Source code of Windows XP (NT5)
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/*
* snapincommon.hxx * * * Copyright (c) 1998-1999 Microsoft Corporation * * PURPOSE: Contains standard snapin declarations for every snapin. This file should be #included * by every snapin class that is derived from CBaseSnapin * * OWNER: ptousig */
#define SNAPIN_DECLARE(_SNAPIN) \
public: \ static _SNAPIN s_snapin; \ \public: \ /* Info about the icons needed by the snapin - an image strip is created for each snapin class. */ \ virtual LONG * Piconid(void) { return s_rgiconid; } \ virtual INT CIcons(void) { return s_cIcons; } \ virtual LONG * PiconidStatic(void) { return &s_iconidStatic; } \ virtual WTL::CBitmap & BitmapSmall(void) { return s_bitmapSmall; } \ virtual WTL::CBitmap & BitmapLarge(void) { return s_bitmapLarge; } \ virtual WTL::CBitmap & BitmapStaticSmall(void) { return s_bitmapStaticSmall; } \ virtual WTL::CBitmap & BitmapStaticSmallOpen(void) { return s_bitmapStaticSmallOpen; } \ virtual WTL::CBitmap & BitmapStaticLarge(void) { return s_bitmapStaticLarge; } \ \ /* Functions that return the features of the snapin. */ \ virtual SNR * Psnr(INT i=0) { return s_rgsnr + i; } \ virtual INT Csnr(void) { return s_csnr; } \ virtual SC ScCreateRootItem(LPDATAOBJECT lpDataObject, HSCOPEITEM item, CBaseSnapinItem **ppitem); \ \private: \ /* Lists of all the classes that the snapin extends */ \ static SNR s_rgsnr[]; \ static INT s_csnr; \ \ static LONG s_rgiconid[]; \ static INT s_cIcons; \ static WTL::CBitmap s_bitmapSmall; \ static WTL::CBitmap s_bitmapLarge; \ \ static LONG s_iconidStatic; \ static WTL::CBitmap s_bitmapStaticSmall; \ static WTL::CBitmap s_bitmapStaticSmallOpen; \ static WTL::CBitmap s_bitmapStaticLarge; \ \ static BOOL s_fInitialized;
#define SNAPIN_DEFINE(_SNAPIN) \
_SNAPIN _SNAPIN::s_snapin; \ \INT _SNAPIN::s_csnr = CSNR(s_rgsnr); \INT _SNAPIN::s_cIcons = countof(s_rgiconid); \ \WTL::CBitmap _SNAPIN::s_bitmapSmall; \WTL::CBitmap _SNAPIN::s_bitmapLarge; \ \WTL::CBitmap _SNAPIN::s_bitmapStaticSmall; \WTL::CBitmap _SNAPIN::s_bitmapStaticSmallOpen; \WTL::CBitmap _SNAPIN::s_bitmapStaticLarge; \ \BOOL _SNAPIN::s_fInitialized = FALSE; \ \/* -----------------------------------------------------------------------------*/ \/* This is the default implementation, the snapin class must define t_itemRoot. */ \/* -----------------------------------------------------------------------------*/ \SC _SNAPIN::ScCreateRootItem(LPDATAOBJECT lpDataObject, HSCOPEITEM item, CBaseSnapinItem **ppitem) \{ \ SC sc; \ t_itemRoot *pitem = NULL; \ t_itemRoot::CreateInstance(&pitem); \ \ if (pitem == NULL) \ return (sc = E_OUTOFMEMORY); \ \ *ppitem = pitem; \ \ return (sc = S_OK); \}
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