001 /*
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements. See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership. The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License. You may obtain a copy of the License at
009 *
010 * http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing,
013 * software distributed under the License is distributed on an
014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015 * KIND, either express or implied. See the License for the
016 * specific language governing permissions and limitations
017 * under the License.
018 */
019
020 package org.apache.myfaces.tobago.component;
021
022 import static org.apache.myfaces.tobago.TobagoConstants.ATTR_TAB_INDEX;
023 import static org.apache.myfaces.tobago.TobagoConstants.ATTR_READONLY;
024 import org.apache.myfaces.tobago.util.MessageFactory;
025
026 import javax.faces.application.FacesMessage;
027 import javax.faces.context.FacesContext;
028 import javax.faces.el.ValueBinding;
029 import java.io.IOException;
030
031 /*
032 * Date: May 31, 2005
033 * Time: 7:47:11 PM
034 */
035 public class UISelectOne extends javax.faces.component.UISelectOne implements SupportsMarkup {
036
037 public static final String COMPONENT_TYPE = "org.apache.myfaces.tobago.SelectOne";
038 public static final String MESSAGE_VALUE_REQUIRED = "tobago.SelectOne.MESSAGE_VALUE_REQUIRED";
039
040 private String[] markup;
041 private Integer tabIndex;
042 private Boolean readonly;
043
044 public void restoreState(FacesContext context, Object state) {
045 Object[] values = (Object[]) state;
046 super.restoreState(context, values[0]);
047 markup = (String[]) values[1];
048 tabIndex = (Integer) values[2];
049 readonly = (Boolean) values[3];
050 }
051
052 public Object saveState(FacesContext context) {
053 Object[] values = new Object[4];
054 values[0] = super.saveState(context);
055 values[1] = markup;
056 values[2] = tabIndex;
057 values[3] = readonly;
058 return values;
059 }
060
061 public void encodeBegin(FacesContext facesContext) throws IOException {
062 // TODO change this should be renamed to DimensionUtils.prepare!!!
063 UILayout.getLayout(this).layoutBegin(facesContext, this);
064 super.encodeBegin(facesContext);
065 }
066
067 public void validate(FacesContext facesContext) {
068 if (isRequired() && !isReadonly()) {
069
070 Object submittedValue = getSubmittedValue();
071 if (submittedValue == null || "".equals(submittedValue)) {
072 FacesMessage facesMessage = MessageFactory.createFacesMessage(
073 facesContext, MESSAGE_VALUE_REQUIRED, FacesMessage.SEVERITY_ERROR);
074 facesContext.addMessage(getClientId(facesContext), facesMessage);
075 setValid(false);
076 }
077 }
078 super.validate(facesContext);
079 }
080
081 public String[] getMarkup() {
082 if (markup != null) {
083 return markup;
084 }
085 return ComponentUtil.getMarkupBinding(getFacesContext(), this);
086 }
087
088 public void setMarkup(String[] markup) {
089 this.markup = markup;
090 }
091
092 public Integer getTabIndex() {
093 if (tabIndex != null) {
094 return tabIndex;
095 }
096 ValueBinding vb = getValueBinding(ATTR_TAB_INDEX);
097 if (vb != null) {
098 Number number = (Number) vb.getValue(getFacesContext());
099 if (number != null) {
100 return Integer.valueOf(number.intValue());
101 }
102 }
103 return null;
104 }
105
106 public void setTabIndex(Integer tabIndex) {
107 this.tabIndex = tabIndex;
108 }
109
110 public boolean isReadonly() {
111 if (readonly != null) {
112 return readonly;
113 }
114 javax.faces.el.ValueBinding vb = getValueBinding(ATTR_READONLY);
115 if (vb != null) {
116 Boolean bool = (Boolean) vb.getValue(getFacesContext());
117 if (bool != null) {
118 return bool;
119 }
120 }
121 return false;
122 }
123
124 public void setReadonly(boolean readonly) {
125 this.readonly = readonly;
126 }
127 }