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>

1 files changed, 108 insertions, 0 deletions

diff --git a/src/plugins/clangcodemodel/clangprojectsettings.cpp b/src/plugins/clangcodemodel/clangprojectsettings.cpp
new file mode 100644
index 0000000000..a0712324e1
--- /dev/null
+++ b/src/plugins/clangcodemodel/clangprojectsettings.cpp
@@ -0,0 +1,108 @@
+/****************************************************************************
+**
+** 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.
+**
+****************************************************************************/
+
+#include "clangprojectsettings.h"
+
+using namespace ClangCodeModel;
+
+ClangProjectSettings::ClangProjectSettings(ProjectExplorer::Project *project)
+    : m_project(project)
+    , m_pchUsage(PchUse_None)
+{
+    Q_ASSERT(project);
+
+    connect(project, SIGNAL(settingsLoaded()),
+            this, SLOT(pullSettings()));
+    connect(project, SIGNAL(aboutToSaveSettings()),
+            this, SLOT(pushSettings()));
+}
+
+ClangProjectSettings::~ClangProjectSettings()
+{
+}
+
+ProjectExplorer::Project *ClangProjectSettings::project() const
+{
+    return m_project;
+}
+
+ClangProjectSettings::PchUsage ClangProjectSettings::pchUsage() const
+{
+    return m_pchUsage;
+}
+
+void ClangProjectSettings::setPchUsage(ClangProjectSettings::PchUsage pchUsage)
+{
+    if (pchUsage < PchUse_None || pchUsage > PchUse_Custom)
+        return;
+
+    if (m_pchUsage != pchUsage) {
+        m_pchUsage = pchUsage;
+        emit pchSettingsChanged();
+    }
+}
+
+QString ClangProjectSettings::customPchFile() const
+{
+    return m_customPchFile;
+}
+
+void ClangProjectSettings::setCustomPchFile(const QString &customPchFile)
+{
+    if (m_customPchFile != customPchFile) {
+        m_customPchFile = customPchFile;
+        emit pchSettingsChanged();
+    }
+}
+
+static QLatin1String PchUsageKey("PchUsage");
+static QLatin1String CustomPchFileKey("CustomPchFile");
+static QLatin1String SettingsNameKey("ClangProjectSettings");
+
+void ClangProjectSettings::pushSettings()
+{
+    QVariantMap settings;
+    settings[PchUsageKey] = m_pchUsage;
+    settings[CustomPchFileKey] = m_customPchFile;
+
+    QVariant s(settings);
+    m_project->setNamedSettings(SettingsNameKey, s);
+}
+
+void ClangProjectSettings::pullSettings()
+{
+    QVariant s = m_project->namedSettings(SettingsNameKey);
+    QVariantMap settings = s.toMap();
+
+    const PchUsage storedPchUsage = static_cast<PchUsage>(
+                settings.value(PchUsageKey, PchUse_Unknown).toInt());
+    if (storedPchUsage != PchUse_Unknown)
+        setPchUsage(storedPchUsage);
+    setCustomPchFile(settings.value(CustomPchFileKey).toString());
+}