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Added reference to Selector objects to avoid the object from going to GC.

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This change is triggered by changes to mpl, but should not break with
old versions.
This commit is contained in:
Einar Ryeng
2011-10-25 15:15:01 +00:00
parent 660f649670
commit 4dcbff3647
1 changed files with 4 additions and 0 deletions
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4
laydi/view.py
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@@ -695,6 +695,7 @@ class SelectLassoPlotMode(PlotMode):
for ax in self.canvas.figure.get_axes():
lasso = Selector(ax, self.plot.lasso_select_callback,
select_type='lasso')
self.lasso = lasso
self.cids.append(self.canvas.mpl_connect('button_release_event',
lasso._onrelease))
self.cids.append(self.canvas.mpl_connect('motion_notify_event',
@@ -704,6 +705,7 @@ class SelectLassoPlotMode(PlotMode):
def deactivate(self):
for cid in self.cids:
self.canvas.mpl_disconnect(cid)
self.lasso = None
class SelectRectanglePlotMode(PlotMode):
@@ -717,6 +719,7 @@ class SelectRectanglePlotMode(PlotMode):
for ax in self.canvas.figure.get_axes():
lasso = Selector(ax, self.plot.rectangle_select_callback,
select_type='rectangle')
self.lasso = lasso
self.cids.append(self.canvas.mpl_connect('button_release_event',
lasso._onrelease))
self.cids.append(self.canvas.mpl_connect('motion_notify_event',
@@ -726,6 +729,7 @@ class SelectRectanglePlotMode(PlotMode):
def deactivate(self):
for cid in self.cids:
self.canvas.mpl_disconnect(cid)
self.lasso = None
class PlotToolbar(gtk.Toolbar):