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Add dialog actions

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This commit is contained in:
James Westman 2022-02-02 15:39:55 -06:00
parent bac008296a
commit 8ba898e354
10 changed files with 115 additions and 3 deletions
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49
blueprintcompiler/language/gtkbuilder_child.py
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@ -26,17 +26,44 @@ class Child(AstNode):
grammar = [
Optional([
"[",
Optional(["internal-child", UseLiteral("internal_child", True)]),
UseIdent("child_type").expected("a child type"),
AnyOf(
[
Keyword("action"),
"response", "=", AnyOf(UseNumber("response_id"), UseIdent("response_enum")),
],
[
Optional(["internal-child", UseLiteral("internal_child", True)]),
UseIdent("child_type"),
]
),
"]",
]),
Object,
]
@property
def child_needs_id(self):
return self.is_action_widget
@property
def is_action_widget(self):
return self.tokens["action"] is not None
@validate("action")
def action_widget(self):
if self.is_action_widget:
parent = self.parent_by_type(Object).gir_class
dialog = self.root.gir.get_type("Dialog", "Gtk")
info_bar = self.root.gir.get_type("InfoBar", "Gtk")
if not (parent is None or parent.assignable_to(dialog) or parent.assignable_to(info_bar)):
raise CompileError(f"Parent type {parent.full_name} does not have action widgets")
def emit_xml(self, xml: XmlEmitter):
child_type = internal_child = None
if self.tokens["internal_child"]:
internal_child = self.tokens["child_type"]
elif self.tokens["action"]:
child_type = "action"
else:
child_type = self.tokens["child_type"]
xml.start_tag("child", type=child_type, internal_child=internal_child)
@ -44,6 +71,24 @@ class Child(AstNode):
child.emit_xml(xml)
xml.end_tag()
@validate("response_enum")
def valid_response_enum(self):
if response := self.tokens["response_enum"]:
if response not in self.root.gir.get_type("ResponseType", "Gtk").members:
raise CompileError(f"{response} is not a member of Gtk.ResponseType")
@docs("response_enum")
def response_enum_docs(self):
member = self.root.gir.get_type("ResponseType", "Gtk").members.get(self.tokens["response_enum"])
if member:
return member.doc
def emit_action_widget(self, xml: XmlEmitter):
if self.is_action_widget:
xml.start_tag("action-widget", response=self.tokens["response_id"] or self.tokens["response_enum"])
xml.put_text(self.children[Object][0].id)
xml.end_tag()
@decompiler("child")
def decompile_child(ctx, gir, type=None, internal_child=None):