wine/dlls/mshtml/conpoint.c

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/*
* Copyright 2006 Jacek Caban for CodeWeavers
*
* 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
*/
#include <stdarg.h>
#define COBJMACROS
#include "windef.h"
#include "winbase.h"
#include "winuser.h"
#include "ole2.h"
#include "wine/debug.h"
#include "mshtml_private.h"
WINE_DEFAULT_DEBUG_CHANNEL(mshtml);
#define CONPOINT(x) ((IConnectionPoint*) &(x)->lpConnectionPointVtbl);
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static const char *debugstr_cp_guid(REFIID riid)
{
#define X(x) \
if(IsEqualGUID(riid, &x)) \
return #x
X(IID_IPropertyNotifySink);
X(DIID_HTMLDocumentEvents);
X(DIID_HTMLDocumentEvents2);
X(DIID_HTMLTableEvents);
X(DIID_HTMLTextContainerEvents);
#undef X
return debugstr_guid(riid);
}
void call_property_onchanged(ConnectionPoint *This, DISPID dispid)
{
DWORD i;
for(i=0; i<This->sinks_size; i++) {
if(This->sinks[i].propnotif)
IPropertyNotifySink_OnChanged(This->sinks[i].propnotif, dispid);
}
}
#define CONPOINT_THIS(iface) DEFINE_THIS(ConnectionPoint, ConnectionPoint, iface)
static HRESULT WINAPI ConnectionPoint_QueryInterface(IConnectionPoint *iface,
REFIID riid, LPVOID *ppv)
{
ConnectionPoint *This = CONPOINT_THIS(iface);
*ppv = NULL;
if(IsEqualGUID(&IID_IUnknown, riid)) {
TRACE("(%p)->(IID_IUnknown %p)\n", This, ppv);
*ppv = CONPOINT(This);
}else if(IsEqualGUID(&IID_IConnectionPoint, riid)) {
TRACE("(%p)->(IID_IConnectionPoint %p)\n", This, ppv);
*ppv = CONPOINT(This);
}
if(*ppv) {
IUnknown_AddRef((IUnknown*)*ppv);
return S_OK;
}
WARN("Unsupported interface %s\n", debugstr_guid(riid));
return E_NOINTERFACE;
}
static ULONG WINAPI ConnectionPoint_AddRef(IConnectionPoint *iface)
{
ConnectionPoint *This = CONPOINT_THIS(iface);
return IConnectionPointContainer_AddRef(CONPTCONT(This->container));
}
static ULONG WINAPI ConnectionPoint_Release(IConnectionPoint *iface)
{
ConnectionPoint *This = CONPOINT_THIS(iface);
return IConnectionPointContainer_Release(CONPTCONT(This->container));
}
static HRESULT WINAPI ConnectionPoint_GetConnectionInterface(IConnectionPoint *iface, IID *pIID)
{
ConnectionPoint *This = CONPOINT_THIS(iface);
TRACE("(%p)->(%p)\n", This, pIID);
if(!pIID)
return E_POINTER;
*pIID = *This->iid;
return S_OK;
}
static HRESULT WINAPI ConnectionPoint_GetConnectionPointContainer(IConnectionPoint *iface,
IConnectionPointContainer **ppCPC)
{
ConnectionPoint *This = CONPOINT_THIS(iface);
TRACE("(%p)->(%p)\n", This, ppCPC);
if(!ppCPC)
return E_POINTER;
*ppCPC = CONPTCONT(This->container);
IConnectionPointContainer_AddRef(*ppCPC);
return S_OK;
}
static HRESULT WINAPI ConnectionPoint_Advise(IConnectionPoint *iface, IUnknown *pUnkSink,
DWORD *pdwCookie)
{
ConnectionPoint *This = CONPOINT_THIS(iface);
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IUnknown *sink;
DWORD i;
HRESULT hres;
TRACE("(%p)->(%p %p)\n", This, pUnkSink, pdwCookie);
hres = IUnknown_QueryInterface(pUnkSink, This->iid, (void**)&sink);
if(FAILED(hres) && !IsEqualGUID(&IID_IPropertyNotifySink, This->iid))
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hres = IUnknown_QueryInterface(pUnkSink, &IID_IDispatch, (void**)&sink);
if(FAILED(hres))
return CONNECT_E_CANNOTCONNECT;
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if(This->sinks) {
for(i=0; i<This->sinks_size; i++) {
if(!This->sinks[i].unk)
break;
}
if(i == This->sinks_size)
This->sinks = heap_realloc(This->sinks,(++This->sinks_size)*sizeof(*This->sinks));
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}else {
This->sinks = heap_alloc(sizeof(*This->sinks));
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This->sinks_size = 1;
i = 0;
}
This->sinks[i].unk = sink;
*pdwCookie = i+1;
if(!i && This->data && This->data->on_advise)
This->data->on_advise(This->container->outer, This->data);
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return S_OK;
}
static HRESULT WINAPI ConnectionPoint_Unadvise(IConnectionPoint *iface, DWORD dwCookie)
{
ConnectionPoint *This = CONPOINT_THIS(iface);
TRACE("(%p)->(%d)\n", This, dwCookie);
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if(!dwCookie || dwCookie > This->sinks_size || !This->sinks[dwCookie-1].unk)
return CONNECT_E_NOCONNECTION;
IUnknown_Release(This->sinks[dwCookie-1].unk);
This->sinks[dwCookie-1].unk = NULL;
return S_OK;
}
static HRESULT WINAPI ConnectionPoint_EnumConnections(IConnectionPoint *iface,
IEnumConnections **ppEnum)
{
ConnectionPoint *This = CONPOINT_THIS(iface);
FIXME("(%p)->(%p)\n", This, ppEnum);
return E_NOTIMPL;
}
#undef CONPOINT_THIS
static const IConnectionPointVtbl ConnectionPointVtbl =
{
ConnectionPoint_QueryInterface,
ConnectionPoint_AddRef,
ConnectionPoint_Release,
ConnectionPoint_GetConnectionInterface,
ConnectionPoint_GetConnectionPointContainer,
ConnectionPoint_Advise,
ConnectionPoint_Unadvise,
ConnectionPoint_EnumConnections
};
void ConnectionPoint_Init(ConnectionPoint *cp, ConnectionPointContainer *container, REFIID riid, cp_static_data_t *data)
{
cp->lpConnectionPointVtbl = &ConnectionPointVtbl;
cp->container = container;
cp->sinks = NULL;
cp->sinks_size = 0;
cp->iid = riid;
cp->data = data;
cp->next = container->cp_list;
container->cp_list = cp;
}
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static void ConnectionPoint_Destroy(ConnectionPoint *This)
{
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DWORD i;
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for(i=0; i<This->sinks_size; i++) {
if(This->sinks[i].unk)
IUnknown_Release(This->sinks[i].unk);
}
heap_free(This->sinks);
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}
#define CONPTCONT_THIS(iface) DEFINE_THIS(ConnectionPointContainer, ConnectionPointContainer, iface)
static HRESULT WINAPI ConnectionPointContainer_QueryInterface(IConnectionPointContainer *iface,
REFIID riid, void **ppv)
{
ConnectionPointContainer *This = CONPTCONT_THIS(iface);
return IUnknown_QueryInterface(This->outer, riid, ppv);
}
static ULONG WINAPI ConnectionPointContainer_AddRef(IConnectionPointContainer *iface)
{
ConnectionPointContainer *This = CONPTCONT_THIS(iface);
return IUnknown_AddRef(This->outer);
}
static ULONG WINAPI ConnectionPointContainer_Release(IConnectionPointContainer *iface)
{
ConnectionPointContainer *This = CONPTCONT_THIS(iface);
return IUnknown_Release(This->outer);
}
static HRESULT WINAPI ConnectionPointContainer_EnumConnectionPoints(IConnectionPointContainer *iface,
IEnumConnectionPoints **ppEnum)
{
ConnectionPointContainer *This = CONPTCONT_THIS(iface);
FIXME("(%p)->(%p)\n", This, ppEnum);
return E_NOTIMPL;
}
static HRESULT WINAPI ConnectionPointContainer_FindConnectionPoint(IConnectionPointContainer *iface,
REFIID riid, IConnectionPoint **ppCP)
{
ConnectionPointContainer *This = CONPTCONT_THIS(iface);
ConnectionPoint *iter;
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TRACE("(%p)->(%s %p)\n", This, debugstr_cp_guid(riid), ppCP);
if(This->forward_container)
return IConnectionPointContainer_FindConnectionPoint(CONPTCONT(This), riid, ppCP);
*ppCP = NULL;
for(iter = This->cp_list; iter; iter = iter->next) {
if(IsEqualGUID(iter->iid, riid))
*ppCP = CONPOINT(iter);
}
if(*ppCP) {
IConnectionPoint_AddRef(*ppCP);
return S_OK;
}
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FIXME("unsupported riid %s\n", debugstr_cp_guid(riid));
return CONNECT_E_NOCONNECTION;
}
static const IConnectionPointContainerVtbl ConnectionPointContainerVtbl = {
ConnectionPointContainer_QueryInterface,
ConnectionPointContainer_AddRef,
ConnectionPointContainer_Release,
ConnectionPointContainer_EnumConnectionPoints,
ConnectionPointContainer_FindConnectionPoint
};
#undef CONPTCONT_THIS
void ConnectionPointContainer_Init(ConnectionPointContainer *This, IUnknown *outer)
{
This->lpConnectionPointContainerVtbl = &ConnectionPointContainerVtbl;
This->cp_list = NULL;
This->outer = outer;
}
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void ConnectionPointContainer_Destroy(ConnectionPointContainer *This)
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{
ConnectionPoint *iter = This->cp_list;
while(iter) {
ConnectionPoint_Destroy(iter);
iter = iter->next;
}
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}