[richfaces-svn-commits] JBoss Rich Faces SVN: r2414 - in trunk/framework/impl/src/main: javascript/ajaxjsf and 1 other directory.

[richfaces-svn-commits at lists.jboss.org]

Author: dbiatenia
Date: 2007-08-22 15:59:04 -0400 (Wed, 22 Aug 2007)
New Revision: 2414

Modified:
   trunk/framework/impl/src/main/java/org/ajax4jsf/renderkit/AjaxRendererUtils.java
   trunk/framework/impl/src/main/javascript/ajaxjsf/JSFAJAX.js
Log:
new attribute 'beforeupdate' added, js-function will be invoked before updating DOM-tree on the page

Modified: trunk/framework/impl/src/main/java/org/ajax4jsf/renderkit/AjaxRendererUtils.java
===================================================================
--- trunk/framework/impl/src/main/java/org/ajax4jsf/renderkit/AjaxRendererUtils.java	2007-08-22 19:47:53 UTC (rev 2413)
+++ trunk/framework/impl/src/main/java/org/ajax4jsf/renderkit/AjaxRendererUtils.java	2007-08-22 19:59:04 UTC (rev 2414)
@@ -77,10 +77,17 @@
 	public static final String STATUS_ATTR_NAME = "status";
 
 	/**
-	 * Attribute for keep JavaScript funtion name for call after complete
+	 * Attribute for keep JavaScript function name for call after complete
 	 * request.
 	 */
 	public static final String ONCOMPLETE_ATTR_NAME = "oncomplete";
+	
+	/**
+	 * Attribute for keep JavaScript function name for call before updating
+	 * DOM tree.
+	 */
+	public static final String BEFOREUPDATE_ATTR_NAME = "beforeupdate";
+	
 
 	/**
 	 * Attribute to keep
@@ -292,6 +299,19 @@
 
 			options.put("oncomplete", function);
 		}
+		
+		String beforeupdate = getAjaxBeforeUpdate(uiComponent);
+		if (null != beforeupdate) {
+			JSFunctionDefinition function = new JSFunctionDefinition();
+			function.addParameter("request");
+			function.addParameter("event");
+			function.addParameter("data");
+			function.addToBody(beforeupdate);
+
+			options.put("beforeupdate", function);
+		}
+		
+		
 		String status = getAjaxStatus(uiComponent);
 		if (null != status) {
 			options.put("status", status);
@@ -561,6 +581,22 @@
 	}
 
 	/**
+	 * Get function name for call before update DOM.
+	 * 
+	 * @param component
+	 *            for wich calculate function name
+	 * @return name of JavaScript function or <code>null</code>
+	 */
+	public static String getAjaxBeforeUpdate(UIComponent component) {
+		if (component instanceof AjaxComponent) {
+			return ((AjaxComponent) component).getBeforeUpdate();
+
+		}
+		return (String) component.getAttributes().get(ONCOMPLETE_ATTR_NAME);
+	}
+	
+	
+	/**
 	 * Calculate, must be component render only given areas, or all sended from
 	 * server.
 	 * 

Modified: trunk/framework/impl/src/main/javascript/ajaxjsf/JSFAJAX.js
===================================================================
--- trunk/framework/impl/src/main/javascript/ajaxjsf/JSFAJAX.js	2007-08-22 19:47:53 UTC (rev 2413)
+++ trunk/framework/impl/src/main/javascript/ajaxjsf/JSFAJAX.js	2007-08-22 19:59:04 UTC (rev 2414)
@@ -672,6 +672,13 @@
 	         	}
           	} else {
 			  if(req.getParserStatus() == Sarissa.PARSED_OK){
+
+				// perform beforeupdate if exists			  	
+				if(options.beforeupdate){
+   					LOG.debug( "Call request beforeupdate function before replacing elemements" );
+	     			options.beforeupdate(req, req.domEvt, req.getJSON('_ajax:data'));
+				}
+				
 				var idsFromResponse = req.getResponseHeader("Ajax-Update-Ids");
         // 3 strategy for replace :
         // if setted affected parameters - replace its