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shdocvw: Add reading of iconfile and iconframe via IPersistFile.

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Andrew Bogott 2010-11-24 16:47:50 -06:00 committed by Alexandre Julliard
parent 3f9abe2c28
commit 3d5b3bef8b
1 changed files with 100 additions and 24 deletions
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114
dlls/shdocvw/intshcut.c
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@ -411,10 +411,37 @@ static HRESULT WINAPI PersistFile_IsDirty(IPersistFile *pFile)
return This->isDirty ? S_OK : S_FALSE;
}
/* A helper function: Allocate and fill rString. Return number of bytes read. */
static DWORD get_profile_string(LPCWSTR lpAppName, LPCWSTR lpKeyName,
LPCWSTR lpFileName, WCHAR **rString )
{
DWORD r = 0;
DWORD len=128;
*rString = CoTaskMemAlloc(len*sizeof(WCHAR));
if (rString != NULL)
{
r = GetPrivateProfileStringW(lpAppName, lpKeyName, NULL, *rString, len, lpFileName);
while (r == len-1)
{
CoTaskMemFree(rString);
len *= 2;
rString = CoTaskMemAlloc(len*sizeof(WCHAR));
if (rString == NULL)
break;
r = GetPrivateProfileStringW(lpAppName, lpKeyName, NULL, *rString, len, lpFileName);
}
}
return r;
}
static HRESULT WINAPI PersistFile_Load(IPersistFile *pFile, LPCOLESTR pszFileName, DWORD dwMode)
{
WCHAR str_header[] = {'I','n','t','e','r','n','e','t','S','h','o','r','t','c','u','t',0};
WCHAR str_URL[] = {'U','R','L',0};
WCHAR str_iconfile[] = {'i','c','o','n','f','i','l','e',0};
WCHAR str_iconindex[] = {'i','c','o','n','i','n','d','e','x',0};
WCHAR *filename = NULL;
HRESULT hr;
InternetShortcut *This = impl_from_IPersistFile(pFile);
@ -424,40 +451,89 @@ static HRESULT WINAPI PersistFile_Load(IPersistFile *pFile, LPCOLESTR pszFileNam
filename = co_strdupW(pszFileName);
if (filename != NULL)
{
DWORD len = 128;
DWORD r;
WCHAR *url = CoTaskMemAlloc(len*sizeof(WCHAR));
if (url != NULL)
{
r = GetPrivateProfileStringW(str_header, str_URL, NULL, url, len, pszFileName);
while (r == len-1)
{
CoTaskMemFree(url);
len *= 2;
url = CoTaskMemAlloc(len*sizeof(WCHAR));
if (url == NULL)
break;
r = GetPrivateProfileStringW(str_header, str_URL, NULL, url, len, pszFileName);
}
WCHAR *url;
r = get_profile_string(str_header, str_URL, pszFileName, &url);
if (r == 0)
{
hr = E_FAIL;
CoTaskMemFree(filename);
}
else if (url != NULL)
{
hr = S_OK;
CoTaskMemFree(This->currentFile);
This->currentFile = filename;
CoTaskMemFree(This->url);
This->url = url;
This->isDirty = FALSE;
return S_OK;
}
else
hr = E_OUTOFMEMORY;
CoTaskMemFree(url);
}
else
{
hr = E_OUTOFMEMORY;
CoTaskMemFree(filename);
}
/* Now we're going to read in the iconfile and iconindex.
If we don't find them, that's not a failure case -- it's possible
that they just aren't in there. */
if (SUCCEEDED(hr))
{
IPropertyStorage *pPropStg;
WCHAR *iconfile;
WCHAR *iconindexstring;
hr = IPropertySetStorage_Open(This->property_set_storage, &FMTID_Intshcut,
STGM_READWRITE | STGM_SHARE_EXCLUSIVE,
&pPropStg);
r = get_profile_string(str_header, str_iconfile, pszFileName, &iconfile);
if (iconfile != NULL)
{
PROPSPEC ps;
PROPVARIANT pv;
ps.ulKind = PRSPEC_PROPID;
ps.propid = PID_IS_ICONFILE;
pv.vt = VT_LPWSTR;
pv.pwszVal = iconfile;
hr = IPropertyStorage_WriteMultiple(pPropStg, 1, &ps, &pv, 0);
if (FAILED(hr))
{
TRACE("Failed to store the iconfile to our property storage. hr = 0x%x\n", hr);
}
CoTaskMemFree(iconfile);
}
r = get_profile_string(str_header, str_iconindex, pszFileName, &iconindexstring);
if (iconindexstring != NULL)
{
int iconindex;
PROPSPEC ps;
PROPVARIANT pv;
char *iconindexastring = co_strdupWtoA(iconindexstring);
sscanf(iconindexastring, "%d", &iconindex);
CoTaskMemFree(iconindexastring);
ps.ulKind = PRSPEC_PROPID;
ps.propid = PID_IS_ICONINDEX;
pv.vt = VT_I4;
pv.iVal = iconindex;
hr = IPropertyStorage_WriteMultiple(pPropStg, 1, &ps, &pv, 0);
if (FAILED(hr))
{
TRACE("Failed to store the iconindex to our property storage. hr = 0x%x\n", hr);
}
CoTaskMemFree(iconfile);
}
IPropertyStorage_Release(pPropStg);
}
else
hr = E_OUTOFMEMORY;
}
else
hr = E_OUTOFMEMORY;
return hr;