From e8efc1e630ede221d87301c16dd72028aa886bb9 Mon Sep 17 00:00:00 2001
From: Jacek Caban <jacek@codeweavers.com>
Date: Mon, 15 Apr 2013 17:41:17 +0200
Subject: [PATCH] ieframe: Added IConnectionPoint::EnumConnections
 implementation.

---
 dlls/ieframe/events.c | 135 ++++++++++++++++++++++++++++++++++++++++++++++++--
 1 file changed, 131 insertions(+), 4 deletions(-)

diff --git a/dlls/ieframe/events.c b/dlls/ieframe/events.c
index 5a426ab5e58..eef1c17e6c0 100644
--- a/dlls/ieframe/events.c
+++ b/dlls/ieframe/events.c
@@ -109,8 +109,6 @@ static HRESULT WINAPI ConnectionPointContainer_FindConnectionPoint(IConnectionPo
     return CONNECT_E_NOCONNECTION;
 }
 
-#undef impl_from_IConnectionPointContainer
-
 static const IConnectionPointContainerVtbl ConnectionPointContainerVtbl =
 {
     ConnectionPointContainer_QueryInterface,
@@ -130,6 +128,120 @@ static inline ConnectionPoint *impl_from_IConnectionPoint(IConnectionPoint *ifac
     return CONTAINING_RECORD(iface, ConnectionPoint, IConnectionPoint_iface);
 }
 
+typedef struct {
+    IEnumConnections IEnumConnections_iface;
+
+    LONG ref;
+
+    ConnectionPoint *cp;
+    DWORD iter;
+} EnumConnections;
+
+static inline EnumConnections *impl_from_IEnumConnections(IEnumConnections *iface)
+{
+    return CONTAINING_RECORD(iface, EnumConnections, IEnumConnections_iface);
+}
+
+static HRESULT WINAPI EnumConnections_QueryInterface(IEnumConnections *iface, REFIID riid, void **ppv)
+{
+    EnumConnections *This = impl_from_IEnumConnections(iface);
+
+    if(IsEqualGUID(&IID_IUnknown, riid)) {
+        TRACE("(%p)->(IID_IUnknown %p)\n", This, ppv);
+        *ppv = &This->IEnumConnections_iface;
+    }else if(IsEqualGUID(&IID_IEnumConnections, riid)) {
+        TRACE("(%p)->(IID_IEnumConnections %p)\n", This, ppv);
+        *ppv = &This->IEnumConnections_iface;
+    }else {
+        WARN("Unsupported interface %s\n", debugstr_guid(riid));
+        *ppv = NULL;
+        return E_NOINTERFACE;
+    }
+
+    IUnknown_AddRef((IUnknown*)*ppv);
+    return S_OK;
+}
+
+static ULONG WINAPI EnumConnections_AddRef(IEnumConnections *iface)
+{
+    EnumConnections *This = impl_from_IEnumConnections(iface);
+    LONG ref = InterlockedIncrement(&This->ref);
+
+    TRACE("(%p) ref=%d\n", This, ref);
+
+    return ref;
+}
+
+static ULONG WINAPI EnumConnections_Release(IEnumConnections *iface)
+{
+    EnumConnections *This = impl_from_IEnumConnections(iface);
+    LONG ref = InterlockedDecrement(&This->ref);
+
+    TRACE("(%p) ref=%d\n", This, ref);
+
+    if(!ref) {
+        IConnectionPoint_Release(&This->cp->IConnectionPoint_iface);
+        heap_free(This);
+    }
+
+    return ref;
+}
+
+static HRESULT WINAPI EnumConnections_Next(IEnumConnections *iface, ULONG cConnections, CONNECTDATA *pgcd, ULONG *pcFetched)
+{
+    EnumConnections *This = impl_from_IEnumConnections(iface);
+    ULONG cnt = 0;
+
+    TRACE("(%p)->(%u %p %p)\n", This, cConnections, pgcd, pcFetched);
+
+    while(cConnections--) {
+        while(This->iter < This->cp->sinks_size && !This->cp->sinks[This->iter])
+            This->iter++;
+        if(This->iter == This->cp->sinks_size)
+            break;
+
+        pgcd[cnt].pUnk = (IUnknown*)This->cp->sinks[This->iter];
+        pgcd[cnt].dwCookie = cnt+1;
+        This->iter++;
+        cnt++;
+    }
+
+    if(pcFetched)
+        *pcFetched = cnt;
+    return cnt ? S_OK : S_FALSE;
+}
+
+static HRESULT WINAPI EnumConnections_Skip(IEnumConnections *iface, ULONG cConnections)
+{
+    EnumConnections *This = impl_from_IEnumConnections(iface);
+    FIXME("(%p)->(%u)\n", This, cConnections);
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI EnumConnections_Reset(IEnumConnections *iface)
+{
+    EnumConnections *This = impl_from_IEnumConnections(iface);
+    FIXME("(%p)\n", This);
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI EnumConnections_Clone(IEnumConnections *iface, IEnumConnections **ppEnum)
+{
+    EnumConnections *This = impl_from_IEnumConnections(iface);
+    FIXME("(%p)->(%p)\n", This, ppEnum);
+    return E_NOTIMPL;
+}
+
+static const IEnumConnectionsVtbl EnumConnectionsVtbl = {
+    EnumConnections_QueryInterface,
+    EnumConnections_AddRef,
+    EnumConnections_Release,
+    EnumConnections_Next,
+    EnumConnections_Skip,
+    EnumConnections_Reset,
+    EnumConnections_Clone
+};
+
 static HRESULT WINAPI ConnectionPoint_QueryInterface(IConnectionPoint *iface,
                                                      REFIID riid, LPVOID *ppv)
 {
@@ -245,8 +357,23 @@ static HRESULT WINAPI ConnectionPoint_EnumConnections(IConnectionPoint *iface,
                                                       IEnumConnections **ppEnum)
 {
     ConnectionPoint *This = impl_from_IConnectionPoint(iface);
-    FIXME("(%p)->(%p)\n", This, ppEnum);
-    return E_NOTIMPL;
+    EnumConnections *ret;
+
+    TRACE("(%p)->(%p)\n", This, ppEnum);
+
+    ret = heap_alloc(sizeof(*ret));
+    if(!ret)
+        return E_OUTOFMEMORY;
+
+    ret->IEnumConnections_iface.lpVtbl = &EnumConnectionsVtbl;
+    ret->ref = 1;
+    ret->iter = 0;
+
+    IConnectionPoint_AddRef(&This->IConnectionPoint_iface);
+    ret->cp = This;
+
+    *ppEnum = &ret->IEnumConnections_iface;
+    return S_OK;
 }
 
 static const IConnectionPointVtbl ConnectionPointVtbl =
-- 
2.11.4.GIT