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hhctrl.ocx: Try the Windows help directory if the specified file does not exist.

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This commit is contained in:
Hans Leidekker 2009-07-01 11:54:44 +02:00 committed by Alexandre Julliard
parent 28f9129000
commit bbfe59bc93
2 changed files with 35 additions and 6 deletions
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9
dlls/hhctrl.ocx/chm.c
View file

@ -362,15 +362,16 @@ IStream *GetChmStream(CHMInfo *info, LPCWSTR parent_chm, ChmPath *chm_file)
/* Opens the CHM file for reading */
CHMInfo *OpenCHM(LPCWSTR szFile)
{
WCHAR file[MAX_PATH] = {0};
HRESULT hres;
CHMInfo *ret;
static const WCHAR wszSTRINGS[] = {'#','S','T','R','I','N','G','S',0};
CHMInfo *ret = heap_alloc_zero(sizeof(CHMInfo));
if (!(ret = heap_alloc_zero(sizeof(CHMInfo))))
return NULL;
GetFullPathNameW(szFile, sizeof(file)/sizeof(file[0]), file, NULL);
ret->szFile = strdupW(file);
if (!(ret->szFile = strdupW(szFile)))
return NULL;
hres = CoCreateInstance(&CLSID_ITStorage, NULL, CLSCTX_INPROC_SERVER,
&IID_IITStorage, (void **) &ret->pITStorage) ;

32
dlls/hhctrl.ocx/hhctrl.c
View file

@ -86,11 +86,27 @@ static const char *command_to_string(UINT command)
#undef X
}
static BOOL resolve_filename(const WCHAR *filename, WCHAR *fullname, DWORD buflen)
{
static const WCHAR helpW[] = {'\\','h','e','l','p','\\',0};
GetFullPathNameW(filename, buflen, fullname, NULL);
if (GetFileAttributesW(fullname) == INVALID_FILE_ATTRIBUTES)
{
GetWindowsDirectoryW(fullname, buflen);
strcatW(fullname, helpW);
strcatW(fullname, filename);
}
return (GetFileAttributesW(fullname) != INVALID_FILE_ATTRIBUTES);
}
/******************************************************************
* HtmlHelpW (HHCTRL.OCX.15)
*/
HWND WINAPI HtmlHelpW(HWND caller, LPCWSTR filename, UINT command, DWORD_PTR data)
{
WCHAR fullname[MAX_PATH];
TRACE("(%p, %s, command=%s, data=%lx)\n",
caller, debugstr_w( filename ),
command_to_string( command ), data);
@ -120,7 +136,13 @@ HWND WINAPI HtmlHelpW(HWND caller, LPCWSTR filename, UINT command, DWORD_PTR dat
index += 2; /* advance beyond "::" for calling NavigateToChm() later */
}
info = CreateHelpViewer(filename);
if (!resolve_filename(filename, fullname, MAX_PATH))
{
WARN("can't find %s\n", debugstr_w(filename));
return 0;
}
info = CreateHelpViewer(fullname);
if(!info)
return NULL;
@ -142,7 +164,13 @@ HWND WINAPI HtmlHelpW(HWND caller, LPCWSTR filename, UINT command, DWORD_PTR dat
if (!filename)
return NULL;
info = CreateHelpViewer(filename);
if (!resolve_filename(filename, fullname, MAX_PATH))
{
WARN("can't find %s\n", debugstr_w(filename));
return 0;
}
info = CreateHelpViewer(fullname);
if(!info)
return NULL;