initial commit

test/TestProperty.hx

@@ -0,0 +1,48 @@
+package ;
+
+class TestProperty extends haxe.unit.TestCase {
+	public function new() {
+		super();
+	}
+
+	function test1() {
+		var p = new BindableProperty();
+		p.s = "1";
+		var callNum = 0;
+
+		p.sChanged.add(function (from, to) {
+			assertEquals(from, "1");
+			assertEquals(to, "");
+			callNum ++;
+		});
+
+		p.s = null;
+
+		p.sChanged.removeAll();
+
+		p.sChanged.add(function (from, to) {
+			assertEquals(from, "");
+			assertEquals(to, "1");
+			callNum ++;
+		});
+		p.s = "1";
+
+		assertEquals(callNum, 2);
+	}
+}
+
+class BindableProperty implements bindx.IBindable {
+	public function new() {
+	}
+
+	@:bindable
+	public var s(default, set):String;
+
+	function set_s(v) {
+		if (v == null) {
+			return s = "";
+		}
+		s = v;
+		return v;
+	}
+}