使用Python与Windows任务计划程序集成，实现定时弹出桌面通知

pip install pywin32

Install-Module -Name BurntToast -Force

# Show-Toast.ps1
param (
    [string]$Message,
    [string]$Title = "事件提醒",
    [string]$AppId = "PythonTaskSchedulerNotifier"
)

# 确保 BurntToast 模块已加载
if (-not (Get-Module -ListAvailable -Name BurntToast)) {
    Write-Error "BurntToast module is not installed or not available."
    exit 1
}
Import-Module BurntToast

# 显示通知
Show-BurntToastNotification -Text $Message -Title $Title -AppId $AppId -Duration Short

import win32com.client
import datetime
import os

def schedule_notification_task(task_name, notification_message, schedule_time, script_path):
    """
    在Windows任务计划程序中创建一个定时通知任务。

    Args:
        task_name (str): 任务的唯一名称。
        notification_message (str): 通知中显示的消息。
        schedule_time (datetime.datetime): 任务执行的具体时间。
        script_path (str): Show-Toast.ps1 脚本的完整路径。
    """
    try:
        scheduler = win32com.client.Dispatch("Schedule.Service")
        scheduler.Connect()

        root_folder = scheduler.GetFolder("\")
        task_definition = scheduler.NewTask(0)

        # 注册信息
        task_definition.RegistrationInfo.Description = f"事件提醒: {notification_message}"
        task_definition.RegistrationInfo.Author = "Python Scheduler"

        # 设置触发器：一次性时间触发
        trigger = task_definition.Triggers.Create(1)  # 1表示TASK_TRIGGER_TIME
        trigger.StartBoundary = schedule_time.isoformat() # ISO格式时间字符串
        trigger.Enabled = True

        # 设置动作：执行PowerShell脚本
        action = task_definition.Actions.Create(0)  # 0表示TASK_ACTION_EXEC
        action.Path = "powershell.exe"
        # 构建PowerShell参数，注意脚本路径和参数传递
        action.Arguments = f"-NoProfile -ExecutionPolicy Bypass -File "{script_path}" -Message "{notification_message}""

        # 设置任务设置
        task_definition.Settings.Enabled = True
        task_definition.Settings.StopIfGoingOnBatteries = False # 笔记本电脑电池供电时也运行
        task_definition.Settings.WakeToRun = True # 唤醒计算机以运行任务
        task_definition.Settings.DeleteExpiredTaskAfter = "PT0S" # 任务完成后立即删除 (此处仅为示例，实际删除将由单独任务处理)
        task_definition.Settings.Hidden = False # 任务在任务计划程序UI中可见

        # 注册任务 (使用最高权限运行)
        # 6表示TASK_LOGON_SERVICE_ACCOUNT (系统账户), 1表示TASK_LOGON_INTERACTIVE_TOKEN (当前用户)
        # 注册为当前用户，这样通知才能显示在当前用户的桌面上
        root_folder.RegisterTaskDefinition(
            task_name,
            task_definition,
            6, # 6表示TASK_CREATE_OR_UPDATE
            None, # 用户名 (None表示当前用户)
            None, # 密码
            1 # 1表示TASK_LOGON_INTERACTIVE_TOKEN，即以交互式登录的用户身份运行
        )
        print(f"任务 '{task_name}' 已成功调度，将在 {schedule_time} 触发。")

    except Exception as e:
        print(f"调度任务 '{task_name}' 失败: {e}")

def schedule_deletion_task(deletion_task_name, task_to_delete_name, deletion_time):
    """
    在Windows任务计划程序中创建一个任务，用于删除另一个已完成的任务。

    Args:
        deletion_task_name (str): 删除任务的唯一名称。
        task_to_delete_name (str): 需要被删除的任务的名称。
        deletion_time (datetime.datetime): 删除任务执行的具体时间。
    """
    try:
        scheduler = win32com.client.Dispatch("Schedule.Service")
        scheduler.Connect()

        root_folder = scheduler.GetFolder("\")
        task_definition = scheduler.NewTask(0)

        task_definition.RegistrationInfo.Description = f"删除任务: {task_to_delete_name}"
        task_definition.RegistrationInfo.Author = "Python Scheduler"

        trigger = task_definition.Triggers.Create(1)
        trigger.StartBoundary = deletion_time.isoformat()
        trigger.Enabled = True

        action = task_definition.Actions.Create(0)
        action.Path = "powershell.exe"
        # PowerShell命令直接删除任务
        action.Arguments = f"-NoProfile -ExecutionPolicy Bypass -Command "Unregister-ScheduledTask -TaskName '{task_to_delete_name}' -Confirm:$false""

        task_definition.Settings.Enabled = True
        task_definition.Settings.StopIfGoingOnBatteries = False
        task_definition.Settings.WakeToRun = False # 删除任务不需要唤醒系统
        task_definition.Settings.DeleteExpiredTaskAfter = "PT0S" # 删除任务本身完成后也立即删除

        root_folder.RegisterTaskDefinition(
            deletion_task_name,
            task_definition,
            6,
            None,
            None,
            1
        )
        print(f"删除任务 '{deletion_task_name}' 已成功调度，将在 {deletion_time} 触发，用于删除 '{task_to_delete_name}'。")

    except Exception as e:
        print(f"调度删除任务 '{deletion_task_name}' 失败: {e}")


if __name__ == "__main__":
    # 获取当前脚本所在目录，以便找到 Show-Toast.ps1
    current_dir = os.path.dirname(os.path.abspath(__file__))
    powershell_script_path = os.path.join(current_dir, "Show-Toast.ps1")

    # 示例：调度一个通知任务
    now = datetime.datetime.now()
    # 调度在当前时间2分钟后触发
    event_time_1 = now + datetime.timedelta(minutes=2)
    task_name_1 = "MyEventReminder_Task1"
    message_1 = "您的会议将在2分钟后开始！"

    schedule_notification_task(task_name_1, message_1, event_time_1, powershell_script_path)

    # 示例：调度第二个通知任务
    event_time_2 = now + datetime.timedelta(minutes=4)
    task_name_2 = "MyEventReminder_Task2"
    message_2 = "别忘了提交报告！"

    schedule_notification_task(task_name_2, message_2, event_time_2, powershell_script_path)

    # 调度删除任务：在通知任务触发后2分钟删除它
    # 为第一个通知任务调度一个删除任务
    deletion_time_1 = event_time_1 + datetime.timedelta(minutes=2)
    deletion_task_name_1 = f"Delete_{task_name_1}"
    schedule_deletion_task(deletion_task_name_1, task_name_1, deletion_time_1)

    # 为第二个通知任务调度一个删除任务
    deletion_time_2 = event_time_2 + datetime.timedelta(minutes=2)
    deletion_task_name_2 = f"Delete_{task_name_2}"
    schedule_deletion_task(deletion_task_name_2, task_name_2, deletion_time_2)

    print("
所有任务调度完成，Python脚本即将退出。")

# 概念性代码：从在线日历获取事件并调度
# import your_calendar_api_client

# events = your_calendar_api_client.fetch_events_for_today() # 假设获取今天的所有事件

# for i, event in enumerate(events):
#     event_name = event.name
#     event_start_time = event.start_time # 假设这是一个datetime对象
#     notification_message = f"提醒: {event_name} 将在 {event_start_time.strftime('%H:%M')} 开始！"
#     task_name = f"CalendarEvent_{i}_{event_start_time.strftime('%Y%m%d%H%M')}"

#     # 调度通知任务
#     schedule_notification_task(task_name, notification_message, event_start_time, powershell_script_path)

#     # 调度删除任务 (通知触发后例如5分钟删除)
#     deletion_time = event_start_time + datetime.timedelta(minutes=5)
#     deletion_task_name = f"Delete_{task_name}"
#     schedule_deletion_task(deletion_task_name, task_name, deletion_time)