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Diffstat (limited to 'examples/widgets/spinboxes/window.cpp')
| -rw-r--r-- | examples/widgets/spinboxes/window.cpp | 252 |
1 files changed, 252 insertions, 0 deletions
diff --git a/examples/widgets/spinboxes/window.cpp b/examples/widgets/spinboxes/window.cpp new file mode 100644 index 0000000..0dae9c5 --- /dev/null +++ b/examples/widgets/spinboxes/window.cpp @@ -0,0 +1,252 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the examples of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QtGui> + +#include "window.h" + +//! [0] +Window::Window() +{ + createSpinBoxes(); + createDateTimeEdits(); + createDoubleSpinBoxes(); + + QHBoxLayout *layout = new QHBoxLayout; + layout->addWidget(spinBoxesGroup); + layout->addWidget(editsGroup); + layout->addWidget(doubleSpinBoxesGroup); + setLayout(layout); + + setWindowTitle(tr("Spin Boxes")); +} +//! [0] + +//! [1] +void Window::createSpinBoxes() +{ + spinBoxesGroup = new QGroupBox(tr("Spinboxes")); + + QLabel *integerLabel = new QLabel(tr("Enter a value between " + "%1 and %2:").arg(-20).arg(20)); + QSpinBox *integerSpinBox = new QSpinBox; + integerSpinBox->setRange(-20, 20); + integerSpinBox->setSingleStep(1); + integerSpinBox->setValue(0); +//! [1] + +//! [2] + QLabel *zoomLabel = new QLabel(tr("Enter a zoom value between " + "%1 and %2:").arg(0).arg(1000)); +//! [3] + QSpinBox *zoomSpinBox = new QSpinBox; + zoomSpinBox->setRange(0, 1000); + zoomSpinBox->setSingleStep(10); + zoomSpinBox->setSuffix("%"); + zoomSpinBox->setSpecialValueText(tr("Automatic")); + zoomSpinBox->setValue(100); +//! [2] //! [3] + +//! [4] + QLabel *priceLabel = new QLabel(tr("Enter a price between " + "%1 and %2:").arg(0).arg(999)); + QSpinBox *priceSpinBox = new QSpinBox; + priceSpinBox->setRange(0, 999); + priceSpinBox->setSingleStep(1); + priceSpinBox->setPrefix("$"); + priceSpinBox->setValue(99); +//! [4] //! [5] + + QVBoxLayout *spinBoxLayout = new QVBoxLayout; + spinBoxLayout->addWidget(integerLabel); + spinBoxLayout->addWidget(integerSpinBox); + spinBoxLayout->addWidget(zoomLabel); + spinBoxLayout->addWidget(zoomSpinBox); + spinBoxLayout->addWidget(priceLabel); + spinBoxLayout->addWidget(priceSpinBox); + spinBoxesGroup->setLayout(spinBoxLayout); +} +//! [5] + +//! [6] +void Window::createDateTimeEdits() +{ + editsGroup = new QGroupBox(tr("Date and time spin boxes")); + + QLabel *dateLabel = new QLabel; + QDateEdit *dateEdit = new QDateEdit(QDate::currentDate()); + dateEdit->setDateRange(QDate(2005, 1, 1), QDate(2010, 12, 31)); + dateLabel->setText(tr("Appointment date (between %0 and %1):") + .arg(dateEdit->minimumDate().toString(Qt::ISODate)) + .arg(dateEdit->maximumDate().toString(Qt::ISODate))); +//! [6] + +//! [7] + QLabel *timeLabel = new QLabel; + QTimeEdit *timeEdit = new QTimeEdit(QTime::currentTime()); + timeEdit->setTimeRange(QTime(9, 0, 0, 0), QTime(16, 30, 0, 0)); + timeLabel->setText(tr("Appointment time (between %0 and %1):") + .arg(timeEdit->minimumTime().toString(Qt::ISODate)) + .arg(timeEdit->maximumTime().toString(Qt::ISODate))); +//! [7] + +//! [8] + meetingLabel = new QLabel; + meetingEdit = new QDateTimeEdit(QDateTime::currentDateTime()); +//! [8] + +//! [9] + QLabel *formatLabel = new QLabel(tr("Format string for the meeting date " + "and time:")); + QComboBox *formatComboBox = new QComboBox; + formatComboBox->addItem("yyyy-MM-dd hh:mm:ss (zzz 'ms')"); + formatComboBox->addItem("hh:mm:ss MM/dd/yyyy"); + formatComboBox->addItem("hh:mm:ss dd/MM/yyyy"); + formatComboBox->addItem("hh:mm:ss"); + formatComboBox->addItem("hh:mm ap"); +//! [9] //! [10] + + connect(formatComboBox, SIGNAL(activated(const QString &)), + this, SLOT(setFormatString(const QString &))); +//! [10] + + setFormatString(formatComboBox->currentText()); + +//! [11] + QVBoxLayout *editsLayout = new QVBoxLayout; + editsLayout->addWidget(dateLabel); + editsLayout->addWidget(dateEdit); + editsLayout->addWidget(timeLabel); + editsLayout->addWidget(timeEdit); + editsLayout->addWidget(meetingLabel); + editsLayout->addWidget(meetingEdit); + editsLayout->addWidget(formatLabel); + editsLayout->addWidget(formatComboBox); + editsGroup->setLayout(editsLayout); +} +//! [11] + +//! [12] +void Window::setFormatString(const QString &formatString) +{ + meetingEdit->setDisplayFormat(formatString); +//! [12] //! [13] + if (meetingEdit->displayedSections() & QDateTimeEdit::DateSections_Mask) { + meetingEdit->setDateRange(QDate(2004, 11, 1), QDate(2005, 11, 30)); + meetingLabel->setText(tr("Meeting date (between %0 and %1):") + .arg(meetingEdit->minimumDate().toString(Qt::ISODate)) + .arg(meetingEdit->maximumDate().toString(Qt::ISODate))); + } else { + meetingEdit->setTimeRange(QTime(0, 7, 20, 0), QTime(21, 0, 0, 0)); + meetingLabel->setText(tr("Meeting time (between %0 and %1):") + .arg(meetingEdit->minimumTime().toString(Qt::ISODate)) + .arg(meetingEdit->maximumTime().toString(Qt::ISODate))); + } +} +//! [13] + +//! [14] +void Window::createDoubleSpinBoxes() +{ + doubleSpinBoxesGroup = new QGroupBox(tr("Double precision spinboxes")); + + QLabel *precisionLabel = new QLabel(tr("Number of decimal places " + "to show:")); + QSpinBox *precisionSpinBox = new QSpinBox; + precisionSpinBox->setRange(0, 100); + precisionSpinBox->setValue(2); +//! [14] + +//! [15] + QLabel *doubleLabel = new QLabel(tr("Enter a value between " + "%1 and %2:").arg(-20).arg(20)); + doubleSpinBox = new QDoubleSpinBox; + doubleSpinBox->setRange(-20.0, 20.0); + doubleSpinBox->setSingleStep(1.0); + doubleSpinBox->setValue(0.0); +//! [15] + +//! [16] + QLabel *scaleLabel = new QLabel(tr("Enter a scale factor between " + "%1 and %2:").arg(0).arg(1000.0)); + scaleSpinBox = new QDoubleSpinBox; + scaleSpinBox->setRange(0.0, 1000.0); + scaleSpinBox->setSingleStep(10.0); + scaleSpinBox->setSuffix("%"); + scaleSpinBox->setSpecialValueText(tr("No scaling")); + scaleSpinBox->setValue(100.0); +//! [16] + +//! [17] + QLabel *priceLabel = new QLabel(tr("Enter a price between " + "%1 and %2:").arg(0).arg(1000)); + priceSpinBox = new QDoubleSpinBox; + priceSpinBox->setRange(0.0, 1000.0); + priceSpinBox->setSingleStep(1.0); + priceSpinBox->setPrefix("$"); + priceSpinBox->setValue(99.99); + + connect(precisionSpinBox, SIGNAL(valueChanged(int)), +//! [17] + this, SLOT(changePrecision(int))); + +//! [18] + QVBoxLayout *spinBoxLayout = new QVBoxLayout; + spinBoxLayout->addWidget(precisionLabel); + spinBoxLayout->addWidget(precisionSpinBox); + spinBoxLayout->addWidget(doubleLabel); + spinBoxLayout->addWidget(doubleSpinBox); + spinBoxLayout->addWidget(scaleLabel); + spinBoxLayout->addWidget(scaleSpinBox); + spinBoxLayout->addWidget(priceLabel); + spinBoxLayout->addWidget(priceSpinBox); + doubleSpinBoxesGroup->setLayout(spinBoxLayout); +} +//! [18] + +//! [19] +void Window::changePrecision(int decimals) +{ + doubleSpinBox->setDecimals(decimals); + scaleSpinBox->setDecimals(decimals); + priceSpinBox->setDecimals(decimals); +} +//! [19] |