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Sweden-Number/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 "config.h"
#include <stdarg.h>
#include <stdio.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);
struct ConnectionPoint {
const IConnectionPointVtbl *lpConnectionPointVtbl;
HTMLDocument *doc;
union {
IUnknown *unk;
IDispatch *disp;
IPropertyNotifySink *propnotif;
} *sinks;
DWORD sinks_size;
IID iid;
};
#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 IHTMLDocument2_AddRef(HTMLDOC(This->doc));
}
static ULONG WINAPI ConnectionPoint_Release(IConnectionPoint *iface)
{
ConnectionPoint *This = CONPOINT_THIS(iface);
return IHTMLDocument2_Release(HTMLDOC(This->doc));
}
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;
memcpy(pIID, &This->iid, sizeof(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->doc);
IConnectionPointContainer_AddRef(*ppCPC);
return S_OK;
}
static HRESULT WINAPI ConnectionPoint_Advise(IConnectionPoint *iface, IUnknown *pUnkSink,
DWORD *pdwCookie)
{
ConnectionPoint *This = CONPOINT_THIS(iface);
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)) {
hres = IUnknown_QueryInterface(pUnkSink, &IID_IDispatch, (void**)&sink);
if(FAILED(hres))
return CONNECT_E_CANNOTCONNECT;
}
if(This->sinks) {
for(i=0; i<This->sinks_size; i++) {
if(!This->sinks[i].unk)
break;
}
if(i == This->sinks_size)
This->sinks = HeapReAlloc(GetProcessHeap(), 0, This->sinks,
(++This->sinks_size)*sizeof(*This->sinks));
}else {
This->sinks = HeapAlloc(GetProcessHeap(), 0, sizeof(*This->sinks));
This->sinks_size = 1;
i = 0;
}
This->sinks[i].unk = sink;
*pdwCookie = i+1;
return S_OK;
}
static HRESULT WINAPI ConnectionPoint_Unadvise(IConnectionPoint *iface, DWORD dwCookie)
{
ConnectionPoint *This = CONPOINT_THIS(iface);
TRACE("(%p)->(%ld)\n", This, dwCookie);
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
};
static void ConnectionPoint_Create(HTMLDocument *doc, REFIID riid, ConnectionPoint **cp)
{
ConnectionPoint *ret = HeapAlloc(GetProcessHeap(), 0, sizeof(ConnectionPoint));
ret->lpConnectionPointVtbl = &ConnectionPointVtbl;
ret->doc = doc;
ret->sinks = NULL;
ret->sinks_size = 0;
memcpy(&ret->iid, riid, sizeof(IID));
*cp = ret;
}
static void ConnectionPoint_Destroy(ConnectionPoint *This)
{
int i;
for(i=0; i<This->sinks_size; i++) {
if(This->sinks[i].unk)
IUnknown_Release(This->sinks[i].unk);
}
HeapFree(GetProcessHeap(), 0, This->sinks);
HeapFree(GetProcessHeap(), 0, This);
}
#define CONPTCONT_THIS(iface) DEFINE_THIS(HTMLDocument, ConnectionPointContainer, iface)
static HRESULT WINAPI ConnectionPointContainer_QueryInterface(IConnectionPointContainer *iface,
REFIID riid, void **ppv)
{
HTMLDocument *This = CONPTCONT_THIS(iface);
return IHTMLDocument2_QueryInterface(HTMLDOC(This), riid, ppv);
}
static ULONG WINAPI ConnectionPointContainer_AddRef(IConnectionPointContainer *iface)
{
HTMLDocument *This = CONPTCONT_THIS(iface);
return IHTMLDocument2_AddRef(HTMLDOC(This));
}
static ULONG WINAPI ConnectionPointContainer_Release(IConnectionPointContainer *iface)
{
HTMLDocument *This = CONPTCONT_THIS(iface);
return IHTMLDocument2_Release(HTMLDOC(This));
}
static HRESULT WINAPI ConnectionPointContainer_EnumConnectionPoints(IConnectionPointContainer *iface,
IEnumConnectionPoints **ppEnum)
{
HTMLDocument *This = CONPTCONT_THIS(iface);
FIXME("(%p)->(%p)\n", This, ppEnum);
return E_NOTIMPL;
}
static HRESULT WINAPI ConnectionPointContainer_FindConnectionPoint(IConnectionPointContainer *iface,
REFIID riid, IConnectionPoint **ppCP)
{
HTMLDocument *This = CONPTCONT_THIS(iface);
*ppCP = NULL;
if(IsEqualGUID(&DIID_HTMLDocumentEvents, riid)) {
TRACE("(%p)->(DIID_HTMLDocumentEvents %p)\n", This, ppCP);
*ppCP = CONPOINT(This->cp_htmldocevents);
}else if(IsEqualGUID(&DIID_HTMLDocumentEvents2, riid)) {
TRACE("(%p)->(DIID_HTMLDocumentEvents2 %p)\n", This, ppCP);
*ppCP = CONPOINT(This->cp_htmldocevents2);
}else if(IsEqualGUID(&IID_IPropertyNotifySink, riid)) {
TRACE("(%p)->(IID_IPropertyNotifySink %p)\n", This, ppCP);
*ppCP = CONPOINT(This->cp_propnotif);
}
if(*ppCP) {
IConnectionPoint_AddRef(*ppCP);
return S_OK;
}
FIXME("(%p)->(%s %p) unsupported riid\n", This, debugstr_guid(riid), ppCP);
return CONNECT_E_NOCONNECTION;
}
static const IConnectionPointContainerVtbl ConnectionPointContainerVtbl = {
ConnectionPointContainer_QueryInterface,
ConnectionPointContainer_AddRef,
ConnectionPointContainer_Release,
ConnectionPointContainer_EnumConnectionPoints,
ConnectionPointContainer_FindConnectionPoint
};
#undef CONPTCONT_THIS
void HTMLDocument_ConnectionPoints_Init(HTMLDocument *This)
{
This->lpConnectionPointContainerVtbl = &ConnectionPointContainerVtbl;
ConnectionPoint_Create(This, &IID_IPropertyNotifySink, &This->cp_propnotif);
ConnectionPoint_Create(This, &DIID_HTMLDocumentEvents, &This->cp_htmldocevents);
ConnectionPoint_Create(This, &DIID_HTMLDocumentEvents2, &This->cp_htmldocevents2);
}
void HTMLDocument_ConnectionPoints_Destroy(HTMLDocument *This)
{
ConnectionPoint_Destroy(This->cp_propnotif);
ConnectionPoint_Destroy(This->cp_htmldocevents);
ConnectionPoint_Destroy(This->cp_htmldocevents2);
}
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