001 package org.apache.myfaces.tobago.renderkit; 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.commons.lang.StringUtils; 021 import org.apache.myfaces.tobago.layout.Measure; 022 import org.apache.myfaces.tobago.model.PageState; 023 import org.slf4j.Logger; 024 import org.slf4j.LoggerFactory; 025 import org.apache.myfaces.tobago.internal.component.AbstractUIPage; 026 import org.apache.myfaces.tobago.layout.Box; 027 import org.apache.myfaces.tobago.util.ComponentUtils; 028 029 import javax.faces.component.UIComponent; 030 import javax.faces.context.FacesContext; 031 import java.util.StringTokenizer; 032 033 public class PageRendererBase extends LayoutComponentRendererBase { 034 035 private static final Logger LOG = LoggerFactory.getLogger(PageRendererBase.class); 036 037 public void decode(FacesContext facesContext, UIComponent component) { 038 if (component instanceof AbstractUIPage) { 039 AbstractUIPage page = (AbstractUIPage) component; 040 041 decodeActionPosition(facesContext, page); 042 decodePageState(facesContext, page); 043 } 044 } 045 046 private void decodeActionPosition(FacesContext facesContext, AbstractUIPage page) { 047 String actionIdName = page.getClientId(facesContext) + ComponentUtils.SUB_SEPARATOR + "form-action"; 048 String newActionId = (String) facesContext.getExternalContext().getRequestParameterMap().get(actionIdName); 049 if (LOG.isDebugEnabled()) { 050 LOG.debug("action = " + newActionId); 051 } 052 page.setActionId(newActionId); 053 054 try { 055 String actionPositionName = page.getClientId(facesContext) + ComponentUtils.SUB_SEPARATOR + "action-position"; 056 String actionPositionString = (String) 057 facesContext.getExternalContext().getRequestParameterMap().get(actionPositionName); 058 if (LOG.isDebugEnabled()) { 059 LOG.debug("actionPosition='" + actionPositionString + "'"); 060 } 061 if (StringUtils.isNotEmpty(actionPositionString)) { 062 Box actionPosition = new Box(actionPositionString); 063 page.setActionPosition(actionPosition); 064 } else { 065 page.setActionPosition(null); 066 } 067 } catch (Exception e) { 068 LOG.warn("Can't analyse parameter for action-position", e); 069 } 070 } 071 072 @SuppressWarnings("unchecked") 073 private void decodePageState(FacesContext facesContext, AbstractUIPage page) { 074 String name; 075 String value = null; 076 try { 077 name = page.getClientId(facesContext) + ComponentUtils.SUB_SEPARATOR + "form-clientDimension"; 078 value = (String) facesContext.getExternalContext().getRequestParameterMap().get(name); 079 if (value != null) { 080 StringTokenizer tokenizer = new StringTokenizer(value, ";"); 081 Measure width = Measure.parse(tokenizer.nextToken()); 082 Measure height = Measure.parse(tokenizer.nextToken()); 083 // XXX remove me later 084 PageState pageState = page.getPageState(facesContext); 085 if (pageState != null) { 086 pageState.setClientWidth(width.getPixel()); 087 pageState.setClientHeight(height.getPixel()); 088 } 089 facesContext.getExternalContext().getRequestMap().put("tobago-page-clientDimension-width", width); 090 facesContext.getExternalContext().getRequestMap().put("tobago-page-clientDimension-height", height); 091 } 092 } catch (Exception e) { 093 LOG.error("Error in decoding state: value='" + value + "'", e); 094 } 095 } 096 }