54 lines
1.6 KiB
C++
54 lines
1.6 KiB
C++
/*
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* Cantata
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*
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* Copyright (c) 2011-2014 Craig Drummond <craig.p.drummond@gmail.com>
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*
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* ----
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include "thinsplitterhandle.h"
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#include "utils.h"
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#include <QResizeEvent>
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ThinSplitterHandle::ThinSplitterHandle(Qt::Orientation orientation, QSplitter *parent)
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: QSplitterHandle(orientation, parent)
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{
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sz=Utils::isHighDpi() ? 8 : 4;
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updateMask();
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setAttribute(Qt::WA_MouseNoMask, true);
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}
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void ThinSplitterHandle::resizeEvent(QResizeEvent *event)
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{
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updateMask();
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if (event->size()!=size()) {
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QSplitterHandle::resizeEvent(event);
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}
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}
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void ThinSplitterHandle::updateMask()
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{
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if (Qt::Horizontal==orientation()) {
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setContentsMargins(sz, 0, sz, 0);
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setMask(QRegion(contentsRect().adjusted(-sz, 0, sz, 0)));
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} else {
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setContentsMargins(0, sz, 0, sz);
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setMask(QRegion(contentsRect().adjusted(0, -sz, 0, sz)));
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}
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}
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