From: Wolfgang Bangerth <bangerth@math.tamu.edu>
Date: Wed, 9 Mar 2011 15:33:07 +0000 (+0000)
Subject: Add ConditionalOStream::get_stream(). Use it.
X-Git-Tag: v8.0.0~4230
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=09fbda455a2ea63e889ae331568150feace59457;p=dealii.git

Add ConditionalOStream::get_stream(). Use it.

git-svn-id: https://svn.dealii.org/trunk@23472 0785d39b-7218-0410-832d-ea1e28bc413d
---

diff --git a/deal.II/doc/news/changes.h b/deal.II/doc/news/changes.h
index 8c25ff432c..e2175b4605 100644
--- a/deal.II/doc/news/changes.h
+++ b/deal.II/doc/news/changes.h
@@ -84,6 +84,11 @@ should be fixed now.
 <h3>Specific improvements</h3>
 
 <ol>
+<li> New: There is now a new function ConditionalOStream::get_stream().
+<br>
+(WB, 2011/03/09)
+</li>
+
 <li> Fixed: FESystem::get_unit_face_support_points would refuse to return
 anything if one of the base elements did not have support points. This
 condition has been relaxed: it now only doesn't return anything if this
diff --git a/deal.II/examples/step-32/step-32.cc b/deal.II/examples/step-32/step-32.cc
index 1dff0e7722..b9642cf42e 100644
--- a/deal.II/examples/step-32/step-32.cc
+++ b/deal.II/examples/step-32/step-32.cc
@@ -70,10 +70,6 @@
 #include <numerics/error_estimator.h>
 #include <numerics/solution_transfer.h>
 
-#include <fstream>
-#include <iostream>
-#include <limits>
-
 				 // This is the only include file that is new:
 				 // We use an IndexSet to describe the
 				 // %parallel partitioning of vectors and
@@ -84,8 +80,11 @@
 #include <distributed/solution_transfer.h>
 #include <distributed/grid_refinement.h>
 
+#include <fstream>
 #include <iostream>
 #include <sstream>
+#include <limits>
+#include <locale>
 #include <string>
 
 
@@ -1944,6 +1943,11 @@ void BoussinesqFlowProblem<dim>::setup_dofs ()
                      n_p = stokes_dofs_per_block[1],
 		     n_T = temperature_dof_handler.n_dofs();
 
+  				       // print dof numbers with 1000s
+				       // separator since they are frequently
+				       // large
+  std::locale s = pcout.get_stream().getloc();
+  pcout.get_stream().imbue(std::locale(""));
   pcout << "Number of active cells: "
 	<< triangulation.n_global_active_cells()
 	<< " (on "
@@ -1955,6 +1959,7 @@ void BoussinesqFlowProblem<dim>::setup_dofs ()
 	<< " (" << n_u << '+' << n_p << '+'<< n_T <<')'
 	<< std::endl
 	<< std::endl;
+  pcout.get_stream().imbue(s);
 
 
 
diff --git a/deal.II/include/deal.II/base/conditional_ostream.h b/deal.II/include/deal.II/base/conditional_ostream.h
index bc7dafbd56..85b0829067 100644
--- a/deal.II/include/deal.II/base/conditional_ostream.h
+++ b/deal.II/include/deal.II/base/conditional_ostream.h
@@ -2,7 +2,7 @@
 //    $Id$
 //    Version: $Name$
 //
-//    Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009 by the deal.II authors
+//    Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2011 by the deal.II authors
 //
 //    This file is subject to QPL and may not be  distributed
 //    without copyright and license information. Please refer
@@ -113,6 +113,12 @@ class ConditionalOStream
 				      */
     bool is_active() const;
 
+				     /**
+				      * Return a reference to the stream
+				      * currently in use.
+				      */
+    std::ostream & get_stream () const;
+    
     				     /**
 				      * Output a constant something through
 				      * this stream. This function must be @p
@@ -182,6 +188,14 @@ ConditionalOStream::operator<< (std::ostream& (*p) (std::ostream&)) const
 }
 
 
+inline
+std::ostream &
+ConditionalOStream::get_stream () const
+{
+  return output_stream;
+}
+
+
 DEAL_II_NAMESPACE_CLOSE
 
 #endif