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.view.task.components; import com.esofthead.mycollab.module.project.domain.SimpleTask; import com.esofthead.mycollab.module.project.service.ProjectTaskService; import com.esofthead.mycollab.spring.AppContextUtil; import com.esofthead.mycollab.vaadin.AppContext; import com.esofthead.mycollab.vaadin.ui.RemoveInlineComponentMarker; import com.esofthead.mycollab.vaadin.ui.UIUtils; import com.vaadin.server.FontAwesome; import com.vaadin.ui.Button; import com.vaadin.ui.Component; import com.vaadin.ui.CustomField; import com.vaadin.ui.themes.ValoTheme; /** * @author MyCollab Ltd * @since 5.2.12 */ public class ToggleTaskSummaryWithChildRelationshipField extends CustomField<SimpleTask> { private ToggleTaskSummaryField toggleTaskSummaryField; public ToggleTaskSummaryWithChildRelationshipField(final SimpleTask parentTask, final SimpleTask childTask) { toggleTaskSummaryField = new ToggleTaskSummaryField(parentTask); Button unlinkBtn = new Button(null, new Button.ClickListener() { @Override public void buttonClick(Button.ClickEvent clickEvent) { childTask.setParenttaskid(null); ProjectTaskService taskService = AppContextUtil.getSpringBean(ProjectTaskService.class); taskService.updateWithSession(childTask, AppContext.getUsername()); UIUtils.removeChildAssociate(ToggleTaskSummaryWithChildRelationshipField.this, RemoveInlineComponentMarker.class); } }); unlinkBtn.setIcon(FontAwesome.UNLINK); unlinkBtn.setDescription("Remove parent-child relationship"); unlinkBtn.addStyleName(ValoTheme.BUTTON_ICON_ALIGN_TOP); unlinkBtn.addStyleName(ValoTheme.BUTTON_ICON_ONLY); toggleTaskSummaryField.addControl(unlinkBtn); } @Override protected Component initContent() { return toggleTaskSummaryField; } @Override public Class<? extends SimpleTask> getType() { return SimpleTask.class; } }