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BEEPER Sample: Demonstrates a Tearoff Interface 

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The BEEPER sample illustrates the implementation of a tearoff interface — a collection/enumeration of BSTR values. It can be built as a DLL and as an EXE.

The BEEPER attributes sample is the attributed version of this sample.

Security noteSecurity Note

This sample code is provided to illustrate a concept and should not be used in applications or Web sites, as it may not illustrate the safest coding practices. Microsoft assumes no liability for incidental or consequential damages should the sample code be used for purposes other than as intended.

Building and Running the Sample

To build and run this sample

  1. Open the solution file beeper.sln.

  2. From the Build menu, click Build Solution.

  3. After the sample builds, open beeper.htm (an HTML file that uses VBScript) in your Web browser and follow its instructions.

Keywords

This sample uses the following keywords:

BEGIN_COM_MAP; CComCoClass; CComModule::Unlock; CComObjectRoot; COM_INTERFACE_ENTRY; COM_INTERFACE_ENTRY_TEAR_OFF; DECLARE_GET_CONTROLLING_UNKNOWN; DECLARE_NOT_AGGREGATABLE; DECLARE_REGISTRY; END_COM_MAP; FinalConstruct; IDispatchImpl; ISupportErrorInfo; PostThreadMessage; return Error; SysAllocString; THREADFLAGS_BOTH

See Also

Other Resources

ATL Attributes Samples

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