Java tutorial
/** * Licensed to the TomTom International B.V. under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. TomTom International B.V. * licenses this file to you 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. */ /** * Copyright (C) 2009-2012 TomTom International B.V. * * TomTom (Legal Department) * Email: legal@tomtom.com * * TomTom (Technical contact) * Email: openlr@tomtom.com * * Address: TomTom International B.V., Oosterdoksstraat 114, 1011DK Amsterdam, * the Netherlands */ package openlr.mapviewer.coding.ui; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.util.Map; import javax.swing.JTextField; import javax.swing.border.Border; import javax.swing.text.JTextComponent; import openlr.mapviewer.coding.CodingPropertiesHolder; import openlr.mapviewer.coding.CodingPropertiesHolder.CodingType; import org.apache.commons.configuration.FileConfiguration; /** * This class implements the action listener that executes the action to apply * all changes currently specified in the input fields of the form. * <p> * OpenLR is a trade mark of TomTom International B.V. * <p> * email: software@openlr.org * * @author TomTom International B.V. */ final class ApplyChangesListener implements ActionListener { /** * A map of all property keys to the corresponding input fields. */ private final Map<String, JTextComponent> optionsTextFields; /** * */ private final CodingType type; /** * */ private final CodingPropertiesHolder propsHolder; /** * An instance of the default text box border */ private static final Border STANDARD_TEXT_BOX_BORDER = new JTextField().getBorder(); /** * Creates a new listener instance * * @param codingType * The type of coding this dialog instance is dealing with * @param propertiesHolder * The properties holder * @param propertyToTextFieldMap * A map of all property keys to the corresponding input fields. */ ApplyChangesListener(final CodingType codingType, final CodingPropertiesHolder propertiesHolder, final Map<String, JTextComponent> propertyToTextFieldMap) { this.optionsTextFields = propertyToTextFieldMap; this.type = codingType; this.propsHolder = propertiesHolder; } @Override public void actionPerformed(final ActionEvent e) { applyChanges(); } /** * Applies the current values of the properties form to the properties * holder of the current application runtime. */ void applyChanges() { FileConfiguration config = propsHolder.getProperties(type); for (Map.Entry<String, JTextComponent> entry : optionsTextFields.entrySet()) { JTextComponent textComponent = entry.getValue(); String text = textComponent.getText(); config.setProperty(entry.getKey(), text); propsHolder.setProperties(type, config); textComponent.setBorder(STANDARD_TEXT_BOX_BORDER); } } }