159 lines
4.1 KiB
JavaScript
159 lines
4.1 KiB
JavaScript
define([
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"../core",
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"../var/rnotwhite",
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"../var/strundefined",
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"../data/var/data_priv",
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"../core/init"
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], function( jQuery, rnotwhite, strundefined, data_priv ) {
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var rclass = /[\t\r\n\f]/g;
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jQuery.fn.extend({
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addClass: function( value ) {
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var classes, elem, cur, clazz, j, finalValue,
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proceed = typeof value === "string" && value,
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i = 0,
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len = this.length;
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if ( jQuery.isFunction( value ) ) {
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return this.each(function( j ) {
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jQuery( this ).addClass( value.call( this, j, this.className ) );
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});
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}
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if ( proceed ) {
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// The disjunction here is for better compressibility (see removeClass)
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classes = ( value || "" ).match( rnotwhite ) || [];
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for ( ; i < len; i++ ) {
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elem = this[ i ];
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cur = elem.nodeType === 1 && ( elem.className ?
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( " " + elem.className + " " ).replace( rclass, " " ) :
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" "
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);
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if ( cur ) {
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j = 0;
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while ( (clazz = classes[j++]) ) {
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if ( cur.indexOf( " " + clazz + " " ) < 0 ) {
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cur += clazz + " ";
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}
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}
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// only assign if different to avoid unneeded rendering.
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finalValue = jQuery.trim( cur );
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if ( elem.className !== finalValue ) {
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elem.className = finalValue;
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}
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}
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}
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}
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return this;
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},
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removeClass: function( value ) {
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var classes, elem, cur, clazz, j, finalValue,
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proceed = arguments.length === 0 || typeof value === "string" && value,
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i = 0,
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len = this.length;
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if ( jQuery.isFunction( value ) ) {
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return this.each(function( j ) {
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jQuery( this ).removeClass( value.call( this, j, this.className ) );
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});
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}
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if ( proceed ) {
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classes = ( value || "" ).match( rnotwhite ) || [];
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for ( ; i < len; i++ ) {
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elem = this[ i ];
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// This expression is here for better compressibility (see addClass)
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cur = elem.nodeType === 1 && ( elem.className ?
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( " " + elem.className + " " ).replace( rclass, " " ) :
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""
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);
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if ( cur ) {
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j = 0;
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while ( (clazz = classes[j++]) ) {
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// Remove *all* instances
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while ( cur.indexOf( " " + clazz + " " ) >= 0 ) {
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cur = cur.replace( " " + clazz + " ", " " );
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}
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}
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// Only assign if different to avoid unneeded rendering.
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finalValue = value ? jQuery.trim( cur ) : "";
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if ( elem.className !== finalValue ) {
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elem.className = finalValue;
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}
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}
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}
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}
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return this;
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},
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toggleClass: function( value, stateVal ) {
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var type = typeof value;
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if ( typeof stateVal === "boolean" && type === "string" ) {
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return stateVal ? this.addClass( value ) : this.removeClass( value );
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}
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if ( jQuery.isFunction( value ) ) {
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return this.each(function( i ) {
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jQuery( this ).toggleClass( value.call(this, i, this.className, stateVal), stateVal );
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});
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}
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return this.each(function() {
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if ( type === "string" ) {
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// Toggle individual class names
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var className,
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i = 0,
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self = jQuery( this ),
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classNames = value.match( rnotwhite ) || [];
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while ( (className = classNames[ i++ ]) ) {
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// Check each className given, space separated list
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if ( self.hasClass( className ) ) {
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self.removeClass( className );
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} else {
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self.addClass( className );
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}
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}
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// Toggle whole class name
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} else if ( type === strundefined || type === "boolean" ) {
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if ( this.className ) {
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// store className if set
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data_priv.set( this, "__className__", this.className );
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}
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// If the element has a class name or if we're passed `false`,
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// then remove the whole classname (if there was one, the above saved it).
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// Otherwise bring back whatever was previously saved (if anything),
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// falling back to the empty string if nothing was stored.
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this.className = this.className || value === false ? "" : data_priv.get( this, "__className__" ) || "";
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}
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});
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},
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hasClass: function( selector ) {
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var className = " " + selector + " ",
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i = 0,
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l = this.length;
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for ( ; i < l; i++ ) {
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if ( this[i].nodeType === 1 && (" " + this[i].className + " ").replace(rclass, " ").indexOf( className ) >= 0 ) {
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return true;
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}
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}
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return false;
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}
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});
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});
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