fullscreenwindow.cpp Example File

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#include "fullscreenwindow.h"
#include "fullscreennotification.h"
#include <QAction>
#include <QLabel>
#include <QWebEngineView>
FullScreenWindow::FullScreenWindow(QWebEngineView *oldView, QWidget *parent)
    : QWidget(parent)
    , m_view(new QWebEngineView(this))
    , m_notification(new FullScreenNotification(this))
    , m_oldView(oldView)
    , m_oldGeometry(oldView->window()->geometry())
{
    m_view->stackUnder(m_notification);
    auto exitAction = new QAction(this);
    exitAction->setShortcut(Qt::Key_Escape);
    connect(exitAction, &QAction::triggered, [this]() {
        m_view->triggerPageAction(QWebEnginePage::ExitFullScreen);
    });
    addAction(exitAction);
    m_view->setPage(m_oldView->page());
    setGeometry(m_oldGeometry);
    showFullScreen();
    m_oldView->window()->hide();
}
FullScreenWindow::~FullScreenWindow()
{
    m_oldView->setPage(m_view->page());
    m_oldView->window()->setGeometry(m_oldGeometry);
    m_oldView->window()->show();
    hide();
}
void FullScreenWindow::resizeEvent(QResizeEvent *event)
{
    QRect viewGeometry(QPoint(0, 0), size());
    m_view->setGeometry(viewGeometry);
    QRect notificationGeometry(QPoint(0, 0), m_notification->sizeHint());
    notificationGeometry.moveCenter(viewGeometry.center());
    m_notification->setGeometry(notificationGeometry);
    QWidget::resizeEvent(event);
}