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LegacyUpdate/ElevationHelper.h

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+#pragma once
+
+// ElevationHelper.h : Declaration of the CElevationHelper class.
+
+#include <atlctl.h>
+#include "resource.h"
+#include "LegacyUpdate_i.h"
+
+BOOL ProgIDIsPermitted(PWSTR progID);
+STDMETHODIMP CoCreateInstanceAsAdmin(HWND hwnd, __in REFCLSID rclsid, __in REFIID riid, __deref_out void **ppv);
+
+// CElevationHelper
+class ATL_NO_VTABLE CElevationHelper :
+	public CComObjectRootEx<CComSingleThreadModel>,
+	public CComCoClass<CElevationHelper, &CLSID_ElevationHelper>,
+	public ISupportErrorInfo,
+	public IDispatchImpl<IElevationHelper, &IID_IElevationHelper, &LIBID_LegacyUpdateLib, /*wMajor =*/ 1, /*wMinor =*/ 0> {
+
+public:
+	CElevationHelper() {}
+
+	DECLARE_REGISTRY_RESOURCEID(IDR_ELEVATIONHELPER)
+
+	BEGIN_COM_MAP(CElevationHelper)
+		COM_INTERFACE_ENTRY(IElevationHelper)
+		COM_INTERFACE_ENTRY(IDispatch)
+		COM_INTERFACE_ENTRY(ISupportErrorInfo)
+	END_COM_MAP()
+
+	// ISupportsErrorInfo
+	STDMETHOD(InterfaceSupportsErrorInfo)(REFIID riid) {
+		return IsEqualGUID(riid, IID_IElevationHelper) ? S_OK : S_FALSE;
+	}
+
+	// IElevationHelper
+	DECLARE_PROTECT_FINAL_CONSTRUCT()
+
+	HRESULT FinalConstruct() { return S_OK; }
+	void FinalRelease() {}
+
+	STDMETHODIMP CreateObject(BSTR progID, IDispatch **retval);
+};
+
+OBJECT_ENTRY_AUTO(__uuidof(ElevationHelper), CElevationHelper)