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source: trunk/themes/default/js/ui/jquery.ui.spinner.js @ 28780

Last change on this file since 28780 was 28780, checked in by rvelices, 10 years ago
upgrade jquery ui from 1.10.1 to 1.10.4
File size: 12.2 KB

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1	/*!
2	* jQuery UI Spinner 1.10.4
3	* http://jqueryui.com
4	*
5	* Copyright 2014 jQuery Foundation and other contributors
6	* Released under the MIT license.
7	* http://jquery.org/license
8	*
9	* http://api.jqueryui.com/spinner/
10	*
11	* Depends:
12	* jquery.ui.core.js
13	* jquery.ui.widget.js
14	* jquery.ui.button.js
15	*/
16	(function( $ ) {
17
18	function modifier( fn ) {
19	return function() {
20	var previous = this.element.val();
21	fn.apply( this, arguments );
22	this._refresh();
23	if ( previous !== this.element.val() ) {
24	this._trigger( "change" );
25	}
26	};
27	}
28
29	$.widget( "ui.spinner", {
30	version: "1.10.4",
31	defaultElement: "<input>",
32	widgetEventPrefix: "spin",
33	options: {
34	culture: null,
35	icons: {
36	down: "ui-icon-triangle-1-s",
37	up: "ui-icon-triangle-1-n"
38	},
39	incremental: true,
40	max: null,
41	min: null,
42	numberFormat: null,
43	page: 10,
44	step: 1,
45
46	change: null,
47	spin: null,
48	start: null,
49	stop: null
50	},
51
52	_create: function() {
53	// handle string values that need to be parsed
54	this._setOption( "max", this.options.max );
55	this._setOption( "min", this.options.min );
56	this._setOption( "step", this.options.step );
57
58	// Only format if there is a value, prevents the field from being marked
59	// as invalid in Firefox, see #9573.
60	if ( this.value() !== "" ) {
61	// Format the value, but don't constrain.
62	this._value( this.element.val(), true );
63	}
64
65	this._draw();
66	this._on( this._events );
67	this._refresh();
68
69	// turning off autocomplete prevents the browser from remembering the
70	// value when navigating through history, so we re-enable autocomplete
71	// if the page is unloaded before the widget is destroyed. #7790
72	this._on( this.window, {
73	beforeunload: function() {
74	this.element.removeAttr( "autocomplete" );
75	}
76	});
77	},
78
79	_getCreateOptions: function() {
80	var options = {},
81	element = this.element;
82
83	$.each( [ "min", "max", "step" ], function( i, option ) {
84	var value = element.attr( option );
85	if ( value !== undefined && value.length ) {
86	options[ option ] = value;
87	}
88	});
89
90	return options;
91	},
92
93	_events: {
94	keydown: function( event ) {
95	if ( this._start( event ) && this._keydown( event ) ) {
96	event.preventDefault();
97	}
98	},
99	keyup: "_stop",
100	focus: function() {
101	this.previous = this.element.val();
102	},
103	blur: function( event ) {
104	if ( this.cancelBlur ) {
105	delete this.cancelBlur;
106	return;
107	}
108
109	this._stop();
110	this._refresh();
111	if ( this.previous !== this.element.val() ) {
112	this._trigger( "change", event );
113	}
114	},
115	mousewheel: function( event, delta ) {
116	if ( !delta ) {
117	return;
118	}
119	if ( !this.spinning && !this._start( event ) ) {
120	return false;
121	}
122
123	this._spin( (delta > 0 ? 1 : -1) * this.options.step, event );
124	clearTimeout( this.mousewheelTimer );
125	this.mousewheelTimer = this._delay(function() {
126	if ( this.spinning ) {
127	this._stop( event );
128	}
129	}, 100 );
130	event.preventDefault();
131	},
132	"mousedown .ui-spinner-button": function( event ) {
133	var previous;
134
135	// We never want the buttons to have focus; whenever the user is
136	// interacting with the spinner, the focus should be on the input.
137	// If the input is focused then this.previous is properly set from
138	// when the input first received focus. If the input is not focused
139	// then we need to set this.previous based on the value before spinning.
140	previous = this.element[0] === this.document[0].activeElement ?
141	this.previous : this.element.val();
142	function checkFocus() {
143	var isActive = this.element[0] === this.document[0].activeElement;
144	if ( !isActive ) {
145	this.element.focus();
146	this.previous = previous;
147	// support: IE
148	// IE sets focus asynchronously, so we need to check if focus
149	// moved off of the input because the user clicked on the button.
150	this._delay(function() {
151	this.previous = previous;
152	});
153	}
154	}
155
156	// ensure focus is on (or stays on) the text field
157	event.preventDefault();
158	checkFocus.call( this );
159
160	// support: IE
161	// IE doesn't prevent moving focus even with event.preventDefault()
162	// so we set a flag to know when we should ignore the blur event
163	// and check (again) if focus moved off of the input.
164	this.cancelBlur = true;
165	this._delay(function() {
166	delete this.cancelBlur;
167	checkFocus.call( this );
168	});
169
170	if ( this._start( event ) === false ) {
171	return;
172	}
173
174	this._repeat( null, $( event.currentTarget ).hasClass( "ui-spinner-up" ) ? 1 : -1, event );
175	},
176	"mouseup .ui-spinner-button": "_stop",
177	"mouseenter .ui-spinner-button": function( event ) {
178	// button will add ui-state-active if mouse was down while mouseleave and kept down
179	if ( !$( event.currentTarget ).hasClass( "ui-state-active" ) ) {
180	return;
181	}
182
183	if ( this._start( event ) === false ) {
184	return false;
185	}
186	this._repeat( null, $( event.currentTarget ).hasClass( "ui-spinner-up" ) ? 1 : -1, event );
187	},
188	// TODO: do we really want to consider this a stop?
189	// shouldn't we just stop the repeater and wait until mouseup before
190	// we trigger the stop event?
191	"mouseleave .ui-spinner-button": "_stop"
192	},
193
194	_draw: function() {
195	var uiSpinner = this.uiSpinner = this.element
196	.addClass( "ui-spinner-input" )
197	.attr( "autocomplete", "off" )
198	.wrap( this._uiSpinnerHtml() )
199	.parent()
200	// add buttons
201	.append( this._buttonHtml() );
202
203	this.element.attr( "role", "spinbutton" );
204
205	// button bindings
206	this.buttons = uiSpinner.find( ".ui-spinner-button" )
207	.attr( "tabIndex", -1 )
208	.button()
209	.removeClass( "ui-corner-all" );
210
211	// IE 6 doesn't understand height: 50% for the buttons
212	// unless the wrapper has an explicit height
213	if ( this.buttons.height() > Math.ceil( uiSpinner.height() * 0.5 ) &&
214	uiSpinner.height() > 0 ) {
215	uiSpinner.height( uiSpinner.height() );
216	}
217
218	// disable spinner if element was already disabled
219	if ( this.options.disabled ) {
220	this.disable();
221	}
222	},
223
224	_keydown: function( event ) {
225	var options = this.options,
226	keyCode = $.ui.keyCode;
227
228	switch ( event.keyCode ) {
229	case keyCode.UP:
230	this._repeat( null, 1, event );
231	return true;
232	case keyCode.DOWN:
233	this._repeat( null, -1, event );
234	return true;
235	case keyCode.PAGE_UP:
236	this._repeat( null, options.page, event );
237	return true;
238	case keyCode.PAGE_DOWN:
239	this._repeat( null, -options.page, event );
240	return true;
241	}
242
243	return false;
244	},
245
246	_uiSpinnerHtml: function() {
247	return "<span class='ui-spinner ui-widget ui-widget-content ui-corner-all'></span>";
248	},
249
250	_buttonHtml: function() {
251	return "" +
252	"<a class='ui-spinner-button ui-spinner-up ui-corner-tr'>" +
253	"<span class='ui-icon " + this.options.icons.up + "'>▲</span>" +
254	"</a>" +
255	"<a class='ui-spinner-button ui-spinner-down ui-corner-br'>" +
256	"<span class='ui-icon " + this.options.icons.down + "'>▼</span>" +
257	"</a>";
258	},
259
260	_start: function( event ) {
261	if ( !this.spinning && this._trigger( "start", event ) === false ) {
262	return false;
263	}
264
265	if ( !this.counter ) {
266	this.counter = 1;
267	}
268	this.spinning = true;
269	return true;
270	},
271
272	_repeat: function( i, steps, event ) {
273	i = i \|\| 500;
274
275	clearTimeout( this.timer );
276	this.timer = this._delay(function() {
277	this._repeat( 40, steps, event );
278	}, i );
279
280	this._spin( steps * this.options.step, event );
281	},
282
283	_spin: function( step, event ) {
284	var value = this.value() \|\| 0;
285
286	if ( !this.counter ) {
287	this.counter = 1;
288	}
289
290	value = this._adjustValue( value + step * this._increment( this.counter ) );
291
292	if ( !this.spinning \|\| this._trigger( "spin", event, { value: value } ) !== false) {
293	this._value( value );
294	this.counter++;
295	}
296	},
297
298	_increment: function( i ) {
299	var incremental = this.options.incremental;
300
301	if ( incremental ) {
302	return $.isFunction( incremental ) ?
303	incremental( i ) :
304	Math.floor( iii/50000 - ii/500 + 17i/200 + 1 );
305	}
306
307	return 1;
308	},
309
310	_precision: function() {
311	var precision = this._precisionOf( this.options.step );
312	if ( this.options.min !== null ) {
313	precision = Math.max( precision, this._precisionOf( this.options.min ) );
314	}
315	return precision;
316	},
317
318	_precisionOf: function( num ) {
319	var str = num.toString(),
320	decimal = str.indexOf( "." );
321	return decimal === -1 ? 0 : str.length - decimal - 1;
322	},
323
324	_adjustValue: function( value ) {
325	var base, aboveMin,
326	options = this.options;
327
328	// make sure we're at a valid step
329	// - find out where we are relative to the base (min or 0)
330	base = options.min !== null ? options.min : 0;
331	aboveMin = value - base;
332	// - round to the nearest step
333	aboveMin = Math.round(aboveMin / options.step) * options.step;
334	// - rounding is based on 0, so adjust back to our base
335	value = base + aboveMin;
336
337	// fix precision from bad JS floating point math
338	value = parseFloat( value.toFixed( this._precision() ) );
339
340	// clamp the value
341	if ( options.max !== null && value > options.max) {
342	return options.max;
343	}
344	if ( options.min !== null && value < options.min ) {
345	return options.min;
346	}
347
348	return value;
349	},
350
351	_stop: function( event ) {
352	if ( !this.spinning ) {
353	return;
354	}
355
356	clearTimeout( this.timer );
357	clearTimeout( this.mousewheelTimer );
358	this.counter = 0;
359	this.spinning = false;
360	this._trigger( "stop", event );
361	},
362
363	_setOption: function( key, value ) {
364	if ( key === "culture" \|\| key === "numberFormat" ) {
365	var prevValue = this._parse( this.element.val() );
366	this.options[ key ] = value;
367	this.element.val( this._format( prevValue ) );
368	return;
369	}
370
371	if ( key === "max" \|\| key === "min" \|\| key === "step" ) {
372	if ( typeof value === "string" ) {
373	value = this._parse( value );
374	}
375	}
376	if ( key === "icons" ) {
377	this.buttons.first().find( ".ui-icon" )
378	.removeClass( this.options.icons.up )
379	.addClass( value.up );
380	this.buttons.last().find( ".ui-icon" )
381	.removeClass( this.options.icons.down )
382	.addClass( value.down );
383	}
384
385	this._super( key, value );
386
387	if ( key === "disabled" ) {
388	if ( value ) {
389	this.element.prop( "disabled", true );
390	this.buttons.button( "disable" );
391	} else {
392	this.element.prop( "disabled", false );
393	this.buttons.button( "enable" );
394	}
395	}
396	},
397
398	_setOptions: modifier(function( options ) {
399	this._super( options );
400	this._value( this.element.val() );
401	}),
402
403	_parse: function( val ) {
404	if ( typeof val === "string" && val !== "" ) {
405	val = window.Globalize && this.options.numberFormat ?
406	Globalize.parseFloat( val, 10, this.options.culture ) : +val;
407	}
408	return val === "" \|\| isNaN( val ) ? null : val;
409	},
410
411	_format: function( value ) {
412	if ( value === "" ) {
413	return "";
414	}
415	return window.Globalize && this.options.numberFormat ?
416	Globalize.format( value, this.options.numberFormat, this.options.culture ) :
417	value;
418	},
419
420	_refresh: function() {
421	this.element.attr({
422	"aria-valuemin": this.options.min,
423	"aria-valuemax": this.options.max,
424	// TODO: what should we do with values that can't be parsed?
425	"aria-valuenow": this._parse( this.element.val() )
426	});
427	},
428
429	// update the value without triggering change
430	_value: function( value, allowAny ) {
431	var parsed;
432	if ( value !== "" ) {
433	parsed = this._parse( value );
434	if ( parsed !== null ) {
435	if ( !allowAny ) {
436	parsed = this._adjustValue( parsed );
437	}
438	value = this._format( parsed );
439	}
440	}
441	this.element.val( value );
442	this._refresh();
443	},
444
445	_destroy: function() {
446	this.element
447	.removeClass( "ui-spinner-input" )
448	.prop( "disabled", false )
449	.removeAttr( "autocomplete" )
450	.removeAttr( "role" )
451	.removeAttr( "aria-valuemin" )
452	.removeAttr( "aria-valuemax" )
453	.removeAttr( "aria-valuenow" );
454	this.uiSpinner.replaceWith( this.element );
455	},
456
457	stepUp: modifier(function( steps ) {
458	this._stepUp( steps );
459	}),
460	_stepUp: function( steps ) {
461	if ( this._start() ) {
462	this._spin( (steps \|\| 1) * this.options.step );
463	this._stop();
464	}
465	},
466
467	stepDown: modifier(function( steps ) {
468	this._stepDown( steps );
469	}),
470	_stepDown: function( steps ) {
471	if ( this._start() ) {
472	this._spin( (steps \|\| 1) * -this.options.step );
473	this._stop();
474	}
475	},
476
477	pageUp: modifier(function( pages ) {
478	this._stepUp( (pages \|\| 1) * this.options.page );
479	}),
480
481	pageDown: modifier(function( pages ) {
482	this._stepDown( (pages \|\| 1) * this.options.page );
483	}),
484
485	value: function( newVal ) {
486	if ( !arguments.length ) {
487	return this._parse( this.element.val() );
488	}
489	modifier( this._value ).call( this, newVal );
490	},
491
492	widget: function() {
493	return this.uiSpinner;
494	}
495	});
496
497	}( jQuery ) );

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