SIFTools/web_app/js/external/jquery.keyboard.extension-autocomplete.js
Donald Burr 0eada46ece Switch to a diffrent keyboard and timepicker
these should hopefully work better on mobile browsers
2015-10-18 14:03:49 -07:00

147 lines
4.7 KiB
JavaScript

/*! jQuery UI Virtual Keyboard Autocomplete v1.9.2 *//*
* for Keyboard v1.18+ only (8/17/2015)
*
* By Rob Garrison (aka Mottie & Fudgey)
* Licensed under the MIT License
*
* Use this extension with the Virtual Keyboard to get
* the jQuery UI Autocomplete widget to work seamlessly
*
* Requires:
* jQuery
* jQuery UI & css
* Keyboard plugin : https://github.com/Mottie/Keyboard
*
* Setup:
* $('.ui-keyboard-input')
* .keyboard(options)
* .autocomplete(options)
* .addAutoComplete();
*
* // or if targeting a specific keyboard
* $('#keyboard1')
* .keyboard(options) // keyboard plugin
* .autocomplete(options) // jQuery UI autocomplete
* .addAutoComplete(); // this keyboard extension
*
*/
/*jshint browser:true, jquery:true, unused:false */
/*global require:false, define:false, module:false */
;(function(factory) {
if (typeof define === 'function' && define.amd) {
define(['jquery'], factory);
} else if (typeof module === 'object' && typeof module.exports === 'object') {
module.exports = factory(require('jquery'));
} else {
factory(jQuery);
}
}(function($) {
'use strict';
$.fn.addAutocomplete = function(options){
var defaults = {
position : {
of : null,
my : 'right top',
at : 'left top',
collision: 'flip'
}
};
return this.each(function(){
// make sure a keyboard is attached
var o, base = $(this).data('keyboard');
if (!base) { return; }
base.autocomplete_namespace = base.namespace + 'Autocomplete';
base.extensionNamespace.push( base.autocomplete_namespace );
// Setup
base.autocomplete_init = function(){
// variables
o = base.autocomplete_options = $.extend( true, {}, defaults, options );
// visible event is fired before this extension is initialized, so check!
if (base.options.alwaysOpen && base.isVisible()) {
base.autocomplete_setup();
}
base.$el
.unbind(base.autocomplete_namespace)
.bind($.keyboard.events.kbVisible + base.autocomplete_namespace,function(){
base.autocomplete_setup();
})
.bind($.keyboard.events.kbChange + base.autocomplete_namespace,function(){
if (base.hasAutocomplete && base.isVisible()) {
base.$el
.val(base.$preview.val())
.trigger('keydown.autocomplete');
}
})
.bind($.keyboard.events.kbHidden + base.autocomplete_namespace, function(){
base.$el.autocomplete('close');
})
.bind('autocompleteopen' + base.autocomplete_namespace, function() {
if (base.hasAutocomplete){
// default to $keyboard if no position.of defined
var position = $.extend( {}, o.position );
// refresh base.$keyboard (it gets destroyed after use); fixes #382
position.of = position.of || base.$keyboard;
// reposition autocomplete window next to the keyboard
base.$autocomplete.menu.element.position( position );
}
})
.bind('autocompleteselect' + base.autocomplete_namespace, function(e, ui){
var v = ui.item && ui.item.value || '';
if (base.hasAutocomplete && v !== ''){
base.$preview
.val( v )
.focus();
// see issue #95 - thanks banku!
base.last.start = v.length;
base.last.end = v.length;
}
});
};
// set up after keyboard is visible
base.autocomplete_setup = function(){
// look for autocomplete
base.$autocomplete = base.$el.data('autocomplete') || base.$el.data('uiAutocomplete') || base.$el.data('ui-autocomplete');
base.hasAutocomplete = (typeof(base.$autocomplete) === 'undefined') ? false : (base.$autocomplete.options.disabled) ? false : true;
// only bind to keydown once
if (base.hasAutocomplete) {
base.$preview.bind('keydown' + base.autocomplete_namespace, function(e){
// send keys to the autocomplete widget (arrow, pageup/down, etc)
base.$el.val( base.$preview.val() ).triggerHandler(e);
});
base.$allKeys.bind('mouseup mousedown mouseleave touchstart touchend touchcancel '.split(' ').join(base.autocomplete_namespace + ' '),function(event){
clearTimeout( base.$autocomplete.searching );
var evt = event;
base.$autocomplete.searching = setTimeout(function() {
// only search if the value has changed
if ( base.$autocomplete.term !== base.$autocomplete.element.val() ) {
base.$autocomplete.selectedItem = null;
base.$autocomplete.search( null, evt );
}
}, base.$autocomplete.options.delay );
});
}
};
base.origEscClose = base.escClose;
// replace original function with this one
base.escClose = function(e){
// prevent selecting an item in autocomplete from closing keyboard
if ( base.hasAutocomplete && (e.target.id === 'ui-active-menuitem' || $(e.target).closest('ul').hasClass('ui-autocomplete')) ) { return; }
base.origEscClose(e);
};
base.autocomplete_init();
});
};
}));