Style tweaks and add import files to multiple threads loading demo

loading/multiple_threads_loading/icon.png.import

@@ -0,0 +1,34 @@
+[remap]
+
+importer="texture"
+type="StreamTexture"
+path="res://.import/icon.png-487276ed1e3a0c39cad0279d744ee560.stex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://icon.png"
+dest_files=[ "res://.import/icon.png-487276ed1e3a0c39cad0279d744ee560.stex" ]
+
+[params]
+
+compress/mode=0
+compress/lossy_quality=0.7
+compress/hdr_mode=0
+compress/bptc_ldr=0
+compress/normal_map=0
+flags/repeat=0
+flags/filter=true
+flags/mipmaps=false
+flags/anisotropic=false
+flags/srgb=2
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/HDR_as_SRGB=false
+process/invert_color=false
+stream=false
+size_limit=0
+detect_3d=true
+svg/scale=1.0

loading/multiple_threads_loading/images/.gitignore

@@ -0,0 +1,3 @@
+# For this folder only, let's ignore all *.import files.
+# Otherwise, there would be over a thousand lines committed for no benefit.
+*.import

loading/multiple_threads_loading/preload.gd

@@ -1,33 +1,33 @@
 extends Node
 
 
-var Queue
+var queue
 
 
 func _ready():
-	# Initialize
-	Queue = preload("res://resource_queue.gd").new()
+	# Initialize.
+	queue = preload("res://resource_queue.gd").new()
 	# Call after you instance the class to start the thread.
-	Queue.start()
+	queue.start()
 
 
 func _process(_delta):
-	# Returns true if a resource is done loading and ready to be retrieved
-	if Queue.is_ready("res://main.tscn"):
+	# Returns true if a resource is done loading and ready to be retrieved.
+	if queue.is_ready("res://main.tscn"):
 		set_process(false)
-		# Returns the fully loaded resource
-		var next_scene = Queue.get_resource("res://main.tscn").instance()
+		# Returns the fully loaded resource.
+		var next_scene = queue.get_resource("res://main.tscn").instance()
 		get_node("/root").add_child(next_scene)
 		get_node("/root").remove_child(self)
 		queue_free()
 	else:
-		# Get the progress of a resource
-		var progress = round(Queue.get_progress("res://main.tscn")*100)
+		# Get the progress of a resource.
+		var progress = round(queue.get_progress("res://main.tscn") * 100)
 		get_node("ProgressBar").set_value(progress)
 
 
 func _on_Button_button_up():
 	get_node("Button").hide()
 	set_process(true)
-	# Queue a resource
-	Queue.queue_resource("res://main.tscn", true)
+	# Queue a resource.
+	queue.queue_resource("res://main.tscn", true)

loading/multiple_threads_loading/preload.tscn

@@ -6,6 +6,7 @@
 script/source = "extends LinkButton
 
 func _on_LinkButton_button_up():
+	# warning-ignore:return_value_discarded
 	OS.shell_open(\"http://docs.godotengine.org/en/3.2/tutorials/io/background_loading.html#using-multiple-threads\")
 "