001/*
002 * This library is part of OpenCms -
003 * the Open Source Content Management System
004 *
005 * Copyright (c) Alkacon Software GmbH & Co. KG (http://www.alkacon.com)
006 *
007 * This library is free software; you can redistribute it and/or
008 * modify it under the terms of the GNU Lesser General Public
009 * License as published by the Free Software Foundation; either
010 * version 2.1 of the License, or (at your option) any later version.
011 *
012 * This library is distributed in the hope that it will be useful,
013 * but WITHOUT ANY WARRANTY; without even the implied warranty of
014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
015 * Lesser General Public License for more details.
016 *
017 * For further information about Alkacon Software, please see the
018 * company website: http://www.alkacon.com
019 *
020 * For further information about OpenCms, please see the
021 * project website: http://www.opencms.org
022 *
023 * You should have received a copy of the GNU Lesser General Public
024 * License along with this library; if not, write to the Free Software
025 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
026 */
027
028package org.opencms.ade.containerpage.client.ui;
029
030import org.opencms.ade.containerpage.client.CmsContainerpageController;
031import org.opencms.ade.containerpage.client.CmsContainerpageHandler;
032import org.opencms.gwt.client.ui.I_CmsButton;
033
034import com.google.gwt.event.dom.client.ClickEvent;
035
036/**
037 * The remove button holding all remove related methods.<p>
038 *
039 * @since 8.0.0
040 */
041public class CmsToolbarRemoveButton extends A_CmsToolbarOptionButton {
042
043    /**
044     * Constructor.<p>
045     *
046     * @param handler the container-page handler
047     */
048    public CmsToolbarRemoveButton(CmsContainerpageHandler handler) {
049
050        super(I_CmsButton.ButtonData.REMOVE, handler);
051    }
052
053    /**
054     * @see org.opencms.ade.containerpage.client.ui.A_CmsToolbarOptionButton#isOptionAvailable(org.opencms.ade.containerpage.client.ui.CmsContainerPageElementPanel)
055     */
056    @Override
057    public boolean isOptionAvailable(CmsContainerPageElementPanel element) {
058
059        boolean disableButtons = CmsContainerpageController.get().isEditingDisabled();
060        return !element.getParentTarget().isDetailView() && !disableButtons;
061    }
062
063    /**
064     * @see org.opencms.ade.containerpage.client.ui.A_CmsToolbarOptionButton#onElementClick(com.google.gwt.event.dom.client.ClickEvent, org.opencms.ade.containerpage.client.ui.CmsContainerPageElementPanel)
065     */
066    @Override
067    public void onElementClick(ClickEvent event, CmsContainerPageElementPanel element) {
068
069        getHandler().removeElement(element);
070    }
071}