diff vakata-jstree-3.3.5/src/jstree.changed.js @ 0:0358f6f78adf draft

planemo upload commit 841d8b22bf9f1aaed6bfe8344b60617f45b275b2-dirty
author mingchen0919
date Fri, 14 Dec 2018 00:40:15 -0500
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/vakata-jstree-3.3.5/src/jstree.changed.js	Fri Dec 14 00:40:15 2018 -0500
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+/**
+ * ### Changed plugin
+ *
+ * This plugin adds more information to the `changed.jstree` event. The new data is contained in the `changed` event data property, and contains a lists of `selected` and `deselected` nodes.
+ */
+/*globals jQuery, define, exports, require, document */
+(function (factory) {
+	"use strict";
+	if (typeof define === 'function' && define.amd) {
+		define('jstree.changed', ['jquery','jstree'], factory);
+	}
+	else if(typeof exports === 'object') {
+		factory(require('jquery'), require('jstree'));
+	}
+	else {
+		factory(jQuery, jQuery.jstree);
+	}
+}(function ($, jstree, undefined) {
+	"use strict";
+
+	if($.jstree.plugins.changed) { return; }
+
+	$.jstree.plugins.changed = function (options, parent) {
+		var last = [];
+		this.trigger = function (ev, data) {
+			var i, j;
+			if(!data) {
+				data = {};
+			}
+			if(ev.replace('.jstree','') === 'changed') {
+				data.changed = { selected : [], deselected : [] };
+				var tmp = {};
+				for(i = 0, j = last.length; i < j; i++) {
+					tmp[last[i]] = 1;
+				}
+				for(i = 0, j = data.selected.length; i < j; i++) {
+					if(!tmp[data.selected[i]]) {
+						data.changed.selected.push(data.selected[i]);
+					}
+					else {
+						tmp[data.selected[i]] = 2;
+					}
+				}
+				for(i = 0, j = last.length; i < j; i++) {
+					if(tmp[last[i]] === 1) {
+						data.changed.deselected.push(last[i]);
+					}
+				}
+				last = data.selected.slice();
+			}
+			/**
+			 * triggered when selection changes (the "changed" plugin enhances the original event with more data)
+			 * @event
+			 * @name changed.jstree
+			 * @param {Object} node
+			 * @param {Object} action the action that caused the selection to change
+			 * @param {Array} selected the current selection
+			 * @param {Object} changed an object containing two properties `selected` and `deselected` - both arrays of node IDs, which were selected or deselected since the last changed event
+			 * @param {Object} event the event (if any) that triggered this changed event
+			 * @plugin changed
+			 */
+			parent.trigger.call(this, ev, data);
+		};
+		this.refresh = function (skip_loading, forget_state) {
+			last = [];
+			return parent.refresh.apply(this, arguments);
+		};
+	};
+}));
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