Log javascript console log to qInfo channel

This is a pretty useful default for an example and test browser, we only
log warnings and errors though.

Change-Id: Ic92175cb8c231e7ec33c4899f9fc457923f65970
Reviewed-by: Joerg Bornemann <joerg.bornemann@theqtcompany.com>

2 files changed, 18 insertions, 0 deletions

diff --git a/examples/webenginewidgets/browser/webview.cpp b/examples/webenginewidgets/browser/webview.cpp
index 834e89b7f..7705e7ab4 100644
--- a/examples/webenginewidgets/browser/webview.cpp
+++ b/examples/webenginewidgets/browser/webview.cpp
@@ -302,6 +302,23 @@ void WebPage::proxyAuthenticationRequired(const QUrl &requestUrl, QAuthenticator
     }
 }
 
+void WebPage::javaScriptConsoleMessage(JavaScriptConsoleMessageLevel level, const QString& message, int /*lineNumber*/, const QString& sourceID)
+{
+    QUrl url;
+    url.setUrl(sourceID);
+    switch (level) {
+    case InfoMessageLevel:
+        // Ignore these, they can still be found in the inspector.
+        break;
+    case WarningMessageLevel:
+        qInfo() << "JavaScript WARNING:" << url.host() << message;
+        break;
+    case ErrorMessageLevel:
+        qInfo() << "JavaScript ERROR:" << url.host() << message;
+        break;
+    }
+}
+
 WebView::WebView(QWidget* parent)
     : QWebEngineView(parent)
     , m_progress(0)
diff --git a/examples/webenginewidgets/browser/webview.h b/examples/webenginewidgets/browser/webview.h
index 2497bc1b9..cb78fdd8a 100644
--- a/examples/webenginewidgets/browser/webview.h
+++ b/examples/webenginewidgets/browser/webview.h
@@ -71,6 +71,7 @@ protected:
     QObject *createPlugin(const QString &classId, const QUrl &url, const QStringList &paramNames, const QStringList &paramValues);
 #endif
     virtual bool certificateError(const QWebEngineCertificateError &error) Q_DECL_OVERRIDE;
+    virtual void javaScriptConsoleMessage(JavaScriptConsoleMessageLevel level, const QString& message, int lineNumber, const QString& sourceID)  Q_DECL_OVERRIDE;
 
 private slots:
 #if defined(QWEBENGINEPAGE_UNSUPPORTEDCONTENT)