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// Copyright (C) 2025 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#include "qquickwebengineframe_p.h"
#include <QtWebEngineCore/qwebenginescript.h>
#include "web_contents_adapter_client.h"
#include "web_contents_adapter.h"
#include <QtQml/qqmlengine.h>
#include <QtGui/qpagelayout.h>
#include <QtGui/qpageranges.h>
QT_BEGIN_NAMESPACE
QQuickWebEngineFrame::QQuickWebEngineFrame()
: QWebEngineFrame(QWeakPointer<QtWebEngineCore::WebContentsAdapter>(),
QtWebEngineCore::WebContentsAdapter::kInvalidFrameId) { };
QQuickWebEngineFrame::QQuickWebEngineFrame(
QWeakPointer<QtWebEngineCore::WebContentsAdapter> adapter, quint64 id)
: QWebEngineFrame(std::move(adapter), id)
{
}
QList<QQuickWebEngineFrame> QQuickWebEngineFrame::children() const
{
auto adapter = m_adapter.lock();
if (!adapter)
return QList<QQuickWebEngineFrame>();
QList<QQuickWebEngineFrame> result;
for (auto childId : adapter->frameChildren(m_id))
result.push_back(QQuickWebEngineFrame{ m_adapter, childId });
return result;
}
void QQuickWebEngineFrame::runJavaScript(const QString &script, const QJSValue &callback)
{
QWebEngineFrame::runJavaScript(script, QWebEngineScript::MainWorld, callback);
}
void QQuickWebEngineFrame::runJavaScript(const QString &script, quint32 worldId,
const QJSValue &callback)
{
const auto adapter = m_adapter.lock();
if (!adapter)
return;
std::function<void(const QVariant &)> wrappedCallback;
if (!callback.isUndefined()) {
const QObject *holdingObject = adapter->adapterClient()->holdingQObject();
wrappedCallback = [holdingObject, callback](const QVariant &result) {
if (auto engine = qmlEngine(holdingObject)) {
QJSValueList args;
args.append(engine->toScriptValue(result));
callback.call(args);
} else {
qWarning("No QML engine found to execute runJavaScript() callback");
}
};
}
QWebEngineFrame::runJavaScript(script, worldId, wrappedCallback);
}
void QQuickWebEngineFrame::printToPdf(const QJSValue &callback)
{
const auto adapter = m_adapter.lock();
if (!adapter)
return;
std::function<void(QSharedPointer<QByteArray>)> wrappedCallback;
if (!callback.isUndefined()) {
const QObject *holdingObject = adapter->adapterClient()->holdingQObject();
wrappedCallback = [holdingObject, callback](QSharedPointer<QByteArray> result) {
if (auto engine = qmlEngine(holdingObject)) {
QJSValueList args;
args.append(engine->toScriptValue(result ? *result : QByteArray()));
callback.call(args);
} else {
qWarning("No QML engine found to execute printToPdf() callback");
}
};
}
QPageLayout layout(QPageSize(QPageSize::A4), QPageLayout::Portrait, QMarginsF());
adapter->adapterClient()->printToPdf(std::move(wrappedCallback), layout, QPageRanges(), m_id);
}
QT_END_NAMESPACE
#include "moc_qquickwebengineframe_p.cpp"
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