/****************************************************************************************************************************

Licensed Materials - Property of IBM 
BI and PM: QFW 
© Copyright IBM Corp. 2005, 2010 
US Government Users Restricted Rights - Use, duplication or disclosure restricted by GSA ADP Schedule Contract with IBM Corp. 

*****************************************************************************************************************************/


var G_QanPrettyPrint = {};

G_QanPrettyPrint.F_OnClick = function( v_elSrc, sFoldingState, sLang )
{
	for( ; v_elSrc &&  v_elSrc.className != "selectTitle" &&  
						v_elSrc.className != "selectAlias" && 
						v_elSrc.className != "itemDef"; 
			v_elSrc = v_elSrc.parentElement );
	if( !v_elSrc )
		return;		

	if( v_elSrc.className == "itemDef" )
		return this.f_itemDefOnClick( v_elSrc, sLang );
		
	var v_elContent;
	var v_elHiddenContent;
	
	var v_elChild = v_elSrc.parentElement.firstChild;
	for( ; v_elChild; v_elChild = v_elChild.nextSibling )
	{
		if( v_elChild.className == "content" || v_elChild.className == "selectNest" )
			v_elContent = v_elChild;

		if( v_elChild.className == "collapsed" )
			v_elHiddenContent = v_elChild;
	}
	
	if( sFoldingState )
	{
		v_elContent.v_sFolding = (sFoldingState == "open")? null: sFoldingState;
	}
	else if( !v_elContent.v_sFolding )
	{
		if( v_elSrc.innerText.toUpperCase() == "FROM" ||
			v_elSrc.innerText.toUpperCase() == "WITH" )
		{
			v_elContent.v_sFolding = "halfOpen";
		}
		else
			v_elContent.v_sFolding = "closed";
	}
	else	
		if( v_elContent.v_sFolding == "halfOpen" )
			v_elContent.v_sFolding = "closed";
		else
			v_elContent.v_sFolding = null;	
		
		
	if( !v_elContent.v_sFolding )		
	{
		v_elContent.style.display = "";		
		v_elHiddenContent.style.display = "none";
	}
	else if( v_elContent.v_sFolding == "halfOpen")
	{
		for( var iAS = 0; iAS < v_elContent.childNodes.length; ++iAS )
		{
			var v_elItem = v_elContent.childNodes[iAS];
			if( v_elItem.className != "item" )
				continue;
			
			var v_elItemDef = v_elItem.firstChild;
			if( v_elItemDef.className != "itemDef" )
				continue;

			var v_elAliasedSelect = v_elItemDef.firstChild;
			
			if( v_elAliasedSelect.className != "aliasedSelect" )
				continue;
				
			for( var iA = 0; iA < v_elAliasedSelect.childNodes.length; ++iA )
			{
				var v_elAlias = v_elAliasedSelect.childNodes[iA];
				if( v_elAlias.className != "selectAlias" )
					continue;
			
				this.F_OnClick( v_elAlias, "closed" );
			}
		}
	}
	else
	{
		v_elContent.style.display = "none";
		if( !v_elHiddenContent )
		{
			v_elHiddenContent = v_elContent.document.createElement( "span" );
			v_elContent.parentElement.insertBefore( v_elHiddenContent, v_elContent );
			v_elHiddenContent.className = "collapsed";
		}
		v_elHiddenContent.style.display = "inline";
	}
}


G_QanPrettyPrint.f_getQanParser = function()
{
	if( !this.f_oQanParser )
		this.f_oQanParser = new C_QanParser();

	return this.f_oQanParser;
}


G_QanPrettyPrint.f_getItemExprType = function( v_elSrc, sLang )
{
	if( sLang == "MDX" )
		return "axisDef";

	for( ; v_elSrc && v_elSrc.className != "selectBlock"; v_elSrc = v_elSrc.parentElement );
	if( !v_elSrc )
		return;

	var v_elTitle = v_elSrc.firstChild;
	if( !v_elTitle || v_elTitle.className != "selectTitle" )
		return;
	
	var v_sBlockType = v_elTitle.innerText;
	
	if( v_sBlockType.toUpperCase() == "FROM" )
		return "fromItemExpr";
	else
		return "itemExpr";
}

G_QanPrettyPrint.f_itemDefOnClick = function( v_elSrc, sLang )
{
	var v_sExprType = this.f_getItemExprType( v_elSrc, sLang );

	var v_elChild = v_elSrc.firstChild;
	for( ; v_elChild; v_elChild = v_elChild.nextSibling )
		if( v_elChild.className == v_sExprType )
			return;
		
	var v_oParser = this.f_getQanParser();
	var v_xmlResult = v_oParser.F_TransformBlockToXML( v_elSrc.innerText.F_LTrim(), v_sExprType, sLang );
	if( !v_xmlResult.nodeType )
		return;

	v_elSrc.onclick		= function() { G_QanPrettyPrint.F_BlockOnClick(); };
	v_elSrc.onmouseover	= function() { G_QanPrettyPrint.F_BlockOnMouseOver(); };
	v_elSrc.onmouseout	= function() { G_QanPrettyPrint.F_BlockOnMouseOut(); };
		
	v_elSrc.innerHTML = v_oParser.F_TransformBlockToHTML( v_xmlResult );
}

G_QanPrettyPrint.f_getEventSrc = function( v_elSrc )
{
	return ( event )? event.srcElement: G_QanApp.F_GetLoggingView().event.srcElement;
}


G_QanPrettyPrint.f_setNextBlockState = function( v_elSrc )
{
	if( !v_elSrc.state )
		v_elSrc.state = "block";
	else if( v_elSrc.state == "block" )
/*		v_elSrc.state = "closed";
	else if( v_elSrc.state == "closed" ) */
		v_elSrc.state = null;	
}


G_QanPrettyPrint.f_getBlockEffectiveSrc = function( v_elSrc )
{
	if( v_elSrc.className != 'binaryOp' &&
		v_elSrc.className != 'fTitle' &&
		v_elSrc.className != 'joinTypeOn' &&
		v_elSrc.className != 'joinType' &&
		v_elSrc.className != 'joinOn' &&
		v_elSrc.className != 'betweenOp' &&
		v_elSrc.className != 'likeOp' &&
		v_elSrc.className != 'paramBlockId' &&
		v_elSrc.className != 'orderBlockId' &&
		v_elSrc.className != 'dimPropTitle' &&
		v_elSrc.className != 'caseOp' &&
		v_elSrc.className != 'when' &&
		v_elSrc.className != 'then' &&
		v_elSrc.className != 'else' )
	{
		return null;
	}
		

	// v_elSrc = this.f_getActiveBlock( v_elSrc );
	if( v_elSrc.className != 'when' &&
		v_elSrc.className != 'then' &&
		v_elSrc.className != 'joinOn' &&
		v_elSrc.className != 'else' )
	{
		return v_elSrc.parentElement;
	}
	
	return v_elSrc;
}


G_QanPrettyPrint.F_BlockOnClick = function()
{
	var v_elSrc = this.f_getEventSrc();
	var v_elInitSrc = v_elSrc;

	v_elSrc = this.f_getBlockEffectiveSrc( v_elSrc );
	if( !v_elSrc )
		return;

	this.f_setNextBlockState( v_elSrc );

	
	var v_elChild = v_elSrc.firstChild;
	for( ; v_elChild; v_elChild = v_elChild.nextSibling )
	{
		if( !v_elChild.style || v_elChild == v_elInitSrc )
			continue;
			
		if( !v_elSrc.state )
		{
			v_elChild.style.width = "";
			v_elChild.style.overflow = "";
			v_elChild.style.height = "";
			v_elChild.style.paddingTop = "";
			v_elChild.style.backgroundColor = "";
			v_elChild.style.marginLeft = "";
			v_elChild.style.marginRight = "";
			v_elChild.style.borderBottom = "";
			v_elChild.style.borderLeft = "";
			v_elChild.style.borderRight = "";
			v_elChild.style.display = "";
			v_elChild.style.paddingLeft = "";
		}
		else if( v_elSrc.state == "block" )
		{
			v_elChild.style.display = "block";
			v_elChild.style.paddingLeft = "1em";
		}
		else if( v_elSrc.state == "closed" )
		{
			v_elChild.style.width = "1em";
			v_elChild.style.height = "0.5em";
			v_elChild.style.overflow = "hidden";
			v_elChild.style.paddingTop = "3em";
			v_elChild.style.backgroundColor = "#F7F7F7";
			v_elChild.style.marginLeft = "2px";
			v_elChild.style.marginRight = "2px";
			v_elChild.style.borderBottom = "#777777 1px solid";
			v_elChild.style.borderLeft = "#777777 1px solid";
			v_elChild.style.borderRight = "#777777 1px solid";
			v_elChild.style.display = "inline";
		}
	}
}


G_QanPrettyPrint.f_getActiveBlock = function( v_elSrc )
{
	var v_elActive = v_elSrc;

	for( ;	v_elActive.className == "unaryOp"	|| 
			v_elActive.className == "binaryOp" ||
 			v_elActive.className == "unaryOp"	|| 
 			v_elActive.className == "joinType"	|| 
 			v_elActive.className == "joinTypeOn"|| 
 			v_elActive.className == "paramBlockId"|| 
 			v_elActive.className == "orderBlockId"|| 
 			v_elActive.className == "fTitle"|| 
 			v_elActive.className == "qnames";  )
	{
		v_elActive = v_elActive.parentElement;
	}
	
	return (v_elActive)? v_elActive: v_elSrc;
}

G_QanPrettyPrint.F_BlockOnMouseOver = function()
{
	this.f_blockHightlight("#DDDDDD");
}

G_QanPrettyPrint.F_BlockOnMouseOut = function()
{
	this.f_blockHightlight( "" );
}


G_QanPrettyPrint.f_blockHightlight = function(sColor )
{
	var v_elSrc = this.f_getEventSrc();
	var v_elInitSrc = v_elSrc;

	v_elSrc = this.f_getBlockEffectiveSrc( v_elSrc );
	if( !v_elSrc )
		return;

	var v_elChild = v_elSrc.firstChild;
	for( ; v_elChild; v_elChild = v_elChild.nextSibling )
	{
		if( !v_elChild.style || v_elChild == v_elInitSrc ||
			v_elChild == v_elInitSrc.parentElement)
		{
			continue;
		}
			
		v_elChild.style.backgroundColor = sColor;
	}
}