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GtkBuilder: Emit a more detailed error for templates

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Add the class and parent class name to the error message.
gtk-builder-tool will parse the error message and use the
class names for trying again to parse the file as a template.
This commit is contained in:
Matthias Clasen 2015-04-30 01:21:26 -04:00
parent 569d5ad763
commit 6535276c3e
1 changed files with 16 additions and 11 deletions
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27
gtk/gtkbuilderparser.c
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@ -420,17 +420,6 @@ parse_template (GMarkupParseContext *context,
template_type = _gtk_builder_get_template_type (data->builder);
if (template_type == 0)
{
error_unhandled_tag (data, "template", error);
return;
}
else if (state_peek (data) != NULL)
{
error_invalid_tag (data, "template", NULL, error);
return;
}
if (!g_markup_collect_attributes (element_name, names, values, error,
G_MARKUP_COLLECT_STRING, "class", &object_class,
G_MARKUP_COLLECT_STRING|G_MARKUP_COLLECT_OPTIONAL, "parent", &parent_class,
@ -440,6 +429,22 @@ parse_template (GMarkupParseContext *context,
return;
}
if (template_type == 0)
{
g_set_error (error,
GTK_BUILDER_ERROR,
GTK_BUILDER_ERROR_UNHANDLED_TAG,
"Not expecting to handle a template (class '%s', parent '%s')",
object_class, parent_class ? parent_class : "GtkWidget");
_gtk_builder_prefix_error (data->builder, context, error);
return;
}
else if (state_peek (data) != NULL)
{
error_invalid_tag (data, "template", NULL, error);
return;
}
parsed_type = g_type_from_name (object_class);
if (template_type != parsed_type)
{