treenode.lzx

<!-- sample tree node implementation; inherits baseopttreenode-->
<library>
    <include href="resources.lzx"/>
    <include href="incubator/opttree/baseopttreenode.lzx"/>
    
    <class name="treenode" extends="baseopttreenode">
        <view resource="folder" frame="${ classroot.open ? 2 : 1 }"/>

        <attribute name="mousein" value="false"/>

        <attribute name="bgcolor" value="${ mousein ? 0xCCCCEE  :                                             ( highlight ? 0xEECCCC : null ) }"/>

        <text name="label" x="22" datapath="@name"/>

        <handler name="onmouseover">
            this.setAttribute( "mousein", true );
        </handler>

        <handler name="onmouseout">
            this.setAttribute( "mousein", false );
        </handler>

        <method name="setSelected" args="s">
            label.setAttribute( "fgcolor", s ? 0xFF0000 : 0x000000 );
        </method>

        <handler name="onclick">
             
            parent.setOpen( datapath.p, !open );
            parent.select( this );
            
        </handler>

        <handler name="onopen">
             
            if ( !open ) return;
            var p = datapath.p;
            if ( !p ) return;
            var cn = p.childNodes;
            if ( !cn || !cn.length ){
                gDataMan.loadAdditionalTreeData( p );
            }
            
        </handler>

    </class>
</library>
<!-- * X_LZ_COPYRIGHT_BEGIN ***************************************************
* Copyright 2006, 2008-2009 Laszlo Systems, Inc. All Rights Reserved.                    *
* Use is subject to license terms.                                            *
* X_LZ_COPYRIGHT_END ****************************************************** -->
<!-- @LZX_VERSION@                                                         -->