blueprint-compiler/blueprintcompiler/language/ui.py
2023-07-09 14:26:37 +00:00

116 lines
3.3 KiB
Python

# ui.py
#
# Copyright 2022 James Westman <james@jwestman.net>
#
# This file is free software; you can redistribute it and/or modify it
# under the terms of the GNU Lesser General Public License as
# published by the Free Software Foundation; either version 3 of the
# License, or (at your option) any later version.
#
# This file 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
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this program. If not, see <http://www.gnu.org/licenses/>.
#
# SPDX-License-Identifier: LGPL-3.0-or-later
from functools import cached_property
from .. import gir
from .common import *
from .contexts import ScopeCtx
from .gobject_object import Object
from .gtk_menu import Menu, menu
from .gtkbuilder_template import Template
from .imports import GtkDirective, Import
class UI(AstNode):
"""The AST node for the entire file"""
grammar = [
GtkDirective,
ZeroOrMore(Import),
Until(
AnyOf(
Template,
menu,
Object,
),
Eof(),
),
]
@cached_property
def gir(self) -> gir.GirContext:
gir_ctx = gir.GirContext()
self._gir_errors = []
try:
if gtk := self.children[GtkDirective][0].gir_namespace:
gir_ctx.add_namespace(gtk)
except CompileError as e:
self._gir_errors.append(e)
for i in self.children[Import]:
try:
if i.gir_namespace is not None:
gir_ctx.add_namespace(i.gir_namespace)
else:
gir_ctx.not_found_namespaces.add(i.namespace)
except CompileError as e:
e.start = i.group.tokens["namespace"].start
e.end = i.group.tokens["version"].end
self._gir_errors.append(e)
return gir_ctx
@property
def using(self) -> T.List[Import]:
return self.children[Import]
@property
def gtk_decl(self) -> GtkDirective:
return self.children[GtkDirective][0]
@property
def contents(self) -> T.List[T.Union[Object, Template, Menu]]:
return [
child
for child in self.children
if isinstance(child, Object)
or isinstance(child, Template)
or isinstance(child, Menu)
]
@property
def template(self) -> T.Optional[Template]:
if len(self.children[Template]):
return self.children[Template][0]
else:
return None
def is_legacy_template(self, id: str) -> bool:
return (
id not in self.context[ScopeCtx].objects
and self.template is not None
and self.template.class_name.glib_type_name == id
)
@context(ScopeCtx)
def scope_ctx(self) -> ScopeCtx:
return ScopeCtx(node=self)
@validate()
def gir_errors(self):
# make sure gir is loaded
self.gir
if len(self._gir_errors):
raise MultipleErrors(self._gir_errors)
@validate()
def unique_ids(self):
self.context[ScopeCtx].validate_unique_ids()