Add GtkComboBoxText items

gtkblueprinttool/ast.py

@@ -455,15 +455,16 @@ class BaseAttribute(AstNode):
     """ A helper class for attribute syntax of the form `name: literal_value;`"""
 
     tag_name: str = ""
+    attr_name: str = "name"
 
     def emit_xml(self, xml: XmlEmitter):
         value = self.children[Value][0]
         translatable = isinstance(value, TranslatedStringValue)
-        xml.start_tag(
-            self.tag_name,
-            name=self.tokens["name"],
-            translatable="true" if translatable else None,
-        )
+        attrs = {
+            self.attr_name: self.tokens["name"],
+            "translatable": "true" if translatable else None
+        }
+        xml.start_tag(self.tag_name, **attrs)
         if translatable:
             xml.put_text(value.string)
         else:

gtkblueprinttool/completions.py

@@ -75,7 +75,8 @@ def using_gtk(ast_node, match_variables):
 def namespace(ast_node, match_variables):
     yield Completion("Gtk", CompletionItemKind.Module, text="Gtk.")
     for ns in ast_node.root.children[ast.Import]:
-        yield Completion(ns.namespace, CompletionItemKind.Module, text=ns.namespace + ".")
+        if ns.gir_namespace is not None:
+            yield Completion(ns.gir_namespace.name, CompletionItemKind.Module, text=ns.gir_namespace.name + ".")
 
 
 @completer(

gtkblueprinttool/completions_utils.py

@@ -40,9 +40,16 @@ def applies_to(*ast_types):
         return func
     return decorator
 
-def completer(applies_in: T.List, matches: T.List=[]):
+def completer(applies_in: T.List, matches: T.List=[], applies_in_subclass=None):
     def decorator(func):
         def inner(prev_tokens: T.List[Token], ast_node: ast.AstNode):
+            # For completers that apply in ObjectContent nodes, we can further
+            # check that the object is the right class
+            if applies_in_subclass is not None:
+                type = ast_node.root.gir.get_type(applies_in_subclass[1], applies_in_subclass[0])
+                if ast_node.gir_class and not ast_node.gir_class.assignable_to(type):
+                    return
+
             any_match = len(matches) == 0
             match_variables: T.List[str] = []
 

gtkblueprinttool/extensions/__init__.py

@@ -7,7 +7,8 @@ from .gtk_layout import layout
 from .gtk_menu import menu
 from .gtk_size_group import widgets
 from .gtk_styles import styles
+from .gtk_combo_box_text import items
 
 OBJECT_HOOKS = [menu]
 
-OBJECT_CONTENT_HOOKS = [a11y, styles, layout, mime_types, patterns, suffixes, widgets]
+OBJECT_CONTENT_HOOKS = [a11y, styles, layout, mime_types, patterns, suffixes, widgets, items]

gtkblueprinttool/extensions/gtk_combo_box_text.py

@@ -0,0 +1,89 @@
+# gtk_combo_box_text.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 import BaseTypedAttribute
+from ..ast_utils import AstNode, validate
+from ..completions_utils import *
+from ..gir import StringType
+from ..lsp_utils import Completion, CompletionItemKind
+from ..parse_tree import *
+from ..parser_utils import *
+from ..xml_emitter import XmlEmitter
+
+
+class Items(AstNode):
+    @validate("items")
+    def container_is_combo_box_text(self):
+        self.validate_parent_type("Gtk", "ComboBoxText", "combo box items")
+
+
+    def emit_xml(self, xml: XmlEmitter):
+        xml.start_tag("items")
+        for child in self.children:
+            child.emit_xml(xml)
+        xml.end_tag()
+
+
+class Item(BaseTypedAttribute):
+    tag_name = "item"
+    attr_name = "id"
+
+    @property
+    def value_type(self):
+        return StringType()
+
+
+item = Group(
+    Item,
+    Sequence(
+        Optional(
+            Sequence(
+                UseIdent("name"),
+                Op(":"),
+            )
+        ),
+        value,
+    )
+)
+
+items = Group(
+    Items,
+    Statement(
+        Keyword("items", True),
+        OpenBracket(),
+        Delimited(
+            item,
+            Comma()
+        ),
+        CloseBracket(),
+    )
+)
+
+
+@completer(
+    applies_in=[ast.ObjectContent],
+    applies_in_subclass=("Gtk", "ComboBoxText"),
+    matches=new_statement_patterns,
+)
+def items_completer(ast_node, match_variables):
+    yield Completion(
+        "items", CompletionItemKind.Snippet,
+        snippet="items [$0];"
+    )

gtkblueprinttool/extensions/gtk_file_filter.py

@@ -75,11 +75,10 @@ suffixes = create_node("suffixes", "suffix")
 
 @completer(
     applies_in=[ast.ObjectContent],
+    applies_in_subclass=("Gtk", "FileFilter"),
     matches=new_statement_patterns,
 )
 def file_filter_completer(ast_node, match_variables):
-    file_filter = ast_node.root.gir.get_type("FileFilter", "Gtk")
-    if ast_node.gir_class and ast_node.gir_class.assignable_to(file_filter):
     yield Completion("mime-types", CompletionItemKind.Snippet, snippet="mime-types [\"$0\"];")
     yield Completion("patterns", CompletionItemKind.Snippet, snippet="patterns [\"$0\"];")
     yield Completion("suffixes", CompletionItemKind.Snippet, snippet="suffixes [\"$0\"];")

gtkblueprinttool/extensions/gtk_layout.py

@@ -70,6 +70,7 @@ layout = Group(
 
 @completer(
     applies_in=[ast.ObjectContent],
+    applies_in_subclass=("Gtk", "Widget"),
     matches=new_statement_patterns,
 )
 def layout_completer(ast_node, match_variables):

gtkblueprinttool/extensions/gtk_size_group.py

@@ -77,9 +77,8 @@ widgets = Group(
 
 @completer(
     applies_in=[ast.ObjectContent],
+    applies_in_subclass=("Gtk", "SizeGroup"),
     matches=new_statement_patterns,
 )
-def file_filter_completer(ast_node, match_variables):
-    file_filter = ast_node.root.gir.get_type("SizeGroup", "Gtk")
-    if ast_node.gir_class and ast_node.gir_class.assignable_to(file_filter):
+def size_group_completer(ast_node, match_variables):
     yield Completion("widgets", CompletionItemKind.Snippet, snippet="widgets [$0];")

gtkblueprinttool/extensions/gtk_styles.py

@@ -63,6 +63,7 @@ styles = Group(
 
 @completer(
     applies_in=[ast.ObjectContent],
+    applies_in_subclass=("Gtk", "Widget"),
     matches=new_statement_patterns,
 )
 def style_completer(ast_node, match_variables):

tests/samples/combo_box_text.blp

@@ -0,0 +1,9 @@
+using Gtk 4.0;
+
+ComboBoxText {
+  items [
+    "Hello, world!",
+    _("Hello!"),
+    item_id: "item",
+  ];
+}

tests/samples/combo_box_text.ui

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<interface>
+  <requires lib="gtk" version="4.0"/>
+  <object class="GtkComboBoxText">
+    <items>
+      <item>Hello, world!</item>
+      <item translatable="true">Hello!</item>
+      <item id="item_id">item</item>
+    </items>
+  </object>
+</interface>

tests/test_samples.py

@@ -95,6 +95,7 @@ class TestSamples(unittest.TestCase):
         self.assert_sample("accessibility")
         self.assert_sample("binding")
         self.assert_sample("child_type")
+        self.assert_sample("combo_box_text")
         self.assert_sample("file_filter")
         self.assert_sample("flags")
         self.assert_sample("id_prop")