freecad-cam/Mod/CAM/Path/Base/PropertyBag.py
2026-02-01 01:59:24 +01:00

151 lines
5.5 KiB
Python

# -*- coding: utf-8 -*-
# ***************************************************************************
# * Copyright (c) 2020 sliptonic <shopinthewoods@gmail.com> *
# * *
# * This program is free software; you can redistribute it and/or modify *
# * it under the terms of the GNU Lesser General Public License (LGPL) *
# * as published by the Free Software Foundation; either version 2 of *
# * the License, or (at your option) any later version. *
# * for detail see the LICENCE text file. *
# * *
# * This program is distributed in the hope that it will be useful, *
# * but WITHOUT ANY WARRANTY; without even the implied warranty of *
# * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
# * GNU Library General Public License for more details. *
# * *
# * You should have received a copy of the GNU Library General Public *
# * License along with this program; if not, write to the Free Software *
# * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 *
# * USA *
# * *
# ***************************************************************************
from PySide.QtCore import QT_TRANSLATE_NOOP
import FreeCAD
import Path
import re
__title__ = "Generic property container to store some values."
__author__ = "sliptonic (Brad Collette)"
__url__ = "https://www.freecad.org"
__doc__ = "A generic container for typed properties in arbitrary categories."
if False:
Path.Log.setLevel(Path.Log.Level.DEBUG, Path.Log.thisModule())
Path.Log.trackModule(Path.Log.thisModule())
else:
Path.Log.setLevel(Path.Log.Level.INFO, Path.Log.thisModule())
translate = FreeCAD.Qt.translate
SupportedPropertyType = {
"Angle": "App::PropertyAngle",
"Bool": "App::PropertyBool",
"Distance": "App::PropertyDistance",
"Enumeration": "App::PropertyEnumeration",
"File": "App::PropertyFile",
"Float": "App::PropertyFloat",
"Integer": "App::PropertyInteger",
"Length": "App::PropertyLength",
"Percent": "App::PropertyPercent",
"String": "App::PropertyString",
}
def getPropertyTypeName(o):
for typ in SupportedPropertyType:
if SupportedPropertyType[typ] == o:
return typ
raise IndexError()
class PropertyBag(object):
"""Property container object."""
CustomPropertyGroups = "CustomPropertyGroups"
CustomPropertyGroupDefault = "User"
def __init__(self, obj):
obj.addProperty(
"App::PropertyStringList",
self.CustomPropertyGroups,
"Base",
QT_TRANSLATE_NOOP("App::Property", "List of custom property groups"),
)
self.onDocumentRestored(obj)
def dumps(self):
return None
def loads(self, state):
return None
def __sanitizePropertyName(self, name):
if len(name) == 0:
return
clean = name[0]
for i in range(1, len(name)):
if name[i] == " ":
clean += name[i + 1].upper()
i += 1
elif name[i - 1] != " ":
clean += name[i]
return clean
def onDocumentRestored(self, obj):
self.obj = obj
obj.setEditorMode(self.CustomPropertyGroups, 2) # hide
def getCustomProperties(self):
"""getCustomProperties() ... Return a list of all custom properties created in this container."""
return [
p
for p in self.obj.PropertiesList
if self.obj.getGroupOfProperty(p) in self.obj.CustomPropertyGroups
]
def addCustomProperty(self, propertyType, name, group=None, desc=None):
"""addCustomProperty(propertyType, name, group=None, desc=None) ... adds a custom property and tracks its group."""
if desc is None:
desc = ""
if group is None:
group = self.CustomPropertyGroupDefault
groups = self.obj.CustomPropertyGroups
name = self.__sanitizePropertyName(name)
if not re.match("^[A-Za-z0-9_]*$", name):
raise ValueError("Property Name can only contain letters and numbers")
if not group in groups:
groups.append(group)
self.obj.CustomPropertyGroups = groups
self.obj.addProperty(propertyType, name, group, desc)
return name
def refreshCustomPropertyGroups(self):
"""refreshCustomPropertyGroups() ... removes empty property groups, should be called after deleting properties."""
customGroups = []
for p in self.obj.PropertiesList:
group = self.obj.getGroupOfProperty(p)
if group in self.obj.CustomPropertyGroups and not group in customGroups:
customGroups.append(group)
self.obj.CustomPropertyGroups = customGroups
def Create(name="PropertyBag"):
obj = FreeCAD.ActiveDocument.addObject("App::FeaturePython", name)
obj.Proxy = PropertyBag(obj)
return obj
def IsPropertyBag(obj):
"""Returns True if the supplied object is a property container (or its Proxy)."""
if type(obj) == PropertyBag:
return True
if hasattr(obj, "Proxy"):
return IsPropertyBag(obj.Proxy)
return False