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

   1 define( [
   2         "../core",
   3         "../var/document",
   4         "../data/var/dataPriv",
   5         "../data/var/acceptData",
   6         "../var/hasOwn",
   7         "../var/isFunction",
   8         "../var/isWindow",
   9         "../event"
  10 ], function( jQuery, document, dataPriv, acceptData, hasOwn, isFunction, isWindow ) {
  11
  12 "use strict";
  13
  14 var rfocusMorph = /^(?:focusinfocus|focusoutblur)$/,
  15         stopPropagationCallback = function( e ) {
  16                 e.stopPropagation();
  17         };
  18
  19 jQuery.extend( jQuery.event, {
  20
  21         trigger: function( event, data, elem, onlyHandlers ) {
  22
  23                 var i, cur, tmp, bubbleType, ontype, handle, special, lastElement,
  24                         eventPath = [ elem || document ],
  25                         type = hasOwn.call( event, "type" ) ? event.type : event,
  26                         namespaces = hasOwn.call( event, "namespace" ) ? event.namespace.split( "." ) : [];
  27
  28                 cur = lastElement = tmp = elem = elem || document;
  29
  30                 // Don't do events on text and comment nodes
  31                 if ( elem.nodeType === 3 || elem.nodeType === 8 ) {
  32                         return;
  33                 }
  34
  35                 // focus/blur morphs to focusin/out; ensure we're not firing them right now
  36                 if ( rfocusMorph.test( type + jQuery.event.triggered ) ) {
  37                         return;
  38                 }
  39
  40                 if ( type.indexOf( "." ) > -1 ) {
  41
  42                         // Namespaced trigger; create a regexp to match event type in handle()
  43                         namespaces = type.split( "." );
  44                         type = namespaces.shift();
  45                         namespaces.sort();
  46                 }
  47                 ontype = type.indexOf( ":" ) < 0 && "on" + type;
  48
  49                 // Caller can pass in a jQuery.Event object, Object, or just an event type string
  50                 event = event[ jQuery.expando ] ?
  51                         event :
  52                         new jQuery.Event( type, typeof event === "object" && event );
  53
  54                 // Trigger bitmask: & 1 for native handlers; & 2 for jQuery (always true)
  55                 event.isTrigger = onlyHandlers ? 2 : 3;
  56                 event.namespace = namespaces.join( "." );
  57                 event.rnamespace = event.namespace ?
  58                         new RegExp( "(^|\\.)" + namespaces.join( "\\.(?:.*\\.|)" ) + "(\\.|$)" ) :
  59                         null;
  60
  61                 // Clean up the event in case it is being reused
  62                 event.result = undefined;
  63                 if ( !event.target ) {
  64                         event.target = elem;
  65                 }
  66
  67                 // Clone any incoming data and prepend the event, creating the handler arg list
  68                 data = data == null ?
  69                         [ event ] :
  70                         jQuery.makeArray( data, [ event ] );
  71
  72                 // Allow special events to draw outside the lines
  73                 special = jQuery.event.special[ type ] || {};
  74                 if ( !onlyHandlers && special.trigger && special.trigger.apply( elem, data ) === false ) {
  75                         return;
  76                 }
  77
  78                 // Determine event propagation path in advance, per W3C events spec (#9951)
  79                 // Bubble up to document, then to window; watch for a global ownerDocument var (#9724)
  80                 if ( !onlyHandlers && !special.noBubble && !isWindow( elem ) ) {
  81
  82                         bubbleType = special.delegateType || type;
  83                         if ( !rfocusMorph.test( bubbleType + type ) ) {
  84                                 cur = cur.parentNode;
  85                         }
  86                         for ( ; cur; cur = cur.parentNode ) {
  87                                 eventPath.push( cur );
  88                                 tmp = cur;
  89                         }
  90
  91                         // Only add window if we got to document (e.g., not plain obj or detached DOM)
  92                         if ( tmp === ( elem.ownerDocument || document ) ) {
  93                                 eventPath.push( tmp.defaultView || tmp.parentWindow || window );
  94                         }
  95                 }
  96
  97                 // Fire handlers on the event path
  98                 i = 0;
  99                 while ( ( cur = eventPath[ i++ ] ) && !event.isPropagationStopped() ) {
 100                         lastElement = cur;
 101                         event.type = i > 1 ?
 102                                 bubbleType :
 103                                 special.bindType || type;
 104
 105                         // jQuery handler
 106                         handle = ( dataPriv.get( cur, "events" ) || {} )[ event.type ] &&
 107                                 dataPriv.get( cur, "handle" );
 108                         if ( handle ) {
 109                                 handle.apply( cur, data );
 110                         }
 111
 112                         // Native handler
 113                         handle = ontype && cur[ ontype ];
 114                         if ( handle && handle.apply && acceptData( cur ) ) {
 115                                 event.result = handle.apply( cur, data );
 116                                 if ( event.result === false ) {
 117                                         event.preventDefault();
 118                                 }
 119                         }
 120                 }
 121                 event.type = type;
 122
 123                 // If nobody prevented the default action, do it now
 124                 if ( !onlyHandlers && !event.isDefaultPrevented() ) {
 125
 126                         if ( ( !special._default ||
 127                                 special._default.apply( eventPath.pop(), data ) === false ) &&
 128                                 acceptData( elem ) ) {
 129
 130                                 // Call a native DOM method on the target with the same name as the event.
 131                                 // Don't do default actions on window, that's where global variables be (#6170)
 132                                 if ( ontype && isFunction( elem[ type ] ) && !isWindow( elem ) ) {
 133
 134                                         // Don't re-trigger an onFOO event when we call its FOO() method
 135                                         tmp = elem[ ontype ];
 136
 137                                         if ( tmp ) {
 138                                                 elem[ ontype ] = null;
 139                                         }
 140
 141                                         // Prevent re-triggering of the same event, since we already bubbled it above
 142                                         jQuery.event.triggered = type;
 143
 144                                         if ( event.isPropagationStopped() ) {
 145                                                 lastElement.addEventListener( type, stopPropagationCallback );
 146                                         }
 147
 148                                         elem[ type ]();
 149
 150                                         if ( event.isPropagationStopped() ) {
 151                                                 lastElement.removeEventListener( type, stopPropagationCallback );
 152                                         }
 153
 154                                         jQuery.event.triggered = undefined;
 155
 156                                         if ( tmp ) {
 157                                                 elem[ ontype ] = tmp;
 158                                         }
 159                                 }
 160                         }
 161                 }
 162
 163                 return event.result;
 164         },
 165
 166         // Piggyback on a donor event to simulate a different one
 167         // Used only for `focus(in | out)` events
 168         simulate: function( type, elem, event ) {
 169                 var e = jQuery.extend(
 170                         new jQuery.Event(),
 171                         event,
 172                         {
 173                                 type: type,
 174                                 isSimulated: true
 175                         }
 176                 );
 177
 178                 jQuery.event.trigger( e, null, elem );
 179         }
 180
 181 } );
 182
 183 jQuery.fn.extend( {
 184
 185         trigger: function( type, data ) {
 186                 return this.each( function() {
 187                         jQuery.event.trigger( type, data, this );
 188                 } );
 189         },
 190         triggerHandler: function( type, data ) {
 191                 var elem = this[ 0 ];
 192                 if ( elem ) {
 193                         return jQuery.event.trigger( type, data, elem, true );
 194                 }
 195         }
 196 } );
 197
 198 return jQuery;
 199 } );