Nim: Introduce a NimBuildSystem

Change-Id: Ib9bdf52939c88f01fe861308d0c08b5c69efa624
Reviewed-by: Christian Kandeler <christian.kandeler@qt.io>

src/plugins/nim/project/nimbuildsystem.h

@@ -0,0 +1,69 @@
+/****************************************************************************
+**
+** Copyright (C) Filippo Cucchetto <filippocucchetto@gmail.com>
+** Contact: http://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.
+**
+****************************************************************************/
+
+#pragma once
+
+#include <projectexplorer/buildsystem.h>
+#include <projectexplorer/treescanner.h>
+
+#include <utils/filesystemwatcher.h>
+
+namespace Nim {
+
+class NimBuildSystem : public ProjectExplorer::BuildSystem
+{
+    Q_OBJECT
+
+public:
+    explicit NimBuildSystem(ProjectExplorer::Project *project);
+
+    bool addFiles(const QStringList &filePaths);
+    bool removeFiles(const QStringList &filePaths);
+    bool renameFile(const QString &filePath, const QString &newFilePath);
+
+    void setExcludedFiles(const QStringList &list); // Keep for compatibility with Qt Creator 4.10
+    QStringList excludedFiles(); // Make private when no longer supporting Qt Creator 4.10
+
+    void parseProject(ParsingContext &&ctx) final;
+
+    const Utils::FilePathList nimFiles() const;
+
+private:
+    void loadSettings();
+    void saveSettings();
+
+    void collectProjectFiles();
+    void updateProject();
+
+    QStringList m_excludedFiles;
+
+    ProjectExplorer::TreeScanner m_scanner;
+
+    ParsingContext m_currentContext;
+
+    Utils::FileSystemWatcher m_directoryWatcher;
+};
+
+} // namespace Nim