Sweden-Number/dlls/shdocvw/events.c

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/*
* Implementation of event-related interfaces for WebBrowser control:
*
* - IConnectionPointContainer
* - IConnectionPoint
*
* Copyright 2001 John R. Sheets (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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <string.h>
#include "wine/debug.h"
#include "shdocvw.h"
WINE_DEFAULT_DEBUG_CHANNEL(shdocvw);
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typedef struct {
const IConnectionPointVtbl *lpConnectionPointVtbl;
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WebBrowser *webbrowser;
IID iid;
} ConnectionPoint;
#define CONPOINT(x) ((IConnectionPoint*) &(x)->lpConnectionPointVtbl)
/**********************************************************************
* Implement the IConnectionPointContainer interface
*/
#define CONPTCONT_THIS(iface) DEFINE_THIS(WebBrowser, ConnectionPointContainer, iface)
static HRESULT WINAPI ConnectionPointContainer_QueryInterface(IConnectionPointContainer *iface,
REFIID riid, LPVOID *ppobj)
{
WebBrowser *This = CONPTCONT_THIS(iface);
return IWebBrowser_QueryInterface(WEBBROWSER(This), riid, ppobj);
}
static ULONG WINAPI ConnectionPointContainer_AddRef(IConnectionPointContainer *iface)
{
WebBrowser *This = CONPTCONT_THIS(iface);
return IWebBrowser_AddRef(WEBBROWSER(This));
}
static ULONG WINAPI ConnectionPointContainer_Release(IConnectionPointContainer *iface)
{
WebBrowser *This = CONPTCONT_THIS(iface);
return IWebBrowser_Release(WEBBROWSER(This));
}
static HRESULT WINAPI ConnectionPointContainer_EnumConnectionPoints(IConnectionPointContainer *iface,
LPENUMCONNECTIONPOINTS *ppEnum)
{
WebBrowser *This = CONPTCONT_THIS(iface);
FIXME("(%p)->(%p)\n", This, ppEnum);
return E_NOTIMPL;
}
static HRESULT WINAPI ConnectionPointContainer_FindConnectionPoint(IConnectionPointContainer *iface,
REFIID riid, LPCONNECTIONPOINT *ppCP)
{
WebBrowser *This = CONPTCONT_THIS(iface);
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if(!ppCP) {
WARN("ppCP == NULL\n");
return E_POINTER;
}
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*ppCP = NULL;
if(IsEqualGUID(&DIID_DWebBrowserEvents2, riid)) {
TRACE("(%p)->(DIID_DWebBrowserEvents2 %p)\n", This, ppCP);
*ppCP = This->cp_wbe2;
}else if(IsEqualGUID(&DIID_DWebBrowserEvents, riid)) {
TRACE("(%p)->(DIID_DWebBrowserEvents %p)\n", This, ppCP);
*ppCP = This->cp_wbe;
}else if(IsEqualGUID(&IID_IPropertyNotifySink, riid)) {
TRACE("(%p)->(IID_IPropertyNotifySink %p)\n", This, ppCP);
*ppCP = This->cp_pns;
}
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if(*ppCP) {
IConnectionPoint_AddRef(*ppCP);
return S_OK;
}
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WARN("Unsupported IID %s\n", debugstr_guid(riid));
return E_NOINTERFACE;
}
#undef CONPTCONT_THIS
static const IConnectionPointContainerVtbl ConnectionPointContainerVtbl =
{
ConnectionPointContainer_QueryInterface,
ConnectionPointContainer_AddRef,
ConnectionPointContainer_Release,
ConnectionPointContainer_EnumConnectionPoints,
ConnectionPointContainer_FindConnectionPoint
};
/**********************************************************************
* Implement the IConnectionPoint interface
*/
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#define CONPOINT_THIS(iface) DEFINE_THIS(ConnectionPoint, ConnectionPoint, iface)
static HRESULT WINAPI ConnectionPoint_QueryInterface(IConnectionPoint *iface,
REFIID riid, LPVOID *ppv)
{
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ConnectionPoint *This = CONPOINT_THIS(iface);
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*ppv = NULL;
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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);
}
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if(*ppv) {
IWebBrowser2_AddRef(WEBBROWSER(This->webbrowser));
return S_OK;
}
WARN("Unsupported interface %s\n", debugstr_guid(riid));
return E_NOINTERFACE;
}
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static ULONG WINAPI ConnectionPoint_AddRef(IConnectionPoint *iface)
{
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ConnectionPoint *This = CONPOINT_THIS(iface);
return IWebBrowser2_AddRef(WEBBROWSER(This->webbrowser));
}
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static ULONG WINAPI ConnectionPoint_Release(IConnectionPoint *iface)
{
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ConnectionPoint *This = CONPOINT_THIS(iface);
return IWebBrowser2_Release(WEBBROWSER(This->webbrowser));
}
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static HRESULT WINAPI ConnectionPoint_GetConnectionInterface(IConnectionPoint *iface, IID *pIID)
{
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ConnectionPoint *This = CONPOINT_THIS(iface);
TRACE("(%p)->(%p)\n", This, pIID);
memcpy(pIID, &This->iid, sizeof(IID));
return S_OK;
}
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static HRESULT WINAPI ConnectionPoint_GetConnectionPointContainer(IConnectionPoint *iface,
IConnectionPointContainer **ppCPC)
{
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ConnectionPoint *This = CONPOINT_THIS(iface);
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TRACE("(%p)->(%p)\n", This, ppCPC);
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*ppCPC = CONPTCONT(This->webbrowser);
return S_OK;
}
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static HRESULT WINAPI ConnectionPoint_Advise(IConnectionPoint *iface, IUnknown *pUnkSink,
DWORD *pdwCookie)
{
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ConnectionPoint *This = CONPOINT_THIS(iface);
FIXME("(%p)->(%p %p)\n", This, pUnkSink, pdwCookie);
return E_NOTIMPL;
}
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static HRESULT WINAPI ConnectionPoint_Unadvise(IConnectionPoint *iface, DWORD dwCookie)
{
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ConnectionPoint *This = CONPOINT_THIS(iface);
FIXME("(%p)->(%ld)\n", This, dwCookie);
return E_NOTIMPL;
}
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static HRESULT WINAPI ConnectionPoint_EnumConnections(IConnectionPoint *iface,
IEnumConnections **ppEnum)
{
ConnectionPoint *This = CONPOINT_THIS(iface);
FIXME("(%p)->(%p)\n", This, ppEnum);
return E_NOTIMPL;
}
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#undef CONPOINT_THIS
static const IConnectionPointVtbl ConnectionPointVtbl =
{
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ConnectionPoint_QueryInterface,
ConnectionPoint_AddRef,
ConnectionPoint_Release,
ConnectionPoint_GetConnectionInterface,
ConnectionPoint_GetConnectionPointContainer,
ConnectionPoint_Advise,
ConnectionPoint_Unadvise,
ConnectionPoint_EnumConnections
};
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static void ConnectionPoint_Create(WebBrowser *wb, REFIID riid, IConnectionPoint **cp)
{
ConnectionPoint *ret = HeapAlloc(GetProcessHeap(), 0, sizeof(ConnectionPoint));
ret->lpConnectionPointVtbl = &ConnectionPointVtbl;
ret->webbrowser = wb;
memcpy(&ret->iid, riid, sizeof(IID));
*cp = CONPOINT(ret);
}
void WebBrowser_Events_Init(WebBrowser *This)
{
This->lpConnectionPointContainerVtbl = &ConnectionPointContainerVtbl;
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ConnectionPoint_Create(This, &DIID_DWebBrowserEvents2, &This->cp_wbe2);
ConnectionPoint_Create(This, &DIID_DWebBrowserEvents, &This->cp_wbe);
ConnectionPoint_Create(This, &IID_IPropertyNotifySink, &This->cp_pns);
}
void WebBrowser_Events_Destroy(WebBrowser *This)
{
HeapFree(GetProcessHeap(), 0, This->cp_wbe2);
HeapFree(GetProcessHeap(), 0, This->cp_wbe);
HeapFree(GetProcessHeap(), 0, This->cp_pns);
}