File size: 3,014 Bytes
387c3d6 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 | from PyQt6.QtWidgets import (QWidget, QVBoxLayout, QGridLayout, QLabel,
QComboBox, QPushButton, QGroupBox) # <-- 导入 QGroupBox
from PyQt6.QtCore import pyqtSignal
from serial_worker import SerialWorker # 仅用于获取端口列表
class ConfigWidget(QWidget):
"""
配置区 (左上角)
包含串口、波特率设置和连接按钮
"""
# 定义信号: (port, baudrate)
connect_clicked = pyqtSignal(str, str)
disconnect_clicked = pyqtSignal()
def __init__(self, parent=None):
super().__init__(parent)
self.init_ui()
def init_ui(self):
# --- 修改 ---
group = QGroupBox("串口配置")
layout = QVBoxLayout(group) # <-- 布局添加到 GroupBox
# --- 结束修改 ---
layout.setContentsMargins(5, 5, 5, 5)
grid = QGridLayout()
grid.addWidget(QLabel("串口号:"), 0, 0)
self.cb_ports = QComboBox()
grid.addWidget(self.cb_ports, 0, 1)
self.btn_refresh = QPushButton("刷新")
grid.addWidget(self.btn_refresh, 0, 2)
grid.addWidget(QLabel("波特率:"), 1, 0)
self.cb_baudrate = QComboBox()
self.cb_baudrate.addItems(['9600', '19200', '38400', '57600', '115200', '921600'])
self.cb_baudrate.setCurrentText("115200")
grid.addWidget(self.cb_baudrate, 1, 1, 1, 2)
self.btn_connect = QPushButton("连接")
self.btn_disconnect = QPushButton("断开连接")
self.btn_disconnect.setEnabled(False)
layout.addLayout(grid)
layout.addWidget(self.btn_connect)
layout.addWidget(self.btn_disconnect)
# layout.addStretch() # 移除, GroupBox不需要
# --- 新增 ---
# 设置主布局
main_layout = QVBoxLayout(self)
main_layout.addWidget(group)
# --- 结束新增 ---
# 连接信号
self.btn_refresh.clicked.connect(self.refresh_ports)
self.btn_connect.clicked.connect(self.on_connect_click)
self.btn_disconnect.clicked.connect(self.on_disconnect_click)
self.refresh_ports()
def refresh_ports(self):
self.cb_ports.clear()
ports = SerialWorker.get_available_ports()
if ports:
self.cb_ports.addItems(ports)
else:
self.cb_ports.addItem("未找到串口")
def on_connect_click(self):
port = self.cb_ports.currentText()
baud = self.cb_baudrate.currentText()
if port != "未找到串口":
self.connect_clicked.emit(port, baud)
def on_disconnect_click(self):
self.disconnect_clicked.emit()
def set_connection_state(self, connected):
"""
由主窗口调用，更新UI状态
"""
self.btn_connect.setEnabled(not connected)
self.btn_disconnect.setEnabled(connected)
self.cb_ports.setEnabled(not connected)
self.cb_baudrate.setEnabled(not connected)
self.btn_refresh.setEnabled(not connected)
|