/* * (C) Copyright 2014 Boni Garcia (http://bonigarcia.github.io/) * * This program 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. * * This program 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 this program. If not, see <http://www.gnu.org/licenses/>. */ package io.github.bonigarcia.dualsub.gui; import io.github.bonigarcia.dualsub.srt.SrtUtils; import io.github.bonigarcia.dualsub.util.I18N; import java.io.File; import javax.swing.DefaultListModel; import javax.swing.JList; /** * Validator. * * @author Boni Garcia ([email protected]) * @since 1.0.0 */ public class Validator { public static void validateSrt(File file, JList<File> list) { if (file != null) { if (file.getName().toLowerCase().endsWith(SrtUtils.SRT_EXT)) { ((DefaultListModel<File>) list.getModel()).addElement(file); } else { Alert.error(file.getName() + I18N.getHtmlText("Validator.notsrt.alert")); } } } public static void deleteSelected(JList<File> list) { int[] selected = isSelected(list); if (selected.length > 0) { for (int i = selected.length - 1; i > -1; i--) { ((DefaultListModel<File>) list.getModel()).remove(selected[i]); } } } public static int[] isSelected(JList<File> list) { int[] selected = list.getSelectedIndices(); if (selected.length < 1) { Alert.error(I18N.getHtmlText("Validator.selectOne.alert")); } return selected; } public static void goUp(JList<File> list) { int[] selected = isSelected(list); if (selected.length > 1) { Alert.error(I18N.getHtmlText("Validator.onlyOne.alert")); return; } else if (selected.length == 1 && selected[0] > 0) { File removed = ((DefaultListModel<File>) list.getModel()) .remove(selected[0]); File before = ((DefaultListModel<File>) list.getModel()) .remove(selected[0] - 1); ((DefaultListModel<File>) list.getModel()).add(selected[0] - 1, removed); ((DefaultListModel<File>) list.getModel()).add(selected[0], before); list.setSelectedIndex(selected[0] - 1); } } public static void goDown(JList<File> list) { int[] selected = isSelected(list); if (selected.length > 1) { Alert.error(I18N.getHtmlText("Validator.onlyOne.alert")); return; } else if (selected.length == 1 && selected[0] < list.getModel().getSize() - 1) { File after = ((DefaultListModel<File>) list.getModel()) .remove(selected[0] + 1); File removed = ((DefaultListModel<File>) list.getModel()) .remove(selected[0]); ((DefaultListModel<File>) list.getModel()).add(selected[0], after); ((DefaultListModel<File>) list.getModel()).add(selected[0] + 1, removed); list.setSelectedIndex(selected[0] + 1); } } }