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//
// This script was created
// by Mircho Mirev
// mo /mo@momche.net/
//
// :: feel free to use it BUT
// :: if you want to use this code PLEASE send me a note
// :: and please keep this disclaimer intact
//
// This in fact is a simple dom iterator
// requires: mobrowser.js
function cDomExtension( hParent, aSelectors, hInitFunction )
{
this.hParent = hParent
this.aSelectors = aSelectors
this.hInitFunction = hInitFunction
}
cDomExtensionManager =
{
aExtensions : new Array()
}
cDomExtensionManager.register = function( hDomExtension )
{
cDomExtensionManager.aExtensions.push( hDomExtension )
}
cDomExtensionManager.initSelector = function( hParent, sSelector, hInitFunction )
{
var hSelectorRegEx
var hAttributeRegEx
var aSelectorData
var aAttributeData
var sAttribute
hSelectorRegEx = /([a-z0-9_]*)\[?([^\]]*)\]?/i
hAttributeRegEx = /([a-z0-9_]*)([\*\^\$]?)(=?)(([a-z0-9_=]*))/i
if( hSelectorRegEx.test( sSelector ) && !/[@#\.]/.test( sSelector ) )
{
aSelectorData = hSelectorRegEx.exec( sSelector )
if( aSelectorData[ 1 ] != '' )
{
hGroup = hParent.getElementsByTagName( aSelectorData[ 1 ].toLowerCase() )
for( nI = 0; nI < hGroup.length; nI ++ )
{
hGroup[ nI ].markExt = true
}
for( nI = 0; nI < hGroup.length; nI ++ )
{
if( !hGroup[ nI ].markExt )
{
continue
}
else
{
hGroup[ nI ].markExt = false
}
if( aSelectorData[ 2 ] == '' )
{
if( hGroup[ nI ].tagName.toLowerCase() == aSelectorData[ 1 ].toLowerCase() )
{
hInitFunction( hGroup[ nI ] )
}
}
else
{
aAttributeData = hAttributeRegEx.exec( aSelectorData[ 2 ] )
if( aAttributeData[ 1 ] == 'class' )
{
sAttribute = hGroup[ nI ].className
}
else
{
sAttribute = hGroup[ nI ].getAttribute( aAttributeData[ 1 ] )
}
if( sAttribute != null && sAttribute.length > 0 )
{
if( aAttributeData[ 3 ] == '=' )
{
if( aAttributeData[ 2 ] == '' )
{
if( sAttribute == aAttributeData[4] )
{
hInitFunction( hGroup[ nI ] )
}
}
else
{
switch( aAttributeData[ 2 ] )
{
case '^' : if( sAttribute.indexOf( aAttributeData[ 4 ] ) == 0 )
{
hInitFunction( hGroup[ nI ] )
}
break
case '$' : if( sAttribute.lastIndexOf( aAttributeData[ 4 ] ) == sAttribute.length - aAttributeData[ 4 ].length )
{
hInitFunction( hGroup[ nI ] )
}
break
case '*' : if( sAttribute.indexOf( aAttributeData[ 4 ] ) >= 0 )
{
hInitFunction( hGroup[ nI ] )
}
break
}
}
}
else
{
hInitFunction( hGroup[ nI ] )
}
}
}
}
//we have the new implementation - css3 style selectors, so return
return
}
}
hSelectorRegEx = /([a-z0-9_]*)([\.#@]?)([a-z0-9_=~]*)/i
hAttributeRegEx = /([a-z0-9_]*)([=~])?([a-z0-9_]*)/i
aSelectorData = hSelectorRegEx.exec( sSelector )
if( aSelectorData[ 1 ] != '' )
{
var hGroup = hParent.getElementsByTagName( aSelectorData[ 1 ] )
for( nI = 0; nI < hGroup.length; nI ++ )
{
hGroup[ nI ].markExt = true
}
for( nI = 0; nI < hGroup.length; nI ++ )
{
if( !hGroup[ nI ].markExt )
{
continue
}
else
{
hGroup[ nI ].markExt = false
}
if( aSelectorData[ 2 ] != '' )
{
switch( aSelectorData[ 2 ] )
{
case '.' : if( hGroup[ nI ].className == aSelectorData[ 3 ] )
{
hInitFunction( hGroup[ nI ] )
}
break
case '#' : if( hGroup[ nI ].id == aSelectorData[ 3 ] )
{
hInitFunction( hGroup[ nI ] )
}
break
case '@' : aAttributeData = hAttributeRegEx.exec( aSelectorData[ 3 ] )
sAttribute = hGroup[ nI ].getAttribute( aAttributeData[ 1 ] )
if( sAttribute != null && sAttribute.length > 0 )
{
if( aAttributeData[ 3 ] != '' )
{
if( aAttributeData[ 2 ] == '=' )
{
if( sAttribute == aAttributeData[ 3 ] )
{
hInitFunction( hGroup[ nI ] )
}
}
else /* the case is like ~ */
{
if( sAttribute.indexOf( aAttributeData[ 3 ] ) >= 0 )
{
hInitFunction( hGroup[ nI ] )
}
}
}
else
{
hInitFunction( hGroup[ nI ] )
}
}
break
}
}
}
}
}
cDomExtensionManager.initialize = function()
{
var hDomExtension = null
var aSelectors
for( var nKey in cDomExtensionManager.aExtensions )
{
aSelectors = cDomExtensionManager.aExtensions[ nKey ].aSelectors
for( var nKey2 in aSelectors )
{
cDomExtensionManager.initSelector( cDomExtensionManager.aExtensions[ nKey ].hParent, aSelectors[ nKey2 ], cDomExtensionManager.aExtensions[ nKey ].hInitFunction )
}
}
}
if( window.addEventListener )
{
window.addEventListener( 'load', cDomExtensionManager.initialize, false )
}
else if( window.attachEvent )
{
window.attachEvent( 'onload', cDomExtensionManager.initialize )
}
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