Add voice api calls to steamosctl and proxy.

Added listing of screen reader locales.
Added listing of voices for a given locale.
Added getting and setting of voice property.

com.steampowered.SteamOSManager1.xml

@@ -359,6 +359,11 @@
     -->
     <property name="VoiceLocales" type="as" access="read"/>
 
+    <!--
+        Map of voice names per locale
+    -->
+    <property name="VoicesForLocale" type="a{sas}" access="read"/>
+
     <!--
         Trigger Action
 
@@ -386,19 +391,6 @@
       <arg type="t" name="timestamp" direction="in"/>
     </method>
 
-    <!--
-        Get the voices for a given locale
-
-        Get a list of voices for a given locale
-
-        @locale: The locale to get the voices for. e.g. en-US
-        @voices: A list of voice names to present to the user
-    -->
-    <method name="GetVoicesForLocale">
-      <arg type="s" name="locale" direction="in"/>
-      <arg type="as" name="voices" direction="out"/>
-    </method>
-
   </interface>
 
   <!--

src/bin/steamosctl.rs

@@ -5,7 +5,7 @@
  * SPDX-License-Identifier: MIT
  */
 
-use anyhow::Result;
+use anyhow::{anyhow, Result};
 use clap::{ArgAction, Parser, Subcommand};
 use itertools::Itertools;
 use nix::time::{clock_gettime, ClockId};
@@ -254,6 +254,24 @@ enum Commands {
         mode: ScreenReaderMode,
     },
 
+    /// Get screen reader known locales
+    GetScreenReaderLocales,
+
+    /// Get screen reader voices for given locale
+    GetScreenReaderVoicesForLocale {
+        /// Valid locales can be found using get-screen-reader-locales.
+        locale: String,
+    },
+
+    /// Get screen reader voice
+    GetScreenReaderVoice,
+
+    /// Set screen reader voice
+    SetScreenReaderVoice {
+        /// The voice name to use for screen reader. Valid voices can be found using get-screen-reader-voices-for-locale
+        voice: String,
+    },
+
     /// Trigger screen reader action
     TriggerScreenReaderAction {
         /// Valid actions are
@@ -638,6 +656,34 @@ async fn main() -> Result<()> {
                 .trigger_action(*action as u32, now.try_into()?)
                 .await?;
         }
+        Commands::GetScreenReaderVoice => {
+            let proxy = ScreenReader0Proxy::new(&conn).await?;
+            let voice = proxy.voice().await?;
+            println!("Voice: {voice}");
+        }
+        Commands::SetScreenReaderVoice { voice } => {
+            let proxy = ScreenReader0Proxy::new(&conn).await?;
+            proxy.set_voice(voice).await?;
+        }
+        Commands::GetScreenReaderLocales => {
+            let proxy = ScreenReader0Proxy::new(&conn).await?;
+            let locales = proxy.voice_locales().await?;
+            println!("Locales:\n");
+            for locale in locales.into_iter().sorted() {
+                println!("- {locale}");
+            }
+        }
+        Commands::GetScreenReaderVoicesForLocale { locale } => {
+            let proxy = ScreenReader0Proxy::new(&conn).await?;
+            let voice_list = proxy.voices_for_locale().await?;
+            let voices = voice_list
+                .get(locale)
+                .ok_or_else(|| anyhow!("Unable to load voices map"))?;
+            println!("Voices:\n");
+            for voice in voices.iter().sorted() {
+                println!("- {voice}");
+            }
+        }
     }
 
     Ok(())

src/manager/user.rs

@@ -734,6 +734,11 @@ impl ScreenReader0 {
         self.screen_reader.get_voice_locales()
     }
 
+    #[zbus(property)]
+    async fn voices_for_locale(&self) -> HashMap<String, Vec<String>> {
+        self.screen_reader.get_voices()
+    }
+
     async fn trigger_action(&mut self, a: u32, timestamp: u64) -> fdo::Result<()> {
         let action = match ScreenReaderAction::try_from(a) {
             Ok(action) => action,
@@ -744,12 +749,6 @@ impl ScreenReader0 {
             .await
             .map_err(to_zbus_fdo_error)
     }
-
-    async fn get_voices(&self, locale: &str) -> fdo::Result<Vec<String>> {
-        self.screen_reader
-            .get_voices(locale)
-            .ok_or(fdo::Error::Failed(String::from("No voices found")))
-    }
 }
 
 #[interface(name = "com.steampowered.SteamOSManager1.Storage1")]

src/proxy/screenreader0.rs

@@ -19,12 +19,21 @@ use zbus::proxy;
     assume_defaults = true
 )]
 pub trait ScreenReader0 {
+    /// TriggerAction method
+    fn trigger_action(&self, action: u32, timestamp: u64) -> zbus::Result<()>;
+
     /// Enabled property
     #[zbus(property)]
     fn enabled(&self) -> zbus::Result<bool>;
     #[zbus(property)]
     fn set_enabled(&self, value: bool) -> zbus::Result<()>;
 
+    /// Mode property
+    #[zbus(property)]
+    fn mode(&self) -> zbus::Result<u32>;
+    #[zbus(property)]
+    fn set_mode(&self, value: u32) -> zbus::Result<()>;
+
     /// Pitch property
     #[zbus(property)]
     fn pitch(&self) -> zbus::Result<f64>;
@@ -37,17 +46,23 @@ pub trait ScreenReader0 {
     #[zbus(property)]
     fn set_rate(&self, value: f64) -> zbus::Result<()>;
 
+    /// Voice property
+    #[zbus(property)]
+    fn voice(&self) -> zbus::Result<String>;
+    #[zbus(property)]
+    fn set_voice(&self, value: &str) -> zbus::Result<()>;
+
+    /// VoiceLocales property
+    #[zbus(property)]
+    fn voice_locales(&self) -> zbus::Result<Vec<String>>;
+
+    /// VoicesForLocale property
+    #[zbus(property)]
+    fn voices_for_locale(&self) -> zbus::Result<std::collections::HashMap<String, Vec<String>>>;
+
     /// Volume property
     #[zbus(property)]
     fn volume(&self) -> zbus::Result<f64>;
     #[zbus(property)]
     fn set_volume(&self, value: f64) -> zbus::Result<()>;
-
-    /// Mode property
-    #[zbus(property)]
-    fn mode(&self) -> zbus::Result<u32>;
-    #[zbus(property)]
-    fn set_mode(&self, mode: u32) -> zbus::Result<()>;
-
-    fn trigger_action(&self, action: u32, timestamp: u64) -> zbus::Result<()>;
 }

src/screenreader.rs

@@ -170,8 +170,8 @@ impl<'dbus> OrcaManager<'dbus> {
         Ok(())
     }
 
-    pub fn get_voices(&self, locale: &str) -> Option<Vec<String>> {
-        self.voices_by_language.get(locale).cloned()
+    pub fn get_voices(&self) -> HashMap<String, Vec<String>> {
+        self.voices_by_language.clone()
     }
 
     pub fn get_voice_locales(&self) -> Vec<String> {