qt5base-lts/examples/graphicsview/basicgraphicslayouts/window.cpp

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/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/
**
** This file is part of the examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** You may use this file under the terms of the BSD license as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
** * Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** * Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in
** the documentation and/or other materials provided with the
** distribution.
** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
** the names of its contributors may be used to endorse or promote
** products derived from this software without specific prior written
** permission.
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
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** $QT_END_LICENSE$
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****************************************************************************/
#include "window.h"
#include "layoutitem.h"
Window::Window(QGraphicsWidget *parent) : QGraphicsWidget(parent, Qt::Window)
{
//! [0]
QGraphicsLinearLayout *windowLayout = new QGraphicsLinearLayout(Qt::Vertical);
QGraphicsLinearLayout *linear = new QGraphicsLinearLayout(windowLayout);
LayoutItem *item = new LayoutItem;
linear->addItem(item);
linear->setStretchFactor(item, 1);
//! [0]
//! [1]
item = new LayoutItem;
linear->addItem(item);
linear->setStretchFactor(item, 3);
windowLayout->addItem(linear);
//! [1]
//! [2]
QGraphicsGridLayout *grid = new QGraphicsGridLayout(windowLayout);
item = new LayoutItem;
grid->addItem(item, 0, 0, 4, 1);
item = new LayoutItem;
item->setMaximumHeight(item->minimumHeight());
grid->addItem(item, 0, 1, 2, 1, Qt::AlignVCenter);
item = new LayoutItem;
item->setMaximumHeight(item->minimumHeight());
grid->addItem(item, 2, 1, 2, 1, Qt::AlignVCenter);
item = new LayoutItem;
grid->addItem(item, 0, 2);
item = new LayoutItem;
grid->addItem(item, 1, 2);
item = new LayoutItem;
grid->addItem(item, 2, 2);
item = new LayoutItem;
grid->addItem(item, 3, 2);
windowLayout->addItem(grid);
//! [2]
//! [3]
setLayout(windowLayout);
setWindowTitle(tr("Basic Graphics Layouts Example"));
//! [3]
}