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a11y: Implement AtspiText.GetAttributeRun for AccessibleText

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GetAttributeRun works like GetAttributes, but it allows including the
default text attributes.

See: !6971, GNOME/orca#477
This commit is contained in:
Emmanuele Bassi
2024-03-03 14:27:14 +00:00
parent 4f06e46759
commit c3329f5fcc
1 changed files with 50 additions and 1 deletions
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51
gtk/a11y/gtkatspitext.c
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@@ -222,7 +222,56 @@ accessible_text_handle_method (GDBusConnection *connection,
}
else if (g_strcmp0 (method_name, "GetAttributeRun") == 0)
{
g_dbus_method_invocation_return_error_literal (invocation, G_DBUS_ERROR, G_DBUS_ERROR_NOT_SUPPORTED, "");
GVariantBuilder builder = G_VARIANT_BUILDER_INIT (G_VARIANT_TYPE ("a{ss}"));
gboolean include_defaults = FALSE;
int offset;
gsize n_attrs = 0;
GtkAccessibleTextRange *ranges = NULL;
int start, end;
char **attr_names = NULL;
char **attr_values = NULL;
g_variant_get (parameters, "(ib)", &offset, &include_defaults);
if (include_defaults)
{
gtk_accessible_text_get_default_attributes (accessible_text,
&attr_names,
&attr_values);
for (int i = 0; attr_names[i] != NULL; i++)
{
g_variant_builder_add (&builder, "{ss}",
attr_names[i],
attr_values[i]);
}
g_strfreev (attr_names);
g_strfreev (attr_values);
}
gtk_accessible_text_get_attributes (accessible_text,
offset,
&n_attrs,
&ranges,
&attr_names,
&attr_values);
start = 0;
end = G_MAXINT;
for (int i = 0; i < n_attrs; i++)
{
g_variant_builder_add (&builder, "{ss}", attr_names[i], attr_values[i]);
start = MAX (start, ranges[i].start);
end = MIN (end, start + ranges[i].length);
}
g_dbus_method_invocation_return_value (invocation, g_variant_new ("(a{ss}ii)", &builder, start, end));
g_clear_pointer (&ranges, g_free);
g_strfreev (attr_names);
g_strfreev (attr_values);
}
else if (g_strcmp0 (method_name, "GetDefaultAttributes") == 0 ||
g_strcmp0 (method_name, "GetDefaultAttributeSet") == 0)