MQtt gui for pub
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# mqtt_pub_gui_qt.py
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# pip install PyQt6 paho-mqtt
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import time
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import json
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from dataclasses import dataclass
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from typing import Optional
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from PyQt6 import QtCore, QtGui, QtWidgets
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from paho.mqtt import client as mqtt
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# ----------------- 原函式（稍作參數擴充，保留你的流程與註解） -----------------
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def pub_to_plc(
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BROKER_HOST: str,
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BROKER_PORT: int,
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TOPIC: str,
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QOS: int,
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RETAIN: bool,
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move_forward: bool = True,
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forward_velocity: float = 1.2,
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move_updown: bool = True,
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updown_velocity: float = 55.1,
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gap_seconds: float = 3.0,
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log_cb=None
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):
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"""
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依序發佈兩筆訊息，中間等待 gap_seconds 秒。
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加上 log_cb(str) 讓 GUI 可收到狀態訊息。
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"""
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def _log(msg: str):
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if callable(log_cb):
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log_cb(msg)
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client = mqtt.Client(client_id="py_pub_plc_test", protocol=mqtt.MQTTv311)
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# 若 Broker 有帳密、TLS 在這裡設定（目前不需要）
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# client.username_pw_set("user", "pass")
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# client.tls_set(ca_certs="ca.pem") # 若是 TLS
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_log(f"🔌 Connecting to {BROKER_HOST}:{BROKER_PORT} ...")
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client.connect(BROKER_HOST, BROKER_PORT, keepalive=60)
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client.loop_start()
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time.sleep(0.3) # 等連線建立
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_log("✅ Connected")
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# ---- 第一組： ----
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payload_forward = {
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"Move_Forward": bool(move_forward), # BOOL
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"Move_Forward_Velocity": float(forward_velocity) # REAL (float)
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}
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msg1 = json.dumps(payload_forward, ensure_ascii=False)
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_log(f"📤 Publish #1 to {TOPIC} (QoS={QOS}, retain={RETAIN}): {msg1}")
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r1 = client.publish(TOPIC, msg1, qos=QOS, retain=RETAIN)
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r1.wait_for_publish()
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_log("✅ Published #1")
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# 中間延遲
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if gap_seconds and gap_seconds > 0:
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_log(f"⏳ Waiting {gap_seconds} s before #2 ...")
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time.sleep(gap_seconds)
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# ---- 第二組： ----
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payload_updown = {
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"Move_UPDown": bool(move_updown), # BOOL
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"Move_UPDown_Velocity": float(updown_velocity) # REAL (float)
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}
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msg2 = json.dumps(payload_updown, ensure_ascii=False)
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_log(f"📤 Publish #2 to {TOPIC} (QoS={QOS}, retain={RETAIN}): {msg2}")
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r2 = client.publish(TOPIC, msg2, qos=QOS, retain=RETAIN)
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r2.wait_for_publish()
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_log("✅ Published #2")
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time.sleep(0.3)
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client.loop_stop()
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client.disconnect()
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_log("🔌 Disconnected")
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# ----------------- GUI 部分 -----------------
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@dataclass
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class PublishParams:
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host: str
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port: int
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topic: str
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qos: int
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retain: bool
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move_forward: bool
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forward_velocity: float
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move_updown: bool
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updown_velocity: float
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gap_seconds: float
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class PubWorker(QtCore.QThread):
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sig_log = QtCore.pyqtSignal(str)
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sig_done = QtCore.pyqtSignal(bool, str) # success, message
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def __init__(self, params: PublishParams, parent=None):
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super().__init__(parent)
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self.params = params
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def _log(self, text: str):
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self.sig_log.emit(text)
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def run(self):
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try:
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pub_to_plc(
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self.params.host,
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self.params.port,
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self.params.topic,
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self.params.qos,
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self.params.retain,
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self.params.move_forward,
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self.params.forward_velocity,
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self.params.move_updown,
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self.params.updown_velocity,
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self.params.gap_seconds,
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log_cb=self._log
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)
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self.sig_done.emit(True, "Publish sequence completed.")
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except Exception as e:
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self.sig_done.emit(False, f"Error: {e}")
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class MainWindow(QtWidgets.QMainWindow):
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def __init__(self):
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super().__init__()
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self.setWindowTitle("MQTT PLC Publisher (PyQt6)")
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self.resize(920, 620)
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# 預設值
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self.default_host = "169.254.11.130"
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self.default_port = 1886
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self.default_topic = "topic_plc_and_py_for_AXIS"
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self.default_qos = 1
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self.default_retain = False
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self.default_move_forward = True
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self.default_forward_vel = 1.2
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self.default_move_updown = True
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self.default_updown_vel = 55.1
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self.default_gap_seconds = 3.0
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self.worker: Optional[PubWorker] = None
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central = QtWidgets.QWidget()
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self.setCentralWidget(central)
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vbox = QtWidgets.QVBoxLayout(central)
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vbox.setContentsMargins(12, 12, 12, 12)
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vbox.setSpacing(10)
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# ---- Connection Panel ----
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conn_group = QtWidgets.QGroupBox("Connection")
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grid = QtWidgets.QGridLayout(conn_group)
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grid.setHorizontalSpacing(12)
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grid.setVerticalSpacing(8)
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self.ed_host = QtWidgets.QLineEdit(self.default_host)
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self.ed_port = QtWidgets.QSpinBox()
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self.ed_port.setRange(1, 65535)
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self.ed_port.setValue(self.default_port)
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self.ed_topic = QtWidgets.QLineEdit(self.default_topic)
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self.cb_qos = QtWidgets.QComboBox()
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self.cb_qos.addItems(["0", "1", "2"])
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self.cb_qos.setCurrentIndex(self.default_qos)
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self.chk_retain = QtWidgets.QCheckBox("Retain")
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self.chk_retain.setChecked(self.default_retain)
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grid.addWidget(QtWidgets.QLabel("Broker Host"), 0, 0)
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grid.addWidget(self.ed_host, 0, 1)
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grid.addWidget(QtWidgets.QLabel("Port"), 0, 2)
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grid.addWidget(self.ed_port, 0, 3)
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grid.addWidget(QtWidgets.QLabel("Topic"), 1, 0)
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grid.addWidget(self.ed_topic, 1, 1, 1, 3)
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grid.addWidget(QtWidgets.QLabel("QoS"), 2, 0)
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grid.addWidget(self.cb_qos, 2, 1)
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grid.addWidget(self.chk_retain, 2, 2)
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vbox.addWidget(conn_group)
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# ---- Payload Panel ----
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payload_group = QtWidgets.QGroupBox("Payloads")
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pgrid = QtWidgets.QGridLayout(payload_group)
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pgrid.setHorizontalSpacing(12)
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pgrid.setVerticalSpacing(8)
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# 第一筆
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self.chk_forward = QtWidgets.QCheckBox("Move_Forward")
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self.chk_forward.setChecked(self.default_move_forward)
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self.ed_forward_vel = QtWidgets.QDoubleSpinBox()
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self.ed_forward_vel.setRange(-1e6, 1e6)
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self.ed_forward_vel.setDecimals(3)
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self.ed_forward_vel.setValue(self.default_forward_vel)
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self.ed_forward_vel.setSuffix(" (Velocity)")
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# 第二筆
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self.chk_updown = QtWidgets.QCheckBox("Move_UPDown")
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self.chk_updown.setChecked(self.default_move_updown)
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self.ed_updown_vel = QtWidgets.QDoubleSpinBox()
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self.ed_updown_vel.setRange(-1e6, 1e6)
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self.ed_updown_vel.setDecimals(3)
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self.ed_updown_vel.setValue(self.default_updown_vel)
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self.ed_updown_vel.setSuffix(" (Velocity)")
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# 延遲
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self.ed_gap = QtWidgets.QDoubleSpinBox()
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self.ed_gap.setRange(0.0, 600.0)
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self.ed_gap.setDecimals(2)
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self.ed_gap.setValue(self.default_gap_seconds)
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self.ed_gap.setSuffix(" s (delay between #1 and #2)")
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pgrid.addWidget(QtWidgets.QLabel("Payload #1:"), 0, 0)
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pgrid.addWidget(self.chk_forward, 0, 1)
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pgrid.addWidget(self.ed_forward_vel, 0, 2)
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pgrid.addWidget(QtWidgets.QLabel("Payload #2:"), 1, 0)
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pgrid.addWidget(self.chk_updown, 1, 1)
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pgrid.addWidget(self.ed_updown_vel, 1, 2)
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pgrid.addWidget(QtWidgets.QLabel("Gap:"), 2, 0)
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pgrid.addWidget(self.ed_gap, 2, 1, 1, 2)
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vbox.addWidget(payload_group)
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# ---- Actions ----
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hbox = QtWidgets.QHBoxLayout()
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self.btn_publish = QtWidgets.QPushButton("🚀 Publish Sequence")
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self.btn_publish.clicked.connect(self.on_publish)
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hbox.addWidget(self.btn_publish)
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hbox.addStretch(1)
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vbox.addLayout(hbox)
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# ---- Logs ----
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log_group = QtWidgets.QGroupBox("Logs")
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lvbox = QtWidgets.QVBoxLayout(log_group)
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self.txt_log = QtWidgets.QPlainTextEdit()
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self.txt_log.setReadOnly(True)
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self.txt_log.setMaximumBlockCount(2000)
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lvbox.addWidget(self.txt_log)
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vbox.addWidget(log_group, 1)
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# 美化
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self._apply_dark_fusion_palette()
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def on_publish(self):
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if self.worker and self.worker.isRunning():
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self._log("⚠️ 正在發佈中，請稍候...")
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return
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try:
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params = PublishParams(
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host=self.ed_host.text().strip(),
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port=int(self.ed_port.value()),
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topic=self.ed_topic.text().strip(),
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qos=int(self.cb_qos.currentText()),
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retain=bool(self.chk_retain.isChecked()),
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move_forward=bool(self.chk_forward.isChecked()),
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forward_velocity=float(self.ed_forward_vel.value()),
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move_updown=bool(self.chk_updown.isChecked()),
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updown_velocity=float(self.ed_updown_vel.value()),
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gap_seconds=float(self.ed_gap.value()),
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)
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except Exception as e:
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self._log(f"❌ 參數錯誤：{e}")
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return
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if not params.host or not params.topic:
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QtWidgets.QMessageBox.warning(self, "Warning", "Host 與 Topic 不可為空")
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return
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self.worker = PubWorker(params, self)
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self.worker.sig_log.connect(self._log)
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self.worker.sig_done.connect(self._on_done)
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self._log("▶️ 開始發佈序列...")
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self.btn_publish.setEnabled(False)
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self.worker.start()
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@QtCore.pyqtSlot(bool, str)
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def _on_done(self, success: bool, message: str):
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self._log(("✅ " if success else "❌ ") + message)
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self.btn_publish.setEnabled(True)
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def _log(self, text: str):
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self.txt_log.appendPlainText(text)
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sb = self.txt_log.verticalScrollBar()
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sb.setValue(sb.maximum())
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def _apply_dark_fusion_palette(self):
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app = QtWidgets.QApplication.instance()
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app.setStyle("Fusion")
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pal = QtGui.QPalette()
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base = QtGui.QColor(30, 30, 30)
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alt = QtGui.QColor(45, 45, 45)
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text = QtGui.QColor(220, 220, 220)
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btn = QtGui.QColor(53, 53, 53)
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hl = QtGui.QColor(42, 130, 218)
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pal.setColor(QtGui.QPalette.ColorRole.Window, base)
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pal.setColor(QtGui.QPalette.ColorRole.WindowText, text)
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pal.setColor(QtGui.QPalette.ColorRole.Base, QtGui.QColor(25, 25, 25))
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pal.setColor(QtGui.QPalette.ColorRole.AlternateBase, alt)
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pal.setColor(QtGui.QPalette.ColorRole.ToolTipBase, text)
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pal.setColor(QtGui.QPalette.ColorRole.ToolTipText, text)
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pal.setColor(QtGui.QPalette.ColorRole.Text, text)
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pal.setColor(QtGui.QPalette.ColorRole.Button, btn)
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pal.setColor(QtGui.QPalette.ColorRole.ButtonText, text)
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pal.setColor(QtGui.QPalette.ColorRole.BrightText, QtGui.QColor(255, 0, 0))
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pal.setColor(QtGui.QPalette.ColorRole.Link, hl)
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pal.setColor(QtGui.QPalette.ColorRole.Highlight, hl)
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pal.setColor(QtGui.QPalette.ColorRole.HighlightedText, QtGui.QColor(255, 255, 255))
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app.setPalette(pal)
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def main():
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import sys
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app = QtWidgets.QApplication(sys.argv)
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# 高 DPI（Windows 可忽略失敗）
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try:
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import ctypes
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ctypes.windll.shcore.SetProcessDpiAwareness(1)
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except Exception:
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pass
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w = MainWindow()
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w.show()
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sys.exit(app.exec())
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if __name__ == "__main__":
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main()
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