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GtkBuilder: Report more lookup failures as GError
Report failures to lookup objects for property values and bindings via GError too, and provide location information while doing so. https://bugzilla.gnome.org/show_bug.cgi?id=748234
This commit is contained in:
Matthias Clasen
parent
f5d7c5fef3
commit
d58500b318
@ -445,6 +445,8 @@ typedef struct
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gchar *object;
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GParamSpec *pspec;
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gchar *value;
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gint line;
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gint col;
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} DelayedProperty;
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static void
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@ -496,6 +498,8 @@ gtk_builder_get_parameters (GtkBuilder *builder,
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property->pspec = prop->pspec;
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property->object = g_strdup (object_name);
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property->value = g_strdup (prop->data);
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property->line = prop->line;
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property->col = prop->col;
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builder->priv->delayed_properties =
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g_slist_prepend (builder->priv->delayed_properties, property);
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continue;
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@ -899,12 +903,9 @@ gtk_builder_apply_delayed_properties (GtkBuilder *builder)
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object = g_hash_table_lookup (builder->priv->objects, property->object);
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g_assert (object != NULL);
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obj = g_hash_table_lookup (builder->priv->objects, property->value);
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obj = _gtk_builder_lookup_object (builder, property->value, property->line, property->col);
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if (obj)
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g_object_set (object, property->pspec->name, obj, NULL);
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else
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g_warning ("No object called: %s", property->value);
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g_free (property->value);
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g_free (property->object);
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@ -933,13 +934,11 @@ gtk_builder_create_bindings (GtkBuilder *builder)
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BindingInfo *info = l->data;
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GObject *source;
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if ((source = gtk_builder_get_object (builder, info->source)))
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source = _gtk_builder_lookup_object (builder, info->source, info->line, info->col);
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if (source)
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g_object_bind_property (source, info->source_property,
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info->target, info->target_pspec->name,
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info->flags);
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else
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g_warning ("Could not find source object '%s' to bind property '%s'",
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info->source, info->source_property);
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free_binding_info (info, NULL);
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}
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@ -2746,3 +2745,28 @@ _gtk_builder_lookup_object (GtkBuilder *builder,
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return obj;
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}
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/*< private >
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* _gtk_builder_lookup_failed:
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* @GtkBuilder: a #GtkBuilder
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* @error: return location for error
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*
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* Finds whether any object lookups have failed.
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*
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* Returns: %TRUE if @error has been set
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*/
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gboolean
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_gtk_builder_lookup_failed (GtkBuilder *builder,
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GError **error)
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{
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GError *lookup_error;
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lookup_error = (GError*) g_object_steal_data (G_OBJECT (builder), "lookup-error");
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if (lookup_error)
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{
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g_propagate_error (error, lookup_error);
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return TRUE;
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}
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return FALSE;
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}
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@ -700,6 +700,7 @@ parse_property (ParserData *data,
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binfo->source = g_strdup (bind_source);
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binfo->source_property = g_strdup (bind_property);
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binfo->flags = bind_flags;
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g_markup_parse_context_get_position (data->ctx, &binfo->line, &binfo->col);
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object_info->bindings = g_slist_prepend (object_info->bindings, binfo);
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}
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@ -720,6 +721,7 @@ parse_property (ParserData *data,
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state_push (data, info);
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info->tag.name = element_name;
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g_markup_parse_context_get_position (data->ctx, &info->line, &info->col);
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}
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static void
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@ -941,8 +943,6 @@ subparser_end (GMarkupParseContext *context,
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ParserData *data,
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GError **error)
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{
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GError *lookup_error;
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if (data->subparser->parser->end_element)
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data->subparser->parser->end_element (context, element_name,
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data->subparser->data, error);
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@ -953,8 +953,6 @@ subparser_end (GMarkupParseContext *context,
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if (strcmp (data->subparser->start, element_name) != 0)
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return;
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g_object_set_data (G_OBJECT (data->builder), "lookup-error", NULL);
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gtk_buildable_custom_tag_end (GTK_BUILDABLE (data->subparser->object),
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data->builder,
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data->subparser->child,
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@ -962,12 +960,8 @@ subparser_end (GMarkupParseContext *context,
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data->subparser->data);
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g_free (data->subparser->parser);
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lookup_error = (GError*) g_object_steal_data (G_OBJECT (data->builder), "lookup-error");
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if (lookup_error)
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{
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g_propagate_error (error, lookup_error);
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if (_gtk_builder_lookup_failed (data->builder, error))
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return;
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}
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if (GTK_BUILDABLE_GET_IFACE (data->subparser->object)->custom_finished)
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data->custom_finalizers = g_slist_prepend (data->custom_finalizers,
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@ -1393,48 +1387,34 @@ _gtk_builder_parser_parse_buffer (GtkBuilder *builder,
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goto out;
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_gtk_builder_finish (builder);
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if (_gtk_builder_lookup_failed (builder, error))
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goto out;
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/* Custom parser_finished */
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data->custom_finalizers = g_slist_reverse (data->custom_finalizers);
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for (l = data->custom_finalizers; l; l = l->next)
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{
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SubParser *sub = (SubParser*)l->data;
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GError *lookup_error;
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g_object_set_data (G_OBJECT (builder), "lookup-error", NULL);
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gtk_buildable_custom_finished (GTK_BUILDABLE (sub->object),
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builder,
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sub->child,
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sub->tagname,
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sub->data);
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lookup_error = (GError*) g_object_steal_data (G_OBJECT (builder), "lookup-error");
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if (lookup_error)
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{
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g_propagate_error (error, lookup_error);
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if (_gtk_builder_lookup_failed (builder, error))
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goto out;
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}
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}
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/* Common parser_finished, for all created objects */
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data->finalizers = g_slist_reverse (data->finalizers);
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for (l = data->finalizers; l; l = l->next)
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{
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GtkBuildable *buildable = (GtkBuildable*)l->data;
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GError *lookup_error;
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g_object_set_data (G_OBJECT (builder), "lookup-error", NULL);
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gtk_buildable_parser_finished (GTK_BUILDABLE (buildable), builder);
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lookup_error = (GError*) g_object_steal_data (G_OBJECT (builder), "lookup-error");
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if (lookup_error)
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{
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g_propagate_error (error, lookup_error);
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if (_gtk_builder_lookup_failed (builder, error))
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goto out;
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}
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}
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out:
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@ -66,6 +66,8 @@ typedef struct {
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gboolean translatable:1;
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gboolean bound:1;
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gchar *context;
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gint line;
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gint col;
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} PropertyInfo;
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typedef struct {
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@ -85,6 +87,8 @@ typedef struct
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gchar *source;
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gchar *source_property;
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GBindingFlags flags;
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gint line;
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gint col;
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} BindingInfo;
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typedef struct {
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@ -201,6 +205,8 @@ GObject * _gtk_builder_lookup_object (GtkBuilder *builder,
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const gchar *name,
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gint line,
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gint col);
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gboolean _gtk_builder_lookup_failed (GtkBuilder *builder,
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GError **error);
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#endif /* __GTK_BUILDER_PRIVATE_H__ */
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