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DLLGetClassObject/Classfactory: create objects by CLSID not IID.

This commit is contained in:
Juergen Schmied 1999-07-10 11:48:15 +00:00 committed by Alexandre Julliard
parent ee1e4ce4b9
commit 61adb76bea
1 changed files with 61 additions and 49 deletions
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110
dlls/shell32/shellole.c
View File

@ -37,35 +37,43 @@ static GetClassPtr SH_find_moduleproc(LPSTR dllname,HMODULE *xhmod,LPSTR name)
FARPROC dllunload,nameproc;
TRACE("dll=%s, hmodule=%p, name=%s\n",dllname, xhmod, name);
if (xhmod)
{ *xhmod = 0;
}
if (!strcasecmp(PathFindFilenameA(dllname),"shell32.dll"))
{ return (GetClassPtr)SHELL32_DllGetClassObject;
}
hmod = LoadLibraryExA(dllname,0,LOAD_WITH_ALTERED_SEARCH_PATH);
if (!hmod)
{ return NULL;
}
dllunload = GetProcAddress(hmod,"DllCanUnloadNow");
if (!dllunload)
{ if (xhmod)
{ *xhmod = hmod;
}
}
nameproc = GetProcAddress(hmod,name);
if (!nameproc)
{ FreeLibrary(hmod);
return NULL;
}
/* register unloadable dll with unloadproc ... */
return (GetClassPtr)nameproc;
}
/*************************************************************************
*
*/
static DWORD SH_get_instance(REFCLSID clsid,LPSTR dllname,LPVOID unknownouter,REFIID refiid,LPVOID inst)
static DWORD SH_get_instance(REFCLSID clsid,LPSTR dllname,LPVOID unknownouter,REFIID refiid,LPVOID *ppv)
{ GetClassPtr dllgetclassob;
DWORD hres;
LPCLASSFACTORY classfac;
@ -73,23 +81,28 @@ static DWORD SH_get_instance(REFCLSID clsid,LPSTR dllname,LPVOID unknownouter,RE
char xclsid[50],xrefiid[50];
WINE_StringFromCLSID((LPCLSID)clsid,xclsid);
WINE_StringFromCLSID((LPCLSID)refiid,xrefiid);
TRACE("\n\tCLSID:%s,%s,%p,\n\tIID:%s,%p\n",xclsid, dllname,unknownouter,xrefiid,inst);
TRACE("\n\tCLSID:%s,%s,%p,\n\tIID:%s,%p\n",xclsid, dllname,unknownouter,xrefiid,ppv);
dllgetclassob = SH_find_moduleproc(dllname,NULL,"DllGetClassObject");
if (!dllgetclassob)
{ return 0x80070000|GetLastError();
}
hres = (*dllgetclassob)(clsid,(REFIID)&IID_IClassFactory,&classfac);
if ((hres<0) || (hres>=0x80000000))
return hres;
if (!classfac)
{ FIXME("no classfactory, but hres is 0x%ld!\n",hres);
return E_FAIL;
}
IClassFactory_CreateInstance(classfac,unknownouter,refiid,inst);
IClassFactory_CreateInstance(classfac,unknownouter,refiid,ppv);
IClassFactory_Release(classfac);
return 0;
return S_OK;
}
/*************************************************************************
@ -98,8 +111,14 @@ static DWORD SH_get_instance(REFCLSID clsid,LPSTR dllname,LPVOID unknownouter,RE
* NOTES
* exported by ordinal
*/
LRESULT WINAPI SHCoCreateInstance(LPSTR aclsid,CLSID *clsid,LPUNKNOWN unknownouter,REFIID refiid,LPVOID inst)
{ char buffer[256],xclsid[48],xiid[48],path[260],tmodel[100];
LRESULT WINAPI SHCoCreateInstance(
LPSTR aclsid,
CLSID *clsid,
LPUNKNOWN unknownouter,
REFIID refiid,
LPVOID *ppv)
{
char buffer[256],xclsid[48],xiid[48],path[260],tmodel[100];
HKEY inprockey;
DWORD pathlen,type,tmodellen;
DWORD hres;
@ -111,39 +130,43 @@ LRESULT WINAPI SHCoCreateInstance(LPSTR aclsid,CLSID *clsid,LPUNKNOWN unknownout
}
else
{ if (!aclsid)
{ return 0x80040154;
{ return REGDB_E_CLASSNOTREG;
}
strcpy(xclsid,aclsid);
}
TRACE("(%p,\n\tSID:\t%s,%p,\n\tIID:\t%s,%p)\n",aclsid,xclsid,unknownouter,xiid,inst);
TRACE("(%p,\n\tSID:\t%s,%p,\n\tIID:\t%s,%p)\n",aclsid,xclsid,unknownouter,xiid,ppv);
sprintf(buffer,"CLSID\\%s\\InProcServer32",xclsid);
if (RegOpenKeyExA(HKEY_CLASSES_ROOT,buffer,0,0x02000000,&inprockey))
{ return SH_get_instance(clsid,"shell32.dll",unknownouter,refiid,inst);
{ return SH_get_instance(clsid,"shell32.dll",unknownouter,refiid,ppv);
}
pathlen=sizeof(path);
if (RegQueryValueA(inprockey,NULL,path,&pathlen))
{ RegCloseKey(inprockey);
return SH_get_instance(clsid,"shell32.dll",unknownouter,refiid,inst);
return SH_get_instance(clsid,"shell32.dll",unknownouter,refiid,ppv);
}
TRACE("Server dll is %s\n",path);
tmodellen=sizeof(tmodel);
type=REG_SZ;
if (RegQueryValueExA(inprockey,"ThreadingModel",NULL,&type,tmodel,&tmodellen))
{ RegCloseKey(inprockey);
return SH_get_instance(clsid,"shell32.dll",unknownouter,refiid,inst);
return SH_get_instance(clsid,"shell32.dll",unknownouter,refiid,ppv);
}
TRACE("Threading model is %s\n",tmodel);
hres=SH_get_instance(clsid,path,unknownouter,refiid,inst);
hres=SH_get_instance(clsid,path,unknownouter,refiid,ppv);
if (hres<0 || (hres>0x80000000))
{ hres=SH_get_instance(clsid,"shell32.dll",unknownouter,refiid,inst);
{ hres=SH_get_instance(clsid,"shell32.dll",unknownouter,refiid,ppv);
}
RegCloseKey(inprockey);
TRACE("-- interface is %p\n", *ppv);
return hres;
}
@ -159,7 +182,7 @@ LRESULT WINAPI SHCoCreateInstance(LPSTR aclsid,CLSID *clsid,LPUNKNOWN unknownout
* This function does NOT instantiate the Class!!!
*
*/
HRESULT WINAPI SHELL32_DllGetClassObject(REFCLSID rclsid,REFIID iid,LPVOID *ppv)
HRESULT WINAPI SHELL32_DllGetClassObject(REFCLSID rclsid, REFIID iid,LPVOID *ppv)
{ HRESULT hres = E_OUTOFMEMORY;
LPCLASSFACTORY lpclf;
@ -171,21 +194,11 @@ HRESULT WINAPI SHELL32_DllGetClassObject(REFCLSID rclsid,REFIID iid,LPVOID *ppv)
*ppv = NULL;
if(IsEqualCLSID(rclsid, &CLSID_ShellDesktop)||
IsEqualCLSID(rclsid, &CLSID_ShellLink))
{ if(IsEqualCLSID(rclsid, &CLSID_ShellDesktop)) /*debug*/
{ TRACE("-- requested CLSID_ShellDesktop\n");
}
{
lpclf = IClassFactory_Constructor( rclsid );
if (IsEqualCLSID(rclsid, &CLSID_ShellLink))
{ if (VERSION_OsIsUnicode ())
lpclf = IShellLinkW_CF_Constructor();
else
lpclf = IShellLink_CF_Constructor();
}
else
{ lpclf = IClassFactory_Constructor();
}
if(lpclf) {
if(lpclf)
{
hres = IClassFactory_QueryInterface(lpclf,iid, ppv);
IClassFactory_Release(lpclf);
}
@ -234,6 +247,7 @@ typedef struct
/* IUnknown fields */
ICOM_VTABLE(IClassFactory)* lpvtbl;
DWORD ref;
CLSID *rclsid;
} IClassFactoryImpl;
static ICOM_VTABLE(IClassFactory) clfvt;
@ -242,13 +256,14 @@ static ICOM_VTABLE(IClassFactory) clfvt;
* IClassFactory_Constructor
*/
LPCLASSFACTORY IClassFactory_Constructor(void)
LPCLASSFACTORY IClassFactory_Constructor(REFCLSID rclsid)
{
IClassFactoryImpl* lpclf;
lpclf= (IClassFactoryImpl*)HeapAlloc(GetProcessHeap(),0,sizeof(IClassFactoryImpl));
lpclf->ref = 1;
lpclf->lpvtbl = &clfvt;
lpclf->rclsid = (CLSID*)rclsid;
TRACE("(%p)->()\n",lpclf);
shell32_ObjCount++;
@ -279,7 +294,7 @@ static HRESULT WINAPI IClassFactory_fnQueryInterface(
TRACE("-- Interface: (%p)->(%p)\n",ppvObj,*ppvObj);
return S_OK;
}
TRACE("-- Interface: E_NOINTERFACE\n");
TRACE("-- Interface: %s E_NOINTERFACE\n", xriid);
return E_NOINTERFACE;
}
/******************************************************************************
@ -326,35 +341,32 @@ static HRESULT WINAPI IClassFactory_fnCreateInstance(
*ppObject = NULL;
if(pUnknown)
{ return(CLASS_E_NOAGGREGATION);
{
return(CLASS_E_NOAGGREGATION);
}
if (IsEqualIID(riid, &IID_IShellFolder))
{ pObj = (IUnknown *)IShellFolder_Constructor(NULL,NULL);
}
else if (IsEqualIID(riid, &IID_IShellView))
{ pObj = (IUnknown *)IShellView_Constructor(NULL,NULL);
}
else if (IsEqualIID(riid, &IID_IExtractIconA))
{ pObj = (IUnknown *)IExtractIconA_Constructor(NULL);
}
else if (IsEqualIID(riid, &IID_IContextMenu))
{ pObj = (IUnknown *)IContextMenu_Constructor(NULL, NULL, 0);
}
else if (IsEqualIID(riid, &IID_IDataObject))
{ pObj = (IUnknown *)IDataObject_Constructor(0,NULL,NULL,0);
if (IsEqualCLSID(This->rclsid, &CLSID_ShellDesktop))
{
pObj = (IUnknown *)IShellFolder_Constructor(NULL,NULL);
}
else if (IsEqualCLSID(This->rclsid, &CLSID_ShellLink))
{
pObj = (IUnknown *)IShellLink_Constructor(FALSE);
}
else
{ ERR("unknown IID requested\n\tIID:\t%s\n",xriid);
{
ERR("unknown IID requested\n\tIID:\t%s\n",xriid);
return(E_NOINTERFACE);
}
if (!pObj)
{ return(E_OUTOFMEMORY);
{
return(E_OUTOFMEMORY);
}
hres = pObj->lpvtbl->fnQueryInterface(pObj,riid, ppObject);
pObj->lpvtbl->fnRelease(pObj);
hres = IUnknown_QueryInterface(pObj,riid, ppObject);
IUnknown_Release(pObj);
TRACE("-- Object created: (%p)->%p\n",This,*ppObject);
return hres;