The refresh button in the toolbar reloads the currently active workflow module.

fluent

@@ -93,7 +93,8 @@ class FluentApp:
                    'on_zoom_out_button_clicked' : (self.on_multiple_view),
                    'on_new1_activate' : (self.on_create_project),
                    'on_button_new_clicked' : (self.on_create_project),
-                   'on_about1_activate' : (self.on_help_about)}
+                   'on_about1_activate' : (self.on_help_about),
+                   'on_workflow_refresh_clicked' : (self.on_workflow_refresh_clicked)}
         self.widget_tree.signal_autoconnect(signals)
 
         # Log that we've set up the app now
@@ -123,6 +124,15 @@ class FluentApp:
         about = widget_tree.get_widget('aboutdialog')
         about.run()
 
+    def on_workflow_refresh_clicked(self, *ignored):        
+        try:
+            reload(sys.modules[self.workflow.__class__.__module__])
+        except Exception, e:
+            logger.log('error', 'Relading workflow failed.')
+            logger.log('error', e)
+        else:
+            logger.log('notice', 'Successfully reloaded workflow.')
+        
 if __name__ == '__main__':
     gnome.program_init(PROGRAM_NAME, VERSION)
     app = FluentApp()

system/fluent.glade

@@ -299,6 +299,21 @@
 		  <property name="homogeneous">True</property>
 		</packing>
 	      </child>
+
+	      <child>
+		<widget class="GtkToolButton" id="workflow_refresh">
+		  <property name="visible">True</property>
+		  <property name="stock_id">gtk-refresh</property>
+		  <property name="visible_horizontal">True</property>
+		  <property name="visible_vertical">True</property>
+		  <property name="is_important">False</property>
+		  <signal name="clicked" handler="on_workflow_refresh_clicked" last_modification_time="Tue, 25 Apr 2006 10:13:36 GMT"/>
+		</widget>
+		<packing>
+		  <property name="expand">False</property>
+		  <property name="homogeneous">True</property>
+		</packing>
+	      </child>
 	    </widget>
 	  </child>
 	</widget>