Location: Symbol Reference > Functions > JwCoCreateInstanceAsEx Function
function JwCoCreateInstanceAsEx(const MonikerSequence: WideString; const ParentWindowHandle: HWND; const ClassId: TGUID; const IID: TGUID; out ObjectInterface): HRESULT;
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Parameters |
Description |
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const MonikerSequence: WideString |
defines a string that contains information how to use the moniker |
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const ParentWindowHandle: HWND |
defines the window handle that is used to display the elevation dialog. If this parameter is 0 or the window is has not the input the elevation dialog will not be shown but a new task is displayed it the taskbar. Otherwise the elevation dialog will be shown direclty. |
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const ClassId: TGUID |
defines a guid that describes a registered com object |
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const IID: TGUID |
defines the requested com object to be returned |
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out ObjectInterface |
returns the requested and elevated com object |
Returns a COM result code. If the call was successfull the return value is S_OK
JwCoCreateInstanceAsEx creates an out of process COM object and returns it in ObjectInterface. If the current is already elevated, the function just creates an COM object and returns it; otherwise the elevation dialog will be shown.
The COM class must be registered in a COM type library. The executable which call this function must contain a manifest that defines "asInvoker" as the requested execution level.
<requestedExecutionLevel level="asInvoker"/>
This function needs CoInitialize to be called. This function only works on Windows Vista and newer OS versions.
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