IO-Ports Dummy

src/main/java/fabrik/simulator/pic16f84/ToggleButtonGroupExt.java

@@ -0,0 +1,46 @@
+package fabrik.simulator.pic16f84;
+
+import com.gluonhq.charm.glisten.control.ToggleButtonGroup;
+import javafx.collections.ListChangeListener;
+import javafx.event.EventHandler;
+import javafx.scene.control.Toggle;
+import javafx.scene.control.ToggleButton;
+import javafx.scene.input.MouseEvent;
+
+public class ToggleButtonGroupExt {
+    private static ToggleButtonGroupExt me;
+
+    private ToggleButtonGroupExt() {
+    }
+
+    public static ToggleButtonGroupExt get() {
+        if (me == null) {
+            me = new ToggleButtonGroupExt();
+        }
+        return me;
+    }
+
+
+    public void addAlwaysOneSelectedSupport(final ToggleButtonGroup toggleGroup) {
+        toggleGroup.getToggles().addListener((ListChangeListener.Change<? extends Toggle> c) -> {
+            while (c.next()) {
+                for (final Toggle addedToggle : c.getAddedSubList()) {
+                    addConsumeMouseEventfilter(addedToggle);
+                }
+            }
+        });
+        toggleGroup.getToggles().forEach(this::addConsumeMouseEventfilter);
+    }
+
+    private void addConsumeMouseEventfilter(Toggle toggle) {
+        ((ToggleButton) toggle).addEventFilter(MouseEvent.MOUSE_PRESSED, consumeMouseEventfilter);
+        ((ToggleButton) toggle).addEventFilter(MouseEvent.MOUSE_RELEASED, consumeMouseEventfilter);
+        ((ToggleButton) toggle).addEventFilter(MouseEvent.MOUSE_CLICKED, consumeMouseEventfilter);
+    }
+
+    public EventHandler<MouseEvent> consumeMouseEventfilter = (MouseEvent mouseEvent) -> {
+        if (((Toggle) mouseEvent.getSource()).isSelected()) {
+            mouseEvent.consume();
+        }
+    };
+}