Clang: Refactor handling of diagnostics

...by introducing ClangDiagnosticManager and the helper class
ClangDiagnosticFilter.

ClangDiagnosticManager will get more state in a follow-up change.

Change-Id: Id2c312bc897ea41ed67292b56b24dcfb7975ff4a
Reviewed-by: Marco Bubke <marco.bubke@theqtcompany.com>

1 files changed, 78 insertions, 0 deletions

diff --git a/src/plugins/clangcodemodel/clangdiagnosticmanager.h b/src/plugins/clangcodemodel/clangdiagnosticmanager.h
new file mode 100644
index 0000000000..27738e8918
--- /dev/null
+++ b/src/plugins/clangcodemodel/clangdiagnosticmanager.h
@@ -0,0 +1,78 @@
+/****************************************************************************
+**
+** Copyright (C) 2015 The Qt Company Ltd.
+** 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 http://www.qt.io/terms-conditions.  For further information
+** use the contact form at http://www.qt.io/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 or version 3 as published by the Free
+** Software Foundation and appearing in the file LICENSE.LGPLv21 and
+** LICENSE.LGPLv3 included in the packaging of this file.  Please review the
+** following information to ensure the GNU Lesser General Public License
+** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
+** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, The Qt Company gives you certain additional
+** rights.  These rights are described in The Qt Company LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+****************************************************************************/
+
+#ifndef CLANGCODEMODEL_INTERNAL_CLANGDIAGNOSTICMANAGER_H
+#define CLANGCODEMODEL_INTERNAL_CLANGDIAGNOSTICMANAGER_H
+
+#include "clangtextmark.h"
+
+#include <clangbackendipc/diagnosticcontainer.h>
+
+#include <QList>
+#include <QTextEdit>
+#include <QVector>
+
+#include <vector>
+
+namespace TextEditor { class TextDocument; }
+
+namespace ClangCodeModel {
+namespace Internal {
+
+class ClangDiagnosticManager
+{
+public:
+    ClangDiagnosticManager(TextEditor::TextDocument *textDocument);
+
+    void processNewDiagnostics(const QVector<ClangBackEnd::DiagnosticContainer> &allDiagnostics);
+
+    QList<QTextEdit::ExtraSelection> takeExtraSelections();
+
+private:
+    QString filePath() const;
+    void filterDiagnostics(const QVector<ClangBackEnd::DiagnosticContainer> &diagnostics);
+    void generateEditorSelections();
+    void generateTextMarks();
+    void addClangTextMarks(const QVector<ClangBackEnd::DiagnosticContainer> &diagnostics);
+    void clearWarningsAndErrors();
+
+private:
+    TextEditor::TextDocument *m_textDocument;
+
+    QVector<ClangBackEnd::DiagnosticContainer> m_warningDiagnostics;
+    QVector<ClangBackEnd::DiagnosticContainer> m_errorDiagnostics;
+    QList<QTextEdit::ExtraSelection> m_extraSelections;
+    std::vector<ClangTextMark> m_clangTextMarks;
+};
+
+} // namespace Internal
+} // namespace ClangCodeModel
+
+#endif // CLANGCODEMODEL_INTERNAL_CLANGDIAGNOSTICMANAGER_H