127 lines
2.1 KiB
C++
127 lines
2.1 KiB
C++
/*!
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* \copyright Copyright (c) 2015-2018 Governikus GmbH & Co. KG, Germany
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*/
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#include "ConsoleReader.h"
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#include <QEventLoop>
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#include <QLoggingCategory>
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#include <QTimer>
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Q_DECLARE_LOGGING_CATEGORY(cli)
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Q_DECLARE_LOGGING_CATEGORY(stdinput)
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using namespace governikus;
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#if defined(Q_OS_WIN)
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void ConsoleInputThread::run()
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{
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const HANDLE eventHandles = GetStdHandle(STD_INPUT_HANDLE);
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while (!isInterruptionRequested())
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{
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if (WSA_WAIT_EVENT_0 != WSAWaitForMultipleEvents(1, &eventHandles, FALSE, 200, TRUE))
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{
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continue;
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}
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QTextStream input(stdin, QIODevice::ReadOnly);
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const auto& line = input.readLine();
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qDebug(stdinput) << line;
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Q_EMIT fireText(line);
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}
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}
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ConsoleInputThread::~ConsoleInputThread()
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{
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requestInterruption();
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wait();
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}
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ConsoleReader::ConsoleReader(QObject* pParent)
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: QObject(pParent)
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{
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}
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void ConsoleReader::init()
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{
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mConsoleInputThread.reset(new ConsoleInputThread());
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connect(mConsoleInputThread.data(), &ConsoleInputThread::fireText, this, &ConsoleReader::fireText);
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mConsoleInputThread->start();
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}
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void ConsoleReader::shutdown()
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{
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mConsoleInputThread.reset();
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}
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bool ConsoleReader::isInputOpen() const
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{
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return !mConsoleInputThread.isNull();
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}
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#else
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ConsoleReader::ConsoleReader(QObject* pParent)
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: QObject(pParent)
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, mNotifier()
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, mInputOpen(false)
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{
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}
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void ConsoleReader::init()
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{
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Q_ASSERT(mNotifier.isNull());
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mNotifier.reset(new QSocketNotifier(fileno(stdin), QSocketNotifier::Read));
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connect(mNotifier.data(), &QSocketNotifier::activated, this, &ConsoleReader::onData);
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mInputOpen = true;
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}
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void ConsoleReader::onData()
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{
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Q_EMIT fireText(readText());
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}
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QString ConsoleReader::readText()
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{
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Q_ASSERT(!mNotifier.isNull());
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QTextStream input(stdin, QIODevice::ReadOnly);
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const QString& line = input.readLine();
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if (input.status() == QTextStream::ReadPastEnd)
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{
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mInputOpen = false;
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}
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return line;
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}
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void ConsoleReader::shutdown()
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{
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Q_ASSERT(!mNotifier.isNull());
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mInputOpen = false;
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mNotifier->setEnabled(false);
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Q_EMIT fireShutdown();
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}
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bool ConsoleReader::isInputOpen() const
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{
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return mInputOpen;
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}
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#endif
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