Windows Shell Extensions

== random links == * MSDN Creating Icon Handlers * The Code Project: Create Thumbnail Extractor objects for your MFC document types * MSDN: Creating Shell Extension handlers for Windows

Sections

associating the extension

associating the extension

Create a key HKEY_CLASSES_ROOT/.ext with value "Extension Class Name"

Create a key "HKEY_CLASSES_ROOT/Extension Class Name/ShellEx/{BB2E617C-0920-11d1-9A0B-00C04FC2D6C1}" with the GUID of the class with IPersistFile and IExtractImage interfaces.