Java tutorial
/* * Copyright (c) 2008-2016 Haulmont. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * */ package com.haulmont.cuba.gui.xml.layout.loaders; import com.google.common.base.Strings; import com.haulmont.cuba.gui.GuiDevelopmentException; import com.haulmont.cuba.gui.components.Component; import com.haulmont.cuba.gui.components.Filter; import com.haulmont.cuba.gui.components.FilterImplementation; import com.haulmont.cuba.gui.components.Frame; import com.haulmont.cuba.gui.components.filter.FilterDelegate; import com.haulmont.cuba.gui.data.CollectionDatasource; import org.apache.commons.lang.BooleanUtils; import org.apache.commons.lang.StringUtils; import org.dom4j.Element; public class FilterLoader extends AbstractComponentLoader<Filter> { public static final String DEFAULT_FILTER_ID = "filterWithoutId"; @Override protected void loadId(Component component, Element element) { super.loadId(component, element); if (Strings.isNullOrEmpty(component.getId())) { component.setId(DEFAULT_FILTER_ID); } } @Override public void createComponent() { resultComponent = (Filter) factory.createComponent(Filter.NAME); loadId(resultComponent, element); } @Override public void loadComponent() { assignXmlDescriptor(resultComponent, element); assignFrame(resultComponent); loadAlign(resultComponent, element); loadVisible(resultComponent, element); loadEnable(resultComponent, element); loadStyleName(resultComponent, element); loadMargin(resultComponent, element); loadIcon(resultComponent, element); loadCaption(resultComponent, element); loadDescription(resultComponent, element); loadWidth(resultComponent, element, "100%"); loadCollapsible(resultComponent, element, true); loadSettingsEnabled(resultComponent, element); loadBorderVisible(resultComponent, element); String useMaxResults = element.attributeValue("useMaxResults"); resultComponent.setUseMaxResults(useMaxResults == null || Boolean.parseBoolean(useMaxResults)); String textMaxResults = element.attributeValue("textMaxResults"); resultComponent.setTextMaxResults(Boolean.parseBoolean(textMaxResults)); final String manualApplyRequired = element.attributeValue("manualApplyRequired"); resultComponent.setManualApplyRequired(BooleanUtils.toBooleanObject(manualApplyRequired)); String editable = element.attributeValue("editable"); resultComponent.setEditable(editable == null || Boolean.parseBoolean(editable)); String columnsCount = element.attributeValue("columnsCount"); if (!Strings.isNullOrEmpty(columnsCount)) { resultComponent.setColumnsCount(Integer.parseInt(columnsCount)); } String folderActionsEnabled = element.attributeValue("folderActionsEnabled"); if (folderActionsEnabled != null) { resultComponent.setFolderActionsEnabled(Boolean.parseBoolean(folderActionsEnabled)); } String datasource = element.attributeValue("datasource"); if (!StringUtils.isBlank(datasource)) { CollectionDatasource ds = (CollectionDatasource) context.getDsContext().get(datasource); if (ds == null) { throw new GuiDevelopmentException("Can't find datasource by name: " + datasource, context.getCurrentFrameId()); } resultComponent.setDatasource(ds); } Frame frame = context.getFrame(); String applyTo = element.attributeValue("applyTo"); if (!StringUtils.isEmpty(applyTo)) { context.addPostInitTask((context1, window) -> { Component c = frame.getComponent(applyTo); if (c == null) { throw new GuiDevelopmentException("Can't apply component to component with ID: " + applyTo, context1.getFullFrameId()); } resultComponent.setApplyTo(c); }); } String modeSwitchVisible = element.attributeValue("modeSwitchVisible"); resultComponent.setModeSwitchVisible(modeSwitchVisible == null || Boolean.parseBoolean(modeSwitchVisible)); context.addPostInitTask((context1, window) -> { ((FilterImplementation) resultComponent).loadFiltersAndApplyDefault(); String defaultMode = element.attributeValue("defaultMode"); if (defaultMode != null && "fts".equals(defaultMode)) { resultComponent.switchFilterMode(FilterDelegate.FilterMode.FTS_MODE); } }); } protected void loadBorderVisible(Filter resultComponent, Element element) { String borderVisible = element.attributeValue("borderVisible"); if (StringUtils.isNotEmpty(borderVisible)) { resultComponent.setBorderVisible(Boolean.valueOf(borderVisible)); } } }