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Set transient metadata and pull up __getstate__ method #841

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merged 4 commits into from
Jun 10, 2021
Merged

Set transient metadata and pull up __getstate__ method #841

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14b38c9
set transient metadata on traits who (according to subclasses) should…
aaronayres35 Jun 7, 2021
e1a7e22
import Int
aaronayres35 Jun 7, 2021
c161b8e
actually we do need getstate because stack_index is a class attribute…
aaronayres35 Jun 7, 2021
3db07d4
remove PICKLE FIXME comment
aaronayres35 Jun 10, 2021
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12 changes: 10 additions & 2 deletions enable/stacked_container.py
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Original file line number Diff line number Diff line change
Expand Up @@ -23,10 +23,10 @@ class StackedContainer(Container):

# The dimension along which to stack components that are added to
# this container.
stack_dimension = Enum("h", "v")
stack_dimension = Enum("h", "v", transient=True)

# The "other" dimension, i.e., the dual of the stack dimension.
other_dimension = Enum("v", "h")
other_dimension = Enum("v", "h", transient=True)

# The index into obj.position and obj.bounds that corresponds to
# **stack_dimension**. This is a class-level and not an instance-level
Expand All @@ -39,6 +39,14 @@ class StackedContainer(Container):
def get_preferred_size(self, components=None):
return stacked_preferred_size(self, components)

### Persistence ###########################################################

def __getstate__(self):
state = super().__getstate__()
if "stack_index" in state:
del state["stack_index"]
return state


class HStackedContainer(StackedContainer):
"""
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