[view] add ButtonGroup; fixes

src/main/haxework/view/ButtonGroup.hx

@@ -0,0 +1,65 @@
+package haxework.view;
+
+import haxe.EnumTools;
+import haxework.view.layout.ILayout;
+
+class ButtonGroup<D> extends DataView<D, ToggleButtonView> {
+
+    public var selected(default, set):D;
+    public var buttonSkinId(default, set):String;
+
+    public function new(?layout:ILayout) {
+        super(layout);
+        factory = defaultFactory;
+        onDataSelect.connect(function(value:D) selected = value);
+    }
+
+    // ToDo: enum equals
+    private function dataIndex(value:D):Int {
+        for (i in 0...data.length) {
+            if (Reflect.isEnumValue(value)) {
+                if (EnumValueTools.equals(cast value, cast data[i])) {
+                    return i;
+                }
+            } else {
+                if (value == data[i]) {
+                    return i;
+                }
+            }
+        }
+        return -1;
+    }
+
+    private function set_selected(value:D):D {
+        selected = value;
+        var index = dataIndex(value);
+        for (i in 0...dataViews.length) {
+            var view = dataViews[i];
+            view.on = i == index;
+        }
+        return selected;
+    }
+
+    private function set_buttonSkinId(value:String):String {
+        if (buttonSkinId != value) {
+            buttonSkinId = value;
+            for (view in dataViews) {
+                view.skinId = buttonSkinId;
+            }
+        }
+        return buttonSkinId;
+    }
+
+    override private function rebuild():Void {
+        super.rebuild();
+        for (view in dataViews) {
+            view.skinId = buttonSkinId;
+        }
+    }
+
+    public static function defaultFactory<D>(index:Int, value:D):ToggleButtonView {
+        var result = new ToggleButtonView();
+        result.text = Std.string(value);
+        return result;
+    }
+}

src/main/haxework/view/InputView.hx

@@ -52,7 +52,8 @@ class InputView extends TextView {
 
     private function _onKeyUp(event:KeyboardEvent):Void {
         event.stopImmediatePropagation();
-        onChange.emit(textField.text);
+        _text = textField.text;
+        onChange.emit(_text);
     }
 
     private function onKeyDown(event:KeyboardEvent):Void {

src/main/haxework/view/ToggleButtonView.hx

@@ -12,6 +12,7 @@ class ToggleButtonView extends ButtonView {
 
     private function set_on(value:Bool):Bool {
         on = value;
+        toUpdate();
         toRedraw();
         return on;
     }

src/main/haxework/view/layout/TailLayout.hx

@@ -12,12 +12,15 @@ class TailLayout extends DefaultLayout {
 
     public var rowSize:Int = 0;
 
-    // ToDo: check group.layoutAlign
     private function placeRow(group:IGroupView, y:Float, row:Row):Void {
         var x:Float = (group.width - row.width) / 2;
         for (v in row.views) {
             v.x = x;
-            v.y = y + (row.height - v.height) / 2;
+            v.y = switch group.layout.vAlign {
+                case TOP | NONE: y;
+                case MIDDLE: y + (row.height - v.height) / 2;
+                case BOTTOM: y + (row.height - v.height);
+            }
             x += v.width + margin;
         }
     }