autoresizemixin.h

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/**********************************************************************
 * LeechCraft - modular cross-platform feature rich internet client.
 * Copyright (C) 2006-2014  Georg Rudoy
 *
 * Boost Software License - Version 1.0 - August 17th, 2003
 *
 * Permission is hereby granted, free of charge, to any person or organization
 * obtaining a copy of the software and accompanying documentation covered by
 * this license (the "Software") to use, reproduce, display, distribute,
 * execute, and transmit the Software, and to prepare derivative works of the
 * Software, and to permit third-parties to whom the Software is furnished to
 * do so, all subject to the following:
 *
 * The copyright notices in the Software and this entire statement, including
 * the above license grant, this restriction and the following disclaimer,
 * must be included in all copies of the Software, in whole or in part, and
 * all derivative works of the Software, unless such copies or derivative
 * works are solely in the form of machine-executable object code generated by
 * a source language processor.
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 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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#pragma once
 
#include <functional>
#include <QObject>
#include <QPoint>
#include <QRect>
#include "guiconfig.h"
 
class QWidget;
class QWindow;
 
namespace LC
{
namespace Util
{
    class AutoResizeMixin : public QObject
    {
        const QPoint OrigPoint_;
 
        const std::function<void (QPoint)> Mover_;
    public:
        using RectGetter_f = std::function<QRect ()>;
    private:
        const RectGetter_f Rect_;
    public:
        UTIL_GUI_API AutoResizeMixin (const QPoint& point, RectGetter_f rect, QWidget *widget);
 
        UTIL_GUI_API AutoResizeMixin (const QPoint& point, RectGetter_f rect, QWindow *window);
 
        bool eventFilter (QObject*, QEvent*);
    private:
        void Refit (const QSize&);
    };
}
}