xmlseltree.js

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	var oOldLabel ;

	oNewLabel	= GetChildElement(p_oSrcElement, "label") ;
	
	if (m_oConfig.bChangeLeafImg)
	{
		var cType	= p_oSrcElement.type;		

		if (cType == "leaf")
		{
			oImg		= GetChildElement(p_oSrcElement, "img") ;
			oImg.src	= GetImgSrc(oImg.src,3) ;	// 改变图标
		}

		if ( (m_oConfig.oCurrentNode != "moonpiazza") && (p_oSrcElement != m_oConfig.oCurrentNode) )
		{
			if (m_oConfig.oCurrentNode.type == "leaf")
			{
				oImg		= GetChildElement(m_oConfig.oCurrentNode, "img") ;
				oImg.src	= GetImgSrc(oImg.src,0) ;	// 改变图标				
			}		
		}
	}

	if (oNewLabel != null)
    {
		oNewLabel.className	= m_oConfig.sClsCurrentFocus ;
		oNewLabel.classType	= m_oConfig.sClsCurrentFocus ;

		if ( (m_oConfig.oCurrentNode != "moonpiazza") && (p_oSrcElement != m_oConfig.oCurrentNode) )
		{
				oOldLabel	= GetChildElement(m_oConfig.oCurrentNode, "label") ;

				if (oOldLabel != null)
				{
					oOldLabel.className	= "" ;
					oOldLabel.classType	= "" ;
				}
		}
		
		m_oConfig.oCurrentNode	= p_oSrcElement ;
	}
}


/************************************************
** UpdateMessages(p_oSrcElement)
************************************************/
function UpdateMessages(p_oSrcElement)
{
    oLabel	= GetChildElement(p_oSrcElement, "label") ;
    if(oLabel != null)
    {
        window.defaultStatus	= oLabel.caption ;
        //top.document.title	= oLabel.title ;
    }
}


/************************************************
** LoadNodeContent(p_oSrcElement)
************************************************/
function LoadNodeContent(p_oSrcElement)
{
    var oLabel ;
    var oLink ;

    oLabel = GetChildElement(p_oSrcElement, "label") ;

    if (oLabel != null)
    {
        oLink	= GetChildElement(oLabel, "link")
        if (oLink != null)
        {

            var sHref		= String(oLink.href) ;
            //alert(oLink.innerHTML);
            //alert(oLink.href);
            var orgid = oLink.href.substring(oLink.href.indexOf('orgid=')+6, oLink.href.indexOf('&OrgCode='));
            //alert(orgid);

			if(oLink.target)
            {
				GoLink(sHref, oLink.target, orgid, oLink.innerHTML) ;
            }
        }
    }
}


/************************************************
** ScrollIntoView(p_oSrcElement)
************************************************/
function ScrollIntoView(p_oSrcElement)
{
	if (m_oConfig.bAutoScroll)
	{
		var nY = p_oSrcElement.offsetTop - (window.document.body.clientHeight / 2) ;
		var nX = p_oSrcElement.offsetLeft - 15 ;
		window.scrollTo(nX, nY) ;
	}
}



//-------------------------------------------------------------------------------------------------
//						节点事件 (子孙节点数据读取、显示、隐藏)
//-------------------------------------------------------------------------------------------------

/************************************************
** FoldElseBranch(p_oSrcElement)
************************************************/
function FoldElseBranch(p_oSrcElement)
{
	if (m_oConfig.oCurrentNode == p_oSrcElement)
	{
		return ;
	}

	if (m_oConfig.oCurrentNode != "moonpiazza")
	{
		var bIsAncestorNode		= false;
		var bIsOffspringNode	= false;

			bIsAncestorNode		= IsAncestorNode(m_oConfig.oCurrentNode, p_oSrcElement) ;

		if ( !bIsAncestorNode )
		{
			bIsOffspringNode	= IsAncestorNode(p_oSrcElement, m_oConfig.oCurrentNode) ;

			if ( !bIsOffspringNode )
			{
				FoldOffspringNode(p_oSrcElement.parentElement) ;			// 隐藏子孙节点

				FoldNode(m_oConfig.oCurrentNode) ;							// 隐藏自身

				FoldAncestorNode(p_oSrcElement, m_oConfig.oCurrentNode);		// 隐藏祖先节点		
			}
		}


	}	
}


/************************************************
** FoldOffspringNode(p_oSrcElement)
************************************************/
function FoldOffspringNode(p_oSrcElement)
{				
	var i	= 0 ;
	var oChildren ;
	oChildren	= p_oSrcElement.children ;

	if (oChildren != null)
	{
		for (i=0; i < oChildren.length; i++)
		{
			FoldNode( oChildren[i] ) ;
			if (oChildren[i].type == "branch")
			{
				var oContainerElement = GetChildElement(oChildren[i], "container") ;

				FoldOffspringNode(oContainerElement) ;
			}

		}
	}
}


/*************************************************************************
** FoldAncestorNode(p_oSrcElement, p_oTargetNode)
*************************************************************************/
function FoldAncestorNode(p_oSrcElement, p_oTargetNode)
{				
	var oSrcParentNode	= GetParentElement(p_oSrcElement) ;
	var oTargetNode		= GetParentElement(p_oTargetNode) ;
		
	while (oTargetNode != null)
	{
		if (oTargetNode == oSrcParentNode) 
		{
			break ;
		}
		FoldNode(oTargetNode) ;
		
		oTargetNode	= GetParentElement(oTargetNode) ;
	}		
}



/************************************************
** ShowHideNode(p_oSrcElement)
************************************************/
function ShowHideNode(p_oSrcElement)
{

	if (p_oSrcElement.state == "shown")
	{
		FoldNode(p_oSrcElement) ;
	}
	else
	{
		if (!m_oConfig.bShowElseBranch)
		{
			FoldElseBranch(p_oSrcElement) ;
		}

		OutspreadNode(p_oSrcElement) ;		
	}

}


/************************************************
** FoldNode(p_oSrcElement)
************************************************/
function FoldNode(p_oSrcElement)
{
	var oContainerElement ;
	var oImg ;

	oContainerElement = GetChildElement(p_oSrcElement, "container") ;

	if (oContainerElement != null)
	{
		oImg	= GetChildElement(p_oSrcElement, "img") ;

		p_oSrcElement.state			= "hidden" ;

		oContainerElement.className	= "hide" ;

		oImg.src	= GetImgSrc(oImg.src,1) ;	// 改变图标
		
	 
		if (IsAncestorNode(m_oConfig.oCurrentNode, p_oSrcElement)==true)
		{
			SelectNode(p_oSrcElement) ;
		}
	}
}


/************************************************
** IsAncestorNode(p_oSrcElement, p_oTargetNode)
************************************************/
function IsAncestorNode(p_oSrcElement, p_oTargetNode)
{
	var oTmpElement ;
	var bReturnValue	= false ;

	oTmpElement	= GetParentElement(p_oSrcElement) ;

	while (oTmpElement != null)
	{
		if (oTmpElement == p_oTargetNode)
		{
			bReturnValue	= true ;
			break ;
		}

		oTmpElement	= GetParentElement(oTmpElement) ;
	}

	return bReturnValue ;
}


/************************************************
** OutspreadNode(p_oSrcElement)
************************************************/
function OutspreadNode(p_oSrcElement)
{
	var oContainerElement ;
	var oImg ;
	var oLabel ;

	oContainerElement	= GetChildElement(p_oSrcElement, "container") ;
	
	if (oContainerElement != null)
	{
		oImg	= GetChildElement(p_oSrcElement, "img") ;

		if (oImg != null)
		{
			p_oSrcElement.state			= "shown" ;

			oContainerElement.className	= "shown" ;

			oImg.src	= GetImgSrc(oImg.src,2) ;	// 改变图标

			if (!m_oConfig.bDataAsync)
			{
				var i;			
				var oDivContainer	= oContainerElement.getElementsByTagName("Div") ;
				var nLen	= oDivContainer.length;
				for (i=0; i<nLen; i++)
				{
					if ('shown' == oDivContainer[i].state)
					{
						//oDivContainer[i].parentElement.state	= "hidden" ;
						FoldNode(oDivContainer[i]);
					}
				}
			}

			LoadChildren(p_oSrcElement) ;
		}
	}
}


/************************************************
** LoadChildren(p_oSrcElement)
************************************************/
function LoadChildren(p_oSrcElement)
{
    var cXMLSrc ;
    var oLabel ;
    var oContainerElement	= GetChildElement(p_oSrcElement, "container") ;

    if (oContainerElement != null)
    {
		oLabel = GetChildElement(p_oSrcElement, "label")
		
	    if ( (oContainerElement.children.length == 0) || ( (!m_oConfig.bDataAsync) && (oContainerElement.children.length > 0) ) )
        {       
            if (oLabel != null)
            {
                cXMLSrc	= oLabel.xmlsrc ;
                GetXML(cXMLSrc, oContainerElement) ;
				//return true ;
            }            
        }

		if (m_oConfig.bUseCheck)
		{
			var oTargetNode	= GetChildElement(p_oSrcElement, "checkbox") ;
			if (null != oTargetNode)
			{
				SetChildrenCheck(oTargetNode, false) ;
			}
		}
    }

    return  ;
}



//-------------------------------------------------------------------------------------------------
//					Mouse 事件 (Click) and (Down, Over, Out)
//-------------------------------------------------------------------------------------------------

/************************************************
** MouseClick(p_oSrcElement)
************************************************/
function MouseClick(p_oSrcElement)
{
	var sSrcElementType	= p_oSrcElement.type ;
	var oTargetNode		= p_oSrcElement.parentElement ;

	if (sSrcElementType == "label")
	{
//		ShowHideNode(oTargetNode) ;
		SelectNode(oTargetNode) ;	

		if (m_oConfig.bAutoGoFisrtLeaf)
		{
			var	oParentElement		= GetParentElement(p_oSrcElement) ;
			var oContainerElement	= GetChildElement(p_oSrcElement.parentElement, "container") ;
			if (null != oContainerElement)
				GoFisrtLink(oContainerElement.getElementsByTagName("DIV")[0]) ;
		}	
		
		return ;
	}
    else if(sSrcElementType == "img")
    {		
		if (oTargetNode.type == "leaf")
		{
			ShowHideNode(oTargetNode) ;
			SelectNode(oTargetNode) ;
		}
		else
		{
			if (m_oConfig.bImgAsync) 
			{
				ShowHideNode(oTargetNode) ;
			}
			else
			{				
				ShowHideNode(oTargetNode) ;
				SelectNode(oTargetNode) ;
			}
			
		}

		return ;
	}
    else if(sSrcElementType == "checkbox")
    {
		if (m_oConfig.bCheckShowBranch)
		{
			MouseClick(GetChildElement(p_oSrcElement.parentElement, "label"));
		}

		if (!m_oConfig.bCheckAsync)
		{
			oTargetNode	= p_oSrcElement.parentElement ;
			SelectNode(oTargetNode) ;
		}

		if ("" != p_oSrcElement.src)
		{
			SetOneCheckData(p_oSrcElement);	
		}

		SetCheck(p_oSrcElement, true) ;

		return ;
	}
}


/************************************************
** Mouse 事件 (Down, Over, Out)
** NodeMouseDown(p_oSrcElement)
** NodeMouseOver(p_oSrcElement)
** NodeMouseOut(p_oSrcElement)
** ChangeNodeCls(p_oSrcElement, p_sClassName)
************************************************/
function NodeMouseDown(p_oSrcElement)
{
	return ChangeNodeCls(p_oSrcElement, m_oConfig.sClsMouseDown) ;
}

function NodeMouseOver(p_oSrcElement)
{
	return ChangeNodeCls(p_oSrcElement, m_oConfig.sClsMouseOver) ;
}

function NodeMouseOut(p_oSrcElement)
{
	return ChangeNodeCls(p_oSrcElement, "") ;
}

function ChangeNodeCls(p_oSrcElement, p_sClassName)
{
	if (p_sClassName == "")
	{
		p_oSrcElement.className	= p_oSrcElement.classType ;
	}
	else
	{
		p_oSrcElement.className	= p_sClassName ;
	}			

	return true ;
}