tools/side_chain_tool/web/node_modules/jquery/src/event/focusin.js

   1 define( [
   2         "../core",
   3         "../data/var/dataPriv",
   4         "./support",
   5
   6         "../event",
   7         "./trigger"
   8 ], function( jQuery, dataPriv, support ) {
   9
  10 "use strict";
  11
  12 // Support: Firefox <=44
  13 // Firefox doesn't have focus(in | out) events
  14 // Related ticket - https://bugzilla.mozilla.org/show_bug.cgi?id=687787
  15 //
  16 // Support: Chrome <=48 - 49, Safari <=9.0 - 9.1
  17 // focus(in | out) events fire after focus & blur events,
  18 // which is spec violation - http://www.w3.org/TR/DOM-Level-3-Events/#events-focusevent-event-order
  19 // Related ticket - https://bugs.chromium.org/p/chromium/issues/detail?id=449857
  20 if ( !support.focusin ) {
  21         jQuery.each( { focus: "focusin", blur: "focusout" }, function( orig, fix ) {
  22
  23                 // Attach a single capturing handler on the document while someone wants focusin/focusout
  24                 var handler = function( event ) {
  25                         jQuery.event.simulate( fix, event.target, jQuery.event.fix( event ) );
  26                 };
  27
  28                 jQuery.event.special[ fix ] = {
  29                         setup: function() {
  30                                 var doc = this.ownerDocument || this,
  31                                         attaches = dataPriv.access( doc, fix );
  32
  33                                 if ( !attaches ) {
  34                                         doc.addEventListener( orig, handler, true );
  35                                 }
  36                                 dataPriv.access( doc, fix, ( attaches || 0 ) + 1 );
  37                         },
  38                         teardown: function() {
  39                                 var doc = this.ownerDocument || this,
  40                                         attaches = dataPriv.access( doc, fix ) - 1;
  41
  42                                 if ( !attaches ) {
  43                                         doc.removeEventListener( orig, handler, true );
  44                                         dataPriv.remove( doc, fix );
  45
  46                                 } else {
  47                                         dataPriv.access( doc, fix, attaches );
  48                                 }
  49                         }
  50                 };
  51         } );
  52 }
  53
  54 return jQuery;
  55 } );