<?xml version="1.0" encoding="UTF-8" ?>
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  regarding copyright ownership.  The ASF licenses this file
  to you under the Apache License, Version 2.0 (the
  "License"); you may not use this file except in compliance
  with the License.  You may obtain a copy of the License at
  
      http://www.apache.org/licenses/LICENSE-2.0
    	  
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  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
  KIND, either express or implied.  See the License for the
  specific language governing permissions and limitations
  under the License.
  
-->
<library>
    

<!--- common TurnOverList view class. -->
<class name="turnOverListOrderedPaged" extends="turnOverListPaged">
    
    <attribute name="currentSelectedOrder" value="null" />
    
    <event name="onUpdateOrder" />
    
    <method name="updateOrder" args="itemRef">
        <![CDATA[
	        //only do that if the previous orderBy != new orderby
	        //if (this.currentSelectedOrder == null || 
            //        this.currentSelectedOrder.orderBy != itemRef.orderBy){
	        if (itemRef.isSelected) {
	            itemRef.asc = !itemRef.asc;
	        } else {
	            itemRef.isSelected = true;
	        }
	        if (itemRef.asc) {
	            itemRef._sortUp.setAttribute('visibility','hidden');
	            itemRef._sortDown.setAttribute('visibility','visible');
	        } else {
	            itemRef._sortUp.setAttribute('visibility','visible');
	            itemRef._sortDown.setAttribute('visibility','hidden'); 
	        }
	        
	        //do not perform search on initial Selection
	        var isInitSelect = false;
	        if (this.currentSelectedOrder != null) {
                if (this.currentSelectedOrder.orderBy != itemRef.orderBy) {
		            this.currentSelectedOrder.isSelected = false;
		            this.currentSelectedOrder._sortUp.setAttribute('visibility','hidden');
		            this.currentSelectedOrder._sortDown.setAttribute('visibility','hidden'); 
                }
	        } else {
	            isInitSelect = true;
	        }
	        this.currentSelectedOrder = itemRef;
	        
	        if ($debug) Debug.write("updateOrder: ",itemRef,itemRef.orderBy,itemRef.asc,isInitSelect);
	        this.setAttribute('orderby',itemRef.orderBy);
	        this.setAttribute('asc',itemRef.asc);
	        
	        if (!isInitSelect){
            	this.onUpdateOrder.sendEvent(itemRef);
            }
	        //}
        ]]>
    </method>

</class>

</library>