238 lines
		
	
	
		
			6.8 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			238 lines
		
	
	
		
			6.8 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
| # ##### BEGIN GPL LICENSE BLOCK #####
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| #
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| #  This program is free software; you can redistribute it and/or
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| #  modify it under the terms of the GNU General Public License
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| #  as published by the Free Software Foundation; either version 2
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| #  of the License, or (at your option) any later version.
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| #
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| #  This program is distributed in the hope that it will be useful,
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| #  but WITHOUT ANY WARRANTY; without even the implied warranty of
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| #  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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| #  GNU General Public License for more details.
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| #
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| #  You should have received a copy of the GNU General Public License
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| #  along with this program; if not, write to the Free Software Foundation,
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| #  Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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| #
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| # ##### END GPL LICENSE BLOCK #####
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| 
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| # <pep8-80 compliant>
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| 
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| # for slightly faster access
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| from _bpy import ops as ops_module
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| 
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| # op_add = ops_module.add
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| op_dir = ops_module.dir
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| op_poll = ops_module.poll
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| op_call = ops_module.call
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| op_as_string = ops_module.as_string
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| op_get_rna = ops_module.get_rna
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| op_get_rna_type = ops_module.get_rna_type
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| op_get_instance = ops_module.get_instance
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| 
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| 
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| class BPyOps:
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|     """
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|     Fake module like class.
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| 
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|      bpy.ops
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|     """
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|     __slots__ = ()
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| 
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|     def __getattr__(self, module):
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|         """
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|         gets a bpy.ops submodule
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|         """
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|         if module.startswith('__'):
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|             raise AttributeError(module)
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|         return BPyOpsSubMod(module)
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| 
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|     def __dir__(self):
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| 
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|         submodules = set()
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| 
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|         # add this classes functions
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|         for id_name in dir(self.__class__):
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|             if not id_name.startswith('__'):
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|                 submodules.add(id_name)
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| 
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|         for id_name in op_dir():
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|             id_split = id_name.split('_OT_', 1)
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| 
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|             if len(id_split) == 2:
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|                 submodules.add(id_split[0].lower())
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|             else:
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|                 submodules.add(id_split[0])
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| 
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|         return list(submodules)
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| 
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|     def __repr__(self):
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|         return "<module like class 'bpy.ops'>"
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| 
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| 
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| class BPyOpsSubMod:
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|     """
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|     Utility class to fake submodules.
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| 
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|     eg. bpy.ops.object
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|     """
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|     __slots__ = ("_module",)
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| 
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|     def __init__(self, module):
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|         self._module = module
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| 
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|     def __getattr__(self, func):
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|         """
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|         gets a bpy.ops.submodule function
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|         """
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|         if func.startswith('__'):
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|             raise AttributeError(func)
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|         return BPyOpsSubModOp(self._module, func)
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| 
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|     def __dir__(self):
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| 
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|         functions = set()
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| 
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|         module_upper = self._module.upper()
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| 
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|         for id_name in op_dir():
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|             id_split = id_name.split('_OT_', 1)
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|             if len(id_split) == 2 and module_upper == id_split[0]:
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|                 functions.add(id_split[1])
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| 
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|         return list(functions)
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| 
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|     def __repr__(self):
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|         return "<module like class 'bpy.ops.%s'>" % self._module
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| 
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| 
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| class BPyOpsSubModOp:
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|     """
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|     Utility class to fake submodule operators.
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| 
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|     eg. bpy.ops.object.somefunc
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|     """
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| 
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|     __slots__ = ("_module", "_func")
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| 
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|     def _get_doc(self):
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|         return op_as_string(self.idname())
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| 
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|     @staticmethod
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|     def _parse_args(args):
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|         C_dict = None
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|         C_exec = 'EXEC_DEFAULT'
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|         C_undo = False
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| 
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|         is_dict = is_exec = is_undo = False
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| 
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|         for i, arg in enumerate(args):
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|             if is_dict is False and isinstance(arg, dict):
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|                 if is_exec is True or is_undo is True:
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|                     raise ValueError("dict arg must come first")
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|                 C_dict = arg
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|                 is_dict = True
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|             elif is_exec is False and isinstance(arg, str):
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|                 if is_undo is True:
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|                     raise ValueError("string arg must come before the boolean")
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|                 C_exec = arg
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|                 is_exec = True
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|             elif is_undo is False and isinstance(arg, int):
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|                 C_undo = arg
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|                 is_undo = True
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|             else:
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|                 raise ValueError("1-3 args execution context is supported")
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| 
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|         return C_dict, C_exec, C_undo
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| 
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|     @staticmethod
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|     def _view_layer_update(context):
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|         view_layer = context.view_layer
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|         if view_layer:  # None in background mode
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|             view_layer.update()
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|         else:
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|             import bpy
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|             for scene in bpy.data.scenes:
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|                 scene.update()
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| 
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|     __doc__ = property(_get_doc)
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| 
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|     def __init__(self, module, func):
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|         self._module = module
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|         self._func = func
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| 
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|     def poll(self, *args):
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|         C_dict, C_exec, C_undo = BPyOpsSubModOp._parse_args(args)
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|         return op_poll(self.idname_py(), C_dict, C_exec)
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| 
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|     def idname(self):
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|         # submod.foo -> SUBMOD_OT_foo
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|         return self._module.upper() + "_OT_" + self._func
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| 
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|     def idname_py(self):
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|         # submod.foo -> SUBMOD_OT_foo
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|         return self._module + "." + self._func
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| 
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|     def __call__(self, *args, **kw):
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|         import bpy
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|         context = bpy.context
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| 
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|         # Get the operator from blender
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|         wm = context.window_manager
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| 
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|         # run to account for any rna values the user changes.
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|         # NOTE: We only update active vew layer, since that's what
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|         # operators are supposed to operate on. There might be some
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|         # corner cases when operator need a full scene update though.
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|         BPyOpsSubModOp._view_layer_update(context)
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| 
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|         if args:
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|             C_dict, C_exec, C_undo = BPyOpsSubModOp._parse_args(args)
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|             ret = op_call(self.idname_py(), C_dict, kw, C_exec, C_undo)
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|         else:
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|             ret = op_call(self.idname_py(), None, kw)
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| 
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|         if 'FINISHED' in ret and context.window_manager == wm:
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|             BPyOpsSubModOp._view_layer_update(context)
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| 
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|         return ret
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| 
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|     def get_rna_type(self):
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|         """Internal function for introspection"""
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|         return op_get_rna_type(self.idname())
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| 
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|     def get_rna(self):
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|         """Internal function for introspection"""
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|         return op_get_rna(self.idname())
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| 
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|     def get_instance(self):
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|         """Internal function for introspection"""
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|         return op_get_instance(self.idname())
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| 
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|     def __repr__(self):  # useful display, repr(op)
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|         # import bpy
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|         idname = self.idname()
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|         as_string = op_as_string(idname)
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|         # XXX You never quite know what you get from bpy.types,
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|         # with operators... Operator and OperatorProperties
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|         # are shadowing each other, and not in the same way for
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|         # native ops and py ones! See T39158.
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|         # op_class = getattr(bpy.types, idname)
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|         op_class = op_get_rna(idname)
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|         descr = op_class.bl_rna.description
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|         # XXX, workaround for not registering
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|         # every __doc__ to save time on load.
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|         if not descr:
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|             descr = op_class.__doc__
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|             if not descr:
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|                 descr = ""
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| 
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|         return "# %s\n%s" % (descr, as_string)
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| 
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|     def __str__(self):  # used for print(...)
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|         return ("<function bpy.ops.%s.%s at 0x%x'>" %
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|                 (self._module, self._func, id(self)))
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| 
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| 
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| ops_fake_module = BPyOps()
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