-/*
- * This file is part of lanterna (http://code.google.com/p/lanterna/).
- *
- * lanterna is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Lesser 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 Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- *
- * Copyright (C) 2010-2015 Martin
- */
-package com.googlecode.lanterna.input;
-
-import java.util.List;
-
-/**
- * Character pattern that matches one character as one KeyStroke with the character that was read
- *
- * @author Martin, Andreas
- */
-public class NormalCharacterPattern implements CharacterPattern {
- @Override
- public Matching match(List<Character> seq) {
- if (seq.size() != 1) {
- return null; // nope
- }
- char ch = seq.get(0);
- if (isPrintableChar(ch)) {
- KeyStroke ks = new KeyStroke(ch, false, false);
- return new Matching( ks );
- } else {
- return null; // nope
- }
- }
-
- /**
- * From http://stackoverflow.com/questions/220547/printable-char-in-java
- * @param c character to test
- * @return True if this is a 'normal', printable character, false otherwise
- */
- private static boolean isPrintableChar(char c) {
- if (Character.isISOControl(c)) { return false; }
- Character.UnicodeBlock block = Character.UnicodeBlock.of(c);
- return block != null && block != Character.UnicodeBlock.SPECIALS;
- }
-}