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Qt/5.6/include/QtCore/qcommandlineparser.h

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+/****************************************************************************
+**
+** Copyright (C) 2013 Laszlo Papp <lpapp@kde.org>
+** Contact: http://www.qt.io/licensing/
+**
+** This file is part of the QtCore module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL21$
+** 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.
+**
+** 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.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QCOMMANDLINEPARSER_H
+#define QCOMMANDLINEPARSER_H
+
+#include <QtCore/qstringlist.h>
+
+#include <QtCore/qcoreapplication.h>
+#include <QtCore/qcommandlineoption.h>
+
+QT_BEGIN_NAMESPACE
+
+class QCommandLineParserPrivate;
+class QCoreApplication;
+
+class Q_CORE_EXPORT QCommandLineParser
+{
+    Q_DECLARE_TR_FUNCTIONS(QCommandLineParser)
+public:
+    QCommandLineParser();
+    ~QCommandLineParser();
+
+    enum SingleDashWordOptionMode {
+        ParseAsCompactedShortOptions,
+        ParseAsLongOptions
+    };
+    void setSingleDashWordOptionMode(SingleDashWordOptionMode parsingMode);
+
+    enum OptionsAfterPositionalArgumentsMode {
+        ParseAsOptions,
+        ParseAsPositionalArguments
+    };
+    void setOptionsAfterPositionalArgumentsMode(OptionsAfterPositionalArgumentsMode mode);
+
+    bool addOption(const QCommandLineOption &commandLineOption);
+    bool addOptions(const QList<QCommandLineOption> &options);
+
+    QCommandLineOption addVersionOption();
+    QCommandLineOption addHelpOption();
+    void setApplicationDescription(const QString &description);
+    QString applicationDescription() const;
+    void addPositionalArgument(const QString &name, const QString &description, const QString &syntax = QString());
+    void clearPositionalArguments();
+
+    void process(const QStringList &arguments);
+    void process(const QCoreApplication &app);
+
+    bool parse(const QStringList &arguments);
+    QString errorText() const;
+
+    bool isSet(const QString &name) const;
+    QString value(const QString &name) const;
+    QStringList values(const QString &name) const;
+
+    bool isSet(const QCommandLineOption &option) const;
+    QString value(const QCommandLineOption &option) const;
+    QStringList values(const QCommandLineOption &option) const;
+
+    QStringList positionalArguments() const;
+    QStringList optionNames() const;
+    QStringList unknownOptionNames() const;
+
+    Q_NORETURN void showVersion();
+    Q_NORETURN void showHelp(int exitCode = 0);
+    QString helpText() const;
+
+private:
+    Q_DISABLE_COPY(QCommandLineParser)
+
+    QCommandLineParserPrivate * const d;
+};
+
+QT_END_NAMESPACE
+
+#endif // QCOMMANDLINEPARSER_H