1 /** 2 * This file Copyright (c) 2019 Magnolia International 3 * Ltd. (http://www.magnolia-cms.com). All rights reserved. 4 * 5 * 6 * This file is dual-licensed under both the Magnolia 7 * Network Agreement and the GNU General Public License. 8 * You may elect to use one or the other of these licenses. 9 * 10 * This file is distributed in the hope that it will be 11 * useful, but AS-IS and WITHOUT ANY WARRANTY; without even the 12 * implied warranty of MERCHANTABILITY or FITNESS FOR A 13 * PARTICULAR PURPOSE, TITLE, or NONINFRINGEMENT. 14 * Redistribution, except as permitted by whichever of the GPL 15 * or MNA you select, is prohibited. 16 * 17 * 1. For the GPL license (GPL), you can redistribute and/or 18 * modify this file under the terms of the GNU General 19 * Public License, Version 3, as published by the Free Software 20 * Foundation. You should have received a copy of the GNU 21 * General Public License, Version 3 along with this program; 22 * if not, write to the Free Software Foundation, Inc., 51 23 * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 24 * 25 * 2. For the Magnolia Network Agreement (MNA), this file 26 * and the accompanying materials are made available under the 27 * terms of the MNA which accompanies this distribution, and 28 * is available at http://www.magnolia-cms.com/mna.html 29 * 30 * Any modifications to this file must keep this entire header 31 * intact. 32 * 33 */ 34 package info.magnolia.ui.contentapp.action.clipboard; 35 36 import info.magnolia.ui.api.availability.AvailabilityDefinition; 37 import info.magnolia.ui.availability.rule.AbstractAvailabilityRule; 38 import info.magnolia.ui.framework.ContentClipboard; 39 40 import java.util.Collection; 41 42 import javax.inject.Inject; 43 44 /** 45 * {@link info.magnolia.ui.api.availability.AvailabilityRule} which delegates to {@link info.magnolia.ui.framework.ContentClipboard#canPasteInto(Object)}. 46 */ 47 public class CanPasteContentRule<T> extends AbstractAvailabilityRule<T, CanPasteContentRuleDefinition> { 48 49 private final ContentClipboard<T> contentClipboard; 50 51 @Inject 52 public CanPasteContentRule(AvailabilityDefinition availabilityDefinition, CanPasteContentRuleDefinition ruleDefinition, ContentClipboard<T> contentClipboard) { 53 super(availabilityDefinition, ruleDefinition); 54 this.contentClipboard = contentClipboard; 55 } 56 57 @Override 58 public boolean isAvailable(Collection<?> itemIds) { 59 return !this.contentClipboard.isEmpty() && super.isAvailable(itemIds); 60 } 61 62 @Override 63 protected boolean isAvailableFor(T item) { 64 return contentClipboard.canPasteInto(item); 65 } 66 }