dlls/wmp/wmp_private.h

   1 /*
   2  * Copyright 2014 Jacek Caban for CodeWeavers
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  */
  18
  19 #define COBJMACROS
  20
  21 #include "windows.h"
  22 #include "ole2.h"
  23 #include "dshow.h"
  24 #include "wmp.h"
  25
  26 #define TID_LIST \
  27     XIID(NULL) \
  28     CTID(WindowsMediaPlayer)
  29
  30 typedef enum {
  31 #define XIID(iface) iface ## _tid,
  32 #define CTID(name) name ## _tid,
  33 TID_LIST
  34 #undef XIID
  35 #undef CTID
  36     LAST_tid
  37 } typeinfo_id;
  38
  39 HRESULT get_typeinfo(typeinfo_id tid, ITypeInfo **typeinfo);
  40
  41 typedef struct {
  42     IConnectionPoint IConnectionPoint_iface;
  43
  44     IConnectionPointContainer *container;
  45
  46     IDispatch **sinks;
  47     DWORD sinks_size;
  48
  49     IID iid;
  50 } ConnectionPoint;
  51
  52 typedef struct {
  53     IWMPMedia IWMPMedia_iface;
  54
  55     LONG ref;
  56
  57     WCHAR *url;
  58     WCHAR *name;
  59
  60     DOUBLE duration;
  61 } WMPMedia;
  62
  63 typedef struct {
  64     IWMPPlaylist IWMPPlaylist_iface;
  65
  66     LONG ref;
  67     LONG count;
  68
  69     WCHAR *url;
  70     WCHAR *name;
  71 } WMPPlaylist;
  72
  73 struct WindowsMediaPlayer {
  74     IOleObject IOleObject_iface;
  75     IProvideClassInfo2 IProvideClassInfo2_iface;
  76     IPersistStreamInit IPersistStreamInit_iface;
  77     IOleInPlaceObjectWindowless IOleInPlaceObjectWindowless_iface;
  78     IConnectionPointContainer IConnectionPointContainer_iface;
  79     IOleControl IOleControl_iface;
  80     IWMPPlayer4 IWMPPlayer4_iface;
  81     IWMPPlayer IWMPPlayer_iface;
  82     IWMPSettings IWMPSettings_iface;
  83     IWMPControls IWMPControls_iface;
  84     IWMPNetwork IWMPNetwork_iface;
  85
  86     LONG ref;
  87
  88     IOleClientSite *client_site;
  89     HWND hwnd;
  90     SIZEL extent;
  91
  92     /* Settings */
  93     VARIANT_BOOL auto_start;
  94     VARIANT_BOOL invoke_urls;
  95     VARIANT_BOOL enable_error_dialogs;
  96     LONG volume;
  97
  98     ConnectionPoint *wmpocx;
  99
 100     WMPMedia *media;
 101     WMPPlaylist *playlist;
 102
 103     /* DirectShow stuff */
 104     IGraphBuilder* filter_graph;
 105     IMediaControl* media_control;
 106     IMediaEvent* media_event;
 107     IMediaSeeking* media_seeking;
 108     IBasicAudio* basic_audio;
 109
 110     /* Async event notification */
 111     HWND msg_window;
 112 };
 113
 114 BOOL init_player(WindowsMediaPlayer*);
 115 void destroy_player(WindowsMediaPlayer*);
 116 WMPMedia *unsafe_impl_from_IWMPMedia(IWMPMedia *iface);
 117 WMPPlaylist *unsafe_impl_from_IWMPPlaylist(IWMPPlaylist *iface);
 118 HRESULT create_media_from_url(BSTR url, double duration, IWMPMedia **ppMedia);
 119 HRESULT create_playlist(BSTR name, BSTR url, LONG count, IWMPPlaylist **ppPlaylist);
 120 void ConnectionPointContainer_Init(WindowsMediaPlayer *wmp);
 121 void ConnectionPointContainer_Destroy(WindowsMediaPlayer *wmp);
 122 void call_sink(ConnectionPoint *This, DISPID dispid, DISPPARAMS *dispparams);
 123
 124 HRESULT WINAPI WMPFactory_CreateInstance(IClassFactory*,IUnknown*,REFIID,void**);
 125
 126 void unregister_wmp_class(void);
 127 void unregister_player_msg_class(void);
 128
 129 extern HINSTANCE wmp_instance;
 130
 131 static inline HRESULT return_bstr(const WCHAR *value, BSTR *p)
 132 {
 133     if(!p)
 134         return E_POINTER;
 135
 136     if(value) {
 137         *p = SysAllocString(value);
 138         if(!*p)
 139             return E_OUTOFMEMORY;
 140     }else {
 141         *p = NULL;
 142     }
 143
 144     return S_OK;
 145 }