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Diffstat (limited to 'examples/declarative/cppextensions/plugins/plugin.cpp')
| -rw-r--r-- | examples/declarative/cppextensions/plugins/plugin.cpp | 157 |
1 files changed, 0 insertions, 157 deletions
diff --git a/examples/declarative/cppextensions/plugins/plugin.cpp b/examples/declarative/cppextensions/plugins/plugin.cpp deleted file mode 100644 index 6fbf962f4e..0000000000 --- a/examples/declarative/cppextensions/plugins/plugin.cpp +++ /dev/null @@ -1,157 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). -** Contact: http://www.qt-project.org/ -** -** This file is part of the examples of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** You may use this file under the terms of the BSD license as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor -** the names of its contributors may be used to endorse or promote -** products derived from this software without specific prior written -** permission. -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include <QtDeclarative/QDeclarativeExtensionPlugin> -#include <QtDeclarative/qdeclarative.h> -#include <qdebug.h> -#include <qdatetime.h> -#include <qbasictimer.h> -#include <qcoreapplication.h> - -// Implements a "TimeModel" class with hour and minute properties -// that change on-the-minute yet efficiently sleep the rest -// of the time. - -class MinuteTimer : public QObject -{ - Q_OBJECT -public: - MinuteTimer(QObject *parent) : QObject(parent) - { - } - - void start() - { - if (!timer.isActive()) { - time = QTime::currentTime(); - timer.start(60000-time.second()*1000, this); - } - } - - void stop() - { - timer.stop(); - } - - int hour() const { return time.hour(); } - int minute() const { return time.minute(); } - -signals: - void timeChanged(); - -protected: - void timerEvent(QTimerEvent *) - { - QTime now = QTime::currentTime(); - if (now.second() == 59 && now.minute() == time.minute() && now.hour() == time.hour()) { - // just missed time tick over, force it, wait extra 0.5 seconds - time.addSecs(60); - timer.start(60500, this); - } else { - time = now; - timer.start(60000-time.second()*1000, this); - } - emit timeChanged(); - } - -private: - QTime time; - QBasicTimer timer; -}; - -//![0] -class TimeModel : public QObject -{ - Q_OBJECT - Q_PROPERTY(int hour READ hour NOTIFY timeChanged) - Q_PROPERTY(int minute READ minute NOTIFY timeChanged) -//![0] - -public: - TimeModel(QObject *parent=0) : QObject(parent) - { - if (++instances == 1) { - if (!timer) - timer = new MinuteTimer(QCoreApplication::instance()); - connect(timer, SIGNAL(timeChanged()), this, SIGNAL(timeChanged())); - timer->start(); - } - } - - ~TimeModel() - { - if (--instances == 0) { - timer->stop(); - } - } - - int minute() const { return timer->minute(); } - int hour() const { return timer->hour(); } - -signals: - void timeChanged(); - -private: - QTime t; - static MinuteTimer *timer; - static int instances; -}; - -int TimeModel::instances=0; -MinuteTimer *TimeModel::timer=0; - -//![plugin] -class QExampleQmlPlugin : public QDeclarativeExtensionPlugin -{ - Q_OBJECT -public: - void registerTypes(const char *uri) - { - Q_ASSERT(uri == QLatin1String("com.nokia.TimeExample")); - qmlRegisterType<TimeModel>(uri, 1, 0, "Time"); - } -}; -//![plugin] - -#include "plugin.moc" - -//![export] -Q_EXPORT_PLUGIN2(qmlqtimeexampleplugin, QExampleQmlPlugin); -//![export] |