Move to SCSS and load from path

data/meson.build

@@ -53,3 +53,20 @@ configure_file(
   output: '@BASENAME@',
   install_dir: systemd_service_install_dir
 )
+
+# SCSS Compilation
+style_css = custom_target(
+  'SCSS Compilation',
+  build_by_default: true,
+  input : 'style/style.scss',
+  output : 'style.css',
+  install: true,
+  install_dir: config_path,
+  command : [
+    sassc,
+    '@INPUT@',
+    '@OUTPUT@'
+  ],
+)
+
+message(style_css.full_path())

data/style/style.scss

@@ -0,0 +1,50 @@
+window#osd {
+  padding: 12px 20px;
+  border-radius: 999px;
+  border: none;
+  background: #{"alpha(@theme_bg_color, 0.8)"};
+
+  #container {
+    margin: 16px;
+  }
+
+  image,
+  label {
+    color: #{"@theme_fg_color"};
+  }
+
+  progressbar:disabled,
+  image:disabled {
+    opacity: 0.5;
+  }
+
+  progressbar {
+    min-height: 6px;
+    border-radius: 999px;
+    background: transparent;
+    border: none;
+  }
+  trough {
+    min-height: inherit;
+    border-radius: inherit;
+    border: none;
+    background: #{"alpha(@theme_fg_color, 0.5)"};
+  }
+  progress {
+    min-height: inherit;
+    border-radius: inherit;
+    border: none;
+    background: #{"@theme_fg_color"};
+  }
+}
+
+window#alt-tab {
+  padding: 12px 20px;
+  border-radius: 12px;
+  border: none;
+  background: #{"alpha(@theme_bg_color, 0.8)"};
+
+  flowbox {
+    background-color: red;
+  }
+}

data/swayosd.gresource.xml

@@ -18,7 +18,5 @@
     <file>icons/scalable/status/source-volume-medium-symbolic.svg</file>
     <file>icons/scalable/status/source-volume-low-symbolic.svg</file>
     <file>icons/scalable/status/source-volume-muted-symbolic.svg</file>
-
-    <file>style/style.css</file>
   </gresource>
 </gresources>

meson.build

@@ -1,9 +1,18 @@
-project('swayosd', 'rust', 
+project('swayosd', 'rust',
           version: '0.1.0',
     meson_version: '>= 0.62.0',
   default_options: [ 'warning_level=2', 'werror=false', ],
 )
 
+config_path = join_paths(get_option('sysconfdir'), 'xdg', 'swayosd')
+
+# glib-compile-resources Dependency
+assert(find_program('glib-compile-resources').found())
+
+# SCSS Dependency
+sassc = find_program('sassc')
+assert(sassc.found())
+
 subdir('data')
 
 subdir('src')

src/meson.build

@@ -1,6 +1,7 @@
 pkgdatadir = join_paths(get_option('prefix'), get_option('datadir'), meson.project_name())
 
 cargo_bin  = find_program('cargo')
+assert(cargo_bin.found())
 cargo_opt  = [ '--manifest-path', meson.project_source_root() / 'Cargo.toml' ]
 cargo_opt += [ '--target-dir', meson.project_build_root()  / 'src' ]
 cargo_env  = [ 'CARGO_HOME=' + meson.project_build_root()  / 'cargo-home' ]

src/server/main.rs

@@ -32,7 +32,7 @@ use gtk::{
 };
 use std::future::pending;
 use std::str::FromStr;
-use utils::user_style_path;
+use utils::{get_system_css_path, user_style_path};
 use zbus::{dbus_interface, ConnectionBuilder};
 
 struct DbusServer {
@@ -92,12 +92,17 @@ fn main() {
 
 	// Load the provided default CSS theme
 	let provider = CssProvider::new();
-	provider.load_from_resource(&format!("{}/style/style.css", GRESOURCE_BASE_PATH));
-	StyleContext::add_provider_for_screen(
-		&screen,
-		&provider,
-		gtk::STYLE_PROVIDER_PRIORITY_APPLICATION as u32,
-	);
+	match get_system_css_path() {
+		Some(path) => match provider.load_from_path(path.to_str().unwrap()) {
+			Ok(_) => StyleContext::add_provider_for_screen(
+				&screen,
+				&provider,
+				gtk::STYLE_PROVIDER_PRIORITY_APPLICATION as u32,
+			),
+			Err(error) => eprintln!("Could not load default CSS stylesheet: {}", error),
+		},
+		None => eprintln!("Could not find the system CSS file..."),
+	}
 
 	// Try loading the users CSS theme
 	if let Some(user_config_path) = user_style_path() {

src/server/utils.rs

@@ -1,10 +1,11 @@
-use gtk::glib::user_config_dir;
+use gtk::glib::{system_config_dirs, user_config_dir};
 use lazy_static::lazy_static;
 use substring::Substring;
 
 use std::{
 	fs::{self, File},
 	io::{prelude::*, BufReader},
+	path::{Path, PathBuf},
 	sync::Mutex,
 };
 
@@ -351,6 +352,25 @@ pub fn volume_to_f64(volume: &Volume) -> f64 {
 	(100.0 * tmp_vol / f64::from(Volume::NORMAL.0 - Volume::MUTED.0)).round()
 }
 
+pub fn get_system_css_path() -> Option<PathBuf> {
+	let mut paths: Vec<PathBuf> = Vec::new();
+	for path in system_config_dirs() {
+		paths.push(path.join("swayosd").join("style.css"));
+	}
+
+	paths.push(Path::new("/usr/local/etc/xdg/swaync/style.css").to_path_buf());
+
+	let mut path: Option<PathBuf> = None;
+	for try_path in paths {
+		if try_path.exists() {
+			path = Some(try_path);
+			break;
+		}
+	}
+
+	path
+}
+
 pub fn user_style_path() -> Option<String> {
 	let path = user_config_dir().join("swayosd/style.css");
 	if path.exists() {