private Component createSingleXmlEditor ( final Theme theme, final String xml, final ResourceFile xmlFile )
{
final WebSyntaxArea xmlEditor = new WebSyntaxArea ( xml, SyntaxPreset.xml );
xmlEditor.applyPresets ( SyntaxPreset.base );
xmlEditor.applyPresets ( SyntaxPreset.margin );
xmlEditor.applyPresets ( SyntaxPreset.size );
xmlEditor.applyPresets ( SyntaxPreset.historyLimit );
xmlEditor.setCaretPosition ( 0 );
xmlEditor.setHyperlinksEnabled ( true );