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

73 lines
2.1 KiB
Python

from ..ast_utils import AstNode, validate
from ..parse_tree import Keyword
from .common import *
from .contexts import ScopeCtx
from .gobject_object import ObjectContent, validate_parent_type
from .types import TypeName
class ExtListItemFactory(AstNode):
grammar = [UseExact("id", "template"), Optional(TypeName), ObjectContent]
@property
def type_name(self) -> T.Optional[TypeName]:
if len(self.children[TypeName]) == 1:
return self.children[TypeName][0]
else:
return None
@property
def gir_class(self):
return self.root.gir.get_type("ListItem", "Gtk")
@validate("template")
def container_is_builder_list(self):
validate_parent_type(
self,
"Gtk",
"BuilderListItemFactory",
"sub-templates",
)
@validate("template")
def unique_in_parent(self):
self.validate_unique_in_parent("Duplicate template block")
@validate()
def type_is_list_item(self):
if self.type_name is not None:
if self.type_name.glib_type_name != "GtkListItem":
raise CompileError(f"Only Gtk.ListItem is allowed as a type here")
@validate("template")
def type_name_upgrade(self):
if self.type_name is None:
raise UpgradeWarning(
"Expected type name after 'template' keyword",
actions=[
CodeAction(
"Add ListItem type to template block (introduced in blueprint 0.8.0)",
"template ListItem",
)
],
)
@context(ScopeCtx)
def scope_ctx(self) -> ScopeCtx:
return ScopeCtx(node=self)
@validate()
def unique_ids(self):
self.context[ScopeCtx].validate_unique_ids()
@property
def content(self) -> ObjectContent:
return self.children[ObjectContent][0]
@property
def action_widgets(self):
"""
The sub-template shouldn't have it`s own actions this is
just hear to satisfy XmlOutput._emit_object_or_template
"""
return None