File: delayedoutput.h

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/* This file is part of KDevelop
   Copyright 2012 Olivier de Gaalon <olivier.jg@gmail.com>

   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Library General Public
   License version 2 as published by the Free Software Foundation.

   This library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Library General Public License for more details.

   You should have received a copy of the GNU Library General Public License
   along with this library; see the file COPYING.LIB.  If not, write to
   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
   Boston, MA 02110-1301, USA.
*/

#ifndef KDEVPLATFORM_DELAYEDOUTPUT_H
#define KDEVPLATFORM_DELAYEDOUTPUT_H

#include <tests/testsexport.h>

#include <QScopedPointer>

namespace KDevelop {
class DelayedOutputPrivate;

///Used to invert and visually nest error output generated by nested/recursive functions
///Used in TestSuite.h, use only at your own, singleton educated risk
class KDEVPLATFORMTESTS_EXPORT DelayedOutput
{
public:
    class KDEVPLATFORMTESTS_EXPORT Delay
    {
public:
        explicit Delay(DelayedOutput* output);
        ~Delay();

private:
        DelayedOutput* m_output;
    };
    ~DelayedOutput();
    static DelayedOutput& self();
    void push(const QString& output);

private:
    DelayedOutput();
    Q_DISABLE_COPY(DelayedOutput)
    const QScopedPointer<class DelayedOutputPrivate> d_ptr;
    Q_DECLARE_PRIVATE(DelayedOutput)
};
}

#endif //KDEVPLATFORM_DELAYEDOUTPUT_H