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122 lines
4.3 KiB
122 lines
4.3 KiB
# panel/connection_panel.py
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from PyQt5.QtWidgets import (QGroupBox, QFormLayout, QHBoxLayout,
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QComboBox, QPushButton, QLabel, QVBoxLayout)
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from PyQt5.QtCore import Qt
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from core.connection_manager import SerialManager
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from utils.logger import logger
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class ConnectionPanel(QGroupBox):
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def __init__(self, serial_manager):
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super().__init__("设备连接管理")
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self.setTitle("🔗 设备连接")
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# 实例化核心管理器
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# self.serial_manager = SerialManager()
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self.serial_manager = serial_manager
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self.init_ui()
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def init_ui(self):
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# 主布局
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main_layout = QVBoxLayout()
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# 表单布局（用于参数行）
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form_layout = QFormLayout()
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# --- 1. 端口选择行 ---
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self.port_combo = QComboBox()
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self.refresh_btn = QPushButton("🔄 刷新")
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self.refresh_btn.setFixedWidth(80)
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port_hbox = QHBoxLayout()
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port_hbox.addWidget(self.port_combo)
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port_hbox.addWidget(self.refresh_btn)
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form_layout.addRow("串口端口:", port_hbox)
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# --- 2. 波特率选择 ---
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self.baud_combo = QComboBox()
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self.baud_combo.addItems(["9600", "19200", "38400", "115200"])
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self.baud_combo.setCurrentText("9600")
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form_layout.addRow("波特率:", self.baud_combo)
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# --- 3. 连接状态行 ---
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self.status_label = QLabel("●")
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self.status_label.setStyleSheet("color: red; font-size: 20px;")
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self.status_text = QLabel("离线")
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status_hbox = QHBoxLayout()
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status_hbox.addWidget(self.status_label)
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status_hbox.addWidget(self.status_text)
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form_layout.addRow("连接状态:", status_hbox)
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# 将表单加入主布局
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main_layout.addLayout(form_layout)
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# --- 4. 连接按钮 ---
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self.connect_btn = QPushButton("✅ 连接设备")
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self.connect_btn.setStyleSheet("font-weight: bold; padding: 5px;")
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main_layout.addWidget(self.connect_btn, alignment=Qt.AlignCenter)
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self.setLayout(main_layout)
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# --- 信号连接 ---
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self.refresh_btn.clicked.connect(self.refresh_ports)
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self.connect_btn.clicked.connect(self.toggle_connection)
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# 初始化时自动扫描一次
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self.refresh_ports()
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def refresh_ports(self):
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"""
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刷新下拉框中的端口列表
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"""
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self.port_combo.clear()
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ports = self.serial_manager.get_available_ports()
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if ports:
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self.port_combo.addItems(ports)
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logger.debug(f"🔍 扫描到串口: {ports}")
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else:
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self.port_combo.addItem("未检测到设备")
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logger.warning("⚠️ 未扫描到任何串口设备")
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def toggle_connection(self):
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"""
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切换连接/断开状态
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"""
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# ... 连接成功后 ...
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print(f"连接面板中的 serial_manager 对象: {id(self.serial_manager)}")
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print(f"连接面板中的 is_connected 状态: {self.serial_manager.is_connected}")
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if self.serial_manager.is_connected:
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self.serial_manager.disconnect()
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self.update_ui_state(False)
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else:
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port = self.port_combo.currentText()
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baudrate = int(self.baud_combo.currentText())
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if port == "未检测到设备":
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logger.error("❌ 无法连接：请插入设备并点击刷新")
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return
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# 尝试连接
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success = self.serial_manager.connect(port=port, baudrate=baudrate)
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if success:
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self.update_ui_state(True)
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# 失败信息由 SerialManager 内部记录
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def update_ui_state(self, connected):
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"""
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根据连接状态更新按钮和文字
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"""
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if connected:
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self.status_label.setStyleSheet("color: green;")
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self.status_text.setText("在线")
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self.connect_btn.setText("🛑 断开连接")
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self.connect_btn.setStyleSheet("font-weight: bold; background-color: #d3f3d3; padding: 5px;")
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else:
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self.status_label.setStyleSheet("color: red;")
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self.status_text.setText("离线")
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self.connect_btn.setText("✅ 连接设备")
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self.connect_btn.setStyleSheet("font-weight: bold; padding: 5px;")
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