consoleviewer.cpp
25d3c5fd54dbancarola

consoleviewer.cpp
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			#include "consoleviewer.h"

			#include <istream>
			#include <ostream>

			using namespace std;

			ConsoleThread::ConsoleThread(istream& is)

			: running(false), enabled(true)
			{
			/* copy input stream */

			stream.copyfmt(is);

			stream.clear(is.rdstate());
			stream.basic_ios<char>::rdbuf(is.rdbuf());
			}

			ConsoleThread::~ConsoleThread()
			{
			stopInputLoop();
			}

			void ConsoleThread::startInputLoop()
			{
			if (!running)
			{
			running = true;
			QThread::start();
			}
			}

			void ConsoleThread::stopInputLoop()
			{
			if (running)
			{
			running = false;

			/*
			* Not a good method but
			* it's the only one to return from
			* getline blocking call
			*/
			QThread::terminate();
			}
			}

			void ConsoleThread::setInputEnabled(bool enabled)
			{
			this->enabled = enabled;
			}

			bool ConsoleThread::isInputEnabled() const
			{
			return enabled;
			}

			//#include <iostream>

			void ConsoleThread::run()
			{
			string buffer;

			while(running)
			{
			if (enabled && getline(stream, buffer) && !buffer.empty())
			{
			//cout << "Working" << endl;
			emit inputLine(QString(buffer.c_str()));
			}
			}
			}

			ConsoleViewer::ConsoleViewer(std::istream& is, QWidget *parent)

			: QPlainTextEdit(parent), thread(is)
			{
			connect(&thread, SIGNAL(inputLine(QString)), this, SLOT(inputLineHandler(QString)));
			}

			void ConsoleViewer::inputLineHandler(const QString &str)
			{
			moveCursor(QTextCursor::End);
			insertPlainText(str);
			moveCursor(QTextCursor::End);

			update();
			}

			ConsoleThread * ConsoleViewer::getConsoleThread()
			{
			return &thread;
			}