Init Commit with Port Select and Simple Read

.editorconfig

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+root = true
+
+[*]
+charset = utf-8

.gitattributes

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+# Normalize EOL for all files that Git considers text files.
+* text=auto eol=lf

.gitignore

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+# Godot 4+ specific ignores
+.godot/
+/android/

icon.svg

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+<svg xmlns="http://www.w3.org/2000/svg" width="128" height="128"><rect width="124" height="124" x="2" y="2" fill="#363d52" stroke="#212532" stroke-width="4" rx="14"/><g fill="#fff" transform="translate(12.322 12.322)scale(.101)"><path d="M105 673v33q407 354 814 0v-33z"/><path fill="#478cbf" d="m105 673 152 14q12 1 15 14l4 67 132 10 8-61q2-11 15-15h162q13 4 15 15l8 61 132-10 4-67q3-13 15-14l152-14V427q30-39 56-81-35-59-83-108-43 20-82 47-40-37-88-64 7-51 8-102-59-28-123-42-26 43-46 89-49-7-98 0-20-46-46-89-64 14-123 42 1 51 8 102-48 27-88 64-39-27-82-47-48 49-83 108 26 42 56 81zm0 33v39c0 276 813 276 814 0v-39l-134 12-5 69q-2 10-14 13l-162 11q-12 0-16-11l-10-65H446l-10 65q-4 11-16 11l-162-11q-12-3-14-13l-5-69z"/><path d="M483 600c0 34 58 34 58 0v-86c0-34-58-34-58 0z"/><circle cx="725" cy="526" r="90"/><circle cx="299" cy="526" r="90"/></g><g fill="#414042" transform="translate(12.322 12.322)scale(.101)"><circle cx="307" cy="532" r="60"/><circle cx="717" cy="532" r="60"/></g></svg>

icon.svg.import

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+[remap]
+
+importer="texture"
+type="CompressedTexture2D"
+uid="uid://dnmeqfk4ycwvk"
+path="res://.godot/imported/icon.svg-218a8f2b3041327d8a5756f3a245f83b.ctex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://icon.svg"
+dest_files=["res://.godot/imported/icon.svg-218a8f2b3041327d8a5756f3a245f83b.ctex"]
+
+[params]
+
+compress/mode=0
+compress/high_quality=false
+compress/lossy_quality=0.7
+compress/hdr_compression=1
+compress/normal_map=0
+compress/channel_pack=0
+mipmaps/generate=false
+mipmaps/limit=-1
+roughness/mode=0
+roughness/src_normal=""
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/normal_map_invert_y=false
+process/hdr_as_srgb=false
+process/hdr_clamp_exposure=false
+process/size_limit=0
+detect_3d/compress_to=1
+svg/scale=1.0
+editor/scale_with_editor_scale=false
+editor/convert_colors_with_editor_theme=false

project.godot

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+; Engine configuration file.
+; It's best edited using the editor UI and not directly,
+; since the parameters that go here are not all obvious.
+;
+; Format:
+;   [section] ; section goes between []
+;   param=value ; assign values to parameters
+
+config_version=5
+
+[application]
+
+config/name="AloxGUI"
+run/main_scene="uid://bhon0xwhhv2ah"
+config/features=PackedStringArray("4.4", "GL Compatibility")
+config/icon="res://icon.svg"
+
+[autoload]
+
+SerialWebsocketHandler="*res://serial_websocket_handler.gd"
+
+[rendering]
+
+renderer/rendering_method="gl_compatibility"
+renderer/rendering_method.mobile="gl_compatibility"

serial_websocket_handler.gd

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+extends Node
+
+@export var websocket_url = "ws://localhost:8080/ws"
+var socket = WebSocketPeer.new()
+var messageBuffer = []
+
+func _ready() -> void:
+	set_process(false)
+	pass
+	
+func _process(_delta: float) -> void:
+	socket.poll()
+	if socket.get_ready_state() != socket.STATE_OPEN:
+		print("Socket closed?")
+		set_process(false)
+		return
+
+	while socket.get_available_packet_count():
+		messageBuffer.append(socket.get_packet().get_string_from_utf8())
+		
+func message_pending() -> bool:
+	return !messageBuffer.is_empty()
+
+func get_message() -> String:
+	if messageBuffer.is_empty():
+		return ""
+	var mess = messageBuffer.pop_front()
+	return String(mess)
+		
+func connectSocket() -> void:
+	socket.poll()
+	if socket.get_ready_state() == socket.STATE_OPEN:
+		print("socket already connected")
+		return
+	
+	var err = socket.connect_to_url(websocket_url)
+	if err != OK:
+		print("Unable to Connect")
+		set_process(false)
+	else:
+		while (socket.get_ready_state() != socket.STATE_OPEN):
+			socket.poll()
+		set_process(true)
+
+func writeSocket(text: String) -> void:
+	if socket.get_ready_state() != socket.STATE_OPEN:
+		print("Socket closed?")
+		set_process(false)
+		return
+		
+	var err = socket.send_text(text)
+	if err != OK:
+		print("Error sending message: ", err)
+		set_process(false)
+		
+func disconnectSocket() -> void:
+	socket.close()
+	
+func _exit_tree() -> void:
+	disconnectSocket()

serial_websocket_handler.gd.uid

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+uid://s67y2k8yg7xv

uart_port_select.gd

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+extends Control
+
+func _ready() -> void:
+	SerialWebsocketHandler.connectSocket()
+	set_process(false)
+	pass
+	
+func _process(delta: float) -> void:
+	while not SerialWebsocketHandler.message_pending():
+		await get_tree().process_frame
+		
+	var mess = SerialWebsocketHandler.get_message()
+	print(mess)
+
+func _on_button_pressed() -> void:
+	var commandMes = BuildMessage("listports", PackedStringArray())
+	SerialWebsocketHandler.writeSocket(commandMes)
+	# Warte asynchron auf eine Nachricht
+	while not SerialWebsocketHandler.message_pending():
+		await get_tree().process_frame
+	
+	var mess = SerialWebsocketHandler.get_message()
+	var parts = mess.split(";")
+	
+	print(mess)
+	
+	if parts.size() < 3:
+		print("Ungültige Nachricht erhalten:", mess)
+		return
+	
+	var count = int(parts[2])
+	
+	if parts.size() < 3 + count:
+		print("Unvollständige Nachricht erhalten:", mess)
+		return
+		
+	$PortList.clear()
+	for n in range(count):
+		$PortList.add_item(parts[3 + n])
+	
+func _on_connect_button_pressed() -> void:
+	var portID = $PortList.get_selected_id()
+	if portID == -1:
+		return
+	var message = BuildMessage("connect", PackedStringArray([$PortList.get_item_text(portID)]))
+	SerialWebsocketHandler.writeSocket(message)
+	while not SerialWebsocketHandler.message_pending():
+		await get_tree().process_frame
+	print(SerialWebsocketHandler.get_message())
+
+func BuildMessage(command: String, parameters: PackedStringArray) -> String:
+	# Erstelle den Basis-String mit den ersten drei Werten
+	var base = ";".join([str(1), command, str(parameters.size())])
+	# Füge die Parameter hinzu, falls vorhanden
+	if parameters.size() > 0:
+		base += ";" + ";".join(parameters)
+	# Füge ein abschließendes Semikolon hinzu
+	base += ";"
+	return base
+
+func _on_async_read_button_pressed() -> void:
+	var message = BuildMessage("startasyncread", PackedStringArray())
+	SerialWebsocketHandler.writeSocket(message)
+	while not SerialWebsocketHandler.message_pending():
+		await get_tree().process_frame
+	print(SerialWebsocketHandler.get_message())
+	set_process(true)

uart_port_select.gd.uid

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+uid://78d3t3vslfvo

uart_port_select.tscn

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+[gd_scene load_steps=2 format=3 uid="uid://bhon0xwhhv2ah"]
+
+[ext_resource type="Script" uid="uid://78d3t3vslfvo" path="res://uart_port_select.gd" id="1_ep1rc"]
+
+[node name="UartPortSelect" type="Control"]
+layout_mode = 3
+anchors_preset = 15
+anchor_right = 1.0
+anchor_bottom = 1.0
+grow_horizontal = 2
+grow_vertical = 2
+script = ExtResource("1_ep1rc")
+
+[node name="RefreshButton" type="Button" parent="."]
+layout_mode = 0
+offset_right = 8.0
+offset_bottom = 8.0
+text = "Refresh Ports"
+
+[node name="PortList" type="OptionButton" parent="."]
+layout_mode = 1
+anchors_preset = -1
+anchor_right = 0.135
+anchor_bottom = 0.031
+offset_left = 116.0
+offset_top = 1.0
+offset_right = 91.48
+offset_bottom = 10.912
+
+[node name="ConnectButton" type="Button" parent="."]
+layout_mode = 0
+offset_left = 251.0
+offset_top = 1.0
+offset_right = 323.0
+offset_bottom = 32.0
+text = "Connect"
+
+[node name="AsyncReadButton" type="Button" parent="."]
+layout_mode = 0
+offset_left = 3.0
+offset_top = 57.0
+offset_right = 115.0
+offset_bottom = 88.0
+text = "Start Reading
+"
+
+[connection signal="pressed" from="RefreshButton" to="." method="_on_button_pressed"]
+[connection signal="pressed" from="ConnectButton" to="." method="_on_connect_button_pressed"]
+[connection signal="pressed" from="AsyncReadButton" to="." method="_on_async_read_button_pressed"]