BUG: fix #686 - cursor sent to end of line edit after each keystroke

Code/Wrappers/QtWidget/otbWrapperQtWidgetInputFilenameParameter.cxx

@@ -36,7 +36,8 @@ void QtWidgetInputFilenameParameter::DoUpdateGUI()
 {
   // Update the lineEdit
   QString text( m_FilenameParam->GetValue().c_str() );
-  m_Input->setText(text);
+  if (text != m_Input->text())
+    m_Input->setText(text);
 }
 
 void QtWidgetInputFilenameParameter::DoCreateWidget()