85 lines
1.8 KiB
C++
85 lines
1.8 KiB
C++
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/*++
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Copyright (C) Microsoft Corporation, 1995 - 1999
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All rights reserved.
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Module Name:
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dragdrop.hxx
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Abstract:
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print queue drag & drop related stuff
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Author:
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Lazar Ivanov (LazarI) 10-Mar-2000
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Revision History:
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--*/
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#ifndef _DRAGDROP_HXX
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#define _DRAGDROP_HXX
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/////////////////////////////////////////////////////
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// forward declarations
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//
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class TPrinter;
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/////////////////////////////////////////////////////
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// IPrintQueueDT - print queue drop target interface
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//
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#undef INTERFACE
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#define INTERFACE IPrintQueueDT
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DECLARE_INTERFACE_(IPrintQueueDT, IUnknown)
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{
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//////////////////
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// IUnknown
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//
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STDMETHOD(QueryInterface)(THIS_ REFIID riid, LPVOID * ppvObj) PURE;
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STDMETHOD_(ULONG,AddRef)(THIS) PURE;
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STDMETHOD_(ULONG,Release)(THIS) PURE;
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///////////////////
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// IPrintQueueDT
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//
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STDMETHOD(RegisterDragDrop)(THIS_ HWND hwndLV, TPrinter *pPrinter) PURE;
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STDMETHOD(RevokeDragDrop)(THIS) PURE;
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};
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/////////////////////////////////////////////////////
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// common drag & drop APIs & data structures
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//
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namespace DragDrop
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{
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// print job info
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struct JOBINFO
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{
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// UI related
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int iItem;
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HWND hwndLV;
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// not UI related
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TCHAR szPrinterName[kPrinterBufMax];
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DWORD dwJobID;
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};
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// print job clipboard format (JOBINFO)
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extern CLIPFORMAT g_cfPrintJob;
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// registers the clipboard format for a print job (JOBINFO)
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void RegisterPrintJobClipboardFormat();
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// creates IDataObject & IDropSource for a printer job object
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HRESULT CreatePrintJobObject(const JOBINFO &jobInfo, REFIID riid, void **ppv);
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// instantiate a IPrintQueueDT implementation
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HRESULT CreatePrintQueueDT(REFIID riid, void **ppv);
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} // namespace DragDrop
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#endif // ndef _DRAGDROP_HXX
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