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add:PPT联动备用方法

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CJKmkp
2026-01-10 19:51:00 +08:00
parent d5e5ec8c46
commit 221a0f8e85
2 changed files with 545 additions and 20 deletions
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Ink Canvas/Helpers/PPTManager.cs
+92 -20
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@@ -263,10 +263,8 @@ namespace Ink_Canvas.Helpers
{
var pptApp = (Microsoft.Office.Interop.PowerPoint.Application)Marshal.GetActiveObject("PowerPoint.Application");
// 验证COM对象是否有效
if (pptApp != null && Marshal.IsComObject(pptApp))
{
// 尝试访问一个简单的属性来验证连接
var _ = pptApp.Name;
return pptApp;
}
@@ -275,15 +273,46 @@ namespace Ink_Canvas.Helpers
catch (COMException ex)
{
var hr = (uint)ex.HResult;
if (hr == 0x800401E3 || hr == 0x800401F3 || hr == 0x800401E4)
{
LogHelper.WriteLogToFile($"检测到 COM 注册损坏 (HR: 0x{hr:X8})，尝试使用 ROT 备用方法", LogHelper.LogType.Warning);
return TryConnectToPowerPointViaROT();
}
return null;
}
catch (InvalidCastException)
{
// COM对象类型转换失败
return null;
LogHelper.WriteLogToFile("COM 对象类型转换失败，尝试使用 ROT 备用方法", LogHelper.LogType.Warning);
return TryConnectToPowerPointViaROT();
}
catch (Exception)
catch (Exception ex)
{
LogHelper.WriteLogToFile($"常规连接方法失败: {ex.Message}，尝试使用 ROT 备用方法", LogHelper.LogType.Warning);
return TryConnectToPowerPointViaROT();
}
}
private Microsoft.Office.Interop.PowerPoint.Application TryConnectToPowerPointViaROT()
{
try
{
LogHelper.WriteLogToFile("开始使用 ROT 备用方法连接 PowerPoint", LogHelper.LogType.Trace);
var pptApp = PPTROTConnectionHelper.TryConnectViaROT(IsSupportWPS);
if (pptApp != null)
{
LogHelper.WriteLogToFile("ROT 备用方法连接成功", LogHelper.LogType.Event);
}
else
{
LogHelper.WriteLogToFile("ROT 备用方法连接失败", LogHelper.LogType.Warning);
}
return pptApp;
}
catch (Exception ex)
{
LogHelper.WriteLogToFile($"ROT 备用方法连接异常: {ex}", LogHelper.LogType.Error);
return null;
}
}
@@ -294,10 +323,8 @@ namespace Ink_Canvas.Helpers
{
var wpsApp = (Microsoft.Office.Interop.PowerPoint.Application)Marshal.GetActiveObject("kwpp.Application");
// 验证COM对象是否有效
if (wpsApp != null && Marshal.IsComObject(wpsApp))
{
// 尝试访问一个简单的属性来验证连接
var _ = wpsApp.Name;
return wpsApp;
}
@@ -306,13 +333,12 @@ namespace Ink_Canvas.Helpers
catch (COMException ex)
{
var hr = (uint)ex.HResult;
// 忽略常见的WPS连接错误：
// 0x800401E3: 操作无法使用
// 0x80004005: 未指定错误
// 0x800706B5: RPC服务器不可用
// 0x8001010E: 应用程序调用一个已为另一线程整理的接口
// 0x800401F3: 无效的类字符串（WPS未安装或COM组件未注册）
if (hr != 0x800401E3 && hr != 0x80004005 && hr != 0x800706B5 && hr != 0x8001010E && hr != 0x800401F3)
if (hr == 0x800401E3 || hr == 0x800401F3 || hr == 0x800401E4)
{
LogHelper.WriteLogToFile($"检测到 WPS COM 注册损坏 (HR: 0x{hr:X8})，尝试使用 ROT 备用方法", LogHelper.LogType.Warning);
return TryConnectToWPSViaROT();
}
if (hr != 0x80004005 && hr != 0x800706B5 && hr != 0x8001010E)
{
LogHelper.WriteLogToFile($"连接WPS失败: {ex}", LogHelper.LogType.Warning);
}
@@ -320,12 +346,37 @@ namespace Ink_Canvas.Helpers
}
catch (InvalidCastException)
{
// COM对象类型转换失败
return null;
LogHelper.WriteLogToFile("WPS COM 对象类型转换失败，尝试使用 ROT 备用方法", LogHelper.LogType.Warning);
return TryConnectToWPSViaROT();
}
catch (Exception ex)
{
LogHelper.WriteLogToFile($"连接WPS时发生意外错误: {ex}", LogHelper.LogType.Warning);
LogHelper.WriteLogToFile($"连接WPS时发生意外错误: {ex}，尝试使用 ROT 备用方法", LogHelper.LogType.Warning);
return TryConnectToWPSViaROT();
}
}
private Microsoft.Office.Interop.PowerPoint.Application TryConnectToWPSViaROT()
{
try
{
LogHelper.WriteLogToFile("开始使用 ROT 备用方法连接 WPS", LogHelper.LogType.Trace);
var wpsApp = PPTROTConnectionHelper.TryConnectViaROT(true);
if (wpsApp != null)
{
LogHelper.WriteLogToFile("ROT 备用方法连接 WPS 成功", LogHelper.LogType.Event);
}
else
{
LogHelper.WriteLogToFile("ROT 备用方法连接 WPS 失败", LogHelper.LogType.Warning);
}
return wpsApp;
}
catch (Exception ex)
{
LogHelper.WriteLogToFile($"ROT 备用方法连接 WPS 异常: {ex}", LogHelper.LogType.Error);
return null;
}
}
@@ -429,19 +480,40 @@ namespace Ink_Canvas.Helpers
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");
if (PPTApplication != null && Marshal.IsComObject(PPTApplication))
{
try
{
int refCount = Marshal.ReleaseComObject(PPTApplication);
while (refCount > 0)
{
refCount = Marshal.ReleaseComObject(PPTApplication);
}
}
catch
{
try
{
Marshal.FinalReleaseComObject(PPTApplication);
}
catch { }
}
}
// 清理引用
PPTApplication = null;
CurrentPresentation = null;
CurrentSlides = null;
CurrentSlide = null;
SlidesCount = 0;
GC.Collect();
GC.WaitForPendingFinalizers();
GC.Collect();
// 重新启动连接检查定时器
_connectionCheckTimer?.Start();