content: //    HelloIoT is a dashboard creator for MQTT
  //    Copyright (C) 2017 Adrián Romero Corchado.
  //
  //    This file is part of HelloIot.
  //
  //    HelloIot is free software: you can redistribute it and/or modify
  //    it under the terms of the GNU General Public License as published by
  //    the Free Software Foundation, either version 3 of the License, or
  //    (at your option) any later version.
  //
  //    HelloIot is distributed in the hope that it will be useful,
  //    but WITHOUT ANY WARRANTY; without even the implied warranty of
  //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  //    GNU General Public License for more details.
  //
  //    You should have received a copy of the GNU General Public License
  //    along with HelloIot.  If not, see <http://www.gnu.org/licenses/>.
  //
  package com.adr.helloiot.unit;
  
  import com.adr.helloiotlib.unit.Units;
  import com.adr.helloiot.graphic.IconStatus;
  import com.adr.helloiot.device.DeviceSimple;
  import com.adr.helloiotlib.app.IoTApp;
  import com.adr.helloiot.graphic.IconNull;
  import javafx.event.ActionEvent;
  
  /**
   *
   * @author adrian
   */
  public class ButtonSimple extends ButtonBase {
  
      private final static IconStatus ICONNULL = new IconNull();
      private IconStatus iconbuilder = ICONNULL;
  
      private DeviceSimple device = null;
      private final Object messageHandler = Units.messageHandler(this::updateStatus);
  
      private void updateStatus(byte[] status) {
          button.setGraphic(iconbuilder.buildIcon(device.getFormat(), status));
      }
  
      @Override
      public void construct(IoTApp app) {
          super.construct(app);
          device.subscribeStatus(messageHandler);
          updateStatus(null);
      }
  
      @Override
      public void destroy() {
          super.destroy();
          device.unsubscribeStatus(messageHandler);
      }
  
      public void setDevice(DeviceSimple device) {
          this.device = device;
          if (getLabel() == null) {
              setLabel(device.getProperties().getProperty("label"));
          }
          if (getIconStatus() == ICONNULL) {
              setIconStatus(device.getIconStatus());
          }
      }
  
      public DeviceSimple getDevice() {
          return device;
      }
  
      public void setIconStatus(IconStatus iconbuilder) {
          this.iconbuilder = iconbuilder;
      }
  
      public IconStatus getIconStatus() {
          return iconbuilder;
      }
  
      @Override
      protected void doRun(ActionEvent event) {
          device.sendStatus(device.rollNextStatus());
      }
  }
  