Removed autocomplete plugin and use one provided by jquery.ui.
git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@8651 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd
This commit is contained in:
phamt
parent
af10b0ea1c
commit
5db0db4f1f
@ -1,852 +0,0 @@
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/*
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* jQuery Autocomplete plugin 1.1
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*
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* Copyright (c) 2009 Jörn Zaefferer
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*
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* Dual licensed under the MIT and GPL licenses:
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* http://www.opensource.org/licenses/mit-license.php
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* http://www.gnu.org/licenses/gpl.html
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*
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* Revision: $Id: jquery.autocomplete.js 15 2009-08-22 10:30:27Z joern.zaefferer $
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*/
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;
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(function($) {
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$.fn.extend( {
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autocomplete : function(urlOrData, options) {
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var isUrl = typeof urlOrData == "string";
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options = $.extend( {}, $.Autocompleter.defaults, {
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url : isUrl ? urlOrData : null,
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data : isUrl ? null : urlOrData,
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delay : isUrl ? $.Autocompleter.defaults.delay : 10,
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max : options && !options.scroll ? 10 : 150
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}, options);
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// if highlight is set to false, replace it with a do-nothing
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// function
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options.highlight = options.highlight || function(value) {
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return value;
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};
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// if the formatMatch option is not specified, then use formatItem for
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// backwards compatibility
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options.formatMatch = options.formatMatch || options.formatItem;
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return this.each(function() {
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new $.Autocompleter(this, options);
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});
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},
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result : function(handler) {
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return this.bind("result", handler);
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},
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search : function(handler) {
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return this.trigger("search", [ handler ]);
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},
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flushCache : function() {
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return this.trigger("flushCache");
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},
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setOptions : function(options) {
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return this.trigger("setOptions", [ options ]);
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},
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unautocomplete : function() {
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return this.trigger("unautocomplete");
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}
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});
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$.Autocompleter = function(input, options) {
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var KEY = {
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UP : 38,
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DOWN : 40,
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DEL : 46,
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TAB : 9,
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RETURN : 13,
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ESC : 27,
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COMMA : 188,
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PAGEUP : 33,
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PAGEDOWN : 34,
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BACKSPACE : 8
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};
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// Create $ object for input element
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var $input = $(input).attr("autocomplete", "off")
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.addClass(options.inputClass);
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var timeout;
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var previousValue = "";
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var cache = $.Autocompleter.Cache(options);
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var hasFocus = 0;
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var lastKeyPressCode;
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var config = {
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mouseDownOnSelect : false
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};
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var select = $.Autocompleter
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.Select(options, input, selectCurrent, config);
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var blockSubmit;
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// prevent form submit in opera when selecting with return key
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$.browser.opera &&
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$(input.form).bind("submit.autocomplete", function() {
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if (blockSubmit) {
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blockSubmit = false;
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return false;
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}
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});
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// only opera doesn't trigger keydown multiple times while pressed,
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// others don't work with keypress at all
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$input.bind(($.browser.opera ? "keypress" : "keydown") +
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".autocomplete", function(event) {
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// a keypress means the input has focus
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// avoids issue where input had focus before the autocomplete
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// was applied
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hasFocus = 1;
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// track last key pressed
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lastKeyPressCode = event.keyCode;
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switch (event.keyCode) {
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case KEY.UP:
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event.preventDefault();
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if (select.visible()) {
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select.prev();
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} else {
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onChange(0, true);
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}
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break;
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case KEY.DOWN:
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event.preventDefault();
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if (select.visible()) {
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select.next();
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} else {
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onChange(0, true);
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}
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break;
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case KEY.PAGEUP:
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event.preventDefault();
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if (select.visible()) {
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select.pageUp();
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} else {
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onChange(0, true);
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}
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break;
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case KEY.PAGEDOWN:
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event.preventDefault();
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if (select.visible()) {
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select.pageDown();
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} else {
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onChange(0, true);
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}
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break;
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// matches also semicolon
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case options.multiple && $.trim(options.multipleSeparator) == "," &&
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KEY.COMMA:
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case KEY.TAB:
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case KEY.RETURN:
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if (selectCurrent()) {
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// stop default to prevent a form submit, Opera needs special handling
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event.preventDefault();
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blockSubmit = true;
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return false;
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}
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break;
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case KEY.ESC:
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select.hide();
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break;
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default:
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clearTimeout(timeout);
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timeout = setTimeout(onChange, options.delay);
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break;
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}
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}).focus(function() {
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// track whether the field has focus, we shouldn't process any
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// results if the field no longer has focus
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hasFocus++;
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}).blur(function() {
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hasFocus = 0;
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if (!config.mouseDownOnSelect) {
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hideResults();
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}
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}).click(function() {
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// show select when clicking in a focused field
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if (hasFocus++ > 1 && !select.visible()) {
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onChange(0, true);
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}
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}).bind("search", function() {
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// TODO why not just specifying both arguments?
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var fn = (arguments.length > 1) ? arguments[1] : null;
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function findValueCallback(q, data) {
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var result;
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if (data && data.length) {
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for ( var i = 0; i < data.length; i++) {
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if (data[i].result.toLowerCase() == q.toLowerCase()) {
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result = data[i];
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break;
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}
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}
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}
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if (typeof fn == "function")
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fn(result);
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else
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$input.trigger("result", result &&
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[ result.data, result.value ]);
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}
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$.each(trimWords($input.val()), function(i, value) {
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request(value, findValueCallback, findValueCallback);
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});
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}).bind("flushCache", function() {
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cache.flush();
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}).bind("setOptions", function() {
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$.extend(options, arguments[1]);
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// if we've updated the data, repopulate
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if ("data" in arguments[1])
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cache.populate();
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}).bind("unautocomplete", function() {
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select.unbind();
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$input.unbind();
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$(input.form).unbind(".autocomplete");
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});
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function selectCurrent() {
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var selected = select.selected();
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if (!selected)
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return false;
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var v = selected.result;
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previousValue = v;
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if (options.multiple) {
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var words = trimWords($input.val());
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if (words.length > 1) {
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var seperator = options.multipleSeparator.length;
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var cursorAt = $(input).selection().start;
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var wordAt, progress = 0;
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$.each(words, function(i, word) {
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progress += word.length;
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if (cursorAt <= progress) {
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wordAt = i;
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return false;
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}
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progress += seperator;
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});
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words[wordAt] = v;
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// TODO this should set the cursor to the right position,
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// but it gets overriden somewhere
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// $.Autocompleter.Selection(input, progress + seperator,
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// progress + seperator);
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v = words.join(options.multipleSeparator);
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}
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v += options.multipleSeparator;
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}
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$input.val(v);
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hideResultsNow();
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$input.trigger("result", [ selected.data, selected.value ]);
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return true;
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}
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function onChange(crap, skipPrevCheck) {
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if (lastKeyPressCode == KEY.DEL) {
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select.hide();
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return;
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}
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var currentValue = $input.val();
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if (!skipPrevCheck && currentValue == previousValue)
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return;
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previousValue = currentValue;
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currentValue = lastWord(currentValue);
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if (currentValue.length >= options.minChars) {
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$input.addClass(options.loadingClass);
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if (!options.matchCase)
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currentValue = currentValue.toLowerCase();
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request(currentValue, receiveData, hideResultsNow);
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} else {
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stopLoading();
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select.hide();
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}
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}
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;
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function trimWords(value) {
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if (!value)
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return [ "" ];
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if (!options.multiple)
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return [ $.trim(value) ];
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return $
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.map(value.split(options.multipleSeparator), function(word) {
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return $.trim(value).length ? $.trim(word) : null;
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});
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}
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function lastWord(value) {
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if (!options.multiple)
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return value;
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var words = trimWords(value);
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if (words.length == 1)
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return words[0];
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var cursorAt = $(input).selection().start;
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if (cursorAt == value.length) {
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words = trimWords(value)
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} else {
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words = trimWords(value.replace(value.substring(cursorAt), ""));
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}
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return words[words.length - 1];
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}
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// fills in the input box w/the first match (assumed to be the best match)
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// q: the term entered
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// sValue: the first matching result
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function autoFill(q, sValue) {
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// autofill in the complete box w/the first match as long as the user hasn't entered in more data
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// if the last user key pressed was backspace, don't autofill
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if (options.autoFill &&
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(lastWord($input.val()).toLowerCase() == q.toLowerCase()) &&
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lastKeyPressCode != KEY.BACKSPACE) {
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// fill in the value (keep the case the user has typed)
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$input.val($input.val() +
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sValue.substring(lastWord(previousValue).length));
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// select the portion of the value not typed by the user (so the
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// next character will erase)
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$(input).selection(previousValue.length, previousValue.length +
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sValue.length);
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}
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}
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;
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function hideResults() {
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clearTimeout(timeout);
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timeout = setTimeout(hideResultsNow, 200);
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}
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;
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function hideResultsNow() {
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var wasVisible = select.visible();
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select.hide();
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clearTimeout(timeout);
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stopLoading();
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if (options.mustMatch) {
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// call search and run callback
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$input.search(function(result) {
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// if no value found, clear the input box
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if (!result) {
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if (options.multiple) {
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var words = trimWords($input.val()).slice(0, -1);
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$input
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.val(words.join(options.multipleSeparator) +
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(words.length ? options.multipleSeparator : ""));
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} else {
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$input.val("");
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$input.trigger("result", null);
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}
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}
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});
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}
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}
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;
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function receiveData(q, data) {
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if (data && data.length && hasFocus) {
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stopLoading();
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select.display(data, q);
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autoFill(q, data[0].value);
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select.show();
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} else {
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hideResultsNow();
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}
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}
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;
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function request(term, success, failure) {
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if (!options.matchCase)
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term = term.toLowerCase();
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var data = cache.load(term);
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// recieve the cached data
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if (data && data.length) {
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success(term, data);
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// if an AJAX url has been supplied, try loading the data now
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} else if ((typeof options.url == "string") &&
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(options.url.length > 0)) {
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var extraParams = {
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timestamp : +new Date()
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};
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$
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.each(options.extraParams, function(key, param) {
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extraParams[key] = typeof param == "function" ? param() : param;
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});
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$.ajax( {
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// try to leverage ajaxQueue plugin to abort previous requests
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mode : "abort",
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// limit abortion to this input
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port : "autocomplete" + input.name,
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dataType : options.dataType,
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url : options.url,
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data : $.extend( {
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q : lastWord(term), limit : options.max
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}, extraParams),
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success : function(data) {
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var parsed = options.parse && options.parse(data) ||
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parse(data);
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cache.add(term, parsed);
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success(term, parsed);
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}
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});
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} else {
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// if we have a failure, we need to empty the list -- this prevents the the [TAB] key from selecting the
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// last successful match
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select.emptyList();
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failure(term);
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}
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}
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;
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function parse(data) {
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var parsed = [];
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var rows = data.split("\n");
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for ( var i = 0; i < rows.length; i++) {
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var row = $.trim(rows[i]);
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if (row) {
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row = row.split("|");
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parsed[parsed.length] = {
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data : row,
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value : row[0],
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result : options.formatResult &&
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options.formatResult(row, row[0]) || row[0]
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};
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}
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}
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return parsed;
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}
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;
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function stopLoading() {
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$input.removeClass(options.loadingClass);
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}
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;
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};
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$.Autocompleter.defaults = {
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inputClass : "ac_input",
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resultsClass : "ac_results",
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loadingClass : "ac_loading",
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minChars : 1,
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delay : 400,
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matchCase : false,
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matchSubset : true,
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matchContains : false,
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cacheLength : 10,
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max : 100,
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mustMatch : false,
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extraParams : {},
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selectFirst : true,
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formatItem : function(row) {
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return row[0];
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},
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formatMatch : null,
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autoFill : false,
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width : 0,
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multiple : false,
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multipleSeparator : ", ",
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highlight : function(value, term) {
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return value.replace(new RegExp("(?![^&;]+;)(?!<[^<>]*)(" +
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term.replace(/([\^\$\(\)\[\]\{\}\*\.\+\?\|\\])/gi, "\\$1") +
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")(?![^<>]*>)(?![^&;]+;)", "gi"), "<strong>$1</strong>");
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},
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scroll : true,
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scrollHeight : 180
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};
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$.Autocompleter.Cache = function(options) {
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var data = {};
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var length = 0;
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function matchSubset(s, sub) {
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if (!options.matchCase)
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s = s.toLowerCase();
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var i = s.indexOf(sub);
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if (options.matchContains == "word") {
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i = s.toLowerCase().search("\\b" + sub.toLowerCase());
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}
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if (i == -1)
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return false;
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return i == 0 || options.matchContains;
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}
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;
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function add(q, value) {
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if (length > options.cacheLength) {
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flush();
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}
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if (!data[q]) {
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length++;
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}
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data[q] = value;
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}
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function populate() {
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if (!options.data)
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return false;
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// track the matches
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var stMatchSets = {}, nullData = 0;
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// no url was specified, we need to adjust the cache length to make
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// sure it fits the local data store
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if (!options.url)
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options.cacheLength = 1;
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// track all options for minChars = 0
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stMatchSets[""] = [];
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// loop through the array and create a lookup structure
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for ( var i = 0, ol = options.data.length; i < ol; i++) {
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var rawValue = options.data[i];
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// if rawValue is a string, make an array otherwise just
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// reference the array
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rawValue = (typeof rawValue == "string") ? [ rawValue ] : rawValue;
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var value = options
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.formatMatch(rawValue, i + 1, options.data.length);
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if (value === false)
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continue;
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var firstChar = value.charAt(0).toLowerCase();
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// if no lookup array for this character exists, look it up now
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if (!stMatchSets[firstChar])
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stMatchSets[firstChar] = [];
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// if the match is a string
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var row = {
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value : value,
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data : rawValue,
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result : options.formatResult &&
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options.formatResult(rawValue) || value
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};
|
||||
|
||||
// push the current match into the set list
|
||||
stMatchSets[firstChar].push(row);
|
||||
|
||||
// keep track of minChars zero items
|
||||
if (nullData++ < options.max) {
|
||||
stMatchSets[""].push(row);
|
||||
}
|
||||
}
|
||||
;
|
||||
|
||||
// add the data items to the cache
|
||||
$.each(stMatchSets, function(i, value) {
|
||||
// increase the cache size
|
||||
options.cacheLength++;
|
||||
// add to the cache
|
||||
add(i, value);
|
||||
});
|
||||
}
|
||||
|
||||
// populate any existing data
|
||||
setTimeout(populate, 25);
|
||||
|
||||
function flush() {
|
||||
data = {};
|
||||
length = 0;
|
||||
}
|
||||
|
||||
return {
|
||||
flush : flush, add : add, populate : populate, load : function(q) {
|
||||
if (!options.cacheLength || !length)
|
||||
return null;
|
||||
/*
|
||||
* if dealing w/local data and matchContains than we must make sure to loop through all the data
|
||||
* collections looking for matches
|
||||
*/
|
||||
if (!options.url && options.matchContains) {
|
||||
// track all matches
|
||||
var csub = [];
|
||||
// loop through all the data grids for matches
|
||||
for ( var k in data) {
|
||||
// don't search through the stMatchSets[""] (minChars: 0) cache
|
||||
// this prevents duplicates
|
||||
if (k.length > 0) {
|
||||
var c = data[k];
|
||||
$.each(c, function(i, x) {
|
||||
// if we've got a match, add it to the array
|
||||
if (matchSubset(x.value, q)) {
|
||||
csub.push(x);
|
||||
}
|
||||
});
|
||||
}
|
||||
}
|
||||
return csub;
|
||||
} else
|
||||
// if the exact item exists, use it
|
||||
if (data[q]) {
|
||||
return data[q];
|
||||
} else if (options.matchSubset) {
|
||||
for ( var i = q.length - 1; i >= options.minChars; i--) {
|
||||
var c = data[q.substr(0, i)];
|
||||
if (c) {
|
||||
var csub = [];
|
||||
$.each(c, function(i, x) {
|
||||
if (matchSubset(x.value, q)) {
|
||||
csub[csub.length] = x;
|
||||
}
|
||||
});
|
||||
return csub;
|
||||
}
|
||||
}
|
||||
}
|
||||
return null;
|
||||
}
|
||||
};
|
||||
};
|
||||
|
||||
$.Autocompleter.Select = function(options, input, select, config) {
|
||||
var CLASSES = {
|
||||
ACTIVE : "ac_over"
|
||||
};
|
||||
|
||||
var listItems, active = -1, data, term = "", needsInit = true, element, list;
|
||||
|
||||
// Create results
|
||||
function init() {
|
||||
if (!needsInit)
|
||||
return;
|
||||
element = $("<div/>").hide().addClass(options.resultsClass)
|
||||
.css("position", "absolute").appendTo(document.body);
|
||||
|
||||
list = $("<ul/>").appendTo(element).mouseover(function(event) {
|
||||
if (target(event).nodeName &&
|
||||
target(event).nodeName.toUpperCase() == 'LI') {
|
||||
active = $("li", list).removeClass(CLASSES.ACTIVE)
|
||||
.index(target(event));
|
||||
$(target(event)).addClass(CLASSES.ACTIVE);
|
||||
}
|
||||
}).click(function(event) {
|
||||
$(target(event)).addClass(CLASSES.ACTIVE);
|
||||
select();
|
||||
// TODO provide option to avoid setting focus again after
|
||||
// selection? useful for cleanup-on-focus
|
||||
input.focus();
|
||||
return false;
|
||||
}).mousedown(function() {
|
||||
config.mouseDownOnSelect = true;
|
||||
}).mouseup(function() {
|
||||
config.mouseDownOnSelect = false;
|
||||
});
|
||||
|
||||
if (options.width > 0)
|
||||
element.css("width", options.width);
|
||||
|
||||
needsInit = false;
|
||||
}
|
||||
|
||||
function target(event) {
|
||||
var element = event.target;
|
||||
while (element && element.tagName != "LI")
|
||||
element = element.parentNode;
|
||||
// more fun with IE, sometimes event.target is empty, just ignore it
|
||||
// then
|
||||
if (!element)
|
||||
return [];
|
||||
return element;
|
||||
}
|
||||
|
||||
function moveSelect(step) {
|
||||
listItems.slice(active, active + 1).removeClass(CLASSES.ACTIVE);
|
||||
movePosition(step);
|
||||
var activeItem = listItems.slice(active, active + 1)
|
||||
.addClass(CLASSES.ACTIVE);
|
||||
if (options.scroll) {
|
||||
var offset = 0;
|
||||
listItems.slice(0, active).each(function() {
|
||||
offset += this.offsetHeight;
|
||||
});
|
||||
if ((offset + activeItem[0].offsetHeight - list.scrollTop()) > list[0].clientHeight) {
|
||||
list.scrollTop(offset + activeItem[0].offsetHeight -
|
||||
list.innerHeight());
|
||||
} else if (offset < list.scrollTop()) {
|
||||
list.scrollTop(offset);
|
||||
}
|
||||
}
|
||||
}
|
||||
;
|
||||
|
||||
function movePosition(step) {
|
||||
active += step;
|
||||
if (active < 0) {
|
||||
active = listItems.size() - 1;
|
||||
} else if (active >= listItems.size()) {
|
||||
active = 0;
|
||||
}
|
||||
}
|
||||
|
||||
function limitNumberOfItems(available) {
|
||||
return options.max && options.max < available ? options.max : available;
|
||||
}
|
||||
|
||||
function fillList() {
|
||||
list.empty();
|
||||
var max = limitNumberOfItems(data.length);
|
||||
for ( var i = 0; i < max; i++) {
|
||||
if (!data[i])
|
||||
continue;
|
||||
var formatted = options
|
||||
.formatItem(data[i].data, i + 1, max, data[i].value, term);
|
||||
if (formatted === false)
|
||||
continue;
|
||||
var li = $("<li/>").html(options.highlight(formatted, term))
|
||||
.addClass(i % 2 == 0 ? "ac_even" : "ac_odd").appendTo(list)[0];
|
||||
$.data(li, "ac_data", data[i]);
|
||||
}
|
||||
listItems = list.find("li");
|
||||
if (options.selectFirst) {
|
||||
listItems.slice(0, 1).addClass(CLASSES.ACTIVE);
|
||||
active = 0;
|
||||
}
|
||||
// apply bgiframe if available
|
||||
if ($.fn.bgiframe)
|
||||
list.bgiframe();
|
||||
}
|
||||
|
||||
return {
|
||||
display : function(d, q) {
|
||||
init();
|
||||
data = d;
|
||||
term = q;
|
||||
fillList();
|
||||
},
|
||||
next : function() {
|
||||
moveSelect(1);
|
||||
},
|
||||
prev : function() {
|
||||
moveSelect(-1);
|
||||
},
|
||||
pageUp : function() {
|
||||
if (active != 0 && active - 8 < 0) {
|
||||
moveSelect(-active);
|
||||
} else {
|
||||
moveSelect(-8);
|
||||
}
|
||||
},
|
||||
pageDown : function() {
|
||||
if (active != listItems.size() - 1 &&
|
||||
active + 8 > listItems.size()) {
|
||||
moveSelect(listItems.size() - 1 - active);
|
||||
} else {
|
||||
moveSelect(8);
|
||||
}
|
||||
},
|
||||
hide : function() {
|
||||
element && element.hide();
|
||||
listItems && listItems.removeClass(CLASSES.ACTIVE);
|
||||
active = -1;
|
||||
},
|
||||
visible : function() {
|
||||
return element && element.is(":visible");
|
||||
},
|
||||
current : function() {
|
||||
return this.visible() &&
|
||||
(listItems.filter("." + CLASSES.ACTIVE)[0] || options.selectFirst &&
|
||||
listItems[0]);
|
||||
},
|
||||
show : function() {
|
||||
var offset = $(input).offset();
|
||||
element.css( {
|
||||
width : typeof options.width == "string" ||
|
||||
options.width > 0 ? options.width : $(input).width(),
|
||||
top : offset.top + input.offsetHeight,
|
||||
left : offset.left
|
||||
}).show();
|
||||
if (options.scroll) {
|
||||
list.scrollTop(0);
|
||||
list.css( {
|
||||
maxHeight : options.scrollHeight, overflow : 'auto'
|
||||
});
|
||||
|
||||
if ($.browser.msie &&
|
||||
typeof document.body.style.maxHeight === "undefined") {
|
||||
var listHeight = 0;
|
||||
listItems.each(function() {
|
||||
listHeight += this.offsetHeight;
|
||||
});
|
||||
var scrollbarsVisible = listHeight > options.scrollHeight;
|
||||
list
|
||||
.css('height', scrollbarsVisible ? options.scrollHeight : listHeight);
|
||||
if (!scrollbarsVisible) {
|
||||
// IE doesn't recalculate width when scrollbar disappears
|
||||
listItems.width(list.width() -
|
||||
parseInt(listItems.css("padding-left")) -
|
||||
parseInt(listItems.css("padding-right")));
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
},
|
||||
selected : function() {
|
||||
var selected = listItems &&
|
||||
listItems.filter("." + CLASSES.ACTIVE)
|
||||
.removeClass(CLASSES.ACTIVE);
|
||||
return selected && selected.length &&
|
||||
$.data(selected[0], "ac_data");
|
||||
},
|
||||
emptyList : function() {
|
||||
list && list.empty();
|
||||
},
|
||||
unbind : function() {
|
||||
element && element.remove();
|
||||
}
|
||||
};
|
||||
};
|
||||
|
||||
$.fn.selection = function(start, end) {
|
||||
if (start !== undefined) {
|
||||
return this.each(function() {
|
||||
if (this.createTextRange) {
|
||||
var selRange = this.createTextRange();
|
||||
if (end === undefined || start == end) {
|
||||
selRange.move("character", start);
|
||||
selRange.select();
|
||||
} else {
|
||||
selRange.collapse(true);
|
||||
selRange.moveStart("character", start);
|
||||
selRange.moveEnd("character", end);
|
||||
selRange.select();
|
||||
}
|
||||
} else if (this.setSelectionRange) {
|
||||
this.setSelectionRange(start, end);
|
||||
} else if (this.selectionStart) {
|
||||
this.selectionStart = start;
|
||||
this.selectionEnd = end;
|
||||
}
|
||||
});
|
||||
}
|
||||
var field = this[0];
|
||||
if (field.createTextRange) {
|
||||
var range = document.selection.createRange(), orig = field.value, teststring = "<->", textLength = range.text.length;
|
||||
range.text = teststring;
|
||||
var caretAt = field.value.indexOf(teststring);
|
||||
field.value = orig;
|
||||
this.selection(caretAt, caretAt + textLength);
|
||||
return {
|
||||
start : caretAt, end : caretAt + textLength
|
||||
}
|
||||
} else if (field.selectionStart !== undefined) {
|
||||
return {
|
||||
start : field.selectionStart, end : field.selectionEnd
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
})(jQuery);
|
||||
Loading…
Reference in New Issue
Block a user