161 lines
4.0 KiB
C++
161 lines
4.0 KiB
C++
//+-------------------------------------------------------------------------
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//
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// Microsoft Windows
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//
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// Copyright (C) Microsoft Corporation, 1998 - 1998
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//
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// File: stdabout.cpp
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//
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//--------------------------------------------------------------------------
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/////////////////////////////////////////////////////////////////////
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// StdAbout.cpp
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//
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// Implementation of the ISnapinAbout interface
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//
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// HISTORY
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// 31-Jul-97 t-danm Creation.
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/////////////////////////////////////////////////////////////////////
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#include "stdafx.h"
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HRESULT
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HrLoadOleString(UINT uStringId, // IN: String Id to load from the resource
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OUT LPOLESTR * ppaszOleString) // OUT: Pointer to pointer to allocated OLE string
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{
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if (ppaszOleString == NULL)
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{
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TRACE0("HrLoadOleString() - ppaszOleString is NULL.\n");
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return E_POINTER;
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}
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CString strT; // Temporary string
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AFX_MANAGE_STATE(AfxGetStaticModuleState()); // Needed for LoadString()
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VERIFY( strT.LoadString(uStringId) );
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*ppaszOleString = reinterpret_cast<LPOLESTR>
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(CoTaskMemAlloc((strT.GetLength() + 1)* sizeof(wchar_t)));
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if (*ppaszOleString == NULL)
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{
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return E_OUTOFMEMORY;
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}
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USES_CONVERSION;
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wcscpy(OUT *ppaszOleString, T2OLE((LPTSTR)(LPCTSTR)strT));
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return S_OK;
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} // HrLoadOleString()
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CSnapinAbout::CSnapinAbout() :
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hBitmapSmallImage(0),
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hBitmapSmallImageOpen(0),
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hBitmapLargeImage(0)
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{
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}
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CSnapinAbout::~CSnapinAbout()
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{
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if (hBitmapSmallImage)
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{
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DeleteObject(hBitmapSmallImage);
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hBitmapSmallImage = 0;
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}
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if (hBitmapSmallImageOpen)
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{
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DeleteObject(hBitmapSmallImageOpen);
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hBitmapSmallImageOpen = 0;
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}
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if (hBitmapLargeImage)
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{
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DeleteObject(hBitmapLargeImage);
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hBitmapLargeImage = 0;
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}
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}
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STDMETHODIMP CSnapinAbout::GetSnapinDescription(OUT LPOLESTR __RPC_FAR *lpDescription)
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{
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return HrLoadOleString(m_uIdStrDestription, OUT lpDescription);
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}
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STDMETHODIMP CSnapinAbout::GetProvider(OUT LPOLESTR __RPC_FAR *lpName)
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{
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return HrLoadOleString(m_uIdStrProvider, OUT lpName);
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}
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STDMETHODIMP CSnapinAbout::GetSnapinVersion(OUT LPOLESTR __RPC_FAR *lpVersion)
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{
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return HrLoadOleString(m_uIdStrVersion, OUT lpVersion);
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}
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STDMETHODIMP CSnapinAbout::GetSnapinImage(OUT HICON __RPC_FAR *hAppIcon)
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{
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if (hAppIcon == NULL)
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return E_POINTER;
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AFX_MANAGE_STATE(AfxGetStaticModuleState()); // Required for AfxGetInstanceHandle()
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*hAppIcon = ::LoadIcon(AfxGetInstanceHandle(), MAKEINTRESOURCE(m_uIdIconImage));
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if (*hAppIcon == NULL)
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{
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ASSERT(FALSE && "Unable to load icon");
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return E_FAIL;
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}
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return S_OK;
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}
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STDMETHODIMP CSnapinAbout::GetStaticFolderImage(
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OUT HBITMAP __RPC_FAR *hSmallImage,
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OUT HBITMAP __RPC_FAR *hSmallImageOpen,
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OUT HBITMAP __RPC_FAR *hLargeImage,
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OUT COLORREF __RPC_FAR *crMask)
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{
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ASSERT(hSmallImage != NULL);
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ASSERT(hSmallImageOpen != NULL);
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ASSERT(hLargeImage != NULL);
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ASSERT(crMask != NULL);
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AFX_MANAGE_STATE(AfxGetStaticModuleState()); // Required for AfxGetInstanceHandle()
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HINSTANCE hInstance = AfxGetInstanceHandle();
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if (!hBitmapSmallImage)
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{
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hBitmapSmallImage = ::LoadBitmap(hInstance, MAKEINTRESOURCE(m_uIdBitmapSmallImage));
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}
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ASSERT(hBitmapSmallImage);
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*hSmallImage = hBitmapSmallImage;
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if (!hBitmapSmallImageOpen)
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{
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hBitmapSmallImageOpen = ::LoadBitmap(hInstance, MAKEINTRESOURCE(m_uIdBitmapSmallImageOpen));
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}
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ASSERT(hBitmapSmallImageOpen);
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*hSmallImageOpen = hBitmapSmallImageOpen;
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if (!hBitmapLargeImage)
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{
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hBitmapLargeImage = ::LoadBitmap(hInstance, MAKEINTRESOURCE(m_uIdBitmapLargeImage));
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}
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ASSERT(hBitmapLargeImage);
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*hLargeImage = hBitmapLargeImage;
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*crMask = m_crImageMask;
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#ifdef _DEBUG
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if (NULL == *hSmallImage || NULL == *hSmallImageOpen || NULL == *hLargeImage)
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{
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TRACE0("WRN: CSnapinAbout::GetStaticFolderImage() - Unable to load all the bitmaps.\n");
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return E_FAIL;
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}
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#endif
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return S_OK;
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}
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