231 lines
8.7 KiB
Python
231 lines
8.7 KiB
Python
from PySide6.QtWidgets import (
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QWidget, QLabel, QPushButton, QVBoxLayout, QHBoxLayout,
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QFormLayout, QSpinBox, QGroupBox, QFrame
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)
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from PySide6.QtCore import Qt, Signal, QTimer
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from PySide6.QtGui import QFont
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from datetime import datetime, timedelta
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from utils.electricity_monitor import ElectricityMonitor
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from dao.electricity_dao import ElectricityDAO
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import logging
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class ElectricitySettingsUI(QWidget):
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"""电力监控设置UI组件"""
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# 定义信号
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settings_changed = Signal()
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def __init__(self, parent=None):
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super().__init__(parent)
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self.parent = parent
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self.electricity_monitor = ElectricityMonitor.get_instance()
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self.electricity_dao = ElectricityDAO()
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# 确保电力消耗表已创建
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self.electricity_dao.create_table_if_not_exists()
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self.init_ui()
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# 创建定时器，用于更新UI
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self.update_timer = QTimer(self)
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self.update_timer.timeout.connect(self.update_status)
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self.update_timer.start(1000) # 每秒更新一次
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# 初始更新状态
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self.update_status()
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def init_ui(self):
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"""初始化UI"""
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# 设置字体
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self.title_font = QFont("微软雅黑", 14, QFont.Bold)
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self.normal_font = QFont("微软雅黑", 10)
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self.small_font = QFont("微软雅黑", 9)
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# 创建主布局
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main_layout = QVBoxLayout(self)
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main_layout.setContentsMargins(20, 20, 20, 20)
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main_layout.setSpacing(15)
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# 创建标题
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title_label = QLabel("电力监控设置")
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title_label.setFont(self.title_font)
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title_label.setAlignment(Qt.AlignCenter)
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title_label.setStyleSheet("color: #1a237e; margin-bottom: 10px;")
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main_layout.addWidget(title_label)
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# 创建状态组
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status_group = QGroupBox("监控状态")
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status_group.setFont(self.normal_font)
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status_layout = QFormLayout()
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# 监控状态
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self.status_label = QLabel("未知")
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self.status_label.setFont(self.normal_font)
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status_layout.addRow("监控状态:", self.status_label)
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# 当前电量
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self.electricity_label = QLabel("--")
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self.electricity_label.setFont(self.normal_font)
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status_layout.addRow("当前电量:", self.electricity_label)
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# 上次监听时间
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self.last_time_label = QLabel("--")
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self.last_time_label.setFont(self.normal_font)
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status_layout.addRow("上次监听时间:", self.last_time_label)
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# 下次监听时间
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self.next_time_label = QLabel("--")
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self.next_time_label.setFont(self.normal_font)
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status_layout.addRow("下次监听时间:", self.next_time_label)
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status_group.setLayout(status_layout)
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main_layout.addWidget(status_group)
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# 创建设置组
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settings_group = QGroupBox("监控设置")
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settings_group.setFont(self.normal_font)
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settings_layout = QFormLayout()
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# 监听间隔
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self.interval_spinbox = QSpinBox()
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self.interval_spinbox.setFont(self.normal_font)
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self.interval_spinbox.setRange(1, 60) # 1-60分钟
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self.interval_spinbox.setValue(self.electricity_monitor.interval_minutes) # 使用当前设置的值
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self.interval_spinbox.setSuffix(" 分钟")
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self.interval_spinbox.valueChanged.connect(self.on_interval_changed)
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settings_layout.addRow("监听间隔:", self.interval_spinbox)
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settings_group.setLayout(settings_layout)
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main_layout.addWidget(settings_group)
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# 创建按钮组
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button_layout = QHBoxLayout()
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button_layout.setSpacing(20)
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# 开始监听按钮
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self.start_button = QPushButton("开始监听")
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self.start_button.setFont(self.normal_font)
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self.start_button.setMinimumHeight(40)
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self.start_button.setStyleSheet("background-color: #4CAF50; color: white;")
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self.start_button.clicked.connect(self.start_monitoring)
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button_layout.addWidget(self.start_button)
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# 暂停监听按钮
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self.stop_button = QPushButton("暂停监听")
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self.stop_button.setFont(self.normal_font)
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self.stop_button.setMinimumHeight(40)
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self.stop_button.setStyleSheet("background-color: #F44336; color: white;")
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self.stop_button.clicked.connect(self.stop_monitoring)
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button_layout.addWidget(self.stop_button)
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main_layout.addLayout(button_layout)
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# 添加分隔线
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separator = QFrame()
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separator.setFrameShape(QFrame.HLine)
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separator.setFrameShadow(QFrame.Sunken)
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main_layout.addWidget(separator)
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# 添加历史数据标签
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history_label = QLabel("历史数据")
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history_label.setFont(self.title_font)
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history_label.setAlignment(Qt.AlignCenter)
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history_label.setStyleSheet("color: #1a237e; margin: 10px 0;")
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main_layout.addWidget(history_label)
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# 占位符，用于未来扩展
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placeholder = QLabel("历史数据功能将在未来版本中提供")
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placeholder.setFont(self.normal_font)
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placeholder.setAlignment(Qt.AlignCenter)
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placeholder.setStyleSheet("color: #888888; padding: 20px;")
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main_layout.addWidget(placeholder)
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# 添加弹性空间
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main_layout.addStretch(1)
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def update_status(self):
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"""更新状态显示"""
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try:
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# 检查监控器状态
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is_monitoring = self.electricity_monitor.is_monitoring()
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# 更新状态标签
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if is_monitoring:
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self.status_label.setText("正在监听")
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self.status_label.setStyleSheet("color: green; font-weight: bold;")
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self.start_button.setEnabled(False)
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self.stop_button.setEnabled(True)
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else:
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self.status_label.setText("已暂停")
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self.status_label.setStyleSheet("color: red; font-weight: bold;")
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self.start_button.setEnabled(True)
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self.stop_button.setEnabled(False)
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# 获取最新电力数据
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latest_data = self.electricity_dao.get_latest_electricity_data()
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if latest_data:
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self.electricity_label.setText(str(latest_data['electricity_number']))
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self.last_time_label.setText(latest_data['sync_time'])
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# 计算下次监听时间
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if is_monitoring:
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next_time = self.electricity_monitor.get_next_read_time()
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if next_time:
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self.next_time_label.setText(next_time.strftime('%Y-%m-%d %H:%M:%S'))
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else:
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self.next_time_label.setText("计算中...")
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else:
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self.next_time_label.setText("监听已暂停")
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else:
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self.electricity_label.setText("--")
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self.last_time_label.setText("--")
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if is_monitoring:
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self.next_time_label.setText("等待首次读取...")
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else:
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self.next_time_label.setText("监听已暂停")
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except Exception as e:
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logging.error(f"更新电力监控状态时发生错误: {str(e)}")
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def on_interval_changed(self, value):
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"""监听间隔变更处理
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Args:
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value: 新的间隔值（分钟）
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"""
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try:
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# 更新监控器间隔
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self.electricity_monitor.set_interval(value)
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# 发出设置变更信号
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self.settings_changed.emit()
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except Exception as e:
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logging.error(f"设置电力监控间隔时发生错误: {str(e)}")
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def start_monitoring(self):
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"""开始监听"""
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try:
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# 启动电力监控器
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self.electricity_monitor.start()
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# 更新UI
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self.update_status()
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# 发出设置变更信号
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self.settings_changed.emit()
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except Exception as e:
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logging.error(f"启动电力监控时发生错误: {str(e)}")
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def stop_monitoring(self):
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"""暂停监听"""
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try:
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# 停止电力监控器
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self.electricity_monitor.stop()
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# 更新UI
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self.update_status()
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# 发出设置变更信号
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self.settings_changed.emit()
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except Exception as e:
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logging.error(f"停止电力监控时发生错误: {str(e)}") |