64 lines
1.4 KiB
C
64 lines
1.4 KiB
C
//____________________________________________________________________________
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 1996 - 1997.
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//
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// File: MMCUtil.h
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//
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// Contents:
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//
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// Classes:
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//
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// Functions: WriteToStream
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// ReadFromStream
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// ListView_GetItemData
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//
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// History: 12/4/1996 RaviR Created
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//____________________________________________________________________________
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//
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#ifndef _MMCUTIL_H_
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#define _MMCUTIL_H_
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#define MMC_CLSCTX_INPROC (CLSCTX_INPROC_SERVER|CLSCTX_INPROC_HANDLER)
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inline void WriteToStream(IStream& stream, void const* pv, ULONG cbToWrite)
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{
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ULONG bytesWritten;
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HRESULT hr = stream.Write(pv, cbToWrite, &bytesWritten);
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ANT(SUCCEEDED(hr) && bytesWritten == cbToWrite,
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COMEX(hr, UnableToWriteToStream));
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}
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inline void ReadFromStream(IStream& stream, void* pv, ULONG cbToRead)
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{
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unsigned long bytesRead;
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HRESULT hr = stream.Read(pv, cbToRead, &bytesRead);
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ANT(SUCCEEDED(hr) && bytesRead == cbToRead, COMEX(hr, UnableToLoad));
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}
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inline ListView_GetItemData(HWND hwnd, int iItem)
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{
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LV_ITEM lvi;
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ZeroMemory(&lvi, sizeof(lvi));
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if (iItem >= 0)
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{
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lvi.iItem = iItem;
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lvi.mask = LVIF_PARAM;
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VERIFY(::SendMessage(hwnd, LVM_GETITEM, 0, (LPARAM)&lvi) == TRUE);
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}
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return lvi.lParam;
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}
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#endif // _MMCUTIL_H_
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