reactos/dll/win32/hhctrl.ocx/webbrowser.c

783 lines
22 KiB
C

/*
* WebBrowser Implementation
*
* Copyright 2005 James Hawkins
*
* 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 "hhctrl.h"
#include "resource.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(htmlhelp);
static inline WebBrowserContainer *impl_from_IOleClientSite(IOleClientSite *iface)
{
return CONTAINING_RECORD(iface, WebBrowserContainer, IOleClientSite_iface);
}
static HRESULT STDMETHODCALLTYPE Site_QueryInterface(IOleClientSite *iface, REFIID riid, void **ppvObj)
{
WebBrowserContainer *This = impl_from_IOleClientSite(iface);
if (IsEqualIID(riid, &IID_IUnknown)) {
TRACE("(%p)->(IID_IUnknown %p)\n", This, ppvObj);
*ppvObj = &This->IOleClientSite_iface;
}else if(IsEqualIID(riid, &IID_IOleClientSite)) {
TRACE("(%p)->(IID_IOleClientSite %p)\n", This, ppvObj);
*ppvObj = &This->IOleClientSite_iface;
}else if (IsEqualIID(riid, &IID_IOleInPlaceSite)) {
TRACE("(%p)->(IID_IOleInPlaceSite %p)\n", This, ppvObj);
*ppvObj = &This->IOleInPlaceSite_iface;
}else if (IsEqualIID(riid, &IID_IOleInPlaceFrame)) {
TRACE("(%p)->(IID_IOleInPlaceFrame %p)\n", This, ppvObj);
*ppvObj = &This->IOleInPlaceSite_iface;
}else if (IsEqualIID(riid, &IID_IDocHostUIHandler)) {
TRACE("(%p)->(IID_IDocHostUIHandler %p)\n", This, ppvObj);
*ppvObj = &This->IDocHostUIHandler_iface;
}else {
TRACE("(%p)->(%s %p)\n", This, debugstr_guid(riid), ppvObj);
*ppvObj = NULL;
return E_NOINTERFACE;
}
IUnknown_AddRef((IUnknown*)*ppvObj);
return S_OK;
}
static ULONG STDMETHODCALLTYPE Site_AddRef(IOleClientSite *iface)
{
WebBrowserContainer *This = impl_from_IOleClientSite(iface);
LONG ref = InterlockedIncrement(&This->ref);
TRACE("(%p) ref=%d\n", This, ref);
return ref;
}
static ULONG STDMETHODCALLTYPE Site_Release(IOleClientSite *iface)
{
WebBrowserContainer *This = impl_from_IOleClientSite(iface);
LONG ref = InterlockedDecrement(&This->ref);
TRACE("(%p) ref=%d\n", This, ref);
if(!ref) {
if(This->ole_obj)
IOleObject_Release(This->ole_obj);
if(This->web_browser)
IWebBrowser2_Release(This->web_browser);
heap_free(This);
}
return ref;
}
static HRESULT STDMETHODCALLTYPE Site_SaveObject(IOleClientSite *iface)
{
return E_NOTIMPL;
}
static HRESULT STDMETHODCALLTYPE Site_GetMoniker(IOleClientSite *iface, DWORD dwAssign, DWORD dwWhichMoniker, IMoniker **ppmk)
{
return E_NOTIMPL;
}
static HRESULT STDMETHODCALLTYPE Site_GetContainer(IOleClientSite *iface, LPOLECONTAINER *ppContainer)
{
*ppContainer = NULL;
return E_NOINTERFACE;
}
static HRESULT STDMETHODCALLTYPE Site_ShowObject(IOleClientSite *iface)
{
return NOERROR;
}
static HRESULT STDMETHODCALLTYPE Site_OnShowWindow(IOleClientSite *iface, BOOL fShow)
{
return E_NOTIMPL;
}
static HRESULT STDMETHODCALLTYPE Site_RequestNewObjectLayout(IOleClientSite *iface)
{
return E_NOTIMPL;
}
static const IOleClientSiteVtbl OleClientSiteVtbl =
{
Site_QueryInterface,
Site_AddRef,
Site_Release,
Site_SaveObject,
Site_GetMoniker,
Site_GetContainer,
Site_ShowObject,
Site_OnShowWindow,
Site_RequestNewObjectLayout
};
static inline WebBrowserContainer *impl_from_IDocHostUIHandler(IDocHostUIHandler *iface)
{
return CONTAINING_RECORD(iface, WebBrowserContainer, IDocHostUIHandler_iface);
}
static HRESULT STDMETHODCALLTYPE UI_QueryInterface(IDocHostUIHandler *iface, REFIID riid, LPVOID *ppvObj)
{
WebBrowserContainer *This = impl_from_IDocHostUIHandler(iface);
return IOleClientSite_QueryInterface(&This->IOleClientSite_iface, riid, ppvObj);
}
static ULONG STDMETHODCALLTYPE UI_AddRef(IDocHostUIHandler *iface)
{
WebBrowserContainer *This = impl_from_IDocHostUIHandler(iface);
return IOleClientSite_AddRef(&This->IOleClientSite_iface);
}
static ULONG STDMETHODCALLTYPE UI_Release(IDocHostUIHandler * iface)
{
WebBrowserContainer *This = impl_from_IDocHostUIHandler(iface);
return IOleClientSite_Release(&This->IOleClientSite_iface);
}
static HRESULT STDMETHODCALLTYPE UI_ShowContextMenu(IDocHostUIHandler *iface, DWORD dwID, POINT *ppt, IUnknown *pcmdtReserved, IDispatch *pdispReserved)
{
WebBrowserContainer *This = impl_from_IDocHostUIHandler(iface);
DWORD cmdid, menu_id = 0;
HMENU menu, submenu;
TRACE("(%p)->(%d %s)\n", This, dwID, wine_dbgstr_point(ppt));
menu = LoadMenuW(hhctrl_hinstance, MAKEINTRESOURCEW(MENU_WEBBROWSER));
if (!menu)
return S_OK;
/* FIXME: Support more menu types. */
if(dwID == CONTEXT_MENU_TEXTSELECT)
menu_id = 1;
submenu = GetSubMenu(menu, menu_id);
cmdid = TrackPopupMenu(submenu, TPM_LEFTALIGN | TPM_RIGHTBUTTON | TPM_RETURNCMD,
ppt->x, ppt->y, 0, This->hwndWindow, NULL);
DestroyMenu(menu);
switch(cmdid) {
case IDTB_BACK:
DoPageAction(This, WB_GOBACK);
break;
case IDTB_FORWARD:
DoPageAction(This, WB_GOFORWARD);
break;
case MIID_SELECTALL:
IWebBrowser2_ExecWB(This->web_browser, OLECMDID_SELECTALL, 0, NULL, NULL);
break;
case MIID_VIEWSOURCE:
FIXME("View source\n");
break;
case IDTB_PRINT:
DoPageAction(This, WB_PRINT);
break;
case IDTB_REFRESH:
DoPageAction(This, WB_REFRESH);
break;
case MIID_PROPERTIES:
FIXME("Properties\n");
break;
case MIID_COPY:
IWebBrowser2_ExecWB(This->web_browser, OLECMDID_COPY, 0, NULL, NULL);
break;
case MIID_PASTE:
IWebBrowser2_ExecWB(This->web_browser, OLECMDID_PASTE, 0, NULL, NULL);
break;
case MIID_CUT:
IWebBrowser2_ExecWB(This->web_browser, OLECMDID_CUT, 0, NULL, NULL);
break;
}
return S_OK;
}
static HRESULT STDMETHODCALLTYPE UI_GetHostInfo(IDocHostUIHandler *iface, DOCHOSTUIINFO *pInfo)
{
pInfo->cbSize = sizeof(DOCHOSTUIINFO);
pInfo->dwFlags = DOCHOSTUIFLAG_NO3DBORDER;
pInfo->dwDoubleClick = DOCHOSTUIDBLCLK_DEFAULT;
return S_OK;
}
static HRESULT STDMETHODCALLTYPE UI_ShowUI(IDocHostUIHandler *iface, DWORD dwID, IOleInPlaceActiveObject *pActiveObject, IOleCommandTarget *pCommandTarget, IOleInPlaceFrame *pFrame, IOleInPlaceUIWindow *pDoc)
{
return S_OK;
}
static HRESULT STDMETHODCALLTYPE UI_HideUI(IDocHostUIHandler *iface)
{
return S_OK;
}
static HRESULT STDMETHODCALLTYPE UI_UpdateUI(IDocHostUIHandler *iface)
{
return S_OK;
}
static HRESULT STDMETHODCALLTYPE UI_EnableModeless(IDocHostUIHandler *iface, BOOL fEnable)
{
return S_OK;
}
static HRESULT STDMETHODCALLTYPE UI_OnDocWindowActivate(IDocHostUIHandler *iface, BOOL fActivate)
{
return S_OK;
}
static HRESULT STDMETHODCALLTYPE UI_OnFrameWindowActivate(IDocHostUIHandler *iface, BOOL fActivate)
{
return S_OK;
}
static HRESULT STDMETHODCALLTYPE UI_ResizeBorder(IDocHostUIHandler *iface, LPCRECT prcBorder, IOleInPlaceUIWindow *pUIWindow, BOOL fRameWindow)
{
return S_OK;
}
static HRESULT STDMETHODCALLTYPE UI_TranslateAccelerator(IDocHostUIHandler *iface, LPMSG lpMsg, const GUID *pguidCmdGroup, DWORD nCmdID)
{
return S_FALSE;
}
static HRESULT STDMETHODCALLTYPE UI_GetOptionKeyPath(IDocHostUIHandler *iface, LPOLESTR *pchKey, DWORD dw)
{
return S_FALSE;
}
static HRESULT STDMETHODCALLTYPE UI_GetDropTarget(IDocHostUIHandler *iface, IDropTarget *pDropTarget, IDropTarget **ppDropTarget)
{
return S_FALSE;
}
static HRESULT STDMETHODCALLTYPE UI_GetExternal(IDocHostUIHandler *iface, IDispatch **ppDispatch)
{
*ppDispatch = NULL;
return S_FALSE;
}
static HRESULT STDMETHODCALLTYPE UI_TranslateUrl(IDocHostUIHandler *iface, DWORD dwTranslate, OLECHAR *pchURLIn, OLECHAR **ppchURLOut)
{
*ppchURLOut = NULL;
return S_FALSE;
}
static HRESULT STDMETHODCALLTYPE UI_FilterDataObject(IDocHostUIHandler *iface, IDataObject *pDO, IDataObject **ppDORet)
{
*ppDORet = NULL;
return S_FALSE;
}
static const IDocHostUIHandlerVtbl DocHostUIHandlerVtbl =
{
UI_QueryInterface,
UI_AddRef,
UI_Release,
UI_ShowContextMenu,
UI_GetHostInfo,
UI_ShowUI,
UI_HideUI,
UI_UpdateUI,
UI_EnableModeless,
UI_OnDocWindowActivate,
UI_OnFrameWindowActivate,
UI_ResizeBorder,
UI_TranslateAccelerator,
UI_GetOptionKeyPath,
UI_GetDropTarget,
UI_GetExternal,
UI_TranslateUrl,
UI_FilterDataObject
};
static inline WebBrowserContainer *impl_from_IOleInPlaceSite(IOleInPlaceSite *iface)
{
return CONTAINING_RECORD(iface, WebBrowserContainer, IOleInPlaceSite_iface);
}
static HRESULT STDMETHODCALLTYPE InPlace_QueryInterface(IOleInPlaceSite *iface, REFIID riid, LPVOID *ppvObj)
{
WebBrowserContainer *This = impl_from_IOleInPlaceSite(iface);
return IOleClientSite_QueryInterface(&This->IOleClientSite_iface, riid, ppvObj);
}
static ULONG STDMETHODCALLTYPE InPlace_AddRef(IOleInPlaceSite *iface)
{
WebBrowserContainer *This = impl_from_IOleInPlaceSite(iface);
return IOleClientSite_AddRef(&This->IOleClientSite_iface);
}
static ULONG STDMETHODCALLTYPE InPlace_Release(IOleInPlaceSite *iface)
{
WebBrowserContainer *This = impl_from_IOleInPlaceSite(iface);
return IOleClientSite_Release(&This->IOleClientSite_iface);
}
static HRESULT STDMETHODCALLTYPE InPlace_GetWindow(IOleInPlaceSite *iface, HWND *lphwnd)
{
WebBrowserContainer *This = impl_from_IOleInPlaceSite(iface);
*lphwnd = This->hwndWindow;
return S_OK;
}
static HRESULT STDMETHODCALLTYPE InPlace_ContextSensitiveHelp(IOleInPlaceSite *iface, BOOL fEnterMode)
{
return E_NOTIMPL;
}
static HRESULT STDMETHODCALLTYPE InPlace_CanInPlaceActivate(IOleInPlaceSite *iface)
{
return S_OK;
}
static HRESULT STDMETHODCALLTYPE InPlace_OnInPlaceActivate(IOleInPlaceSite *iface)
{
return S_OK;
}
static HRESULT STDMETHODCALLTYPE InPlace_OnUIActivate(IOleInPlaceSite *iface)
{
return S_OK;
}
static HRESULT STDMETHODCALLTYPE InPlace_GetWindowContext(IOleInPlaceSite *iface, LPOLEINPLACEFRAME *lplpFrame, LPOLEINPLACEUIWINDOW *lplpDoc, LPRECT lprcPosRect, LPRECT lprcClipRect, LPOLEINPLACEFRAMEINFO lpFrameInfo)
{
WebBrowserContainer *This = impl_from_IOleInPlaceSite(iface);
*lplpFrame = &This->IOleInPlaceFrame_iface;
IOleInPlaceFrame_AddRef(&This->IOleInPlaceFrame_iface);
*lplpDoc = NULL;
lpFrameInfo->fMDIApp = FALSE;
lpFrameInfo->hwndFrame = This->hwndWindow;
lpFrameInfo->haccel = NULL;
lpFrameInfo->cAccelEntries = 0;
return S_OK;
}
static HRESULT STDMETHODCALLTYPE InPlace_Scroll(IOleInPlaceSite *iface, SIZE scrollExtent)
{
return E_NOTIMPL;
}
static HRESULT STDMETHODCALLTYPE InPlace_OnUIDeactivate(IOleInPlaceSite *iface, BOOL fUndoable)
{
return S_OK;
}
static HRESULT STDMETHODCALLTYPE InPlace_OnInPlaceDeactivate(IOleInPlaceSite *iface)
{
return S_OK;
}
static HRESULT STDMETHODCALLTYPE InPlace_DiscardUndoState(IOleInPlaceSite *iface)
{
return E_NOTIMPL;
}
static HRESULT STDMETHODCALLTYPE InPlace_DeactivateAndUndo(IOleInPlaceSite *iface)
{
return E_NOTIMPL;
}
static HRESULT STDMETHODCALLTYPE InPlace_OnPosRectChange(IOleInPlaceSite *iface, LPCRECT lprcPosRect)
{
WebBrowserContainer *This = impl_from_IOleInPlaceSite(iface);
IOleInPlaceObject *inplace;
if (IOleObject_QueryInterface(This->ole_obj, &IID_IOleInPlaceObject,
(void **)&inplace) == S_OK)
{
IOleInPlaceObject_SetObjectRects(inplace, lprcPosRect, lprcPosRect);
IOleInPlaceObject_Release(inplace);
}
return S_OK;
}
static const IOleInPlaceSiteVtbl OleInPlaceSiteVtbl =
{
InPlace_QueryInterface,
InPlace_AddRef,
InPlace_Release,
InPlace_GetWindow,
InPlace_ContextSensitiveHelp,
InPlace_CanInPlaceActivate,
InPlace_OnInPlaceActivate,
InPlace_OnUIActivate,
InPlace_GetWindowContext,
InPlace_Scroll,
InPlace_OnUIDeactivate,
InPlace_OnInPlaceDeactivate,
InPlace_DiscardUndoState,
InPlace_DeactivateAndUndo,
InPlace_OnPosRectChange
};
static inline WebBrowserContainer *impl_from_IOleInPlaceFrame(IOleInPlaceFrame *iface)
{
return CONTAINING_RECORD(iface, WebBrowserContainer, IOleInPlaceFrame_iface);
}
static HRESULT STDMETHODCALLTYPE Frame_QueryInterface(IOleInPlaceFrame *iface, REFIID riid, LPVOID *ppvObj)
{
WebBrowserContainer *This = impl_from_IOleInPlaceFrame(iface);
return IOleClientSite_QueryInterface(&This->IOleClientSite_iface, riid, ppvObj);
}
static ULONG STDMETHODCALLTYPE Frame_AddRef(IOleInPlaceFrame *iface)
{
WebBrowserContainer *This = impl_from_IOleInPlaceFrame(iface);
return IOleClientSite_AddRef(&This->IOleClientSite_iface);
}
static ULONG STDMETHODCALLTYPE Frame_Release(IOleInPlaceFrame *iface)
{
WebBrowserContainer *This = impl_from_IOleInPlaceFrame(iface);
return IOleClientSite_Release(&This->IOleClientSite_iface);
}
static HRESULT STDMETHODCALLTYPE Frame_GetWindow(IOleInPlaceFrame *iface, HWND *lphwnd)
{
WebBrowserContainer *This = impl_from_IOleInPlaceFrame(iface);
*lphwnd = This->hwndWindow;
return S_OK;
}
static HRESULT STDMETHODCALLTYPE Frame_ContextSensitiveHelp(IOleInPlaceFrame *iface, BOOL fEnterMode)
{
return E_NOTIMPL;
}
static HRESULT STDMETHODCALLTYPE Frame_GetBorder(IOleInPlaceFrame *iface, LPRECT lprectBorder)
{
return E_NOTIMPL;
}
static HRESULT STDMETHODCALLTYPE Frame_RequestBorderSpace(IOleInPlaceFrame *iface, LPCBORDERWIDTHS pborderwidths)
{
return E_NOTIMPL;
}
static HRESULT STDMETHODCALLTYPE Frame_SetBorderSpace(IOleInPlaceFrame *iface, LPCBORDERWIDTHS pborderwidths)
{
return E_NOTIMPL;
}
static HRESULT STDMETHODCALLTYPE Frame_SetActiveObject(IOleInPlaceFrame *iface, IOleInPlaceActiveObject *pActiveObject, LPCOLESTR pszObjName)
{
return S_OK;
}
static HRESULT STDMETHODCALLTYPE Frame_InsertMenus(IOleInPlaceFrame *iface, HMENU hmenuShared, LPOLEMENUGROUPWIDTHS lpMenuWidths)
{
return E_NOTIMPL;
}
static HRESULT STDMETHODCALLTYPE Frame_SetMenu(IOleInPlaceFrame *iface, HMENU hmenuShared, HOLEMENU holemenu, HWND hwndActiveObject)
{
return S_OK;
}
static HRESULT STDMETHODCALLTYPE Frame_RemoveMenus(IOleInPlaceFrame *iface, HMENU hmenuShared)
{
return E_NOTIMPL;
}
static HRESULT STDMETHODCALLTYPE Frame_SetStatusText(IOleInPlaceFrame *iface, LPCOLESTR pszStatusText)
{
return S_OK;
}
static HRESULT STDMETHODCALLTYPE Frame_EnableModeless(IOleInPlaceFrame *iface, BOOL fEnable)
{
return S_OK;
}
static HRESULT STDMETHODCALLTYPE Frame_TranslateAccelerator(IOleInPlaceFrame *iface, LPMSG lpmsg, WORD wID)
{
return E_NOTIMPL;
}
static const IOleInPlaceFrameVtbl OleInPlaceFrameVtbl =
{
Frame_QueryInterface,
Frame_AddRef,
Frame_Release,
Frame_GetWindow,
Frame_ContextSensitiveHelp,
Frame_GetBorder,
Frame_RequestBorderSpace,
Frame_SetBorderSpace,
Frame_SetActiveObject,
Frame_InsertMenus,
Frame_SetMenu,
Frame_RemoveMenus,
Frame_SetStatusText,
Frame_EnableModeless,
Frame_TranslateAccelerator
};
static HRESULT STDMETHODCALLTYPE Storage_QueryInterface(IStorage *This, REFIID riid, LPVOID *ppvObj)
{
return E_NOTIMPL;
}
static ULONG STDMETHODCALLTYPE Storage_AddRef(IStorage *This)
{
return 1;
}
static ULONG STDMETHODCALLTYPE Storage_Release(IStorage *This)
{
return 2;
}
static HRESULT STDMETHODCALLTYPE Storage_CreateStream(IStorage *This, const WCHAR *pwcsName, DWORD grfMode, DWORD reserved1, DWORD reserved2, IStream **ppstm)
{
return E_NOTIMPL;
}
static HRESULT STDMETHODCALLTYPE Storage_OpenStream(IStorage *This, const WCHAR * pwcsName, void *reserved1, DWORD grfMode, DWORD reserved2, IStream **ppstm)
{
return E_NOTIMPL;
}
static HRESULT STDMETHODCALLTYPE Storage_CreateStorage(IStorage *This, const WCHAR *pwcsName, DWORD grfMode, DWORD reserved1, DWORD reserved2, IStorage **ppstg)
{
return E_NOTIMPL;
}
static HRESULT STDMETHODCALLTYPE Storage_OpenStorage(IStorage *This, const WCHAR * pwcsName, IStorage * pstgPriority, DWORD grfMode, SNB snbExclude, DWORD reserved, IStorage **ppstg)
{
return E_NOTIMPL;
}
static HRESULT STDMETHODCALLTYPE Storage_CopyTo(IStorage *This, DWORD ciidExclude, IID const *rgiidExclude, SNB snbExclude,IStorage *pstgDest)
{
return E_NOTIMPL;
}
static HRESULT STDMETHODCALLTYPE Storage_MoveElementTo(IStorage *This, const OLECHAR *pwcsName,IStorage * pstgDest, const OLECHAR *pwcsNewName, DWORD grfFlags)
{
return E_NOTIMPL;
}
static HRESULT STDMETHODCALLTYPE Storage_Commit(IStorage *This, DWORD grfCommitFlags)
{
return E_NOTIMPL;
}
static HRESULT STDMETHODCALLTYPE Storage_Revert(IStorage *This)
{
return E_NOTIMPL;
}
static HRESULT STDMETHODCALLTYPE Storage_EnumElements(IStorage *This, DWORD reserved1, void *reserved2, DWORD reserved3, IEnumSTATSTG **ppenum)
{
return E_NOTIMPL;
}
static HRESULT STDMETHODCALLTYPE Storage_DestroyElement(IStorage *This, const OLECHAR *pwcsName)
{
return E_NOTIMPL;
}
static HRESULT STDMETHODCALLTYPE Storage_RenameElement(IStorage *This, const WCHAR *pwcsOldName, const WCHAR *pwcsNewName)
{
return E_NOTIMPL;
}
static HRESULT STDMETHODCALLTYPE Storage_SetElementTimes(IStorage *This, const WCHAR *pwcsName, FILETIME const *pctime, FILETIME const *patime, FILETIME const *pmtime)
{
return E_NOTIMPL;
}
static HRESULT STDMETHODCALLTYPE Storage_SetClass(IStorage *This, REFCLSID clsid)
{
return S_OK;
}
static HRESULT STDMETHODCALLTYPE Storage_SetStateBits(IStorage *This, DWORD grfStateBits, DWORD grfMask)
{
return E_NOTIMPL;
}
static HRESULT STDMETHODCALLTYPE Storage_Stat(IStorage *This, STATSTG *pstatstg, DWORD grfStatFlag)
{
return E_NOTIMPL;
}
static const IStorageVtbl MyIStorageTable =
{
Storage_QueryInterface,
Storage_AddRef,
Storage_Release,
Storage_CreateStream,
Storage_OpenStream,
Storage_CreateStorage,
Storage_OpenStorage,
Storage_CopyTo,
Storage_MoveElementTo,
Storage_Commit,
Storage_Revert,
Storage_EnumElements,
Storage_DestroyElement,
Storage_RenameElement,
Storage_SetElementTimes,
Storage_SetClass,
Storage_SetStateBits,
Storage_Stat
};
static IStorage MyIStorage = { &MyIStorageTable };
BOOL InitWebBrowser(HHInfo *info, HWND hwndParent)
{
WebBrowserContainer *container;
IOleInPlaceObject *inplace;
HRESULT hr;
RECT rc;
container = heap_alloc_zero(sizeof(*container));
if (!container)
return FALSE;
container->IOleClientSite_iface.lpVtbl = &OleClientSiteVtbl;
container->IOleInPlaceSite_iface.lpVtbl = &OleInPlaceSiteVtbl;
container->IOleInPlaceFrame_iface.lpVtbl = &OleInPlaceFrameVtbl;
container->IDocHostUIHandler_iface.lpVtbl = &DocHostUIHandlerVtbl;
container->ref = 1;
container->hwndWindow = hwndParent;
info->web_browser = container;
hr = OleCreate(&CLSID_WebBrowser, &IID_IOleObject, OLERENDER_DRAW, 0,
&container->IOleClientSite_iface, &MyIStorage,
(void **)&container->ole_obj);
if (FAILED(hr)) goto error;
GetClientRect(hwndParent, &rc);
hr = OleSetContainedObject((struct IUnknown *)container->ole_obj, TRUE);
if (FAILED(hr)) goto error;
hr = IOleObject_DoVerb(container->ole_obj, OLEIVERB_SHOW, NULL,
&container->IOleClientSite_iface, -1, hwndParent, &rc);
if (FAILED(hr)) goto error;
hr = IOleObject_QueryInterface(container->ole_obj, &IID_IOleInPlaceObject, (void**)&inplace);
if (FAILED(hr)) goto error;
IOleInPlaceObject_SetObjectRects(inplace, &rc, &rc);
IOleInPlaceObject_Release(inplace);
hr = IOleObject_QueryInterface(container->ole_obj, &IID_IWebBrowser2, (void **)&container->web_browser);
if (SUCCEEDED(hr))
return TRUE;
error:
ReleaseWebBrowser(info);
return FALSE;
}
void ReleaseWebBrowser(HHInfo *info)
{
WebBrowserContainer *container = info->web_browser;
HRESULT hres;
if(!container)
return;
if(container->ole_obj) {
IOleInPlaceSite *inplace;
hres = IOleObject_QueryInterface(container->ole_obj, &IID_IOleInPlaceSite, (void**)&inplace);
if(SUCCEEDED(hres)) {
IOleInPlaceSite_OnInPlaceDeactivate(inplace);
IOleInPlaceSite_Release(inplace);
}
IOleObject_SetClientSite(container->ole_obj, NULL);
}
info->web_browser = NULL;
IOleClientSite_Release(&container->IOleClientSite_iface);
}
void ResizeWebBrowser(HHInfo *info, DWORD dwWidth, DWORD dwHeight)
{
if (!info->web_browser)
return;
IWebBrowser2_put_Width(info->web_browser->web_browser, dwWidth);
IWebBrowser2_put_Height(info->web_browser->web_browser, dwHeight);
}
void DoPageAction(WebBrowserContainer *container, DWORD dwAction)
{
if (!container || !container->web_browser)
return;
switch (dwAction)
{
case WB_GOBACK:
IWebBrowser2_GoBack(container->web_browser);
break;
case WB_GOFORWARD:
IWebBrowser2_GoForward(container->web_browser);
break;
case WB_GOHOME:
IWebBrowser2_GoHome(container->web_browser);
break;
case WB_SEARCH:
IWebBrowser2_GoSearch(container->web_browser);
break;
case WB_REFRESH:
IWebBrowser2_Refresh(container->web_browser);
break;
case WB_STOP:
IWebBrowser2_Stop(container->web_browser);
break;
case WB_PRINT:
IWebBrowser2_ExecWB(container->web_browser, OLECMDID_PRINT, OLECMDEXECOPT_DONTPROMPTUSER, 0, 0);
break;
}
}