shell32: Implement SHCreateShellFolderView (ordinal 256).

dlls/shell32/shell32.spec

@@ -210,7 +210,7 @@
  249 stdcall -noname PathParseIconLocation(ptr) PathParseIconLocationAW
  250 stdcall -noname PathRemoveExtension(ptr) PathRemoveExtensionAW
  251 stdcall -noname PathRemoveArgs(ptr) PathRemoveArgsAW
- 256 stdcall @(ptr ptr) SHELL32_256
+ 256 stdcall SHCreateShellFolderView(ptr ptr)
  258 stdcall -noname LinkWindow_RegisterClass()
  259 stdcall -noname LinkWindow_UnregisterClass()
 #299 stub Shl1632_ThunkData32

dlls/shell32/shellord.c

@@ -1893,33 +1893,6 @@ HRESULT WINAPI SHCreateStdEnumFmtEtc(
 	return hRes;
 }
 
-
-/*************************************************************************
- *		SHELL32_256 (SHELL32.256)
- */
-HRESULT WINAPI SHELL32_256(LPDWORD lpdw0, LPDWORD lpdw1)
-{
-    HRESULT ret = S_OK;
-
-    FIXME("stub %p 0x%08x %p\n", lpdw0, lpdw0 ? *lpdw0 : 0, lpdw1);
-
-    if (!lpdw0 || *lpdw0 != 0x10)
-        ret = E_INVALIDARG;
-    else
-    {
-        LPVOID lpdata = 0;/*LocalAlloc(LMEM_ZEROINIT, 0x4E4);*/
-
-	if (!lpdata)
-            ret = E_OUTOFMEMORY;
-	else
-	{
-            /* Initialize and return unknown lpdata structure */
-	}
-    }
-
-    return ret;
-}
-
 /*************************************************************************
  *		SHFindFiles (SHELL32.90)
  */
@@ -2140,3 +2113,36 @@ HRESULT WINAPI SHGetImageList(int iImageList, REFIID riid, void **ppv)
     FIXME("STUB: %i %s\n",iImageList,debugstr_guid(riid));
     return E_NOINTERFACE;
 }
+
+/*************************************************************************
+ * SHCreateShellFolderView			[SHELL32.256]
+ *
+ * Create a new instance of the default Shell folder view object.
+ *
+ * RETURNS
+ *  Success: S_OK
+ *  Failure: error value
+ *
+ * NOTES
+ *  see IShellFolder::CreateViewObject
+ */
+HRESULT WINAPI SHCreateShellFolderView(const SFV_CREATE *pcsfv,
+                        IShellView **ppsv)
+{
+	IShellView * psf;
+	HRESULT hRes;
+
+	TRACE("sf=%p outer=%p callback=%p\n",
+	  pcsfv->pshf, pcsfv->psvOuter, pcsfv->psfvcb);
+
+	psf = IShellView_Constructor(pcsfv->pshf);
+
+	if (!psf)
+	  return E_OUTOFMEMORY;
+
+	IShellView_AddRef(psf);
+	hRes = IShellView_QueryInterface(psf, &IID_IShellView, (LPVOID *)ppsv);
+	IShellView_Release(psf);
+
+	return hRes;
+}

include/shlobj.h

@@ -514,6 +514,31 @@ DECLARE_INTERFACE_(IACList2,IACList)
 #define IACList2_SetOptions(p,a)        (p)->lpVtbl->SetOptions(p,a)
 #endif
 
+/****************************************************************************
+ * IShellFolderViewCB interface
+ */
+
+#define INTERFACE IShellFolderViewCB
+DECLARE_INTERFACE_(IShellFolderViewCB,IUnknown)
+{
+    /*** IUnknown methods ***/
+    STDMETHOD_(HRESULT,QueryInterface)(THIS_ REFIID riid, void** ppvObject) PURE;
+    STDMETHOD_(ULONG,AddRef)(THIS) PURE;
+    STDMETHOD_(ULONG,Release)(THIS) PURE;
+    /*** IShellFolderViewCB methods ***/
+    STDMETHOD(MessageSFVCB)(THIS_ UINT uMsg, WPARAM wParam, LPARAM lParam) PURE;
+};
+#undef INTERFACE
+
+#if !defined(__cplusplus) || defined(CINTERFACE)
+/*** IUnknown methods ***/
+#define IShellFolderViewCB_QueryInterface(p,a,b)      (p)->lpVtbl->QueryInterface(p,a,b)
+#define IShellFolderViewCB_AddRef(p)                  (p)->lpVtbl->AddRef(p)
+#define IShellFolderViewCB_Release(p)                 (p)->lpVtbl->Release(p)
+/*** IShellFolderViewCB methods ***/
+#define IShellFolderViewCB_MessageSFVCB(p,a,b,c)      (p)->lpVtbl->MessageSFVCB(p,a,b,c)
+#endif
+
 /* IProgressDialog interface */
 #define PROGDLG_NORMAL           0x00000000
 #define PROGDLG_MODAL            0x00000001
@@ -737,6 +762,16 @@ HRESULT WINAPI SHCreateShellFolderViewEx(LPCSFV pshfvi, IShellView **ppshv);
 #define SFVM_GET_WEBVIEW_THEME        86 /* undocumented */
 #define SFVM_GETDEFERREDVIEWSETTINGS  92 /* undocumented */
 
+typedef struct _SFV_CREATE
+{
+    UINT cbSize;
+    IShellFolder *pshf;
+    IShellView *psvOuter;
+    IShellFolderViewCB *psfvcb;
+} SFV_CREATE;
+
+HRESULT WINAPI SHCreateShellFolderView(const SFV_CREATE *pscfv, IShellView **ppsv);
+
 /* Types and definitions for the SFM_* parameters */
 #include <pshpack8.h>