include/wine/obj_dragdrop.h

   1 /*
   2  * Defines the COM interfaces and APIs related to OLE Drag and Drop.
   3  *
   4  * Copyright (C) 1999 Francis Beaudet
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20
  21 #ifndef __WINE_WINE_OBJ_DRAGDROP_H
  22 #define __WINE_WINE_OBJ_DRAGDROP_H
  23
  24 #ifdef __cplusplus
  25 extern "C" {
  26 #endif /* defined(__cplusplus) */
  27
  28 /*****************************************************************************
  29  * Predeclare the interfaces
  30  */
  31 DEFINE_OLEGUID(IID_IDropSource, 0x00000121L, 0, 0);
  32 typedef struct IDropSource IDropSource,*LPDROPSOURCE;
  33
  34 DEFINE_OLEGUID(IID_IDropTarget, 0x00000122L, 0, 0);
  35 typedef struct IDropTarget IDropTarget,*LPDROPTARGET;
  36
  37 /*****************************************************************************
  38  * DROPEFFECT enumeration
  39  */
  40 #define MK_ALT (0x20)
  41 #define DROPEFFECT_NONE         0
  42 #define DROPEFFECT_COPY         1
  43 #define DROPEFFECT_MOVE         2
  44 #define DROPEFFECT_LINK         4
  45 #define DROPEFFECT_SCROLL       0x80000000
  46 #define DD_DEFSCROLLINSET 11
  47 #define DD_DEFSCROLLDELAY 50
  48 #define DD_DEFSCROLLINTERVAL 50
  49 #define DD_DEFDRAGDELAY   50
  50 #define DD_DEFDRAGMINDIST  2
  51
  52 /*****************************************************************************
  53  * IDropSource interface
  54  */
  55 #define INTERFACE IDropSource
  56 #define IDropSource_METHODS \
  57     IUnknown_METHODS \
  58     STDMETHOD(QueryContinueDrag)(THIS_ BOOL  fEscapePressed, DWORD  grfKeyState) PURE; \
  59     STDMETHOD(GiveFeedback)(THIS_ DWORD  dwEffect) PURE;
  60 ICOM_DEFINE(IDropSource,IUnknown)
  61 #undef INTERFACE
  62
  63 #ifdef COBJMACROS
  64 /*** IUnknown methods ***/
  65 #define IDropSource_QueryInterface(p,a,b) (p)->lpVtbl->QueryInterface(p,a,b)
  66 #define IDropSource_AddRef(p)             (p)->lpVtbl->AddRef(p)
  67 #define IDropSource_Release(p)            (p)->lpVtbl->Release(p)
  68 /*** IDropSource methods ***/
  69 #define IDropSource_QueryContinueDrag(p,a,b) (p)->lpVtbl->QueryContinueDrag(p,a,b)
  70 #define IDropSource_GiveFeedback(p,a)        (p)->lpVtbl->GiveFeedback(p,a)
  71 #endif
  72
  73 /*****************************************************************************
  74  * IDropTarget interface
  75  */
  76 #define INTERFACE IDropTarget
  77 #define IDropTarget_METHODS \
  78     IUnknown_METHODS \
  79     STDMETHOD(DragEnter)(THIS_ IDataObject * pDataObject, DWORD  grfKeyState, POINTL  pt, DWORD * pdwEffect) PURE; \
  80     STDMETHOD(DragOver)(THIS_ DWORD  grfKeyState, POINTL  pt, DWORD * pdwEffect) PURE; \
  81     STDMETHOD(DragLeave)(THIS) PURE; \
  82     STDMETHOD(Drop)(THIS_ IDataObject * pDataObject, DWORD  grfKeyState, POINTL  pt, DWORD * pdwEffect) PURE;
  83 ICOM_DEFINE(IDropTarget,IUnknown)
  84 #undef INTERFACE
  85
  86 #ifdef COBJMACROS
  87 /*** IUnknown methods ***/
  88 #define IDropTarget_QueryInterface(p,a,b) (p)->lpVtbl->QueryInterface(p,a,b)
  89 #define IDropTarget_AddRef(p)             (p)->lpVtbl->AddRef(p)
  90 #define IDropTarget_Release(p)            (p)->lpVtbl->Release(p)
  91 /*** IDropTarget methods ***/
  92 #define IDropTarget_DragEnter(p,a,b,c,d)  (p)->lpVtbl->DragEnter(p,a,b,c,d)
  93 #define IDropTarget_DragOver(p,a,b,c)     (p)->lpVtbl->DragOver(p,a,b,c)
  94 #define IDropTarget_DragLeave(p)          (p)->lpVtbl->DragLeave(p)
  95 #define IDropTarget_Drop(p,a,b,c,d)       (p)->lpVtbl->Drop(p,a,b,c,d)
  96 #endif
  97
  98 #ifdef __cplusplus
  99 } /* extern "C" */
 100 #endif /* defined(__cplusplus) */
 101
 102 #endif /*  __WINE_WINE_OBJ_DRAGDROP_H */