start proxy detection in own thread

COPYING

@@ -1 +1 @@
-/usr/share/automake-1.10/COPYING
+/usr/share/automake-1.11/COPYING

INSTALL

@@ -1 +1 @@
-/usr/share/automake-1.10/INSTALL
+/usr/share/automake-1.11/INSTALL

proxyface/autoproxy.hxx

@@ -14,6 +14,7 @@
 #include <QtNetwork/QNetworkReply>
 #include <QtNetwork/QSslError>
 #include <QtCore/QTimer>
+#include <QtCore/QThread>
 #include <QtCore/QDebug>
 #include <map>
 #endif
@@ -76,7 +77,7 @@ namespace proxy {
       @example test.cxx */
   class Interface
 #ifdef QT_NETWORK_LIB
-    : public QObject
+    : public QThread
 #endif
   {
 #ifdef QT_NETWORK_LIB
@@ -109,22 +110,12 @@ namespace proxy {
           @param timeout [ms] time to give up search */
       void proxy(const std::string& url,
                  int timeout1=1000, int timeout2=30000) {
-        qDebug()<<"Search proxy for URL, direct and default"
-                <<"url="<<url.data()<<"timeout1="<<timeout1;
-        for (Requests::iterator it(_requests.begin());
-             it!=_requests.end(); ++it)
-          delete it->second.first;
-        _requests.clear();
-        _direct = true; // first try direct access
-        QNetworkProxy directProxy(QNetworkProxy::NoProxy);
-        setupProxyCheck(directProxy, url);
-        QNetworkProxy defaultProxy;
-        setupProxyCheck(defaultProxy, url);
+        _url = url;
         _timeout2.setSingleShot(true);
         _timeout2.setInterval(timeout2);
         _timeout1.setSingleShot(true);
         _timeout1.setInterval(timeout1);
-        _timeout1.start();
+        start(); // in own thread to prevent hanging at proxy request
       }
       //! If Qt Network is available you may check the proxies found
       /*! @copydoc proxy(const std::string&, int) */
@@ -165,6 +156,23 @@ namespace proxy {
       void proxyFound(const QUrl&, const QNetworkProxy&);
       //! Signals a timeout, and no valid proxy for the URL requested earlier.
       void proxyError(QNetworkReply::NetworkError);
+    protected:
+      void run() {
+        qDebug()<<"Search proxy for URL, direct and default"
+                <<"url="<<_url.data();
+        for (Requests::iterator it(_requests.begin());
+             it!=_requests.end(); ++it)
+          delete it->second.first;
+        _requests.clear();
+        _direct = true; // first try direct access
+        QNetworkProxy directProxy(QNetworkProxy::NoProxy);
+        setupProxyCheck(directProxy, _url);
+        QNetworkProxy defaultProxy;
+        setupProxyCheck(defaultProxy, _url);
+        _timeout1.start();
+        exec();
+      }
+
     private:
       void setupProxyCheck(const QNetworkProxy& prxy, const std::string& url) {
         qDebug()<<"Testing proxy for url:"<<toString(prxy)<<"url="<<url.data();
@@ -260,6 +268,7 @@ namespace proxy {
       bool _direct;
       QTimer _timeout1;
       QTimer _timeout2;
+      std::string _url;
 #endif
   };
 }