Add optional STL template-name simplification for undecorated C++ names

src/WinDepends/CConsts.cs

@@ -58,6 +58,7 @@ public static class CConsts
     public const int TagResolveAPIsets = 123;
     public const int TagUpperCaseModuleNames = 124;
     public const int TagClearLogOnFileOpen = 125;
+    public const int TagSimplifyStlNames = 126;
     public const int TagViewExternalViewer = 200;
     public const int TagViewProperties = 201;
     public const int TagSystemInformation = 300;

src/WinDepends/Configuration/CConfigMgr.cs

@@ -42,6 +42,8 @@ public class CConfiguration
     [DataMember]
     public bool ViewUndecorated { get; set; }
     [DataMember]
+    public bool SimplifyStlNames { get; set; }
+    [DataMember]
     public bool ResolveAPIsets { get; set; }
     [DataMember]
     public bool FullPaths { get; set; }
@@ -163,6 +165,7 @@ public CConfiguration(CConfiguration other)
         SortColumnModules = other.SortColumnModules;
         ModuleNodeDepthMax = other.ModuleNodeDepthMax;
         ViewUndecorated = other.ViewUndecorated;
+        SimplifyStlNames = other.SimplifyStlNames;
         ResolveAPIsets = other.ResolveAPIsets;
         FullPaths = other.FullPaths;
         AutoExpands = other.AutoExpands;

src/WinDepends/Forms/ConfigurationForm.cs

@@ -337,6 +337,7 @@ private void ConfigurationForm_Load(object sender, EventArgs e)
         chBoxAutoExpands.Checked = _config.AutoExpands;
         chBoxFullPaths.Checked = _config.FullPaths;
         chBoxUndecorateSymbols.Checked = _config.ViewUndecorated;
+        chBoxSimplifyStlNames.Checked = _config.SimplifyStlNames;
         chBoxResolveApiSets.Checked = _config.ResolveAPIsets;
         chBoxHighlightApiSet.Checked = _config.HighlightApiSet;
         chBoxApiSetNamespace.Checked = _config.UseApiSetSchemaFile;
@@ -506,6 +507,10 @@ private void ChBox_Click(object sender, EventArgs e)
                 _config.ViewUndecorated = isChecked;
                 break;
 
+            case CConsts.TagSimplifyStlNames:
+                _config.SimplifyStlNames = isChecked;
+                break;
+
             case CConsts.TagResolveAPIsets:
                 _config.ResolveAPIsets = isChecked;
                 break;

src/WinDepends/MainForm/MainForm.cs

@@ -198,6 +198,7 @@ public MainForm()
             _configuration.SymbolsStorePath = _symbolResolver.StorePath;
         }
 
+        _symbolResolver.SimplifyTemplateDefaults = _configuration.SimplifyStlNames;
         _symbolResolver.SymbolLoadStatusChanged += SymbolResolver_SymbolLoadStatusChanged;
 
         //
@@ -793,6 +794,7 @@ private void ShowConfigurationForm(int pageIndex)
         var bFullPathPrev = _configuration.FullPaths;
         var bUpperCaseModulesNamesPrev = _configuration.UpperCaseModuleNames;
         var bUndecoratedPrev = _configuration.ViewUndecorated;
+        var bSimplifyStlPrev = _configuration.SimplifyStlNames;
         var bResolveAPISetsPrev = _configuration.ResolveAPIsets;
         var bHighlightAPISetsPrev = _configuration.HighlightApiSet;
         var bUseApiSetSchemaFilePrev = _configuration.UseApiSetSchemaFile;
@@ -837,7 +839,18 @@ private void ShowConfigurationForm(int pageIndex)
                     UpdateFileView(FileViewUpdateAction.ModulesTreeAndListChange);
                 }
 
-                if (_configuration.ViewUndecorated != bUndecoratedPrev)
+                if (_configuration.SimplifyStlNames != bSimplifyStlPrev)
+                {
+                    //
+                    // The simplified spelling is baked into the cached undecorated
+                    // name, so drop the cache to force re-decoration on next view.
+                    //
+                    _symbolResolver.SimplifyTemplateDefaults = _configuration.SimplifyStlNames;
+                    ClearUndecoratedNameCache();
+                }
+
+                if (_configuration.ViewUndecorated != bUndecoratedPrev ||
+                    _configuration.SimplifyStlNames != bSimplifyStlPrev)
                 {
                     UpdateFileView(FileViewUpdateAction.FunctionsUndecorateChange);
                 }
@@ -1490,6 +1503,32 @@ private void MenuExitItem_Click(object sender, EventArgs e)
         Close();
     }
 
+    /// <summary>
+    /// Clears cached undecorated names across all loaded modules so they are
+    /// recomputed with the current decoration / STL-simplification settings.
+    /// </summary>
+    private void ClearUndecoratedNameCache()
+    {
+        foreach (CModule module in _loadedModulesList)
+        {
+            if (module.ModuleData?.Exports is { } exports)
+            {
+                foreach (CFunction function in exports)
+                {
+                    function.UndecoratedName = string.Empty;
+                }
+            }
+
+            if (module.ParentImports is { } imports)
+            {
+                foreach (CFunction function in imports)
+                {
+                    function.UndecoratedName = string.Empty;
+                }
+            }
+        }
+    }
+
     private void CopyFunctionNamesToClipboard(ListView listView, List<CFunction> functions)
     {
         var textBuilder = new StringBuilder();