wmp: Add OPEN/PLAY state change notifications.

dlls/wmp/events.c

@@ -400,3 +400,14 @@ void ConnectionPointContainer_Destroy(WindowsMediaPlayer *wmp)
 {
     ConnectionPoint_Destroy(wmp->wmpocx);
 }
+
+void call_sink(ConnectionPoint *This, DISPID dispid, DISPPARAMS *dispparams)
+{
+    DWORD i;
+
+    for(i=0; i<This->sinks_size; i++) {
+        if(This->sinks[i])
+            IDispatch_Invoke(This->sinks[i], dispid, &IID_NULL, LOCALE_SYSTEM_DEFAULT,
+                    DISPATCH_METHOD, dispparams, NULL, NULL, NULL);
+    }
+}

dlls/wmp/oleobj.c

@@ -307,8 +307,8 @@ static ULONG WINAPI OleObject_Release(IOleObject *iface)
 
     if(!ref) {
         release_client_site(This);
-        ConnectionPointContainer_Destroy(This);
         destroy_player(This);
+        ConnectionPointContainer_Destroy(This);
         heap_free(This);
     }
 

dlls/wmp/player.c

@@ -20,9 +20,26 @@
 
 #include "wine/debug.h"
 #include <nserror.h>
+#include "wmpids.h"
 
 WINE_DEFAULT_DEBUG_CHANNEL(wmp);
 
+static void update_state(WindowsMediaPlayer *wmp, LONG type, LONG state)
+{
+    DISPPARAMS dispparams;
+    VARIANTARG params[1];
+
+    dispparams.cArgs = 1;
+    dispparams.cNamedArgs = 0;
+    dispparams.rgdispidNamedArgs = NULL;
+    dispparams.rgvarg = params;
+
+    V_VT(params) = VT_UI4;
+    V_UI4(params) = state;
+
+    call_sink(wmp->wmpocx, type, &dispparams);
+}
+
 static inline WMPMedia *impl_from_IWMPMedia(IWMPMedia *iface)
 {
     return CONTAINING_RECORD(iface, WMPMedia, IWMPMedia_iface);
@@ -125,14 +142,21 @@ static HRESULT WINAPI WMPPlayer4_put_URL(IWMPPlayer4 *iface, BSTR url)
     if(url == NULL) {
         return E_POINTER;
     }
+
     hres = create_media_from_url(url, &media);
+
     if (SUCCEEDED(hres)) {
+        update_state(This, DISPID_WMPCOREEVENT_PLAYSTATECHANGE, wmppsTransitioning);
         hres = IWMPPlayer4_put_currentMedia(iface, media);
         IWMPMedia_Release(media); /* put will addref */
     }
-    if (SUCCEEDED(hres) && This->auto_start) {
+    if (SUCCEEDED(hres)) {
+        update_state(This, DISPID_WMPCOREEVENT_PLAYSTATECHANGE, wmppsReady);
+        if (This->auto_start == VARIANT_TRUE) {
             hres = IWMPControls_play(&This->IWMPControls_iface);
         }
+    }
+
     return hres;
 }
 
@@ -191,9 +215,13 @@ static HRESULT WINAPI WMPPlayer4_put_currentMedia(IWMPPlayer4 *iface, IWMPMedia
     if(pMedia == NULL) {
         return E_POINTER;
     }
+    update_state(This, DISPID_WMPCOREEVENT_OPENSTATECHANGE, wmposPlaylistChanging);
     if(This->wmpmedia != NULL) {
         IWMPMedia_Release(This->wmpmedia);
     }
+    update_state(This, DISPID_WMPCOREEVENT_OPENSTATECHANGE, wmposPlaylistChanged);
+    update_state(This, DISPID_WMPCOREEVENT_OPENSTATECHANGE, wmposPlaylistOpenNoMedia);
+
     This->wmpmedia = pMedia;
     IWMPMedia_AddRef(This->wmpmedia);
     return S_OK;
@@ -1388,19 +1416,32 @@ static HRESULT WINAPI WMPControls_play(IWMPControls *iface)
                 CLSCTX_INPROC_SERVER,
                 &IID_IGraphBuilder,
                 (void **)&This->filter_graph);
+        update_state(This, DISPID_WMPCOREEVENT_OPENSTATECHANGE, wmposOpeningUnknownURL);
+
         if (SUCCEEDED(hres))
             hres = IGraphBuilder_RenderFile(This->filter_graph, media->url, NULL);
         if (SUCCEEDED(hres))
             hres = IGraphBuilder_QueryInterface(This->filter_graph, &IID_IMediaControl,
                     (void**)&This->media_control);
+        if (SUCCEEDED(hres))
+            update_state(This, DISPID_WMPCOREEVENT_OPENSTATECHANGE, wmposMediaOpen);
     }
 
+    update_state(This, DISPID_WMPCOREEVENT_PLAYSTATECHANGE, wmppsTransitioning);
+
     if (SUCCEEDED(hres))
         hres = IMediaControl_Run(This->media_control);
 
     if (hres == S_FALSE) {
         hres = S_OK; /* S_FALSE will mean that graph is transitioning and that is fine */
     }
+
+    if (SUCCEEDED(hres)) {
+        update_state(This, DISPID_WMPCOREEVENT_PLAYSTATECHANGE, wmppsPlaying);
+    } else {
+        update_state(This, DISPID_WMPCOREEVENT_PLAYSTATECHANGE, wmppsUndefined);
+    }
+
     return hres;
 }
 
@@ -1419,6 +1460,8 @@ static HRESULT WINAPI WMPControls_stop(IWMPControls *iface)
     IGraphBuilder_Release(This->filter_graph);
     This->filter_graph = NULL;
     This->media_control = NULL;
+    update_state(This, DISPID_WMPCOREEVENT_OPENSTATECHANGE, wmposPlaylistOpenNoMedia);
+    update_state(This, DISPID_WMPCOREEVENT_PLAYSTATECHANGE, wmppsStopped);
     return hres;
 }
 

dlls/wmp/wmp_main.c

@@ -25,6 +25,7 @@
 WINE_DEFAULT_DEBUG_CHANNEL(wmp);
 
 HINSTANCE wmp_instance;
+DEFINE_GUID(GUID_NULL,0,0,0,0,0,0,0,0,0,0,0);
 
 static HRESULT WINAPI ClassFactory_QueryInterface(IClassFactory *iface, REFIID riid, void **ppv)
 {

dlls/wmp/wmp_private.h

@@ -83,6 +83,7 @@ WMPMedia *unsafe_impl_from_IWMPMedia(IWMPMedia *iface) DECLSPEC_HIDDEN;
 HRESULT create_media_from_url(BSTR url, IWMPMedia **ppMedia) DECLSPEC_HIDDEN;
 void ConnectionPointContainer_Init(WindowsMediaPlayer *wmp) DECLSPEC_HIDDEN;
 void ConnectionPointContainer_Destroy(WindowsMediaPlayer *wmp) DECLSPEC_HIDDEN;
+void call_sink(ConnectionPoint *This, DISPID dispid, DISPPARAMS *dispparams) DECLSPEC_HIDDEN;
 
 HRESULT WINAPI WMPFactory_CreateInstance(IClassFactory*,IUnknown*,REFIID,void**) DECLSPEC_HIDDEN;
 

include/Makefile.in

@@ -706,6 +706,7 @@ SOURCES = \
 	wmium.h \
 	wmiutils.idl \
 	wmp.idl \
+	wmpids.h \
 	wmsbuffer.idl \
 	wmsdk.h \
 	wmsdkidl.idl \

include/wmpids.h

+/*
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
+/* WMPCoreEvents */
+#define DISPID_WMPCOREEVENT_OPENSTATECHANGE     5001
+#define DISPID_WMPCOREEVENT_STATUSCHANGE        5002
+
+#define DISPID_WMPCOREEVENT_PLAYSTATECHANGE     5101
+
+#define DISPID_WMPCOREEVENT_MEDIACHANGE         5802
+#define DISPID_WMPCOREEVENT_CURRENTITEMCHANGE   5806