43 lines
1.4 KiB
JavaScript
43 lines
1.4 KiB
JavaScript
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/**
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* Enhanced Ajax.Autocompleter with support for parameters array and custom completion code
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*/
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Ajax.Autocompleter2 = Class.create(Autocompleter.Base, {
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initialize: function(element, update, url, options) {
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this.baseInitialize(element, update, options);
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this.options.asynchronous = true;
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this.options.onComplete = this.onComplete.bind(this);
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this.options.defaultParams = this.options.parameters || null;
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this.url = url;
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},
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// allow parameters array
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getUpdatedChoices: function() {
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this.startIndicator();
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var entry = encodeURIComponent(this.options.paramName) + '=' +
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encodeURIComponent(this.getToken());
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this.options.parameters = this.options.callback ?
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this.options.callback(this.element, entry) : entry;
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if(this.options.defaultParams) {
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// if defaultParams is a string, keep as is and don't convert
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var defaultParams = Object.isString(this.options.defaultParams) ? this.options.defaultParams : Object.toQueryString(this.options.defaultParams);
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this.options.parameters += '&' + defaultParams;
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}
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new Ajax.Request(this.url, this.options);
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},
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// allow custom completion code
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onComplete: function(request) {
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if (this.options.updateContent) {
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this.options.updateContent(request);
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this.stopIndicator();
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}
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else this.updateChoices(request.responseText);
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}
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});
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