blueprint-compiler/gtkblueprinttool/extensions/gtk_layout.py
James Westman bfd9daf6a9
Reorganize the parser/AST code
The code is now organized by syntax: `menu {}` in one file, `style` in
another, etc. This should make it easier to add syntax in the future.
2021-10-31 21:42:41 -05:00

56 lines
1.5 KiB
Python

# gtk_layout.py
#
# Copyright 2021 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 ..ast_utils import AstNode, BaseAttribute
from ..completions_utils import *
from ..parse_tree import *
from ..parser_utils import *
from ..xml_emitter import XmlEmitter
class Layout(AstNode):
def emit_xml(self, xml: XmlEmitter):
xml.start_tag("layout")
for child in self.children:
child.emit_xml(xml)
xml.end_tag()
class LayoutProperty(BaseAttribute):
tag_name = "property"
layout_prop = Group(
LayoutProperty,
Statement(
UseIdent("name"),
Op(":"),
value.expected("a value"),
)
)
layout = Group(
Layout,
Sequence(
Keyword("layout"),
OpenBlock().expected("`{`"),
Until(layout_prop, CloseBlock()),
)
)