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qTox/widget/adjustingscrollarea.cpp
2014-08-11 17:06:57 +02:00

46 lines
1.2 KiB
C++

/*
Copyright (C) 2014 by Project Tox <https://tox.im>
This file is part of qTox, a Qt-based graphical interface for Tox.
This program is libre software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program 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 COPYING file for more details.
*/
#include "adjustingscrollarea.h"
#include <QEvent>
#include <QLayout>
#include <QScrollBar>
#include <QDebug>
AdjustingScrollArea::AdjustingScrollArea(QWidget *parent) :
QScrollArea(parent)
{
}
void AdjustingScrollArea::resizeEvent(QResizeEvent *ev)
{
updateGeometry();
QScrollArea::resizeEvent(ev);
}
QSize AdjustingScrollArea::sizeHint() const
{
if (widget())
{
int scrollbarWidth = verticalScrollBar()->isVisible() ? verticalScrollBar()->width() : 0;
return widget()->sizeHint() + QSize(scrollbarWidth, 0);
}
return QScrollArea::sizeHint();
}