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Diffstat (limited to 'www/wiki/resources/lib/jquery.ui/jquery.ui.spinner.js')
| -rw-r--r-- | www/wiki/resources/lib/jquery.ui/jquery.ui.spinner.js | 478 |
1 files changed, 478 insertions, 0 deletions
diff --git a/www/wiki/resources/lib/jquery.ui/jquery.ui.spinner.js b/www/wiki/resources/lib/jquery.ui/jquery.ui.spinner.js new file mode 100644 index 00000000..98dc9dfe --- /dev/null +++ b/www/wiki/resources/lib/jquery.ui/jquery.ui.spinner.js @@ -0,0 +1,478 @@ +/*! + * jQuery UI Spinner 1.9.2 + * http://jqueryui.com + * + * Copyright 2012 jQuery Foundation and other contributors + * Released under the MIT license. + * http://jquery.org/license + * + * http://api.jqueryui.com/spinner/ + * + * Depends: + * jquery.ui.core.js + * jquery.ui.widget.js + * jquery.ui.button.js + */ +(function( $ ) { + +function modifier( fn ) { + return function() { + var previous = this.element.val(); + fn.apply( this, arguments ); + this._refresh(); + if ( previous !== this.element.val() ) { + this._trigger( "change" ); + } + }; +} + +$.widget( "ui.spinner", { + version: "1.9.2", + defaultElement: "<input>", + widgetEventPrefix: "spin", + options: { + culture: null, + icons: { + down: "ui-icon-triangle-1-s", + up: "ui-icon-triangle-1-n" + }, + incremental: true, + max: null, + min: null, + numberFormat: null, + page: 10, + step: 1, + + change: null, + spin: null, + start: null, + stop: null + }, + + _create: function() { + // handle string values that need to be parsed + this._setOption( "max", this.options.max ); + this._setOption( "min", this.options.min ); + this._setOption( "step", this.options.step ); + + // format the value, but don't constrain + this._value( this.element.val(), true ); + + this._draw(); + this._on( this._events ); + this._refresh(); + + // turning off autocomplete prevents the browser from remembering the + // value when navigating through history, so we re-enable autocomplete + // if the page is unloaded before the widget is destroyed. #7790 + this._on( this.window, { + beforeunload: function() { + this.element.removeAttr( "autocomplete" ); + } + }); + }, + + _getCreateOptions: function() { + var options = {}, + element = this.element; + + $.each( [ "min", "max", "step" ], function( i, option ) { + var value = element.attr( option ); + if ( value !== undefined && value.length ) { + options[ option ] = value; + } + }); + + return options; + }, + + _events: { + keydown: function( event ) { + if ( this._start( event ) && this._keydown( event ) ) { + event.preventDefault(); + } + }, + keyup: "_stop", + focus: function() { + this.previous = this.element.val(); + }, + blur: function( event ) { + if ( this.cancelBlur ) { + delete this.cancelBlur; + return; + } + + this._refresh(); + if ( this.previous !== this.element.val() ) { + this._trigger( "change", event ); + } + }, + mousewheel: function( event, delta ) { + if ( !delta ) { + return; + } + if ( !this.spinning && !this._start( event ) ) { + return false; + } + + this._spin( (delta > 0 ? 1 : -1) * this.options.step, event ); + clearTimeout( this.mousewheelTimer ); + this.mousewheelTimer = this._delay(function() { + if ( this.spinning ) { + this._stop( event ); + } + }, 100 ); + event.preventDefault(); + }, + "mousedown .ui-spinner-button": function( event ) { + var previous; + + // We never want the buttons to have focus; whenever the user is + // interacting with the spinner, the focus should be on the input. + // If the input is focused then this.previous is properly set from + // when the input first received focus. If the input is not focused + // then we need to set this.previous based on the value before spinning. + previous = this.element[0] === this.document[0].activeElement ? + this.previous : this.element.val(); + function checkFocus() { + var isActive = this.element[0] === this.document[0].activeElement; + if ( !isActive ) { + this.element.focus(); + this.previous = previous; + // support: IE + // IE sets focus asynchronously, so we need to check if focus + // moved off of the input because the user clicked on the button. + this._delay(function() { + this.previous = previous; + }); + } + } + + // ensure focus is on (or stays on) the text field + event.preventDefault(); + checkFocus.call( this ); + + // support: IE + // IE doesn't prevent moving focus even with event.preventDefault() + // so we set a flag to know when we should ignore the blur event + // and check (again) if focus moved off of the input. + this.cancelBlur = true; + this._delay(function() { + delete this.cancelBlur; + checkFocus.call( this ); + }); + + if ( this._start( event ) === false ) { + return; + } + + this._repeat( null, $( event.currentTarget ).hasClass( "ui-spinner-up" ) ? 1 : -1, event ); + }, + "mouseup .ui-spinner-button": "_stop", + "mouseenter .ui-spinner-button": function( event ) { + // button will add ui-state-active if mouse was down while mouseleave and kept down + if ( !$( event.currentTarget ).hasClass( "ui-state-active" ) ) { + return; + } + + if ( this._start( event ) === false ) { + return false; + } + this._repeat( null, $( event.currentTarget ).hasClass( "ui-spinner-up" ) ? 1 : -1, event ); + }, + // TODO: do we really want to consider this a stop? + // shouldn't we just stop the repeater and wait until mouseup before + // we trigger the stop event? + "mouseleave .ui-spinner-button": "_stop" + }, + + _draw: function() { + var uiSpinner = this.uiSpinner = this.element + .addClass( "ui-spinner-input" ) + .attr( "autocomplete", "off" ) + .wrap( this._uiSpinnerHtml() ) + .parent() + // add buttons + .append( this._buttonHtml() ); + + this.element.attr( "role", "spinbutton" ); + + // button bindings + this.buttons = uiSpinner.find( ".ui-spinner-button" ) + .attr( "tabIndex", -1 ) + .button() + .removeClass( "ui-corner-all" ); + + // IE 6 doesn't understand height: 50% for the buttons + // unless the wrapper has an explicit height + if ( this.buttons.height() > Math.ceil( uiSpinner.height() * 0.5 ) && + uiSpinner.height() > 0 ) { + uiSpinner.height( uiSpinner.height() ); + } + + // disable spinner if element was already disabled + if ( this.options.disabled ) { + this.disable(); + } + }, + + _keydown: function( event ) { + var options = this.options, + keyCode = $.ui.keyCode; + + switch ( event.keyCode ) { + case keyCode.UP: + this._repeat( null, 1, event ); + return true; + case keyCode.DOWN: + this._repeat( null, -1, event ); + return true; + case keyCode.PAGE_UP: + this._repeat( null, options.page, event ); + return true; + case keyCode.PAGE_DOWN: + this._repeat( null, -options.page, event ); + return true; + } + + return false; + }, + + _uiSpinnerHtml: function() { + return "<span class='ui-spinner ui-widget ui-widget-content ui-corner-all'></span>"; + }, + + _buttonHtml: function() { + return "" + + "<a class='ui-spinner-button ui-spinner-up ui-corner-tr'>" + + "<span class='ui-icon " + this.options.icons.up + "'>▲</span>" + + "</a>" + + "<a class='ui-spinner-button ui-spinner-down ui-corner-br'>" + + "<span class='ui-icon " + this.options.icons.down + "'>▼</span>" + + "</a>"; + }, + + _start: function( event ) { + if ( !this.spinning && this._trigger( "start", event ) === false ) { + return false; + } + + if ( !this.counter ) { + this.counter = 1; + } + this.spinning = true; + return true; + }, + + _repeat: function( i, steps, event ) { + i = i || 500; + + clearTimeout( this.timer ); + this.timer = this._delay(function() { + this._repeat( 40, steps, event ); + }, i ); + + this._spin( steps * this.options.step, event ); + }, + + _spin: function( step, event ) { + var value = this.value() || 0; + + if ( !this.counter ) { + this.counter = 1; + } + + value = this._adjustValue( value + step * this._increment( this.counter ) ); + + if ( !this.spinning || this._trigger( "spin", event, { value: value } ) !== false) { + this._value( value ); + this.counter++; + } + }, + + _increment: function( i ) { + var incremental = this.options.incremental; + + if ( incremental ) { + return $.isFunction( incremental ) ? + incremental( i ) : + Math.floor( i*i*i/50000 - i*i/500 + 17*i/200 + 1 ); + } + + return 1; + }, + + _precision: function() { + var precision = this._precisionOf( this.options.step ); + if ( this.options.min !== null ) { + precision = Math.max( precision, this._precisionOf( this.options.min ) ); + } + return precision; + }, + + _precisionOf: function( num ) { + var str = num.toString(), + decimal = str.indexOf( "." ); + return decimal === -1 ? 0 : str.length - decimal - 1; + }, + + _adjustValue: function( value ) { + var base, aboveMin, + options = this.options; + + // make sure we're at a valid step + // - find out where we are relative to the base (min or 0) + base = options.min !== null ? options.min : 0; + aboveMin = value - base; + // - round to the nearest step + aboveMin = Math.round(aboveMin / options.step) * options.step; + // - rounding is based on 0, so adjust back to our base + value = base + aboveMin; + + // fix precision from bad JS floating point math + value = parseFloat( value.toFixed( this._precision() ) ); + + // clamp the value + if ( options.max !== null && value > options.max) { + return options.max; + } + if ( options.min !== null && value < options.min ) { + return options.min; + } + + return value; + }, + + _stop: function( event ) { + if ( !this.spinning ) { + return; + } + + clearTimeout( this.timer ); + clearTimeout( this.mousewheelTimer ); + this.counter = 0; + this.spinning = false; + this._trigger( "stop", event ); + }, + + _setOption: function( key, value ) { + if ( key === "culture" || key === "numberFormat" ) { + var prevValue = this._parse( this.element.val() ); + this.options[ key ] = value; + this.element.val( this._format( prevValue ) ); + return; + } + + if ( key === "max" || key === "min" || key === "step" ) { + if ( typeof value === "string" ) { + value = this._parse( value ); + } + } + + this._super( key, value ); + + if ( key === "disabled" ) { + if ( value ) { + this.element.prop( "disabled", true ); + this.buttons.button( "disable" ); + } else { + this.element.prop( "disabled", false ); + this.buttons.button( "enable" ); + } + } + }, + + _setOptions: modifier(function( options ) { + this._super( options ); + this._value( this.element.val() ); + }), + + _parse: function( val ) { + if ( typeof val === "string" && val !== "" ) { + val = window.Globalize && this.options.numberFormat ? + Globalize.parseFloat( val, 10, this.options.culture ) : +val; + } + return val === "" || isNaN( val ) ? null : val; + }, + + _format: function( value ) { + if ( value === "" ) { + return ""; + } + return window.Globalize && this.options.numberFormat ? + Globalize.format( value, this.options.numberFormat, this.options.culture ) : + value; + }, + + _refresh: function() { + this.element.attr({ + "aria-valuemin": this.options.min, + "aria-valuemax": this.options.max, + // TODO: what should we do with values that can't be parsed? + "aria-valuenow": this._parse( this.element.val() ) + }); + }, + + // update the value without triggering change + _value: function( value, allowAny ) { + var parsed; + if ( value !== "" ) { + parsed = this._parse( value ); + if ( parsed !== null ) { + if ( !allowAny ) { + parsed = this._adjustValue( parsed ); + } + value = this._format( parsed ); + } + } + this.element.val( value ); + this._refresh(); + }, + + _destroy: function() { + this.element + .removeClass( "ui-spinner-input" ) + .prop( "disabled", false ) + .removeAttr( "autocomplete" ) + .removeAttr( "role" ) + .removeAttr( "aria-valuemin" ) + .removeAttr( "aria-valuemax" ) + .removeAttr( "aria-valuenow" ); + this.uiSpinner.replaceWith( this.element ); + }, + + stepUp: modifier(function( steps ) { + this._stepUp( steps ); + }), + _stepUp: function( steps ) { + this._spin( (steps || 1) * this.options.step ); + }, + + stepDown: modifier(function( steps ) { + this._stepDown( steps ); + }), + _stepDown: function( steps ) { + this._spin( (steps || 1) * -this.options.step ); + }, + + pageUp: modifier(function( pages ) { + this._stepUp( (pages || 1) * this.options.page ); + }), + + pageDown: modifier(function( pages ) { + this._stepDown( (pages || 1) * this.options.page ); + }), + + value: function( newVal ) { + if ( !arguments.length ) { + return this._parse( this.element.val() ); + } + modifier( this._value ).call( this, newVal ); + }, + + widget: function() { + return this.uiSpinner; + } +}); + +}( jQuery ) ); |