Fix icons not showing when using flake

Cargo.toml

@@ -7,7 +7,7 @@ edition = "2021"
 
 [dependencies]
 # Core library
-relm4 = "0.8.1"
+relm4 = { version = "0.8.1" }
 # relm4-macros = "0.6.2"
 # Optional: reusable components
 relm4-components = "0.8.1"

flake.lock

@@ -7,11 +7,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1716745752,
-        "narHash": "sha256-8K1R9Yg4r08rYk86Yq+lu3E9L3uRUb4xMqYHgl0VGS0=",
+        "lastModified": 1717469187,
+        "narHash": "sha256-UVvFGiWFGPfVXG7Xr6HPKChx9hhtzkGaGAS/Ph1Khjg=",
         "owner": "ipetkov",
         "repo": "crane",
-        "rev": "19ca94ec2d288de334ae932107816b4a97736cd8",
+        "rev": "7e86136dc729cdf237aa59a5a02687bc0d1144b6",
         "type": "github"
       },
       "original": {

flake.nix

@@ -12,17 +12,24 @@
     flake-utils.url = "github:numtide/flake-utils";
   };
 
-  outputs = { self, nixpkgs, crane, flake-utils, ... }:
-    flake-utils.lib.eachDefaultSystem (system:
+  outputs =
+    {
+      self,
+      nixpkgs,
+      crane,
+      flake-utils,
+      ...
+    }:
+    flake-utils.lib.eachDefaultSystem (
+      system:
       let
         pkgs = nixpkgs.legacyPackages.${system};
 
         craneLib = crane.mkLib pkgs;
 
         dbMigrationsFilter = path: _type: builtins.match ".*sql$" path != null;
-        dbMigrationsOrCargoFilter = path: type:
-          (dbMigrationsFilter path type)
-          || (craneLib.filterCargoSources path type);
+        dbMigrationsOrCargoFilter =
+          path: type: (dbMigrationsFilter path type) || (craneLib.filterCargoSources path type);
 
         dbMigrations = pkgs.lib.cleanSourceWith {
           src = craneLib.path ./db-migrations; # The original, unfiltered source
@@ -36,7 +43,6 @@
             src = craneLib.path ./.; # The original, unfiltered source
             filter = dbMigrationsOrCargoFilter;
           };
-          # src = craneLib.cleanCargoSource (craneLib.path ./.);
 
           # Add icons.toml to $src when compiling dependencies (needed by relm4-icons)
           # Add db-migrations to $src when compiling dependencies (needed by sqlx)
@@ -46,25 +52,36 @@
             cp -r --no-preserve=mode,ownership ${dbMigrations} --no-target-dir $out/db-migrations/
           '';
 
-          nativeBuildInputs = with pkgs; [ pkg-config gtk4 ];
-
-          buildInputs = [
-            # Add additional build inputs here
-          ] ++ pkgs.lib.optionals pkgs.stdenv.isDarwin [
-            # Additional darwin specific inputs can be set here
-            pkgs.libiconv
+          nativeBuildInputs = with pkgs; [
+            pkg-config
+            gtk4
           ];
+
+          buildInputs =
+            [
+              # Add additional build inputs here
+            ]
+            ++ pkgs.lib.optionals pkgs.stdenv.isDarwin [
+              # Additional darwin specific inputs can be set here
+              pkgs.libiconv
+            ];
         };
 
-        my-crate = craneLib.buildPackage (commonArgs // {
-          cargoArtifacts = craneLib.buildDepsOnly commonArgs;
+        my-crate = craneLib.buildPackage (
+          commonArgs
+          // {
+            cargoArtifacts = craneLib.buildDepsOnly commonArgs;
 
-          # Additional environment variables or build phases/hooks can be set
-          # here *without* rebuilding all dependency crates
-          # MY_CUSTOM_VAR = "some value";
-        });
-      in {
-        checks = { inherit my-crate; };
+            # Additional environment variables or build phases/hooks can be set
+            # here *without* rebuilding all dependency crates
+            # MY_CUSTOM_VAR = "some value";
+          }
+        );
+      in
+      {
+        checks = {
+          inherit my-crate;
+        };
 
         packages.default = my-crate;
 
@@ -78,12 +95,12 @@
           # MY_CUSTOM_DEVELOPMENT_VAR = "something else";
 
           # Extra inputs can be added here; cargo and rustc are provided by default.
-          packages = with pkgs;
-            [
-              # rustPackages.clippy
-              # rustfmt
-              # pre-commit
-            ];
+          packages = with pkgs; [
+            # rustPackages.clippy
+            # rustfmt
+            # pre-commit
+          ];
         };
-      });
+      }
+    );
 }

icons.toml

@@ -1,5 +1,5 @@
 # Recommended: Specify your app ID *OR* your base resource path for more robust icon loading
-# app_id = "de.frajul.sheet-organizer"
+base_resource_path = "/org/gtkrs/"
 
 # List of icon names you found (shipped with this crate)
 # Note: the file ending `-symbolic.svg` isn't part of the icon name.

src/ui/app.rs

@@ -4,7 +4,7 @@ use chrono::Utc;
 use gtk::prelude::*;
 use relm4::{
     component::{AsyncComponent, AsyncComponentParts, AsyncController},
-    gtk::Adjustment,
+    gtk::{gdk, Adjustment},
     prelude::*,
     AsyncComponentSender,
 };
@@ -115,6 +115,10 @@ impl AsyncComponent for AppModel {
         sender: AsyncComponentSender<Self>,
     ) -> AsyncComponentParts<Self> {
         relm4_icons::initialize_icons();
+        let display = gdk::Display::default().unwrap();
+        let theme = gtk::IconTheme::for_display(&display);
+        theme.add_resource_path("/org/gtkrs/icons/");
+        theme.add_resource_path("/org/gtkrs/icons/scalable/actions/");
 
         let mcdu = McduModel::builder()
             .launch(())