- activex: globally use win32 unicode APIs, hopefully this will fix reported registration problems

activex/plugin.cpp

@@ -430,31 +430,44 @@ HRESULT VLCPlugin::getVLC(libvlc_instance_t** pp_libvlc)
         int   ppsz_argc = 1;
 
         HKEY h_key;
-        DWORD i_type, i_data = MAX_PATH + 1;
-        char p_data[MAX_PATH + 1];
-        if( RegOpenKeyEx( HKEY_LOCAL_MACHINE, "Software\\VideoLAN\\VLC",
+        char p_data[MAX_PATH];
+        if( RegOpenKeyEx( HKEY_LOCAL_MACHINE, TEXT("Software\\VideoLAN\\VLC"),
                           0, KEY_READ, &h_key ) == ERROR_SUCCESS )
         {
-            if( RegQueryValueEx( h_key, "InstallDir", 0, &i_type,
-                                 (LPBYTE)p_data, &i_data ) == ERROR_SUCCESS )
+            DWORD i_type, i_data = MAX_PATH;
+            TCHAR w_data[MAX_PATH];
+            if( RegQueryValueEx( h_key, TEXT("InstallDir"), 0, &i_type,
+                                 (LPBYTE)w_data, &i_data ) == ERROR_SUCCESS )
             {
                 if( i_type == REG_SZ )
+                {
+                    if( WideCharToMultiByte(CP_UTF8, 0, w_data, -1, p_data,
+                             sizeof(p_data)-sizeof("\\plugins")+1, NULL, NULL) )
                     {
                         strcat( p_data, "\\plugins" );
                         ppsz_argv[ppsz_argc++] = "--plugin-path";
                         ppsz_argv[ppsz_argc++] = p_data;
                     }
                 }
+            }
             RegCloseKey( h_key );
         }
 
-        char p_path[MAX_PATH+1];
-        DWORD len = GetModuleFileNameA(DllGetModule(), p_path, sizeof(p_path));
+        char p_path[MAX_PATH];
+        {
+            TCHAR w_path[MAX_PATH];
+            DWORD len = GetModuleFileName(DllGetModule(), w_path, MAX_PATH);
+            if( len > 0 )
+            {
+                len = WideCharToMultiByte(CP_UTF8, 0, w_path, len, p_path,
+                           sizeof(p_path)-1, NULL, NULL);
                 if( len > 0 )
                 {
                     p_path[len] = '\0';
                     ppsz_argv[0] = p_path;
                 }
+            }
+        }
 
         // make sure plugin isn't affected with VLC single instance mode
         ppsz_argv[ppsz_argc++] = "--no-one-instance";
@@ -681,7 +694,7 @@ HRESULT VLCPlugin::onActivateInPlace(LPMSG lpMesg, HWND hwndParent, LPCRECT lprc
     ** properly displayed.
     */
     _inplacewnd = CreateWindow(_p_class->getInPlaceWndClassName(),
-            "VLC Plugin In-Place Window",
+            TEXT("VLC Plugin In-Place Window"),
             WS_CHILD|WS_CLIPCHILDREN|WS_CLIPSIBLINGS,
             lprcPosRect->left,
             lprcPosRect->top,

activex/plugin.h

@@ -51,7 +51,7 @@ public:
 
     REFCLSID getClassID(void) { return (REFCLSID)_classid; };
 
-    LPCSTR getInPlaceWndClassName(void) const { return TEXT("VLC Plugin In-Place"); };
+    LPCTSTR getInPlaceWndClassName(void) const { return TEXT("VLC Plugin In-Place"); };
     HINSTANCE getHInstance(void) const { return _hinstance; };
     LPPICTURE getInPlacePict(void) const
         { if( NULL != _inplace_picture) _inplace_picture->AddRef(); return _inplace_picture; };

activex/utils.cpp

@@ -77,28 +77,6 @@ BSTR BSTRFromCStr(UINT codePage, LPCSTR s)
     return NULL;
 };
 
-char *CStrFromGUID(REFGUID clsid)
-{
-    LPOLESTR oleStr;
-
-    if( FAILED(StringFromIID(clsid, &oleStr)) )
-        return NULL;
-
-#ifdef OLE2ANSI
-    return (LPCSTR)oleStr;
-#else
-    char *pct_CLSID = NULL;
-    size_t len = WideCharToMultiByte(CP_ACP, 0, oleStr, -1, NULL, 0, NULL, NULL);
-    if( len > 0 )
-    {
-        pct_CLSID = (char *)CoTaskMemAlloc(len);
-        WideCharToMultiByte(CP_ACP, 0, oleStr, -1, pct_CLSID, len, NULL, NULL);
-    }
-    CoTaskMemFree(oleStr);
-    return pct_CLSID;
-#endif
-};
-
 /*
 **  properties
 */

activex/utils.h

@@ -32,8 +32,6 @@ extern char *CStrFromWSTR(UINT codePage, LPCWSTR wstr, UINT len);
 extern char *CStrFromBSTR(UINT codePage, BSTR bstr);
 extern BSTR BSTRFromCStr(UINT codePage, LPCSTR s);
 
-extern char *CStrFromGUID(REFGUID clsid);
-
 // properties
 extern HRESULT GetObjectProperty(LPUNKNOWN object, DISPID dispID, VARIANT& v);
 

configure.ac

@@ -5268,7 +5268,7 @@ then
     AC_LANG_PUSH(C++)
     AC_CHECK_HEADERS(ole2.h, 
       [AC_CHECK_HEADERS(olectl.h,
-        [ VLC_ADD_CPPFLAGS([activex],[-D_MIDL_USE_GUIDDEF_])
+        [ VLC_ADD_CPPFLAGS([activex],[-DUNICODE -D_UNICODE -D_MIDL_USE_GUIDDEF_])
           VLC_ADD_CXXFLAGS([activex],[-fno-exceptions])
           VLC_ADD_LDFLAGS([activex],[-lole32 -loleaut32 -luuid -lshlwapi]) 
           AC_CHECK_HEADERS(objsafe.h,