116 lines
3.6 KiB
C++
116 lines
3.6 KiB
C++
//
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// Created by Recep ASLANTAS
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// Copyright (c) 2013 Recep ASLANTAS. All rights reserved.
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//
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#ifndef THREAD_DISPATCHER_H
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#define THREAD_DISPATCHER_H
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#include <QThread>
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#include <QMetaObject>
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#include <QThread>
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#include <QCoreApplication>
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#include <QObject>
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#include <functional>
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#include <cassert>
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typedef std::function<void()> voidBlock;
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class WorkerClass : public QObject
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{
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Q_OBJECT
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public:
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WorkerClass(QThread *thread)
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{
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moveToThread(thread);
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connect(QThread::currentThread(), &QThread::finished, this, &WorkerClass::deleteLater);
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}
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public slots:
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void DoWork(voidBlock block)
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{
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block();
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deleteLater();
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}
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};
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static inline Q_DECL_UNUSED void q_dispatch_async(QThread* thread, voidBlock block);
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static inline void q_dispatch_async(QThread* thread, voidBlock block)
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{
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qRegisterMetaType<voidBlock>("voidBlock");
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WorkerClass *worker = new WorkerClass(thread);
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QMetaObject::invokeMethod(worker, "DoWork", Qt::QueuedConnection, Q_ARG(voidBlock, block));
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}
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static inline Q_DECL_UNUSED void q_dispatch_async_main(voidBlock block);
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static inline void q_dispatch_async_main(voidBlock block)
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{
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QThread *mainThread = QCoreApplication::instance()->thread();
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q_dispatch_async(mainThread, block);
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}
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typedef std::function<void(QtMsgType, const QMessageLogContext &, const QString &)> msgHandlerBlock;
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class MsgHandlerWorkerClass : public QObject
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{
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Q_OBJECT
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public:
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MsgHandlerWorkerClass(QThread *thread, QtMsgType type, const QMessageLogContext &context, const QString &msg)
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: m_type(type),
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m_msg(msg),
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m_line(context.line),
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m_file(context.file),
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m_function(context.function),
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m_category(context.category)
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{
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#ifndef V_NO_ASSERT
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assert(context.version == 2);
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#endif
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moveToThread(thread);
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connect(QThread::currentThread(), &QThread::finished, this, &WorkerClass::deleteLater);
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}
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public slots:
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void DoWork(msgHandlerBlock block)
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{
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block(m_type, QMessageLogContext(qUtf8Printable(m_file), m_line, qUtf8Printable(m_function),
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qUtf8Printable(m_category)), m_msg);
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deleteLater();
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}
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private:
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QtMsgType m_type;
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QString m_msg;
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// We cannot make copy of QMessageLogContext. So, we must save its data instead and recreate it later.
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int m_line;
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QString m_file;
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QString m_function;
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QString m_category;
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};
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static inline Q_DECL_UNUSED void q_dispatch_async(QThread* thread, msgHandlerBlock block, QtMsgType type,
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const QMessageLogContext &context, const QString &msg);
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static inline void q_dispatch_async(QThread* thread, msgHandlerBlock block, QtMsgType type,
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const QMessageLogContext &context, const QString &msg)
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{
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qRegisterMetaType<msgHandlerBlock>("msgHandlerBlock");
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MsgHandlerWorkerClass *worker = new MsgHandlerWorkerClass(thread, type, context, msg);
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QMetaObject::invokeMethod(worker, "DoWork", Qt::QueuedConnection, Q_ARG(msgHandlerBlock, block));
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}
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static inline Q_DECL_UNUSED void q_dispatch_async_main(msgHandlerBlock block, QtMsgType type,
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const QMessageLogContext &context, const QString &msg);
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static inline void q_dispatch_async_main(msgHandlerBlock block, QtMsgType type, const QMessageLogContext &context,
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const QString &msg)
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{
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QThread *mainThread = QCoreApplication::instance()->thread();
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q_dispatch_async(mainThread, block, type, context, msg);
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}
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#undef V_UNUSED
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#endif // THREAD_DISPATCHER_H
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