qtforum.de

Code: Alles auswählen

class KonsoleDialog : public QDialog, private Ui_KonsoleDialog
{
	Q_OBJECT
public:
	KonsoleDialog(QWidget* parent, TcpSocket* socket);
	~KonsoleDialog();
	
	bool eventFilter(QObject* watched, QEvent* event);
	
protected slots:
	void onExit();

protected:
	TcpSocket* m_pSocket;
	
	void setupConnections();
	void handleCommandString(const QString& str);
};

Code: Alles auswählen

KonsoleDialog::KonsoleDialog(QWidget* parent, TcpSocket* socket)
: QDialog(parent), m_pSocket(socket)
{
	//Setup the user interface
	setupUi(this);
	//Connect the signal and slots
	setupConnections();
	//install the event filter
	edtInput->installEventFilter(this);
}

KonsoleDialog::~KonsoleDialog()
{
}

void KonsoleDialog::setupConnections()
{
	connect(this, SIGNAL(rejected()), this, SLOT(onExit()));
}

void KonsoleDialog::onExit()
{
	if(m_pSocket)
	{
		m_pSocket->sendString("exit");
	}
}

bool KonsoleDialog::eventFilter(QObject* watched, QEvent* event)
{
	//If the watched object is the input widget and a key was pressed
	if((watched==edtInput) && (event->type()==QEvent::KeyPress))
	{
		QKeyEvent* pKeyEvent = static_cast<QKeyEvent*>(event);
		
		if((pKeyEvent->key()==Qt::Key_Enter) || (pKeyEvent->key()==Qt::Key_Return))
		{
			//Handle the string
			handleCommandString(edtInput->text());
			return true;
		}
	}
	return QWidget::eventFilter(watched, event);
}

void KonsoleDialog::handleCommandString(const QString& str)
{
	if(m_pSocket)
	{
		//Send the string and revice the response
		m_pSocket->sendString(str);
		edtOutput->append(str);
		edtInput->clear();
		
		if(str=="exit")
		{
			//If the str was exit we know everything is done
			hide();
		}
		else
		{
			//Otherwise we'll append the result
			edtOutput->append(m_pSocket->reciveString());
		}
	}
}