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The Mini Shell Extension Framework – Part III

, 18 Sep 2005
Discussion of a small C++ framework to create Windows shell extensions (IShellFolderImpl).
msf091.zip
include
columnprovider.rgs
contextmenu.rgs
contextmenu_sf.rgs
extension.rgs
extractimage_sf.rgs
infotip.rgs
infotip_sf.rgs
propertysheetext.rgs
propertysheetext_sf.rgs
shell32missing.def
shell32missing.lib
shellfolder.rgs
shellfolderwin98.rgs
vvvsample
Copy of sample1.vvv
menuicon.bmp
sample.def
sample.manifest
sample1.vvv
vvv.ico
vvvtest
sample.yyy
sample1.vvv
sample2.vvv
//
// (C) Copyright by Victor Derks <vba64@xs4all.nl>
//
// See README.TXT for the details of the software licence.
//
#pragma once


#include "menuiteminfo.h"


namespace MSF
{

// Purpose: handles owner draw menu items.
class CCustomMenuHandler
{
public:
	virtual ~CCustomMenuHandler() throw()
	{
	}


	virtual void InitializeItemInfo(CMenuItemInfo& menuiteminfo)
	{
		menuiteminfo.SetOwnerDraw();
	}


	// Purpose: called by OS to require the size of the menu item.
	virtual void Measure(MEASUREITEMSTRUCT& /*measureitem*/)
	{
	}


	// Purpose: called by the OS when the item must be draw.
	virtual void Draw(const DRAWITEMSTRUCT& /*drawitem*/)
	{
	}


	// Purpose: override this function to handle accelerator keys
	virtual bool OnMenuChar(HMENU /*hmenu*/, unsigned short /*nChar*/, LRESULT& /*lresult*/)
	{
		return false; // not handled.
	}
};

} // end namespace MSF

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About the Author

Victor Derks
Software Developer (Senior) Schneider Electric
Netherlands Netherlands
Victor lives in Nijmegen, the oldest city in The Netherlands.
He studied Applied Physics in Delft and now works for GE Healthcare.

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