
     rust-overlay = {
@@ -7,6 +8,7 @@
       inputs.nixpkgs.follows = "nixpkgs";
     };
   };
+
   outputs = {nixpkgs, ...} @ inputs: let
     system = "x86_64-linux";
     overlays = [(import inputs.rust-overlay)];
@@ -18,29 +20,27 @@
       extensions = ["rust-analyzer" "rust-src"];
     };
 
-    rustPlatform = pkgs.makeRustPlatform {
-      cargo = rustToolchain;
-      rustc = rustToolchain;
-    };
+    runtimeLibs = with pkgs; [
+      wayland
+      libxkbcommon
+      glib
+      vulkan-loader
+      mesa
+      libGL
+    ];
   in {
-    packages."${system}" = {
-      default = rustPlatform.buildRustPackage {
-        pname = "wayland_panel";
-        version = "0.1.0";
-        src = ./.;
-        cargoLock.lockFile = ./Cargo.lock;
-      };
-    };
-
-    devShells."${system}" = {
-      default = pkgs.mkShell {
-        buildInputs = with pkgs; [
+    devShells."${system}".default = pkgs.mkShell {
+      buildInputs = with pkgs;
+        [
           gcc
           gnumake
           rustToolchain
           evcxr
-        ];
-      };
+        ]
+        ++ runtimeLibs;
+
+      LD_LIBRARY_PATH = pkgs.lib.makeLibraryPath runtimeLibs;
+      VK_ICD_FILENAMES = "${pkgs.mesa}/share/vulkan/icd.d/intel_icd.x86_64.json";
     };
   };
 }

src/main.rs

@@ -1,3 +1,58 @@
-fn main() {
-    println!("Hello, world!");
+use iced::Element;
+use iced::Subscription;
+use iced::Task;
+use iced::widget::Row;
+use iced::widget::container;
+use iced_layershell::daemon;
+use iced_layershell::reexport::Anchor;
+use iced_layershell::settings::LayerShellSettings;
+use iced_layershell::settings::Settings;
+use iced_layershell::to_layer_message;
+
+pub fn main() -> Result<(), iced_layershell::Error> {
+    daemon(App::default, || "rbaw".into(), App::update, App::view)
+        .subscription(App::subscription)
+        .settings(Settings {
+            layer_settings: LayerShellSettings {
+                size: Some((0, 32)),
+                exclusive_zone: 32,
+                anchor: Anchor::Top | Anchor::Left | Anchor::Right,
+                start_mode: iced_layershell::settings::StartMode::AllScreens, // valid here in daemon
+                ..Default::default()
+            },
+            ..Default::default()
+        })
+        .run()
+}
+
+#[derive(Default)]
+struct App {}
+
+impl App {
+    fn view(&self, _id: iced::window::Id) -> Element<'_, Message> {
+        let content = Row::new();
+
+        container(content)
+            .width(iced::Length::Fill)
+            .height(iced::Length::Fill)
+            .into()
+    }
+    fn update(&mut self, _message: Message) -> Task<Message> {
+        Task::none()
+    }
+    fn style(&self, _theme: &iced::Theme) -> iced::theme::Style {
+        todo!()
+    }
+    fn theme(&self) -> iced::Theme {
+        todo!()
+    }
+    fn subscription(&self) -> iced::Subscription<Message> {
+        Subscription::none()
+    }
+}
+
+#[to_layer_message]
+#[derive(Debug)]
+enum Message {
+    IcedEvent(iced::Event),
 }