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 org.apache.myfaces.tobago.TobagoConstants; 021 import static org.apache.myfaces.tobago.TobagoConstants.ATTR_HEIGHT; 022 import static org.apache.myfaces.tobago.TobagoConstants.ATTR_LEFT; 023 import static org.apache.myfaces.tobago.TobagoConstants.ATTR_TOP; 024 import static org.apache.myfaces.tobago.TobagoConstants.ATTR_WIDTH; 025 import org.apache.myfaces.tobago.ajax.api.AjaxComponent; 026 027 import javax.faces.component.NamingContainer; 028 import javax.faces.component.UIComponent; 029 import javax.faces.context.FacesContext; 030 import javax.faces.el.ValueBinding; 031 import java.io.IOException; 032 import java.util.Iterator; 033 034 public class UIPopup extends UIPanelBase implements NamingContainer, AjaxComponent { 035 036 public static final String COMPONENT_TYPE = "org.apache.myfaces.tobago.Popup"; 037 038 private String width; 039 private String height; 040 private String left; 041 private String top; 042 private boolean activated; 043 private Boolean modal; 044 045 public void setActivated(boolean activated) { 046 this.activated = activated; 047 addToPage(); 048 } 049 050 public void processDecodes(FacesContext facesContext) { 051 if (isSubmitted()) { 052 for (Iterator it = getFacetsAndChildren(); it.hasNext();) { 053 UIComponent childOrFacet = (UIComponent) it.next(); 054 childOrFacet.processDecodes(facesContext); 055 } 056 try { 057 decode(facesContext); 058 } catch (RuntimeException e) { 059 facesContext.renderResponse(); 060 throw e; 061 } 062 addToPage(); 063 } 064 } 065 066 public boolean isRendered() { 067 ValueBinding valueBinding = getValueBinding("rendered"); 068 if (valueBinding != null) { 069 return (Boolean) valueBinding.getValue(getFacesContext()); 070 } else { 071 return isActivated() || isRedisplay(); 072 } 073 } 074 075 private boolean isSubmitted() { 076 String action = ComponentUtil.findPage(getFacesContext(), this).getActionId(); 077 return action != null && action.startsWith(getClientId(getFacesContext()) + SEPARATOR_CHAR); 078 } 079 080 private boolean isRedisplay() { 081 if (isSubmitted()) { 082 UIPage page = ComponentUtil.findPage(getFacesContext(), this); 083 String action = page.getActionId(); 084 if (action != null) { 085 UIComponent command = page.findComponent(SEPARATOR_CHAR + action); 086 if (command != null && command instanceof UICommand) { 087 return !(command.getAttributes().get(TobagoConstants.ATTR_POPUP_CLOSE) != null); 088 } 089 } 090 } 091 return false; 092 } 093 094 private boolean isActivated() { 095 return activated; 096 } 097 098 public void encodeBegin(FacesContext facesContext) throws IOException { 099 super.encodeBegin(facesContext); 100 } 101 102 public void processValidators(FacesContext context) { 103 if (isSubmitted()) { 104 for (Iterator it = getFacetsAndChildren(); it.hasNext();) { 105 UIComponent childOrFacet = (UIComponent) it.next(); 106 childOrFacet.processValidators(context); 107 } 108 //TODO: check if validation has faild and reset rendered if needed 109 if (context.getRenderResponse()) { 110 setActivated(true); 111 } 112 } 113 } 114 115 public void processUpdates(FacesContext context) { 116 if (isSubmitted()) { 117 for (Iterator it = getFacetsAndChildren(); it.hasNext();) { 118 UIComponent childOrFacet = (UIComponent) it.next(); 119 childOrFacet.processUpdates(context); 120 } 121 } 122 } 123 124 125 public void setParent(UIComponent uiComponent) { 126 super.setParent(uiComponent); 127 // XXX find a better way 128 addToPage(); 129 } 130 131 public Object saveState(FacesContext context) { 132 Object[] saveState = new Object[7]; 133 saveState[0] = super.saveState(context); 134 saveState[1] = width; 135 saveState[2] = height; 136 saveState[3] = left; 137 saveState[4] = top; 138 saveState[5] = activated; 139 saveState[6] = modal; 140 return saveState; 141 } 142 143 public void restoreState(FacesContext context, Object savedState) { 144 Object[] values = (Object[]) savedState; 145 super.restoreState(context, values[0]); 146 width = (String) values[1]; 147 height = (String) values[2]; 148 left = (String) values[3]; 149 top = (String) values[4]; 150 activated = (Boolean) values[5]; 151 modal = (Boolean) values[6]; 152 } 153 154 public String getWidth() { 155 if (width != null) { 156 return width; 157 } 158 ValueBinding vb = getValueBinding(ATTR_WIDTH); 159 if (vb != null) { 160 Object value = vb.getValue(getFacesContext()); 161 return value != null ? value.toString() : null; 162 } else { 163 return null; 164 } 165 } 166 167 public void setWidth(String width) { 168 this.width = width; 169 } 170 171 public String getHeight() { 172 if (height != null) { 173 return height; 174 } 175 ValueBinding vb = getValueBinding(ATTR_HEIGHT); 176 if (vb != null) { 177 Object value = vb.getValue(getFacesContext()); 178 return value != null ? value.toString() : null; 179 } else { 180 return null; 181 } 182 } 183 184 public void setHeight(String height) { 185 this.height = height; 186 } 187 188 public String getLeft() { 189 if (left != null) { 190 return left; 191 } 192 ValueBinding vb = getValueBinding(ATTR_LEFT); 193 if (vb != null) { 194 Object value = vb.getValue(getFacesContext()); 195 return value != null ? value.toString() : null; 196 } else { 197 return null; 198 } 199 } 200 201 public void setLeft(String left) { 202 this.left = left; 203 } 204 205 public String getTop() { 206 if (top != null) { 207 return top; 208 } 209 ValueBinding vb = getValueBinding(ATTR_TOP); 210 if (vb != null) { 211 Object value = vb.getValue(getFacesContext()); 212 return value != null ? value.toString() : null; 213 } else { 214 return null; 215 } 216 } 217 218 public void setTop(String top) { 219 this.top = top; 220 } 221 222 public boolean isModal() { 223 if (modal != null) { 224 return modal; 225 } 226 ValueBinding vb = getValueBinding(TobagoConstants.ATTR_MODAL); 227 if (vb != null) { 228 return (Boolean.TRUE.equals(vb.getValue(getFacesContext()))); 229 } else { 230 return true; 231 } 232 } 233 234 public void setModal(boolean modal) { 235 this.modal = modal; 236 } 237 238 private void addToPage() { 239 UIPage page = ComponentUtil.findPage(getFacesContext(), this); 240 if (page != null) { 241 page.getPopups().add(this); 242 } 243 } 244 245 public void encodeEnd(FacesContext context) throws IOException { 246 super.encodeEnd(context); 247 activated = false; 248 } 249 250 public void encodeAjax(FacesContext facesContext) throws IOException { 251 super.encodeAjax(facesContext); 252 activated = false; 253 } 254 }