Add controller ui

ui/mainmenu/MainMenu.gd

@@ -8,11 +8,27 @@ class_name MainMenu extends Control
 func _ready() -> void:
   btnNewGame.pressed.connect(onNewGamePressed)
   btnSettings.pressed.connect(onSettingsPressed)
+  settingsMenu.opened.connect(_onSettingsOpened)
+  settingsMenu.closed.connect(_onSettingsClosed)
+  btnNewGame.grab_focus()
+
+func _onSettingsOpened() -> void:
+  # Move focus into the settings panel so the controller can navigate it.
+  # The SettingsMenu grabs its own internal focus via _notification.
+  pass
+
+func _onSettingsClosed() -> void:
+  btnSettings.grab_focus()
+
+func _unhandled_input(event:InputEvent) -> void:
+  if event.is_action_pressed("ui_cancel"):
+    if settingsMenu.isOpen:
+      settingsMenu.close()
+      get_viewport().set_input_as_handled()
 
 func onNewGamePressed() -> void:
   SCENE.setScene(SceneSingleton.SceneType.OVERWORLD)
   OVERWORLD.mapChange(newGameScene, "PlayerSpawnPoint")
 
 func onSettingsPressed() -> void:
-  print("Settings button pressed")
   settingsMenu.isOpen = true

ui/pause/PauseMain.gd

@@ -4,11 +4,12 @@ func _ready() -> void:
   visible = false
   $HBoxContainer/ItemList.item_selected.connect(onItemSelected)
 
-func open():
+func open() -> void:
   visible = true
   $HBoxContainer/ItemList.clear()
+  $HBoxContainer/ItemList.grab_focus()
 
-func close():
+func close() -> void:
   visible = false
 
 func isOpen() -> bool:

ui/pause/PauseMenu.gd

@@ -17,3 +17,14 @@ func close() -> void:
   visible = false
   MAIN.close()
   SETTINGS.close()
+
+func _unhandled_input(event:InputEvent) -> void:
+  if !visible:
+    return
+  if event.is_action_pressed("ui_cancel"):
+    if SETTINGS.isOpen():
+      SETTINGS.close()
+      MAIN.open()
+    else:
+      close()
+    get_viewport().set_input_as_handled()

ui/settings/SettingsMenu.gd

@@ -7,9 +7,12 @@ func _ready() -> void:
   tabs.tab_changed.connect(onTabChanged)
   onTabChanged(tabs.current_tab)
 
+func _notification(what:int) -> void:
+  if what == NOTIFICATION_VISIBILITY_CHANGED and visible:
+    tabs.grab_focus()
+
 func onTabChanged(tabIndex:int) -> void:
   for control in tabControls:
     control.visible = false
-  
   if tabIndex >= 0 and tabIndex < tabControls.size():
     tabControls[tabIndex].visible = true