improve:PPT联动

2026-01-17 23:02:06 +08:00
parent 9d631cc980
commit 89c9c0d9ef
2 changed files with 52 additions and 11 deletions
@@ -231,6 +231,8 @@ namespace Ink_Canvas.Helpers
                    object bestApp = PPTROTConnectionHelper.GetAnyActivePowerPoint(PPTApplication, out int bestPriority, out int targetPriority);
                    bool needRebind = false;

+                    LogHelper.WriteLogToFile($"ROT扫描结果: now={targetPriority}, best={bestPriority}, bestApp={(bestApp != null ? "found" : "null")}", LogHelper.LogType.Trace);
+
                    if (PPTApplication == null && bestApp != null)
                    {
                        needRebind = true;
@@ -245,6 +247,8 @@ namespace Ink_Canvas.Helpers

                    if (needRebind)
                    {
+                        LogHelper.WriteLogToFile($"需要重新绑定: bestPriority={bestPriority}, targetPriority={targetPriority}", LogHelper.LogType.Trace);
+                        
                        bool wait = (PPTApplication != null);
                        DisconnectFromPPT();

@@ -257,16 +261,19 @@ namespace Ink_Canvas.Helpers
                                Microsoft.Office.Interop.PowerPoint.Application pptApp = bestApp as Microsoft.Office.Interop.PowerPoint.Application;
                                if (pptApp != null)
                                {
+                                    LogHelper.WriteLogToFile("成功转换为强类型Application，开始连接", LogHelper.LogType.Trace);
                                    ConnectToPPT(pptApp);
                                }
                                else
                                {
+                                    LogHelper.WriteLogToFile("无法转换为强类型Application，使用dynamic类型连接", LogHelper.LogType.Trace);
                                    PPTApplication = bestApp;
                                    ConnectToPPT(null);
                                }
                            }
-                            catch
+                            catch (Exception ex)
                            {
+                                LogHelper.WriteLogToFile($"连接失败: {ex.Message}", LogHelper.LogType.Warning);
                                PPTROTConnectionHelper.SafeReleaseComObject(bestApp);
                            }
                        }
@@ -516,16 +523,32 @@ namespace Ink_Canvas.Helpers
                try
                {
                    dynamic pptAppDynamic = PPTApplication;
-                    _pptActivePresentation = pptAppDynamic.ActivePresentation;
-                    _updateTime = DateTime.Now;
-
-                    int tempTotalPage = -1;
                    try
                    {
-                        _pptSlideShowWindow = _pptActivePresentation.SlideShowWindow;
-                        tempTotalPage = GetTotalSlideIndex(_pptActivePresentation);
+                        _pptActivePresentation = pptAppDynamic.ActivePresentation;
+                        _updateTime = DateTime.Now;
                    }
-                    catch
+                    catch (Exception ex)
+                    {
+                        LogHelper.WriteLogToFile($"访问ActivePresentation失败: {ex.Message}，继续使用轮询模式", LogHelper.LogType.Warning);
+                        _pptActivePresentation = null;
+                        _updateTime = DateTime.Now;
+                    }
+
+                    int tempTotalPage = -1;
+                    if (_pptActivePresentation != null)
+                    {
+                        try
+                        {
+                            _pptSlideShowWindow = _pptActivePresentation.SlideShowWindow;
+                            tempTotalPage = GetTotalSlideIndex(_pptActivePresentation);
+                        }
+                        catch
+                        {
+                            tempTotalPage = -1;
+                        }
+                    }
+                    else
                    {
                        tempTotalPage = -1;
                    }
@@ -600,7 +623,10 @@ namespace Ink_Canvas.Helpers
                    _bindingEvents = false;
                    _forcePolling = true;

-                    UpdateCurrentPresentationInfo();
+                    if (_pptActivePresentation != null)
+                    {
+                        UpdateCurrentPresentationInfo();
+                    }

                    PPTConnectionChanged?.Invoke(true);

@@ -614,9 +640,13 @@ namespace Ink_Canvas.Helpers
                        LogHelper.WriteLogToFile("成功绑定!", LogHelper.LogType.Event);
                    }
                }
-                catch
+                catch (Exception ex)
                {
-                    DisconnectFromPPT();
+                    LogHelper.WriteLogToFile($"ConnectToPPT内部异常: {ex.Message}", LogHelper.LogType.Warning);
+                    if (_pptActivePresentation == null && PPTApplication == null)
+                    {
+                        DisconnectFromPPT();
+                    }
                }
            }
            catch (Exception ex)
@@ -262,6 +262,8 @@ namespace Ink_Canvas.Helpers

                            if (currentPriority > 0)
                            {
+                                LogHelper.WriteLogToFile($"ROT扫描: {displayName}: priority={currentPriority}", LogHelper.LogType.Trace);
+                                
                                if (currentPriority > highestPriority)
                                {
                                    highestPriority = currentPriority;
@@ -291,6 +293,15 @@ namespace Ink_Canvas.Helpers
                }

                bestPriority = highestPriority;
+                
+                if (bestApp != null)
+                {
+                    LogHelper.WriteLogToFile($"ROT扫描完成: 找到最佳应用, priority={bestPriority}", LogHelper.LogType.Trace);
+                }
+                else
+                {
+                    LogHelper.WriteLogToFile($"ROT扫描完成: 未找到可用应用", LogHelper.LogType.Trace);
+                }
            }
            catch (Exception ex)
            {