Action Key Mode ^new^ Page

| Channel | Recommended Feedback | |---------|----------------------| | | A semi-transparent bar at bottom of screen: "ACTION MODE – [H] Help, [S] Save, [Q] Quit" | | Cursor change | Cursor icon adds a small diamond or A⚡ badge | | Key rollover highlight (if on-screen keyboard) | All action-bound keys glow with a colored outline | | Haptic (gamepad / touch) | Short, soft buzz upon entering mode | | Audio (optional) | Single low-volume click on press; no click on release | Pro tip : While Action Key is held, tooltips can show the action binding next to UI elements (e.g., next to a button: Save [A+S] ). 5. Implementation Notes (for Developers) 5.1 Input Handling Flow (Pseudocode) action_key_pressed = False def on_key_event(key, pressed): global action_key_pressed

– The same physical key always does the same action when the thumb is down. That’s easier than remembering different modifier positions (Ctrl vs Alt vs Win). action key mode

if action_key_pressed and pressed: # Action Key is held, and another key was just pressed action = action_bindings.get(key, None) if action: execute(action) else: # Optional: play 'invalid action' feedback play_error_sound() return True # consumed – do NOT type the character do not pass to default handler

if key == ACTION_KEY: action_key_pressed = pressed if pressed: show_action_mode_hint() else: hide_action_mode_hint() return True # consume event, do not pass to default handler action key mode