494 lines
12 KiB
JavaScript
494 lines
12 KiB
JavaScript
/*!
|
|
* jQuery UI Spinner 1.10.3
|
|
* http://jqueryui.com
|
|
*
|
|
* Copyright 2013 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: "1.10.3",
|
|
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._stop();
|
|
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 );
|
|
}
|
|
}
|
|
if ( key === "icons" ) {
|
|
this.buttons.first().find( ".ui-icon" )
|
|
.removeClass( this.options.icons.up )
|
|
.addClass( value.up );
|
|
this.buttons.last().find( ".ui-icon" )
|
|
.removeClass( this.options.icons.down )
|
|
.addClass( value.down );
|
|
}
|
|
|
|
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 ) {
|
|
if ( this._start() ) {
|
|
this._spin( (steps || 1) * this.options.step );
|
|
this._stop();
|
|
}
|
|
},
|
|
|
|
stepDown: modifier(function( steps ) {
|
|
this._stepDown( steps );
|
|
}),
|
|
_stepDown: function( steps ) {
|
|
if ( this._start() ) {
|
|
this._spin( (steps || 1) * -this.options.step );
|
|
this._stop();
|
|
}
|
|
},
|
|
|
|
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 ) );
|