Add linux-ksni feature and update docs

Cargo.toml

@@ -70,3 +70,5 @@ opt-level = "s"
 [patch.crates-io]
 schemars_derive = { git = 'https://github.com/tauri-apps/schemars.git', branch = 'feat/preserve-description-newlines' }
 tauri = { path = "./crates/tauri" }
+tray-icon = { git = "https://github.com/dfaust/tray-icon", branch = "ksni" }
+muda = { git = "https://github.com/dfaust/muda", branch = "ksni" }

crates/tauri/Cargo.toml

@@ -25,6 +25,7 @@ features = [
   "protocol-asset",
   "test",
   "specta",
+  "linux-ksni",
 ]
 rustc-args = ["--cfg", "docsrs"]
 rustdoc-args = ["--cfg", "docsrs"]
@@ -175,7 +176,7 @@ test = []
 compression = ["tauri-macros/compression", "tauri-utils/compression"]
 wry = ["tauri-runtime-wry"]
 objc-exception = ["tauri-runtime-wry/objc-exception"]
-linux-libxdo = ["tray-icon/libxdo", "muda/libxdo"]
+linux-libxdo = ["muda/libxdo"]
 isolation = ["tauri-utils/isolation", "tauri-macros/isolation", "uuid"]
 custom-protocol = ["tauri-macros/custom-protocol"]
 native-tls = ["reqwest/native-tls"]
@@ -197,6 +198,7 @@ image-ico = ["image/ico"]
 image-png = ["image/png"]
 macos-proxy = ["tauri-runtime-wry/macos-proxy"]
 specta = ["dep:specta", "dep:specta-util"]
+linux-ksni = ["tray-icon?/linux-ksni"]
 
 [[example]]
 name = "commands"

crates/tauri/src/lib.rs

@@ -35,6 +35,7 @@
 //! - **image-png**: Adds support to parse `.png` image, see [`Image`].
 //! - **macos-proxy**: Adds support for [`WebviewBuilder::proxy_url`] on macOS. Requires macOS 14+.
 //! - **specta**: Add support for [`specta::specta`](https://docs.rs/specta/%5E2.0.0-rc.9/specta/attr.specta.html) with Tauri arguments such as [`State`](crate::State), [`Window`](crate::Window) and [`AppHandle`](crate::AppHandle)
+//! - **linux-ksni**: Enables the experimental `linux-ksni` feature of the `tray-icon` crate, which uses the xdg standard for system tray icons on Linux.
 //!
 //! ## Cargo allowlist features
 //!

crates/tauri/src/tray/mod.rs

@@ -218,11 +218,6 @@ pub struct TrayIconBuilder<R: Runtime> {
 
 impl<R: Runtime> TrayIconBuilder<R> {
   /// Creates a new tray icon builder.
-  ///
-  /// ## Platform-specific:
-  ///
-  /// - **Linux:** Sometimes the icon won't be visible unless a menu is set.
-  ///   Setting an empty [`Menu`](crate::menu::Menu) is enough.
   pub fn new() -> Self {
     Self {
       inner: tray_icon::TrayIconBuilder::new(),
@@ -232,11 +227,6 @@ impl<R: Runtime> TrayIconBuilder<R> {
   }
 
   /// Creates a new tray icon builder with the specified id.
-  ///
-  /// ## Platform-specific:
-  ///
-  /// - **Linux:** Sometimes the icon won't be visible unless a menu is set.
-  ///   Setting an empty [`Menu`](crate::menu::Menu) is enough.
   pub fn with_id<I: Into<TrayIconId>>(id: I) -> Self {
     let mut builder = Self::new();
     builder.inner = builder.inner.with_id(id);
@@ -259,6 +249,7 @@ impl<R: Runtime> TrayIconBuilder<R> {
   ///
   /// - **Linux:** Sometimes the icon won't be visible unless a menu is set.
   ///   Setting an empty [`Menu`](crate::menu::Menu) is enough.
+  ///   Works with feature `linux-ksni`.
   pub fn icon(mut self, icon: Image<'_>) -> Self {
     let icon = icon.try_into().ok();
     if let Some(icon) = icon {
@@ -271,7 +262,7 @@ impl<R: Runtime> TrayIconBuilder<R> {
   ///
   /// ## Platform-specific:
   ///
-  /// - **Linux:** Unsupported.
+  /// - **Linux:** Unsupported. Works with feature `linux-ksni`.
   pub fn tooltip<S: AsRef<str>>(mut self, s: S) -> Self {
     self.inner = self.inner.with_tooltip(s);
     self
@@ -286,16 +277,20 @@ impl<R: Runtime> TrayIconBuilder<R> {
   ///   updated information.  In general, it shouldn't be shown unless a
   ///   user requests it as it can take up a significant amount of space
   ///   on the user's panel.  This may not be shown in all visualizations.
+  ///   Works with feature `linux-ksni`.
   /// - **Windows:** Unsupported.
   pub fn title<S: AsRef<str>>(mut self, title: S) -> Self {
     self.inner = self.inner.with_title(title);
     self
   }
 
   /// Set tray icon temp dir path. **Linux only**.
+  /// 
+  /// Not availabe with feature `linux-ksni`.
   ///
   /// On Linux, we need to write the icon to the disk and usually it will
   /// be `$XDG_RUNTIME_DIR/tray-icon` or `$TEMP/tray-icon`.
+  #[cfg(not(feature = "linux-ksni"))]
   pub fn temp_dir_path<P: AsRef<Path>>(mut self, s: P) -> Self {
     self.inner = self.inner.with_temp_dir_path(s);
     self
@@ -509,7 +504,7 @@ impl<R: Runtime> TrayIcon<R> {
   ///
   /// ## Platform-specific:
   ///
-  /// - **Linux**: once a menu is set it cannot be removed so `None` has no effect
+  /// - **Linux**: Once a menu is set it cannot be removed so `None` has no effect. Works with feature `linux-ksni`.
   pub fn set_menu<M: ContextMenu + 'static>(&self, menu: Option<M>) -> crate::Result<()> {
     run_item_main_thread!(self, |self_: Self| {
       self_.inner.set_menu(menu.map(|m| m.inner_context_owned()))
@@ -520,7 +515,7 @@ impl<R: Runtime> TrayIcon<R> {
   ///
   /// ## Platform-specific:
   ///
-  /// - **Linux:** Unsupported
+  /// - **Linux:** Unsupported. Works with feature `linux-ksni`.
   pub fn set_tooltip<S: AsRef<str>>(&self, tooltip: Option<S>) -> crate::Result<()> {
     let s = tooltip.map(|s| s.as_ref().to_string());
     run_item_main_thread!(self, |self_: Self| self_.inner.set_tooltip(s))?.map_err(Into::into)
@@ -535,6 +530,7 @@ impl<R: Runtime> TrayIcon<R> {
   ///   updated information.  In general, it shouldn't be shown unless a
   ///   user requests it as it can take up a significant amount of space
   ///   on the user's panel.  This may not be shown in all visualizations.
+  ///   Works with feature `linux-ksni`.
   /// - **Windows:** Unsupported
   pub fn set_title<S: AsRef<str>>(&self, title: Option<S>) -> crate::Result<()> {
     let s = title.map(|s| s.as_ref().to_string());
@@ -547,9 +543,12 @@ impl<R: Runtime> TrayIcon<R> {
   }
 
   /// Sets the tray icon temp dir path. **Linux only**.
+  /// 
+  /// Not availabe with feature `linux-ksni`.
   ///
   /// On Linux, we need to write the icon to the disk and usually it will
   /// be `$XDG_RUNTIME_DIR/tray-icon` or `$TEMP/tray-icon`.
+  #[cfg(not(feature = "linux-ksni"))]
   pub fn set_temp_dir_path<P: AsRef<Path>>(&self, path: Option<P>) -> crate::Result<()> {
     #[allow(unused)]
     let p = path.map(|p| p.as_ref().to_path_buf());

crates/tauri/src/tray/plugin.rs

@@ -73,6 +73,7 @@ fn new<R: Runtime>(
   if let Some(title) = options.title {
     builder = builder.title(title);
   }
+  #[cfg(not(feature = "linux-ksni"))]
   if let Some(temp_dir_path) = options.temp_dir_path {
     builder = builder.temp_dir_path(temp_dir_path);
   }
@@ -191,6 +192,7 @@ fn set_visible<R: Runtime>(
   tray.set_visible(visible)
 }
 
+#[cfg(not(feature = "linux-ksni"))]
 #[command(root = "crate")]
 fn set_temp_dir_path<R: Runtime>(
   webview: Webview<R>,
@@ -235,6 +237,7 @@ pub(crate) fn init<R: Runtime>() -> TauriPlugin<R> {
       set_tooltip,
       set_title,
       set_visible,
+      #[cfg(not(feature = "linux-ksni"))]
       set_temp_dir_path,
       set_icon_as_template,
       set_show_menu_on_left_click,