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 }