js/jquery/src/jquery/wrap.js

   1 define([
   2         "./core",
   3         "./core/init",
   4         "./traversing" // parent, contents
   5 ], function( jQuery ) {
   6
   7 jQuery.fn.extend({
   8         wrapAll: function( html ) {
   9                 if ( jQuery.isFunction( html ) ) {
  10                         return this.each(function(i) {
  11                                 jQuery(this).wrapAll( html.call(this, i) );
  12                         });
  13                 }
  14
  15                 if ( this[0] ) {
  16                         // The elements to wrap the target around
  17                         var wrap = jQuery( html, this[0].ownerDocument ).eq(0).clone(true);
  18
  19                         if ( this[0].parentNode ) {
  20                                 wrap.insertBefore( this[0] );
  21                         }
  22
  23                         wrap.map(function() {
  24                                 var elem = this;
  25
  26                                 while ( elem.firstChild && elem.firstChild.nodeType === 1 ) {
  27                                         elem = elem.firstChild;
  28                                 }
  29
  30                                 return elem;
  31                         }).append( this );
  32                 }
  33
  34                 return this;
  35         },
  36
  37         wrapInner: function( html ) {
  38                 if ( jQuery.isFunction( html ) ) {
  39                         return this.each(function(i) {
  40                                 jQuery(this).wrapInner( html.call(this, i) );
  41                         });
  42                 }
  43
  44                 return this.each(function() {
  45                         var self = jQuery( this ),
  46                                 contents = self.contents();
  47
  48                         if ( contents.length ) {
  49                                 contents.wrapAll( html );
  50
  51                         } else {
  52                                 self.append( html );
  53                         }
  54                 });
  55         },
  56
  57         wrap: function( html ) {
  58                 var isFunction = jQuery.isFunction( html );
  59
  60                 return this.each(function(i) {
  61                         jQuery( this ).wrapAll( isFunction ? html.call(this, i) : html );
  62                 });
  63         },
  64
  65         unwrap: function() {
  66                 return this.parent().each(function() {
  67                         if ( !jQuery.nodeName( this, "body" ) ) {
  68                                 jQuery( this ).replaceWith( this.childNodes );
  69                         }
  70                 }).end();
  71         }
  72 });
  73
  74 return jQuery;
  75 });