scratch – Blame information for rev 58
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Rev | Author | Line No. | Line |
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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 | } ); |