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 "wine/heap.h"
  23 #include "ole2.h"
  24 #include "dshow.h"
  25 #include "wmp.h"
  26
  27 #define TID_LIST \
  28     XIID(NULL) \
  29     CTID(WindowsMediaPlayer)
  30
  31 typedef enum {
  32 #define XIID(iface) iface ## _tid,
  33 #define CTID(name) name ## _tid,
  34 TID_LIST
  35 #undef XIID
  36 #undef CTID
  37     LAST_tid
  38 } typeinfo_id;
  39
  40 HRESULT get_typeinfo(typeinfo_id tid, ITypeInfo **typeinfo) DECLSPEC_HIDDEN;
  41
  42 typedef struct {
  43     IConnectionPoint IConnectionPoint_iface;
  44
  45     IConnectionPointContainer *container;
  46
  47     IDispatch **sinks;
  48     DWORD sinks_size;
  49
  50     IID iid;
  51 } ConnectionPoint;
  52
  53 typedef struct {
  54     IWMPMedia IWMPMedia_iface;
  55
  56     LONG ref;
  57
  58     WCHAR *url;
  59     WCHAR *name;
  60
  61     DOUBLE duration;
  62 } WMPMedia;
  63
  64 typedef struct {
  65     IWMPPlaylist IWMPPlaylist_iface;
  66
  67     LONG ref;
  68     LONG count;
  69
  70     WCHAR *url;
  71     WCHAR *name;
  72 } WMPPlaylist;
  73
  74 struct WindowsMediaPlayer {
  75     IOleObject IOleObject_iface;
  76     IProvideClassInfo2 IProvideClassInfo2_iface;
  77     IPersistStreamInit IPersistStreamInit_iface;
  78     IOleInPlaceObjectWindowless IOleInPlaceObjectWindowless_iface;
  79     IConnectionPointContainer IConnectionPointContainer_iface;
  80     IOleControl IOleControl_iface;
  81     IWMPPlayer4 IWMPPlayer4_iface;
  82     IWMPPlayer IWMPPlayer_iface;
  83     IWMPSettings IWMPSettings_iface;
  84     IWMPControls IWMPControls_iface;
  85     IWMPNetwork IWMPNetwork_iface;
  86
  87     LONG ref;
  88
  89     IOleClientSite *client_site;
  90     HWND hwnd;
  91     SIZEL extent;
  92
  93     /* Settings */
  94     VARIANT_BOOL auto_start;
  95     VARIANT_BOOL invoke_urls;
  96     VARIANT_BOOL enable_error_dialogs;
  97     LONG volume;
  98
  99     ConnectionPoint *wmpocx;
 100
 101     WMPMedia *media;
 102     WMPPlaylist *playlist;
 103
 104     /* DirectShow stuff */
 105     IGraphBuilder* filter_graph;
 106     IMediaControl* media_control;
 107     IMediaEvent* media_event;
 108     IMediaSeeking* media_seeking;
 109     IBasicAudio* basic_audio;
 110
 111     /* Async event notification */
 112     HWND msg_window;
 113 };
 114
 115 BOOL init_player(WindowsMediaPlayer*) DECLSPEC_HIDDEN;
 116 void destroy_player(WindowsMediaPlayer*) DECLSPEC_HIDDEN;
 117 WMPMedia *unsafe_impl_from_IWMPMedia(IWMPMedia *iface) DECLSPEC_HIDDEN;
 118 WMPPlaylist *unsafe_impl_from_IWMPPlaylist(IWMPPlaylist *iface) DECLSPEC_HIDDEN;
 119 HRESULT create_media_from_url(BSTR url, double duration, IWMPMedia **ppMedia) DECLSPEC_HIDDEN;
 120 HRESULT create_playlist(BSTR name, BSTR url, LONG count, IWMPPlaylist **ppPlaylist) DECLSPEC_HIDDEN;
 121 void ConnectionPointContainer_Init(WindowsMediaPlayer *wmp) DECLSPEC_HIDDEN;
 122 void ConnectionPointContainer_Destroy(WindowsMediaPlayer *wmp) DECLSPEC_HIDDEN;
 123 void call_sink(ConnectionPoint *This, DISPID dispid, DISPPARAMS *dispparams) DECLSPEC_HIDDEN;
 124
 125 HRESULT WINAPI WMPFactory_CreateInstance(IClassFactory*,IUnknown*,REFIID,void**) DECLSPEC_HIDDEN;
 126
 127 void unregister_wmp_class(void) DECLSPEC_HIDDEN;
 128 void unregister_player_msg_class(void) DECLSPEC_HIDDEN;
 129
 130 extern HINSTANCE wmp_instance DECLSPEC_HIDDEN;
 131
 132 static inline WCHAR *heap_strdupW(const WCHAR *str)
 133 {
 134     WCHAR *ret;
 135
 136     if(str) {
 137         size_t size = lstrlenW(str)+1;
 138         ret = heap_alloc(size*sizeof(WCHAR));
 139         if(ret)
 140             memcpy(ret, str, size*sizeof(WCHAR));
 141     }else {
 142         ret = NULL;
 143     }
 144
 145     return ret;
 146 }
 147
 148 static inline HRESULT return_bstr(const WCHAR *value, BSTR *p)
 149 {
 150     if(!p)
 151         return E_POINTER;
 152
 153     if(value) {
 154         *p = SysAllocString(value);
 155         if(!*p)
 156             return E_OUTOFMEMORY;
 157     }else {
 158         *p = NULL;
 159     }
 160
 161     return S_OK;
 162 }