非常实用的自动关机小软件（附源码）

• 首先，我想要的定时关机软件，必须有一个显示屏，显示还有多久关机；
• 设置关机的时间必须有绝对时间和相对时间；
• 有没有在执行定时必须有显示（执行时倒计时开始，并且执行按钮绿色背景）
• 可以修改定时或取消定时

以上就是最实用的功能的完美定时器，吾爱破解论坛首发，非常的好用，不管你们用不用，反正我每天在用
软件下载：
https://mryouan.lanzouq.com/b00wm7e9ta
密码:9j3s
重要声明：软件使用pyinstaller生成的exe，不含任何添加剂，如何不放心，大家使用下面的python 3源码自己编译成exe
源码分享：

import sys
import datetime
from PyQt6.QtWidgets import (QApplication, QMainWindow, QWidget, QVBoxLayout, 
QHBoxLayout, QLabel, QPushButton, QRadioButton, 
QDateTimeEdit, QTimeEdit, QMessageBox)
from PyQt6.QtCore import Qt, QTimer, QDateTime
from PyQt6.QtGui import QFont, QPalette, QColor
import subprocess

class ShutdownTimer(QMainWindow):
def __init__(self):
super().__init__()
self.shutdown_time = None
self.timer = QTimer()
self.timer.timeout.connect(self.update_countdown)
self.init_ui()

def init_ui(self):
# 设置窗口
self.setWindowTitle('定时关机器V1.0 吾爱破解@mryouan')
screen = QApplication.primaryScreen().geometry()
self.setGeometry(screen.width()//4, screen.height()//4, 
screen.width()//2, screen.height()//2)

# 主布局
central_widget = QWidget()
self.setCentralWidget(central_widget)
layout = QVBoxLayout(central_widget)

# 倒计时显示区域
self.countdown_label = QLabel('未设置定时关机')
self.countdown_label.setAlignment(Qt.AlignmentFlag.AlignCenter)
self.countdown_label.setStyleSheet("""
QLabel {
background-color: black;
color: red;
padding: 20px;
border: 2px solid gray;
border-radius: 10px;
}
""")
self.countdown_label.setFont(QFont('Arial', 40))
layout.addWidget(self.countdown_label)

# 设置区域
settings_widget = QWidget()
settings_layout = QHBoxLayout(settings_widget)

# 时间设置部分
time_widget = QWidget()
time_layout = QVBoxLayout(time_widget)

# 单选按钮
self.absolute_radio = QRadioButton('绝对时间')
self.relative_radio = QRadioButton('相对时间')
self.absolute_radio.setChecked(True)
time_layout.addWidget(self.absolute_radio)
time_layout.addWidget(self.relative_radio)

# 时间选择器
self.datetime_edit = QDateTimeEdit()
self.datetime_edit.setDateTime(
QDateTime.currentDateTime().addSecs(3600)) # 默认一小时后
self.time_edit = QTimeEdit()
self.time_edit.setTime(self.time_edit.time().addSecs(3600))

time_layout.addWidget(self.datetime_edit)
time_layout.addWidget(self.time_edit)
self.time_edit.hide() # 默认隐藏相对时间

settings_layout.addWidget(time_widget)

# 按钮区域
button_widget = QWidget()
button_layout = QVBoxLayout(button_widget)

self.execute_btn = QPushButton('执行')
self.cancel_btn = QPushButton('取消')

button_layout.addWidget(self.execute_btn)
button_layout.addWidget(self.cancel_btn)

settings_layout.addWidget(button_widget)
layout.addWidget(settings_widget)

# 信号连接
self.absolute_radio.toggled.connect(self.toggle_time_input)
self.execute_btn.clicked.connect(self.execute_shutdown)
self.cancel_btn.clicked.connect(self.cancel_shutdown)

def toggle_time_input(self):
if self.absolute_radio.isChecked():
self.datetime_edit.show()
self.time_edit.hide()
else:
self.datetime_edit.hide()
self.time_edit.show()

def execute_shutdown(self):
if self.absolute_radio.isChecked():
shutdown_time = self.datetime_edit.dateTime().toPyDateTime()
if shutdown_time <= datetime.datetime.now():
QMessageBox.warning(self, '警告', '请选&#65533;&#65533;未来的时间！')
return
else:
current_time = datetime.datetime.now()
time_delta = datetime.timedelta(
hours=self.time_edit.time().hour(),
minutes=self.time_edit.time().minute(),
seconds=self.time_edit.time().second()
)
shutdown_time = current_time + time_delta

self.shutdown_time = shutdown_time
seconds = int((shutdown_time - datetime.datetime.now()).total_seconds())

# 设置关机命令
subprocess.run(['shutdown', '/s', '/t', str(seconds)])

# 更新UI
self.execute_btn.setEnabled(False)
self.execute_btn.setText('执行中')
self.execute_btn.setStyleSheet('background-color: #90EE90; color: gray;')

# 启动倒计时
self.timer.start(1000)

def cancel_shutdown(self):
reply = QMessageBox.question(self, '确认', '是否要修改定时？',
QMessageBox.StandardButton.Yes |
QMessageBox.StandardButton.No)

if reply == QMessageBox.StandardButton.Yes:
# 取消当前关机命令
subprocess.run(['shutdown', '/a'])
self.reset_ui()
else:
subprocess.run(['shutdown', '/a'])
self.close()

def reset_ui(self):
self.shutdown_time = None
self.timer.stop()
self.countdown_label.setText('未设置定时关机')
self.execute_btn.setEnabled(True)
self.execute_btn.setText('执行')
self.execute_btn.setStyleSheet('')

def update_countdown(self):
if self.shutdown_time:
remaining = self.shutdown_time - datetime.datetime.now()
if remaining.total_seconds() <= 0:
self.timer.stop()
return

hours = remaining.seconds // 3600
minutes = (remaining.seconds % 3600) // 60
seconds = remaining.seconds % 60

self.countdown_label.setText(
f'距离关机还有{hours:02d}小时{minutes:02d}分{seconds:02d}秒')

if __name__ == '__main__':
app = QApplication(sys.argv)
app.setStyle('Fusion') # 使用 Fusion 风格，接近 Windows 10 风格
window = ShutdownTimer()
window.show()
sys.exit(app.exec())