153 lines
4.3 KiB
JavaScript
153 lines
4.3 KiB
JavaScript
/**
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* Inspired by http://jqueryui.com/demos/autocomplete/#combobox
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*/
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(function( $ ) {
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$.widget('ui.combobox', {
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options: {
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id: null,
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name: null,
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showButton: false,
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editable: true
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},
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_create: function() {
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var self = this,
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select = this.element.hide(),
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selected = select.children(':selected'),
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value = selected.val() ? selected.text() : '';
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var input = this.input = $('<input type="text">')
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.insertAfter( select )
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.val( value )
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.autocomplete({
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delay: 0,
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minLength: 0,
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source: function( request, response ) {
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var matcher = new RegExp( $.ui.autocomplete.escapeRegex(request.term), "i" );
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response( select.children( "option" ).map(function() {
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var text = $( this ).text();
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if ( this.value && ( !request.term || matcher.test(text) ) )
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return {
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label: text.replace(
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new RegExp(
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"(?![^&;]+;)(?!<[^<>]*)(" +
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$.ui.autocomplete.escapeRegex(request.term) +
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")(?![^<>]*>)(?![^&;]+;)", "gi"
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), "<strong>$1</strong>" ),
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value: text,
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option: this
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};
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}) );
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},
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select: function( event, ui ) {
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self.input.val($(ui.item.option).text());
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self.input.trigger('change');
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ui.item.option.selected = true;
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self._trigger( "selected", event, {
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item: ui.item.option
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});
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},
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change: function( event, ui ) {
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if ( !ui.item ) {
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var matcher = new RegExp( "^" + $.ui.autocomplete.escapeRegex( $(this).val() ) + "$", "i" ),
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valid = false;
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self.input.val($(this).val());
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//self.input.trigger('change');
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select.children( "option" ).each(function() {
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if ( $( this ).text().match( matcher ) ) {
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this.selected = valid = true;
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return false;
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}
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});
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if ( !self.options['editable'] && !valid ) {
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// remove invalid value, as it didn't match anything
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$( this ).val( "" );
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select.val( "" );
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input.data( "autocomplete" ).term = "";
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return false;
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}
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}
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}
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})
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.addClass( "ui-widget ui-widget-content ui-corner-left" );
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input.data( "autocomplete" )._renderItem = function( ul, item ) {
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return $( "<li></li>" )
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.data( "item.autocomplete", item )
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.append( "<a>" + item.label + "</a>" )
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.appendTo( ul );
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};
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$.each(this.options, function(key, value) {
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self._setOption(key, value);
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});
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if(this.options['showButton']) {
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this.button = $( "<button type='button'> </button>" )
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.attr( "tabIndex", -1 )
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.attr( "title", "Show All Items" )
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.insertAfter( input )
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.addClass('svg')
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.addClass('action')
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.addClass('combo-button')
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.click(function() {
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// close if already visible
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if ( input.autocomplete( "widget" ).is( ":visible" ) ) {
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input.autocomplete( "close" );
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return;
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}
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// work around a bug (likely same cause as #5265)
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$( this ).blur();
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// pass empty string as value to search for, displaying all results
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input.autocomplete( "search", "" );
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input.focus();
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});
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}
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},
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destroy: function() {
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this.input.remove();
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//this.button.remove();
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this.element.show();
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$.Widget.prototype.destroy.call( this );
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},
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value: function(val) {
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if(val != undefined) {
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this.input.val(val);
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} else {
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return this.input.val();
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}
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},
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_setOption: function( key, value ) {
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switch( key ) {
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case 'id':
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this.options['id'] = value;
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this.input.attr('id', value);
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break;
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case 'name':
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this.options['name'] = value;
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this.input.attr('name', value);
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break;
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case 'attributes':
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var input = this.input;
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$.each(this.options['attributes'], function(key, value) {
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input.attr(key, value);
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});
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break;
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case 'classes':
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var input = this.input;
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$.each(this.options['classes'], function(key, value) {
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input.addClass(value);
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});
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break;
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case 'editable':
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case 'showButton':
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this.options[key] = value;
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break;
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}
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// In jQuery UI 1.8, you have to manually invoke the _setOption method from the base widget
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$.Widget.prototype._setOption.apply( this, arguments );
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// In jQuery UI 1.9 and above, you use the _super method instead
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//this._super( "_setOption", key, value );
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}
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});
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})( jQuery );
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