overlays can no longer change path (this was a pretty useless feature)

src/addons/openvr_overlay/interaction/overlay_interaction.gd

@@ -42,7 +42,6 @@ onready var tracker_nodes = {
 
 
 func _ready() -> void:
-	#add_child(_overlay_area)
 	_overlay_area = $OverlayArea
 	_overlay_area.get_node("AreaNear"). connect("area_entered", self, "_on_Near_entered")
 	_overlay_area.get_node("AreaNear"). connect("area_exited",  self, "_on_Near_exited")
@@ -52,14 +51,12 @@ func _ready() -> void:
 	get_parent().connect("width_changed", self, "_update_width")
 	get_parent().connect("offset_changed", self, "_update_offset")
 	get_parent().connect("target_changed", self, "_update_target")
-	get_parent().connect("path_changed", self, "_update_modules")
-	get_parent().connect("path_changed", self, "_update_target")
 
 	OverlayManager.connect("grab_mode_changed", self, "update_selection")
 
-	_update_width()
-	_update_offset()
-	_update_target()
+	call_deferred("_update_width")
+	call_deferred("_update_offset")
+	call_deferred("_update_target")
 
 
 func _trigger_on(controller):
@@ -151,28 +148,18 @@ func _update_target():
 	_overlay_area.get_node("AreaNear").collision_mask += int(t!="left")*16 # detect left hand
 
 
-func _update_modules():
-	# this should be handled better, DRY
+# called by overlay_instance after properties are loaded and before overlay scene enters the tree
+func spawn_modules():
 	# grab module
-	var grab_module_exists: bool = get_node_or_null("OverlayGrab") != null
-
 	if get_parent().get_property("has_grab"):
-		if !grab_module_exists:
-			var module = preload("res://addons/openvr_overlay/OverlayGrab.tscn")
-			add_child(module.instance())
-	elif grab_module_exists:
-		get_node("OverlayGrab").queue_free()
+		var module = preload("res://addons/openvr_overlay/OverlayGrab.tscn")
+		add_child(module.instance())
 
 	# cursor module
-	var cursor_module_exists: bool = get_node_or_null("OverlayCursor") != null
-
 	if get_parent().get_property("has_cursor"):
-		if !cursor_module_exists:
-			var module = preload("res://addons/openvr_overlay/OverlayCursor.tscn")
-			add_child(module.instance())
-	elif cursor_module_exists:
-		get_node("OverlayCursor").queue_free()
-
+		var module = preload("res://addons/openvr_overlay/OverlayCursor.tscn")
+		add_child(module.instance())
+	
 
 
 func _on_RightHand_button_pressed(button: int) -> void:

src/addons/openvr_overlay/overlay_instance.gd

@@ -1,6 +1,6 @@
 extends Spatial
 
-signal path_changed
+#signal path_changed
 signal overlay_visible_changed
 signal width_changed
 signal alpha_changed
@@ -28,7 +28,7 @@ var current_target: String = "world" setget _set_current_target
 var fallback = ["left", "right", "head"] # TODO setget that updates tracking (not important)
 var interaction_handler: Node
 var overlay_visible := true setget set_overlay_visible
-var path := "res://special_overlays/MainOverlay.tscn" setget set_path
+var path : String = "res://special_overlays/MainOverlay.tscn"# setget set_path
 var path_invalid := false
 var OVERLAY_PROPERTIES: Dictionary # defined in overlay root script (optional)
 
@@ -37,6 +37,8 @@ var overlay_scene: Node
 
 
 func _ready() -> void:
+	container = $OverlayViewport/Container
+	load_overlay()
 	current_target = target
 
 	ARVRServer.connect("tracker_added", self, "_tracker_changed")
@@ -48,6 +50,24 @@ func _ready() -> void:
 	update_tracker_id()
 	call_deferred("update_offset")
 
+func load_overlay() -> void:
+	path_invalid = false
+
+	var packed_overlay = load(path)
+	if not packed_overlay:
+		path_invalid = true
+		overlay_scene = load("res://special_overlays/UnknownType.tscn").instance()
+	else:
+		overlay_scene = packed_overlay.instance()
+
+	if overlay_scene.get("OVERLAY_PROPERTIES") != null:
+		OVERLAY_PROPERTIES = overlay_scene.OVERLAY_PROPERTIES
+
+	$OverlayInteraction.spawn_modules()
+
+	if container.get_child_count() > 0:
+		container.get_child(0).queue_free()
+	container.add_child(overlay_scene)
 
 func update_tracker_id():
 	_tracker_id = -1
@@ -129,26 +149,6 @@ func set_width_in_meters(width: float) -> void:
 	emit_signal("width_changed")
 
 
-func set_path(new: String) -> void:
-	path = new
-	path_invalid = false
-
-	var packed_overlay = load(path)
-	if not packed_overlay:
-		path_invalid = true
-		overlay_scene = load("res://special_overlays/UnknownType.tscn").instance()
-	else:
-		overlay_scene = packed_overlay.instance()
-	if overlay_scene.get("OVERLAY_PROPERTIES") != null:
-		OVERLAY_PROPERTIES = overlay_scene.OVERLAY_PROPERTIES
-
-	emit_signal("path_changed")
-
-	if container.get_child_count() > 0:
-		container.get_child(0).queue_free()
-	container.add_child(overlay_scene)
-
-
 func set_alpha(val: float):
 	alpha = val
 	$VROverlayViewport/TextureRect.modulate.a = val
@@ -168,8 +168,8 @@ func _notification(what: int) -> void:
 		emit_signal("offset_changed")
 
 
-func get_property(name: String):
-	if OVERLAY_PROPERTIES.has(name):
-		return OVERLAY_PROPERTIES[name]
+func get_property(p_name: String):
+	if OVERLAY_PROPERTIES.has(p_name):
+		return OVERLAY_PROPERTIES[p_name]
 
-	return OverlayInit.OVERLAY_PROPERTIES_DEFAULT[name]
+	return OverlayInit.OVERLAY_PROPERTIES_DEFAULT[p_name]

src/overlay_manager.gd

@@ -29,6 +29,7 @@ func add_overlay(name):
 	print("Adding overlay '", name, "'")
 	var instance = preload("res://addons/openvr_overlay/OverlayInstance.tscn").instance()
 	instance.name = name
+	instance.path = Settings.s.overlays[name].path
 	instance.add_child(preload("res://OverlaySettingsSync.tscn").instance())
 	add_child(instance)
 	emit_signal("added_overlay", name)

src/overlay_settings_sync.gd

@@ -10,7 +10,6 @@ var _needs_sync := true
 func _ready() -> void:
 	p = get_parent()
 	call_deferred("load_all")
-	p.connect("path_changed",            self, "_prop_changed")
 	p.connect("overlay_visible_changed", self, "_prop_changed")
 	p.connect("width_changed",           self, "_prop_changed")
 	p.connect("alpha_changed",           self, "_prop_changed")
@@ -46,8 +45,8 @@ func load_all() -> void:
 	if Settings.s.overlays.has(p.name):
 		var new = Settings.s.overlays[p.name]
 
-		if new.has("path"):
-			p.path = new.path
+		#if new.has("path"):
+		#	p.path = new.path
 		if new.has("visible"):
 			p.overlay_visible = new.visible
 		if new.has("width"):

src/project.godot

@@ -25,6 +25,7 @@ OverlayManager="*res://OverlayManager.tscn"
 
 [debug]
 
+gdscript/warnings/unused_signal=false
 gdscript/warnings/return_value_discarded=false
 
 [display]

src/ui/overlay_list_item.gd

@@ -14,7 +14,6 @@ func _ready() -> void:
 	$BasicOptions/Label.text = overlay_name
 	name = overlay_name
 	overlay.connect("overlay_visible_changed", self, "_overlay_visible_changed")
-	overlay.connect("path_changed", self, "_update_warning")
 
 
 func _apply_loaded():