Attempt to add keyboard shortcut to switch keyboard layout.

src/fenrirscreenreader/commands/commands/cycle_keyboard_layout.py

@@ -0,0 +1,90 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+
+# Fenrir TTY screen reader
+# By Chrys, Storm Dragon, and contributers.
+
+from fenrirscreenreader.core import debug
+import os
+
+class command():
+    def __init__(self):
+        pass
+    def initialize(self, environment):
+        self.env = environment
+    def shutdown(self):
+        pass 
+    def getDescription(self):
+        return _('cycles between available keyboard layouts')
+    
+    def getAvailableLayouts(self):
+        """Get list of available keyboard layout files"""
+        layouts = []
+        
+        # Check standard locations for keyboard layouts
+        settingsRoot = '/etc/fenrirscreenreader/'
+        if not os.path.exists(settingsRoot):
+            # Fallback to source directory
+            import fenrirscreenreader
+            fenrirPath = os.path.dirname(fenrirscreenreader.__file__)
+            settingsRoot = fenrirPath + '/../../config/'
+        
+        keyboardPath = settingsRoot + 'keyboard/'
+        
+        if os.path.exists(keyboardPath):
+            for file in os.listdir(keyboardPath):
+                if file.endswith('.conf') and not file.startswith('__'):
+                    layout_name = file.replace('.conf', '')
+                    if layout_name not in layouts:
+                        layouts.append(layout_name)
+        
+        # Ensure we have at least basic layouts
+        if not layouts:
+            layouts = ['desktop', 'laptop']
+        else:
+            layouts.sort()
+            
+        return layouts
+    
+    def run(self):
+        current_layout = self.env['runtime']['settingsManager'].getSetting('keyboard', 'keyboardLayout')
+        
+        # Extract layout name from full path if needed
+        if '/' in current_layout:
+            current_layout = os.path.basename(current_layout).replace('.conf', '')
+            
+        # Get available layouts
+        available_layouts = self.getAvailableLayouts()
+        
+        # Find next layout in cycle
+        try:
+            current_index = available_layouts.index(current_layout)
+            next_index = (current_index + 1) % len(available_layouts)
+        except ValueError:
+            # If current layout not found, start from beginning
+            next_index = 0
+            
+        next_layout = available_layouts[next_index]
+        
+        # Update setting and reload shortcuts
+        self.env['runtime']['settingsManager'].setSetting('keyboard', 'keyboardLayout', next_layout)
+        
+        # Reload shortcuts with new layout
+        try:
+            self.env['runtime']['inputManager'].reloadShortcuts()
+            self.env['runtime']['outputManager'].presentText(
+                _('Switched to {} keyboard layout').format(next_layout), 
+                interrupt=True
+            )
+        except Exception as e:
+            self.env['runtime']['debug'].writeDebugOut(
+                "Error reloading shortcuts: " + str(e), 
+                debug.debugLevel.ERROR
+            )
+            self.env['runtime']['outputManager'].presentText(
+                _('Error switching keyboard layout'), 
+                interrupt=True
+            )
+
+    def setCallback(self, callback):
+        pass