fix for missing output from PyQt slots in python shell

git-svn-id: https://dng.biozentrum.unibas.ch/svn/openstructure/trunk@2581 5a81b35b-ba03-0410-adc8-b2c5c5119f08

modules/gui/src/python_shell/output_redirector.cc

@@ -22,6 +22,7 @@
   Author: Andreas Schenk
 */
 
+#include <QTimer>
 #include "output_redirector.hh"
 
 
@@ -49,11 +50,15 @@ void OutputRedirector::Write( String const& str )
   }else{
     buffer_+=QString::fromStdString(str);
     timer_.start();
+    QTimer::singleShot(0, this, SLOT(Flush()));
   }
 }
 
 void OutputRedirector::Flush()
 {
+  if(! timer_.isValid()){
+    return;
+  }
   timer_=QTime();
   QString output = buffer_;
   buffer_="";

modules/gui/src/python_shell/output_redirector.hh

@@ -39,6 +39,7 @@ Q_OBJECT
 public:
   OutputRedirector();
   void Write(const String& str);
+public slots:
   void Flush();
 signals:
   void OnOutput(const QString& output);