dlls/dmband/band.c

   1 /* IDirectMusicBand Implementation
   2  *
   3  * Copyright (C) 2003 Rok Mandeljc
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU Library General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18  */
  19
  20 #include "windef.h"
  21 #include "winbase.h"
  22 #include "winuser.h"
  23 #include "wingdi.h"
  24 #include "wine/debug.h"
  25
  26 #include "dmband_private.h"
  27
  28 WINE_DEFAULT_DEBUG_CHANNEL(dmusic);
  29
  30 /* IDirectMusicBand IUnknown parts follow: */
  31 HRESULT WINAPI IDirectMusicBandImpl_QueryInterface (LPDIRECTMUSICBAND iface, REFIID riid, LPVOID *ppobj)
  32 {
  33         ICOM_THIS(IDirectMusicBandImpl,iface);
  34
  35         if (IsEqualGUID(riid, &IID_IUnknown) ||
  36             IsEqualGUID(riid, &IID_IDirectMusicBand))
  37         {
  38                 IDirectMusicBandImpl_AddRef(iface);
  39                 *ppobj = This;
  40                 return S_OK;
  41         }
  42         WARN("(%p)->(%s,%p),not found\n", This, debugstr_guid(riid), ppobj);
  43         return E_NOINTERFACE;
  44 }
  45
  46 ULONG WINAPI IDirectMusicBandImpl_AddRef (LPDIRECTMUSICBAND iface)
  47 {
  48         ICOM_THIS(IDirectMusicBandImpl,iface);
  49         TRACE("(%p) : AddRef from %ld\n", This, This->ref);
  50         return ++(This->ref);
  51 }
  52
  53 ULONG WINAPI IDirectMusicBandImpl_Release (LPDIRECTMUSICBAND iface)
  54 {
  55         ICOM_THIS(IDirectMusicBandImpl,iface);
  56         ULONG ref = --This->ref;
  57         TRACE("(%p) : ReleaseRef to %ld\n", This, This->ref);
  58         if (ref == 0)
  59         {
  60                 HeapFree(GetProcessHeap(), 0, This);
  61         }
  62         return ref;
  63 }
  64
  65 /* IDirectMusicBand Interface follow: */
  66 HRESULT WINAPI IDirectMusicBandImpl_CreateSegment (LPDIRECTMUSICBAND iface, IDirectMusicSegment** ppSegment)
  67 {
  68         ICOM_THIS(IDirectMusicBandImpl,iface);
  69
  70         FIXME("(%p, %p): stub\n", This, ppSegment);
  71
  72         return S_OK;
  73 }
  74
  75 HRESULT WINAPI IDirectMusicBandImpl_Download (LPDIRECTMUSICBAND iface, IDirectMusicPerformance* pPerformance)
  76 {
  77         ICOM_THIS(IDirectMusicBandImpl,iface);
  78
  79         FIXME("(%p, %p): stub\n", This, pPerformance);
  80
  81         return S_OK;
  82 }
  83
  84 HRESULT WINAPI IDirectMusicBandImpl_Unload (LPDIRECTMUSICBAND iface, IDirectMusicPerformance* pPerformance)
  85 {
  86         ICOM_THIS(IDirectMusicBandImpl,iface);
  87
  88         FIXME("(%p, %p): stub\n", This, pPerformance);
  89
  90         return S_OK;
  91 }
  92
  93 ICOM_VTABLE(IDirectMusicBand) DirectMusicBand_Vtbl =
  94 {
  95     ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
  96         IDirectMusicBandImpl_QueryInterface,
  97         IDirectMusicBandImpl_AddRef,
  98         IDirectMusicBandImpl_Release,
  99         IDirectMusicBandImpl_CreateSegment,
 100         IDirectMusicBandImpl_Download,
 101         IDirectMusicBandImpl_Unload
 102 };
 103
 104 /* for ClassFactory */
 105 HRESULT WINAPI DMUSIC_CreateDirectMusicBand (LPCGUID lpcGUID, LPDIRECTMUSICBAND* ppDMBand, LPUNKNOWN pUnkOuter)
 106 {
 107         IDirectMusicBandImpl* dmband;
 108
 109         if (IsEqualGUID (lpcGUID, &IID_IDirectMusicBand))
 110         {
 111                 dmband = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectMusicBandImpl));
 112                 if (NULL == dmband) {
 113                         *ppDMBand = (LPDIRECTMUSICBAND) NULL;
 114                         return E_OUTOFMEMORY;
 115                 }
 116                 dmband->lpVtbl = &DirectMusicBand_Vtbl;
 117                 dmband->ref = 1;
 118                 *ppDMBand = (LPDIRECTMUSICBAND) dmband;
 119                 return S_OK;
 120         }
 121         WARN("No interface found\n");
 122
 123         return E_NOINTERFACE;
 124 }