added sorting of listview items

1 files changed, 18 insertions, 0 deletions

diff --git a/src/ui/listview.cc b/src/ui/listview.cc
index fc75806..70ecf8f 100644
--- a/src/ui/listview.cc
+++ b/src/ui/listview.cc
@@ -97,4 +97,22 @@ bool ListView::on_emit(Widget *sender, const Event event, void *data)
 	return false;
 }
 
+void ListView::sort()
+{
+	// bubble sort - there's a reason for using it here
+	for (Children::iterator low = children().begin(); low != children().end(); low++) {
+		Children::iterator high = low;
+		for (high++; high != children().end(); high++) {
+			ListItem *lowitem = dynamic_cast<ListItem *>(*low);
+			ListItem *highitem = dynamic_cast<ListItem *>(*high);
+			assert(lowitem && highitem);
+			if (highitem->sortkey()  < lowitem->sortkey()) {
+				Widget *t = (*low);
+				(*low) = (*high);
+				(*high) = t;
+			}
+		}
+	}
+}
+
 }