libdocument: Make EvSourceLink boxed.

https://bugzilla.gnome.org/show_bug.cgi?id=635705

taken from:
https://git.gnome.org/browse/evince/commit/?id=0ac0898

1 files changed, 45 insertions, 4 deletions

diff --git a/libdocument/ev-document.c b/libdocument/ev-document.c
index a929b3be..b3a6c62a 100644
--- a/libdocument/ev-document.c
+++ b/libdocument/ev-document.c
@@ -440,10 +440,9 @@ ev_document_synctex_backward_search (EvDocument *document,
 			filename = synctex_scanner_get_name (scanner, synctex_node_tag (node));
 
 			if (filename) {
-				result = g_new (EvSourceLink, 1);
-				result->filename = filename;
-				result->line = synctex_node_line (node);
-				result->col = synctex_node_column (node);
+				result = ev_source_link_new (filename,
+							     synctex_node_line (node),
+							     synctex_node_column (node));
 			}
                 }
         }
@@ -732,6 +731,48 @@ ev_document_find_page_by_label (EvDocument  *document,
 	return FALSE;
 }
 
+/* EvSourceLink */
+G_DEFINE_BOXED_TYPE (EvSourceLink, ev_source_link, ev_source_link_copy, ev_source_link_free)
+
+EvSourceLink *
+ev_source_link_new (const gchar *filename,
+		    gint 	 line,
+		    gint 	 col)
+{
+	EvSourceLink *link = g_slice_new (EvSourceLink);
+
+	link->filename = g_strdup (filename);
+	link->line = line;
+	link->col = col;
+
+	return link;
+}
+
+EvSourceLink *
+ev_source_link_copy (EvSourceLink *link)
+{
+	EvSourceLink *copy;
+
+	g_return_val_if_fail (link != NULL, NULL);
+
+	copy = g_slice_new (EvSourceLink);
+
+	*copy = *link;
+	copy->filename = g_strdup (link->filename);
+
+	return copy;
+}
+
+void
+ev_source_link_free (EvSourceLink *link)
+{
+	if (link == NULL)
+		return;
+
+	g_free (link->filename);
+	g_slice_free (EvSourceLink, link);
+}
+
 /* EvDocumentInfo */
 G_DEFINE_BOXED_TYPE (EvDocumentInfo, ev_document_info, ev_document_info_copy, ev_document_info_free)