1837 lines
70 KiB
C#
1837 lines
70 KiB
C#
using Microsoft.Office.Interop.PowerPoint;
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using System;
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using System.Collections.Generic;
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using System.Diagnostics;
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using System.Linq;
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using System.Runtime.InteropServices;
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using System.Text;
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using System.Threading;
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using System.Timers;
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using System.Windows.Threading;
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using Application = System.Windows.Application;
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using Timer = System.Timers.Timer;
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namespace Ink_Canvas.Helpers
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{
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/// <summary>
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/// PPT联动管理器 - 统一管理PPT和WPS的连接、事件处理和进程管理
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/// </summary>
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public class PPTManager : IDisposable
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{
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#region Events
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public event Action<SlideShowWindow> SlideShowBegin;
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public event Action<SlideShowWindow> SlideShowNextSlide;
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public event Action<Presentation> SlideShowEnd;
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public event Action<Presentation> PresentationOpen;
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public event Action<Presentation> PresentationClose;
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public event Action<bool> PPTConnectionChanged;
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public event Action<bool> SlideShowStateChanged;
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#endregion
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#region Properties
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public Microsoft.Office.Interop.PowerPoint.Application PPTApplication { get; private set; }
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public Presentation CurrentPresentation { get; private set; }
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public Slides CurrentSlides { get; private set; }
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public Slide CurrentSlide { get; private set; }
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public int SlidesCount { get; private set; }
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public bool IsConnected
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{
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get
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{
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try
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{
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if (PPTApplication == null) return false;
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if (!Marshal.IsComObject(PPTApplication)) return false;
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// 尝试访问一个简单的属性来验证连接是否有效
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var _ = PPTApplication.Name;
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return true;
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}
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catch (COMException comEx)
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{
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var hr = (uint)comEx.HResult;
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// 如果COM对象已失效，返回false
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if (hr == 0x8001010E || hr == 0x80004005 || hr == 0x800706B5)
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{
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return false;
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}
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return false;
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}
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catch
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{
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return false;
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}
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}
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}
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public bool IsInSlideShow
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{
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get
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{
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try
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{
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if (PPTApplication == null || !Marshal.IsComObject(PPTApplication)) return false;
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// 检查是否有放映窗口
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var slideShowWindows = PPTApplication.SlideShowWindows;
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if (slideShowWindows == null || slideShowWindows.Count == 0) return false;
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// 验证放映窗口是否真正有效
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try
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{
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var slideShowWindow = slideShowWindows[1];
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if (slideShowWindow == null) return false;
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// 尝试访问放映窗口的属性来验证其有效性
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var _ = slideShowWindow.View;
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return true;
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}
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catch (COMException comEx)
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{
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var hr = (uint)comEx.HResult;
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if (hr == 0x8001010E || hr == 0x80004005)
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{
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// COM对象已失效，触发断开连接
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DisconnectFromPPT();
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}
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return false;
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}
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}
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catch (COMException comEx)
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{
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var hr = (uint)comEx.HResult;
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if (hr == 0x8001010E || hr == 0x80004005)
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{
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// COM对象已失效，触发断开连接
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DisconnectFromPPT();
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}
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LogHelper.WriteLogToFile($"检查PPT放映状态失败: {comEx.Message} (HR: 0x{hr:X8})", LogHelper.LogType.Warning);
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return false;
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}
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catch (Exception ex)
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{
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LogHelper.WriteLogToFile($"检查PPT放映状态时发生意外错误: {ex}", LogHelper.LogType.Warning);
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return false;
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}
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}
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}
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public bool IsSupportWPS { get; set; } = false;
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#endregion
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#region Private Fields
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private Timer _connectionCheckTimer;
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private Timer _slideShowStateCheckTimer;
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private Timer _wpsProcessCheckTimer;
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private Process _wpsProcess;
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private bool _hasWpsProcessId;
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private DateTime _wpsProcessRecordTime = DateTime.MinValue;
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private int _wpsProcessCheckCount;
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private WpsWindowInfo _lastForegroundWpsWindow;
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private DateTime _lastWindowCheckTime = DateTime.MinValue;
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private bool _lastSlideShowState;
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private readonly object _lockObject = new object();
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private bool _disposed;
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#endregion
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#region Constructor & Initialization
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public PPTManager()
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{
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InitializeConnectionTimer();
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}
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private void InitializeConnectionTimer()
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{
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_connectionCheckTimer = new Timer(500);
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_connectionCheckTimer.Elapsed += OnConnectionCheckTimerElapsed;
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_connectionCheckTimer.AutoReset = true;
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_slideShowStateCheckTimer = new Timer(1000);
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_slideShowStateCheckTimer.Elapsed += OnSlideShowStateCheckTimerElapsed;
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_slideShowStateCheckTimer.AutoReset = true;
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}
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public void StartMonitoring()
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{
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if (!_disposed)
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{
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_connectionCheckTimer?.Start();
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_slideShowStateCheckTimer?.Start();
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LogHelper.WriteLogToFile("PPT监控已启动", LogHelper.LogType.Trace);
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}
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}
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public void StopMonitoring()
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{
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_connectionCheckTimer?.Stop();
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_slideShowStateCheckTimer?.Stop();
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DisconnectFromPPT();
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LogHelper.WriteLogToFile("PPT监控已停止", LogHelper.LogType.Trace);
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}
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#endregion
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#region Connection Management
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private void OnConnectionCheckTimerElapsed(object sender, ElapsedEventArgs e)
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{
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try
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{
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CheckAndConnectToPPT();
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}
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catch (Exception ex)
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{
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LogHelper.WriteLogToFile($"PPT连接检查失败: {ex}", LogHelper.LogType.Error);
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}
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}
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private void OnSlideShowStateCheckTimerElapsed(object sender, ElapsedEventArgs e)
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{
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try
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{
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CheckSlideShowState();
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}
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catch (Exception ex)
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{
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LogHelper.WriteLogToFile($"PPT放映状态检查失败: {ex}", LogHelper.LogType.Error);
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}
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}
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private void CheckAndConnectToPPT()
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{
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lock (_lockObject)
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{
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try
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{
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// 尝试连接到PowerPoint
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var pptApp = TryConnectToPowerPoint();
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if (pptApp == null && IsSupportWPS)
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{
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// 如果PowerPoint连接失败且支持WPS，尝试连接WPS
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pptApp = TryConnectToWPS();
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}
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if (pptApp != null && !IsConnected)
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{
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// 有可用的PPT/WPS应用程序且当前未连接，建立连接
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ConnectToPPT(pptApp);
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}
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else if (pptApp == null && IsConnected)
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{
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// 没有可用的PPT/WPS应用程序但当前显示已连接，断开连接
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DisconnectFromPPT();
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}
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else if (pptApp == null && PPTApplication != null)
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{
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// PPT/WPS应用程序不可用但PPTApplication对象仍存在，清理无效连接
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DisconnectFromPPT();
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}
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}
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catch (Exception ex)
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{
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LogHelper.WriteLogToFile($"PPT连接检查异常: {ex}", LogHelper.LogType.Error);
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if (PPTApplication != null)
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{
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DisconnectFromPPT();
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}
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}
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}
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}
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private void CheckSlideShowState()
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{
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try
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{
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if (!IsConnected) return;
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var currentSlideShowState = IsInSlideShow;
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if (currentSlideShowState != _lastSlideShowState)
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{
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_lastSlideShowState = currentSlideShowState;
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SlideShowStateChanged?.Invoke(currentSlideShowState);
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if (!currentSlideShowState)
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{
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}
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}
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}
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catch (Exception ex)
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{
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LogHelper.WriteLogToFile($"检查PPT放映状态异常: {ex}", LogHelper.LogType.Error);
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}
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}
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private Microsoft.Office.Interop.PowerPoint.Application TryConnectToPowerPoint()
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{
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try
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{
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var pptApp = (Microsoft.Office.Interop.PowerPoint.Application)Marshal.GetActiveObject("PowerPoint.Application");
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// 验证COM对象是否有效
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if (pptApp != null && Marshal.IsComObject(pptApp))
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{
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// 尝试访问一个简单的属性来验证连接
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var _ = pptApp.Name;
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return pptApp;
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}
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return null;
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}
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catch (COMException ex)
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{
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var hr = (uint)ex.HResult;
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return null;
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}
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catch (InvalidCastException)
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{
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// COM对象类型转换失败
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return null;
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}
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catch (Exception)
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{
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return null;
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}
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}
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private Microsoft.Office.Interop.PowerPoint.Application TryConnectToWPS()
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{
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try
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{
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var wpsApp = (Microsoft.Office.Interop.PowerPoint.Application)Marshal.GetActiveObject("kwpp.Application");
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// 验证COM对象是否有效
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if (wpsApp != null && Marshal.IsComObject(wpsApp))
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{
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// 尝试访问一个简单的属性来验证连接
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var _ = wpsApp.Name;
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return wpsApp;
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}
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return null;
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}
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catch (COMException ex)
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{
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var hr = (uint)ex.HResult;
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// 忽略常见的WPS连接错误：
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// 0x800401E3: 操作无法使用
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// 0x80004005: 未指定错误
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// 0x800706B5: RPC服务器不可用
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// 0x8001010E: 应用程序调用一个已为另一线程整理的接口
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// 0x800401F3: 无效的类字符串（WPS未安装或COM组件未注册）
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if (hr != 0x800401E3 && hr != 0x80004005 && hr != 0x800706B5 && hr != 0x8001010E && hr != 0x800401F3)
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{
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LogHelper.WriteLogToFile($"连接WPS失败: {ex}", LogHelper.LogType.Warning);
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}
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return null;
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}
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catch (InvalidCastException)
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{
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// COM对象类型转换失败
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return null;
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}
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catch (Exception ex)
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{
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LogHelper.WriteLogToFile($"连接WPS时发生意外错误: {ex}", LogHelper.LogType.Warning);
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return null;
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}
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}
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private void ConnectToPPT(Microsoft.Office.Interop.PowerPoint.Application pptApp)
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{
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try
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{
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PPTApplication = pptApp;
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// 在主线程中注册事件，确保COM对象在正确的线程中
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Application.Current?.Dispatcher?.Invoke(() =>
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{
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try
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{
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PPTApplication.PresentationOpen += OnPresentationOpen;
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PPTApplication.PresentationClose += OnPresentationClose;
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PPTApplication.SlideShowBegin += OnSlideShowBegin;
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PPTApplication.SlideShowNextSlide += OnSlideShowNextSlide;
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PPTApplication.SlideShowEnd += OnSlideShowEnd;
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LogHelper.WriteLogToFile("PPT事件注册成功", LogHelper.LogType.Trace);
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}
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catch (Exception ex)
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{
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LogHelper.WriteLogToFile($"PPT事件注册失败: {ex}", LogHelper.LogType.Error);
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throw; // 重新抛出异常，让外层处理
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}
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}, DispatcherPriority.Normal, CancellationToken.None, TimeSpan.FromSeconds(2));
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// 获取当前演示文稿信息
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UpdateCurrentPresentationInfo();
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// 停止连接检查定时器
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_connectionCheckTimer?.Stop();
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// 触发连接成功事件
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PPTConnectionChanged?.Invoke(true);
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LogHelper.WriteLogToFile("成功连接到PPT应用程序", LogHelper.LogType.Event);
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// 如果已经在放映状态，立即触发放映开始事件
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if (IsInSlideShow)
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{
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OnSlideShowBegin(PPTApplication.SlideShowWindows[1]);
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}
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else if (CurrentPresentation != null)
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{
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OnPresentationOpen(CurrentPresentation);
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}
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||
}
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||
catch (Exception ex)
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{
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LogHelper.WriteLogToFile($"连接PPT应用程序失败: {ex}", LogHelper.LogType.Error);
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PPTApplication = null;
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}
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}
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private void DisconnectFromPPT()
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{
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try
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{
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if (PPTApplication != null)
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{
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// 取消事件注册 - 使用更安全的方式
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try
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{
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// 检查COM对象是否仍然有效
|
||
if (Marshal.IsComObject(PPTApplication))
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{
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// 尝试在主线程中取消事件注册
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Application.Current?.Dispatcher?.Invoke(() =>
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{
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try
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{
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PPTApplication.PresentationOpen -= OnPresentationOpen;
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PPTApplication.PresentationClose -= OnPresentationClose;
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PPTApplication.SlideShowBegin -= OnSlideShowBegin;
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PPTApplication.SlideShowNextSlide -= OnSlideShowNextSlide;
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PPTApplication.SlideShowEnd -= OnSlideShowEnd;
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}
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catch (COMException comEx)
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{
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var hr = (uint)comEx.HResult;
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LogHelper.WriteLogToFile($"取消PPT事件注册时COM异常: {comEx.Message} (HR: 0x{hr:X8})", LogHelper.LogType.Warning);
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}
|
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catch (InvalidCastException)
|
||
{
|
||
// COM对象类型转换失败，通常是因为对象已经被释放
|
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LogHelper.WriteLogToFile("PPT COM对象已被释放，跳过事件注册取消", LogHelper.LogType.Trace);
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
LogHelper.WriteLogToFile($"取消PPT事件注册时发生异常: {ex}", LogHelper.LogType.Warning);
|
||
}
|
||
}, DispatcherPriority.Normal, CancellationToken.None, TimeSpan.FromSeconds(1));
|
||
}
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
LogHelper.WriteLogToFile($"取消PPT事件注册失败: {ex}", LogHelper.LogType.Warning);
|
||
}
|
||
|
||
// 安全释放COM对象
|
||
SafeReleaseComObject(CurrentSlide, "CurrentSlide");
|
||
SafeReleaseComObject(CurrentSlides, "CurrentSlides");
|
||
SafeReleaseComObject(CurrentPresentation, "CurrentPresentation");
|
||
SafeReleaseComObject(PPTApplication, "PPTApplication");
|
||
|
||
// 清理引用
|
||
PPTApplication = null;
|
||
CurrentPresentation = null;
|
||
CurrentSlides = null;
|
||
CurrentSlide = null;
|
||
SlidesCount = 0;
|
||
|
||
// 重新启动连接检查定时器
|
||
_connectionCheckTimer?.Start();
|
||
|
||
// 触发连接断开事件
|
||
PPTConnectionChanged?.Invoke(false);
|
||
|
||
LogHelper.WriteLogToFile("已断开PPT连接", LogHelper.LogType.Event);
|
||
}
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
LogHelper.WriteLogToFile($"断开PPT连接失败: {ex}", LogHelper.LogType.Error);
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// 安全释放COM对象
|
||
/// </summary>
|
||
private void SafeReleaseComObject(object comObject, string objectName)
|
||
{
|
||
try
|
||
{
|
||
if (comObject != null && Marshal.IsComObject(comObject))
|
||
{
|
||
int refCount = Marshal.ReleaseComObject(comObject);
|
||
LogHelper.WriteLogToFile($"已释放COM对象 {objectName}，引用计数: {refCount}", LogHelper.LogType.Trace);
|
||
}
|
||
}
|
||
catch (COMException comEx)
|
||
{
|
||
var hr = (uint)comEx.HResult;
|
||
LogHelper.WriteLogToFile($"释放COM对象 {objectName} 时COM异常: {comEx.Message} (HR: 0x{hr:X8})", LogHelper.LogType.Warning);
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
LogHelper.WriteLogToFile($"释放COM对象 {objectName} 时发生异常: {ex}", LogHelper.LogType.Warning);
|
||
}
|
||
}
|
||
|
||
private void UpdateCurrentPresentationInfo()
|
||
{
|
||
try
|
||
{
|
||
if (PPTApplication != null && Marshal.IsComObject(PPTApplication))
|
||
{
|
||
// 检查是否有活动的演示文稿
|
||
try
|
||
{
|
||
var activePresentation = PPTApplication.ActivePresentation;
|
||
if (activePresentation != null)
|
||
{
|
||
CurrentPresentation = activePresentation;
|
||
CurrentSlides = CurrentPresentation.Slides;
|
||
|
||
// 验证页数读取是否成功
|
||
try
|
||
{
|
||
var slideCount = CurrentSlides.Count;
|
||
if (slideCount > 0)
|
||
{
|
||
SlidesCount = slideCount;
|
||
}
|
||
else
|
||
{
|
||
// 页数为0，可能是空演示文稿或读取失败
|
||
SlidesCount = 0;
|
||
LogHelper.WriteLogToFile("PPT演示文稿页数为0，可能为空演示文稿", LogHelper.LogType.Warning);
|
||
}
|
||
}
|
||
catch (COMException comEx)
|
||
{
|
||
// 页数读取失败
|
||
var hr = (uint)comEx.HResult;
|
||
SlidesCount = 0;
|
||
LogHelper.WriteLogToFile($"读取PPT页数失败: {comEx.Message} (HR: 0x{hr:X8})", LogHelper.LogType.Warning);
|
||
}
|
||
|
||
// 获取当前幻灯片
|
||
try
|
||
{
|
||
if (IsInSlideShow && PPTApplication.SlideShowWindows.Count > 0)
|
||
{
|
||
CurrentSlide = PPTApplication.SlideShowWindows[1].View.Slide;
|
||
}
|
||
else if (PPTApplication.ActiveWindow?.Selection?.SlideRange?.SlideNumber > 0)
|
||
{
|
||
CurrentSlide = CurrentSlides[PPTApplication.ActiveWindow.Selection.SlideRange.SlideNumber];
|
||
}
|
||
else if (SlidesCount > 0)
|
||
{
|
||
// 如果获取失败，使用第一张幻灯片
|
||
CurrentSlide = CurrentSlides[1];
|
||
}
|
||
}
|
||
catch (COMException comEx)
|
||
{
|
||
// COM异常，尝试使用第一张幻灯片
|
||
var hr = (uint)comEx.HResult;
|
||
if (hr != 0x8001010E && hr != 0x80004005)
|
||
{
|
||
LogHelper.WriteLogToFile($"获取当前幻灯片失败: {comEx.Message}", LogHelper.LogType.Warning);
|
||
}
|
||
|
||
if (SlidesCount > 0)
|
||
{
|
||
CurrentSlide = CurrentSlides[1];
|
||
}
|
||
}
|
||
}
|
||
else
|
||
{
|
||
// 没有活动演示文稿，清理状态
|
||
CurrentPresentation = null;
|
||
CurrentSlides = null;
|
||
CurrentSlide = null;
|
||
SlidesCount = 0;
|
||
}
|
||
}
|
||
catch (COMException comEx)
|
||
{
|
||
var hr = (uint)comEx.HResult;
|
||
if (hr == 0x8001010E || hr == 0x80004005)
|
||
{
|
||
// 常见的COM错误，可能是没有活动演示文稿
|
||
CurrentPresentation = null;
|
||
CurrentSlides = null;
|
||
CurrentSlide = null;
|
||
SlidesCount = 0;
|
||
}
|
||
else
|
||
{
|
||
LogHelper.WriteLogToFile($"访问活动演示文稿失败: {comEx}", LogHelper.LogType.Warning);
|
||
}
|
||
}
|
||
}
|
||
else
|
||
{
|
||
// PPT应用程序无效，清理状态
|
||
CurrentPresentation = null;
|
||
CurrentSlides = null;
|
||
CurrentSlide = null;
|
||
SlidesCount = 0;
|
||
}
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
LogHelper.WriteLogToFile($"更新演示文稿信息失败: {ex}", LogHelper.LogType.Error);
|
||
// 发生异常时清理状态
|
||
CurrentPresentation = null;
|
||
CurrentSlides = null;
|
||
CurrentSlide = null;
|
||
SlidesCount = 0;
|
||
}
|
||
}
|
||
#endregion
|
||
|
||
#region Event Handlers
|
||
private void OnPresentationOpen(Presentation pres)
|
||
{
|
||
try
|
||
{
|
||
UpdateCurrentPresentationInfo();
|
||
PresentationOpen?.Invoke(pres);
|
||
LogHelper.WriteLogToFile($"演示文稿已打开: {pres?.Name}", LogHelper.LogType.Event);
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
LogHelper.WriteLogToFile($"处理演示文稿打开事件失败: {ex}", LogHelper.LogType.Error);
|
||
}
|
||
}
|
||
|
||
private void OnPresentationClose(Presentation pres)
|
||
{
|
||
try
|
||
{
|
||
PresentationClose?.Invoke(pres);
|
||
|
||
// 重新启动连接检查
|
||
_connectionCheckTimer?.Start();
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
LogHelper.WriteLogToFile($"处理演示文稿关闭事件失败: {ex}", LogHelper.LogType.Error);
|
||
}
|
||
}
|
||
|
||
private void OnSlideShowBegin(SlideShowWindow wn)
|
||
{
|
||
try
|
||
{
|
||
UpdateCurrentPresentationInfo();
|
||
SlideShowBegin?.Invoke(wn);
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
LogHelper.WriteLogToFile($"处理幻灯片放映开始事件失败: {ex}", LogHelper.LogType.Error);
|
||
}
|
||
}
|
||
|
||
private void OnSlideShowNextSlide(SlideShowWindow wn)
|
||
{
|
||
try
|
||
{
|
||
UpdateCurrentPresentationInfo();
|
||
SlideShowNextSlide?.Invoke(wn);
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
LogHelper.WriteLogToFile($"处理幻灯片切换事件失败: {ex}", LogHelper.LogType.Error);
|
||
}
|
||
}
|
||
|
||
private void OnSlideShowEnd(Presentation pres)
|
||
{
|
||
try
|
||
{
|
||
// 记录WPS进程用于后续管理
|
||
if (IsSupportWPS && PPTApplication != null)
|
||
{
|
||
RecordWpsProcessForManagement();
|
||
}
|
||
|
||
SlideShowEnd?.Invoke(pres);
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
LogHelper.WriteLogToFile($"处理幻灯片放映结束事件失败: {ex}", LogHelper.LogType.Error);
|
||
}
|
||
}
|
||
#endregion
|
||
|
||
#region Public Methods
|
||
public bool TryNavigateToSlide(int slideNumber)
|
||
{
|
||
try
|
||
{
|
||
if (!IsConnected || PPTApplication == null) return false;
|
||
if (!Marshal.IsComObject(PPTApplication)) return false;
|
||
|
||
if (IsInSlideShow && PPTApplication.SlideShowWindows.Count >= 1)
|
||
{
|
||
var slideShowWindow = PPTApplication.SlideShowWindows[1];
|
||
if (slideShowWindow?.View != null)
|
||
{
|
||
slideShowWindow.View.GotoSlide(slideNumber);
|
||
return true;
|
||
}
|
||
}
|
||
else if (CurrentPresentation != null)
|
||
{
|
||
if (CurrentPresentation.Windows?.Count >= 1)
|
||
{
|
||
CurrentPresentation.Windows[1].View.GotoSlide(slideNumber);
|
||
return true;
|
||
}
|
||
}
|
||
return false;
|
||
}
|
||
catch (COMException comEx)
|
||
{
|
||
var hr = (uint)comEx.HResult;
|
||
if (hr == 0x8001010E || hr == 0x80004005)
|
||
{
|
||
// COM对象已失效，触发断开连接
|
||
DisconnectFromPPT();
|
||
}
|
||
LogHelper.WriteLogToFile($"跳转到幻灯片{slideNumber}失败: {comEx.Message}", LogHelper.LogType.Error);
|
||
return false;
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
LogHelper.WriteLogToFile($"跳转到幻灯片{slideNumber}失败: {ex}", LogHelper.LogType.Error);
|
||
return false;
|
||
}
|
||
}
|
||
|
||
public bool TryNavigateNext()
|
||
{
|
||
try
|
||
{
|
||
if (!IsConnected || !IsInSlideShow || PPTApplication == null) return false;
|
||
if (!Marshal.IsComObject(PPTApplication)) return false;
|
||
|
||
var slideShowWindow = PPTApplication.SlideShowWindows[1];
|
||
if (slideShowWindow?.View != null)
|
||
{
|
||
slideShowWindow.Activate();
|
||
slideShowWindow.View.Next();
|
||
return true;
|
||
}
|
||
return false;
|
||
}
|
||
catch (COMException comEx)
|
||
{
|
||
var hr = (uint)comEx.HResult;
|
||
if (hr == 0x8001010E || hr == 0x80004005)
|
||
{
|
||
// COM对象已失效，触发断开连接
|
||
DisconnectFromPPT();
|
||
}
|
||
LogHelper.WriteLogToFile($"切换到下一页失败: {comEx.Message}", LogHelper.LogType.Error);
|
||
return false;
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
LogHelper.WriteLogToFile($"切换到下一页失败: {ex}", LogHelper.LogType.Error);
|
||
return false;
|
||
}
|
||
}
|
||
|
||
public bool TryNavigatePrevious()
|
||
{
|
||
try
|
||
{
|
||
if (!IsConnected || !IsInSlideShow || PPTApplication == null) return false;
|
||
if (!Marshal.IsComObject(PPTApplication)) return false;
|
||
|
||
var slideShowWindow = PPTApplication.SlideShowWindows[1];
|
||
if (slideShowWindow?.View != null)
|
||
{
|
||
slideShowWindow.Activate();
|
||
slideShowWindow.View.Previous();
|
||
return true;
|
||
}
|
||
return false;
|
||
}
|
||
catch (COMException comEx)
|
||
{
|
||
var hr = (uint)comEx.HResult;
|
||
if (hr == 0x8001010E || hr == 0x80004005)
|
||
{
|
||
// COM对象已失效，触发断开连接
|
||
DisconnectFromPPT();
|
||
}
|
||
LogHelper.WriteLogToFile($"切换到上一页失败: {comEx.Message}", LogHelper.LogType.Error);
|
||
return false;
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
LogHelper.WriteLogToFile($"切换到上一页失败: {ex}", LogHelper.LogType.Error);
|
||
return false;
|
||
}
|
||
}
|
||
|
||
public bool TryEndSlideShow()
|
||
{
|
||
try
|
||
{
|
||
if (!IsConnected || !IsInSlideShow || PPTApplication == null) return false;
|
||
if (!Marshal.IsComObject(PPTApplication)) return false;
|
||
|
||
var slideShowWindow = PPTApplication.SlideShowWindows[1];
|
||
if (slideShowWindow?.View != null)
|
||
{
|
||
slideShowWindow.View.Exit();
|
||
return true;
|
||
}
|
||
return false;
|
||
}
|
||
catch (COMException comEx)
|
||
{
|
||
var hr = (uint)comEx.HResult;
|
||
if (hr == 0x8001010E || hr == 0x80004005)
|
||
{
|
||
// COM对象已失效，触发断开连接
|
||
DisconnectFromPPT();
|
||
}
|
||
LogHelper.WriteLogToFile($"结束幻灯片放映失败: {comEx.Message}", LogHelper.LogType.Error);
|
||
return false;
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
LogHelper.WriteLogToFile($"结束幻灯片放映失败: {ex}", LogHelper.LogType.Error);
|
||
return false;
|
||
}
|
||
}
|
||
|
||
public bool TryStartSlideShow()
|
||
{
|
||
try
|
||
{
|
||
if (!IsConnected || CurrentPresentation == null || PPTApplication == null) return false;
|
||
if (!Marshal.IsComObject(PPTApplication) || !Marshal.IsComObject(CurrentPresentation)) return false;
|
||
|
||
CurrentPresentation.SlideShowSettings.Run();
|
||
return true;
|
||
}
|
||
catch (COMException comEx)
|
||
{
|
||
var hr = (uint)comEx.HResult;
|
||
if (hr == 0x8001010E || hr == 0x80004005)
|
||
{
|
||
// COM对象已失效，触发断开连接
|
||
DisconnectFromPPT();
|
||
}
|
||
LogHelper.WriteLogToFile($"开始幻灯片放映失败: {comEx.Message}", LogHelper.LogType.Error);
|
||
return false;
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
LogHelper.WriteLogToFile($"开始幻灯片放映失败: {ex}", LogHelper.LogType.Error);
|
||
return false;
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// 获取当前活跃的演示文稿（用于多窗口墨迹分离）
|
||
/// </summary>
|
||
public Presentation GetCurrentActivePresentation()
|
||
{
|
||
try
|
||
{
|
||
if (!IsConnected || PPTApplication == null) return null;
|
||
if (!Marshal.IsComObject(PPTApplication)) return null;
|
||
|
||
// 如果在放映模式，获取放映窗口的演示文稿
|
||
if (IsInSlideShow && PPTApplication.SlideShowWindows.Count > 0)
|
||
{
|
||
try
|
||
{
|
||
var slideShowWindow = PPTApplication.SlideShowWindows[1];
|
||
if (slideShowWindow?.View != null)
|
||
{
|
||
return (Presentation)slideShowWindow.View.Slide.Parent;
|
||
}
|
||
}
|
||
catch (COMException comEx)
|
||
{
|
||
var hr = (uint)comEx.HResult;
|
||
if (hr == 0x80048240) // Integer out of range
|
||
{
|
||
// 放映窗口已不存在，返回null
|
||
return null;
|
||
}
|
||
throw; // 重新抛出其他COM异常
|
||
}
|
||
}
|
||
|
||
// 如果不在放映模式，获取活动窗口的演示文稿
|
||
if (PPTApplication.ActiveWindow?.Presentation != null)
|
||
{
|
||
return PPTApplication.ActiveWindow.Presentation;
|
||
}
|
||
|
||
// 如果没有活动窗口，返回当前演示文稿
|
||
return CurrentPresentation;
|
||
}
|
||
catch (COMException comEx)
|
||
{
|
||
var hr = (uint)comEx.HResult;
|
||
if (hr == 0x8001010E || hr == 0x80004005)
|
||
{
|
||
// COM对象已失效，触发断开连接
|
||
DisconnectFromPPT();
|
||
}
|
||
LogHelper.WriteLogToFile($"获取当前活跃演示文稿失败: {comEx.Message}", LogHelper.LogType.Warning);
|
||
return CurrentPresentation;
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
LogHelper.WriteLogToFile($"获取当前活跃演示文稿失败: {ex}", LogHelper.LogType.Error);
|
||
return CurrentPresentation;
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// 获取当前幻灯片编号
|
||
/// </summary>
|
||
public int GetCurrentSlideNumber()
|
||
{
|
||
try
|
||
{
|
||
if (!IsConnected || PPTApplication == null) return 0;
|
||
if (!Marshal.IsComObject(PPTApplication)) return 0;
|
||
|
||
// 如果在放映模式，获取放映窗口的当前幻灯片编号
|
||
if (IsInSlideShow && PPTApplication.SlideShowWindows.Count > 0)
|
||
{
|
||
var slideShowWindow = PPTApplication.SlideShowWindows[1];
|
||
if (slideShowWindow?.View != null)
|
||
{
|
||
return slideShowWindow.View.CurrentShowPosition;
|
||
}
|
||
}
|
||
|
||
// 如果不在放映模式，获取活动窗口的当前幻灯片编号
|
||
if (PPTApplication.ActiveWindow?.Selection?.SlideRange?.SlideNumber > 0)
|
||
{
|
||
return PPTApplication.ActiveWindow.Selection.SlideRange.SlideNumber;
|
||
}
|
||
|
||
// 如果CurrentSlide存在，尝试获取其编号
|
||
if (CurrentSlide != null && Marshal.IsComObject(CurrentSlide))
|
||
{
|
||
return CurrentSlide.SlideNumber;
|
||
}
|
||
|
||
return 0;
|
||
}
|
||
catch (COMException comEx)
|
||
{
|
||
var hr = (uint)comEx.HResult;
|
||
if (hr == 0x8001010E || hr == 0x80004005)
|
||
{
|
||
// COM对象已失效，触发断开连接
|
||
DisconnectFromPPT();
|
||
}
|
||
return 0;
|
||
}
|
||
catch (Exception)
|
||
{
|
||
return 0;
|
||
}
|
||
}
|
||
|
||
public string GetPresentationName()
|
||
{
|
||
try
|
||
{
|
||
if (CurrentPresentation == null || !Marshal.IsComObject(CurrentPresentation)) return "";
|
||
|
||
return CurrentPresentation.Name ?? "";
|
||
}
|
||
catch (COMException comEx)
|
||
{
|
||
var hr = (uint)comEx.HResult;
|
||
if (hr == 0x8001010E || hr == 0x80004005)
|
||
{
|
||
// COM对象已失效，触发断开连接
|
||
DisconnectFromPPT();
|
||
}
|
||
LogHelper.WriteLogToFile($"获取演示文稿名称失败: {comEx.Message}", LogHelper.LogType.Warning);
|
||
return "";
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
LogHelper.WriteLogToFile($"获取演示文稿名称失败: {ex}", LogHelper.LogType.Error);
|
||
return "";
|
||
}
|
||
}
|
||
|
||
public string GetPresentationPath()
|
||
{
|
||
try
|
||
{
|
||
if (CurrentPresentation == null || !Marshal.IsComObject(CurrentPresentation)) return "";
|
||
|
||
return CurrentPresentation.FullName ?? "";
|
||
}
|
||
catch (COMException comEx)
|
||
{
|
||
var hr = (uint)comEx.HResult;
|
||
if (hr == 0x8001010E || hr == 0x80004005)
|
||
{
|
||
// COM对象已失效，触发断开连接
|
||
DisconnectFromPPT();
|
||
}
|
||
LogHelper.WriteLogToFile($"获取演示文稿路径失败: {comEx.Message}", LogHelper.LogType.Warning);
|
||
return "";
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
LogHelper.WriteLogToFile($"获取演示文稿路径失败: {ex}", LogHelper.LogType.Error);
|
||
return "";
|
||
}
|
||
}
|
||
|
||
public bool TryShowSlideNavigation()
|
||
{
|
||
try
|
||
{
|
||
LogHelper.WriteLogToFile($"尝试显示幻灯片导航 - 连接状态: {IsConnected}, 放映状态: {IsInSlideShow}", LogHelper.LogType.Trace);
|
||
|
||
if (!IsConnected || !IsInSlideShow || PPTApplication == null)
|
||
{
|
||
LogHelper.WriteLogToFile("PPT未连接或未在放映状态", LogHelper.LogType.Warning);
|
||
return false;
|
||
}
|
||
|
||
if (!Marshal.IsComObject(PPTApplication))
|
||
{
|
||
LogHelper.WriteLogToFile("PPT应用程序COM对象无效", LogHelper.LogType.Warning);
|
||
return false;
|
||
}
|
||
|
||
var slideShowWindow = PPTApplication.SlideShowWindows[1];
|
||
if (slideShowWindow == null)
|
||
{
|
||
LogHelper.WriteLogToFile("幻灯片放映窗口为空", LogHelper.LogType.Warning);
|
||
return false;
|
||
}
|
||
|
||
// 检查是否为WPS，WPS可能不支持SlideNavigation
|
||
try
|
||
{
|
||
if (slideShowWindow.SlideNavigation != null)
|
||
{
|
||
slideShowWindow.SlideNavigation.Visible = true;
|
||
LogHelper.WriteLogToFile("成功显示幻灯片导航（PowerPoint模式）", LogHelper.LogType.Event);
|
||
return true;
|
||
}
|
||
|
||
LogHelper.WriteLogToFile("SlideNavigation对象为空，可能是WPS不支持此功能", LogHelper.LogType.Warning);
|
||
return false;
|
||
}
|
||
catch (COMException comEx)
|
||
{
|
||
var hr = (uint)comEx.HResult;
|
||
// 0x80020006: 未知名称 - WPS可能不支持SlideNavigation
|
||
if (hr == 0x80020006)
|
||
{
|
||
LogHelper.WriteLogToFile("WPS不支持SlideNavigation功能", LogHelper.LogType.Warning);
|
||
return false;
|
||
}
|
||
throw; // 重新抛出其他COM异常
|
||
}
|
||
}
|
||
catch (COMException comEx)
|
||
{
|
||
var hr = (uint)comEx.HResult;
|
||
if (hr == 0x8001010E || hr == 0x80004005)
|
||
{
|
||
// COM对象已失效，触发断开连接
|
||
DisconnectFromPPT();
|
||
}
|
||
LogHelper.WriteLogToFile($"显示幻灯片导航COM异常: {comEx.Message} (HRESULT: 0x{hr:X8})", LogHelper.LogType.Error);
|
||
return false;
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
LogHelper.WriteLogToFile($"显示幻灯片导航失败: {ex}", LogHelper.LogType.Error);
|
||
return false;
|
||
}
|
||
}
|
||
#endregion
|
||
|
||
#region WPS Process Management
|
||
private void RecordWpsProcessForManagement()
|
||
{
|
||
if (!IsSupportWPS || PPTApplication == null) return;
|
||
|
||
try
|
||
{
|
||
Process wpsProcess = null;
|
||
|
||
// 方法1：通过应用程序路径检测
|
||
if (PPTApplication.Path.Contains("Kingsoft\\WPS Office\\") ||
|
||
PPTApplication.Path.Contains("WPS Office\\"))
|
||
{
|
||
uint processId;
|
||
GetWindowThreadProcessId((IntPtr)PPTApplication.HWND, out processId);
|
||
wpsProcess = Process.GetProcessById((int)processId);
|
||
}
|
||
|
||
// 方法2：通过前台窗口检测
|
||
if (wpsProcess == null)
|
||
{
|
||
var foregroundWpsWindow = GetForegroundWpsWindow();
|
||
if (foregroundWpsWindow != null)
|
||
{
|
||
wpsProcess = Process.GetProcessById((int)foregroundWpsWindow.ProcessId);
|
||
}
|
||
}
|
||
|
||
// 方法3：通过进程名检测
|
||
if (wpsProcess == null)
|
||
{
|
||
var wpsProcesses = GetWpsProcesses();
|
||
if (wpsProcesses.Count > 0)
|
||
{
|
||
wpsProcess = wpsProcesses.First();
|
||
}
|
||
}
|
||
|
||
if (wpsProcess != null)
|
||
{
|
||
_wpsProcess = wpsProcess;
|
||
_hasWpsProcessId = true;
|
||
_wpsProcessRecordTime = DateTime.Now;
|
||
_wpsProcessCheckCount = 0;
|
||
LogHelper.WriteLogToFile($"成功记录 WPS 进程 ID: {wpsProcess.Id}", LogHelper.LogType.Trace);
|
||
|
||
StartWpsProcessCheckTimer();
|
||
}
|
||
else
|
||
{
|
||
LogHelper.WriteLogToFile("未能检测到WPS进程", LogHelper.LogType.Warning);
|
||
}
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
LogHelper.WriteLogToFile($"记录WPS进程失败: {ex}", LogHelper.LogType.Error);
|
||
}
|
||
}
|
||
|
||
private void StartWpsProcessCheckTimer()
|
||
{
|
||
if (!IsSupportWPS) return;
|
||
|
||
if (_wpsProcessCheckTimer != null)
|
||
{
|
||
_wpsProcessCheckTimer.Stop();
|
||
_wpsProcessCheckTimer.Dispose();
|
||
}
|
||
|
||
// 增加检查间隔到2秒，减少性能开销
|
||
_wpsProcessCheckTimer = new Timer(2000);
|
||
_wpsProcessCheckTimer.Elapsed += OnWpsProcessCheckTimerElapsed;
|
||
_wpsProcessCheckTimer.Start();
|
||
LogHelper.WriteLogToFile("启动 WPS 进程检测定时器", LogHelper.LogType.Trace);
|
||
}
|
||
|
||
private void OnWpsProcessCheckTimerElapsed(object sender, ElapsedEventArgs e)
|
||
{
|
||
if (!IsSupportWPS)
|
||
{
|
||
StopWpsProcessCheckTimer();
|
||
return;
|
||
}
|
||
|
||
try
|
||
{
|
||
if (_wpsProcess == null || !_hasWpsProcessId)
|
||
{
|
||
StopWpsProcessCheckTimer();
|
||
return;
|
||
}
|
||
|
||
_wpsProcess.Refresh();
|
||
_wpsProcessCheckCount++;
|
||
|
||
if (_wpsProcess.HasExited)
|
||
{
|
||
LogHelper.WriteLogToFile("WPS 进程已正常关闭", LogHelper.LogType.Trace);
|
||
StopWpsProcessCheckTimer();
|
||
return;
|
||
}
|
||
|
||
|
||
// 检查前台WPS窗口是否存在
|
||
bool isForegroundWpsWindowActive = IsForegroundWpsWindowStillActiveOptimized();
|
||
|
||
if (isForegroundWpsWindowActive)
|
||
{
|
||
if (_wpsProcessCheckCount % 5 == 0) // 每10秒记录一次日志
|
||
{
|
||
LogHelper.WriteLogToFile($"WPS窗口仍然活跃，继续监控（已检查{_wpsProcessCheckCount}次）", LogHelper.LogType.Trace);
|
||
}
|
||
return;
|
||
}
|
||
|
||
// 多重验证确保准确性
|
||
if (!PerformMultipleWpsWindowChecks())
|
||
{
|
||
LogHelper.WriteLogToFile("多重验证显示WPS窗口仍然存在，跳过查杀", LogHelper.LogType.Trace);
|
||
return;
|
||
}
|
||
|
||
// 前台窗口已消失，准备结束WPS进程
|
||
LogHelper.WriteLogToFile("多重验证确认WPS窗口已消失，准备结束WPS进程", LogHelper.LogType.Event);
|
||
|
||
// 安全结束WPS进程
|
||
SafeTerminateWpsProcess();
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
LogHelper.WriteLogToFile($"WPS 进程检测失败: {ex}", LogHelper.LogType.Error);
|
||
StopWpsProcessCheckTimer();
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// 前台WPS窗口检测
|
||
/// </summary>
|
||
private bool IsForegroundWpsWindowStillActiveOptimized()
|
||
{
|
||
try
|
||
{
|
||
// 快速检查：直接检查前台窗口
|
||
var foregroundWindow = GetForegroundWindow();
|
||
if (foregroundWindow == IntPtr.Zero) return false;
|
||
|
||
// 获取前台窗口的进程ID
|
||
uint processId;
|
||
GetWindowThreadProcessId(foregroundWindow, out processId);
|
||
|
||
// 如果前台窗口就是我们监控的WPS进程，则认为仍然活跃
|
||
if (processId == _wpsProcess?.Id)
|
||
{
|
||
return true;
|
||
}
|
||
|
||
// 检查是否为WPS相关窗口
|
||
var windowInfo = GetWindowInfo(foregroundWindow);
|
||
return IsWpsWindow(windowInfo);
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
LogHelper.WriteLogToFile($"WPS窗口检测失败: {ex}", LogHelper.LogType.Error);
|
||
return false;
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// 多重验证WPS窗口状态，确保查杀准确性
|
||
/// </summary>
|
||
private bool PerformMultipleWpsWindowChecks()
|
||
{
|
||
try
|
||
{
|
||
// 第一重验证：等待1秒后再次检查
|
||
Thread.Sleep(1000);
|
||
if (IsForegroundWpsWindowStillActiveOptimized())
|
||
{
|
||
LogHelper.WriteLogToFile("第一重验证：WPS窗口仍然存在", LogHelper.LogType.Trace);
|
||
return false;
|
||
}
|
||
|
||
// 第二重验证：检查所有WPS进程的窗口
|
||
var wpsProcesses = GetWpsProcesses();
|
||
foreach (var process in wpsProcesses)
|
||
{
|
||
if (process.Id == _wpsProcess?.Id) continue; // 跳过当前监控的进程
|
||
|
||
var windows = GetWpsWindowsByProcess(process.Id);
|
||
if (windows.Any(w => w.IsVisible && !w.IsMinimized))
|
||
{
|
||
LogHelper.WriteLogToFile($"第二重验证：发现其他WPS进程{process.Id}有活跃窗口", LogHelper.LogType.Trace);
|
||
return false;
|
||
}
|
||
}
|
||
|
||
// 第三重验证：检查任务栏中的WPS窗口
|
||
if (HasWpsWindowInTaskbar())
|
||
{
|
||
LogHelper.WriteLogToFile("第三重验证：任务栏中仍有WPS窗口", LogHelper.LogType.Trace);
|
||
return false;
|
||
}
|
||
|
||
LogHelper.WriteLogToFile("多重验证完成：确认WPS窗口已全部消失", LogHelper.LogType.Event);
|
||
return true;
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
LogHelper.WriteLogToFile($"多重验证失败: {ex}", LogHelper.LogType.Error);
|
||
return false; // 出错时保守处理，不进行查杀
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// 检查任务栏中是否有WPS窗口
|
||
/// </summary>
|
||
private bool HasWpsWindowInTaskbar()
|
||
{
|
||
try
|
||
{
|
||
var allWindows = new List<WpsWindowInfo>();
|
||
|
||
EnumWindows((hWnd, lParam) =>
|
||
{
|
||
try
|
||
{
|
||
if (IsWindow(hWnd) && IsWindowVisible(hWnd))
|
||
{
|
||
var windowInfo = GetWindowInfo(hWnd);
|
||
if (IsWpsWindow(windowInfo) && !string.IsNullOrEmpty(windowInfo.Title))
|
||
{
|
||
allWindows.Add(windowInfo);
|
||
}
|
||
}
|
||
}
|
||
catch { }
|
||
return true;
|
||
}, IntPtr.Zero);
|
||
|
||
return allWindows.Count > 0;
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
LogHelper.WriteLogToFile($"检查任务栏WPS窗口失败: {ex}", LogHelper.LogType.Error);
|
||
return true; // 出错时保守处理，认为仍有窗口
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// 安全地结束WPS进程 - 通过释放PPTCOM对象
|
||
/// </summary>
|
||
private void SafeTerminateWpsProcess()
|
||
{
|
||
try
|
||
{
|
||
if (_wpsProcess == null || _wpsProcess.HasExited)
|
||
{
|
||
LogHelper.WriteLogToFile("WPS进程已经结束，无需查杀", LogHelper.LogType.Trace);
|
||
StopWpsProcessCheckTimer();
|
||
return;
|
||
}
|
||
|
||
LogHelper.WriteLogToFile($"开始通过释放PPTCOM对象安全结束WPS进程 (PID: {_wpsProcess.Id})", LogHelper.LogType.Event);
|
||
|
||
// 第一步：释放 pptActWindow 对象（SlideShowWindow）
|
||
SlideShowWindow pptActWindow = null;
|
||
try
|
||
{
|
||
if (PPTApplication != null && Marshal.IsComObject(PPTApplication))
|
||
{
|
||
if (PPTApplication.SlideShowWindows?.Count > 0)
|
||
{
|
||
pptActWindow = PPTApplication.SlideShowWindows[1];
|
||
}
|
||
}
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
LogHelper.WriteLogToFile($"获取SlideShowWindow对象时发生异常: {ex}", LogHelper.LogType.Warning);
|
||
}
|
||
|
||
if (pptActWindow != null)
|
||
{
|
||
Marshal.ReleaseComObject(pptActWindow);
|
||
pptActWindow = null;
|
||
LogHelper.WriteLogToFile("已释放pptActWindow对象", LogHelper.LogType.Trace);
|
||
}
|
||
|
||
// 第二步：释放 pptActDoc 对象（CurrentPresentation）
|
||
Presentation pptActDoc = CurrentPresentation;
|
||
if (pptActDoc != null)
|
||
{
|
||
Marshal.ReleaseComObject(pptActDoc);
|
||
pptActDoc = null;
|
||
CurrentPresentation = null;
|
||
LogHelper.WriteLogToFile("已释放pptActDoc对象", LogHelper.LogType.Trace);
|
||
}
|
||
|
||
// 第三步：释放 pptApp 对象（PPTApplication）
|
||
Microsoft.Office.Interop.PowerPoint.Application pptApp = PPTApplication;
|
||
if (pptApp != null)
|
||
{
|
||
Marshal.ReleaseComObject(pptApp);
|
||
pptApp = null;
|
||
PPTApplication = null;
|
||
LogHelper.WriteLogToFile("已释放pptApp对象", LogHelper.LogType.Trace);
|
||
}
|
||
|
||
// 第四步：强制垃圾回收及等待终结器执行
|
||
LogHelper.WriteLogToFile("执行强制垃圾回收", LogHelper.LogType.Trace);
|
||
GC.Collect();
|
||
GC.WaitForPendingFinalizers();
|
||
|
||
// 等待一段时间让COM对象完全释放
|
||
Thread.Sleep(1000);
|
||
|
||
// 检查进程是否已经结束
|
||
try
|
||
{
|
||
_wpsProcess.Refresh();
|
||
if (_wpsProcess.HasExited)
|
||
{
|
||
LogHelper.WriteLogToFile("WPS进程已通过COM对象释放成功结束", LogHelper.LogType.Event);
|
||
StopWpsProcessCheckTimer();
|
||
return;
|
||
}
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
LogHelper.WriteLogToFile($"检查WPS进程状态失败: {ex}", LogHelper.LogType.Warning);
|
||
}
|
||
|
||
// 备用方案：如果COM对象释放后进程仍未结束，尝试关闭
|
||
try
|
||
{
|
||
LogHelper.WriteLogToFile("COM对象释放后进程仍在运行，尝试关闭", LogHelper.LogType.Warning);
|
||
_wpsProcess.CloseMainWindow();
|
||
if (_wpsProcess.WaitForExit(3000)) // 等待3秒
|
||
{
|
||
LogHelper.WriteLogToFile("WPS进程已关闭", LogHelper.LogType.Event);
|
||
StopWpsProcessCheckTimer();
|
||
return;
|
||
}
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
LogHelper.WriteLogToFile($"关闭WPS进程失败: {ex}", LogHelper.LogType.Warning);
|
||
}
|
||
|
||
// 最后备用方案：强制结束进程
|
||
try
|
||
{
|
||
if (!_wpsProcess.HasExited)
|
||
{
|
||
LogHelper.WriteLogToFile("所有方法都失败，强制结束WPS进程", LogHelper.LogType.Warning);
|
||
_wpsProcess.Kill();
|
||
LogHelper.WriteLogToFile("WPS进程已强制结束", LogHelper.LogType.Event);
|
||
}
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
LogHelper.WriteLogToFile($"强制结束WPS进程失败: {ex}", LogHelper.LogType.Error);
|
||
}
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
LogHelper.WriteLogToFile($"安全结束WPS进程时发生异常: {ex}", LogHelper.LogType.Error);
|
||
}
|
||
finally
|
||
{
|
||
// 确保清理状态
|
||
if (CurrentSlide != null && Marshal.IsComObject(CurrentSlide))
|
||
{
|
||
try { Marshal.ReleaseComObject(CurrentSlide); } catch { }
|
||
}
|
||
if (CurrentSlides != null && Marshal.IsComObject(CurrentSlides))
|
||
{
|
||
try { Marshal.ReleaseComObject(CurrentSlides); } catch { }
|
||
}
|
||
if (CurrentPresentation != null && Marshal.IsComObject(CurrentPresentation))
|
||
{
|
||
try { Marshal.ReleaseComObject(CurrentPresentation); } catch { }
|
||
}
|
||
if (PPTApplication != null && Marshal.IsComObject(PPTApplication))
|
||
{
|
||
try { Marshal.ReleaseComObject(PPTApplication); } catch { }
|
||
}
|
||
|
||
CurrentSlide = null;
|
||
CurrentSlides = null;
|
||
CurrentPresentation = null;
|
||
PPTApplication = null;
|
||
SlidesCount = 0;
|
||
StopWpsProcessCheckTimer();
|
||
|
||
// 重新启动连接检查定时器，以便能够检测新的WPS实例
|
||
_connectionCheckTimer?.Start();
|
||
|
||
// 触发连接断开事件
|
||
PPTConnectionChanged?.Invoke(false);
|
||
|
||
LogHelper.WriteLogToFile("WPS进程结束后已清理所有COM对象并重启连接检查", LogHelper.LogType.Event);
|
||
}
|
||
}
|
||
|
||
|
||
|
||
private void StopWpsProcessCheckTimer()
|
||
{
|
||
if (_wpsProcessCheckTimer != null)
|
||
{
|
||
_wpsProcessCheckTimer.Stop();
|
||
_wpsProcessCheckTimer.Dispose();
|
||
_wpsProcessCheckTimer = null;
|
||
}
|
||
|
||
_wpsProcess = null;
|
||
_hasWpsProcessId = false;
|
||
_wpsProcessRecordTime = DateTime.MinValue;
|
||
_wpsProcessCheckCount = 0;
|
||
_lastForegroundWpsWindow = null;
|
||
_lastWindowCheckTime = DateTime.MinValue;
|
||
LogHelper.WriteLogToFile("停止 WPS 进程检测定时器", LogHelper.LogType.Trace);
|
||
}
|
||
#endregion
|
||
|
||
#region WPS Window Detection
|
||
[DllImport("user32.dll")]
|
||
private static extern uint GetWindowThreadProcessId(IntPtr hWnd, out uint lpdwProcessId);
|
||
|
||
[DllImport("user32.dll")]
|
||
private static extern bool EnumWindows(EnumWindowsProc lpEnumFunc, IntPtr lParam);
|
||
|
||
[DllImport("user32.dll")]
|
||
private static extern int GetWindowText(IntPtr hWnd, StringBuilder lpString, int nMaxCount);
|
||
|
||
[DllImport("user32.dll")]
|
||
[return: MarshalAs(UnmanagedType.Bool)]
|
||
private static extern bool IsWindowVisible(IntPtr hWnd);
|
||
|
||
[DllImport("user32.dll")]
|
||
private static extern bool IsIconic(IntPtr hWnd);
|
||
|
||
[DllImport("user32.dll")]
|
||
private static extern bool IsZoomed(IntPtr hWnd);
|
||
|
||
[DllImport("user32.dll")]
|
||
private static extern IntPtr GetForegroundWindow();
|
||
|
||
[DllImport("user32.dll")]
|
||
private static extern bool IsWindow(IntPtr hWnd);
|
||
|
||
[DllImport("user32.dll")]
|
||
private static extern bool GetWindowRect(IntPtr hWnd, out RECT lpRect);
|
||
|
||
[StructLayout(LayoutKind.Sequential)]
|
||
public struct RECT
|
||
{
|
||
public int Left;
|
||
public int Top;
|
||
public int Right;
|
||
public int Bottom;
|
||
|
||
public int Width => Right - Left;
|
||
public int Height => Bottom - Top;
|
||
}
|
||
|
||
[DllImport("user32.dll", CharSet = CharSet.Auto, SetLastError = true)]
|
||
private static extern int GetClassName(IntPtr hWnd, StringBuilder lpClassName, int nMaxCount);
|
||
|
||
private delegate bool EnumWindowsProc(IntPtr hWnd, IntPtr lParam);
|
||
|
||
private class WpsWindowInfo
|
||
{
|
||
public IntPtr Handle { get; set; }
|
||
public string Title { get; set; }
|
||
public string ClassName { get; set; }
|
||
public bool IsVisible { get; set; }
|
||
public bool IsMinimized { get; set; }
|
||
public bool IsMaximized { get; set; }
|
||
public RECT Rect { get; set; }
|
||
public uint ProcessId { get; set; }
|
||
public string ProcessName { get; set; }
|
||
}
|
||
|
||
private WpsWindowInfo GetForegroundWpsWindow()
|
||
{
|
||
try
|
||
{
|
||
var foregroundHwnd = GetForegroundWindow();
|
||
if (foregroundHwnd != IntPtr.Zero && IsWindow(foregroundHwnd))
|
||
{
|
||
var windowInfo = GetWindowInfo(foregroundHwnd);
|
||
if (IsWpsWindow(windowInfo))
|
||
{
|
||
return windowInfo;
|
||
}
|
||
}
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
LogHelper.WriteLogToFile($"获取前台WPS窗口失败: {ex}", LogHelper.LogType.Error);
|
||
}
|
||
return null;
|
||
}
|
||
|
||
private WpsWindowInfo GetWindowInfo(IntPtr hWnd)
|
||
{
|
||
var windowInfo = new WpsWindowInfo
|
||
{
|
||
Handle = hWnd,
|
||
IsVisible = IsWindowVisible(hWnd),
|
||
IsMinimized = IsIconic(hWnd),
|
||
IsMaximized = IsZoomed(hWnd)
|
||
};
|
||
|
||
// 获取窗口标题
|
||
var windowTitle = new StringBuilder(256);
|
||
GetWindowText(hWnd, windowTitle, 256);
|
||
windowInfo.Title = windowTitle.ToString().Trim();
|
||
|
||
// 获取窗口类名
|
||
var className = new StringBuilder(256);
|
||
GetClassName(hWnd, className, 256);
|
||
windowInfo.ClassName = className.ToString().Trim();
|
||
|
||
// 获取窗口位置
|
||
GetWindowRect(hWnd, out RECT rect);
|
||
windowInfo.Rect = rect;
|
||
|
||
// 获取进程ID
|
||
uint processId;
|
||
GetWindowThreadProcessId(hWnd, out processId);
|
||
windowInfo.ProcessId = processId;
|
||
|
||
// 获取进程名
|
||
windowInfo.ProcessName = "";
|
||
try
|
||
{
|
||
var proc = Process.GetProcessById((int)processId);
|
||
windowInfo.ProcessName = proc.ProcessName.ToLower();
|
||
}
|
||
catch { }
|
||
|
||
return windowInfo;
|
||
}
|
||
|
||
private bool IsWpsWindow(WpsWindowInfo windowInfo)
|
||
{
|
||
if (string.IsNullOrEmpty(windowInfo.Title) && string.IsNullOrEmpty(windowInfo.ClassName))
|
||
return false;
|
||
|
||
var title = windowInfo.Title.ToLower();
|
||
var className = windowInfo.ClassName.ToLower();
|
||
var processName = windowInfo.ProcessName ?? "";
|
||
|
||
// WPS相关关键词
|
||
var wpsKeywords = new[] { "wps", "wpp", "kingsoft", "金山", "wps演示", "wps presentation", "wps office", "kingsoft office" };
|
||
// 微软Office相关进程名
|
||
var msOfficeProcess = new[] { "powerpnt", "excel", "word", "onenote", "outlook", "microsoftoffice", "office" };
|
||
|
||
// 只要进程名是微软Office，直接排除
|
||
if (msOfficeProcess.Any(keyword => processName.Contains(keyword)))
|
||
return false;
|
||
|
||
// 只要进程名是WPS/WPP/Kingsoft，直接通过
|
||
if (wpsKeywords.Any(keyword => processName.Contains(keyword)))
|
||
return true;
|
||
|
||
// 标题或类名包含WPS相关关键词
|
||
bool hasWpsTitle = wpsKeywords.Any(keyword => title.Contains(keyword));
|
||
bool hasWpsClass = wpsKeywords.Any(keyword => className.Contains(keyword));
|
||
bool isWpsClass = className.Contains("wps") || className.Contains("kingsoft") || className.Contains("wpp");
|
||
bool hasValidSize = (windowInfo.Rect.Right - windowInfo.Rect.Left) > 0 && (windowInfo.Rect.Bottom - windowInfo.Rect.Top) > 0;
|
||
|
||
return (hasWpsTitle || hasWpsClass || isWpsClass) && hasValidSize;
|
||
}
|
||
|
||
private List<Process> GetWpsProcesses()
|
||
{
|
||
var wpsProcesses = new List<Process>();
|
||
try
|
||
{
|
||
var allProcesses = Process.GetProcesses();
|
||
foreach (var process in allProcesses)
|
||
{
|
||
try
|
||
{
|
||
var pname = process.ProcessName.ToLower();
|
||
|
||
// 精确的WPS进程名匹配，避免误杀
|
||
var exactWpsNames = new[] { "wps", "wpp", "et", "wpspdf", "wpsoffice" };
|
||
var microsoftOfficeNames = new[] { "powerpnt", "excel", "word", "onenote", "outlook", "winword", "msaccess" };
|
||
|
||
// 排除微软Office进程
|
||
if (microsoftOfficeNames.Any(name => pname.Contains(name)))
|
||
{
|
||
continue;
|
||
}
|
||
|
||
// 精确匹配WPS进程名
|
||
bool isWpsProcess = exactWpsNames.Any(name => pname.Equals(name) || pname.StartsWith(name + "."));
|
||
|
||
// 额外验证：检查进程路径
|
||
if (isWpsProcess)
|
||
{
|
||
try
|
||
{
|
||
var processPath = process.MainModule?.FileName?.ToLower() ?? "";
|
||
if (processPath.Contains("kingsoft") || processPath.Contains("wps office"))
|
||
{
|
||
wpsProcesses.Add(process);
|
||
LogHelper.WriteLogToFile($"检测到WPS进程: {process.ProcessName} (PID: {process.Id})", LogHelper.LogType.Trace);
|
||
}
|
||
}
|
||
catch
|
||
{
|
||
// 无法访问进程路径时，基于进程名判断
|
||
if (exactWpsNames.Contains(pname))
|
||
{
|
||
wpsProcesses.Add(process);
|
||
LogHelper.WriteLogToFile($"基于进程名检测到WPS进程: {process.ProcessName} (PID: {process.Id})", LogHelper.LogType.Trace);
|
||
}
|
||
}
|
||
}
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
LogHelper.WriteLogToFile($"检查进程{process.ProcessName}失败: {ex}", LogHelper.LogType.Error);
|
||
}
|
||
}
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
LogHelper.WriteLogToFile($"获取WPS进程失败: {ex}", LogHelper.LogType.Error);
|
||
}
|
||
|
||
LogHelper.WriteLogToFile($"共检测到{wpsProcesses.Count}个WPS进程", LogHelper.LogType.Trace);
|
||
return wpsProcesses;
|
||
}
|
||
|
||
private bool IsForegroundWpsWindowStillActive()
|
||
{
|
||
try
|
||
{
|
||
var currentTime = DateTime.Now;
|
||
var currentForegroundWindow = GetForegroundWpsWindow();
|
||
|
||
// 检查窗口状态是否发生变化
|
||
if (_lastForegroundWpsWindow != null && currentForegroundWindow != null)
|
||
{
|
||
if (_lastForegroundWpsWindow.Handle != currentForegroundWindow.Handle ||
|
||
_lastForegroundWpsWindow.Title != currentForegroundWindow.Title)
|
||
{
|
||
LogHelper.WriteLogToFile($"前台WPS窗口发生变化: {_lastForegroundWpsWindow.Title} -> {currentForegroundWindow.Title}", LogHelper.LogType.Trace);
|
||
}
|
||
}
|
||
else if (_lastForegroundWpsWindow == null && currentForegroundWindow != null)
|
||
{
|
||
LogHelper.WriteLogToFile($"检测到新的前台WPS窗口: {currentForegroundWindow.Title}", LogHelper.LogType.Trace);
|
||
}
|
||
else if (_lastForegroundWpsWindow != null && currentForegroundWindow == null)
|
||
{
|
||
LogHelper.WriteLogToFile($"前台WPS窗口已消失: {_lastForegroundWpsWindow.Title}", LogHelper.LogType.Trace);
|
||
}
|
||
|
||
// 更新记录
|
||
_lastForegroundWpsWindow = currentForegroundWindow;
|
||
_lastWindowCheckTime = currentTime;
|
||
|
||
if (currentForegroundWindow != null)
|
||
{
|
||
if (IsWindow(currentForegroundWindow.Handle) && IsWindowVisible(currentForegroundWindow.Handle))
|
||
{
|
||
return true;
|
||
}
|
||
}
|
||
|
||
// 检查所有WPS进程的活跃窗口
|
||
var wpsProcesses = GetWpsProcesses();
|
||
foreach (var process in wpsProcesses)
|
||
{
|
||
var windows = GetWpsWindowsByProcess(process.Id);
|
||
if (windows.Any(w => w.IsVisible && !w.IsMinimized && w.Handle == GetForegroundWindow()))
|
||
{
|
||
return true;
|
||
}
|
||
}
|
||
|
||
return false;
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
LogHelper.WriteLogToFile($"检查前台WPS窗口状态失败: {ex}", LogHelper.LogType.Error);
|
||
return false;
|
||
}
|
||
}
|
||
|
||
private List<WpsWindowInfo> GetWpsWindowsByProcess(int processId)
|
||
{
|
||
var wpsWindows = new List<WpsWindowInfo>();
|
||
|
||
try
|
||
{
|
||
EnumWindows((hWnd, lParam) =>
|
||
{
|
||
try
|
||
{
|
||
if (!IsWindow(hWnd)) return true;
|
||
|
||
uint windowProcessId;
|
||
GetWindowThreadProcessId(hWnd, out windowProcessId);
|
||
|
||
if ((int)windowProcessId == processId)
|
||
{
|
||
var windowInfo = GetWindowInfo(hWnd);
|
||
if (IsWpsWindow(windowInfo))
|
||
{
|
||
wpsWindows.Add(windowInfo);
|
||
}
|
||
}
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
LogHelper.WriteLogToFile($"枚举窗口时出错: {ex}", LogHelper.LogType.Error);
|
||
}
|
||
return true;
|
||
}, IntPtr.Zero);
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
LogHelper.WriteLogToFile($"获取WPS窗口失败: {ex}", LogHelper.LogType.Error);
|
||
}
|
||
|
||
return wpsWindows;
|
||
}
|
||
#endregion
|
||
|
||
#region Dispose
|
||
public void Dispose()
|
||
{
|
||
if (!_disposed)
|
||
{
|
||
StopMonitoring();
|
||
StopWpsProcessCheckTimer();
|
||
|
||
_connectionCheckTimer?.Dispose();
|
||
_slideShowStateCheckTimer?.Dispose();
|
||
_wpsProcessCheckTimer?.Dispose();
|
||
|
||
_disposed = true;
|
||
}
|
||
}
|
||
#endregion
|
||
}
|
||
}
|