[tauruslib-devel] [PATCH] Fix bug-247

[cfalcon <cf...@ce...>]

The handleEvent method of TaurusTrend2DItem raises an AttributeError
when the plot object is not present.

Fix it, ignoring the events when the plot object is None.
---
 lib/taurus/qt/qtgui/extra_guiqwt/image.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/lib/taurus/qt/qtgui/extra_guiqwt/image.py b/lib/taurus/qt/qtgui/extra_guiqwt/image.py
index e20a766..087f623 100644
--- a/lib/taurus/qt/qtgui/extra_guiqwt/image.py
+++ b/lib/taurus/qt/qtgui/extra_guiqwt/image.py
@@ -256,8 +256,10 @@ class TaurusTrend2DItem(XYImageItem, TaurusBaseComponent):
         if evt_value is None or getattr(evt_value,'value', None) is None:
             self.debug('Ignoring event from %s'%repr(evt_src))
             return
-        
+
         plot = self.plot()
+        if plot is None:
+            return
             
         #initialization
         ySize = len(evt_value.value)
-- 
2.4.0