Hello Francesc,
Yes, the do/undo machinery is already capturing this (among other
> events). If you are only interested in triggering an action on node
> creation,
>
Actually, this was fairly easy to expose. Attached is a patch that allows
the user to submit a 'hook' function that then gets called anytime the file
is changed. This is all I needed for what I was doing. Please let me know
what you think!
> IIRC, it is currently not possible to capture the table/array
> modification events, but it should be easy to add support for this (just
> by mimicking the do/undo functionality).
>
I haven't gotten around to really looking at this yet, because the above
satisfies my proof-of-concept.
> If you end with a patch for this, tell me and I'll see if I can
> accommodate it officially.
>
That would be great!
Thanks for all of your help.
Be Well
Anthony
>
> > The motivation for this is to have pytables hook nicely in Traits.
>
> Looks like a nice application. Luck!
>
> --
> Francesc Alted
>
>
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Index: file.py
===================================================================
--- file.py (revision 4641)
+++ file.py (working copy)
@@ -1619,7 +1619,7 @@
"Mark number %d" % mid, new=True)
- def enableUndo(self, filters=Filters(complevel=1)):
+ def enableUndo(self, filters=Filters(complevel=1), hook=None):
"""
Enable the Undo/Redo mechanism.
@@ -1715,6 +1715,7 @@
# The Undo/Redo mechanism has been enabled.
self._undoEnabled = True
+ self.hook = hook
def disableUndo(self):
@@ -1851,10 +1852,14 @@
"Parameter arg1 or arg2 is too long: (%r, %r)" % \
(arg1, arg2)
#print "Logging-->", (action, arg1, arg2)
- self._actionlog.append([(_opToCode[action], arg1, arg2)])
+ log_entry = (_opToCode[action], arg1, arg2)
+ self._actionlog.append([log_entry])
self._curaction += 1
+ if self.hook is not None:
+ self.hook(*log_entry)
+
def _getMarkID(self, mark):
"Get an integer markid from a mark sequence number or name"
------------------------------------------------------------------------------
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