feat(linux): add Wayland support with GNOME system shortcuts

src-tauri/src/commands/mod.rs

@@ -130,3 +130,131 @@ pub fn check_apple_intelligence_available() -> bool {
         false
     }
 }
+
+/// Check if running on Wayland (Linux only)
+/// Returns true if the system session is Wayland (regardless of GDK_BACKEND)
+/// This is used for UI decisions about global shortcuts which don't work on Wayland
+#[specta::specta]
+#[tauri::command]
+pub fn is_wayland_session() -> bool {
+    #[cfg(target_os = "linux")]
+    {
+        // Check the actual session type, ignoring GDK_BACKEND
+        // Global shortcuts don't work on Wayland even if we run the app with GDK_BACKEND=x11
+        std::env::var("XDG_SESSION_TYPE")
+            .map(|v| v.to_lowercase() == "wayland")
+            .unwrap_or(false)
+    }
+    #[cfg(not(target_os = "linux"))]
+    {
+        false
+    }
+}
+
+/// Configure a GNOME keyboard shortcut to trigger Handy via SIGUSR2
+/// This is needed on Wayland where global shortcuts don't work
+#[specta::specta]
+#[tauri::command]
+pub fn configure_gnome_shortcut(shortcut: String) -> Result<(), String> {
+    #[cfg(target_os = "linux")]
+    {
+        use std::process::Command;
+
+        // Get existing custom keybindings
+        let existing = Command::new("gsettings")
+            .args([
+                "get",
+                "org.gnome.settings-daemon.plugins.media-keys",
+                "custom-keybindings",
+            ])
+            .output()
+            .map_err(|e| format!("Failed to get existing keybindings: {}", e))?;
+
+        let existing_str = String::from_utf8_lossy(&existing.stdout).trim().to_string();
+
+        // Check if handy keybinding already exists
+        let handy_path = "/org/gnome/settings-daemon/plugins/media-keys/custom-keybindings/handy/";
+        let new_bindings = if existing_str == "@as []" || existing_str.is_empty() {
+            format!("['{}']", handy_path)
+        } else if existing_str.contains(handy_path) {
+            existing_str
+        } else {
+            // Add handy to existing list
+            let trimmed = existing_str.trim_matches(|c| c == '[' || c == ']');
+            format!("[{}, '{}']", trimmed, handy_path)
+        };
+
+        // Set the custom keybindings list
+        Command::new("gsettings")
+            .args([
+                "set",
+                "org.gnome.settings-daemon.plugins.media-keys",
+                "custom-keybindings",
+                &new_bindings,
+            ])
+            .output()
+            .map_err(|e| format!("Failed to set keybindings list: {}", e))?;
+
+        // Configure the handy shortcut
+        let base_path =
+            "org.gnome.settings-daemon.plugins.media-keys.custom-keybinding:/org/gnome/settings-daemon/plugins/media-keys/custom-keybindings/handy/";
+
+        Command::new("gsettings")
+            .args(["set", base_path, "name", "Handy Transcribe"])
+            .output()
+            .map_err(|e| format!("Failed to set shortcut name: {}", e))?;
+
+        Command::new("gsettings")
+            .args(["set", base_path, "command", "pkill -SIGUSR2 -f handy"])
+            .output()
+            .map_err(|e| format!("Failed to set shortcut command: {}", e))?;
+
+        Command::new("gsettings")
+            .args(["set", base_path, "binding", &shortcut])
+            .output()
+            .map_err(|e| format!("Failed to set shortcut binding: {}", e))?;
+
+        Ok(())
+    }
+    #[cfg(not(target_os = "linux"))]
+    {
+        let _ = shortcut;
+        Err("GNOME shortcuts are only available on Linux".to_string())
+    }
+}
+
+/// Get current GNOME shortcut for Handy if configured
+#[specta::specta]
+#[tauri::command]
+pub fn get_gnome_shortcut() -> Result<Option<String>, String> {
+    #[cfg(target_os = "linux")]
+    {
+        use std::process::Command;
+
+        let base_path =
+            "org.gnome.settings-daemon.plugins.media-keys.custom-keybinding:/org/gnome/settings-daemon/plugins/media-keys/custom-keybindings/handy/";
+
+        let output = Command::new("gsettings")
+            .args(["get", base_path, "binding"])
+            .output()
+            .map_err(|e| format!("Failed to get shortcut: {}", e))?;
+
+        if output.status.success() {
+            let binding = String::from_utf8_lossy(&output.stdout)
+                .trim()
+                .trim_matches('\'')
+                .to_string();
+            if binding.is_empty() || binding == "" {
+                Ok(None)
+            } else {
+                Ok(Some(binding))
+            }
+        } else {
+            Ok(None)
+        }
+    }
+    #[cfg(not(target_os = "linux"))]
+    {
+        Ok(None)
+    }
+}

src-tauri/src/lib.rs

@@ -275,6 +275,9 @@ pub fn run() {
         commands::open_log_dir,
         commands::open_app_data_dir,
         commands::check_apple_intelligence_available,
+        commands::is_wayland_session,
+        commands::configure_gnome_shortcut,
+        commands::get_gnome_shortcut,
         commands::models::get_available_models,
         commands::models::get_model_info,
         commands::models::download_model,

src/bindings.ts

@@ -350,6 +350,37 @@ async openAppDataDir() : Promise<Result<null, string>> {
 async checkAppleIntelligenceAvailable() : Promise<boolean> {
     return await TAURI_INVOKE("check_apple_intelligence_available");
 },
+/**
+ * Check if running on Wayland (Linux only)
+ * Returns true if the system session is Wayland (regardless of GDK_BACKEND)
+ * This is used for UI decisions about global shortcuts which don't work on Wayland
+ */
+async isWaylandSession() : Promise<boolean> {
+    return await TAURI_INVOKE("is_wayland_session");
+},
+/**
+ * Configure a GNOME keyboard shortcut to trigger Handy via SIGUSR2
+ * This is needed on Wayland where global shortcuts don't work
+ */
+async configureGnomeShortcut(shortcut: string) : Promise<Result<null, string>> {
+    try {
+    return { status: "ok", data: await TAURI_INVOKE("configure_gnome_shortcut", { shortcut }) };
+} catch (e) {
+    if(e instanceof Error) throw e;
+    else return { status: "error", error: e  as any };
+}
+},
+/**
+ * Get current GNOME shortcut for Handy if configured
+ */
+async getGnomeShortcut() : Promise<Result<string | null, string>> {
+    try {
+    return { status: "ok", data: await TAURI_INVOKE("get_gnome_shortcut") };
+} catch (e) {
+    if(e instanceof Error) throw e;
+    else return { status: "error", error: e  as any };
+}
+},
 async getAvailableModels() : Promise<Result<ModelInfo[], string>> {
     try {
     return { status: "ok", data: await TAURI_INVOKE("get_available_models") };
@@ -603,10 +634,8 @@ async updateRecordingRetentionPeriod(period: string) : Promise<Result<null, stri
 }
 },
 /**
- * Checks if the Mac is a laptop by detecting battery presence
- * 
- * This uses pmset to check for battery information.
- * Returns true if a battery is detected (laptop), false otherwise (desktop)
+ * Stub implementation for non-macOS platforms
+ * Always returns false since laptop detection is macOS-specific
  */
 async isLaptop() : Promise<Result<boolean, string>> {
     try {

src/components/settings/HandyShortcut.tsx

@@ -12,6 +12,7 @@ import { SettingContainer } from "../ui/SettingContainer";
 import { useSettings } from "../../hooks/useSettings";
 import { commands } from "@/bindings";
 import { toast } from "sonner";
+import { AlertCircle } from "lucide-react";
 
 interface HandyShortcutProps {
   descriptionMode?: "inline" | "tooltip";
@@ -40,6 +41,32 @@ export const HandyShortcut: React.FC<HandyShortcutProps> = ({
 
   const bindings = getSetting("bindings") || {};
 
+  // Wayland-specific state
+  const [isWayland, setIsWayland] = useState(false);
+  const [gnomeShortcut, setGnomeShortcut] = useState<string | null>(null);
+  const [isConfiguringGnome, setIsConfiguringGnome] = useState(false);
+  const [gnomeRecordedKeys, setGnomeRecordedKeys] = useState<string[]>([]);
+
+  // Detect Wayland session
+  useEffect(() => {
+    const checkWayland = async () => {
+      try {
+        const wayland = await commands.isWaylandSession();
+        setIsWayland(wayland);
+        if (wayland) {
+          // Get current GNOME shortcut
+          const result = await commands.getGnomeShortcut();
+          if (result.status === "ok" && result.data) {
+            setGnomeShortcut(result.data);
+          }
+        }
+      } catch (error) {
+        console.error("Error checking Wayland session:", error);
+      }
+    };
+    checkWayland();
+  }, []);
+
   // Detect and store OS type
   useEffect(() => {
     const detectOsType = async () => {
@@ -304,6 +331,133 @@ export const HandyShortcut: React.FC<HandyShortcutProps> = ({
     binding.description,
   );
 
+  // Handle GNOME shortcut recording for Wayland
+  const startGnomeRecording = () => {
+    setIsConfiguringGnome(true);
+    setGnomeRecordedKeys([]);
+  };
+
+  const handleGnomeKeyDown = async (e: React.KeyboardEvent) => {
+    if (!isConfiguringGnome) return;
+    e.preventDefault();
+
+    if (e.key === "Escape") {
+      setIsConfiguringGnome(false);
+      setGnomeRecordedKeys([]);
+      return;
+    }
+
+    const rawKey = getKeyName(e.nativeEvent, osType);
+    const key = normalizeKey(rawKey);
+
+    if (!gnomeRecordedKeys.includes(key)) {
+      setGnomeRecordedKeys((prev) => [...prev, key]);
+    }
+  };
+
+  const handleGnomeKeyUp = async (e: React.KeyboardEvent) => {
+    if (!isConfiguringGnome) return;
+    e.preventDefault();
+
+    const rawKey = getKeyName(e.nativeEvent, osType);
+    const key = normalizeKey(rawKey);
+
+    // Remove from currently pressed keys check
+    const remainingKeys = gnomeRecordedKeys.filter((k) => k !== key);
+
+    // If all keys released, save the shortcut
+    if (gnomeRecordedKeys.length > 0) {
+      // Convert to GNOME format: <Control><Shift>space
+      const gnomeFormat = gnomeRecordedKeys
+        .map((k) => {
+          const lower = k.toLowerCase();
+          if (lower === "ctrl" || lower === "control") return "<Control>";
+          if (lower === "shift") return "<Shift>";
+          if (lower === "alt") return "<Alt>";
+          if (lower === "super" || lower === "meta") return "<Super>";
+          return k.toLowerCase();
+        })
+        .join("");
+
+      try {
+        const result = await commands.configureGnomeShortcut(gnomeFormat);
+        if (result.status === "ok") {
+          setGnomeShortcut(gnomeFormat);
+          toast.success(t("settings.general.shortcut.wayland.configured"));
+        } else {
+          toast.error(t("settings.general.shortcut.wayland.error"));
+        }
+      } catch (error) {
+        console.error("Failed to configure GNOME shortcut:", error);
+        toast.error(t("settings.general.shortcut.wayland.error"));
+      }
+
+      setIsConfiguringGnome(false);
+      setGnomeRecordedKeys([]);
+    }
+  };
+
+  // Format GNOME shortcut for display
+  const formatGnomeShortcut = (shortcut: string | null): string => {
+    if (!shortcut) return t("settings.general.shortcut.wayland.notConfigured");
+    return shortcut
+      .replace(/<Control>/g, "Ctrl+")
+      .replace(/<Shift>/g, "Shift+")
+      .replace(/<Alt>/g, "Alt+")
+      .replace(/<Super>/g, "Super+")
+      .replace(/\+$/, "");
+  };
+
+  // Wayland-specific UI
+  if (isWayland && shortcutId === "transcribe") {
+    return (
+      <SettingContainer
+        title={translatedName}
+        description={t("settings.general.shortcut.wayland.description")}
+        descriptionMode={descriptionMode}
+        grouped={grouped}
+        disabled={disabled}
+        layout="stacked"
+      >
+        <div className="space-y-3">
+          <div className="flex items-start gap-2 p-3 bg-amber-500/10 border border-amber-500/30 rounded-lg">
+            <AlertCircle className="w-5 h-5 text-amber-500 shrink-0 mt-0.5" />
+            <p className="text-sm text-amber-200">
+              {t("settings.general.shortcut.wayland.notice")}
+            </p>
+          </div>
+
+          <div className="flex items-center space-x-2">
+            {isConfiguringGnome ? (
+              <div
+                tabIndex={0}
+                onKeyDown={handleGnomeKeyDown}
+                onKeyUp={handleGnomeKeyUp}
+                className="px-3 py-2 text-sm font-semibold border border-logo-primary bg-logo-primary/30 rounded min-w-[180px] text-center focus:outline-none"
+                autoFocus
+              >
+                {gnomeRecordedKeys.length === 0
+                  ? t("settings.general.shortcut.pressKeys")
+                  : gnomeRecordedKeys.join("+")}
+              </div>
+            ) : (
+              <div
+                className="px-3 py-2 text-sm font-semibold bg-mid-gray/10 border border-mid-gray/80 hover:bg-logo-primary/10 rounded cursor-pointer hover:border-logo-primary min-w-[180px] text-center"
+                onClick={startGnomeRecording}
+              >
+                {formatGnomeShortcut(gnomeShortcut)}
+              </div>
+            )}
+          </div>
+
+          <p className="text-xs text-mid-gray">
+            {t("settings.general.shortcut.wayland.hint")}
+          </p>
+        </div>
+      </SettingContainer>
+    );
+  }
+
   return (
     <SettingContainer
       title={translatedName}