ClangTools: Remember selected files

Change-Id: I53227d0ada37b613b7312149bb8e7c15f6bf2bcc
Reviewed-by: Ivan Donchevskii <ivan.donchevskii@qt.io>

src/plugins/clangtools/clangtoolsprojectsettings.cpp

@@ -0,0 +1,97 @@
+/****************************************************************************
+**
+** Copyright (C) 2018 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** 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 The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 as published by the Free Software
+** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-3.0.html.
+**
+****************************************************************************/
+
+#include "clangtoolsprojectsettings.h"
+
+#include <projectexplorer/session.h>
+
+#include <utils/algorithm.h>
+
+namespace ClangTools {
+namespace Internal {
+
+static const char SETTINGS_KEY_SELECTED_DIRS[] = "ClangTools.SelectedDirs";
+static const char SETTINGS_KEY_SELECTED_FILES[] = "ClangTools.SelectedFiles";
+
+ClangToolsProjectSettings::ClangToolsProjectSettings(ProjectExplorer::Project *project)
+    : m_project(project)
+{
+    load();
+    connect(project, &ProjectExplorer::Project::settingsLoaded,
+            this, &ClangToolsProjectSettings::load);
+    connect(project, &ProjectExplorer::Project::aboutToSaveSettings, this,
+            &ClangToolsProjectSettings::store);
+}
+
+ClangToolsProjectSettings::~ClangToolsProjectSettings()
+{
+    store();
+}
+
+void ClangToolsProjectSettings::load()
+{
+    auto toFileName = [](const QString &s) { return Utils::FileName::fromString(s); };
+
+    const QStringList dirs = m_project->namedSettings(SETTINGS_KEY_SELECTED_DIRS).toStringList();
+    m_selectedDirs = Utils::transform<QSet>(dirs, toFileName);
+
+    const QStringList files = m_project->namedSettings(SETTINGS_KEY_SELECTED_FILES).toStringList();
+    m_selectedFiles = Utils::transform<QSet>(files, toFileName);
+}
+
+void ClangToolsProjectSettings::store()
+{
+    const QStringList dirs = Utils::transform(m_selectedDirs.toList(), &Utils::FileName::toString);
+    m_project->setNamedSettings(SETTINGS_KEY_SELECTED_DIRS, dirs);
+
+    const QStringList files = Utils::transform(m_selectedFiles.toList(), &Utils::FileName::toString);
+    m_project->setNamedSettings(SETTINGS_KEY_SELECTED_FILES, files);
+}
+
+ClangToolsProjectSettingsManager::ClangToolsProjectSettingsManager()
+{
+    QObject::connect(ProjectExplorer::SessionManager::instance(),
+                     &ProjectExplorer::SessionManager::aboutToRemoveProject,
+                     &ClangToolsProjectSettingsManager::handleProjectToBeRemoved);
+}
+
+ClangToolsProjectSettings *ClangToolsProjectSettingsManager::getSettings(
+    ProjectExplorer::Project *project)
+{
+    auto &settings = m_settings[project];
+    if (!settings)
+        settings.reset(new ClangToolsProjectSettings(project));
+    return settings.data();
+}
+
+void ClangToolsProjectSettingsManager::handleProjectToBeRemoved(ProjectExplorer::Project *project)
+{
+    m_settings.remove(project);
+}
+
+ClangToolsProjectSettingsManager::SettingsMap ClangToolsProjectSettingsManager::m_settings;
+
+} // namespace Internal
+} // namespace ClangTools