2 * Copyright 2008 Piotr Caban
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
20 #define NONAMELESSUNION
36 #include "wine/debug.h"
38 #include "msxml_private.h"
40 WINE_DEFAULT_DEBUG_CHANNEL(msxml);
43 const struct IBindStatusCallbackVtbl *lpVtbl;
48 HRESULT (*onDataAvailable)(void*,char*,DWORD);
54 static inline bsc_t *impl_from_IBindStatusCallback( IBindStatusCallback *iface )
56 return (bsc_t *)((char*)iface - FIELD_OFFSET(bsc_t, lpVtbl));
59 static HRESULT WINAPI bsc_QueryInterface(
60 IBindStatusCallback *iface,
64 if (IsEqualGUID(riid, &IID_IUnknown) ||
65 IsEqualGUID(riid, &IID_IBindStatusCallback))
67 IBindStatusCallback_AddRef( iface );
72 TRACE("interface %s not implemented\n", debugstr_guid(riid));
76 static ULONG WINAPI bsc_AddRef(
77 IBindStatusCallback *iface )
79 bsc_t *This = impl_from_IBindStatusCallback(iface);
80 LONG ref = InterlockedIncrement(&This->ref);
82 TRACE("(%p) ref=%d\n", This, ref);
87 static ULONG WINAPI bsc_Release(
88 IBindStatusCallback *iface )
90 bsc_t *This = impl_from_IBindStatusCallback(iface);
91 LONG ref = InterlockedDecrement(&This->ref);
93 TRACE("(%p) ref=%d\n", This, ref);
96 if (This->binding) IBinding_Release(This->binding);
97 if (This->memstream) IStream_Release(This->memstream);
104 static HRESULT WINAPI bsc_OnStartBinding(
105 IBindStatusCallback* iface,
109 bsc_t *This = impl_from_IBindStatusCallback(iface);
112 TRACE("(%p)->(%x %p)\n", This, dwReserved, pib);
115 IBinding_AddRef(pib);
117 hr = CreateStreamOnHGlobal(NULL, TRUE, &This->memstream);
124 static HRESULT WINAPI bsc_GetPriority(
125 IBindStatusCallback* iface,
131 static HRESULT WINAPI bsc_OnLowResource(
132 IBindStatusCallback* iface,
138 static HRESULT WINAPI bsc_OnProgress(
139 IBindStatusCallback* iface,
143 LPCWSTR szStatusText)
148 static HRESULT WINAPI bsc_OnStopBinding(
149 IBindStatusCallback* iface,
153 bsc_t *This = impl_from_IBindStatusCallback(iface);
156 TRACE("(%p)->(%08x %s)\n", This, hresult, debugstr_w(szError));
159 IBinding_Release(This->binding);
160 This->binding = NULL;
163 if(This->obj && SUCCEEDED(hresult)) {
165 hr = GetHGlobalFromStream(This->memstream, &hglobal);
168 DWORD len = GlobalSize(hglobal);
169 char *ptr = GlobalLock(hglobal);
171 hr = This->onDataAvailable(This->obj, ptr, len);
173 GlobalUnlock(hglobal);
180 static HRESULT WINAPI bsc_GetBindInfo(
181 IBindStatusCallback* iface,
185 *grfBINDF = BINDF_GETNEWESTVERSION|BINDF_PULLDATA|BINDF_RESYNCHRONIZE|BINDF_PRAGMA_NO_CACHE;
190 static HRESULT WINAPI bsc_OnDataAvailable(
191 IBindStatusCallback* iface,
194 FORMATETC* pformatetc,
197 bsc_t *This = impl_from_IBindStatusCallback(iface);
202 TRACE("(%p)->(%x %d %p %p)\n", This, grfBSCF, dwSize, pformatetc, pstgmed);
206 hr = IStream_Read(pstgmed->u.pstm, buf, sizeof(buf), &read);
210 hr = IStream_Write(This->memstream, buf, read, &written);
211 } while(SUCCEEDED(hr) && written != 0 && read != 0);
216 static HRESULT WINAPI bsc_OnObjectAvailable(
217 IBindStatusCallback* iface,
224 static const struct IBindStatusCallbackVtbl bsc_vtbl =
236 bsc_OnObjectAvailable
239 HRESULT bind_url(LPCWSTR url, HRESULT (*onDataAvailable)(void*,char*,DWORD), void *obj, bsc_t **ret)
241 WCHAR fileUrl[INTERNET_MAX_URL_LENGTH];
246 TRACE("%s\n", debugstr_w(url));
250 WCHAR fullpath[MAX_PATH];
251 DWORD needed = sizeof(fileUrl)/sizeof(WCHAR);
253 if(!PathSearchAndQualifyW(url, fullpath, sizeof(fullpath)/sizeof(WCHAR)))
255 WARN("can't find path\n");
259 if(FAILED(UrlCreateFromPathW(url, fileUrl, &needed, 0)))
261 ERR("can't create url from path\n");
267 hr = CreateBindCtx(0, &pbc);
271 bsc = heap_alloc(sizeof(bsc_t));
273 bsc->lpVtbl = &bsc_vtbl;
276 bsc->onDataAvailable = onDataAvailable;
278 bsc->memstream = NULL;
280 hr = RegisterBindStatusCallback(pbc, (IBindStatusCallback*)&bsc->lpVtbl, NULL, 0);
285 hr = CreateURLMoniker(NULL, url, &moniker);
289 hr = IMoniker_BindToStorage(moniker, pbc, NULL, &IID_IStream, (LPVOID*)&stream);
290 IMoniker_Release(moniker);
292 IStream_Release(stream);
294 IBindCtx_Release(pbc);
299 IBindStatusCallback_Release((IBindStatusCallback*)&bsc->lpVtbl);
307 void detach_bsc(bsc_t *bsc)
310 IBinding_Abort(bsc->binding);
313 IBindStatusCallback_Release((IBindStatusCallback*)&bsc->lpVtbl);