[glom] Added some consts

[Murray Cumming <murrayc src gnome org>]

commit 320585fe47a06e519d01ddce076c64092516260d
Author: Murray Cumming <murrayc murrayc com>
Date:   Mon Oct 10 22:52:42 2011 +0200

    Added some consts

 glom/libglom/connectionpool_backends/postgres.cc   |    2 +-
 glom/libglom/data_structure/fieldtypes.cc          |    2 +-
 glom/libglom/db_utils.cc                           |    8 ++++----
 glom/libglom/python_embed/py_glom_relatedrecord.cc |    2 +-
 glom/mode_data/box_data_calendar_related.cc        |    2 +-
 glom/mode_data/datawidget/treemodel_db.cc          |    2 +-
 6 files changed, 9 insertions(+), 9 deletions(-)
---
diff --git a/glom/libglom/connectionpool_backends/postgres.cc b/glom/libglom/connectionpool_backends/postgres.cc
index 674615e..6fa964c 100644
--- a/glom/libglom/connectionpool_backends/postgres.cc
+++ b/glom/libglom/connectionpool_backends/postgres.cc
@@ -119,7 +119,7 @@ Glib::RefPtr<Gnome::Gda::Connection> Postgres::attempt_connect(const Glib::ustri
 
   if(data_model && data_model->get_n_rows() && data_model->get_n_columns())
   {
-    Gnome::Gda::Value value = data_model->get_value_at(0, 0);
+    const Gnome::Gda::Value value = data_model->get_value_at(0, 0);
     if(value.get_value_type() == G_TYPE_STRING)
     {
       const Glib::ustring version_text = value.get_string();
diff --git a/glom/libglom/data_structure/fieldtypes.cc b/glom/libglom/data_structure/fieldtypes.cc
index 4a3b181..bf6ffaa 100644
--- a/glom/libglom/data_structure/fieldtypes.cc
+++ b/glom/libglom/data_structure/fieldtypes.cc
@@ -71,7 +71,7 @@ FieldTypes::FieldTypes(const Glib::RefPtr<Gnome::Gda::Connection>& gda_connectio
         
         if(!schema_type_string.empty())
         {
-          Gnome::Gda::Value value_gdatype = data_model_tables->get_value_at(DATAMODEL_FIELDS_COL_GTYPE, i);
+          const Gnome::Gda::Value value_gdatype = data_model_tables->get_value_at(DATAMODEL_FIELDS_COL_GTYPE, i);
           if(value_gdatype.get_value_type() == G_TYPE_STRING)
           {
             Glib::ustring type_string = value_gdatype.get_string();
diff --git a/glom/libglom/db_utils.cc b/glom/libglom/db_utils.cc
index f71de1e..46ddf05 100644
--- a/glom/libglom/db_utils.cc
+++ b/glom/libglom/db_utils.cc
@@ -870,7 +870,7 @@ type_vec_fields get_fields_for_table_from_database(const Glib::ustring& table_na
         Glib::RefPtr<Gnome::Gda::Column> field_info = Gnome::Gda::Column::create();
 
         //Get the field name:
-        Gnome::Gda::Value value_name = data_model_fields->get_value_at(DATAMODEL_FIELDS_COL_NAME, row);
+        const Gnome::Gda::Value value_name = data_model_fields->get_value_at(DATAMODEL_FIELDS_COL_NAME, row);
         if(value_name.get_value_type() ==  G_TYPE_STRING)
         {
           if(value_name.get_string().empty())
@@ -883,7 +883,7 @@ type_vec_fields get_fields_for_table_from_database(const Glib::ustring& table_na
         }
 
         //Get the field type:
-        Gnome::Gda::Value value_fieldtype = data_model_fields->get_value_at(DATAMODEL_FIELDS_COL_GTYPE, row);
+        const Gnome::Gda::Value value_fieldtype = data_model_fields->get_value_at(DATAMODEL_FIELDS_COL_GTYPE, row);
         if(value_fieldtype.get_value_type() ==  G_TYPE_STRING)
         {
           const Glib::ustring type_string = value_fieldtype.get_string();
@@ -894,13 +894,13 @@ type_vec_fields get_fields_for_table_from_database(const Glib::ustring& table_na
 
         //Get the default value:
         /* libgda does not return this correctly yet. TODO: check bug http://bugzilla.gnome.org/show_bug.cgi?id=143576
-        Gnome::Gda::Value value_defaultvalue = data_model_fields->get_value_at(DATAMODEL_FIELDS_COL_DEFAULTVALUE, row);
+        const Gnome::Gda::Value value_defaultvalue = data_model_fields->get_value_at(DATAMODEL_FIELDS_COL_DEFAULTVALUE, row);
         if(value_defaultG_VALUE_TYPE(value.gobj()) ==  G_TYPE_STRING)
           field_info->set_default_value(value_defaultvalue);
         */
 
         //Get whether it can be null:
-        Gnome::Gda::Value value_notnull = data_model_fields->get_value_at(DATAMODEL_FIELDS_COL_NOTNULL, row);
+        const Gnome::Gda::Value value_notnull = data_model_fields->get_value_at(DATAMODEL_FIELDS_COL_NOTNULL, row);
         if(value_notnull.get_value_type() ==  G_TYPE_BOOLEAN)
           field_info->set_allow_null(value_notnull.get_boolean());
 
diff --git a/glom/libglom/python_embed/py_glom_relatedrecord.cc b/glom/libglom/python_embed/py_glom_relatedrecord.cc
index cb281df..cd64892 100644
--- a/glom/libglom/python_embed/py_glom_relatedrecord.cc
+++ b/glom/libglom/python_embed/py_glom_relatedrecord.cc
@@ -201,7 +201,7 @@ boost::python::object PyGlomRelatedRecord::generic_aggregate(const std::string&
   // a datamodel is handled below.
   if(datamodel && datamodel->get_n_rows())
   {
-    Gnome::Gda::Value value = datamodel->get_value_at(0, 0);
+    const Gnome::Gda::Value value = datamodel->get_value_at(0, 0);
     //g_warning("RelatedRecord_generic_aggregate(): value from datamodel = %s", value.to_string().c_str());
 
     //Cache it, in case it's asked-for again.
diff --git a/glom/mode_data/box_data_calendar_related.cc b/glom/mode_data/box_data_calendar_related.cc
index 593270f..80e7653 100644
--- a/glom/mode_data/box_data_calendar_related.cc
+++ b/glom/mode_data/box_data_calendar_related.cc
@@ -214,7 +214,7 @@ bool Box_Data_Calendar_Related::fill_from_database()
        continue;
 
       //Get the date value for this row:
-      Gnome::Gda::Value value_date = datamodel->get_value_at(m_query_column_date_field, row_index);
+      const Gnome::Gda::Value value_date = datamodel->get_value_at(m_query_column_date_field, row_index);
       const Glib::Date date = value_date.get_date();
 
       //Get all the values for this row:
diff --git a/glom/mode_data/datawidget/treemodel_db.cc b/glom/mode_data/datawidget/treemodel_db.cc
index 424ea3c..c8bfb01 100644
--- a/glom/mode_data/datawidget/treemodel_db.cc
+++ b/glom/mode_data/datawidget/treemodel_db.cc
@@ -979,7 +979,7 @@ void DbTreeModel::get_record_counts(gulong& total, gulong& found) const
       {
         if(datamodel->get_n_rows())
         {
-          Gnome::Gda::Value value = datamodel->get_value_at(0, 0);
+          const Gnome::Gda::Value value = datamodel->get_value_at(0, 0);
 	  // This will probably fail on Windows, where a long is only 32 bits wide.
           total = static_cast<gulong>(value.get_int64()); //I discovered that it's a int64 by trying it.
         }