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.ui.client.editablegroup;
  
  import org.opencms.gwt.client.ui.CmsPushButton;
  import org.opencms.gwt.client.ui.I_CmsButton;
  import org.opencms.gwt.client.ui.I_CmsButton.ButtonStyle;
  
  import com.google.gwt.core.shared.GWT;
  import com.google.gwt.dom.client.StyleInjector;
  import com.google.gwt.event.dom.client.ClickEvent;
  import com.google.gwt.uibinder.client.UiBinder;
  import com.google.gwt.uibinder.client.UiField;
  import com.google.gwt.uibinder.client.UiHandler;
  import com.google.gwt.user.client.ui.Composite;
  import com.google.gwt.user.client.ui.FlowPanel;
  
  /**
   * Client side button bar widget for multivalue widget groups.<p>
   */
  public class CmsClientEditableGroupButtons extends Composite {
  
      /** The UI binder interface. */
      interface I_UiBinder extends UiBinder<FlowPanel, CmsClientEditableGroupButtons> {
          // nothing to do
      }
  
      /** Indicates whether we have already flushed the UiBinder style. */
      private static boolean flushedStyle;
  
      /** The UI binder instance. */
      private static I_UiBinder uiBinder = GWT.create(I_UiBinder.class);
  
      /** The 'add' button. */
      @UiField
      protected CmsPushButton m_addButton;
  
      /** The 'delete' button. */
      @UiField
      protected CmsPushButton m_deleteButton;
  
      /** The 'down' button. */
      @UiField
      protected CmsPushButton m_downButton;
  
      /** OpenCms 'bullseye' dummy button, does nothing. */
      @UiField
      protected CmsPushButton m_dummyButton;
  
      /** The 'edit' button. */
      @UiField
      protected CmsPushButton m_editButton;
  
      /** The 'up' button. */
      @UiField
      protected CmsPushButton m_upButton;
  
      /** The connector instance. */
      private CmsEditableGroupButtonsConnector m_connector;
  
      /**
       * Creates a new instance.<p>
       *
       * @param connector the connector for which the widget should be created
       */
      public CmsClientEditableGroupButtons(CmsEditableGroupButtonsConnector connector) {
  
          FlowPanel panel = uiBinder.createAndBindUi(this);
          if (!flushedStyle) {
              StyleInjector.flush(); // make sure UiBinder CSS is loaded synchronously, otherwise Vaadin width calculation will go wrong
              flushedStyle = true;
          }
          initWidget(panel);
          m_connector = connector;
          for (CmsPushButton button : new CmsPushButton[] {
              m_dummyButton,
              m_upButton,
              m_downButton,
              m_deleteButton,
              m_addButton,
              m_editButton}) {
              button.setButtonStyle(ButtonStyle.FONT_ICON, null);
          }
  
          m_downButton.setImageClass(I_CmsButton.EDIT_DOWN_SMALL);
          m_upButton.setImageClass(I_CmsButton.EDIT_UP_SMALL);
          m_deleteButton.setImageClass(I_CmsButton.CUT_SMALL);
          m_addButton.setImageClass(I_CmsButton.ADD_SMALL);
          m_editButton.setImageClass(I_CmsButton.EDIT_SMALL);
          m_dummyButton.setImageClass(I_CmsButton.EDIT_POINT_SMALL);
  
      }
  
      /**
       * Shows / hides the edit button.
       *
       * @param editEnabled true if edit button should be shown
       */
      public void setEditVisible(boolean editEnabled) {
  
          m_editButton.setVisible(editEnabled);
      }
  
      /**
       * Sets the 'first' status of the button bar.<p>
       *
       * @param first true if this is the button bar of the first row of a multivalue field
       */
      public void setFirst(boolean first) {
  
          m_upButton.setVisible(!first);
      }
  
      /**
       * Hides the add button.<p>
       *
       * @param hideAdd true-> hide the add button
       */
      public void setHideAdd(boolean hideAdd) {
  
          m_addButton.setVisible(!hideAdd);
      }
  
      /**
       * Sets the 'last' status of the button bar.<p>
       *
       * @param last true if this is the button bar of the last row of a multivalue field
       */
      public void setLast(boolean last) {
  
          m_downButton.setVisible(!last);
      }
  
      /**
       * UI handler for the 'add' button.<p>
       *
       * @param event the click event
       */
      @UiHandler("m_addButton")
      void clickAdd(ClickEvent event) {
  
          //HANDLER.closeAll();
          m_connector.getRpc().onAdd();
  
      }
  
      /**
       * UI handler for the 'delete' button.<p>
       *
       * @param event the click event
       */
      @UiHandler("m_deleteButton")
      void clickDelete(ClickEvent event) {
  
          //HANDLER.closeAll();
          m_connector.getRpc().onDelete();
  
      }
  
      /**
       * UI handler for the 'down' button.<p>
       *
       * @param event the click event
       */
      @UiHandler("m_downButton")
      void clickDown(ClickEvent event) {
  
          //HANDLER.closeAll();
          m_connector.getRpc().onDown();
      }
  
      /**
       * Handler for the edit button.
       *
       * @param event the event
       */
      @UiHandler("m_editButton")
      void clickEdit(ClickEvent event) {
  
          m_connector.getRpc().onEdit();
      }
  
      /**
       * UI handler for the 'up' button.<p>
       *
       * @param event the click event
       */
      @UiHandler("m_upButton")
      void clickUp(ClickEvent event) {
  
          //HANDLER.closeAll();
          m_connector.getRpc().onUp();
      }
  
  }
  