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++ // Copyright (C) 2016 The Qt Company Ltd.
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
++
++ #include "ambientproperties.h"
++
++ #include <QtWidgets/QColorDialog>
++ #include <QtWidgets/QFontDialog>
++ #include <QtWidgets/QMdiArea>
++ #include <QtWidgets/QMdiSubWindow>
++
++ QT_BEGIN_NAMESPACE
++
++ AmbientProperties::AmbientProperties(QWidget *parent)
++ : QDialog(parent), container(nullptr)
++ {
++ setupUi(this);
++
++ connect(buttonClose, &QAbstractButton::clicked, this, &QWidget::close);
++ }
++
++ void AmbientProperties::setControl(QWidget *widget)
++ {
++ container = widget;
++
++ QColor c = container->palette().color(container->backgroundRole());
++ QPalette p = backSample->palette(); p.setColor(backSample->backgroundRole(), c); backSample->setPalette(p);
++
++ c = container->palette().color(container->foregroundRole());
++ p = foreSample->palette(); p.setColor(foreSample->backgroundRole(), c); foreSample->setPalette(p);
++
++ fontSample->setFont( container->font() );
++ buttonEnabled->setChecked( container->isEnabled() );
++ enabledSample->setEnabled( container->isEnabled() );
++ }
++
++ void AmbientProperties::on_buttonBackground_clicked()
++ {
++ const QColor c = QColorDialog::getColor(backSample->palette().color(backSample->backgroundRole()), this);
++ QPalette p = backSample->palette();
++ p.setColor(backSample->backgroundRole(), c);
++ backSample->setPalette(p);
++
++ p = container->palette();
++ p.setColor(container->backgroundRole(), c);
++ container->setPalette(p);
++
++ const QWidgetList widgets = mdiAreaWidgets();
++ for (QWidget *widget : widgets) {
++ p = widget->palette();
++ p.setColor(widget->backgroundRole(), c);
++ widget->setPalette(p);
++ }
++ }
++
++ void AmbientProperties::on_buttonForeground_clicked()
++ {
++ const QColor c = QColorDialog::getColor(foreSample->palette().color(foreSample->backgroundRole()), this);
++
++ QPalette p = foreSample->palette();
++ p.setColor(foreSample->backgroundRole(), c);
++ foreSample->setPalette(p);
++
++ p = container->palette();
++ p.setColor(container->foregroundRole(), c);
++ container->setPalette(p);
++
++ const QWidgetList widgets = mdiAreaWidgets();
++ for (QWidget *widget : widgets) {
++ p = widget->palette();
++ p.setColor(widget->foregroundRole(), c);
++ widget->setPalette(p);
++ }
++ }
++
++ void AmbientProperties::on_buttonFont_clicked()
++ {
++ bool ok;
++ QFont f = QFontDialog::getFont( &ok, fontSample->font(), this );
++ if ( !ok )
++ return;
++ fontSample->setFont( f );
++ container->setFont( f );
++
++ const QWidgetList widgets = mdiAreaWidgets();
++ for (QWidget *widget : widgets)
++ widget->setFont( f );
++ }
++
++ void AmbientProperties::on_buttonEnabled_toggled(bool on)
++ {
++ enabledSample->setEnabled( on );
++ container->setEnabled( on );
++ }
++
++ QWidgetList AmbientProperties::mdiAreaWidgets() const
++ {
++ QWidgetList result;
++
++ if (QMdiArea *mdiArea = qobject_cast<QMdiArea*>(container)) {
++ const auto mdiSubWindows = mdiArea->subWindowList();
++ for (const QMdiSubWindow *subWindow : mdiSubWindows)
++ result.push_back(subWindow->widget());
++ }
++ return result;
++ }
++
++ QT_END_NAMESPACE