comctl32: Add themed scrollbar stub.

dlls/comctl32/Makefile.in

@@ -35,6 +35,7 @@ C_SRCS = \
 	theme_dialog.c \
 	theme_edit.c \
 	theme_listbox.c \
+	theme_scrollbar.c \
 	theming.c \
 	toolbar.c \
 	tooltips.c \

dlls/comctl32/theme_scrollbar.c

+/*
+ * Theming - Scrollbar control
+ *
+ * Copyright (c) 2015 Mark Harmstone
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
+ *
+ */
+
+#include <stdarg.h>
+#include <string.h>
+#include <stdlib.h>
+
+#include "windef.h"
+#include "winbase.h"
+#include "wingdi.h"
+#include "winuser.h"
+#include "uxtheme.h"
+#include "vssym32.h"
+#include "comctl32.h"
+#include "wine/debug.h"
+
+WINE_DEFAULT_DEBUG_CHANNEL(theme_scroll);
+
+LRESULT CALLBACK THEMING_ScrollbarSubclassProc (HWND hwnd, UINT msg,
+                                                WPARAM wParam, LPARAM lParam,
+                                                ULONG_PTR dwRefData)
+{
+    TRACE("(%p, 0x%x, %lu, %lu, %lu)\n", hwnd, msg, wParam, lParam, dwRefData);
+
+    return THEMING_CallOriginalClass (hwnd, msg, wParam, lParam);
+}

dlls/comctl32/theming.c

@@ -44,6 +44,8 @@ extern LRESULT CALLBACK THEMING_EditSubclassProc (HWND, UINT, WPARAM, LPARAM,
                                                   ULONG_PTR) DECLSPEC_HIDDEN;
 extern LRESULT CALLBACK THEMING_ListBoxSubclassProc (HWND, UINT, WPARAM, LPARAM,
                                                      ULONG_PTR) DECLSPEC_HIDDEN;
+extern LRESULT CALLBACK THEMING_ScrollbarSubclassProc (HWND, UINT, WPARAM, LPARAM,
+                                                       ULONG_PTR) DECLSPEC_HIDDEN;
 
 static const WCHAR dialogClass[] = {'#','3','2','7','7','0',0};
 static const WCHAR comboLboxClass[] = {'C','o','m','b','o','L','b','o','x',0};
@@ -59,7 +61,8 @@ static const struct ThemingSubclass
     {WC_COMBOBOXW,         THEMING_ComboSubclassProc},
     {comboLboxClass,       THEMING_ListBoxSubclassProc},
     {WC_EDITW,             THEMING_EditSubclassProc},
-    {WC_LISTBOXW,          THEMING_ListBoxSubclassProc}
+    {WC_LISTBOXW,          THEMING_ListBoxSubclassProc},
+    {WC_SCROLLBARW,        THEMING_ScrollbarSubclassProc}
 };
 
 #define NUM_SUBCLASSES        (sizeof(subclasses)/sizeof(subclasses[0]))
@@ -95,6 +98,7 @@ MAKE_SUBCLASS_PROC(2)
 MAKE_SUBCLASS_PROC(3)
 MAKE_SUBCLASS_PROC(4)
 MAKE_SUBCLASS_PROC(5)
+MAKE_SUBCLASS_PROC(6)
 
 static const WNDPROC subclassProcs[NUM_SUBCLASSES] = {
     subclass_proc0,
@@ -102,7 +106,8 @@ static const WNDPROC subclassProcs[NUM_SUBCLASSES] = {
     subclass_proc2,
     subclass_proc3,
     subclass_proc4,
-    subclass_proc5
+    subclass_proc5,
+    subclass_proc6
 };
 
 /***********************************************************************