diff options
Diffstat (limited to 'examples/widgets/tutorials/threads/movedobject')
6 files changed, 0 insertions, 402 deletions
diff --git a/examples/widgets/tutorials/threads/movedobject/main.cpp b/examples/widgets/tutorials/threads/movedobject/main.cpp deleted file mode 100644 index 2894707fda..0000000000 --- a/examples/widgets/tutorials/threads/movedobject/main.cpp +++ /dev/null @@ -1,69 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies). -** Contact: http://www.qt-project.org/legal -** -** 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 Digia Plc 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 <QtCore> -#include "workerobject.h" -#include "thread.h" - -/* - * moves a class derived from QObject (WorkerObject) to another thread - * and calls methods over thread boundaries. - */ - -//![1] -// movedobject/main.cpp -int main(int argc, char *argv[]) -{ - QCoreApplication app(argc, argv); - Thread thread; - qDebug() << "main thread ID: " << app.thread()->currentThreadId(); - WorkerObject *worker = new WorkerObject; - thread.launchWorker(worker); - QMetaObject::invokeMethod(worker, "doWork", Qt::QueuedConnection); - QMetaObject::invokeMethod(worker, "startPolling", Qt::QueuedConnection, Q_ARG(int, 500)); - //let application produce output for 3 seconds and quit - QTimer::singleShot(3000, &app, SLOT(quit())); - app.exec(); - thread.stop(); - thread.wait(); - delete worker; - return 0; -} -//![1] diff --git a/examples/widgets/tutorials/threads/movedobject/movedobject.pro b/examples/widgets/tutorials/threads/movedobject/movedobject.pro deleted file mode 100644 index b2ea7e5366..0000000000 --- a/examples/widgets/tutorials/threads/movedobject/movedobject.pro +++ /dev/null @@ -1,15 +0,0 @@ -QT += widgets -CONFIG += console -CONFIG -= app_bundle -TEMPLATE = app -SOURCES += main.cpp \ - workerobject.cpp \ - thread.cpp - -HEADERS += \ - workerobject.h \ - thread.h - -# install -target.path = $$[QT_INSTALL_EXAMPLES]/widgets/tutorials/threads/movedobject -INSTALLS += target diff --git a/examples/widgets/tutorials/threads/movedobject/thread.cpp b/examples/widgets/tutorials/threads/movedobject/thread.cpp deleted file mode 100644 index 2b6c2ffbd6..0000000000 --- a/examples/widgets/tutorials/threads/movedobject/thread.cpp +++ /dev/null @@ -1,100 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies). -** Contact: http://www.qt-project.org/legal -** -** 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 Digia Plc 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 "thread.h" - -/* - * QThread derived class with additional capability to move a QObject to the - * new thread, to stop the thread and move the QObject back to the thread where - *it came from. - */ - -Thread::Thread( QObject *parent) - : QThread (parent) -{ - //we need a class that receives signals from other threads and emits a signal in response - shutDownHelper=new QSignalMapper; - shutDownHelper->setMapping(this,0); - connect(this, SIGNAL(started()), this, SLOT(setReadyStatus() ), Qt::DirectConnection); - connect(this, SIGNAL(aboutToStop()), shutDownHelper, SLOT(map()) ); -} - -//------------------------------------------------------ -Thread::~Thread() -{ - delete shutDownHelper; -} - -//------------------------------------------------------ -// starts thread, moves worker to this thread and blocks -void Thread::launchWorker(QObject *worker) -{ - this->worker = worker; - start(); - worker->moveToThread(this); - shutDownHelper->moveToThread(this); - connect(shutDownHelper, SIGNAL(mapped(int) ), this, SLOT(stopExecutor()), Qt::DirectConnection ); - mutex.lock(); - waitCondition.wait(&mutex); -} - -//------------------------------------------------------ -// puts a command to stop processing in the event queue of worker thread -void Thread::stop() -{ - emit aboutToStop(); -} - -//------------------------------------------------------ - -// methods above this line should be called in gui thread context -// methods below this line are private and will be run in secondary thread context - -//------------------------------------------------------ -void Thread::stopExecutor() //secondary thread context -{ - exit(); -} - -//------------------------------------------------------ -void Thread::setReadyStatus() -{ - waitCondition.wakeAll(); -} diff --git a/examples/widgets/tutorials/threads/movedobject/thread.h b/examples/widgets/tutorials/threads/movedobject/thread.h deleted file mode 100644 index e95d480ca8..0000000000 --- a/examples/widgets/tutorials/threads/movedobject/thread.h +++ /dev/null @@ -1,67 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies). -** Contact: http://www.qt-project.org/legal -** -** 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 Digia Plc 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." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - - -#ifndef THREAD_H -#define THREAD_H - -#include <QtCore> - -class Thread :public QThread -{ - Q_OBJECT -public: - Thread( QObject *parent=0); - ~Thread(); - void stop(); - void launchWorker(QObject *worker); -private: - QObject *worker; - QSignalMapper *shutDownHelper; - QWaitCondition waitCondition; - QMutex mutex; -private slots: - void stopExecutor(); - void setReadyStatus(); -signals: - void aboutToStop(); -}; - -#endif // THREAD_H diff --git a/examples/widgets/tutorials/threads/movedobject/workerobject.cpp b/examples/widgets/tutorials/threads/movedobject/workerobject.cpp deleted file mode 100644 index a630042f9a..0000000000 --- a/examples/widgets/tutorials/threads/movedobject/workerobject.cpp +++ /dev/null @@ -1,87 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies). -** Contact: http://www.qt-project.org/legal -** -** 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 Digia Plc 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 <QtCore> -#include "workerobject.h" - -/* - * represents an object that lives in another thread where it polls a resource - * and communicates with the gui thread - */ - -WorkerObject::WorkerObject(QObject *parent) - : QObject(parent) -{ - timer = new QTimer(this); - connect(timer, SIGNAL(timeout()), this, SLOT(poll())); -} - -//--------------------------------------------------------------- -void WorkerObject::doWork() -{ - - qDebug() << "doing work in thread " << thread()->currentThreadId() ; -} - -//--------------------------------------------------------------- -WorkerObject::~WorkerObject() -{ - qDebug() << "destruction WorkerObject in thread " << thread()->currentThreadId(); -} - -//--------------------------------------------------------------- -void WorkerObject::startPolling(int milliseconds) -{ - count=0; - timer->start(milliseconds); -} - -//--------------------------------------------------------------- -void WorkerObject::stopPolling() -{ - timer->stop(); -} - -//--------------------------------------------------------------- -void WorkerObject::poll() -{ - qDebug() << QString("timer hit %1").arg(count); - count++; -} - diff --git a/examples/widgets/tutorials/threads/movedobject/workerobject.h b/examples/widgets/tutorials/threads/movedobject/workerobject.h deleted file mode 100644 index 251a935282..0000000000 --- a/examples/widgets/tutorials/threads/movedobject/workerobject.h +++ /dev/null @@ -1,64 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies). -** Contact: http://www.qt-project.org/legal -** -** 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 Digia Plc 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." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - - -#ifndef WORKEROBJECT_H -#define WORKEROBJECT_H - -#include <QtCore> - -class WorkerObject : public QObject -{ - Q_OBJECT -public: - explicit WorkerObject(QObject *parent = 0); - ~WorkerObject(); -public slots: - void doWork(); - void startPolling(int milliseconds); - void stopPolling(); -private slots: - void poll(); -private: - QTimer *timer; - int count; -}; - -#endif // WORKEROBJECT_H |