001 /* 002 * Jpkg - Java library and tools for operating system package creation. 003 * 004 * Copyright (c) 2007-2008 Three Rings Design, Inc. 005 * All rights reserved. 006 * 007 * Redistribution and use in source and binary forms, with or without 008 * modification, are permitted provided that the following conditions 009 * are met: 010 * 1. Redistributions of source code must retain the above copyright 011 * notice, this list of conditions and the following disclaimer. 012 * 2. Redistributions in binary form must reproduce the above copyright 013 * notice, this list of conditions and the following disclaimer in the 014 * documentation and/or other materials provided with the distribution. 015 * 3. Neither the name of the copyright owner nor the names of contributors 016 * may be used to endorse or promote products derived from this software 017 * without specific prior written permission. 018 * 019 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 020 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 021 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 022 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 023 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 024 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 025 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 026 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 027 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 028 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 029 * POSSIBILITY OF SUCH DAMAGE. 030 */ 031 package com.threerings.antidote.field.text; 032 033 import com.threerings.antidote.property.EnumProperty; 034 035 import static com.threerings.antidote.MutabilityHelper.requiresValidation; 036 037 038 public abstract class EnumTextField<T extends Enum<T>> extends SingleLineTextField 039 { 040 public EnumTextField (Class<T> enumClass) 041 { 042 _enumClass = enumClass; 043 } 044 045 /** 046 * Returns the user data converted into an enum. Cannot be called before validate(). 047 */ 048 public T getEnum () 049 { 050 requiresValidation(_enum); 051 return _enum; 052 } 053 054 @Override // from SingleLineTextField 055 protected final void validateTextField () 056 { 057 // store the text data in an enum property for validation. 058 // TODO: the InvalidEnumViolation mentions properties. Revisit this. 059 final EnumProperty<T> property = new EnumProperty<T>("text field", this, _enumClass); 060 property.setValue(getText()); 061 062 switch (validateProperties(property)) { 063 case ALL_INVALID: 064 case SOME_INVALID: 065 return; 066 067 case ALL_VALID: 068 _enum = property.getValue(); 069 return; 070 } 071 } 072 073 /** The enum after it has been validated. */ 074 private T _enum; 075 076 /** The class for the enum expected in this text field. */ 077 private final Class<T> _enumClass; 078 }