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These rights are described in the Digia Qt LGPL Exception ** version 1.1, 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. ** ** ** $QT_END_LICENSE$ ** ****************************************************************************/ #include "fontdialogpanel.h" #include #include #include #include #include #include #include #include #include #include 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(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()); 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()); QFont font = m_fontFamilyBox->currentFont(); font.setPointSizeF(m_fontSizeBox->value()); d->setCurrentFont(font); }