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A Complete ActiveX Web Control Tutorial

, 21 Jun 2006
This article is intended to help you get up to speed quickly with developing an ActiveX control. It will show you the basic concepts you need to know about ActiveX, such as methods, properties, and events, and how to communicate between an ActiveX control and a web page.
myactivex.zip
MyActiveX
MyActiveX
MyActiveX.def
MyActiveXCtrl.bmp
ProcessingProgressBar.gif
Release
mt.dep
MyActiveX.ocx.intermediate.manifest
MyActiveX.tlb
myactivex.inf
release
MyActiveX.exp
MyActiveX.lib
MyActiveX.ocx
// MyActiveX.idl : type library source for ActiveX Control project.

// This file will be processed by the MIDL compiler tool to
// produce the type library (MyActiveX.tlb) that will become a resource in
// MyActiveX.ocx.

#include <olectl.h>
#include <idispids.h>

[ uuid(CBE9E0B0-95DB-4495-8BE8-E4CB416EF07D), version(1.0),
  helpfile("MyActiveX.hlp"),
  helpstring("MyActiveX ActiveX Control module"),
  control ]
library MyActiveXLib
{
	importlib(STDOLE_TLB);

	//  Primary dispatch interface for CMyActiveXCtrl

	[ uuid(98AF8A06-7DFE-472D-A713-A0C6F22FDC3D),
	  helpstring("Dispatch interface for MyActiveX Control")]
	dispinterface _DMyActiveX
	{
		properties:
			[id(1) , helpstring("property InputParameter")] BSTR InputParameter;
			[id(2) , helpstring("property OutputParameter")] BSTR OutputParameter;
	methods:
		[id(3), helpstring("method LoadParameter")] void LoadParameter(void);
	};

	//  Event dispatch interface for CMyActiveXCtrl

	[ uuid(78099343-A8FF-4867-A537-06F31034F22B),
	  helpstring("Event interface for MyActiveX Control") ]
	dispinterface _DMyActiveXEvents
	{
		properties:
			//  Event interface has no properties

		methods:
			[id(1)] void ParameterLoaded(void);
	};

	//  Class information for CMyActiveXCtrl

	[ uuid(36299202-09EF-4ABF-ADB9-47C599DBE778),
	  helpstring("MyActiveX Control"), control ]
	coclass MyActiveX
	{
		[default] dispinterface _DMyActiveX;
		[default, source] dispinterface _DMyActiveXEvents;
	};

};

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About the Author

David Marcionek
Web Developer
United States United States
No Biography provided

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