Add the system-monitor applet

flake.nix

@@ -114,6 +114,7 @@
                           cosmic-ext-applet-clipboard-manager
                           cosmic-ext-applet-emoji-selector
                           cosmic-ext-applet-external-monitor-brightness
+                          cosmic-ext-applet-system-monitor
                           cosmic-ext-calculator
                           cosmic-ext-ctl
                           examine

pkgs/cosmic-ext-applet-system-monitor/package.nix

@@ -0,0 +1,62 @@
+{
+  lib,
+  fetchFromGitHub,
+  libcosmicAppHook,
+  rustPlatform,
+  just,
+  pkgs,
+  stdenv,
+  nix-update-script,
+}:
+
+rustPlatform.buildRustPackage {
+  pname = "cosmic-ext-applet-system-monitor";
+  version = "0-unstable-2025-02-03";
+
+  src = fetchFromGitHub {
+    owner = "D-Brox";
+    repo = "cosmic-ext-applet-system-monitor";
+    rev = "f29debf726551df521aa26070c8efc54d7c0a714";
+    hash = "sha256-JR1x84c7C0BNwt2QuFKLXiwGX5Pke6B1a8QotOFf68Y=";
+  };
+
+  useFetchCargoVendor = true;
+  cargoPatches = [ ./pin-sctk.patch ];
+  cargoHash = "sha256-yuV+U5FMNbGevXEp02ucsqyrqqvyJLXydYsyOOkj/00=";
+
+  buildInputs = with pkgs; [ fontconfig ];
+  nativeBuildInputs = with pkgs; [
+    libcosmicAppHook
+    just
+    pkg-config
+  ];
+
+  dontUseJustBuild = true;
+  dontUseJustCheck = true;
+
+  justFlags = [
+    "--set"
+    "prefix"
+    (placeholder "out")
+    "--set"
+    "bin-src"
+    "target/${stdenv.hostPlatform.rust.cargoShortTarget}/release/cosmic-ext-applet-system-monitor"
+  ];
+
+  preCheck = ''
+    export XDG_RUNTIME_DIR="$TMP"
+  '';
+
+  passthru.updateScript = nix-update-script { };
+
+  meta = {
+    homepage = "https://github.com/D-Brox/cosmic-ext-applet-system-monitor";
+    description = "Highly configurable system resource monitor for the COSMIC Desktop Environment";
+    license = lib.licenses.gpl3Only;
+    maintainers = with lib.maintainers; [
+      # lilyinstarlight
+    ];
+    platforms = lib.platforms.linux;
+    mainProgram = "cosmic-ext-applet-system-monitor";
+  };
+}

pkgs/cosmic-ext-applet-system-monitor/pin-sctk.patch

@@ -0,0 +1,167 @@
+diff --git a/Cargo.lock b/Cargo.lock
+index 791f5af..338657e 100644
+--- a/Cargo.lock
++++ b/Cargo.lock
+@@ -692,38 +692,13 @@ dependencies = [
+  "thiserror",
+ ]
+
+-[[package]]
+-name = "calloop"
+-version = "0.14.2"
+-source = "registry+https://github.com/rust-lang/crates.io-index"
+-checksum = "10929724661d1c43856fd87c7a127ae944ec55579134fb485e4136fb6a46fdcb"
+-dependencies = [
+- "bitflags 2.8.0",
+- "polling 3.7.4",
+- "rustix 0.38.44",
+- "slab",
+- "tracing",
+-]
+-
+ [[package]]
+ name = "calloop-wayland-source"
+ version = "0.3.0"
+ source = "registry+https://github.com/rust-lang/crates.io-index"
+ checksum = "95a66a987056935f7efce4ab5668920b5d0dac4a7c99991a67395f13702ddd20"
+ dependencies = [
+- "calloop 0.13.0",
+- "rustix 0.38.44",
+- "wayland-backend",
+- "wayland-client",
+-]
+-
+-[[package]]
+-name = "calloop-wayland-source"
+-version = "0.4.0"
+-source = "registry+https://github.com/rust-lang/crates.io-index"
+-checksum = "876a7a1dbbe026a55ef47a500b123af5a9a0914520f061d467914cf21be95daf"
+-dependencies = [
+- "calloop 0.14.2",
++ "calloop",
+  "rustix 0.38.44",
+  "wayland-backend",
+  "wayland-client",
+@@ -980,7 +955,7 @@ source = "git+https://github.com/pop-os/cosmic-protocols?rev=d218c76#d218c76b58c
+ dependencies = [
+  "cosmic-protocols",
+  "libc",
+- "smithay-client-toolkit 0.19.2 (registry+https://github.com/rust-lang/crates.io-index)",
++ "smithay-client-toolkit",
+  "wayland-client",
+  "wayland-protocols",
+ ]
+@@ -1051,7 +1026,7 @@ dependencies = [
+  "cosmic-config",
+  "ron 0.8.1",
+  "serde",
+- "smithay-client-toolkit 0.19.2 (git+https://github.com/Smithay/client-toolkit)",
++ "smithay-client-toolkit",
+  "tracing",
+  "wayland-protocols-wlr",
+  "xdg-shell-wrapper-config",
+@@ -1360,7 +1335,7 @@ dependencies = [
+  "bitflags 2.8.0",
+  "mime",
+  "raw-window-handle",
+- "smithay-client-toolkit 0.19.2 (registry+https://github.com/rust-lang/crates.io-index)",
++ "smithay-client-toolkit",
+  "smithay-clipboard",
+ ]
+
+@@ -4473,7 +4448,7 @@ dependencies = [
+  "ab_glyph",
+  "log",
+  "memmap2 0.9.5",
+- "smithay-client-toolkit 0.19.2 (registry+https://github.com/rust-lang/crates.io-index)",
++ "smithay-client-toolkit",
+  "tiny-skia",
+ ]
+
+@@ -4642,35 +4617,8 @@ checksum = "3457dea1f0eb631b4034d61d4d8c32074caa6cd1ab2d59f2327bd8461e2c0016"
+ dependencies = [
+  "bitflags 2.8.0",
+  "bytemuck",
+- "calloop 0.13.0",
+- "calloop-wayland-source 0.3.0",
+- "cursor-icon",
+- "libc",
+- "log",
+- "memmap2 0.9.5",
+- "pkg-config",
+- "rustix 0.38.44",
+- "thiserror",
+- "wayland-backend",
+- "wayland-client",
+- "wayland-csd-frame",
+- "wayland-cursor",
+- "wayland-protocols",
+- "wayland-protocols-wlr",
+- "wayland-scanner",
+- "xkbcommon",
+- "xkeysym",
+-]
+-
+-[[package]]
+-name = "smithay-client-toolkit"
+-version = "0.19.2"
+-source = "git+https://github.com/Smithay/client-toolkit#ca6a36e4d5f4a171eea91eabe7c8ab9b17fa98e0"
+-dependencies = [
+- "bitflags 2.8.0",
+- "bytemuck",
+- "calloop 0.14.2",
+- "calloop-wayland-source 0.4.0",
++ "calloop",
++ "calloop-wayland-source",
+  "cursor-icon",
+  "libc",
+  "log",
+@@ -4696,7 +4644,7 @@ source = "git+https://github.com/pop-os/smithay-clipboard?tag=pop-dnd-5#5a3007de
+ dependencies = [
+  "libc",
+  "raw-window-handle",
+- "smithay-client-toolkit 0.19.2 (registry+https://github.com/rust-lang/crates.io-index)",
++ "smithay-client-toolkit",
+  "wayland-backend",
+ ]
+
+@@ -5079,7 +5027,6 @@ version = "0.1.41"
+ source = "registry+https://github.com/rust-lang/crates.io-index"
+ checksum = "784e0ac535deb450455cbfa28a6f0df145ea1bb7ae51b821cf5e7927fdcfbdd0"
+ dependencies = [
+- "log",
+  "pin-project-lite",
+  "tracing-attributes",
+  "tracing-core",
+@@ -6063,7 +6010,7 @@ dependencies = [
+  "bitflags 2.8.0",
+  "block2",
+  "bytemuck",
+- "calloop 0.13.0",
++ "calloop",
+  "cfg_aliases 0.2.1",
+  "concurrent-queue",
+  "core-foundation",
+@@ -6085,7 +6032,7 @@ dependencies = [
+  "redox_syscall 0.4.1",
+  "rustix 0.38.44",
+  "sctk-adwaita",
+- "smithay-client-toolkit 0.19.2 (registry+https://github.com/rust-lang/crates.io-index)",
++ "smithay-client-toolkit",
+  "smol_str",
+  "tracing",
+  "unicode-segmentation",
+diff --git a/Cargo.toml b/Cargo.toml
+index 81563c3..82c5ebd 100644
+--- a/Cargo.toml
++++ b/Cargo.toml
+@@ -29,6 +29,9 @@ features = ["applet", "tokio", "wayland"]
+ version = "0.15"
+ features = ["fluent-system", "desktop-requester"]
+
++[patch."https://github.com/smithay/client-toolkit.git"]
++sctk = { package = "smithay-client-toolkit", version = "=0.19.2" }
++
+ [package.metadata.deb]
+ license-file = "LICENSE"
+ assets = [