Cyclone-Team/gramps
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Protect views with no histories

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svn: r15301
This commit is contained in:
Doug Blank 2010-05-02 13:48:49 +00:00
parent 6bfe45f079
commit 4a8414e5c8
1 changed files with 3 additions and 2 deletions
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5
src/DisplayState.py
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@ -413,7 +413,7 @@ class DisplayState(gen.utils.Callback):
navigation type and group.
"""
history = self.get_history(nav_type, nav_group)
return history.present()
return history.present() if history else None
def set_active(self, handle, nav_type, nav_group=0):
"""
@ -421,7 +421,8 @@ class DisplayState(gen.utils.Callback):
the given handle.
"""
history = self.get_history(nav_type, nav_group)
history.push(handle)
if history:
history.push(handle)
def set_sensitive(self, state):
self.window.set_sensitive(state)