Cthulhu is no longer a fork. Now it is a screen reader written in Golang.

internal/app/preferences_application.go

@@ -0,0 +1,87 @@
+// Copyright (c) 2026 Storm Dragon
+// Authors: Storm Dragon, Angus Kola
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+package app
+
+import (
+	"context"
+	"strings"
+
+	"git.stormux.org/storm/cthulhu/internal/config"
+)
+
+func (worker *preferencesWorker) applicationSettings(application string) (config.Settings, error) {
+	if settings, ok := worker.appSettings[application]; ok {
+		return settings, nil
+	}
+	store, err := config.NewStore(worker.globalSettings.Path)
+	if err != nil {
+		return config.Settings{}, err
+	}
+	persistedGlobal, err := store.Load()
+	if err != nil {
+		return config.Settings{}, err
+	}
+	settings, mapped, err := store.LoadForApplication(application)
+	if err != nil {
+		return config.Settings{}, err
+	}
+	if !mapped {
+		return worker.globalSettings, nil
+	}
+	settings = config.RebaseApplicationSettings(persistedGlobal, worker.globalSettings, settings)
+	worker.appSettings[application] = settings
+	return settings, nil
+}
+
+func (worker *preferencesWorker) switchApplication(ctx context.Context, application string) {
+	application = strings.TrimSpace(application)
+	if application == "" || application == worker.activeApp {
+		return
+	}
+	settings, err := worker.applicationSettings(application)
+	if err == nil {
+		err = worker.applyRuntime(ctx, settings)
+	}
+	if err != nil {
+		worker.logger.Error("switch application settings", "application", application, "error", err)
+		return
+	}
+	worker.activeApp = application
+	if worker.live != nil {
+		worker.live.application.Store(&application)
+		worker.live.notify_clipboard()
+	}
+}
+
+func (worker *preferencesWorker) beginEdit(ctx context.Context, application string) bool {
+	// A focus event and its shortcut can arrive on separate goroutines. Use the
+	// latest accepted focus before deciding which application to edit.
+	select {
+	case focused := <-worker.applicationChanges:
+		worker.switchApplication(ctx, focused)
+	default:
+	}
+	if application == "\x00" {
+		application = worker.activeApp
+		if application == "" {
+			worker.announceSpeechSetting("No active application for application preferences.")
+			return false
+		}
+	}
+	worker.editApp = application
+	worker.editingActive = true
+	worker.editing = worker.globalSettings
+	if application != "" {
+		settings, err := worker.applicationSettings(application)
+		if err != nil {
+			worker.logger.Error("load application settings", "application", application, "error", err)
+			worker.announceSpeechSetting("Could not load application preferences.")
+			worker.editingActive = false
+			return false
+		}
+		worker.editing = settings
+	}
+	return true
+}