<?xml version="1.0" encoding="UTF-8"?>
<chapter>
     <table>
	  <title>Component identification parameters </title>
      <tgroup cols="2">
	  <thead>
            <row>
                  <entry>Name</entry>
                  <entry>Value</entry>
            </row>
        </thead>
        <tbody>
		
          <row>
            <entry>listener-class</entry>
            <entry>org.richfaces.event.DropListener</entry>
          </row>
		  <row>
            <entry>event-class</entry>
            <entry>org.richfaces.event.DropEvent</entry>
          </row>
          
          <row>
            <entry>tag-class</entry>
            <entry>org.richfaces.taglib.DropListenerTag</entry>
          </row>
		  
        </tbody>
      </tgroup>
    </table>
	

  <section>
    <title>Creating on a page</title>
    <para>Simple Component definition on a page:</para>

  <para>
      <emphasis role="bold">Example:</emphasis>
 </para>

	<programlisting role="XML"><![CDATA[...
	<rich:dropListener type="demo.Bean"/>
...
]]></programlisting> 
  </section>
  
  <section>
    <title>Dynamical creation of a component from Java code</title>
	  <para>
		  <emphasis role="bold">Example:</emphasis></para>		
	  <programlisting role="JAVA"><![CDATA[package demo;
	  
public class ImplBean implements org.richfaces.event.DropListener{
	...
}
]]></programlisting>

	  <programlisting role="JAVA"><![CDATA[
import demo.ImplBean;
...
ImplBean myListener = new ImplBean();
...
]]></programlisting>
		
  </section>

  <section>
    <title>Key attributes and ways of usage</title>

<para>
The <property>&lt;rich:dropListener&gt;</property> is used as nested tag with components like
<property>&lt;rich:dropSupport&gt;</property>, <property>&lt;rich:tree&gt;</property> and <property>&lt;rich:treeNode&gt;</property>.
</para>
<para>
Attribute <emphasis><property>&quot;type&quot;</property></emphasis> defines the fully qualified Java class name for listener.
This class should implement org.richfaces.event.DropListener interface.
</para>
	
  <para>
      <emphasis role="bold">The typical variant of using:</emphasis>
 </para>

    <programlisting role="XML"><![CDATA[...
<rich:panel style="width:100px;height:100px;">
	<f:facet name="header">Drop Zone</f:facet>
	<rich:dropSupport acceptedTypes="text"> 
		<rich:dropListener type="demo.ListenerBean"/>
	</rich:dropSupport>				
</rich:panel>
...
]]></programlisting> 

  <para>
      <emphasis role="bold">Java bean source:</emphasis>
 </para>

    <programlisting role="JAVA"><![CDATA[package demo;

import org.richfaces.event.DropEvent;

public class ListenerBean implements org.richfaces.event.DropListener{
...	
	public void processDrop(DropEvent arg0){
		//Custom Developer Code 
	}
...
}
]]></programlisting> 
  </section>  
  
</chapter>