C++: make highlighting/completion plugable.

Change-Id: I990fdf5411153041c6b4c62f31b453342d59de53
Reviewed-by: Eike Ziller <eike.ziller@nokia.com>

src/plugins/cpptools/cpphighlightingsupportinternal.cpp

@@ -0,0 +1,66 @@
+/**************************************************************************
+**
+** This file is part of Qt Creator
+**
+** Copyright (c) 2012 Nokia Corporation and/or its subsidiary(-ies).
+**
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+**
+** GNU Lesser General Public License Usage
+**
+** This file may be used under the terms of the GNU Lesser General Public
+** License version 2.1 as published by the Free Software Foundation and
+** appearing in the file LICENSE.LGPL included in the packaging of this file.
+** Please review the following information to ensure the GNU Lesser General
+** Public License version 2.1 requirements will be met:
+** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights. These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** Other Usage
+**
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**************************************************************************/
+
+#include "cppchecksymbols.h"
+#include "cpphighlightingsupportinternal.h"
+
+#include <cplusplus/LookupContext.h>
+
+using namespace CPlusPlus;
+using namespace CppTools;
+using namespace CppTools::Internal;
+
+CppHighlightingSupportInternal::CppHighlightingSupportInternal(TextEditor::ITextEditor *editor)
+    : CppHighlightingSupport(editor)
+{
+}
+
+CppHighlightingSupportInternal::~CppHighlightingSupportInternal()
+{
+}
+
+QFuture<CppHighlightingSupport::Use> CppHighlightingSupportInternal::highlightingFuture(
+        const Document::Ptr &doc,
+        const Snapshot &snapshot) const
+{
+    LookupContext context(doc, snapshot);
+    return CheckSymbols::go(doc, context);
+}
+
+CppHighlightingSupportInternalFactory::~CppHighlightingSupportInternalFactory()
+{
+}
+
+CppHighlightingSupport *CppHighlightingSupportInternalFactory::highlightingSupport(TextEditor::ITextEditor *editor)
+{
+    return new CppHighlightingSupportInternal(editor);
+}