ClangTools: Split generic part from static analyzer tool

To reuse it for other clang-based tools.

Change-Id: I6c0d8e9eee543fa08faf3bf93c9fac33e43c6820
Reviewed-by: Nikolai Kosjar <nikolai.kosjar@qt.io>
Reviewed-by: Alessandro Portale <alessandro.portale@qt.io>

src/plugins/clangtools/clangtool.h

@@ -0,0 +1,81 @@
+/****************************************************************************
+**
+** Copyright (C) 2016 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.
+**
+****************************************************************************/
+
+#pragma once
+
+#include <projectexplorer/runconfiguration.h>
+#include <cpptools/projectinfo.h>
+
+namespace Debugger { class DetailedErrorView; }
+
+namespace ClangTools {
+namespace Internal {
+
+class ClangToolsDiagnosticModel;
+class Diagnostic;
+
+class ClangTool : public QObject
+{
+    Q_OBJECT
+
+public:
+    ClangTool(const QString &name);
+    virtual ~ClangTool() = default;
+
+    virtual void startTool() = 0;
+
+    virtual QList<Diagnostic> read(const QString &filePath,
+                                   QString *errorMessage) const = 0;
+
+    // For testing.
+    QList<Diagnostic> diagnostics() const;
+
+    const QString &name() const;
+
+    void onNewDiagnosticsAvailable(const QList<Diagnostic> &diagnostics);
+
+signals:
+    void finished(bool success); // For testing.
+
+protected:
+    virtual void handleStateUpdate() = 0;
+
+    void setToolBusy(bool busy);
+    void initDiagnosticView();
+
+    ClangToolsDiagnosticModel *m_diagnosticModel = nullptr;
+    Debugger::DetailedErrorView *m_diagnosticView = nullptr;
+
+    QAction *m_startAction = nullptr;
+    QAction *m_stopAction = nullptr;
+    bool m_running = false;
+    bool m_toolBusy = false;
+
+private:
+    const QString m_name;
+};
+
+} // namespace Internal
+} // namespace ClangTools