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/****************************************************************************
**
** Copyright (C) 2021 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt Virtual Keyboard module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:COMM$
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** $QT_END_LICENSE$
**
**
**
**
**
**
**
**
**
****************************************************************************/
#include <QtCore/QFile>
#include <QtDBus/QtDBus>
#include "sendertodbus.h"
#include "common_defs.h"
namespace {
//!
//! \brief msgLengthBytes, Chromium sends first 4 bytes as a length of coming message
//!
const qint8 msgLengthBytes = 4;
//!
//! \brief msgLength, Chromium sends next 1 byte as a true/false to popup/hide virtual keyboard
//!
const qint8 msgLength = 1;
}
SenderToDbus::SenderToDbus(QObject *parent)
: QObject(parent),
m_iface(nullptr)
{
m_iface = new QDBusInterface(SERVICE_NAME, "/", "",
QDBusConnection::sessionBus(), this);
if (!m_iface->isValid()) {
QCoreApplication::quit();
}
this->forwardMessages();
}
void SenderToDbus::forwardMessages()
{
m_qstdin.open(stdin, QIODevice::ReadOnly);
while (true)
{
// Read the message length (first 4 bytes)
QByteArray byteCount = m_qstdin.read(msgLengthBytes);
//When Chromium closes stdin is closed
if (byteCount.count() == 0)
{
// before exit, send false to hide keyboard
m_iface->setProperty("focusValue", false);
this->quit();
return;
}
QByteArray value = m_qstdin.read(msgLength);
m_iface->setProperty("focusValue", value == "1");
};
}
void SenderToDbus::quit()
{
QTimer::singleShot(0, QCoreApplication::instance(), &QCoreApplication::quit);
}
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