2 * WebBrowser Implementation
4 * Copyright 2005 James Hawkins
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
31 #include "webbrowser.h"
33 #define ICOM_THIS_MULTI(impl,field,iface) impl* const This=(impl*)((char*)(iface) - offsetof(impl,field))
35 static const SAFEARRAYBOUND ArrayBound = {1, 0};
37 typedef struct IOleClientSiteImpl
39 const IOleClientSiteVtbl *lpVtbl;
40 const IOleInPlaceSiteVtbl *lpvtblOleInPlaceSite;
41 const IOleInPlaceFrameVtbl *lpvtblOleInPlaceFrame;
42 const IDocHostUIHandlerVtbl *lpvtblDocHostUIHandler;
44 /* IOleClientSiteImpl data */
45 IOleObject *pBrowserObject;
48 /* IOleInPlaceFrame data */
52 static HRESULT STDMETHODCALLTYPE Site_QueryInterface(IOleClientSite *iface, REFIID riid, void **ppvObj)
54 ICOM_THIS_MULTI(IOleClientSiteImpl, lpVtbl, iface);
57 if (IsEqualIID(riid, &IID_IUnknown) || IsEqualIID(riid, &IID_IOleClientSite))
61 else if (IsEqualIID(riid, &IID_IOleInPlaceSite))
63 *ppvObj = &(This->lpvtblOleInPlaceSite);
65 else if (IsEqualIID(riid, &IID_IDocHostUIHandler))
67 *ppvObj = &(This->lpvtblDocHostUIHandler);
75 static ULONG STDMETHODCALLTYPE Site_AddRef(IOleClientSite *iface)
77 ICOM_THIS_MULTI(IOleClientSiteImpl, lpVtbl, iface);
78 return InterlockedIncrement(&This->ref);
81 static ULONG STDMETHODCALLTYPE Site_Release(IOleClientSite *iface)
83 ICOM_THIS_MULTI(IOleClientSiteImpl, lpVtbl, iface);
84 LONG refCount = InterlockedDecrement(&This->ref);
89 HeapFree(GetProcessHeap(), 0, This);
93 static HRESULT STDMETHODCALLTYPE Site_SaveObject(IOleClientSite *iface)
98 static HRESULT STDMETHODCALLTYPE Site_GetMoniker(IOleClientSite *iface, DWORD dwAssign, DWORD dwWhichMoniker, IMoniker **ppmk)
103 static HRESULT STDMETHODCALLTYPE Site_GetContainer(IOleClientSite *iface, LPOLECONTAINER *ppContainer)
107 return E_NOINTERFACE;
110 static HRESULT STDMETHODCALLTYPE Site_ShowObject(IOleClientSite *iface)
115 static HRESULT STDMETHODCALLTYPE Site_OnShowWindow(IOleClientSite *iface, BOOL fShow)
120 static HRESULT STDMETHODCALLTYPE Site_RequestNewObjectLayout(IOleClientSite *iface)
125 static const IOleClientSiteVtbl MyIOleClientSiteTable =
135 Site_RequestNewObjectLayout
138 static HRESULT STDMETHODCALLTYPE UI_QueryInterface(IDocHostUIHandler *iface, REFIID riid, LPVOID *ppvObj)
140 ICOM_THIS_MULTI(IOleClientSiteImpl, lpvtblDocHostUIHandler, iface);
141 return Site_QueryInterface((IOleClientSite *)This, riid, ppvObj);
144 static ULONG STDMETHODCALLTYPE UI_AddRef(IDocHostUIHandler *iface)
149 static ULONG STDMETHODCALLTYPE UI_Release(IDocHostUIHandler * iface)
154 static HRESULT STDMETHODCALLTYPE UI_ShowContextMenu(IDocHostUIHandler *iface, DWORD dwID, POINT *ppt, IUnknown *pcmdtReserved, IDispatch *pdispReserved)
159 static HRESULT STDMETHODCALLTYPE UI_GetHostInfo(IDocHostUIHandler *iface, DOCHOSTUIINFO *pInfo)
161 pInfo->cbSize = sizeof(DOCHOSTUIINFO);
162 pInfo->dwFlags = DOCHOSTUIFLAG_NO3DBORDER;
163 pInfo->dwDoubleClick = DOCHOSTUIDBLCLK_DEFAULT;
168 static HRESULT STDMETHODCALLTYPE UI_ShowUI(IDocHostUIHandler *iface, DWORD dwID, IOleInPlaceActiveObject *pActiveObject, IOleCommandTarget *pCommandTarget, IOleInPlaceFrame *pFrame, IOleInPlaceUIWindow *pDoc)
173 static HRESULT STDMETHODCALLTYPE UI_HideUI(IDocHostUIHandler *iface)
178 static HRESULT STDMETHODCALLTYPE UI_UpdateUI(IDocHostUIHandler *iface)
183 static HRESULT STDMETHODCALLTYPE UI_EnableModeless(IDocHostUIHandler *iface, BOOL fEnable)
188 static HRESULT STDMETHODCALLTYPE UI_OnDocWindowActivate(IDocHostUIHandler *iface, BOOL fActivate)
193 static HRESULT STDMETHODCALLTYPE UI_OnFrameWindowActivate(IDocHostUIHandler *iface, BOOL fActivate)
198 static HRESULT STDMETHODCALLTYPE UI_ResizeBorder(IDocHostUIHandler *iface, LPCRECT prcBorder, IOleInPlaceUIWindow *pUIWindow, BOOL fRameWindow)
203 static HRESULT STDMETHODCALLTYPE UI_TranslateAccelerator(IDocHostUIHandler *iface, LPMSG lpMsg, const GUID *pguidCmdGroup, DWORD nCmdID)
208 static HRESULT STDMETHODCALLTYPE UI_GetOptionKeyPath(IDocHostUIHandler *iface, LPOLESTR *pchKey, DWORD dw)
213 static HRESULT STDMETHODCALLTYPE UI_GetDropTarget(IDocHostUIHandler *iface, IDropTarget *pDropTarget, IDropTarget **ppDropTarget)
218 static HRESULT STDMETHODCALLTYPE UI_GetExternal(IDocHostUIHandler *iface, IDispatch **ppDispatch)
224 static HRESULT STDMETHODCALLTYPE UI_TranslateUrl(IDocHostUIHandler *iface, DWORD dwTranslate, OLECHAR *pchURLIn, OLECHAR **ppchURLOut)
230 static HRESULT STDMETHODCALLTYPE UI_FilterDataObject(IDocHostUIHandler *iface, IDataObject *pDO, IDataObject **ppDORet)
236 static const IDocHostUIHandlerVtbl MyIDocHostUIHandlerTable =
247 UI_OnDocWindowActivate,
248 UI_OnFrameWindowActivate,
250 UI_TranslateAccelerator,
258 static HRESULT STDMETHODCALLTYPE InPlace_QueryInterface(IOleInPlaceSite *iface, REFIID riid, LPVOID *ppvObj)
260 ICOM_THIS_MULTI(IOleClientSiteImpl, lpvtblOleInPlaceSite, iface);
261 return Site_QueryInterface((IOleClientSite *)This, riid, ppvObj);
264 static ULONG STDMETHODCALLTYPE InPlace_AddRef(IOleInPlaceSite *iface)
269 static ULONG STDMETHODCALLTYPE InPlace_Release(IOleInPlaceSite *iface)
274 static HRESULT STDMETHODCALLTYPE InPlace_GetWindow(IOleInPlaceSite *iface, HWND *lphwnd)
276 ICOM_THIS_MULTI(IOleClientSiteImpl, lpvtblOleInPlaceSite, iface);
277 *lphwnd = This->hwndWindow;
282 static HRESULT STDMETHODCALLTYPE InPlace_ContextSensitiveHelp(IOleInPlaceSite *iface, BOOL fEnterMode)
287 static HRESULT STDMETHODCALLTYPE InPlace_CanInPlaceActivate(IOleInPlaceSite *iface)
292 static HRESULT STDMETHODCALLTYPE InPlace_OnInPlaceActivate(IOleInPlaceSite *iface)
297 static HRESULT STDMETHODCALLTYPE InPlace_OnUIActivate(IOleInPlaceSite *iface)
302 static HRESULT STDMETHODCALLTYPE InPlace_GetWindowContext(IOleInPlaceSite *iface, LPOLEINPLACEFRAME *lplpFrame, LPOLEINPLACEUIWINDOW *lplpDoc, LPRECT lprcPosRect, LPRECT lprcClipRect, LPOLEINPLACEFRAMEINFO lpFrameInfo)
304 ICOM_THIS_MULTI(IOleClientSiteImpl, lpvtblOleInPlaceSite, iface);
305 *lplpFrame = (LPOLEINPLACEFRAME)&This->lpvtblOleInPlaceFrame;
308 lpFrameInfo->fMDIApp = FALSE;
309 lpFrameInfo->hwndFrame = This->hwndWindow;
310 lpFrameInfo->haccel = NULL;
311 lpFrameInfo->cAccelEntries = 0;
316 static HRESULT STDMETHODCALLTYPE InPlace_Scroll(IOleInPlaceSite *iface, SIZE scrollExtent)
321 static HRESULT STDMETHODCALLTYPE InPlace_OnUIDeactivate(IOleInPlaceSite *iface, BOOL fUndoable)
326 static HRESULT STDMETHODCALLTYPE InPlace_OnInPlaceDeactivate(IOleInPlaceSite *iface)
331 static HRESULT STDMETHODCALLTYPE InPlace_DiscardUndoState(IOleInPlaceSite *iface)
336 static HRESULT STDMETHODCALLTYPE InPlace_DeactivateAndUndo(IOleInPlaceSite *iface)
341 static HRESULT STDMETHODCALLTYPE InPlace_OnPosRectChange(IOleInPlaceSite *iface, LPCRECT lprcPosRect)
343 ICOM_THIS_MULTI(IOleClientSiteImpl, lpvtblOleInPlaceSite, iface);
344 IOleInPlaceObject *inplace;
346 if (!IOleObject_QueryInterface(This->pBrowserObject, &IID_IOleInPlaceObject, (void **)&inplace))
347 IOleInPlaceObject_SetObjectRects(inplace, lprcPosRect, lprcPosRect);
352 static const IOleInPlaceSiteVtbl MyIOleInPlaceSiteTable =
354 InPlace_QueryInterface,
358 InPlace_ContextSensitiveHelp,
359 InPlace_CanInPlaceActivate,
360 InPlace_OnInPlaceActivate,
361 InPlace_OnUIActivate,
362 InPlace_GetWindowContext,
364 InPlace_OnUIDeactivate,
365 InPlace_OnInPlaceDeactivate,
366 InPlace_DiscardUndoState,
367 InPlace_DeactivateAndUndo,
368 InPlace_OnPosRectChange
371 static HRESULT STDMETHODCALLTYPE Frame_QueryInterface(IOleInPlaceFrame *iface, REFIID riid, LPVOID *ppvObj)
376 static ULONG STDMETHODCALLTYPE Frame_AddRef(IOleInPlaceFrame *iface)
381 static ULONG STDMETHODCALLTYPE Frame_Release(IOleInPlaceFrame *iface)
386 static HRESULT STDMETHODCALLTYPE Frame_GetWindow(IOleInPlaceFrame *iface, HWND *lphwnd)
388 ICOM_THIS_MULTI(IOleClientSiteImpl, lpvtblOleInPlaceFrame, iface);
389 *lphwnd = This->hwndWindow;
394 static HRESULT STDMETHODCALLTYPE Frame_ContextSensitiveHelp(IOleInPlaceFrame *iface, BOOL fEnterMode)
399 static HRESULT STDMETHODCALLTYPE Frame_GetBorder(IOleInPlaceFrame *iface, LPRECT lprectBorder)
404 static HRESULT STDMETHODCALLTYPE Frame_RequestBorderSpace(IOleInPlaceFrame *iface, LPCBORDERWIDTHS pborderwidths)
409 static HRESULT STDMETHODCALLTYPE Frame_SetBorderSpace(IOleInPlaceFrame *iface, LPCBORDERWIDTHS pborderwidths)
414 static HRESULT STDMETHODCALLTYPE Frame_SetActiveObject(IOleInPlaceFrame *iface, IOleInPlaceActiveObject *pActiveObject, LPCOLESTR pszObjName)
419 static HRESULT STDMETHODCALLTYPE Frame_InsertMenus(IOleInPlaceFrame *iface, HMENU hmenuShared, LPOLEMENUGROUPWIDTHS lpMenuWidths)
424 static HRESULT STDMETHODCALLTYPE Frame_SetMenu(IOleInPlaceFrame *iface, HMENU hmenuShared, HOLEMENU holemenu, HWND hwndActiveObject)
429 static HRESULT STDMETHODCALLTYPE Frame_RemoveMenus(IOleInPlaceFrame *iface, HMENU hmenuShared)
434 static HRESULT STDMETHODCALLTYPE Frame_SetStatusText(IOleInPlaceFrame *iface, LPCOLESTR pszStatusText)
439 static HRESULT STDMETHODCALLTYPE Frame_EnableModeless(IOleInPlaceFrame *iface, BOOL fEnable)
444 static HRESULT STDMETHODCALLTYPE Frame_TranslateAccelerator(IOleInPlaceFrame *iface, LPMSG lpmsg, WORD wID)
449 static const IOleInPlaceFrameVtbl MyIOleInPlaceFrameTable =
451 Frame_QueryInterface,
455 Frame_ContextSensitiveHelp,
457 Frame_RequestBorderSpace,
458 Frame_SetBorderSpace,
459 Frame_SetActiveObject,
464 Frame_EnableModeless,
465 Frame_TranslateAccelerator
468 static HRESULT STDMETHODCALLTYPE Storage_QueryInterface(IStorage *This, REFIID riid, LPVOID *ppvObj)
473 static ULONG STDMETHODCALLTYPE Storage_AddRef(IStorage *This)
478 static ULONG STDMETHODCALLTYPE Storage_Release(IStorage *This)
483 static HRESULT STDMETHODCALLTYPE Storage_CreateStream(IStorage *This, const WCHAR *pwcsName, DWORD grfMode, DWORD reserved1, DWORD reserved2, IStream **ppstm)
488 static HRESULT STDMETHODCALLTYPE Storage_OpenStream(IStorage *This, const WCHAR * pwcsName, void *reserved1, DWORD grfMode, DWORD reserved2, IStream **ppstm)
493 static HRESULT STDMETHODCALLTYPE Storage_CreateStorage(IStorage *This, const WCHAR *pwcsName, DWORD grfMode, DWORD reserved1, DWORD reserved2, IStorage **ppstg)
498 static HRESULT STDMETHODCALLTYPE Storage_OpenStorage(IStorage *This, const WCHAR * pwcsName, IStorage * pstgPriority, DWORD grfMode, SNB snbExclude, DWORD reserved, IStorage **ppstg)
503 static HRESULT STDMETHODCALLTYPE Storage_CopyTo(IStorage *This, DWORD ciidExclude, IID const *rgiidExclude, SNB snbExclude,IStorage *pstgDest)
508 static HRESULT STDMETHODCALLTYPE Storage_MoveElementTo(IStorage *This, const OLECHAR *pwcsName,IStorage * pstgDest, const OLECHAR *pwcsNewName, DWORD grfFlags)
513 static HRESULT STDMETHODCALLTYPE Storage_Commit(IStorage *This, DWORD grfCommitFlags)
518 static HRESULT STDMETHODCALLTYPE Storage_Revert(IStorage *This)
523 static HRESULT STDMETHODCALLTYPE Storage_EnumElements(IStorage *This, DWORD reserved1, void *reserved2, DWORD reserved3, IEnumSTATSTG **ppenum)
528 static HRESULT STDMETHODCALLTYPE Storage_DestroyElement(IStorage *This, const OLECHAR *pwcsName)
533 static HRESULT STDMETHODCALLTYPE Storage_RenameElement(IStorage *This, const WCHAR *pwcsOldName, const WCHAR *pwcsNewName)
538 static HRESULT STDMETHODCALLTYPE Storage_SetElementTimes(IStorage *This, const WCHAR *pwcsName, FILETIME const *pctime, FILETIME const *patime, FILETIME const *pmtime)
543 static HRESULT STDMETHODCALLTYPE Storage_SetClass(IStorage *This, REFCLSID clsid)
548 static HRESULT STDMETHODCALLTYPE Storage_SetStateBits(IStorage *This, DWORD grfStateBits, DWORD grfMask)
553 static HRESULT STDMETHODCALLTYPE Storage_Stat(IStorage *This, STATSTG *pstatstg, DWORD grfStatFlag)
558 static const IStorageVtbl MyIStorageTable =
560 Storage_QueryInterface,
563 Storage_CreateStream,
565 Storage_CreateStorage,
568 Storage_MoveElementTo,
571 Storage_EnumElements,
572 Storage_DestroyElement,
573 Storage_RenameElement,
574 Storage_SetElementTimes,
576 Storage_SetStateBits,
580 static IStorage MyIStorage = { &MyIStorageTable };
582 BOOL WB_EmbedBrowser(WBInfo *pWBInfo, HWND hwndParent)
584 IOleClientSiteImpl *iOleClientSiteImpl;
585 IOleObject *browserObject;
586 IWebBrowser2 *webBrowser2;
590 static const WCHAR hostNameW[] = {'H','o','s','t',' ','N','a','m','e',0};
592 /* clear out struct to keep from accessing invalid ptrs */
593 ZeroMemory(pWBInfo, sizeof(WBInfo));
595 iOleClientSiteImpl = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
596 sizeof(IOleClientSiteImpl));
597 if (!iOleClientSiteImpl)
600 iOleClientSiteImpl->ref = 0;
601 iOleClientSiteImpl->lpVtbl = &MyIOleClientSiteTable;
602 iOleClientSiteImpl->lpvtblOleInPlaceSite = &MyIOleInPlaceSiteTable;
603 iOleClientSiteImpl->lpvtblOleInPlaceFrame = &MyIOleInPlaceFrameTable;
604 iOleClientSiteImpl->hwndWindow = hwndParent;
605 iOleClientSiteImpl->lpvtblDocHostUIHandler = &MyIDocHostUIHandlerTable;
607 hr = OleCreate(&CLSID_WebBrowser, &IID_IOleObject, OLERENDER_DRAW, 0,
608 (IOleClientSite *)iOleClientSiteImpl, &MyIStorage,
609 (void **)&browserObject);
611 pWBInfo->pOleClientSite = (IOleClientSite *)iOleClientSiteImpl;
612 pWBInfo->pBrowserObject = browserObject;
614 if (FAILED(hr)) goto error;
616 /* make the browser object accessible to the IOleClientSite implementation */
617 iOleClientSiteImpl->pBrowserObject = browserObject;
618 IOleObject_SetHostNames(browserObject, hostNameW, 0);
620 GetClientRect(hwndParent, &rc);
622 hr = OleSetContainedObject((struct IUnknown *)browserObject, TRUE);
623 if (FAILED(hr)) goto error;
625 hr = IOleObject_DoVerb(browserObject, OLEIVERB_SHOW, NULL,
626 (IOleClientSite *)iOleClientSiteImpl,
627 -1, hwndParent, &rc);
628 if (FAILED(hr)) goto error;
631 hr = IOleObject_QueryInterface(browserObject, &IID_IWebBrowser2,
632 (void **)&webBrowser2);
635 IWebBrowser2_put_Left(webBrowser2, 0);
636 IWebBrowser2_put_Top(webBrowser2, 0);
637 IWebBrowser2_put_Width(webBrowser2, rc.right);
638 IWebBrowser2_put_Height(webBrowser2, rc.bottom);
640 pWBInfo->pWebBrowser2 = webBrowser2;
641 pWBInfo->hwndParent = hwndParent;
647 WB_UnEmbedBrowser(pWBInfo);
648 HeapFree(GetProcessHeap(), 0, iOleClientSiteImpl);
653 void WB_UnEmbedBrowser(WBInfo *pWBInfo)
655 if (pWBInfo->pBrowserObject)
657 IOleObject_Close(pWBInfo->pBrowserObject, OLECLOSE_NOSAVE);
658 IOleObject_Release(pWBInfo->pBrowserObject);
659 pWBInfo->pBrowserObject = NULL;
662 if (pWBInfo->pWebBrowser2)
664 IWebBrowser2_Release(pWBInfo->pWebBrowser2);
665 pWBInfo->pWebBrowser2 = NULL;
668 if (pWBInfo->pOleClientSite)
670 IOleClientSite_Release(pWBInfo->pOleClientSite);
671 pWBInfo->pOleClientSite = NULL;
675 BOOL WB_Navigate(WBInfo *pWBInfo, LPCWSTR szUrl)
677 IWebBrowser2 *pWebBrowser2 = pWBInfo->pWebBrowser2;
683 V_VT(&myURL) = VT_BSTR;
684 V_BSTR(&myURL) = SysAllocString(szUrl);
686 IWebBrowser2_Navigate2(pWebBrowser2, &myURL, 0, 0, 0, 0);
687 VariantClear(&myURL);
692 void WB_ResizeBrowser(WBInfo *pWBInfo, DWORD dwWidth, DWORD dwHeight)
694 IWebBrowser2 *pWebBrowser2 = pWBInfo->pWebBrowser2;
699 IWebBrowser2_put_Width(pWebBrowser2, dwWidth);
700 IWebBrowser2_put_Height(pWebBrowser2, dwHeight);
703 void WB_DoPageAction(WBInfo *pWBInfo, DWORD dwAction)
705 IWebBrowser2 *pWebBrowser2 = pWBInfo->pWebBrowser2;
713 IWebBrowser2_GoBack(pWebBrowser2);
716 IWebBrowser2_GoForward(pWebBrowser2);
719 IWebBrowser2_GoHome(pWebBrowser2);
722 IWebBrowser2_GoSearch(pWebBrowser2);
725 IWebBrowser2_Refresh(pWebBrowser2);
727 IWebBrowser2_Stop(pWebBrowser2);