feat: implement enhanced Linux hotkey handling and add command copying functionality

app.go

@@ -632,6 +632,7 @@ func (a *App) startupHeadless() {
 	}
 
 	// Initialize Hotkey Listener
+	if shouldStartBuiltInHotkeyListener() {
 		a.hotkeyListener = hotkey.NewListener(a.config.Shortcut, a.StartRecording, a.StopRecording)
 		if runtime.GOOS != "windows" {
 			a.hotkeyListener.SetRegistrationErrorCallback(func(err error) {
@@ -639,18 +640,28 @@ func (a *App) startupHeadless() {
 				go func() {
 					time.Sleep(2 * time.Second)
 					if a.overlay != nil {
-					a.overlay.Show("Shortcut registration failed. Please add a custom system shortcut calling 'wis-free-v3 --action=toggle' as a fallback.")
+						a.overlay.Show("Shortcut registration failed. Add a custom system shortcut with the command shown in Settings.")
 					}
 				}()
 			})
 		}
 		a.hotkeyListener.Start()
+	} else {
+		logger.Info("Linux portal hotkey disabled; use the --press command from Settings for GNOME shortcuts")
+	}
 
 	logger.Info("Components initialized successfully!")
 
 	logger.Info("Basic app components loaded, continuing startup...")
 }
 
+func shouldStartBuiltInHotkeyListener() bool {
+	if runtime.GOOS != "linux" {
+		return true
+	}
+	return os.Getenv("WISFREE_USE_PORTAL_HOTKEY") == "1"
+}
+
 // Shutdown cleans up resources
 func (a *App) Shutdown(ctx context.Context) {
 	if a.hotkeyListener != nil {

frontend/dist/index.html

@@ -6,7 +6,7 @@
     <meta content="width=device-width, initial-scale=1.0" name="viewport">
     <title>Wisp Settings</title>
     
-  <script type="module" crossorigin src="/assets/index.fbf781c1.js"></script>
+  <script type="module" crossorigin src="/assets/index.3a064eef.js"></script>
   <link rel="stylesheet" href="/assets/index.6e77aa4d.css">
 </head>
 
@@ -54,8 +54,8 @@
                         <button onclick="copyLinuxPressCommand()">Copy</button>
                     </div>
                 </div>
-                <p class="hint">GNOME: Settings -> Keyboard -> Custom Shortcuts -> Add a shortcut using the copied command.</p>
-                <p class="hint">KDE: System Settings -> Shortcuts -> Command/URL -> Add a shortcut using the copied command.</p>
+                <p class="hint">GNOME: Settings -> Keyboard -> Custom Shortcuts -> Add a shortcut with the copied command.</p>
+                <p class="hint">KDE: System Settings -> Shortcuts -> Command/URL -> Add a shortcut with the copied command.</p>
             </div>
 
             <!-- Microphone -->

frontend/index.html

@@ -333,7 +333,16 @@
                 const settings = await window.go.main.App.GetSettings();
 
                 document.getElementById('apiKey').value = settings.api_key || '';
-                document.getElementById('shortcutInput').value = settings.shortcut || 'alt+z';
+                const shortcutInput = document.getElementById('shortcutInput');
+                if (shortcutInput) {
+                    shortcutInput.value = settings.shortcut || 'alt+z';
+                }
+                if (settings.linux_press_mode) {
+                    const section = document.getElementById('linuxPressSection');
+                    const cmdInput = document.getElementById('linuxPressCommand');
+                    if (section) section.style.display = 'block';
+                    if (cmdInput) cmdInput.value = settings.linux_press_command || '';
+                }
                 document.getElementById('whisperModel').value = settings.whisper_model || 'whisper-large-v3-turbo';
                 document.getElementById('aiModel').value = settings.ai_model || 'llama-3.3-70b-versatile';
                 document.getElementById('aiPrompt').value = settings.ai_prompt || '';
@@ -407,6 +416,25 @@
             showSaveStatus('Prompt saved');
         };
 
+        window.copyLinuxPressCommand = async function () {
+            const cmdInput = document.getElementById('linuxPressCommand');
+            if (!cmdInput) return;
+
+            const command = cmdInput.value || '';
+            try {
+                if (navigator.clipboard && navigator.clipboard.writeText) {
+                    await navigator.clipboard.writeText(command);
+                } else {
+                    cmdInput.focus();
+                    cmdInput.select();
+                    document.execCommand('copy');
+                }
+                showSaveStatus('Command copied');
+            } catch (err) {
+                console.error('Failed to copy Linux command:', err);
+            }
+        };
+
         window.toggleStartup = async function () {
             await window.go.main.App.ToggleStartup(document.getElementById('startupToggle').checked);
         };

linux_press_daemon.go

@@ -14,8 +14,20 @@ const linuxPressAddr = "127.0.0.1:9876"
 
 var (
 	linuxPressMu            sync.Mutex
-	linuxPressTimer     *time.Timer
+	linuxPressReleaseTimer  *time.Timer
+	linuxPressDetectTimer   *time.Timer
 	linuxPressRecording     bool
+	linuxPressHoldMode      bool
+	linuxPressDetectingHold bool
+)
+
+const (
+	// GNOME custom shortcuts commonly auto-repeat while the key is held.
+	// If we see a second ping quickly, treat the shortcut as push-to-talk.
+	linuxPressHoldDetectWindow = 1200 * time.Millisecond
+
+	// Once hold mode is confirmed, lack of fresh pings means the key was released.
+	linuxPressReleaseGrace = 450 * time.Millisecond
 )
 
 func init() {
@@ -58,26 +70,71 @@ func (a *App) startLinuxPressDaemon() {
 
 		if !linuxPressRecording {
 			linuxPressRecording = true
+			linuxPressHoldMode = false
+			linuxPressDetectingHold = true
 			go a.StartRecording()
-		}
 
-		if linuxPressTimer != nil {
-			linuxPressTimer.Stop()
+			if linuxPressDetectTimer != nil {
+				linuxPressDetectTimer.Stop()
 			}
-
-		linuxPressTimer = time.AfterFunc(300*time.Millisecond, func() {
+			linuxPressDetectTimer = time.AfterFunc(linuxPressHoldDetectWindow, func() {
 				linuxPressMu.Lock()
 				defer linuxPressMu.Unlock()
-			if linuxPressRecording {
-				linuxPressRecording = false
-				go a.StopRecording()
-			}
+				linuxPressDetectingHold = false
 			})
 
 			w.WriteHeader(http.StatusNoContent)
+			return
+		}
+
+		if linuxPressDetectingHold || linuxPressHoldMode {
+			linuxPressHoldMode = true
+			linuxPressDetectingHold = false
+			if linuxPressDetectTimer != nil {
+				linuxPressDetectTimer.Stop()
+				linuxPressDetectTimer = nil
+			}
+			resetLinuxPressReleaseTimer(a)
+			w.WriteHeader(http.StatusNoContent)
+			return
+		}
+
+		stopLinuxPressRecording(a)
+		w.WriteHeader(http.StatusNoContent)
 	})
 
 	go func() {
 		_ = http.ListenAndServe(linuxPressAddr, mux)
 	}()
 }
+
+func resetLinuxPressReleaseTimer(a *App) {
+	if linuxPressReleaseTimer != nil {
+		linuxPressReleaseTimer.Stop()
+	}
+
+	linuxPressReleaseTimer = time.AfterFunc(linuxPressReleaseGrace, func() {
+		linuxPressMu.Lock()
+		defer linuxPressMu.Unlock()
+		if linuxPressRecording && linuxPressHoldMode {
+			stopLinuxPressRecording(a)
+		}
+	})
+}
+
+func stopLinuxPressRecording(a *App) {
+	if linuxPressReleaseTimer != nil {
+		linuxPressReleaseTimer.Stop()
+		linuxPressReleaseTimer = nil
+	}
+	if linuxPressDetectTimer != nil {
+		linuxPressDetectTimer.Stop()
+		linuxPressDetectTimer = nil
+	}
+	if linuxPressRecording {
+		linuxPressRecording = false
+		linuxPressHoldMode = false
+		linuxPressDetectingHold = false
+		go a.StopRecording()
+	}
+}