qwebconnector is not being recreated

alethzero/MainWin.cpp

@@ -84,6 +84,12 @@ static QString fromRaw(dev::h256 _n, unsigned* _inc = nullptr)
 	return QString();
 }
 
+static std::vector<dev::KeyPair> keysAsVector(QList<dev::KeyPair> const& keys)
+{
+	auto list = keys.toStdList();
+	return {std::begin(list), std::end(list)};
+}
+
 Address c_config = Address("661005d2720d855f1d9976f88bb10c1a3398c77f");
 
 Main::Main(QWidget *parent) :
@@ -133,20 +139,21 @@ Main::Main(QWidget *parent) :
 
 	m_webThree.reset(new WebThreeDirect(string("AlethZero/v") + dev::Version + "/" DEV_QUOTED(ETH_BUILD_TYPE) "/" DEV_QUOTED(ETH_BUILD_PLATFORM), getDataDir() + "/AlethZero", false, {"eth", "shh"}));
 
+	m_qwebConnector = new QWebThreeConnector();
+	m_server = unique_ptr<WebThreeStubServer>(new WebThreeStubServer(m_qwebConnector, *web3(), keysAsVector(owned())));
+	m_server->StartListening();
+
+	
 	connect(ui->webView, &QWebView::loadStarted, [this]()
 	{
 		// NOTE: no need to delete as QETH_INSTALL_JS_NAMESPACE adopts it.
 		m_qweb = new QWebThree(this);
 		auto qweb = m_qweb;
+		m_qwebConnector->setQWeb(qweb);
 		
 		QWebSettings::globalSettings()->setAttribute(QWebSettings::DeveloperExtrasEnabled, true);
 		QWebFrame* f = ui->webView->page()->mainFrame();
 		f->disconnect(SIGNAL(javaScriptWindowObjectCleared()));
-
-		auto list = owned().toStdList();
-		m_server = unique_ptr<WebThreeStubServer>(new WebThreeStubServer(new QWebThreeConnector(qweb), *web3(), {std::begin(list), std::end(list)}));
-		m_server->StartListening();
-		
 		connect(f, &QWebFrame::javaScriptWindowObjectCleared, QETH_INSTALL_JS_NAMESPACE(f, this, qweb));
 	});
 	
@@ -1126,10 +1133,7 @@ void Main::ourAccountsRowsMoved()
 	m_myKeys = myKeys;
 
 	if (m_server.get())
-	{
-		auto list = owned().toStdList();
-		m_server->setAccounts({std::begin(list), std::end(list)});
-	}
+		m_server->setAccounts(keysAsVector(owned()));
 }
 
 void Main::on_inject_triggered()

alethzero/MainWin.h

@@ -249,5 +249,6 @@ private:
 	bool m_logChanged = true;
 
 	std::unique_ptr<WebThreeStubServer> m_server;
+	QWebThreeConnector* m_qwebConnector = nullptr;
 	QWebThree* m_qweb = nullptr;
 };

libqethereum/QEthereum.cpp

@@ -149,7 +149,7 @@ void QWebThree::onDataProcessed(QString _json, QString _addInfo)
 	response(formatOutput(f));
 }
 
-QWebThreeConnector::QWebThreeConnector(QWebThree* _q): m_qweb(_q)
+QWebThreeConnector::QWebThreeConnector()
 {
 }
 
@@ -158,10 +158,24 @@ QWebThreeConnector::~QWebThreeConnector()
 	StopListening();
 }
 
+void QWebThreeConnector::setQWeb(QWebThree* _q)
+{
+	m_qweb = _q;
+	if (m_isListening)
+	{
+		StopListening();
+		StartListening();
+	}
+}
+
 bool QWebThreeConnector::StartListening()
 {
-	connect(m_qweb, SIGNAL(processData(QString, QString)), this, SLOT(onProcessData(QString, QString)));
-	connect(this, SIGNAL(dataProcessed(QString, QString)), m_qweb, SLOT(onDataProcessed(QString, QString)));
+	m_isListening = true;
+	if (m_qweb)
+	{
+		connect(m_qweb, SIGNAL(processData(QString, QString)), this, SLOT(onProcessData(QString, QString)));
+		connect(this, SIGNAL(dataProcessed(QString, QString)), m_qweb, SLOT(onDataProcessed(QString, QString)));
+	}
 	return true;
 }
 

libqethereum/QEthereum.h

@@ -57,13 +57,14 @@ class QWebThreeConnector: public QObject, public jsonrpc::AbstractServerConnecto
 	Q_OBJECT
 	
 public:
-	QWebThreeConnector(QWebThree* _q);
+	QWebThreeConnector();
 	virtual ~QWebThreeConnector();
 	
+	void setQWeb(QWebThree *_q);
+	
 	virtual bool StartListening();
 	virtual bool StopListening();
-	
-	bool virtual SendResponse(std::string const& _response, void* _addInfo = NULL);
+	virtual bool SendResponse(std::string const& _response, void* _addInfo = NULL);
 	
 public slots:
 	void onProcessData(QString const& _json, QString const& _addInfo);
@@ -72,7 +73,8 @@ signals:
 	void dataProcessed(QString const& _json, QString const& _addInfo);
 	
 private:
-	QWebThree* m_qweb;
+	QWebThree* m_qweb = nullptr;
+	bool m_isListening;
 };
 
 #define QETH_INSTALL_JS_NAMESPACE(_frame, _env, qweb) [_frame, _env, qweb]() \

third/MainWin.cpp

@@ -73,6 +73,11 @@ static QString fromRaw(dev::h256 _n, unsigned* _inc = nullptr)
 	return QString();
 }
 
+static std::vector<dev::KeyPair> keysAsVector(QList<dev::KeyPair> const& keys)
+{
+	auto list = keys.toStdList();
+	return {std::begin(list), std::end(list)};
+}
 
 Address c_config = Address("661005d2720d855f1d9976f88bb10c1a3398c77f");
 
@@ -103,19 +108,19 @@ Main::Main(QWidget *parent) :
 	m_web3.reset(new WebThreeDirect("Third", getDataDir() + "/Third", false, {"eth", "shh"}));
 	m_web3->connect(Host::pocHost());
 
+	m_qwebConnector = new QWebThreeConnector();
+	m_server = unique_ptr<WebThreeStubServer>(new WebThreeStubServer(m_qwebConnector, *web3(), keysAsVector(owned())));
+	m_server->StartListening();
+	
 	connect(ui->webView, &QWebView::loadStarted, [this]()
 	{
 		// NOTE: no need to delete as QETH_INSTALL_JS_NAMESPACE adopts it.
 		m_qweb = new QWebThree(this);
 		auto qweb = m_qweb;
+		m_qwebConnector->setQWeb(qweb);
 
 		QWebFrame* f = ui->webView->page()->mainFrame();
 		f->disconnect(SIGNAL(javaScriptWindowObjectCleared()));
-
-		auto list = owned().toStdList();
-		m_server = auto_ptr<WebThreeStubServer>(new WebThreeStubServer(new QWebThreeConnector(qweb), *web3(), {std::begin(list), std::end(list)}));
-		m_server->StartListening();
-		
 		connect(f, &QWebFrame::javaScriptWindowObjectCleared, QETH_INSTALL_JS_NAMESPACE(f, this, qweb));
 	});
 	
@@ -543,10 +548,7 @@ void Main::ourAccountsRowsMoved()
 	m_myKeys = myKeys;
 
 	if (m_server.get())
-	{
-		auto list = owned().toStdList();
-		m_server->setAccounts({std::begin(list), std::end(list)});
-	}
+		m_server->setAccounts(keysAsVector(owned()));
 }
 
 void Main::on_ourAccounts_doubleClicked()

third/MainWin.h

@@ -133,6 +133,7 @@ private:
 
 	QNetworkAccessManager m_webCtrl;
 
-	std::auto_ptr<WebThreeStubServer> m_server;
+	std::unique_ptr<WebThreeStubServer> m_server;
+	QWebThreeConnector* m_qwebConnector = nullptr;
 	QWebThree* m_qweb = nullptr;
 };