1164 lines
36 KiB
JavaScript
1164 lines
36 KiB
JavaScript
/*!
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* pickadate.js v3.5.6, 2015/04/20
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* By Amsul, http://amsul.ca
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* Hosted on http://amsul.github.io/pickadate.js
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* Licensed under MIT
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*/
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(function ( factory ) {
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// AMD.
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if ( typeof define == 'function' && define.amd )
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define( 'picker', ['jquery'], factory )
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// Node.js/browserify.
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else if ( typeof exports == 'object' )
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module.exports = factory( require('jquery') )
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// Browser globals.
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else this.Picker = factory( jQuery )
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}(function( $ ) {
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var $window = $( window )
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var $document = $( document )
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var $html = $( document.documentElement )
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var supportsTransitions = document.documentElement.style.transition != null
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/**
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* The picker constructor that creates a blank picker.
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*/
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function PickerConstructor( ELEMENT, NAME, COMPONENT, OPTIONS ) {
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// If there’s no element, return the picker constructor.
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if ( !ELEMENT ) return PickerConstructor
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var
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IS_DEFAULT_THEME = false,
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// The state of the picker.
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STATE = {
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id: ELEMENT.id || 'P' + Math.abs( ~~(Math.random() * new Date()) )
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},
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// Merge the defaults and options passed.
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SETTINGS = COMPONENT ? $.extend( true, {}, COMPONENT.defaults, OPTIONS ) : OPTIONS || {},
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// Merge the default classes with the settings classes.
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CLASSES = $.extend( {}, PickerConstructor.klasses(), SETTINGS.klass ),
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// The element node wrapper into a jQuery object.
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$ELEMENT = $( ELEMENT ),
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// Pseudo picker constructor.
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PickerInstance = function() {
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return this.start()
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},
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// The picker prototype.
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P = PickerInstance.prototype = {
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constructor: PickerInstance,
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$node: $ELEMENT,
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/**
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* Initialize everything
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*/
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start: function() {
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// If it’s already started, do nothing.
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if ( STATE && STATE.start ) return P
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// Update the picker states.
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STATE.methods = {}
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STATE.start = true
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STATE.open = false
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STATE.type = ELEMENT.type
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// Confirm focus state, convert into text input to remove UA stylings,
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// and set as readonly to prevent keyboard popup.
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ELEMENT.autofocus = ELEMENT == getActiveElement()
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ELEMENT.readOnly = !SETTINGS.editable
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ELEMENT.id = ELEMENT.id || STATE.id
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if ( ELEMENT.type != 'text' ) {
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ELEMENT.type = 'text'
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}
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// Create a new picker component with the settings.
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P.component = new COMPONENT(P, SETTINGS)
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// Create the picker root and then prepare it.
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P.$root = $( '<div class="' + CLASSES.picker + '" id="' + ELEMENT.id + '_root" />' )
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prepareElementRoot()
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// Create the picker holder and then prepare it.
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P.$holder = $( createWrappedComponent() ).appendTo( P.$root )
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prepareElementHolder()
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// If there’s a format for the hidden input element, create the element.
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if ( SETTINGS.formatSubmit ) {
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prepareElementHidden()
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}
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// Prepare the input element.
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prepareElement()
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// Insert the hidden input as specified in the settings.
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if ( SETTINGS.containerHidden ) $( SETTINGS.containerHidden ).append( P._hidden )
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else $ELEMENT.after( P._hidden )
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// Insert the root as specified in the settings.
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if ( SETTINGS.container ) $( SETTINGS.container ).append( P.$root )
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else $ELEMENT.after( P.$root )
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// Bind the default component and settings events.
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P.on({
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start: P.component.onStart,
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render: P.component.onRender,
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stop: P.component.onStop,
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open: P.component.onOpen,
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close: P.component.onClose,
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set: P.component.onSet
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}).on({
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start: SETTINGS.onStart,
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render: SETTINGS.onRender,
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stop: SETTINGS.onStop,
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open: SETTINGS.onOpen,
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close: SETTINGS.onClose,
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set: SETTINGS.onSet
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})
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// Once we’re all set, check the theme in use.
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IS_DEFAULT_THEME = isUsingDefaultTheme( P.$holder[0] )
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// If the element has autofocus, open the picker.
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if ( ELEMENT.autofocus ) {
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P.open()
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}
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// Trigger queued the “start” and “render” events.
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return P.trigger( 'start' ).trigger( 'render' )
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}, //start
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/**
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* Render a new picker
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*/
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render: function( entireComponent ) {
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// Insert a new component holder in the root or box.
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if ( entireComponent ) {
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P.$holder = $( createWrappedComponent() )
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prepareElementHolder()
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P.$root.html( P.$holder )
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}
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else P.$root.find( '.' + CLASSES.box ).html( P.component.nodes( STATE.open ) )
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// Trigger the queued “render” events.
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return P.trigger( 'render' )
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}, //render
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/**
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* Destroy everything
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*/
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stop: function() {
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// If it’s already stopped, do nothing.
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if ( !STATE.start ) return P
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// Then close the picker.
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P.close()
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// Remove the hidden field.
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if ( P._hidden ) {
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P._hidden.parentNode.removeChild( P._hidden )
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}
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// Remove the root.
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P.$root.remove()
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// Remove the input class, remove the stored data, and unbind
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// the events (after a tick for IE - see `P.close`).
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$ELEMENT.removeClass( CLASSES.input ).removeData( NAME )
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setTimeout( function() {
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$ELEMENT.off( '.' + STATE.id )
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}, 0)
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// Restore the element state
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ELEMENT.type = STATE.type
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ELEMENT.readOnly = false
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// Trigger the queued “stop” events.
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P.trigger( 'stop' )
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// Reset the picker states.
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STATE.methods = {}
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STATE.start = false
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return P
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}, //stop
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/**
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* Open up the picker
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*/
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open: function( dontGiveFocus ) {
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// If it’s already open, do nothing.
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if ( STATE.open ) return P
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// Add the “active” class.
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$ELEMENT.addClass( CLASSES.active )
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aria( ELEMENT, 'expanded', true )
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// * A Firefox bug, when `html` has `overflow:hidden`, results in
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// killing transitions :(. So add the “opened” state on the next tick.
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// Bug: https://bugzilla.mozilla.org/show_bug.cgi?id=625289
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setTimeout( function() {
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// Add the “opened” class to the picker root.
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P.$root.addClass( CLASSES.opened )
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aria( P.$root[0], 'hidden', false )
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}, 0 )
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// If we have to give focus, bind the element and doc events.
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if ( dontGiveFocus !== false ) {
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// Set it as open.
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STATE.open = true
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// Prevent the page from scrolling.
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if ( IS_DEFAULT_THEME ) {
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$html.
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css( 'overflow', 'hidden' ).
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css( 'padding-right', '+=' + getScrollbarWidth() )
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}
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// Pass focus to the root element’s jQuery object.
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focusPickerOnceOpened()
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// Bind the document events.
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$document.on( 'click.' + STATE.id + ' focusin.' + STATE.id, function( event ) {
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var target = event.target
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// If the target of the event is not the element, close the picker picker.
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// * Don’t worry about clicks or focusins on the root because those don’t bubble up.
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// Also, for Firefox, a click on an `option` element bubbles up directly
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// to the doc. So make sure the target wasn't the doc.
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// * In Firefox stopPropagation() doesn’t prevent right-click events from bubbling,
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// which causes the picker to unexpectedly close when right-clicking it. So make
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// sure the event wasn’t a right-click.
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if ( target != ELEMENT && target != document && event.which != 3 ) {
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// If the target was the holder that covers the screen,
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// keep the element focused to maintain tabindex.
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P.close( target === P.$holder[0] )
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}
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}).on( 'keydown.' + STATE.id, function( event ) {
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var
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// Get the keycode.
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keycode = event.keyCode,
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// Translate that to a selection change.
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keycodeToMove = P.component.key[ keycode ],
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// Grab the target.
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target = event.target
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// On escape, close the picker and give focus.
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if ( keycode == 27 ) {
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P.close( true )
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}
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// Check if there is a key movement or “enter” keypress on the element.
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else if ( target == P.$holder[0] && ( keycodeToMove || keycode == 13 ) ) {
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// Prevent the default action to stop page movement.
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event.preventDefault()
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// Trigger the key movement action.
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if ( keycodeToMove ) {
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PickerConstructor._.trigger( P.component.key.go, P, [ PickerConstructor._.trigger( keycodeToMove ) ] )
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}
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// On “enter”, if the highlighted item isn’t disabled, set the value and close.
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else if ( !P.$root.find( '.' + CLASSES.highlighted ).hasClass( CLASSES.disabled ) ) {
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P.set( 'select', P.component.item.highlight )
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if ( SETTINGS.closeOnSelect ) {
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P.close( true )
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}
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}
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}
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// If the target is within the root and “enter” is pressed,
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// prevent the default action and trigger a click on the target instead.
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else if ( $.contains( P.$root[0], target ) && keycode == 13 ) {
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event.preventDefault()
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target.click()
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}
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})
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}
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// Trigger the queued “open” events.
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return P.trigger( 'open' )
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}, //open
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/**
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* Close the picker
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*/
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close: function( giveFocus ) {
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// If we need to give focus, do it before changing states.
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if ( giveFocus ) {
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if ( SETTINGS.editable ) {
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ELEMENT.focus()
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}
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else {
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// ....ah yes! It would’ve been incomplete without a crazy workaround for IE :|
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// The focus is triggered *after* the close has completed - causing it
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// to open again. So unbind and rebind the event at the next tick.
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P.$holder.off( 'focus.toOpen' ).focus()
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setTimeout( function() {
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P.$holder.on( 'focus.toOpen', handleFocusToOpenEvent )
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}, 0 )
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}
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}
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// Remove the “active” class.
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$ELEMENT.removeClass( CLASSES.active )
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aria( ELEMENT, 'expanded', false )
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// * A Firefox bug, when `html` has `overflow:hidden`, results in
|
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// killing transitions :(. So remove the “opened” state on the next tick.
|
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// Bug: https://bugzilla.mozilla.org/show_bug.cgi?id=625289
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setTimeout( function() {
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// Remove the “opened” and “focused” class from the picker root.
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P.$root.removeClass( CLASSES.opened + ' ' + CLASSES.focused )
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aria( P.$root[0], 'hidden', true )
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}, 0 )
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// If it’s already closed, do nothing more.
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if ( !STATE.open ) return P
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// Set it as closed.
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STATE.open = false
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// Allow the page to scroll.
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if ( IS_DEFAULT_THEME ) {
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$html.
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css( 'overflow', '' ).
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css( 'padding-right', '-=' + getScrollbarWidth() )
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}
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// Unbind the document events.
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$document.off( '.' + STATE.id )
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// Trigger the queued “close” events.
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return P.trigger( 'close' )
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}, //close
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/**
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* Clear the values
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*/
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clear: function( options ) {
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return P.set( 'clear', null, options )
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}, //clear
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/**
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* Set something
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*/
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set: function( thing, value, options ) {
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var thingItem, thingValue,
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thingIsObject = $.isPlainObject( thing ),
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thingObject = thingIsObject ? thing : {}
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// Make sure we have usable options.
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options = thingIsObject && $.isPlainObject( value ) ? value : options || {}
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if ( thing ) {
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// If the thing isn’t an object, make it one.
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if ( !thingIsObject ) {
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thingObject[ thing ] = value
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}
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// Go through the things of items to set.
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for ( thingItem in thingObject ) {
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// Grab the value of the thing.
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thingValue = thingObject[ thingItem ]
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// First, if the item exists and there’s a value, set it.
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if ( thingItem in P.component.item ) {
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if ( thingValue === undefined ) thingValue = null
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P.component.set( thingItem, thingValue, options )
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}
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// Then, check to update the element value and broadcast a change.
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if ( thingItem == 'select' || thingItem == 'clear' ) {
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$ELEMENT.
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val( thingItem == 'clear' ? '' : P.get( thingItem, SETTINGS.format ) ).
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trigger( 'change' )
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}
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}
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// Render a new picker.
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P.render()
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}
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// When the method isn’t muted, trigger queued “set” events and pass the `thingObject`.
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return options.muted ? P : P.trigger( 'set', thingObject )
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}, //set
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/**
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* Get something
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*/
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get: function( thing, format ) {
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// Make sure there’s something to get.
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thing = thing || 'value'
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// If a picker state exists, return that.
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if ( STATE[ thing ] != null ) {
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return STATE[ thing ]
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}
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// Return the submission value, if that.
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if ( thing == 'valueSubmit' ) {
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if ( P._hidden ) {
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return P._hidden.value
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}
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thing = 'value'
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}
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// Return the value, if that.
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if ( thing == 'value' ) {
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return ELEMENT.value
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}
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// Check if a component item exists, return that.
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if ( thing in P.component.item ) {
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if ( typeof format == 'string' ) {
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var thingValue = P.component.get( thing )
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return thingValue ?
|
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PickerConstructor._.trigger(
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P.component.formats.toString,
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P.component,
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[ format, thingValue ]
|
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) : ''
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}
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return P.component.get( thing )
|
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}
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}, //get
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/**
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* Bind events on the things.
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*/
|
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on: function( thing, method, internal ) {
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var thingName, thingMethod,
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thingIsObject = $.isPlainObject( thing ),
|
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thingObject = thingIsObject ? thing : {}
|
||
|
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if ( thing ) {
|
||
|
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// If the thing isn’t an object, make it one.
|
||
if ( !thingIsObject ) {
|
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thingObject[ thing ] = method
|
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}
|
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|
||
// Go through the things to bind to.
|
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for ( thingName in thingObject ) {
|
||
|
||
// Grab the method of the thing.
|
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thingMethod = thingObject[ thingName ]
|
||
|
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// If it was an internal binding, prefix it.
|
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if ( internal ) {
|
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thingName = '_' + thingName
|
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}
|
||
|
||
// Make sure the thing methods collection exists.
|
||
STATE.methods[ thingName ] = STATE.methods[ thingName ] || []
|
||
|
||
// Add the method to the relative method collection.
|
||
STATE.methods[ thingName ].push( thingMethod )
|
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}
|
||
}
|
||
|
||
return P
|
||
}, //on
|
||
|
||
|
||
|
||
/**
|
||
* Unbind events on the things.
|
||
*/
|
||
off: function() {
|
||
var i, thingName,
|
||
names = arguments;
|
||
for ( i = 0, namesCount = names.length; i < namesCount; i += 1 ) {
|
||
thingName = names[i]
|
||
if ( thingName in STATE.methods ) {
|
||
delete STATE.methods[thingName]
|
||
}
|
||
}
|
||
return P
|
||
},
|
||
|
||
|
||
/**
|
||
* Fire off method events.
|
||
*/
|
||
trigger: function( name, data ) {
|
||
var _trigger = function( name ) {
|
||
var methodList = STATE.methods[ name ]
|
||
if ( methodList ) {
|
||
methodList.map( function( method ) {
|
||
PickerConstructor._.trigger( method, P, [ data ] )
|
||
})
|
||
}
|
||
}
|
||
_trigger( '_' + name )
|
||
_trigger( name )
|
||
return P
|
||
} //trigger
|
||
} //PickerInstance.prototype
|
||
|
||
|
||
/**
|
||
* Wrap the picker holder components together.
|
||
*/
|
||
function createWrappedComponent() {
|
||
|
||
// Create a picker wrapper holder
|
||
return PickerConstructor._.node( 'div',
|
||
|
||
// Create a picker wrapper node
|
||
PickerConstructor._.node( 'div',
|
||
|
||
// Create a picker frame
|
||
PickerConstructor._.node( 'div',
|
||
|
||
// Create a picker box node
|
||
PickerConstructor._.node( 'div',
|
||
|
||
// Create the components nodes.
|
||
P.component.nodes( STATE.open ),
|
||
|
||
// The picker box class
|
||
CLASSES.box
|
||
),
|
||
|
||
// Picker wrap class
|
||
CLASSES.wrap
|
||
),
|
||
|
||
// Picker frame class
|
||
CLASSES.frame
|
||
),
|
||
|
||
// Picker holder class
|
||
CLASSES.holder,
|
||
|
||
'tabindex="-1"'
|
||
) //endreturn
|
||
} //createWrappedComponent
|
||
|
||
|
||
|
||
/**
|
||
* Prepare the input element with all bindings.
|
||
*/
|
||
function prepareElement() {
|
||
|
||
$ELEMENT.
|
||
|
||
// Store the picker data by component name.
|
||
data(NAME, P).
|
||
|
||
// Add the “input” class name.
|
||
addClass(CLASSES.input).
|
||
|
||
// If there’s a `data-value`, update the value of the element.
|
||
val( $ELEMENT.data('value') ?
|
||
P.get('select', SETTINGS.format) :
|
||
ELEMENT.value
|
||
)
|
||
|
||
|
||
// Only bind keydown events if the element isn’t editable.
|
||
if ( !SETTINGS.editable ) {
|
||
|
||
$ELEMENT.
|
||
|
||
// On focus/click, open the picker.
|
||
on( 'focus.' + STATE.id + ' click.' + STATE.id, function(event) {
|
||
event.preventDefault()
|
||
P.open()
|
||
}).
|
||
|
||
// Handle keyboard event based on the picker being opened or not.
|
||
on( 'keydown.' + STATE.id, handleKeydownEvent )
|
||
}
|
||
|
||
|
||
// Update the aria attributes.
|
||
aria(ELEMENT, {
|
||
haspopup: true,
|
||
expanded: false,
|
||
readonly: false,
|
||
owns: ELEMENT.id + '_root'
|
||
})
|
||
}
|
||
|
||
|
||
/**
|
||
* Prepare the root picker element with all bindings.
|
||
*/
|
||
function prepareElementRoot() {
|
||
aria( P.$root[0], 'hidden', true )
|
||
}
|
||
|
||
|
||
/**
|
||
* Prepare the holder picker element with all bindings.
|
||
*/
|
||
function prepareElementHolder() {
|
||
|
||
P.$holder.
|
||
|
||
on({
|
||
|
||
// For iOS8.
|
||
keydown: handleKeydownEvent,
|
||
|
||
'focus.toOpen': handleFocusToOpenEvent,
|
||
|
||
blur: function() {
|
||
// Remove the “target” class.
|
||
$ELEMENT.removeClass( CLASSES.target )
|
||
},
|
||
|
||
// When something within the holder is focused, stop from bubbling
|
||
// to the doc and remove the “focused” state from the root.
|
||
focusin: function( event ) {
|
||
P.$root.removeClass( CLASSES.focused )
|
||
event.stopPropagation()
|
||
},
|
||
|
||
// When something within the holder is clicked, stop it
|
||
// from bubbling to the doc.
|
||
'mousedown click': function( event ) {
|
||
|
||
var target = event.target
|
||
|
||
// Make sure the target isn’t the root holder so it can bubble up.
|
||
if ( target != P.$holder[0] ) {
|
||
|
||
event.stopPropagation()
|
||
|
||
// * For mousedown events, cancel the default action in order to
|
||
// prevent cases where focus is shifted onto external elements
|
||
// when using things like jQuery mobile or MagnificPopup (ref: #249 & #120).
|
||
// Also, for Firefox, don’t prevent action on the `option` element.
|
||
if ( event.type == 'mousedown' && !$( target ).is( 'input, select, textarea, button, option' )) {
|
||
|
||
event.preventDefault()
|
||
|
||
// Re-focus onto the holder so that users can click away
|
||
// from elements focused within the picker.
|
||
P.$holder[0].focus()
|
||
}
|
||
}
|
||
}
|
||
|
||
}).
|
||
|
||
// If there’s a click on an actionable element, carry out the actions.
|
||
on( 'click', '[data-pick], [data-nav], [data-clear], [data-close]', function() {
|
||
|
||
var $target = $( this ),
|
||
targetData = $target.data(),
|
||
targetDisabled = $target.hasClass( CLASSES.navDisabled ) || $target.hasClass( CLASSES.disabled ),
|
||
|
||
// * For IE, non-focusable elements can be active elements as well
|
||
// (http://stackoverflow.com/a/2684561).
|
||
activeElement = getActiveElement()
|
||
activeElement = activeElement && ( activeElement.type || activeElement.href )
|
||
|
||
// If it’s disabled or nothing inside is actively focused, re-focus the element.
|
||
if ( targetDisabled || activeElement && !$.contains( P.$root[0], activeElement ) ) {
|
||
P.$holder[0].focus()
|
||
}
|
||
|
||
// If something is superficially changed, update the `highlight` based on the `nav`.
|
||
if ( !targetDisabled && targetData.nav ) {
|
||
P.set( 'highlight', P.component.item.highlight, { nav: targetData.nav } )
|
||
}
|
||
|
||
// If something is picked, set `select` then close with focus.
|
||
else if ( !targetDisabled && 'pick' in targetData ) {
|
||
P.set( 'select', targetData.pick )
|
||
if ( SETTINGS.closeOnSelect ) {
|
||
P.close( true )
|
||
}
|
||
}
|
||
|
||
// If a “clear” button is pressed, empty the values and close with focus.
|
||
else if ( targetData.clear ) {
|
||
P.clear()
|
||
if ( SETTINGS.closeOnClear ) {
|
||
P.close( true )
|
||
}
|
||
}
|
||
|
||
else if ( targetData.close ) {
|
||
P.close( true )
|
||
}
|
||
|
||
}) //P.$holder
|
||
|
||
}
|
||
|
||
|
||
/**
|
||
* Prepare the hidden input element along with all bindings.
|
||
*/
|
||
function prepareElementHidden() {
|
||
|
||
var name
|
||
|
||
if ( SETTINGS.hiddenName === true ) {
|
||
name = ELEMENT.name
|
||
ELEMENT.name = ''
|
||
}
|
||
else {
|
||
name = [
|
||
typeof SETTINGS.hiddenPrefix == 'string' ? SETTINGS.hiddenPrefix : '',
|
||
typeof SETTINGS.hiddenSuffix == 'string' ? SETTINGS.hiddenSuffix : '_submit'
|
||
]
|
||
name = name[0] + ELEMENT.name + name[1]
|
||
}
|
||
|
||
P._hidden = $(
|
||
'<input ' +
|
||
'type=hidden ' +
|
||
|
||
// Create the name using the original input’s with a prefix and suffix.
|
||
'name="' + name + '"' +
|
||
|
||
// If the element has a value, set the hidden value as well.
|
||
(
|
||
$ELEMENT.data('value') || ELEMENT.value ?
|
||
' value="' + P.get('select', SETTINGS.formatSubmit) + '"' :
|
||
''
|
||
) +
|
||
'>'
|
||
)[0]
|
||
|
||
$ELEMENT.
|
||
|
||
// If the value changes, update the hidden input with the correct format.
|
||
on('change.' + STATE.id, function() {
|
||
P._hidden.value = ELEMENT.value ?
|
||
P.get('select', SETTINGS.formatSubmit) :
|
||
''
|
||
})
|
||
}
|
||
|
||
|
||
// Wait for transitions to end before focusing the holder. Otherwise, while
|
||
// using the `container` option, the view jumps to the container.
|
||
function focusPickerOnceOpened() {
|
||
|
||
if (IS_DEFAULT_THEME && supportsTransitions) {
|
||
P.$holder.find('.' + CLASSES.frame).one('transitionend', function() {
|
||
P.$holder[0].focus()
|
||
})
|
||
}
|
||
else {
|
||
P.$holder[0].focus()
|
||
}
|
||
}
|
||
|
||
|
||
function handleFocusToOpenEvent(event) {
|
||
|
||
// Stop the event from propagating to the doc.
|
||
event.stopPropagation()
|
||
|
||
// Add the “target” class.
|
||
$ELEMENT.addClass( CLASSES.target )
|
||
|
||
// Add the “focused” class to the root.
|
||
P.$root.addClass( CLASSES.focused )
|
||
|
||
// And then finally open the picker.
|
||
P.open()
|
||
}
|
||
|
||
|
||
// For iOS8.
|
||
function handleKeydownEvent( event ) {
|
||
|
||
var keycode = event.keyCode,
|
||
|
||
// Check if one of the delete keys was pressed.
|
||
isKeycodeDelete = /^(8|46)$/.test(keycode)
|
||
|
||
// For some reason IE clears the input value on “escape”.
|
||
if ( keycode == 27 ) {
|
||
P.close( true )
|
||
return false
|
||
}
|
||
|
||
// Check if `space` or `delete` was pressed or the picker is closed with a key movement.
|
||
if ( keycode == 32 || isKeycodeDelete || !STATE.open && P.component.key[keycode] ) {
|
||
|
||
// Prevent it from moving the page and bubbling to doc.
|
||
event.preventDefault()
|
||
event.stopPropagation()
|
||
|
||
// If `delete` was pressed, clear the values and close the picker.
|
||
// Otherwise open the picker.
|
||
if ( isKeycodeDelete ) { P.clear().close() }
|
||
else { P.open() }
|
||
}
|
||
}
|
||
|
||
|
||
// Return a new picker instance.
|
||
return new PickerInstance()
|
||
} //PickerConstructor
|
||
|
||
|
||
|
||
/**
|
||
* The default classes and prefix to use for the HTML classes.
|
||
*/
|
||
PickerConstructor.klasses = function( prefix ) {
|
||
prefix = prefix || 'picker'
|
||
return {
|
||
|
||
picker: prefix,
|
||
opened: prefix + '--opened',
|
||
focused: prefix + '--focused',
|
||
|
||
input: prefix + '__input',
|
||
active: prefix + '__input--active',
|
||
target: prefix + '__input--target',
|
||
|
||
holder: prefix + '__holder',
|
||
|
||
frame: prefix + '__frame',
|
||
wrap: prefix + '__wrap',
|
||
|
||
box: prefix + '__box'
|
||
}
|
||
} //PickerConstructor.klasses
|
||
|
||
|
||
|
||
/**
|
||
* Check if the default theme is being used.
|
||
*/
|
||
function isUsingDefaultTheme( element ) {
|
||
|
||
var theme,
|
||
prop = 'position'
|
||
|
||
// For IE.
|
||
if ( element.currentStyle ) {
|
||
theme = element.currentStyle[prop]
|
||
}
|
||
|
||
// For normal browsers.
|
||
else if ( window.getComputedStyle ) {
|
||
theme = getComputedStyle( element )[prop]
|
||
}
|
||
|
||
return theme == 'fixed'
|
||
}
|
||
|
||
|
||
|
||
/**
|
||
* Get the width of the browser’s scrollbar.
|
||
* Taken from: https://github.com/VodkaBears/Remodal/blob/master/src/jquery.remodal.js
|
||
*/
|
||
function getScrollbarWidth() {
|
||
|
||
if ( $html.height() <= $window.height() ) {
|
||
return 0
|
||
}
|
||
|
||
var $outer = $( '<div style="visibility:hidden;width:100px" />' ).
|
||
appendTo( 'body' )
|
||
|
||
// Get the width without scrollbars.
|
||
var widthWithoutScroll = $outer[0].offsetWidth
|
||
|
||
// Force adding scrollbars.
|
||
$outer.css( 'overflow', 'scroll' )
|
||
|
||
// Add the inner div.
|
||
var $inner = $( '<div style="width:100%" />' ).appendTo( $outer )
|
||
|
||
// Get the width with scrollbars.
|
||
var widthWithScroll = $inner[0].offsetWidth
|
||
|
||
// Remove the divs.
|
||
$outer.remove()
|
||
|
||
// Return the difference between the widths.
|
||
return widthWithoutScroll - widthWithScroll
|
||
}
|
||
|
||
|
||
|
||
/**
|
||
* PickerConstructor helper methods.
|
||
*/
|
||
PickerConstructor._ = {
|
||
|
||
/**
|
||
* Create a group of nodes. Expects:
|
||
* `
|
||
{
|
||
min: {Integer},
|
||
max: {Integer},
|
||
i: {Integer},
|
||
node: {String},
|
||
item: {Function}
|
||
}
|
||
* `
|
||
*/
|
||
group: function( groupObject ) {
|
||
|
||
var
|
||
// Scope for the looped object
|
||
loopObjectScope,
|
||
|
||
// Create the nodes list
|
||
nodesList = '',
|
||
|
||
// The counter starts from the `min`
|
||
counter = PickerConstructor._.trigger( groupObject.min, groupObject )
|
||
|
||
|
||
// Loop from the `min` to `max`, incrementing by `i`
|
||
for ( ; counter <= PickerConstructor._.trigger( groupObject.max, groupObject, [ counter ] ); counter += groupObject.i ) {
|
||
|
||
// Trigger the `item` function within scope of the object
|
||
loopObjectScope = PickerConstructor._.trigger( groupObject.item, groupObject, [ counter ] )
|
||
|
||
// Splice the subgroup and create nodes out of the sub nodes
|
||
nodesList += PickerConstructor._.node(
|
||
groupObject.node,
|
||
loopObjectScope[ 0 ], // the node
|
||
loopObjectScope[ 1 ], // the classes
|
||
loopObjectScope[ 2 ] // the attributes
|
||
)
|
||
}
|
||
|
||
// Return the list of nodes
|
||
return nodesList
|
||
}, //group
|
||
|
||
|
||
/**
|
||
* Create a dom node string
|
||
*/
|
||
node: function( wrapper, item, klass, attribute ) {
|
||
|
||
// If the item is false-y, just return an empty string
|
||
if ( !item ) return ''
|
||
|
||
// If the item is an array, do a join
|
||
item = $.isArray( item ) ? item.join( '' ) : item
|
||
|
||
// Check for the class
|
||
klass = klass ? ' class="' + klass + '"' : ''
|
||
|
||
// Check for any attributes
|
||
attribute = attribute ? ' ' + attribute : ''
|
||
|
||
// Return the wrapped item
|
||
return '<' + wrapper + klass + attribute + '>' + item + '</' + wrapper + '>'
|
||
}, //node
|
||
|
||
|
||
/**
|
||
* Lead numbers below 10 with a zero.
|
||
*/
|
||
lead: function( number ) {
|
||
return ( number < 10 ? '0': '' ) + number
|
||
},
|
||
|
||
|
||
/**
|
||
* Trigger a function otherwise return the value.
|
||
*/
|
||
trigger: function( callback, scope, args ) {
|
||
return typeof callback == 'function' ? callback.apply( scope, args || [] ) : callback
|
||
},
|
||
|
||
|
||
/**
|
||
* If the second character is a digit, length is 2 otherwise 1.
|
||
*/
|
||
digits: function( string ) {
|
||
return ( /\d/ ).test( string[ 1 ] ) ? 2 : 1
|
||
},
|
||
|
||
|
||
/**
|
||
* Tell if something is a date object.
|
||
*/
|
||
isDate: function( value ) {
|
||
return {}.toString.call( value ).indexOf( 'Date' ) > -1 && this.isInteger( value.getDate() )
|
||
},
|
||
|
||
|
||
/**
|
||
* Tell if something is an integer.
|
||
*/
|
||
isInteger: function( value ) {
|
||
return {}.toString.call( value ).indexOf( 'Number' ) > -1 && value % 1 === 0
|
||
},
|
||
|
||
|
||
/**
|
||
* Create ARIA attribute strings.
|
||
*/
|
||
ariaAttr: ariaAttr
|
||
} //PickerConstructor._
|
||
|
||
|
||
|
||
/**
|
||
* Extend the picker with a component and defaults.
|
||
*/
|
||
PickerConstructor.extend = function( name, Component ) {
|
||
|
||
// Extend jQuery.
|
||
$.fn[ name ] = function( options, action ) {
|
||
|
||
// Grab the component data.
|
||
var componentData = this.data( name )
|
||
|
||
// If the picker is requested, return the data object.
|
||
if ( options == 'picker' ) {
|
||
return componentData
|
||
}
|
||
|
||
// If the component data exists and `options` is a string, carry out the action.
|
||
if ( componentData && typeof options == 'string' ) {
|
||
return PickerConstructor._.trigger( componentData[ options ], componentData, [ action ] )
|
||
}
|
||
|
||
// Otherwise go through each matched element and if the component
|
||
// doesn’t exist, create a new picker using `this` element
|
||
// and merging the defaults and options with a deep copy.
|
||
return this.each( function() {
|
||
var $this = $( this )
|
||
if ( !$this.data( name ) ) {
|
||
new PickerConstructor( this, name, Component, options )
|
||
}
|
||
})
|
||
}
|
||
|
||
// Set the defaults.
|
||
$.fn[ name ].defaults = Component.defaults
|
||
} //PickerConstructor.extend
|
||
|
||
|
||
|
||
function aria(element, attribute, value) {
|
||
if ( $.isPlainObject(attribute) ) {
|
||
for ( var key in attribute ) {
|
||
ariaSet(element, key, attribute[key])
|
||
}
|
||
}
|
||
else {
|
||
ariaSet(element, attribute, value)
|
||
}
|
||
}
|
||
function ariaSet(element, attribute, value) {
|
||
element.setAttribute(
|
||
(attribute == 'role' ? '' : 'aria-') + attribute,
|
||
value
|
||
)
|
||
}
|
||
function ariaAttr(attribute, data) {
|
||
if ( !$.isPlainObject(attribute) ) {
|
||
attribute = { attribute: data }
|
||
}
|
||
data = ''
|
||
for ( var key in attribute ) {
|
||
var attr = (key == 'role' ? '' : 'aria-') + key,
|
||
attrVal = attribute[key]
|
||
data += attrVal == null ? '' : attr + '="' + attribute[key] + '"'
|
||
}
|
||
return data
|
||
}
|
||
|
||
// IE8 bug throws an error for activeElements within iframes.
|
||
function getActiveElement() {
|
||
try {
|
||
return document.activeElement
|
||
} catch ( err ) { }
|
||
}
|
||
|
||
|
||
|
||
// Expose the picker constructor.
|
||
return PickerConstructor
|
||
|
||
|
||
}));
|
||
|
||
|
||
|