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Diffstat (limited to 'src/imports/nfc/qdeclarativenearfield.cpp')
| -rw-r--r-- | src/imports/nfc/qdeclarativenearfield.cpp | 360 |
1 files changed, 0 insertions, 360 deletions
diff --git a/src/imports/nfc/qdeclarativenearfield.cpp b/src/imports/nfc/qdeclarativenearfield.cpp deleted file mode 100644 index c6c53ba4..00000000 --- a/src/imports/nfc/qdeclarativenearfield.cpp +++ /dev/null @@ -1,360 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the QtNfc module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** 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. -** -** GNU Lesser General Public License Usage -** Alternatively, this file may be used under the terms of the GNU Lesser -** General Public License version 3 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPL3 included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 3 requirements -** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 2.0 or (at your option) the GNU General -** Public license version 3 or any later version approved by the KDE Free -** Qt Foundation. The licenses are as published by the Free Software -** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 -** included in the packaging of this file. Please review the following -** information to ensure the GNU General Public License requirements will -** be met: https://www.gnu.org/licenses/gpl-2.0.html and -** https://www.gnu.org/licenses/gpl-3.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "qdeclarativenearfield_p.h" -#include "qdeclarativendeffilter_p.h" -#include "qdeclarativendeftextrecord_p.h" -#include "qdeclarativendefurirecord_p.h" -#include "qdeclarativendefmimerecord_p.h" - -#include <qndefmessage.h> -#include <qndefnfctextrecord.h> -#include <qndefnfcurirecord.h> - -#include <QtNfc/QNearFieldTarget> - -/*! - \qmltype NearField - \instantiates QDeclarativeNearField - \since 5.2 - \brief Provides access to NDEF messages stored on NFC Forum tags. - - \ingroup nfc-qml - \inqmlmodule QtNfc - - \sa NdefFilter - \sa NdefRecord - - \sa QNearFieldManager - \sa QNdefMessage - \sa QNdefRecord - - The NearField type can be used to read NDEF messages from NFC Forum tags. Set the \l filter - and \l orderMatch properties to match the required NDEF messages. Once an NDEF message is - successfully read from a tag the \l messageRecords property is updated. - - \note For platforms using neard, filtering is currently not implemented. For more information - on neard see \l QNearFieldManager. - - \snippet doc_src_qtnfc.qml QML register for messages -*/ - -/*! - \qmlproperty list<NdefRecord> NearField::messageRecords - - This property contains the list of NDEF records in the last NDEF message read. -*/ - -/*! - \qmlproperty list<NdefFilter> NearField::filter - - This property holds the NDEF filter constraints. The \l messageRecords property will only be - set to NDEF messages which match the filter. If no filter is set, a message handler for - all NDEF messages will be registered. - - \note Filtering is not supported when using neard. - - \l QNearFieldManager::registerNdefMessageHandler() -*/ - -/*! - \qmlproperty bool NearField::orderMatch - - This property indicates whether the order of records should be taken into account when matching - messages. This is not supported when using neard. - - The default of orderMatch is false. -*/ - -/*! - \qmlproperty bool NearField::polling - \since 5.5 - - This property indicates if the underlying adapter is currently in polling state. If set to \c true - the adapter will start polling and stop polling if set to \c false. - - \note On platforms using neard, the adapter will stop polling as soon as a tag has been detected. - For more information see \l QNearFieldManager. -*/ - -/*! - \qmlsignal NearField::tagFound() - \since 5.5 - - This signal will be emitted when a tag has been detected. -*/ - -/*! - \qmlsignal NearField::tagRemoved() - \since 5.5 - - This signal will be emitted when a tag has been removed. -*/ - -QDeclarativeNearField::QDeclarativeNearField(QObject *parent) - : QObject(parent), - m_orderMatch(false), - m_componentCompleted(false), - m_messageUpdating(false), - m_manager(new QNearFieldManager(this)), - m_messageHandlerId(-1), - m_polling(false) -{ - connect(m_manager, SIGNAL(targetDetected(QNearFieldTarget*)), - this, SLOT(_q_handleTargetDetected(QNearFieldTarget*))); - connect(m_manager, SIGNAL(targetLost(QNearFieldTarget*)), - this, SLOT(_q_handleTargetLost(QNearFieldTarget*))); -} - -QQmlListProperty<QQmlNdefRecord> QDeclarativeNearField::messageRecords() -{ - return QQmlListProperty<QQmlNdefRecord>(this, 0, - &QDeclarativeNearField::append_messageRecord, - &QDeclarativeNearField::count_messageRecords, - &QDeclarativeNearField::at_messageRecord, - &QDeclarativeNearField::clear_messageRecords); - -} - -QQmlListProperty<QDeclarativeNdefFilter> QDeclarativeNearField::filter() -{ - return QQmlListProperty<QDeclarativeNdefFilter>(this, 0, - &QDeclarativeNearField::append_filter, - &QDeclarativeNearField::count_filters, - &QDeclarativeNearField::at_filter, - &QDeclarativeNearField::clear_filter); -} - -bool QDeclarativeNearField::orderMatch() const -{ - return m_orderMatch; -} - -void QDeclarativeNearField::setOrderMatch(bool on) -{ - if (m_orderMatch == on) - return; - - m_orderMatch = on; - emit orderMatchChanged(); -} - -void QDeclarativeNearField::componentComplete() -{ - m_componentCompleted = true; - - registerMessageHandler(); -} - -bool QDeclarativeNearField::polling() const -{ - return m_polling; -} - -void QDeclarativeNearField::setPolling(bool on) -{ - if (m_polling == on) - return; - - if (on) { - if (m_manager->startTargetDetection()) { - m_polling = true; - emit pollingChanged(); - } - } else { - m_manager->stopTargetDetection(); - m_polling = false; - emit pollingChanged(); - } -} - -void QDeclarativeNearField::registerMessageHandler() -{ - if (m_messageHandlerId != -1) - m_manager->unregisterNdefMessageHandler(m_messageHandlerId); - - QNdefFilter ndefFilter; - ndefFilter.setOrderMatch(m_orderMatch); - for (const QDeclarativeNdefFilter *filter : qAsConst(m_filterList)) { - const QString type = filter->type(); - uint min = filter->minimum() < 0 ? UINT_MAX : filter->minimum(); - uint max = filter->maximum() < 0 ? UINT_MAX : filter->maximum(); - - ndefFilter.appendRecord(static_cast<QNdefRecord::TypeNameFormat>(filter->typeNameFormat()), type.toUtf8(), min, max); - } - - m_messageHandlerId = m_manager->registerNdefMessageHandler(ndefFilter, this, SLOT(_q_handleNdefMessage(QNdefMessage))); - - // FIXME: if a message handler has been registered we just assume that constant polling is done - if (m_messageHandlerId >= 0) { - m_polling = true; - emit pollingChanged(); - } -} - -void QDeclarativeNearField::_q_handleNdefMessage(const QNdefMessage &message) -{ - m_messageUpdating = true; - - QQmlListReference listRef(this, "messageRecords"); - - listRef.clear(); - - for (const QNdefRecord &record : message) - listRef.append(qNewDeclarativeNdefRecordForNdefRecord(record)); - - m_messageUpdating = false; - - emit messageRecordsChanged(); -} - -void QDeclarativeNearField::_q_handleTargetLost(QNearFieldTarget *target) -{ - Q_UNUSED(target); - // FIXME: only notify that polling stopped when there is no registered message handler - if (m_messageHandlerId == -1) { - m_polling = false; - emit pollingChanged(); - } - - emit tagRemoved(); -} - -void QDeclarativeNearField::_q_handleTargetDetected(QNearFieldTarget *target) -{ - Q_UNUSED(target); - - if (m_messageHandlerId == -1) { - connect(target, SIGNAL(ndefMessageRead(QNdefMessage)), - this, SLOT(_q_handleNdefMessage(QNdefMessage))); - target->readNdefMessages(); - } - - emit tagFound(); -} - -void QDeclarativeNearField::append_messageRecord(QQmlListProperty<QQmlNdefRecord> *list, - QQmlNdefRecord *record) -{ - QDeclarativeNearField *nearField = qobject_cast<QDeclarativeNearField *>(list->object); - if (!nearField) - return; - - record->setParent(nearField); - nearField->m_message.append(record); - if (!nearField->m_messageUpdating) - emit nearField->messageRecordsChanged(); -} - -int QDeclarativeNearField::count_messageRecords(QQmlListProperty<QQmlNdefRecord> *list) -{ - QDeclarativeNearField *nearField = qobject_cast<QDeclarativeNearField *>(list->object); - if (!nearField) - return 0; - - return nearField->m_message.count(); -} - -QQmlNdefRecord *QDeclarativeNearField::at_messageRecord(QQmlListProperty<QQmlNdefRecord> *list, - int index) -{ - QDeclarativeNearField *nearField = qobject_cast<QDeclarativeNearField *>(list->object); - if (!nearField) - return 0; - - return nearField->m_message.at(index); -} - -void QDeclarativeNearField::clear_messageRecords(QQmlListProperty<QQmlNdefRecord> *list) -{ - QDeclarativeNearField *nearField = qobject_cast<QDeclarativeNearField *>(list->object); - if (nearField) { - qDeleteAll(nearField->m_message); - nearField->m_message.clear(); - if (!nearField->m_messageUpdating) - emit nearField->messageRecordsChanged(); - } -} - -void QDeclarativeNearField::append_filter(QQmlListProperty<QDeclarativeNdefFilter> *list, - QDeclarativeNdefFilter *filter) -{ - QDeclarativeNearField *nearField = qobject_cast<QDeclarativeNearField *>(list->object); - if (!nearField) - return; - - filter->setParent(nearField); - nearField->m_filterList.append(filter); - emit nearField->filterChanged(); - - if (nearField->m_componentCompleted) - nearField->registerMessageHandler(); -} - -int QDeclarativeNearField::count_filters(QQmlListProperty<QDeclarativeNdefFilter> *list) -{ - QDeclarativeNearField *nearField = qobject_cast<QDeclarativeNearField *>(list->object); - if (!nearField) - return 0; - - return nearField->m_filterList.count(); -} - -QDeclarativeNdefFilter *QDeclarativeNearField::at_filter(QQmlListProperty<QDeclarativeNdefFilter> *list, - int index) -{ - QDeclarativeNearField *nearField = qobject_cast<QDeclarativeNearField *>(list->object); - if (!nearField) - return 0; - - return nearField->m_filterList.at(index); -} - -void QDeclarativeNearField::clear_filter(QQmlListProperty<QDeclarativeNdefFilter> *list) -{ - QDeclarativeNearField *nearField = qobject_cast<QDeclarativeNearField *>(list->object); - if (!nearField) - return; - - qDeleteAll(nearField->m_filterList); - nearField->m_filterList.clear(); - emit nearField->filterChanged(); - if (nearField->m_componentCompleted) - nearField->registerMessageHandler(); -} |