Java tutorial
/** * This file is part of mycollab-web. * * mycollab-web 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. * * mycollab-web 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 mycollab-web. If not, see <http://www.gnu.org/licenses/>. */ package com.esofthead.mycollab.module.project.ui.form; import com.esofthead.mycollab.module.file.AttachmentType; import com.esofthead.mycollab.module.project.ui.components.ProjectAttachmentDisplayComponentFactory; import com.esofthead.mycollab.vaadin.ui.AttachmentDisplayComponent; import com.vaadin.shared.ui.label.ContentMode; import com.vaadin.ui.Component; import com.vaadin.ui.CustomField; import com.vaadin.ui.Label; /** * * @author MyCollab Ltd. * @since 4.5.3 * */ @SuppressWarnings("rawtypes") public class ProjectFormAttachmentDisplayField extends CustomField { private static final long serialVersionUID = 1L; private int projectid; private AttachmentType type; private int typeid; public ProjectFormAttachmentDisplayField(final int projectid, final AttachmentType type, final int typeid) { this.projectid = projectid; this.type = type; this.typeid = typeid; } @Override public Class<?> getType() { return Object.class; } @Override protected Component initContent() { final Component comp = ProjectAttachmentDisplayComponentFactory.getAttachmentDisplayComponent(projectid, type, typeid); if (comp == null || !(comp instanceof AttachmentDisplayComponent)) { return new Label(" ", ContentMode.HTML); } else { return comp; } } }