196 lines
5.4 KiB
C
196 lines
5.4 KiB
C
/*****************************************************************************\
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* *
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* dde.h - Dynamic Data Exchange structures and definitions *
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* *
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* Copyright (c) 1993-1999, Microsoft Corp. All rights reserved *
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* *
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\*****************************************************************************/
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#ifndef _DDEHEADER_INCLUDED_
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#define _DDEHEADER_INCLUDED_
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#if _MSC_VER > 1000
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#pragma once
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#endif
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#ifndef _WINDEF_
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#include <windef.h>
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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// begin_r_dde
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/* DDE window messages */
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#define WM_DDE_FIRST 0x03E0
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#define WM_DDE_INITIATE (WM_DDE_FIRST)
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#define WM_DDE_TERMINATE (WM_DDE_FIRST+1)
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#define WM_DDE_ADVISE (WM_DDE_FIRST+2)
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#define WM_DDE_UNADVISE (WM_DDE_FIRST+3)
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#define WM_DDE_ACK (WM_DDE_FIRST+4)
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#define WM_DDE_DATA (WM_DDE_FIRST+5)
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#define WM_DDE_REQUEST (WM_DDE_FIRST+6)
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#define WM_DDE_POKE (WM_DDE_FIRST+7)
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#define WM_DDE_EXECUTE (WM_DDE_FIRST+8)
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#define WM_DDE_LAST (WM_DDE_FIRST+8)
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// end_r_dde
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/*----------------------------------------------------------------------------
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| DDEACK structure
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| Structure of wStatus (LOWORD(lParam)) in WM_DDE_ACK message
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| sent in response to a WM_DDE_DATA, WM_DDE_REQUEST, WM_DDE_POKE,
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| WM_DDE_ADVISE, or WM_DDE_UNADVISE message.
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----------------------------------------------------------------------------*/
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typedef struct {
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#ifndef _MAC
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unsigned short bAppReturnCode:8,
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reserved:6,
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fBusy:1,
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fAck:1;
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#else
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unsigned short usFlags;
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#endif
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} DDEACK;
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/*----------------------------------------------------------------------------
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| DDEADVISE structure
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| WM_DDE_ADVISE parameter structure for hOptions (LOWORD(lParam))
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----------------------------------------------------------------------------*/
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typedef struct {
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#ifndef _MAC
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unsigned short reserved:14,
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fDeferUpd:1,
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fAckReq:1;
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#else
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unsigned short usFlags;
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#endif
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short cfFormat;
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} DDEADVISE;
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/*----------------------------------------------------------------------------
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| DDEDATA structure
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| WM_DDE_DATA parameter structure for hData (LOWORD(lParam)).
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| The actual size of this structure depends on the size of
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| the Value array.
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----------------------------------------------------------------------------*/
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typedef struct {
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#ifndef _MAC
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unsigned short unused:12,
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fResponse:1,
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fRelease:1,
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reserved:1,
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fAckReq:1;
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#else
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unsigned short usFlags;
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#endif
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short cfFormat;
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BYTE Value[1];
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} DDEDATA;
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/*----------------------------------------------------------------------------
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| DDEPOKE structure
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| WM_DDE_POKE parameter structure for hData (LOWORD(lParam)).
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| The actual size of this structure depends on the size of
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| the Value array.
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----------------------------------------------------------------------------*/
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typedef struct {
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#ifndef _MAC
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unsigned short unused:13, /* Earlier versions of DDE.H incorrectly */
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/* 12 unused bits. */
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fRelease:1,
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fReserved:2;
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#else
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unsigned short usFlags;
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#endif
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short cfFormat;
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BYTE Value[1]; /* This member was named rgb[1] in previous */
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/* versions of DDE.H */
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} DDEPOKE;
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/*----------------------------------------------------------------------------
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The following typedef's were used in previous versions of the Windows SDK.
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They are still valid. The above typedef's define exactly the same structures
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as those below. The above typedef names are recommended, however, as they
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are more meaningful.
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Note that the DDEPOKE structure typedef'ed in earlier versions of DDE.H did
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not correctly define the bit positions.
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----------------------------------------------------------------------------*/
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typedef struct {
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#ifndef _MAC
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unsigned short unused:13,
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fRelease:1,
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fDeferUpd:1,
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fAckReq:1;
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#else
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unsigned short usFlags;
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#endif
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short cfFormat;
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} DDELN;
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typedef struct {
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#ifndef _MAC
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unsigned short unused:12,
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fAck:1,
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fRelease:1,
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fReserved:1,
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fAckReq:1;
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#else
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unsigned short usFlags;
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#endif
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short cfFormat;
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BYTE rgb[1];
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} DDEUP;
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/*
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* DDE SECURITY
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*/
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BOOL
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WINAPI
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DdeSetQualityOfService(
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HWND hwndClient,
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CONST SECURITY_QUALITY_OF_SERVICE *pqosNew,
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PSECURITY_QUALITY_OF_SERVICE pqosPrev);
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BOOL
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WINAPI
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ImpersonateDdeClientWindow(
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HWND hWndClient,
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HWND hWndServer);
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/*
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* DDE message packing APIs
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*/
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LPARAM APIENTRY PackDDElParam(UINT msg, UINT_PTR uiLo, UINT_PTR uiHi);
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BOOL APIENTRY UnpackDDElParam(UINT msg, LPARAM lParam, PUINT_PTR puiLo, PUINT_PTR puiHi);
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BOOL APIENTRY FreeDDElParam(UINT msg, LPARAM lParam);
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LPARAM APIENTRY ReuseDDElParam(LPARAM lParam, UINT msgIn, UINT msgOut, UINT_PTR uiLo, UINT_PTR uiHi);
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#ifdef __cplusplus
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}
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#endif
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#endif // _DDEHEADER_INCLUDED_
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