[FileExplorer Add-ons][Dev files] Add regfile registry key for previe…

…wing .reg files (#20579) * Add regfile registry key for previewing .reg files * Address PR comments
microsoft · Sep 28, 2022 · 7c0bf9f · 7c0bf9f
1 parent 82fea7e
commit 7c0bf9f
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/src/common/utils/registry.h b/src/common/utils/registry.h
@@ -378,6 +378,12 @@ namespace registry
                     std::wstring kindMapPath = L"Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\KindMap";
                     changes.push_back({ HKEY_LOCAL_MACHINE, kindMapPath, fileType, fileKindType, false});
                 }
+                if (handlerType == PreviewHandlerType::preview && fileType == L".reg")
+                {
+                    // this regfile registry key has precedence over Software\Classes\.reg for .reg files
+                    std::wstring regfilePath = L"Software\\Classes\\regfile\\shellex\\" + IPREVIEW_HANDLER_CLSID + L"\\";
+                    changes.push_back({ scope, regfilePath, std::nullopt, handlerClsid });
+                }
             }
 
             if (handlerType == PreviewHandlerType::preview)