diff options
Diffstat (limited to 'node_modules/jquery/src/attributes/attr.js')
-rw-r--r-- | node_modules/jquery/src/attributes/attr.js | 142 |
1 files changed, 142 insertions, 0 deletions
diff --git a/node_modules/jquery/src/attributes/attr.js b/node_modules/jquery/src/attributes/attr.js new file mode 100644 index 0000000000..f88808324d --- /dev/null +++ b/node_modules/jquery/src/attributes/attr.js @@ -0,0 +1,142 @@ +define( [ + "../core", + "../core/access", + "./support", + "../var/rnotwhite", + "../selector" +], function( jQuery, access, support, rnotwhite ) { + +var boolHook, + attrHandle = jQuery.expr.attrHandle; + +jQuery.fn.extend( { + attr: function( name, value ) { + return access( this, jQuery.attr, name, value, arguments.length > 1 ); + }, + + removeAttr: function( name ) { + return this.each( function() { + jQuery.removeAttr( this, name ); + } ); + } +} ); + +jQuery.extend( { + attr: function( elem, name, value ) { + var ret, hooks, + nType = elem.nodeType; + + // Don't get/set attributes on text, comment and attribute nodes + if ( nType === 3 || nType === 8 || nType === 2 ) { + return; + } + + // Fallback to prop when attributes are not supported + if ( typeof elem.getAttribute === "undefined" ) { + return jQuery.prop( elem, name, value ); + } + + // All attributes are lowercase + // Grab necessary hook if one is defined + if ( nType !== 1 || !jQuery.isXMLDoc( elem ) ) { + name = name.toLowerCase(); + hooks = jQuery.attrHooks[ name ] || + ( jQuery.expr.match.bool.test( name ) ? boolHook : undefined ); + } + + if ( value !== undefined ) { + if ( value === null ) { + jQuery.removeAttr( elem, name ); + return; + } + + if ( hooks && "set" in hooks && + ( ret = hooks.set( elem, value, name ) ) !== undefined ) { + return ret; + } + + elem.setAttribute( name, value + "" ); + return value; + } + + if ( hooks && "get" in hooks && ( ret = hooks.get( elem, name ) ) !== null ) { + return ret; + } + + ret = jQuery.find.attr( elem, name ); + + // Non-existent attributes return null, we normalize to undefined + return ret == null ? undefined : ret; + }, + + attrHooks: { + type: { + set: function( elem, value ) { + if ( !support.radioValue && value === "radio" && + jQuery.nodeName( elem, "input" ) ) { + var val = elem.value; + elem.setAttribute( "type", value ); + if ( val ) { + elem.value = val; + } + return value; + } + } + } + }, + + removeAttr: function( elem, value ) { + var name, propName, + i = 0, + attrNames = value && value.match( rnotwhite ); + + if ( attrNames && elem.nodeType === 1 ) { + while ( ( name = attrNames[ i++ ] ) ) { + propName = jQuery.propFix[ name ] || name; + + // Boolean attributes get special treatment (#10870) + if ( jQuery.expr.match.bool.test( name ) ) { + + // Set corresponding property to false + elem[ propName ] = false; + } + + elem.removeAttribute( name ); + } + } + } +} ); + +// Hooks for boolean attributes +boolHook = { + set: function( elem, value, name ) { + if ( value === false ) { + + // Remove boolean attributes when set to false + jQuery.removeAttr( elem, name ); + } else { + elem.setAttribute( name, name ); + } + return name; + } +}; +jQuery.each( jQuery.expr.match.bool.source.match( /\w+/g ), function( i, name ) { + var getter = attrHandle[ name ] || jQuery.find.attr; + + attrHandle[ name ] = function( elem, name, isXML ) { + var ret, handle; + if ( !isXML ) { + + // Avoid an infinite loop by temporarily removing this function from the getter + handle = attrHandle[ name ]; + attrHandle[ name ] = ret; + ret = getter( elem, name, isXML ) != null ? + name.toLowerCase() : + null; + attrHandle[ name ] = handle; + } + return ret; + }; +} ); + +} ); |