This commit is contained in:
2025-09-10 18:07:58 +08:00
parent 1d6eea03e6
commit 41ba70dcf2
5 changed files with 662 additions and 83 deletions

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main.py
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@ -1,34 +1,43 @@
#!/usr/bin/env python
# -*- coding: utf-8 -*-
'''
# @Time : 2025/9/10 11:29
# @Author : reenrr
# @File : test.py
'''
import sys
from PySide6.QtWidgets import (
QApplication, QWidget, QVBoxLayout, QHBoxLayout,
QLabel, QFrame, QSizePolicy, QPushButton
)
from PySide6.QtCore import Qt, QTimer
from PySide6.QtGui import QFont
from PySide6.QtCore import Qt, QTimer, QPoint, QSize
from PySide6.QtGui import QFont, QPainter, QColor, QPen, QIcon
from datetime import datetime
class StatusMonitor(QWidget):
"""
中交三航精准布料浇筑要料系统 - 主界面类
中交三航精准布料浇筑要料系统 - 主界面类(深色主题)
"""
def __init__(self, parent=None):
"""构造函数初始化主界面的UI布局、控件和定时器"""
super().__init__(parent=parent)
self.is_running = False # 系统运行状态标记
self.current_datetime = self.get_current_time() # 当前日期时间
# 窗口基础设置
self.setWindowTitle("中交三航精准布料浇筑要料系统")
self.setGeometry(100, 100, 800, 500) # 设置窗口位置和大小
self.setGeometry(100, 100, 800, 500) # 设置窗口位置和大小
self.setStyleSheet("background-color: #121212;") # 窗口背景设为深黑色
# 初始化主布局(垂直布局)
self.mainLayout = QVBoxLayout(self)
self.mainLayout.setContentsMargins(10, 10, 10, 10) # 设置布局的内边距
self.mainLayout.setSpacing(10) # 相邻控件的间距
self.mainLayout.setContentsMargins(10, 40, 10, 10) # 上边距留空用于显示日期
self.mainLayout.setSpacing(10) # 相邻控件的间距
# 初始化界面组件
self._init_title_label()
self._init_time_label()
self._init_status_container()
self._init_timers()
@ -37,45 +46,22 @@ class StatusMonitor(QWidget):
titleLabel = QLabel("中交三航精准布料浇筑要料系统")
titleLabel.setStyleSheet("""
QLabel {
background-color: #66BB6A;
color: white;
font-size: 24px;
color: #00FF9D;
font-size: 20px;
font-weight: bold;
padding: 15px;
border-radius: 8px;
border: 2px solid #E8F5E9;
}
""")
titleLabel.setAlignment(Qt.AlignmentFlag.AlignCenter)
titleLabel.setFont(QFont("Microsoft YaHei", 24, QFont.Bold))
self.mainLayout.addWidget(titleLabel)
def _init_time_label(self):
"""初始化实时时间显示标签"""
self.timeLabel = QLabel(self.get_current_time())
self.timeLabel.setStyleSheet("""
background-color: #E8F5E9;
color: #2E7D32;
font-size: 16px;
padding: 8px 12px;
border-radius: 6px;
border: 1px solid #C8E6C9;
""")
self.timeLabel.setFont(QFont("Arial", weight=QFont.Bold))
self.timeLabel.setAlignment(Qt.AlignmentFlag.AlignRight)
self.timeLabel.setSizePolicy(
QSizePolicy.Policy.Expanding, # 水平方向尽可能的占据布局中可用的空间
QSizePolicy.Policy.Fixed # 垂直方向固定为固定高度
)
self.mainLayout.addWidget(self.timeLabel, 0)
def _init_status_container(self):
"""初始化核心状态监控容器(包含状态组和操作按钮)"""
self.bigContainer = QFrame()
self.bigContainer.setStyleSheet("""
QFrame {
background-color: #f0f0f0;
border: 2px solid #cccccc;
background-color: #1E1E1E;
border: 2px solid #333333;
border-radius: 8px;
}
""")
@ -93,7 +79,7 @@ class StatusMonitor(QWidget):
self.mainLayout.addWidget(self.bigContainer, 1)
def _init_status_groups(self, parent_layout):
"""初始化左右状态组(包含4个状态项)"""
"""初始化左右信息(各包含5个状态项)"""
statusWidget = QWidget()
statusLayout = QHBoxLayout(statusWidget)
statusLayout.setContentsMargins(0, 0, 0, 0)
@ -109,15 +95,31 @@ class StatusMonitor(QWidget):
rightLayout.setSpacing(15)
rightLayout.setContentsMargins(0, 0, 0, 0)
statusNames = ["盖板状态", "液压对齐状态", "LED状态", "按键状态"]
# 左边5个状态项及对应初始值
leftStatusInfo = [
{"name": "任务单号", "value": "20250706-01"},
{"name": "工程名称", "value": "18号线二期工程"},
{"name": "区间段", "value": "DK12+345-DK13+678"},
{"name": "坍落度", "value": "180mm"},
{"name": "配合比编号", "value": "PB-001"}
]
# 右边5个状态项及对应初始值
rightStatusInfo = [
{"name": "要料状态", "value": "未要料"},
{"name": "要料标号", "value": "C50"},
{"name": "要料方量", "value": "0m³"},
{"name": "要料时间", "value": ""},
{"name": "小车状态", "value": "待命"}
]
self.statusWidgets = []
for i, name in enumerate(statusNames):
# 处理左边状态项
for info in leftStatusInfo:
statusItem = QFrame()
statusItem.setStyleSheet("""
QFrame {
background-color: white;
border: 1px solid #d0d0d0;
background-color: #2D2D2D;
border: 1px solid #444444;
border-radius: 6px;
padding: 10px;
}
@ -134,30 +136,30 @@ class StatusMonitor(QWidget):
QLabel {
background-color: #9E9E9E;
border-radius: 10px;
border: 2px solid #757575;
border: 2px solid #555555;
}
""")
# 状态名称标签
nameLabel = QLabel(name)
nameLabel.setStyleSheet("font-size: 14px; color: #333333;")
nameLabel = QLabel(info["name"])
nameLabel.setStyleSheet("font-size: 14px; color: #FFFFFF;")
nameLabel.setFont(QFont("Microsoft YaHei", 12))
# 状态值标签
valueLabel = QLabel("")
valueLabel = QLabel(info["value"])
valueLabel.setStyleSheet("""
QLabel {
font-size: 18px;
font-size: 16px;
font-weight: bold;
color: #D32F2F;
background-color: #FFEBEE;
color: #FFFFFF;
background-color: #3D3D3D;
padding: 5px 10px;
border-radius: 4px;
border: 1px solid #FFCDD2;
border: 1px solid #555555;
}
""")
valueLabel.setAlignment(Qt.AlignmentFlag.AlignCenter)
valueLabel.setMinimumWidth(60)
valueLabel.setMinimumWidth(80)
itemLayout.addWidget(indicator)
itemLayout.addSpacing(10)
@ -169,13 +171,75 @@ class StatusMonitor(QWidget):
'indicator': indicator,
'nameLabel': nameLabel,
'valueLabel': valueLabel,
'status': False
'status': False,
'initial_value': info["value"]
})
if i % 2 == 0:
leftLayout.addWidget(statusItem)
else:
rightLayout.addWidget(statusItem)
leftLayout.addWidget(statusItem)
# 处理右边状态项
for info in rightStatusInfo:
statusItem = QFrame()
statusItem.setStyleSheet("""
QFrame {
background-color: #2D2D2D;
border: 1px solid #444444;
border-radius: 6px;
padding: 10px;
}
""")
statusItem.setFixedHeight(80)
itemLayout = QHBoxLayout(statusItem)
itemLayout.setContentsMargins(10, 5, 10, 5)
# 状态指示灯
indicator = QLabel()
indicator.setFixedSize(20, 20)
indicator.setStyleSheet("""
QLabel {
background-color: #9E9E9E;
border-radius: 10px;
border: 2px solid #555555;
}
""")
# 状态名称标签
nameLabel = QLabel(info["name"])
nameLabel.setStyleSheet("font-size: 14px; color: #FFFFFF;")
nameLabel.setFont(QFont("Microsoft YaHei", 12))
# 状态值标签
valueLabel = QLabel(info["value"])
valueLabel.setStyleSheet("""
QLabel {
font-size: 16px;
font-weight: bold;
color: #FFFFFF;
background-color: #3D3D3D;
padding: 5px 10px;
border-radius: 4px;
border: 1px solid #555555;
}
""")
valueLabel.setAlignment(Qt.AlignmentFlag.AlignCenter)
valueLabel.setMinimumWidth(80)
itemLayout.addWidget(indicator)
itemLayout.addSpacing(10)
itemLayout.addWidget(nameLabel)
itemLayout.addStretch()
itemLayout.addWidget(valueLabel)
self.statusWidgets.append({
'indicator': indicator,
'nameLabel': nameLabel,
'valueLabel': valueLabel,
'status': False,
'initial_value': info["value"]
})
rightLayout.addWidget(statusItem)
statusLayout.addWidget(leftGroup)
statusLayout.addStretch(1)
@ -184,22 +248,37 @@ class StatusMonitor(QWidget):
parent_layout.addWidget(statusWidget)
def _init_operation_buttons(self, parent_layout):
"""初始化操作按钮(开始/重启/停止"""
"""初始化操作按钮(下料完成/生产异常/生产取消"""
buttonContainer = QWidget()
buttonLayout = QHBoxLayout(buttonContainer)
buttonLayout.setContentsMargins(0, 20, 0, 0)
buttonLayout.setSpacing(30)
self.startButton = QPushButton("开始")
self.restartButton = QPushButton("重启")
self.stopButton = QPushButton("停止")
# 按钮图标(需替换为实际图标路径)
down_icon_path = "img.png"
error_icon_path = "img.png"
cancel_icon_path = "img.png"
self.startButton = QPushButton("下料完成")
self.restartButton = QPushButton("生产异常")
self.stopButton = QPushButton("生产取消")
# 设置按钮图标
self.startButton.setIcon(QIcon(down_icon_path))
self.restartButton.setIcon(QIcon(error_icon_path))
self.stopButton.setIcon(QIcon(cancel_icon_path))
# 设置图标大小
self.startButton.setIconSize(QSize(20, 20))
self.restartButton.setIconSize(QSize(20, 20))
self.stopButton.setIconSize(QSize(20, 20))
button_base_style = """
QPushButton {
font-size: 16px;
font-weight: bold;
padding: 10px 20px;
border-radius: 6px;
border-radius: 15px;
border: 1px solid;
min-width: 100px;
}
@ -213,25 +292,25 @@ class StatusMonitor(QWidget):
self.startButton.setStyleSheet(button_base_style + """
QPushButton {
background-color: #4CAF50;
background-color: #00796B;
color: white;
border-color: #2E7D32;
border-color: #004D40;
}
""")
self.restartButton.setStyleSheet(button_base_style + """
QPushButton {
background-color: #FF9800;
background-color: #E65100;
color: white;
border-color: #F57C00;
border-color: #BF360C;
}
""")
self.stopButton.setStyleSheet(button_base_style + """
QPushButton {
background-color: #F44336;
background-color: #C62828;
color: white;
border-color: #D32F2F;
border-color: #8E0000;
}
""")
@ -266,11 +345,36 @@ class StatusMonitor(QWidget):
def get_current_time(self):
"""获取格式化的当前时间"""
return f"🕒 当前时间:{datetime.now().strftime('%Y-%m-%d %H:%M:%S')}"
return datetime.now().strftime('%Y-%m-%d %H:%M:%S')
def update_time(self):
"""更新时间显示"""
self.timeLabel.setText(self.get_current_time())
"""更新时间显示并触发重绘"""
self.current_datetime = self.get_current_time()
self.update() # 触发paintEvent重绘
def paintEvent(self, event):
"""重写绘画事件,在右上角绘制日期时间文本"""
super().paintEvent(event) # 调用父类方法保持原有绘制
# 创建QPainter对象
painter = QPainter(self)
painter.setRenderHint(QPainter.RenderHint.TextAntialiasing) # 文本抗锯齿
# 设置字体
font = QFont("Arial", 12, QFont.Bold)
painter.setFont(font)
# 设置文本颜色
painter.setPen(QColor("#00FF9D"))
# 计算文本位置(右上角,留出边距)
text = f"🕒 {self.current_datetime}"
text_rect = painter.boundingRect(self.rect(), Qt.AlignmentFlag.AlignRight | Qt.AlignmentFlag.AlignTop, text)
x = self.width() - text_rect.width() - 15 # 右边距15px
y = 15 # 上边距15px
# 绘制文本
painter.drawText(x, y + text_rect.height(), text)
def simulate_mcu_query(self):
"""模拟单片机状态查询"""
@ -288,19 +392,19 @@ class StatusMonitor(QWidget):
QLabel {
font-size: 18px;
font-weight: bold;
color: #2E7D32;
background-color: #E8F5E9;
color: #00E676;
background-color: #1E3A3A;
padding: 5px 10px;
border-radius: 4px;
border: 1px solid #C8E6C9;
border: 1px solid #00796B;
min-width: 60px;
}
""")
widget['indicator'].setStyleSheet("""
QLabel {
background-color: #4CAF50;
background-color: #00E676;
border-radius: 10px;
border: 2px solid #2E7D32;
border: 2px solid #00796B;
}
""")
else:
@ -310,19 +414,19 @@ class StatusMonitor(QWidget):
QLabel {
font-size: 18px;
font-weight: bold;
color: #D32F2F;
background-color: #FFEBEE;
color: #FF5252;
background-color: #3D2B2B;
padding: 5px 10px;
border-radius: 4px;
border: 1px solid #FFCDD2;
border: 1px solid #5C3636;
min-width: 60px;
}
""")
widget['indicator'].setStyleSheet("""
QLabel {
background-color: #F44336;
background-color: #FF5252;
border-radius: 10px;
border: 2px solid #D32F2F;
border: 2px solid #C62828;
}
""")
@ -351,19 +455,19 @@ class StatusMonitor(QWidget):
QLabel {
font-size: 18px;
font-weight: bold;
color: #D32F2F;
background-color: #FFEBEE;
color: #FF5252;
background-color: #3D2B2B;
padding: 5px 10px;
border-radius: 4px;
border: 1px solid #FFCDD2;
border: 1px solid #5C3636;
min-width: 60px;
}
""")
widget['indicator'].setStyleSheet("""
QLabel {
background-color: #F44336;
background-color: #FF5252;
border-radius: 10px;
border: 2px solid #D32F2F;
border: 2px solid #C62828;
}
""")
# 重启后自动开始

475
test.py Normal file
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@ -0,0 +1,475 @@
#!/usr/bin/env python
# -*- coding: utf-8 -*-
'''
# @Time : 2025/9/10 11:29
# @Author : reenrr
# @File : test.py
'''
import sys
from PySide6.QtWidgets import (
QApplication, QWidget, QVBoxLayout, QHBoxLayout,
QLabel, QFrame, QSizePolicy, QPushButton
)
from PySide6.QtCore import Qt, QTimer, QPoint, QSize
from PySide6.QtGui import QFont, QPainter, QColor, QPen, QIcon
from datetime import datetime
class StatusMonitor(QWidget):
"""
中交三航精准布料浇筑要料系统 - 主界面类(深色主题)
"""
def __init__(self, parent=None):
"""构造函数初始化主界面的UI布局、控件和定时器"""
super().__init__(parent=parent)
self.is_running = False # 系统运行状态标记
self.current_datetime = self.get_current_time() # 当前日期时间
# 窗口基础设置
self.setWindowTitle("中交三航精准布料浇筑要料系统")
self.setGeometry(100, 100, 800, 500) # 设置窗口位置和大小
self.setStyleSheet("background-color: #121212;") # 窗口背景设为深黑色
# 初始化主布局(垂直布局)
self.mainLayout = QVBoxLayout(self)
self.mainLayout.setContentsMargins(10, 40, 10, 10) # 上边距留空用于显示日期
self.mainLayout.setSpacing(10) # 相邻控件的间距
# 初始化界面组件
self._init_title_label()
self._init_status_container()
self._init_timers()
def _init_title_label(self):
"""初始化系统标题标签"""
titleLabel = QLabel("中交三航精准布料浇筑要料系统")
titleLabel.setStyleSheet("""
QLabel {
color: #00FF9D;
font-size: 20px;
font-weight: bold;
}
""")
titleLabel.setAlignment(Qt.AlignmentFlag.AlignCenter)
titleLabel.setFont(QFont("Microsoft YaHei", 24, QFont.Bold))
self.mainLayout.addWidget(titleLabel)
def _init_status_container(self):
"""初始化核心状态监控容器(包含状态组和操作按钮)"""
self.bigContainer = QFrame()
self.bigContainer.setStyleSheet("""
QFrame {
background-color: #1E1E1E;
border: 2px solid #333333;
border-radius: 8px;
}
""")
self.bigContainer.setSizePolicy(
QSizePolicy.Policy.Expanding,
QSizePolicy.Policy.Expanding
)
containerLayout = QVBoxLayout(self.bigContainer)
containerLayout.setContentsMargins(20, 20, 20, 20)
self._init_status_groups(containerLayout)
self._init_operation_buttons(containerLayout)
self.mainLayout.addWidget(self.bigContainer, 1)
def _init_status_groups(self, parent_layout):
"""初始化左右信息各包含5个状态项"""
statusWidget = QWidget()
statusLayout = QHBoxLayout(statusWidget)
statusLayout.setContentsMargins(0, 0, 0, 0)
statusLayout.setSpacing(30)
leftGroup = QWidget()
leftLayout = QVBoxLayout(leftGroup)
leftLayout.setSpacing(15)
leftLayout.setContentsMargins(0, 0, 0, 0)
rightGroup = QWidget()
rightLayout = QVBoxLayout(rightGroup)
rightLayout.setSpacing(15)
rightLayout.setContentsMargins(0, 0, 0, 0)
# 左边5个状态项及对应初始值
leftStatusInfo = [
{"name": "任务单号", "value": "20250706-01"},
{"name": "工程名称", "value": "18号线二期工程"},
{"name": "区间段", "value": "DK12+345-DK13+678"},
{"name": "坍落度", "value": "180mm"},
{"name": "配合比编号", "value": "PB-001"}
]
# 右边5个状态项及对应初始值
rightStatusInfo = [
{"name": "要料状态", "value": "未要料"},
{"name": "要料标号", "value": "C50"},
{"name": "要料方量", "value": "0m³"},
{"name": "要料时间", "value": ""},
{"name": "小车状态", "value": "待命"}
]
self.statusWidgets = []
# 处理左边状态项
for info in leftStatusInfo:
statusItem = QFrame()
statusItem.setStyleSheet("""
QFrame {
background-color: #2D2D2D;
border: 1px solid #444444;
border-radius: 6px;
padding: 10px;
}
""")
statusItem.setFixedHeight(80)
itemLayout = QHBoxLayout(statusItem)
itemLayout.setContentsMargins(10, 5, 10, 5)
# 状态指示灯
indicator = QLabel()
indicator.setFixedSize(20, 20)
indicator.setStyleSheet("""
QLabel {
background-color: #9E9E9E;
border-radius: 10px;
border: 2px solid #555555;
}
""")
# 状态名称标签
nameLabel = QLabel(info["name"])
nameLabel.setStyleSheet("font-size: 14px; color: #FFFFFF;")
nameLabel.setFont(QFont("Microsoft YaHei", 12))
# 状态值标签(去掉边框)
valueLabel = QLabel(info["value"])
valueLabel.setStyleSheet("""
QLabel {
font-size: 16px;
font-weight: bold;
color: #FFFFFF;
background-color: #3D3D3D;
}
""")
valueLabel.setAlignment(Qt.AlignmentFlag.AlignCenter)
valueLabel.setMinimumWidth(80)
itemLayout.addWidget(indicator)
itemLayout.addSpacing(10)
itemLayout.addWidget(nameLabel)
itemLayout.addStretch()
itemLayout.addWidget(valueLabel)
self.statusWidgets.append({
'indicator': indicator,
'nameLabel': nameLabel,
'valueLabel': valueLabel,
'status': False,
'initial_value': info["value"]
})
leftLayout.addWidget(statusItem)
# 处理右边状态项
for info in rightStatusInfo:
statusItem = QFrame()
statusItem.setStyleSheet("""
QFrame {
background-color: #2D2D2D;
border: 1px solid #444444;
border-radius: 6px;
padding: 10px;
}
""")
statusItem.setFixedHeight(80)
itemLayout = QHBoxLayout(statusItem)
itemLayout.setContentsMargins(10, 5, 10, 5)
# 状态指示灯
indicator = QLabel()
indicator.setFixedSize(20, 20)
indicator.setStyleSheet("""
QLabel {
background-color: #9E9E9E;
border-radius: 10px;
border: 2px solid #555555;
}
""")
# 状态名称标签
nameLabel = QLabel(info["name"])
nameLabel.setStyleSheet("font-size: 14px; color: #FFFFFF;")
nameLabel.setFont(QFont("Microsoft YaHei", 12))
# 状态值标签(去掉边框)
valueLabel = QLabel(info["value"])
valueLabel.setStyleSheet("""
QLabel {
font-size: 16px;
font-weight: bold;
color: #FFFFFF;
background-color: #3D3D3D;
}
""")
valueLabel.setAlignment(Qt.AlignmentFlag.AlignCenter)
valueLabel.setMinimumWidth(80)
itemLayout.addWidget(indicator)
itemLayout.addSpacing(10)
itemLayout.addWidget(nameLabel)
itemLayout.addStretch()
itemLayout.addWidget(valueLabel)
self.statusWidgets.append({
'indicator': indicator,
'nameLabel': nameLabel,
'valueLabel': valueLabel,
'status': False,
'initial_value': info["value"]
})
rightLayout.addWidget(statusItem)
statusLayout.addWidget(leftGroup)
statusLayout.addStretch(1)
statusLayout.addWidget(rightGroup)
parent_layout.addWidget(statusWidget)
def _init_operation_buttons(self, parent_layout):
"""初始化操作按钮(下料完成/生产异常/生产取消)"""
buttonContainer = QWidget()
buttonLayout = QHBoxLayout(buttonContainer)
buttonLayout.setContentsMargins(0, 20, 0, 0)
buttonLayout.setSpacing(30)
# 按钮图标(需替换为实际图标路径)
down_icon_path = "img.png"
error_icon_path = "img.png"
cancel_icon_path = "img.png"
self.startButton = QPushButton("下料完成")
self.restartButton = QPushButton("生产异常")
self.stopButton = QPushButton("生产取消")
# 设置按钮图标
self.startButton.setIcon(QIcon(down_icon_path))
self.restartButton.setIcon(QIcon(error_icon_path))
self.stopButton.setIcon(QIcon(cancel_icon_path))
# 设置图标大小
self.startButton.setIconSize(QSize(20, 20))
self.restartButton.setIconSize(QSize(20, 20))
self.stopButton.setIconSize(QSize(20, 20))
button_base_style = """
QPushButton {
font-size: 16px;
font-weight: bold;
padding: 10px 20px;
border-radius: 15px;
border: 1px solid;
min-width: 100px;
}
QPushButton:hover {
opacity: 0.9;
}
QPushButton:pressed {
opacity: 0.8;
}
"""
self.startButton.setStyleSheet(button_base_style + """
QPushButton {
background-color: #00796B;
color: white;
border-color: #004D40;
}
""")
self.restartButton.setStyleSheet(button_base_style + """
QPushButton {
background-color: #E65100;
color: white;
border-color: #BF360C;
}
""")
self.stopButton.setStyleSheet(button_base_style + """
QPushButton {
background-color: #C62828;
color: white;
border-color: #8E0000;
}
""")
button_font = QFont("Microsoft YaHei", 12, QFont.Bold)
self.startButton.setFont(button_font)
self.restartButton.setFont(button_font)
self.stopButton.setFont(button_font)
self.startButton.clicked.connect(self.on_start_clicked)
self.restartButton.clicked.connect(self.on_restart_clicked)
self.stopButton.clicked.connect(self.on_stop_clicked)
buttonLayout.addStretch(1)
buttonLayout.addWidget(self.startButton)
buttonLayout.addWidget(self.restartButton)
buttonLayout.addWidget(self.stopButton)
buttonLayout.addStretch(1)
parent_layout.addWidget(buttonContainer)
def _init_timers(self):
"""初始化定时器(时间更新+状态模拟)"""
# 时间更新定时器(每秒更新一次)
self.time_timer = QTimer()
self.time_timer.timeout.connect(self.update_time)
self.time_timer.start(1000)
# 状态模拟定时器每3秒更新一次
self.status_timer = QTimer()
self.status_timer.timeout.connect(self.simulate_mcu_query)
self.status_timer.start(3000)
def get_current_time(self):
"""获取格式化的当前时间"""
return datetime.now().strftime('%Y-%m-%d %H:%M:%S')
def update_time(self):
"""更新时间显示并触发重绘"""
self.current_datetime = self.get_current_time()
self.update() # 触发paintEvent重绘
def paintEvent(self, event):
"""重写绘画事件,在右上角绘制日期时间文本"""
super().paintEvent(event) # 调用父类方法保持原有绘制
# 创建QPainter对象
painter = QPainter(self)
painter.setRenderHint(QPainter.RenderHint.TextAntialiasing) # 文本抗锯齿
# 设置字体
font = QFont("Arial", 12, QFont.Bold)
painter.setFont(font)
# 设置文本颜色
painter.setPen(QColor("#00FF9D"))
# 计算文本位置(右上角,留出边距)
text = f"🕒 {self.current_datetime}"
text_rect = painter.boundingRect(self.rect(), Qt.AlignmentFlag.AlignRight | Qt.AlignmentFlag.AlignTop, text)
x = self.width() - text_rect.width() - 15 # 右边距15px
y = 15 # 上边距15px
# 绘制文本
painter.drawText(x, y + text_rect.height(), text)
def simulate_mcu_query(self):
"""模拟单片机状态查询"""
import random # 仅用于模拟,实际项目替换为真实通信逻辑
if self.is_running:
for widget in self.statusWidgets:
status = random.choice([True, False])
widget['status'] = status
if status:
# 状态为"是"时的样式
widget['valueLabel'].setText("")
widget['valueLabel'].setStyleSheet("""
QLabel {
font-size: 18px;
font-weight: bold;
color: #00E676;
background-color: #1E3A3A;
padding: 5px 10px;
border-radius: 4px;
border: 1px solid #00796B;
min-width: 60px;
}
""")
widget['indicator'].setStyleSheet("""
QLabel {
background-color: #00E676;
border-radius: 10px;
border: 2px solid #00796B;
}
""")
else:
# 状态为"否"时的样式
widget['valueLabel'].setText("")
widget['valueLabel'].setStyleSheet("""
QLabel {
font-size: 18px;
font-weight: bold;
color: #FF5252;
background-color: #3D2B2B;
padding: 5px 10px;
border-radius: 4px;
border: 1px solid #5C3636;
min-width: 60px;
}
""")
widget['indicator'].setStyleSheet("""
QLabel {
background-color: #FF5252;
border-radius: 10px;
border: 2px solid #C62828;
}
""")
def on_start_clicked(self):
"""开始按钮点击事件"""
if not self.is_running:
self.is_running = True
print("系统已启动,开始监控状态...")
self.simulate_mcu_query() # 启动时立即更新一次状态
def on_stop_clicked(self):
"""停止按钮点击事件"""
if self.is_running:
self.is_running = False
print("系统已停止,状态监控暂停...")
def on_restart_clicked(self):
"""重启按钮点击事件"""
print("系统正在重启...")
self.is_running = False
# 重置所有状态为"否"
for widget in self.statusWidgets:
widget['status'] = False
widget['valueLabel'].setText("")
widget['valueLabel'].setStyleSheet("""
QLabel {
font-size: 18px;
font-weight: bold;
color: #FF5252;
background-color: #3D2B2B;
padding: 5px 10px;
border-radius: 4px;
border: 1px solid #5C3636;
min-width: 60px;
}
""")
widget['indicator'].setStyleSheet("""
QLabel {
background-color: #FF5252;
border-radius: 10px;
border: 2px solid #C62828;
}
""")
# 重启后自动开始
QTimer.singleShot(1000, self.on_start_clicked)
if __name__ == "__main__":
app = QApplication(sys.argv)
window = StatusMonitor()
window.show()
sys.exit(app.exec())