.reference

git-svn-id: svn://ultimatepp.org/upp/trunk@11351 f0d560ea-af0d-0410-9eb7-867de7ffcac7

reference/ArrayCtrlSorting/main.cpp

@@ -0,0 +1,35 @@
+#include <CtrlLib/CtrlLib.h>
+
+using namespace Upp;
+
+GUI_APP_MAIN
+{
+	ArrayCtrl list;
+	list.AddColumn("Trivial").Sorting();
+
+	list.AddColumn("With function")
+	.SortingBy( // sort with sorting function
+		[](int a, int b) -> int {
+			int q = SgnCompare(a % 100, b % 100);
+			if(q) return q;
+			return SgnCompare(a, b);
+		}
+	)
+	.SortDefault(); // set his column to be the initial sorting column;
+	
+	list.AddColumn("Line comparison").SortingLined( // row indices passed to predicate
+		[&list](int i, int j) -> bool {
+			return int(list.Get(i, 0)) + int(list.Get(i, 1)) // sort by sum of first two columns
+			       < int(list.Get(i, 0)) + int(list.Get(i, 1));
+		}
+	);
+
+	for(int i = 0; i < 300; i++)
+		list.Add((int)Random(1000), (int)Random(10000), 0);
+
+	TopWindow app;
+	app.Add(list.SizePos());
+	app.Sizeable();
+	list.DoColumnSort(); // sort by current sorting column (which is "With function" column because of SortDefault
+	app.Run();
+}