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