webengine_kiosk

#include <QtDebug>
#include <QtGui>
#include <QtWebEngineCore>
#include <QApplication>
#include "KioskView.h"

#include "KioskWindow.h"
#include "KioskSettings.h"

KioskView::KioskView(const KioskSettings *settings, QWidget* parent): QWebEngineView(parent),
    settings_(settings),
    loader_(nullptr)
{
    player_ = settings_->soundsEnabled ? new QPlayer(this) : nullptr;
    page()->setZoomFactor(settings_->zoomFactor);
    page()->setBackgroundColor(settings_->backgroundColor);

    setFocusPolicy(Qt::StrongFocus);
    setContextMenuPolicy(Qt::PreventContextMenu);

    QApplication::instance()->installEventFilter(this);
}

void KioskView::handleWindowCloseRequested()
{
    // TODO: Do we handle windows opening and if so, what happens
    // when they close.
    qDebug("Handle windowCloseRequested:");
#if 0
    if (mainSettings->value("browser/show_homepage_on_window_close").toBool()) {
        qDebug() << "-- load homepage";
        loadHomepage();
    } else {
        qDebug() << "-- exit application";
        QCoreApplication::exit(0);
    }
#endif
}

void KioskView::playSound(const QUrl &sound)
{
    if (player_)
        player_->play(sound);
}

bool KioskView::eventFilter(QObject *object, QEvent *event)
{
    Q_UNUSED(object);

    // See https://bugreports.qt.io/browse/QTBUG-43602 for mouse events
    // seemingly not working with QWebEngineView.
    switch (event->type()) {
    case QEvent::MouseButtonPress:
    case QEvent::TouchBegin:
        playSound(settings_->windowClickedSound);
        break;

    default:
        break;
    }

    return false;
}

QWebEngineView *KioskView::createWindow(QWebEnginePage::WebWindowType /*type*/)
{
    // Don't allow windows
    return nullptr;

#if 0
    // This is called when the browser wants to open a new window
    if (type != QWebEnginePage::WebBrowserWindow) {
        return nullptr;
    }

    if (loader_ == nullptr) {
        qDebug() << "New fake webview loader";
        loader_ = new QWebEngineView(this);
        QWebEnginePage *newWeb = new QWebEnginePage(this);
        loader_->setAttribute(Qt::WA_DeleteOnClose, true);
        loader_->setPage(newWeb);

        connect(loader_, SIGNAL(urlChanged(const QUrl&)), SLOT(handleUrlChanged(const QUrl&)));
    }

    return loader_;
#endif
}