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improve:PPT联动

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This commit is contained in:
CJKmkp
2026-01-18 01:30:24 +08:00
parent b7f3a38826
commit c11ca7a3f7
1 changed files with 87 additions and 40 deletions
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Ink Canvas/Helpers/PPTManager.cs
+87 -40
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@@ -280,9 +280,30 @@ namespace Ink_Canvas.Helpers
}
}
if (PPTApplication != null && _pptActivePresentation != null)
if (PPTApplication != null)
{
CheckPresentationAndSlideShowState();
// 即使 _pptActivePresentation 为 null，也要检查（可能在轮询模式下需要初始化）
if (_pptActivePresentation == null)
{
try
{
dynamic app = PPTApplication;
_pptActivePresentation = app.ActivePresentation;
if (_pptActivePresentation != null)
{
LogHelper.WriteLogToFile("轮询模式：初始化_pptActivePresentation", LogHelper.LogType.Trace);
}
}
catch (Exception ex)
{
LogHelper.WriteLogToFile($"轮询模式：无法获取ActivePresentation: {ex.Message}", LogHelper.LogType.Trace);
}
}
if (_pptActivePresentation != null)
{
CheckPresentationAndSlideShowState();
}
}
}
catch (Exception ex)
@@ -310,6 +331,7 @@ namespace Ink_Canvas.Helpers
if (activePresentation != null && _pptActivePresentation != null && !PPTROTConnectionHelper.AreComObjectsEqual(_pptActivePresentation, activePresentation))
{
LogHelper.WriteLogToFile("检测到演示文稿切换，断开连接", LogHelper.LogType.Trace);
DisconnectFromPPT();
return;
}
@@ -356,9 +378,13 @@ namespace Ink_Canvas.Helpers
if (slideShowWindows != null && slideShowWindows.Count > 0)
{
isSlideShowActive = true;
LogHelper.WriteLogToFile($"检测到放映模式，轮询模式={_forcePolling}", LogHelper.LogType.Trace);
}
}
catch { }
catch (Exception ex)
{
LogHelper.WriteLogToFile($"检查SlideShowWindows失败: {ex.Message}", LogHelper.LogType.Trace);
}
}
if (isSlideShowActive && activePresentation != null)
@@ -400,61 +426,82 @@ namespace Ink_Canvas.Helpers
{
// 在轮询模式下，更频繁地检查（每500ms，与定时器同步）
// 否则每3秒检查一次
if (_forcePolling || (DateTime.Now - _updateTime).TotalMilliseconds > 3000)
bool shouldPoll = _forcePolling || (DateTime.Now - _updateTime).TotalMilliseconds > 3000;
if (shouldPoll)
{
LogHelper.WriteLogToFile($"开始轮询检查: forcePolling={_forcePolling}, 距离上次更新={(DateTime.Now - _updateTime).TotalMilliseconds}ms", LogHelper.LogType.Trace);
try
{
dynamic pres = _pptActivePresentation;
slideShowWindow = pres.SlideShowWindow;
int tempTotalPage = -1;
if (slideShowWindow != null)
if (pres == null)
{
tempTotalPage = GetTotalSlideIndex(_pptActivePresentation);
}
if (tempTotalPage == -1)
{
SlidesCount = 0;
_polling = 0;
LogHelper.WriteLogToFile("_pptActivePresentation为null，无法轮询", LogHelper.LogType.Warning);
}
else
{
try
{
int currentPage = GetCurrentSlideIndex(_pptSlideShowWindow);
SlidesCount = tempTotalPage;
if (currentPage >= tempTotalPage) _polling = 1;
else _polling = 0;
slideShowWindow = pres.SlideShowWindow;
// 在轮询模式下，检测页码变化并触发事件
if (_forcePolling && _lastPolledSlideNumber != -1 && currentPage != _lastPolledSlideNumber)
{
try
{
LogHelper.WriteLogToFile($"轮询模式检测到页码变化: {_lastPolledSlideNumber} -> {currentPage}", LogHelper.LogType.Trace);
SlideShowNextSlide?.Invoke(_pptSlideShowWindow);
}
catch (Exception ex)
{
LogHelper.WriteLogToFile($"触发轮询模式幻灯片切换事件失败: {ex.Message}", LogHelper.LogType.Trace);
}
}
_lastPolledSlideNumber = currentPage;
int tempTotalPage = -1;
if (slideShowWindow != null)
{
tempTotalPage = GetTotalSlideIndex(_pptActivePresentation);
}
catch (Exception ex)
if (tempTotalPage == -1)
{
SlidesCount = 0;
_polling = 1;
LogHelper.WriteLogToFile($"获取当前页数失败: {ex}", LogHelper.LogType.Warning);
_polling = 0;
LogHelper.WriteLogToFile("轮询: 无法获取总页数", LogHelper.LogType.Trace);
}
else
{
try
{
if (_pptSlideShowWindow == null)
{
LogHelper.WriteLogToFile("轮询: _pptSlideShowWindow为null", LogHelper.LogType.Warning);
}
else
{
int currentPage = GetCurrentSlideIndex(_pptSlideShowWindow);
SlidesCount = tempTotalPage;
if (currentPage >= tempTotalPage) _polling = 1;
else _polling = 0;
LogHelper.WriteLogToFile($"轮询: 当前页={currentPage}, 总页={tempTotalPage}, 上次页={_lastPolledSlideNumber}, forcePolling={_forcePolling}", LogHelper.LogType.Trace);
// 在轮询模式下，检测页码变化并触发事件
if (_forcePolling && _lastPolledSlideNumber != -1 && currentPage != _lastPolledSlideNumber)
{
try
{
LogHelper.WriteLogToFile($"轮询模式检测到页码变化: {_lastPolledSlideNumber} -> {currentPage}，触发事件", LogHelper.LogType.Trace);
SlideShowNextSlide?.Invoke(_pptSlideShowWindow);
}
catch (Exception ex)
{
LogHelper.WriteLogToFile($"触发轮询模式幻灯片切换事件失败: {ex.Message}", LogHelper.LogType.Warning);
}
}
_lastPolledSlideNumber = currentPage;
}
}
catch (Exception ex)
{
SlidesCount = 0;
_polling = 1;
LogHelper.WriteLogToFile($"获取当前页数失败: {ex}", LogHelper.LogType.Warning);
}
}
}
}
catch (Exception ex)
{
SlidesCount = 0;
LogHelper.WriteLogToFile($"获取总页数失败: {ex.Message}", LogHelper.LogType.Warning);
LogHelper.WriteLogToFile($"轮询检查异常: {ex.Message}", LogHelper.LogType.Warning);
}
finally
{