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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "fontdialogpanel.h"
#include <QGroupBox>
#include <QCheckBox>
#include <QPushButton>
#include <QVBoxLayout>
#include <QHBoxLayout>
#include <QMessageBox>
#include <QFontComboBox>
#include <QDoubleSpinBox>
#include <QTimer>
#include <QDebug>
static inline QPushButton *addButton(const QString &description, QVBoxLayout *layout,
QObject *receiver, const char *slotFunc)
{
QPushButton *button = new QPushButton(description);
QObject::connect(button, SIGNAL(clicked()), receiver, slotFunc);
layout->addWidget(button);
return button;
}
FontDialogPanel::FontDialogPanel(QWidget *parent)
: QWidget(parent)
, m_fontFamilyBox(new QFontComboBox)
, m_fontSizeBox(new QDoubleSpinBox)
, m_noButtons(new QCheckBox(tr("Don't display OK/Cancel buttons")))
, m_dontUseNativeDialog(new QCheckBox(tr("Don't use native dialog")))
, m_scalableFilter(new QCheckBox(tr("Filter scalable fonts")))
, m_nonScalableFilter(new QCheckBox(tr("Filter non scalable fonts")))
, m_monospacedFilter(new QCheckBox(tr("Filter monospaced fonts")))
, m_proportionalFilter(new QCheckBox(tr("Filter proportional fonts")))
{
// Options
QGroupBox *optionsGroupBox = new QGroupBox(tr("Options"), this);
QVBoxLayout *optionsLayout = new QVBoxLayout(optionsGroupBox);
optionsLayout->addWidget(m_noButtons);
optionsLayout->addWidget(m_dontUseNativeDialog);
optionsLayout->addWidget(m_scalableFilter);
optionsLayout->addWidget(m_nonScalableFilter);
optionsLayout->addWidget(m_monospacedFilter);
optionsLayout->addWidget(m_proportionalFilter);
// Font
QGroupBox *fontGroupBox = new QGroupBox(tr("Font"), this);
QHBoxLayout *fontLayout = new QHBoxLayout(fontGroupBox);
fontLayout->addWidget(m_fontFamilyBox);
fontLayout->addWidget(m_fontSizeBox);
m_fontSizeBox->setValue(QFont().pointSizeF());
// Buttons
QGroupBox *buttonsGroupBox = new QGroupBox(tr("Show"));
QVBoxLayout *buttonsLayout = new QVBoxLayout(buttonsGroupBox);
addButton(tr("Exec modal"), buttonsLayout, this, SLOT(execModal()));
addButton(tr("Show modal"), buttonsLayout, this, SLOT(showModal()));
m_deleteModalDialogButton =
addButton(tr("Delete modal"), buttonsLayout, this, SLOT(deleteModalDialog()));
addButton(tr("Show non-modal"), buttonsLayout, this, SLOT(showNonModal()));
m_deleteNonModalDialogButton =
addButton(tr("Delete non-modal"), buttonsLayout, this, SLOT(deleteNonModalDialog()));
addButton(tr("Restore defaults"), buttonsLayout, this, SLOT(restoreDefaults()));
buttonsLayout->addStretch();
// Main layout
QHBoxLayout *mainLayout = new QHBoxLayout(this);
QVBoxLayout *leftLayout = new QVBoxLayout;
leftLayout->addWidget(optionsGroupBox);
leftLayout->addWidget(fontGroupBox);
leftLayout->addStretch();
mainLayout->addLayout(leftLayout);
mainLayout->addWidget(buttonsGroupBox);
enableDeleteModalDialogButton();
enableDeleteNonModalDialogButton();
restoreDefaults();
}
void FontDialogPanel::execModal()
{
QFontDialog dialog(this);
applySettings(&dialog);
connect(&dialog, SIGNAL(accepted()), this, SLOT(accepted()));
dialog.setWindowTitle(tr("Modal Font Dialog Qt %1").arg(QLatin1String(QT_VERSION_STR)));
dialog.exec();
}
void FontDialogPanel::showModal()
{
if (m_modalDialog.isNull()) {
static int n = 0;
m_modalDialog = new QFontDialog(this);
m_modalDialog->setModal(true);
connect(m_modalDialog.data(), SIGNAL(accepted()), this, SLOT(accepted()));
m_modalDialog->setWindowTitle(tr("Modal Font Dialog #%1 Qt %2")
.arg(++n)
.arg(QLatin1String(QT_VERSION_STR)));
enableDeleteModalDialogButton();
}
applySettings(m_modalDialog);
m_modalDialog->show();
}
void FontDialogPanel::showNonModal()
{
if (m_nonModalDialog.isNull()) {
static int n = 0;
m_nonModalDialog = new QFontDialog(this);
connect(m_nonModalDialog.data(), SIGNAL(accepted()), this, SLOT(accepted()));
m_nonModalDialog->setWindowTitle(tr("Non-Modal Font Dialog #%1 Qt %2")
.arg(++n)
.arg(QLatin1String(QT_VERSION_STR)));
enableDeleteNonModalDialogButton();
}
applySettings(m_nonModalDialog);
m_nonModalDialog->show();
}
void FontDialogPanel::deleteNonModalDialog()
{
if (!m_nonModalDialog.isNull())
delete m_nonModalDialog;
enableDeleteNonModalDialogButton();
}
void FontDialogPanel::deleteModalDialog()
{
if (!m_modalDialog.isNull())
delete m_modalDialog;
enableDeleteModalDialogButton();
}
void FontDialogPanel::accepted()
{
const QFontDialog *d = qobject_cast<const QFontDialog *>(sender());
Q_ASSERT(d);
m_result.clear();
QDebug(&m_result).nospace()
<< "Current font: " << d->currentFont()
<< "\nSelected font: " << d->selectedFont();
QTimer::singleShot(0, this, SLOT(showAcceptedResult())); // Avoid problems with the closing (modal) dialog as parent.
}
void FontDialogPanel::showAcceptedResult()
{
QMessageBox::information(this, tr("Color Dialog Accepted"), m_result, QMessageBox::Ok);
}
void FontDialogPanel::restoreDefaults()
{
QFontDialog d;
m_noButtons->setChecked(d.testOption(QFontDialog::NoButtons));
m_dontUseNativeDialog->setChecked(d.testOption(QFontDialog::DontUseNativeDialog));
m_fontFamilyBox->setCurrentFont(QFont());
m_fontSizeBox->setValue(QFont().pointSizeF());
}
void FontDialogPanel::enableDeleteNonModalDialogButton()
{
m_deleteNonModalDialogButton->setEnabled(!m_nonModalDialog.isNull());
}
void FontDialogPanel::enableDeleteModalDialogButton()
{
m_deleteModalDialogButton->setEnabled(!m_modalDialog.isNull());
}
void FontDialogPanel::applySettings(QFontDialog *d) const
{
d->setOption(QFontDialog::NoButtons, m_noButtons->isChecked());
d->setOption(QFontDialog::DontUseNativeDialog, m_dontUseNativeDialog->isChecked());
#if QT_VERSION >= 0x050000
d->setOption(QFontDialog::ScalableFonts, m_scalableFilter->isChecked());
d->setOption(QFontDialog::NonScalableFonts, m_nonScalableFilter->isChecked());
d->setOption(QFontDialog::MonospacedFonts, m_monospacedFilter->isChecked());
d->setOption(QFontDialog::ProportionalFonts, m_proportionalFilter->isChecked());
#endif // Qt 5
QFont font = m_fontFamilyBox->currentFont();
font.setPointSizeF(m_fontSizeBox->value());
d->setCurrentFont(font);
}
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