Add experimental clang code-model plug-in.

Previously known as the wip/clang branch.

Contributors (in alphabetical order):
- Christian Kamm <christian.d.kamm@nokia.com>
- Erik Verbruggen <erik.verbruggen@digia.com>
- Leandro Melo <leandro.melo@nokia.com>
- Peter Kuemmel <syntheticpp@gmx.net>
- Sergey Shambir <sergey.shambir.auto@gmail.com>

Change-Id: I4c3ff600a19b6732641c1d5ef28236bf2cc17737
Reviewed-by: hjk <hjk121@nokiamail.com>

src/plugins/clangcodemodel/clangcodemodelplugin.h

@@ -0,0 +1,76 @@
+/****************************************************************************
+**
+** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of Qt Creator.
+**
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, 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, Digia gives you certain additional
+** rights.  These rights are described in the Digia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+****************************************************************************/
+
+#ifndef CLANGPLUGIN_H
+#define CLANGPLUGIN_H
+
+#include "clangmodelmanagersupport.h"
+#include "liveunitsmanager.h"
+
+#ifdef CLANG_INDEXING
+#  include "clangindexer.h"
+#endif // CLANG_INDEXING
+
+#include <extensionsystem/iplugin.h>
+
+namespace ClangCodeModel {
+namespace Internal {
+
+class ClangCodeModelPlugin: public ExtensionSystem::IPlugin
+{
+    Q_OBJECT
+    Q_PLUGIN_METADATA(IID "org.qt-project.Qt.QtCreatorPlugin" FILE "ClangCodeModel.json")
+
+public:
+    bool initialize(const QStringList &arguments, QString *errorMessage);
+
+    void extensionsInitialized();
+
+private:
+    LiveUnitsManager m_liveUnitsManager;
+    QScopedPointer<ModelManagerSupport> m_modelManagerSupport;
+#ifdef CLANG_INDEXING
+    QScopedPointer<ClangIndexer> m_indexer;
+#endif // CLANG_INDEXING
+
+#ifdef WITH_TESTS
+private slots:
+    void test_CXX_regressions();
+    void test_CXX_regressions_data();
+    void test_CXX_snippets();
+    void test_CXX_snippets_data();
+    void test_ObjC_hints();
+    void test_ObjC_hints_data();
+#endif
+};
+
+} // namespace Internal
+} // namespace Clang
+
+#endif // CLANGPLUGIN_H