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2033bd9e16
This allows us to remember information about an external type, such as its name, while still marking it as unchecked.
73 lines
2.2 KiB
Python
73 lines
2.2 KiB
Python
# gtkbuilder_template.py
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#
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# Copyright 2022 James Westman <james@jwestman.net>
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#
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# This file is free software; you can redistribute it and/or modify it
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# under the terms of the GNU Lesser General Public License as
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# published by the Free Software Foundation; either version 3 of the
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# License, or (at your option) any later version.
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#
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# This file is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public
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# License along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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# SPDX-License-Identifier: LGPL-3.0-or-later
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import typing as T
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from .gobject_object import Object, ObjectContent
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from .common import *
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from .types import ClassName
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class Template(Object):
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grammar = [
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"template",
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UseIdent("id").expected("template class name"),
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Optional(
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[
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Match(":"),
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to_parse_node(ClassName).expected("parent class"),
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]
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),
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ObjectContent,
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]
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@property
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def id(self) -> str:
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return self.tokens["id"]
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@property
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def class_name(self) -> T.Optional[ClassName]:
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if len(self.children[ClassName]):
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return self.children[ClassName][0]
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else:
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return None
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@property
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def gir_class(self):
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# Templates might not have a parent class defined
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if class_name := self.class_name:
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return class_name.gir_type
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else:
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return gir.UncheckedType(self.id)
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@validate("id")
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def unique_in_parent(self):
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self.validate_unique_in_parent(
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f"Only one template may be defined per file, but this file contains {len(self.parent.children[Template])}",
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)
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@decompiler("template")
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def decompile_template(ctx: DecompileCtx, gir, klass, parent="Widget"):
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gir_class = ctx.type_by_cname(parent)
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if gir_class is None:
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ctx.print(f"template {klass} : .{parent} {{")
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else:
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ctx.print(f"template {klass} : {decompile.full_name(gir_class)} {{")
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return gir_class
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