Improve error handling and debug logging in ProcessProtectionManager

Ink Canvas/Helpers/ForegroundWindowInfo.cs

@@ -115,9 +115,9 @@ public static string ProcessPath()
                 Process process = Process.GetProcessById((int)processId);
                 return process.MainModule.FileName;
             }
-            catch
+            catch (Exception ex)
             {
-                // Process with the given ID not found
+                Debug.WriteLine($"[ForegroundWindowInfo] 获取前台进程路径失败: {ex.Message}");
                 return "Unknown";
             }
         }

Ink Canvas/Helpers/FullScreenHelper.cs

@@ -25,9 +25,9 @@ public static void MarkFullscreenWindowTaskbarList(IntPtr hwnd, bool isFullscree
                 var obj = Activator.CreateInstance(Type.GetTypeFromCLSID(CLSID_TaskbarList));
                 (obj as ITaskbarList2)?.MarkFullscreenWindow(hwnd, isFullscreen);
             }
-            catch
+            catch (Exception ex)
             {
-                //应该不会挂
+                System.Diagnostics.Debug.WriteLine($"[FullScreenHelper] 标记任务栏全屏状态失败: {ex.Message}");
             }
         }
 
@@ -286,9 +286,9 @@ private static IntPtr KeepFullScreenHook(IntPtr hwnd, int msg, IntPtr wParam, In
                         }
                     }
                 }
-                catch
+                catch (Exception ex)
                 {
-                    // 这里也不需要日志啥的，只是为了防止上面有逗比逻辑，在消息循环里面炸了
+                    System.Diagnostics.Debug.WriteLine($"[FullScreenHelper] 处理全屏 Hook 消息失败: {ex.Message}");
                 }
             }
 

Ink Canvas/Helpers/IACoreDllExtractor.cs

@@ -125,8 +125,9 @@ private static bool IsValidDll(string filePath)
 
                 return false;
             }
-            catch
+            catch (Exception ex)
             {
+                System.Diagnostics.Debug.WriteLine($"[IACoreDllExtractor] 校验DLL失败: {filePath}, {ex.Message}");
                 return false;
             }
         }

Ink Canvas/Helpers/LocalizationHelper.cs

@@ -1,4 +1,5 @@
 using Ink_Canvas.Properties;
+using System;
 using System.Globalization;
 using System.Threading;
 
@@ -40,8 +41,9 @@ public static bool TrySetCulture(string cultureName)
                 CurrentCulture = culture;
                 return true;
             }
-            catch
+            catch (Exception ex)
             {
+                System.Diagnostics.Debug.WriteLine($"[LocalizationHelper] 切换语言失败: {ex.Message}");
                 return false;
             }
         }

Ink Canvas/Helpers/ProcessProtectionManager.cs

@@ -23,6 +23,20 @@ internal static class ProcessProtectionManager
             "AutoUpdate"
         };
 
+        private static readonly string DebugTag = "[ProcessProtectionManager]";
+
+        private static void WriteDebugLog(string message, Exception ex = null)
+        {
+            if (ex == null)
+            {
+                System.Diagnostics.Debug.WriteLine($"{DebugTag} {message}");
+                return;
+            }
+
+            System.Diagnostics.Debug.WriteLine($"{DebugTag} {message}: {ex.Message}");
+        }
+
+
         public static bool Enabled
         {
             get { lock (_lock) return _enabled; }
@@ -70,7 +84,10 @@ public static void SetEnabled(bool enabled)
                     {
                         LogHelper.WriteLogToFile($"ProcessProtectionManager.SetEnabled 后台执行失败: {ex.Message}", LogHelper.LogType.Warning);
                     }
-                    catch { }
+                    catch (Exception logEx)
+                    {
+                        WriteDebugLog("写入告警日志失败", logEx);
+                    }
                 }
             });
         }
@@ -104,7 +121,7 @@ public static void WithWriteAccess(string targetPath, Action action)
                 }
                 catch (Exception ex)
                 {
-                    System.Diagnostics.Debug.WriteLine($"[ProcessProtectionManager] 写日志失败: {ex.Message}");
+                    WriteDebugLog("写日志失败", ex);
                 }
 
                 var normPath = NormalizePath(targetPath);
@@ -139,14 +156,14 @@ public static void WithWriteAccess(string targetPath, Action action)
                     {
                         foreach (var kv in fallbackFiles)
                         {
-                            try { kv.Value.Dispose(); } catch (Exception ex) { System.Diagnostics.Debug.WriteLine(ex); }
+                            try { kv.Value.Dispose(); } catch (Exception ex) { WriteDebugLog("释放文件锁失败", ex); }
                         }
                     }
                     if (fallbackDirs != null)
                     {
                         foreach (var kv in fallbackDirs)
                         {
-                            try { kv.Value.Dispose(); } catch (Exception ex) { System.Diagnostics.Debug.WriteLine(ex); }
+                            try { kv.Value.Dispose(); } catch (Exception ex) { WriteDebugLog("释放文件锁失败", ex); }
                         }
                     }
 
@@ -161,7 +178,7 @@ public static void WithWriteAccess(string targetPath, Action action)
                             Enable(rescanRoot: false, rescanDirs: dirsChain);
                         }
                     }
-                    catch { }
+                    catch (Exception ex) { WriteDebugLog("降级路径恢复保护失败", ex); }
                 }
                 return;
             }
@@ -199,14 +216,14 @@ public static void WithWriteAccess(string targetPath, Action action)
                 {
                     foreach (var kv in releasedFiles)
                     {
-                        try { kv.Value.Dispose(); } catch (Exception ex) { System.Diagnostics.Debug.WriteLine(ex); }
+                        try { kv.Value.Dispose(); } catch (Exception ex) { WriteDebugLog("释放文件锁失败", ex); }
                     }
                 }
                 if (releasedDirs != null)
                 {
                     foreach (var kv in releasedDirs)
                     {
-                        try { kv.Value.Dispose(); } catch (Exception ex) { System.Diagnostics.Debug.WriteLine(ex); }
+                        try { kv.Value.Dispose(); } catch (Exception ex) { WriteDebugLog("释放文件锁失败", ex); }
                     }
                 }
 
@@ -221,8 +238,9 @@ public static void WithWriteAccess(string targetPath, Action action)
                         Enable(rescanRoot: false, rescanDirs: dirsToToggle);
                     }
                 }
-                catch
+                catch (Exception ex)
                 {
+                    WriteDebugLog("恢复目录/文件保护失败", ex);
                 }
 
                 Interlocked.Exchange(ref _writeGate, 0);
@@ -305,8 +323,9 @@ private static void Enable(bool rescanRoot, IEnumerable<string> rescanDirs)
                     }
                 }
             }
-            catch
+            catch (Exception ex)
             {
+                WriteDebugLog("启用保护失败", ex);
             }
         }
 
@@ -323,13 +342,13 @@ private static void Disable()
             {
                 foreach (var kv in _lockedFiles)
                 {
-                    try { kv.Value.Dispose(); } catch (Exception ex) { System.Diagnostics.Debug.WriteLine(ex); }
+                    try { kv.Value.Dispose(); } catch (Exception ex) { WriteDebugLog("释放文件锁失败", ex); }
                 }
                 _lockedFiles.Clear();
 
                 foreach (var kv in _lockedDirs)
                 {
-                    try { kv.Value.Dispose(); } catch (Exception ex) { System.Diagnostics.Debug.WriteLine(ex); }
+                    try { kv.Value.Dispose(); } catch (Exception ex) { WriteDebugLog("释放文件锁失败", ex); }
                 }
                 _lockedDirs.Clear();
             }
@@ -356,8 +375,9 @@ private static void LockDirectoryRecursive(string root)
                     }
                 }
             }
-            catch
+            catch (Exception ex)
             {
+                WriteDebugLog("遍历锁定对象时发生异常", ex);
             }
         }
 
@@ -388,8 +408,9 @@ private static void LockFilesRecursive(string root)
                     }
                 }
             }
-            catch
+            catch (Exception ex)
             {
+                WriteDebugLog("遍历锁定对象时发生异常", ex);
             }
         }
 
@@ -408,8 +429,9 @@ private static void LockFile(string filePath)
                     var fs = new FileStream(filePath, FileMode.Open, FileAccess.Read, FileShare.Read);
                     _lockedFiles[filePath] = fs;
                 }
-                catch
+                catch (Exception ex)
                 {
+                    WriteDebugLog("锁定文件失败", ex);
                 }
             }
         }
@@ -432,8 +454,9 @@ private static void LockDirectory(string dirPath)
                         _lockedDirs[dirPath] = handle;
                     }
                 }
-                catch
+                catch (Exception ex)
                 {
+                    WriteDebugLog("锁定目录失败", ex);
                 }
             }
         }
@@ -450,8 +473,9 @@ private static string NormalizePath(string p)
                 if (string.IsNullOrWhiteSpace(p)) return p;
                 return Path.GetFullPath(p.TrimEnd(Path.DirectorySeparatorChar, Path.AltDirectorySeparatorChar));
             }
-            catch
+            catch (Exception ex)
             {
+                WriteDebugLog("路径规范化失败", ex);
                 return p;
             }
         }
@@ -478,8 +502,9 @@ private static List<string> GetDirChainToRoot(string path)
                     dir = NormalizePath(Path.GetDirectoryName(dir));
                 }
             }
-            catch
+            catch (Exception ex)
             {
+                WriteDebugLog("构建目录链失败", ex);
             }
             return list;
         }
@@ -505,8 +530,9 @@ private static bool IsExcludedPath(string path)
                     }
                 }
             }
-            catch
+            catch (Exception ex)
             {
+                WriteDebugLog("排除路径检查失败", ex);
             }
             return false;
         }

Ink Canvas/Helpers/ScreenDetectionHelper.cs

@@ -76,8 +76,9 @@ private static Rectangle GetWindowScreenBounds(Window window)
                     (int)(bottomRight.X - topLeft.X),
                     (int)(bottomRight.Y - topLeft.Y));
             }
-            catch
+            catch (Exception ex)
             {
+                LogHelper.WriteLogToFile($"获取窗口屏幕边界失败: {ex.Message}", LogHelper.LogType.Warning);
                 // 如果无法获取精确位置，返回窗口的Left和Top
                 return new Rectangle(
                     (int)window.Left,
@@ -97,8 +98,9 @@ public static bool HasMultipleScreens()
             {
                 return Screen.AllScreens.Length > 1;
             }
-            catch
+            catch (Exception ex)
             {
+                LogHelper.WriteLogToFile($"检测多屏状态失败: {ex.Message}", LogHelper.LogType.Warning);
                 return false;
             }
         }
@@ -113,8 +115,9 @@ public static Screen GetPrimaryScreen()
             {
                 return Screen.PrimaryScreen;
             }
-            catch
+            catch (Exception ex)
             {
+                LogHelper.WriteLogToFile($"获取主屏幕失败: {ex.Message}", LogHelper.LogType.Warning);
                 return null;
             }
         }
@@ -129,8 +132,9 @@ public static Screen[] GetAllScreens()
             {
                 return Screen.AllScreens;
             }
-            catch
+            catch (Exception ex)
             {
+                LogHelper.WriteLogToFile($"获取屏幕列表失败: {ex.Message}", LogHelper.LogType.Warning);
                 return new Screen[] { Screen.PrimaryScreen };
             }
         }
@@ -147,8 +151,9 @@ public static bool IsWindowOnPrimaryScreen(Window window)
                 var windowScreen = GetWindowScreen(window);
                 return windowScreen == Screen.PrimaryScreen;
             }
-            catch
+            catch (Exception ex)
             {
+                LogHelper.WriteLogToFile($"检测窗口是否在主屏幕失败: {ex.Message}", LogHelper.LogType.Warning);
                 return true; // 出错时假设在主屏幕
             }
         }

Ink Canvas/Helpers/WebDavUploader.cs

@@ -101,8 +101,9 @@ public static async Task<bool> UploadFileAsync(string filePath, CancellationToke
             {
                 throw;
             }
-            catch (Exception)
+            catch (Exception ex)
             {
+                LogHelper.WriteLogToFile($"WebDav 上传失败: {ex.Message}", LogHelper.LogType.Warning);
                 return false;
             }
         }
@@ -137,9 +138,9 @@ private static async Task EnsureDirectoryExistsAsync(IWebDavClient client, strin
                     await client.Mkcol(currentPath);
                 }
             }
-            catch (Exception)
+            catch (Exception ex)
             {
-                // 静默处理目录创建错误
+                LogHelper.WriteLogToFile($"WebDav 创建目录失败: {directoryPath}, {ex.Message}", LogHelper.LogType.Warning);
             }
         }
 
@@ -162,8 +163,9 @@ public static bool IsWebDavEnabled()
                 new Uri(webDavUrl);
                 return true;
             }
-            catch
+            catch (Exception ex)
             {
+                LogHelper.WriteLogToFile($"WebDav 地址无效: {webDavUrl}, {ex.Message}", LogHelper.LogType.Warning);
                 return false;
             }
         }

Ink Canvas/Helpers/WindowsNotificationHelper.cs

@@ -24,8 +24,9 @@ public static void ShowNewVersionToast(string version)
                     ShowToastForModernWindows(version);
                 }
             }
-            catch
+            catch (Exception ex)
             {
+                LogHelper.WriteLogToFile($"显示更新通知失败: {ex.Message}", LogHelper.LogType.Warning);
             }
         }
 
@@ -45,8 +46,9 @@ private static void ShowBalloonForWin7(string version)
                         $"发现新版本！：{version}",
                         BalloonIcon.Info);
                 }
-                catch
+                catch (Exception ex)
                 {
+                    LogHelper.WriteLogToFile($"显示 Win7 气泡通知失败: {ex.Message}", LogHelper.LogType.Warning);
                 }
             });
         }