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/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: http://www.qt-project.org/
**
** This file is part of the QtCore module 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,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
** $QT_END_LICENSE$
**
****************************************************************************/
#include "testwidget.h"
#include "elidedlabel.h"
#include <QtWidgets/QLabel>
#include <QtWidgets/QPushButton>
#include <QtWidgets/QSizePolicy>
#include <QtWidgets/QGridLayout>
//! [0]
TestWidget::TestWidget(QWidget *parent):
QWidget(parent)
{
const QString romeo = tr(
"But soft, what light through yonder window breaks? / "
"It is the east, and Juliet is the sun. / "
"Arise, fair sun, and kill the envious moon, / "
"Who is already sick and pale with grief / "
"That thou, her maid, art far more fair than she."
);
const QString macbeth = tr(
"To-morrow, and to-morrow, and to-morrow, / "
"Creeps in this petty pace from day to day, / "
"To the last syllable of recorded time; / "
"And all our yesterdays have lighted fools / "
"The way to dusty death. Out, out, brief candle! / "
"Life's but a walking shadow, a poor player, / "
"That struts and frets his hour upon the stage, / "
"And then is heard no more. It is a tale / "
"Told by an idiot, full of sound and fury, / "
"Signifying nothing."
);
const QString harry = tr("Feeling lucky, punk?");
textSamples << romeo << macbeth << harry;
//! [0]
//! [1]
sampleIndex = 0;
elidedText = new ElidedLabel(textSamples[sampleIndex], this);
elidedText->setFrameStyle(QFrame::Box);
//! [1]
//! [2]
QPushButton *switchButton = new QPushButton(tr("Switch text"));
connect(switchButton, SIGNAL(clicked(bool)), this, SLOT(switchText()));
QPushButton *exitButton = new QPushButton(tr("Exit"));
connect(exitButton, SIGNAL(clicked(bool)), this, SLOT(close()));
QLabel *label = new QLabel(tr("Elided"));
label->setVisible(elidedText->isElided());
connect(elidedText, SIGNAL(elisionChanged(bool)), label, SLOT(setVisible(bool)));
//! [2]
//! [3]
widthSlider = new QSlider(Qt::Horizontal);
widthSlider->setMinimum(0);
connect(widthSlider, SIGNAL(valueChanged(int)), this, SLOT(onWidthChanged(int)));
heightSlider = new QSlider(Qt::Vertical);
heightSlider->setInvertedAppearance(true);
heightSlider->setMinimum(0);
connect(heightSlider, SIGNAL(valueChanged(int)), this, SLOT(onHeightChanged(int)));
//! [3]
//! [4]
QGridLayout *layout = new QGridLayout();
layout->addWidget(label, 0, 1, Qt::AlignCenter);
layout->addWidget(switchButton, 0, 2);
layout->addWidget(exitButton, 0, 3);
layout->addWidget(widthSlider, 1, 1, 1, 3);
layout->addWidget(heightSlider, 2, 0);
layout->addWidget(elidedText, 2, 1, 1, 3, Qt::AlignTop | Qt::AlignLeft);
setLayout(layout);
//! [4]
//! [5]
}
//! [5]
//! [6]
void TestWidget::resizeEvent(QResizeEvent *event)
{
Q_UNUSED(event)
int maxWidth = widthSlider->width();
widthSlider->setMaximum(maxWidth);
widthSlider->setValue(maxWidth / 2);
int maxHeight = heightSlider->height();
heightSlider->setMaximum(maxHeight);
heightSlider->setValue(maxHeight / 2);
elidedText->setFixedSize(widthSlider->value(), heightSlider->value());
}
//! [6]
//! [7]
void TestWidget::switchText()
{
sampleIndex = (sampleIndex + 1) % textSamples.size();
elidedText->setText(textSamples.at(sampleIndex));
}
//! [7]
//! [8]
void TestWidget::onWidthChanged(int width)
{
elidedText->setFixedWidth(width);
}
void TestWidget::onHeightChanged(int height)
{
elidedText->setFixedHeight(height);
}
//! [8]
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