176 open event failure

pylot/RELEASE-VERSION

@@ -1 +1 @@
-0.0.0-gbf11
+81b9-dirty

pylot/core/read/data.py

@@ -417,7 +417,10 @@ class Data(object):
 
             :param event:
             """
-            pass
+            if not self.evtdata:
+                self.evtdata = event
+            else:
+                raise OverwriteError('Acutal event would be overwritten!')
 
         applydata = {'pick': applyPicks,
                      'arrival': applyArrivals,

pylot/core/util/widgets.py

@@ -105,10 +105,10 @@ class MPLWidget(FigureCanvas):
                 for level in noiselevel:
                     self.getAxes().plot([time_ax[0], time_ax[-1]],
                                         [level, level], '--k')
-            xlabel = 'seconds since {0}'.format(wfstart)
-            ylabel = ''
-            self.updateWidget(xlabel, ylabel, title)
             self.setPlotDict(n, (station, channel))
+        xlabel = 'seconds since {0}'.format(wfstart)
+        ylabel = ''
+        self.updateWidget(xlabel, ylabel, title)
         self.setXLims([0, wfend - wfstart])
         self.setYLims([-0.5, n + 0.5])
         if zoomx is not None: