feat: add set_dock_visibility method

.changes/feat-dock-visibility-on-macos.md

@@ -0,0 +1,7 @@
+---
+tauri: patch:feat
+tauri-runtime: patch:feat
+tauri-runtime-wry: patch:feat
+---
+
+MacOS: Add `set_dock_visibility` method to support setting the visibility of the application in the dock.

.changes/setDockVisibility.md

@@ -0,0 +1,6 @@
+---
+"@tauri-apps/api": minor:feat
+---
+
+Added `app.setDockVisibility` for macOS.
+

crates/tauri-runtime-wry/src/lib.rs

@@ -1363,6 +1363,8 @@ pub enum Message<T: 'static> {
   Task(Box<dyn FnOnce() + Send>),
   #[cfg(target_os = "macos")]
   SetActivationPolicy(ActivationPolicy),
+  #[cfg(target_os = "macos")]
+  SetDockVisibility(bool),
   RequestExit(i32),
   Application(ApplicationMessage),
   Window(WindowId, WindowMessage),
@@ -2435,6 +2437,11 @@ impl<T: UserEvent> RuntimeHandle<T> for WryHandle<T> {
     )
   }
 
+  #[cfg(target_os = "macos")]
+  fn set_dock_visibility(&self, visible: bool) -> Result<()> {
+    send_user_message(&self.context, Message::SetDockVisibility(visible))
+  }
+
   fn request_exit(&self, code: i32) -> Result<()> {
     // NOTE: request_exit cannot use the `send_user_message` function because it accesses the event loop callback
     self
@@ -2844,6 +2851,11 @@ impl<T: UserEvent> Runtime<T> for Wry<T> {
       .set_activation_policy(tao_activation_policy(activation_policy));
   }
 
+  #[cfg(target_os = "macos")]
+  fn set_dock_visibility(&mut self, visible: bool) {
+    self.event_loop.set_dock_visibility(visible);
+  }
+
   #[cfg(target_os = "macos")]
   fn show(&self) {
     self.event_loop.show_application();
@@ -3018,6 +3030,8 @@ fn handle_user_message<T: UserEvent>(
     Message::SetActivationPolicy(activation_policy) => {
       event_loop.set_activation_policy_at_runtime(tao_activation_policy(activation_policy))
     }
+    #[cfg(target_os = "macos")]
+    Message::SetDockVisibility(visible) => event_loop.set_dock_visibility(visible),
     Message::RequestExit(_code) => panic!("cannot handle RequestExit on the main thread"),
     Message::Application(application_message) => match application_message {
       #[cfg(target_os = "macos")]

crates/tauri-runtime/src/lib.rs

@@ -288,6 +288,12 @@ pub trait RuntimeHandle<T: UserEvent>: Debug + Clone + Send + Sync + Sized + 'st
   #[cfg_attr(docsrs, doc(cfg(target_os = "macos")))]
   fn set_activation_policy(&self, activation_policy: ActivationPolicy) -> Result<()>;
 
+  /// Sets the dock visibility for the application.
+  ///
+  #[cfg(target_os = "macos")]
+  #[cfg_attr(docsrs, doc(cfg(target_os = "macos")))]
+  fn set_dock_visibility(&self, visible: bool) -> Result<()>;
+
   /// Requests an exit of the event loop.
   fn request_exit(&self, code: i32) -> Result<()>;
 
@@ -431,6 +437,12 @@ pub trait Runtime<T: UserEvent>: Debug + Sized + 'static {
   #[cfg_attr(docsrs, doc(cfg(target_os = "macos")))]
   fn set_activation_policy(&mut self, activation_policy: ActivationPolicy);
 
+  /// Sets the dock visibility for the application.
+  ///
+  #[cfg(target_os = "macos")]
+  #[cfg_attr(docsrs, doc(cfg(target_os = "macos")))]
+  fn set_dock_visibility(&mut self, visible: bool);
+
   /// Shows the application, but does not automatically focus it.
   #[cfg(target_os = "macos")]
   #[cfg_attr(docsrs, doc(cfg(target_os = "macos")))]

crates/tauri/build.rs

@@ -159,6 +159,7 @@ const PLUGINS: &[(&str, &[(&str, bool)])] = &[
       ("remove_data_store", false),
       ("default_window_icon", false),
       ("set_app_theme", false),
+      ("set_dock_visibility", false),
     ],
   ),
   (

crates/tauri/permissions/app/autogenerated/reference.md

@@ -229,6 +229,32 @@ Denies the set_app_theme command without any pre-configured scope.
 <tr>
 <td>
 
+`core:app:allow-set-dock-visibility`
+
+</td>
+<td>
+
+Enables the set_dock_visibility command without any pre-configured scope.
+
+</td>
+</tr>
+
+<tr>
+<td>
+
+`core:app:deny-set-dock-visibility`
+
+</td>
+<td>
+
+Denies the set_dock_visibility command without any pre-configured scope.
+
+</td>
+</tr>
+
+<tr>
+<td>
+
 `core:app:allow-tauri-version`
 
 </td>

crates/tauri/src/app.rs

@@ -601,6 +601,26 @@ impl<R: Runtime> AppHandle<R> {
       .set_activation_policy(activation_policy)
       .map_err(Into::into)
   }
+
+  /// Sets the dock visibility for the application.
+  ///
+  /// # Examples
+  /// ```,no_run
+  /// tauri::Builder::default()
+  ///   .setup(move |app| {
+  ///     #[cfg(target_os = "macos")]
+  ///     app.handle().set_dock_visibility(false);
+  ///     Ok(())
+  ///   });
+  /// ```
+  #[cfg(target_os = "macos")]
+  #[cfg_attr(docsrs, doc(cfg(target_os = "macos")))]
+  pub fn set_dock_visibility(&self, visible: bool) -> crate::Result<()> {
+    self
+      .runtime_handle
+      .set_dock_visibility(visible)
+      .map_err(Into::into)
+  }
 }
 
 impl<R: Runtime> Manager<R> for AppHandle<R> {
@@ -1130,6 +1150,27 @@ impl<R: Runtime> App<R> {
     }
   }
 
+  /// Sets the dock visibility for the application.
+  ///
+  /// # Examples
+  /// ```,no_run
+  /// tauri::Builder::default()
+  ///   .setup(move |app| {
+  ///     #[cfg(target_os = "macos")]
+  ///     app.set_dock_visibility(false);
+  ///     Ok(())
+  ///   });
+  /// ```
+  #[cfg(target_os = "macos")]
+  #[cfg_attr(docsrs, doc(cfg(target_os = "macos")))]
+  pub fn set_dock_visibility(&mut self, visible: bool) {
+    if let Some(runtime) = self.runtime.as_mut() {
+      runtime.set_dock_visibility(visible);
+    } else {
+      let _ = self.app_handle().set_dock_visibility(visible);
+    }
+  }
+
   /// Change the device event filter mode.
   ///
   /// Since the DeviceEvent capture can lead to high CPU usage for unfocused windows, [`tao`]

crates/tauri/src/app/plugin.rs

@@ -83,6 +83,33 @@ pub async fn set_app_theme<R: Runtime>(app: AppHandle<R>, theme: Option<Theme>)
   app.set_theme(theme);
 }
 
+#[command(root = "crate")]
+pub async fn set_dock_visibility<R: Runtime>(
+  app: AppHandle<R>,
+  visible: bool,
+) -> crate::Result<()> {
+  #[cfg(target_os = "macos")]
+  {
+    let mut focused_window = None;
+    for window in app.manager.windows().into_values() {
+      if window.is_focused().unwrap_or_default() {
+        focused_window.replace(window);
+        break;
+      }
+    }
+
+    app.set_dock_visibility(visible)?;
+
+    // retain focus
+    if let Some(focused_window) = focused_window {
+      let _ = focused_window.set_focus();
+    }
+  }
+  #[cfg(not(target_os = "macos"))]
+  let (_app, _visible) = (app, visible);
+  Ok(())
+}
+
 pub fn init<R: Runtime>() -> TauriPlugin<R> {
   Builder::new("app")
     .invoke_handler(crate::generate_handler![
@@ -97,6 +124,7 @@ pub fn init<R: Runtime>() -> TauriPlugin<R> {
       remove_data_store,
       default_window_icon,
       set_app_theme,
+      set_dock_visibility,
     ])
     .build()
 }

crates/tauri/src/test/mock_runtime.rs

@@ -134,6 +134,12 @@ impl<T: UserEvent> RuntimeHandle<T> for MockRuntimeHandle {
     Ok(())
   }
 
+  #[cfg(target_os = "macos")]
+  #[cfg_attr(docsrs, doc(cfg(target_os = "macos")))]
+  fn set_dock_visibility(&self, visible: bool) -> Result<()> {
+    Ok(())
+  }
+
   fn request_exit(&self, code: i32) -> Result<()> {
     unimplemented!()
   }
@@ -1209,6 +1215,10 @@ impl<T: UserEvent> Runtime<T> for MockRuntime {
   #[cfg_attr(docsrs, doc(cfg(target_os = "macos")))]
   fn set_activation_policy(&mut self, activation_policy: tauri_runtime::ActivationPolicy) {}
 
+  #[cfg(target_os = "macos")]
+  #[cfg_attr(docsrs, doc(cfg(target_os = "macos")))]
+  fn set_dock_visibility(&mut self, visible: bool) {}
+
   #[cfg(target_os = "macos")]
   #[cfg_attr(docsrs, doc(cfg(target_os = "macos")))]
   fn show(&self) {}

examples/api/src-tauri/capabilities/run-app.json

@@ -24,6 +24,7 @@
     "core:app:allow-app-hide",
     "core:app:allow-app-show",
     "core:app:allow-set-app-theme",
+    "core:app:allow-set-dock-visibility",
     "core:window:allow-set-theme",
     "core:window:allow-center",
     "core:window:allow-request-user-attention",

examples/api/src/views/App.svelte

@@ -1,9 +1,10 @@
 <script>
-  import { show, hide, setTheme } from '@tauri-apps/api/app'
+  import { show, hide, setTheme, setDockVisibility } from '@tauri-apps/api/app'
 
   export let onMessage
   /** @type {import('@tauri-apps/api/window').Theme | 'auto'} */
   let theme = 'auto'
+  let dockVisible = true
 
   function showApp() {
     hideApp()
@@ -37,6 +38,11 @@
     }
     setTheme(theme === 'auto' ? null : theme)
   }
+
+  async function toggleDockVisibility() {
+    await setDockVisibility(!dockVisible)
+    dockVisible = !dockVisible
+  }
 </script>
 
 <div>
@@ -47,5 +53,6 @@
     on:click={showApp}>Show</button
   >
   <button class="btn" id="hide" on:click={hideApp}>Hide</button>
-  <button class="btn" id="hide" on:click={switchTheme}>Switch Theme ({theme})</button>
+  <button class="btn" id="switch-theme" on:click={switchTheme}>Switch Theme ({theme})</button>
+  <button class="btn" id="toggle-dock-visibility" on:click={toggleDockVisibility}>Toggle dock visibility</button>
 </div>

packages/api/src/app.ts

@@ -196,6 +196,16 @@ async function setTheme(theme?: Theme | null): Promise<void> {
   return invoke('plugin:app|set_app_theme', { theme })
 }
 
+/**
+ * Sets the dock visibility for the application on macOS.
+ *
+ * @param visible whether the dock should be visible or not
+ * @since 2.5.0
+ */
+async function setDockVisibility(visible: boolean): Promise<void> {
+  return invoke('plugin:app|set_dock_visibility', { visible })
+}
+
 export {
   getName,
   getVersion,
@@ -206,5 +216,6 @@ export {
   defaultWindowIcon,
   setTheme,
   fetchDataStoreIdentifiers,
-  removeDataStore
+  removeDataStore,
+  setDockVisibility
 }