scratch – Blame information for rev 58
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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 58 | office | 1 | define( [ |
| 2 | "../core", |
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| 3 | "../var/document", |
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| 4 | "../core/readyException", |
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| 5 | "../deferred" |
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| 6 | ], function( jQuery, document ) { |
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| 7 | |||
| 8 | "use strict"; |
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| 9 | |||
| 10 | // The deferred used on DOM ready |
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| 11 | var readyList = jQuery.Deferred(); |
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| 12 | |||
| 13 | jQuery.fn.ready = function( fn ) { |
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| 14 | |||
| 15 | readyList |
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| 16 | .then( fn ) |
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| 17 | |||
| 18 | // Wrap jQuery.readyException in a function so that the lookup |
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| 19 | // happens at the time of error handling instead of callback |
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| 20 | // registration. |
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| 21 | .catch( function( error ) { |
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| 22 | jQuery.readyException( error ); |
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| 23 | } ); |
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| 24 | |||
| 25 | return this; |
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| 26 | }; |
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| 27 | |||
| 28 | jQuery.extend( { |
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| 29 | |||
| 30 | // Is the DOM ready to be used? Set to true once it occurs. |
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| 31 | isReady: false, |
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| 32 | |||
| 33 | // A counter to track how many items to wait for before |
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| 34 | // the ready event fires. See #6781 |
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| 35 | readyWait: 1, |
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| 36 | |||
| 37 | // Hold (or release) the ready event |
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| 38 | holdReady: function( hold ) { |
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| 39 | if ( hold ) { |
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| 40 | jQuery.readyWait++; |
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| 41 | } else { |
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| 42 | jQuery.ready( true ); |
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| 43 | } |
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| 44 | }, |
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| 45 | |||
| 46 | // Handle when the DOM is ready |
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| 47 | ready: function( wait ) { |
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| 48 | |||
| 49 | // Abort if there are pending holds or we're already ready |
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| 50 | if ( wait === true ? --jQuery.readyWait : jQuery.isReady ) { |
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| 51 | return; |
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| 52 | } |
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| 53 | |||
| 54 | // Remember that the DOM is ready |
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| 55 | jQuery.isReady = true; |
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| 56 | |||
| 57 | // If a normal DOM Ready event fired, decrement, and wait if need be |
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| 58 | if ( wait !== true && --jQuery.readyWait > 0 ) { |
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| 59 | return; |
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| 60 | } |
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| 61 | |||
| 62 | // If there are functions bound, to execute |
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| 63 | readyList.resolveWith( document, [ jQuery ] ); |
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| 64 | } |
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| 65 | } ); |
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| 66 | |||
| 67 | jQuery.ready.then = readyList.then; |
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| 68 | |||
| 69 | // The ready event handler and self cleanup method |
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| 70 | function completed() { |
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| 71 | document.removeEventListener( "DOMContentLoaded", completed ); |
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| 72 | window.removeEventListener( "load", completed ); |
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| 73 | jQuery.ready(); |
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| 74 | } |
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| 75 | |||
| 76 | // Catch cases where $(document).ready() is called |
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| 77 | // after the browser event has already occurred. |
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| 78 | // Support: IE <=9 - 10 only |
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| 79 | // Older IE sometimes signals "interactive" too soon |
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| 80 | if ( document.readyState === "complete" || |
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| 81 | ( document.readyState !== "loading" && !document.documentElement.doScroll ) ) { |
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| 82 | |||
| 83 | // Handle it asynchronously to allow scripts the opportunity to delay ready |
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| 84 | window.setTimeout( jQuery.ready ); |
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| 85 | |||
| 86 | } else { |
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| 87 | |||
| 88 | // Use the handy event callback |
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| 89 | document.addEventListener( "DOMContentLoaded", completed ); |
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| 90 | |||
| 91 | // A fallback to window.onload, that will always work |
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| 92 | window.addEventListener( "load", completed ); |
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| 93 | } |
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| 94 | |||
| 95 | } ); |