diff options
Diffstat (limited to 'src/plugins/qmltooling/shared/qqmlconfigurabledebugservice.h')
-rw-r--r-- | src/plugins/qmltooling/shared/qqmlconfigurabledebugservice.h | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/src/plugins/qmltooling/shared/qqmlconfigurabledebugservice.h b/src/plugins/qmltooling/shared/qqmlconfigurabledebugservice.h new file mode 100644 index 0000000000..9aa4531428 --- /dev/null +++ b/src/plugins/qmltooling/shared/qqmlconfigurabledebugservice.h @@ -0,0 +1,106 @@ +/**************************************************************************** +** +** Copyright (C) 2015 The Qt Company Ltd. +** Contact: http://www.qt.io/licensing/ +** +** This file is part of the QtQml module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL21$ +** 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 http://www.qt.io/terms-conditions. For further +** information use the contact form at http://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 2.1 or version 3 as published by the Free +** Software Foundation and appearing in the file LICENSE.LGPLv21 and +** LICENSE.LGPLv3 included in the packaging of this file. Please review the +** following information to ensure the GNU Lesser General Public License +** requirements will be met: https://www.gnu.org/licenses/lgpl.html and +** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** As a special exception, The Qt Company gives you certain additional +** rights. These rights are described in The Qt Company LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + + +#ifndef QQMLCONFIGURABLEDEBUGSEVICE_H +#define QQMLCONFIGURABLEDEBUGSEVICE_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists purely as an +// implementation detail. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. +// + +#include <private/qqmldebugservice_p.h> +#include <private/qqmldebugconnector_p.h> +#include <QtCore/qmutex.h> + +QT_BEGIN_NAMESPACE + +template <class Base> +class QQmlConfigurableDebugService : public Base +{ +protected: + QQmlConfigurableDebugService(float version, QObject *parent = 0) : + Base(version, parent), m_configMutex(QMutex::Recursive) + { + init(); + } + + void stopWaiting() + { + QMutexLocker lock(&m_configMutex); + m_waitingForConfiguration = false; + foreach (QQmlEngine *engine, m_waitingEngines) + emit Base::attachedToEngine(engine); + m_waitingEngines.clear(); + } + + void init() + { + QMutexLocker lock(&m_configMutex); + // If we're not enabled or not blocking, don't wait for configuration + m_waitingForConfiguration = (Base::state() == QQmlDebugService::Enabled && + QQmlDebugConnector::instance()->blockingMode()); + } + + void stateChanged(QQmlDebugService::State newState) + { + if (newState != QQmlDebugService::Enabled) + stopWaiting(); + else + init(); + } + + void engineAboutToBeAdded(QQmlEngine *engine) + { + QMutexLocker lock(&m_configMutex); + if (m_waitingForConfiguration) + m_waitingEngines.append(engine); + else + emit Base::attachedToEngine(engine); + } + + QMutex m_configMutex; + QList<QQmlEngine *> m_waitingEngines; + bool m_waitingForConfiguration; +}; + +QT_END_NAMESPACE + +#endif // QQMLCONFIGURABLEDEBUGSEVICE_H |