89 lines
2.4 KiB
C++
89 lines
2.4 KiB
C++
/*
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* Copyright (C) 2007 Ivan Cukic <ivan.cukic+kde@gmail.com>
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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 Lesser General Public License version 2,
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* or (at your option) any later version, as published by the Free
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* Software Foundation
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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
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* GNU Lesser General Public License for more details
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this program; if not, write to the
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* Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#ifndef PLASMA_FLIPLAYOUT_H_
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#define PLASMA_FLIPLAYOUT_H_
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#include <plasma/plasma.h>
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#include <plasma/layouts/layout.h>
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#include <plasma/widgets/widget.h>
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namespace Plasma
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{
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template <typename SuperLayout>
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class FlipLayout : public SuperLayout { //Plasma::Layout
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public:
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void setFlip(Flip flip)
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{
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m_flip = flip;
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}
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Flip flip()
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{
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return m_flip;
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}
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private:
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Flip m_flip;
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protected:
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void relayout()
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{
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SuperLayout::relayout();
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QRectF rect = SuperLayout::geometry();
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int count = SuperLayout::count();
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if (m_flip == NoFlip) {
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return;
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}
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QRectF childGeometry;
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for (int i = 0; i < count; i++) {
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Plasma::LayoutItem * item = SuperLayout::itemAt(i);
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if (!item) continue;
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childGeometry = item->geometry();
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if (m_flip & HorizontalFlip) {
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// 2 * rect.left() - twice because we already have one
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// value of rect.left() inside the childGeometry.left()
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childGeometry.moveLeft(
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2 * rect.left() + rect.width()
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- childGeometry.left() - childGeometry.width()
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);
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}
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if (m_flip & VerticalFlip) {
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// 2 * rect.top() - same reason as aforemontioned
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childGeometry.moveTop(
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2 * rect.top() + rect.height()
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- childGeometry.top() - childGeometry.height()
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);
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}
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item->setGeometry(childGeometry);
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}
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}
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};
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}
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#endif /*FlipLayout_H_*/
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