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https://github.com/YunoHost-Apps/hubzilla_ynh.git
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492 lines
18 KiB
JavaScript
492 lines
18 KiB
JavaScript
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/**
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* Stylish Select 0.4.9 - jQuery plugin to replace a select drop down box with a stylable unordered list
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* http://github.com/scottdarby/Stylish-Select
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*
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* Requires: jQuery 1.3 or newer
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*
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* Contributions from Justin Beasley: http://www.harvest.org/
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* Anatoly Ressin: http://www.artazor.lv/ Wilfred Hughes: https://github.com/Wilfred
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* Grigory Zarubin: https://github.com/Craigy-
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*
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* Dual licensed under the MIT and GPL licenses.
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*/
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(function($){
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//add class to html tag
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$('html').addClass('stylish-select');
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//Cross-browser implementation of indexOf from MDN: https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/indexOf
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if (!Array.prototype.indexOf){
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Array.prototype.indexOf = function(searchElement /*, fromIndex */){
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if (this === void 0 || this === null)
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throw new TypeError();
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var t = Object(this);
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var len = t.length >>> 0;
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if (len === 0)
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return -1;
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var n = 0;
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if (arguments.length > 0){
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n = Number(arguments[1]);
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if (n !== n) // shortcut for verifying if it's NaN
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n = 0;
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else if (n !== 0 && n !== (1 / 0) && n !== -(1 / 0))
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n = (n > 0 || -1) * Math.floor(Math.abs(n));
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}
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if (n >= len)
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return -1;
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var k = n >= 0
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? n
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: Math.max(len - Math.abs(n), 0);
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for (; k < len; k++){
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if (k in t && t[k] === searchElement)
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return k;
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}
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return -1;
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};
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}
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//utility methods
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$.fn.extend({
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getSetSSValue: function(value){
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if (value){
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//set value and trigger change event
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$(this).val(value).change();
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return this;
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} else {
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return $(this).find(':selected').val();
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}
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},
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//added by Justin Beasley
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resetSS: function(){
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var oldOpts = $(this).data('ssOpts');
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$this = $(this);
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$this.next().remove();
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//unbind all events and redraw
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$this.unbind('.sSelect').sSelect(oldOpts);
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}
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});
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$.fn.sSelect = function(options){
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return this.each(function(){
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var defaults = {
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defaultText: 'Please select',
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animationSpeed: 0, //set speed of dropdown
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ddMaxHeight: '', //set css max-height value of dropdown
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containerClass: '' //additional classes for container div
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};
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//initial variables
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var opts = $.extend(defaults, options),
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$input = $(this),
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$containerDivText = $('<div class="selectedTxt"></div>'),
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$containerDiv = $('<div class="newListSelected ' + opts.containerClass + ($input.is(':disabled') ? ' newListDisabled' : '') + '"></div>'),
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$containerDivWrapper = $('<div class="SSContainerDivWrapper" style="visibility:hidden;"></div>'),
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$newUl = $('<ul class="newList"></ul>'),
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currentIndex = -1,
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prevIndex = -1,
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keys = [],
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prevKey = false,
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prevented = false,
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$newLi;
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//added by Justin Beasley
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$(this).data('ssOpts',options);
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if( $(this).next('.newListSelected').length ) {
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return;
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}
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//build new list
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$containerDiv.insertAfter($input);
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$containerDiv.attr("tabindex", $input.attr("tabindex") || "0");
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$containerDivText.prependTo($containerDiv);
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$newUl.appendTo($containerDiv);
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$newUl.wrap($containerDivWrapper);
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$containerDivWrapper = $newUl.parent();
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$input.hide();
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if($input.is(':disabled')){
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return;
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}
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//added by Justin Beasley (used for lists initialized while hidden)
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$containerDivText.data('ssReRender',!$containerDivText.is(':visible'));
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//add one item to list
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function addItem(item, container) {
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var option = $(item).text(),
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key = $(item).val(),
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isDisabled = $(item).is(':disabled');
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if (!isDisabled && !$(item).parents().is(':disabled')) {
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//add first letter of each word to array
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keys.push(option.charAt(0).toLowerCase());
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}
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container.append($('<li><a'+(isDisabled ? ' class="newListItemDisabled"' : '')+' href="JavaScript:void(0);">'+option+'</a></li>').data({
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'key' : key,
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'selected' : $(item).is(':selected')
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}));
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}
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$input.children().each(function(){
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if ($(this).is('option')){
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addItem(this, $newUl);
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} else {
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var optionTitle = $(this).attr('label'),
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$optGroup = $('<li class="newListOptionTitle ' + ($(this).is(':disabled') ? 'newListOptionDisabled' : '') + '">'+optionTitle+'</li>'),
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$optGroupList = $('<ul></ul>');
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$optGroup.appendTo($newUl);
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$optGroupList.appendTo($optGroup);
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$(this).children().each(function(){
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addItem(this, $optGroupList);
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});
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}
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});
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//cache list items object
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$newLi = $newUl.find('li a:not(.newListItemDisabled)').not(function(){
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return $(this).parents().hasClass('newListOptionDisabled');
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});
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//get selected item from new list (because it doesn't contain disabled options)
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$newLi.each(function(i){
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if ($(this).parent().data('selected')){
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opts.defaultText = $(this).html();
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currentIndex = prevIndex = i;
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}
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});
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//get heights of new elements for use later
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var newUlHeight = $newUl.height(),
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containerHeight = $containerDiv.height(),
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newLiLength = $newLi.length;
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//check if a value is selected
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if (currentIndex != -1){
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navigateList(currentIndex);
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} else {
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//set placeholder text
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$containerDivText.text(opts.defaultText);
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}
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//decide if to place the new list above or below the drop-down
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function newUlPos(){
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var containerPosY = $containerDiv.offset().top,
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docHeight = $(window).height(),
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scrollTop = $(window).scrollTop();
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//if height of list is greater then max height, set list height to max height value
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if (newUlHeight > parseInt(opts.ddMaxHeight)){
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newUlHeight = parseInt(opts.ddMaxHeight);
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}
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containerPosY = containerPosY-scrollTop;
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if (containerPosY+newUlHeight >= docHeight){
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$newUl.css({
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height: newUlHeight
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});
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$containerDivWrapper.css({
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top: '-'+newUlHeight+'px',
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height: newUlHeight
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});
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$input.onTop = true;
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} else {
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$newUl.css({
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height: newUlHeight
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});
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$containerDivWrapper.css({
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top: containerHeight+'px',
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height: newUlHeight
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});
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$input.onTop = false;
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}
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}
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//run function on page load
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newUlPos();
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//run function on browser window resize
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$(window).bind('resize.sSelect scroll.sSelect', newUlPos);
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//positioning
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function positionFix(){
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$containerDiv.css('position','relative');
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}
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function positionHideFix(){
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$containerDiv.css(
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{
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position: 'static'
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});
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}
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$containerDivText.bind('click.sSelect',function(event){
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event.stopPropagation();
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//added by Justin Beasley
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if($(this).data('ssReRender')){
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newUlHeight = $newUl.height('').height();
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$containerDivWrapper.height('');
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containerHeight = $containerDiv.height();
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$(this).data('ssReRender',false);
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newUlPos();
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}
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//hide all menus apart from this one
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$('.SSContainerDivWrapper')
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.not($(this).next())
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.hide()
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.parent()
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.css('position', 'static')
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.removeClass('newListSelFocus');
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//show/hide this menu
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$containerDivWrapper.toggle();
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positionFix();
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//scroll list to selected item
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if(currentIndex == -1) currentIndex = 0;
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try {
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$newLi.eq(currentIndex).focus();
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} catch(ex) {}
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});
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function closeDropDown(fireChange, resetText){
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if(fireChange == true){
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prevIndex = currentIndex;
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$input.change();
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}
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if(resetText == true){
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currentIndex = prevIndex;
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navigateList(currentIndex);
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}
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$containerDivWrapper.hide();
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positionHideFix();
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}
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$newLi.bind('click.sSelect',function(e){
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var $clickedLi = $(e.target);
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//update counter
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currentIndex = $newLi.index($clickedLi);
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//remove all hilites, then add hilite to selected item
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prevented = true;
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navigateList(currentIndex, true);
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closeDropDown();
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});
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$newLi.bind('mouseenter.sSelect',
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function(e){
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var $hoveredLi = $(e.target);
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$hoveredLi.addClass('newListHover');
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}).bind('mouseleave.sSelect',
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function(e){
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var $hoveredLi = $(e.target);
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$hoveredLi.removeClass('newListHover');
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});
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function navigateList(currentIndex, fireChange){
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if(currentIndex == -1){
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$containerDivText.text(opts.defaultText);
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$newLi.removeClass('hiLite');
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} else {
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$newLi.removeClass('hiLite')
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.eq(currentIndex)
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.addClass('hiLite');
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var text = $newLi.eq(currentIndex).text(),
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val = $newLi.eq(currentIndex).parent().data('key');
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try {
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$input.val(val);
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} catch(ex) {
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// handle ie6 exception
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$input[0].selectedIndex = currentIndex;
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}
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$containerDivText.text(text);
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//only fire change event if specified
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if(fireChange == true){
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prevIndex = currentIndex;
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$input.change();
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}
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if ($containerDivWrapper.is(':visible')){
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try {
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$newLi.eq(currentIndex).focus();
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} catch(ex) {}
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}
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}
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}
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$input.bind('change.sSelect',function(event){
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var $targetInput = $(event.target);
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//stop change function from firing
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if (prevented == true){
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prevented = false;
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return false;
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}
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var $currentOpt = $targetInput.find(':selected');
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currentIndex = $targetInput.find('option').index($currentOpt);
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navigateList(currentIndex);
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});
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//handle up and down keys
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function keyPress(element){
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//when keys are pressed
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$(element).unbind('keydown.sSelect').bind('keydown.sSelect',function(e){
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var keycode = e.which;
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//prevent change function from firing
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prevented = true;
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switch(keycode){
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case 40: //down
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case 39: //right
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incrementList();
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return false;
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break;
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case 38: //up
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case 37: //left
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decrementList();
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return false;
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break;
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case 33: //page up
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case 36: //home
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gotoFirst();
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return false;
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break;
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case 34: //page down
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case 35: //end
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gotoLast();
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return false;
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break;
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case 13: //enter
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case 27: //esc
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closeDropDown(true);
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return false;
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break;
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case 9: //tab
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closeDropDown(true);
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nextFormElement();
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return false;
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break;
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}
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//check for keyboard shortcuts
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keyPressed = String.fromCharCode(keycode).toLowerCase();
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var currentKeyIndex = keys.indexOf(keyPressed);
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if (typeof currentKeyIndex != 'undefined'){ //if key code found in array
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++currentIndex;
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currentIndex = keys.indexOf(keyPressed, currentIndex); //search array from current index
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if (currentIndex == -1 || currentIndex == null || prevKey != keyPressed){
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// if no entry was found or new key pressed search from start of array
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currentIndex = keys.indexOf(keyPressed);
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}
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||
|
|
navigateList(currentIndex);
|
||
|
|
//store last key pressed
|
||
|
|
prevKey = keyPressed;
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
});
|
||
|
|
}
|
||
|
|
|
||
|
|
function incrementList(){
|
||
|
|
if (currentIndex < (newLiLength-1)){
|
||
|
|
++currentIndex;
|
||
|
|
navigateList(currentIndex);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
function decrementList(){
|
||
|
|
if (currentIndex > 0){
|
||
|
|
--currentIndex;
|
||
|
|
navigateList(currentIndex);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
function gotoFirst(){
|
||
|
|
currentIndex = 0;
|
||
|
|
navigateList(currentIndex);
|
||
|
|
}
|
||
|
|
|
||
|
|
function gotoLast(){
|
||
|
|
currentIndex = newLiLength-1;
|
||
|
|
navigateList(currentIndex);
|
||
|
|
}
|
||
|
|
|
||
|
|
$containerDiv.bind('click.sSelect',function(e){
|
||
|
|
e.stopPropagation();
|
||
|
|
keyPress(this);
|
||
|
|
});
|
||
|
|
|
||
|
|
$containerDiv.bind('focus.sSelect',function(){
|
||
|
|
$(this).addClass('newListSelFocus');
|
||
|
|
keyPress(this);
|
||
|
|
});
|
||
|
|
|
||
|
|
$containerDiv.bind('blur.sSelect',function(){
|
||
|
|
$(this).removeClass('newListSelFocus');
|
||
|
|
});
|
||
|
|
|
||
|
|
//hide list on blur
|
||
|
|
$(document).bind('click.sSelect',function(){
|
||
|
|
$containerDiv.removeClass('newListSelFocus');
|
||
|
|
if ($containerDivWrapper.is(':visible')){
|
||
|
|
closeDropDown(false, true);
|
||
|
|
} else {
|
||
|
|
closeDropDown(false);
|
||
|
|
}
|
||
|
|
});
|
||
|
|
|
||
|
|
//select next form element in document
|
||
|
|
function nextFormElement() {
|
||
|
|
var fields = $('body').find('button,input,textarea,select'),
|
||
|
|
index = fields.index($input);
|
||
|
|
if (index > -1 && (index + 1) < fields.length) {
|
||
|
|
fields.eq(index + 1).focus();
|
||
|
|
}
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
// handle focus on original select element
|
||
|
|
$input.focus(function(){
|
||
|
|
$input.next().focus();
|
||
|
|
});
|
||
|
|
|
||
|
|
//add classes on hover
|
||
|
|
$containerDivText.bind('mouseenter.sSelect',
|
||
|
|
function(e){
|
||
|
|
var $hoveredTxt = $(e.target);
|
||
|
|
$hoveredTxt.parent().addClass('newListSelHover');
|
||
|
|
}).bind('mouseleave.sSelect',
|
||
|
|
function(e){
|
||
|
|
var $hoveredTxt = $(e.target);
|
||
|
|
$hoveredTxt.parent().removeClass('newListSelHover');
|
||
|
|
});
|
||
|
|
|
||
|
|
//reset left property and hide
|
||
|
|
$containerDivWrapper.css({
|
||
|
|
left: '0',
|
||
|
|
display: 'none',
|
||
|
|
visibility: 'visible'
|
||
|
|
});
|
||
|
|
|
||
|
|
});
|
||
|
|
|
||
|
|
};
|
||
|
|
|
||
|
|
})(jQuery);
|