content: /*
   * This library is part of OpenCms -
   * the Open Source Content Management System
   *
   * Copyright (c) Alkacon Software GmbH & Co. KG (https://www.alkacon.com)
   *
   * This library is free software; you can redistribute it and/or
   * modify it under the terms of the GNU Lesser General Public
   * License as published by the Free Software Foundation; either
   * version 2.1 of the License, or (at your option) any later version.
   *
   * This library 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
   * Lesser General Public License for more details.
   *
   * For further information about Alkacon Software, please see the
   * company website: https://www.alkacon.com
   *
   * For further information about OpenCms, please see the
   * project website: https://www.opencms.org
   *
   * You should have received a copy of the GNU Lesser General Public
   * License along with this library; if not, write to the Free Software
   * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
   */
  
  package org.opencms.gwt.client.ui;
  
  import org.opencms.gwt.client.util.CmsDomUtil;
  
  import com.google.gwt.dom.client.Element;
  import com.google.gwt.event.dom.client.HasAllMouseHandlers;
  import com.google.gwt.event.dom.client.MouseDownEvent;
  import com.google.gwt.event.dom.client.MouseDownHandler;
  import com.google.gwt.event.dom.client.MouseMoveEvent;
  import com.google.gwt.event.dom.client.MouseMoveHandler;
  import com.google.gwt.event.dom.client.MouseOutEvent;
  import com.google.gwt.event.dom.client.MouseOutHandler;
  import com.google.gwt.event.dom.client.MouseOverEvent;
  import com.google.gwt.event.dom.client.MouseOverHandler;
  import com.google.gwt.event.dom.client.MouseUpEvent;
  import com.google.gwt.event.dom.client.MouseUpHandler;
  import com.google.gwt.event.dom.client.MouseWheelEvent;
  import com.google.gwt.event.dom.client.MouseWheelHandler;
  import com.google.gwt.event.shared.HandlerRegistration;
  import com.google.gwt.uibinder.client.UiConstructor;
  import com.google.gwt.user.client.DOM;
  import com.google.gwt.user.client.ui.ComplexPanel;
  import com.google.gwt.user.client.ui.Widget;
  
  /**
   * A basic panel which is like GWT's FlowPanel, except it allows you to choose the HTML tag
   * to use.<p>
   * Implements {@link com.google.gwt.event.dom.client.HasAllMouseHandlers}.<p>
   *
   * @since 8.0.0
   */
  public class CmsFlowPanel extends ComplexPanel implements HasAllMouseHandlers {
  
      /**
       * Default constructor.<p>
       */
      public CmsFlowPanel() {
  
          this(CmsDomUtil.Tag.div.name());
      }
  
      /**
       * Wrapping constructor.<p>
       *
       * @param element the element to wrap
       */
      public CmsFlowPanel(Element element) {
  
          element.removeFromParent();
          setElement(element);
      }
  
      /**
       * Creates an empty flow panel with a given tag name.
       *
       * @param tag the HTML tag name to use
       */
      @UiConstructor
      public CmsFlowPanel(String tag) {
  
          setElement((Element)DOM.createElement(tag));
      }
  
      /**
       * Adds a new child widget to the panel.
       *
       * @param w the widget to be added
       */
      @Override
      public void add(Widget w) {
  
          super.add(w, (Element)getElement());
      }
  
      /**
       * @see com.google.gwt.event.dom.client.HasMouseDownHandlers#addMouseDownHandler(com.google.gwt.event.dom.client.MouseDownHandler)
       */
      public HandlerRegistration addMouseDownHandler(MouseDownHandler handler) {
  
          return addDomHandler(handler, MouseDownEvent.getType());
      }
  
      /**
       * @see com.google.gwt.event.dom.client.HasMouseMoveHandlers#addMouseMoveHandler(com.google.gwt.event.dom.client.MouseMoveHandler)
       */
      public HandlerRegistration addMouseMoveHandler(MouseMoveHandler handler) {
  
          return addDomHandler(handler, MouseMoveEvent.getType());
      }
  
      /**
       * @see com.google.gwt.event.dom.client.HasMouseOutHandlers#addMouseOutHandler(com.google.gwt.event.dom.client.MouseOutHandler)
       */
      public HandlerRegistration addMouseOutHandler(MouseOutHandler handler) {
  
          return addDomHandler(handler, MouseOutEvent.getType());
      }
  
      /**
       * @see com.google.gwt.event.dom.client.HasMouseOverHandlers#addMouseOverHandler(com.google.gwt.event.dom.client.MouseOverHandler)
       */
      public HandlerRegistration addMouseOverHandler(MouseOverHandler handler) {
  
          return addDomHandler(handler, MouseOverEvent.getType());
      }
  
      /**
       * @see com.google.gwt.event.dom.client.HasMouseUpHandlers#addMouseUpHandler(com.google.gwt.event.dom.client.MouseUpHandler)
       */
      public HandlerRegistration addMouseUpHandler(MouseUpHandler handler) {
  
          return addDomHandler(handler, MouseUpEvent.getType());
      }
  
      /**
       * @see com.google.gwt.event.dom.client.HasMouseWheelHandlers#addMouseWheelHandler(com.google.gwt.event.dom.client.MouseWheelHandler)
       */
      public HandlerRegistration addMouseWheelHandler(MouseWheelHandler handler) {
  
          return addDomHandler(handler, MouseWheelEvent.getType());
      }
  
      /**
       * Inserts a widget at a given position.<p>
       *
       * @param w the widget to insert
       * @param beforeIndex the position before which the widget should be inserted
       */
      public void insert(Widget w, int beforeIndex) {
  
          insert(w, (Element)getElement(), beforeIndex, true);
      }
  
  }
  