440 lines
15 KiB
JavaScript
440 lines
15 KiB
JavaScript
/*!
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* jQuery ComboTree Plugin
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* Author: Erhan FIRAT
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* Mail: erhanfirat@gmail.com
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* Licensed under the MIT license
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* Version: 1.1
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*/
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;(function ( $, window, document, undefined ) {
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// Create the defaults once
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var comboTreePlugin = 'comboTree',
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defaults = {
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source: [],
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isMultiple: false
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};
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// The actual plugin constructor
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function ComboTree( element, options ) {
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this.elemInput = element;
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this._elemInput = $(element);
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this.options = $.extend( {}, defaults, options) ;
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this._defaults = defaults;
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this._name = comboTreePlugin;
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this.init();
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}
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ComboTree.prototype.init = function () {
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// Setting Doms
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this.comboTreeId = 'comboTree' + Math.floor(Math.random() * 999999);
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this._elemInput.addClass('comboTreeInputBox');
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if (this._elemInput.attr('id') === undefined)
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this._elemInput.attr('id', this.comboTreeId + 'Input');
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this.elemInputId = this._elemInput.attr('id');
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this._elemInput.wrap('<div id="'+ this.comboTreeId + 'Wrapper" class="comboTreeWrapper"></div>');
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this._elemInput.wrap('<div id="'+ this.comboTreeId + 'InputWrapper" class="comboTreeInputWrapper"></div>');
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this._elemWrapper = $('#' + this.comboTreeId + 'Wrapper');
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this._elemArrowBtn = $('<button id="' + this.comboTreeId + 'ArrowBtn" class="comboTreeArrowBtn"><span class="comboTreeArrowBtnImg"></span></button>');
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this._elemInput.after(this._elemArrowBtn);
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this._elemWrapper.append('<div id="' + this.comboTreeId + 'DropDownContainer" class="comboTreeDropDownContainer"><div class="comboTreeDropDownContent"></div>');
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// DORP DOWN AREA
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this._elemDropDownContainer = $('#' + this.comboTreeId + 'DropDownContainer');
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this._elemDropDownContainer.html(this.createSourceHTML());
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this._elemItems = this._elemDropDownContainer.find('li');
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this._elemItemsTitle = this._elemDropDownContainer.find('span.comboTreeItemTitle');
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// VARIABLES
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this._selectedItem = {};
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this._selectedItems = [];
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this.bindings();
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};
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// *********************************
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// SOURCES CODES
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// *********************************
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ComboTree.prototype.removeSourceHTML = function () {
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this._elemDropDownContainer.html('');
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};
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ComboTree.prototype.createSourceHTML = function () {
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var sourceHTML = '';
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if (this.options.isMultiple)
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sourceHTML = this.createFilterHTMLForMultiSelect();
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sourceHTML += this.createSourceSubItemsHTML(this.options.source);
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return sourceHTML;
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};
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ComboTree.prototype.createFilterHTMLForMultiSelect = function (){
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return '<input id="' + this.comboTreeId + 'MultiFilter" type="text" class="multiplesFilter" placeholder="Type to filter"/>';
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}
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ComboTree.prototype.createSourceSubItemsHTML = function (subItems) {
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var subItemsHtml = '<UL>';
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for (var i=0; i<subItems.length; i++){
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subItemsHtml += this.createSourceItemHTML(subItems[i]);
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}
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subItemsHtml += '</UL>'
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return subItemsHtml;
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}
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ComboTree.prototype.createSourceItemHTML = function (sourceItem) {
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var itemHtml = "",
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isThereSubs = sourceItem.hasOwnProperty("children");
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itemHtml = '<LI class="ComboTreeItem' + (isThereSubs?'Parent':'Chlid') + '"> ';
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if (isThereSubs)
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itemHtml += '<span class="comboTreeParentPlus">−</span>';
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if (this.options.isMultiple)
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itemHtml += '<span data-id="' + sourceItem.id + '" class="comboTreeItemTitle"><input type="checkbox">' + sourceItem.title + '</span>';
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else
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itemHtml += '<span data-id="' + sourceItem.id + '" class="comboTreeItemTitle">' + sourceItem.title + '</span>';
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if (isThereSubs)
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itemHtml += this.createSourceSubItemsHTML(sourceItem.children);
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itemHtml += '</LI>';
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return itemHtml;
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};
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// BINDINGS
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// *****************************
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ComboTree.prototype.bindings = function () {
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var _this = this;
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this._elemArrowBtn.on('click', function(e){
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e.stopPropagation();
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_this.toggleDropDown();
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});
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this._elemInput.on('click', function(e){
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e.stopPropagation();
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if (!_this._elemDropDownContainer.is(':visible'))
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_this.toggleDropDown();
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});
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this._elemItems.on('click', function(e){
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e.stopPropagation();
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if ($(this).hasClass('ComboTreeItemParent')){
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_this.toggleSelectionTree(this);
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}
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});
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this._elemItemsTitle.on('click', function(e){
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e.stopPropagation();
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if (_this.options.isMultiple)
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_this.multiItemClick(this);
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else
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_this.singleItemClick(this);
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});
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this._elemItemsTitle.on("mousemove", function (e) {
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e.stopPropagation();
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_this.dropDownMenuHover(this);
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});
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// KEY BINDINGS
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this._elemInput.on('keyup', function(e) {
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e.stopPropagation();
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switch (e.keyCode) {
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case 27:
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_this.closeDropDownMenu(); break;
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case 13:
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case 39: case 37: case 40: case 38:
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e.preventDefault();
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break;
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default:
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if (!_this.options.isMultiple)
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_this.filterDropDownMenu();
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break;
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}
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});
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if (_this.options.isMultiple) {
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$("#" + _this.comboTreeId + "MultiFilter").on('keyup', function(e) {
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e.stopPropagation();
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switch (e.keyCode) {
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case 27:
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$(this).val(''); _this.filterDropDownMenu(); break;
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default:
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_this.filterDropDownMenu();
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break;
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}
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});
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}
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this._elemInput.on('keydown', function(e) {
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e.stopPropagation();
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switch (e.keyCode) {
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case 9:
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_this.closeDropDownMenu(); break;
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case 40: case 38:
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e.preventDefault();
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_this.dropDownInputKeyControl(e.keyCode - 39); break;
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case 37: case 39:
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e.preventDefault();
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_this.dropDownInputKeyToggleTreeControl(e.keyCode - 38);
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break;
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case 13:
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if (_this.options.isMultiple)
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_this.multiItemClick(_this._elemHoveredItem);
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else
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_this.singleItemClick(_this._elemHoveredItem);
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e.preventDefault();
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break;
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default:
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if (_this.options.isMultiple)
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e.preventDefault();
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}
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});
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// ON FOCUS OUT CLOSE DROPDOWN
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$(document).on('mouseup.' + _this.comboTreeId, function (e){
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if (!_this._elemWrapper.is(e.target) && _this._elemWrapper.has(e.target).length === 0 && _this._elemDropDownContainer.is(':visible'))
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_this.closeDropDownMenu();
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});
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};
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// EVENTS HERE
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// ****************************
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// DropDown Menu Open/Close
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ComboTree.prototype.toggleDropDown = function () {
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this._elemDropDownContainer.slideToggle(50);
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this._elemInput.focus();
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};
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ComboTree.prototype.closeDropDownMenu = function () {
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this._elemDropDownContainer.slideUp(50);
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};
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// Selection Tree Open/Close
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ComboTree.prototype.toggleSelectionTree = function (item, direction) {
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var subMenu = $(item).children('ul')[0];
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if (direction === undefined){
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if ($(subMenu).is(':visible'))
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$(item).children('span.comboTreeParentPlus').html("+");
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else
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$(item).children('span.comboTreeParentPlus').html("−");
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$(subMenu).slideToggle(50);
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}
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else if (direction == 1 && !$(subMenu).is(':visible')){
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$(item).children('span.comboTreeParentPlus').html("−");
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$(subMenu).slideDown(50);
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}
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else if (direction == -1){
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if ($(subMenu).is(':visible')){
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$(item).children('span.comboTreeParentPlus').html("+");
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$(subMenu).slideUp(50);
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}
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else {
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this.dropDownMenuHoverToParentItem(item);
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}
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}
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};
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// SELECTION FUNCTIONS
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// *****************************
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ComboTree.prototype.singleItemClick = function (ctItem) {
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this._selectedItem = {
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id: $(ctItem).attr("data-id"),
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title: $(ctItem).text()
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};
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this.refreshInputVal();
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this.closeDropDownMenu();
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};
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ComboTree.prototype.multiItemClick = function (ctItem) {
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this._selectedItem = {
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id: $(ctItem).attr("data-id"),
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title: $(ctItem).text()
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};
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var index = this.isItemInArray(this._selectedItem, this._selectedItems);
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if (index){
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this._selectedItems.splice(parseInt(index), 1);
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$(ctItem).find("input").prop('checked', false);
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}
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else {
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this._selectedItems.push(this._selectedItem);
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$(ctItem).find("input").prop('checked', true);
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}
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this.refreshInputVal();
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};
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ComboTree.prototype.isItemInArray = function (item, arr) {
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for (var i=0; i<arr.length; i++)
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if (item.id == arr[i].id && item.title == arr[i].title)
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return i + "";
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return false;
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}
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ComboTree.prototype.refreshInputVal = function () {
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var tmpTitle = "";
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if (this.options.isMultiple) {
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for (var i=0; i<this._selectedItems.length; i++){
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tmpTitle += this._selectedItems[i].title;
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if (i<this._selectedItems.length-1)
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tmpTitle += ", ";
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}
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}
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else {
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tmpTitle = this._selectedItem.title;
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}
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this._elemInput.val(tmpTitle);
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}
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ComboTree.prototype.dropDownMenuHover = function (itemSpan, withScroll) {
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this._elemItems.find('span.comboTreeItemHover').removeClass('comboTreeItemHover');
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$(itemSpan).addClass('comboTreeItemHover');
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this._elemHoveredItem = $(itemSpan);
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if (withScroll)
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this.dropDownScrollToHoveredItem(this._elemHoveredItem);
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}
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ComboTree.prototype.dropDownScrollToHoveredItem = function (itemSpan) {
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var curScroll = this._elemDropDownContainer.scrollTop();
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this._elemDropDownContainer.scrollTop(curScroll + $(itemSpan).parent().position().top - 80);
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}
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ComboTree.prototype.dropDownMenuHoverToParentItem = function (item) {
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var parentSpanItem = $($(item).parents('li.ComboTreeItemParent')[0]).children("span.comboTreeItemTitle");
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if (parentSpanItem.length)
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this.dropDownMenuHover(parentSpanItem, true);
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else
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this.dropDownMenuHover(this._elemItemsTitle[0], true);
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}
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ComboTree.prototype.dropDownInputKeyToggleTreeControl = function (direction) {
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var item = this._elemHoveredItem;
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if ($(item).parent('li').hasClass('ComboTreeItemParent'))
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this.toggleSelectionTree($(item).parent('li'), direction);
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else if (direction == -1)
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this.dropDownMenuHoverToParentItem(item);
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}
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ComboTree.prototype.dropDownInputKeyControl = function (step) {
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if (!this._elemDropDownContainer.is(":visible"))
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this.toggleDropDown();
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var list = this._elemItems.find("span.comboTreeItemTitle:visible");
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i = this._elemHoveredItem?list.index(this._elemHoveredItem) + step:0;
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i = (list.length + i) % list.length;
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this.dropDownMenuHover(list[i], true);
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},
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ComboTree.prototype.filterDropDownMenu = function () {
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var searchText = '';
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if (!this.options.isMultiple)
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searchText = this._elemInput.val();
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else
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searchText = $("#" + this.comboTreeId + "MultiFilter").val();
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if (searchText != ""){
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this._elemItemsTitle.hide();
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this._elemItemsTitle.siblings("span.comboTreeParentPlus").hide();
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list = this._elemItems.find("span:icontains('" + searchText + "')").each(function (i, elem) {
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$(this).show();
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$(this).siblings("span.comboTreeParentPlus").show();
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});
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}
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else{
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this._elemItemsTitle.show();
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this._elemItemsTitle.siblings("span.comboTreeParentPlus").show();
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}
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}
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// Retuns Array (multiple), Integer (single), or False (No choice)
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ComboTree.prototype.getSelectedItemsId = function () {
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if (this.options.isMultiple && this._selectedItems.length>0){
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var tmpArr = [];
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for (i=0; i<this._selectedItems.length; i++)
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tmpArr.push(this._selectedItems[i].id);
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return tmpArr;
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}
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else if (!this.options.isMultiple && this._selectedItem.hasOwnProperty('id')){
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return this._selectedItem.id;
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}
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return false;
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}
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// Retuns Array (multiple), Integer (single), or False (No choice)
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ComboTree.prototype.getSelectedItemsTitle = function () {
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if (this.options.isMultiple && this._selectedItems.length>0){
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var tmpArr = [];
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for (i=0; i<this._selectedItems.length; i++)
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tmpArr.push(this._selectedItems[i].title);
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return tmpArr;
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}
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else if (!this.options.isMultiple && this._selectedItem.hasOwnProperty('id')){
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return this._selectedItem.title;
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}
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return false;
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}
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ComboTree.prototype.unbind = function () {
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this._elemArrowBtn.off('click');
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this._elemInput.off('click');
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this._elemItems.off('click');
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this._elemItemsTitle.off('click');
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this._elemItemsTitle.off("mousemove");
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this._elemInput.off('keyup');
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this._elemInput.off('keydown');
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this._elemInput.off('mouseup.' + this.comboTreeId);
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$(document).off('mouseup.' + this.comboTreeId);
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}
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ComboTree.prototype.destroy = function () {
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this.unbind();
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this._elemWrapper.before(this._elemInput);
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this._elemWrapper.remove();
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this._elemInput.removeData('plugin_' + comboTreePlugin);
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}
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$.fn[comboTreePlugin] = function (options) {
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var ctArr = [];
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this.each(function () {
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if (!$.data(this, 'plugin_' + comboTreePlugin)) {
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$.data(this, 'plugin_' + comboTreePlugin, new ComboTree( this, options));
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ctArr.push($(this).data()['plugin_' + comboTreePlugin]);
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}
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});
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if (this.length == 1)
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return ctArr[0];
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else
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return ctArr;
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}
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})( jQuery, window, document );
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