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[ui/core] First version of For Loop implementation

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If you connect a list to an attribute, you can iterate over the list as a for loop
This commit is contained in:
Aurore LAFAURIE 2024-08-16 19:29:24 +02:00
parent 52cb124589
commit 019e137386
9 changed files with 363 additions and 120 deletions
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6
meshroom/core/attribute.py
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@ -36,7 +36,7 @@ def attributeFactory(description, value, isOutput, node, root=None, parent=None)
class Attribute(BaseObject):
"""
"""
stringIsLinkRe = re.compile(r'^\{[A-Za-z]+[A-Za-z0-9_.]*\}$')
stringIsLinkRe = re.compile(r'^\{[A-Za-z]+[A-Za-z0-9_.\[\]]*\}$')
def __init__(self, node, attributeDesc, isOutput, root=None, parent=None):
"""
@ -324,6 +324,9 @@ class Attribute(BaseObject):
# safety check to avoid evaluation errors
if not self.node.graph or not self.node.graph.edges:
return False
# if the attribute is a ListAttribute, we need to check if any of its elements has output connections
if isinstance(self, ListAttribute):
return next((edge for edge in self.node.graph.edges.values() if edge.src == self), None) is not None or any(attr.hasOutputConnections for attr in self._value if hasattr(attr, 'hasOutputConnections'))
return next((edge for edge in self.node.graph.edges.values() if edge.src == self), None) is not None
def _applyExpr(self):
@ -447,6 +450,7 @@ class Attribute(BaseObject):
uidIgnoreValue = Property(Variant, getUidIgnoreValue, constant=True)
validValueChanged = Signal()
validValue = Property(bool, getValidValue, setValidValue, notify=validValueChanged)
root = Property(BaseObject, root.fget, constant=True)
def raiseIfLink(func):