# Source: tooltip.js

    /*
     * JBoss, Home of Professional Open Source
     * Copyright ${year}, Red Hat, Inc. and individual contributors
     * by the @authors tag. See the copyright.txt in the distribution for a
     * full listing of individual contributors.
     *
     * This is free software; you can redistribute it and/or modify it
     * under the terms of the GNU Lesser General Public License as
     * published by the Free Software Foundation; either version 2.1 of
     * the License, or (at your option) any later version.
     *
     * This software is distributed in the hope that it will be useful,
     * but WITHOUT ANY WARRANTY; without even the implied warranty of
     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
     * Lesser General Public License for more details.
     *
     * You should have received a copy of the GNU Lesser General Public
     * License along with this software; if not, write to the Free
     * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
     * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
     */

    (function ($, rf) {

        rf.ui = rf.ui || {};

        rf.ui.TooltipMode = {
            client : "client",
            ajax : "ajax",
            DEFAULT: "client"
        };

        var TooltipMode = rf.ui.TooltipMode;

        var DEFAULT_OPTIONS = {
            jointPoint : "AA",
            direction : "AA",
            offset : [10, 10],
            attached : true,
            mode : TooltipMode.DEFAULT,
            hideDelay : 0,
            hideEvent : "mouseleave",
            showDelay : 0,
            showEvent : "mouseenter",
            followMouse : true
        };

        var SHOW_ACTION = {

            /**
             *
             * @return {void}
             * */
            exec : function (tooltip, event) {
                var mode = tooltip.mode;
                if (mode == TooltipMode.ajax) {
                    return this.execAjax(tooltip, event);
                } else if (mode == TooltipMode.client) {
                    return this.execClient(tooltip, event);
                } else {
                    rf.log.error("SHOW_ACTION.exec : unknown mode (" + mode + ")");
                }
            },

            /**
             * @protected
             *
             * @return {Boolean} false
             * */
            execAjax : function (tooltip, event) {
                tooltip.__loading().show();
                tooltip.__content().hide();
                tooltip.__show(event);

                rf.ajax(tooltip.id, null, $.extend({}, tooltip.options["ajax"], {}));

                return true;
            },

            /**
             * @protected
             *
             * @return {undefined}
             *             - false - if process has been terminated
             *             - true  - in other cases
             * */
            execClient : function (tooltip, event) {
                tooltip.__show(event);

                return tooltip.__fireShow();
            }
        };

        rf.ui.Tooltip = rf.BaseComponent.extendClass({
                // class name
                name:"Tooltip",

                /**
                 * @class Tooltip
                 * @name Tooltip
                 *
                 * @constructor
                 * @param {String} componentId - component id
                 * */
                init : function (componentId, options) {
                    $super.constructor.call(this, componentId);
                    this.namespace = "." + rf.Event.createNamespace(this.name, this.id);
                    this.options = $.extend(this.options, DEFAULT_OPTIONS, options || {});
                    this.attachToDom();

                    this.mode = this.options.mode;
                    this.target = this.options.target;
                    this.shown = false;

                    this.__addUserEventHandler("hide");
                    this.__addUserEventHandler("show");
                    this.__addUserEventHandler("beforehide");
                    this.__addUserEventHandler("beforeshow");
                    this.popupId = this.id + ':wrp';
                    this.popup = new rf.ui.Popup(this.popupId, {
                            attachTo: this.target,
                            attachToBody: true,
                            positionType: "TOOLTIP",
                            positionOffset: this.options.offset,
                            jointPoint: this.options.jointPoint,
                            direction: this.options.direction
                        });

                    if (this.options.attached) {
                        var handlers = {};
                        handlers[this.options.showEvent + this.namespace] = this.__showHandler;
                        handlers[this.options.hideEvent + this.namespace] = this.__hideHandler;

                        rf.Event.bindById(this.target, handlers, this);

                        if (this.options.hideEvent == 'mouseleave') {
                            rf.Event.bindById(this.popupId, this.options.hideEvent + this.namespace, this.__hideHandler, this);
                        }
                    }
                },

                /***************************** Public Methods  ****************************************************************/
                /**
                 * @methodOf
                 * @name PanelMenuItem#hide
                 *
                 * TODO ...
                 *
                 * @return {void} TODO ...
                 */
                hide: function () {

                    var tooltip = this;
                    if (tooltip.hidingTimerHandle) {
                        window.clearTimeout(tooltip.hidingTimerHandle);
                        tooltip.hidingTimerHandle = undefined;
                    }
                    if (this.shown) {
                        this.__hide();
                    }
                },

                __hideHandler: function(event) {
                    if (event.type == 'mouseleave' && this.__isInside(event.relatedTarget)) {
                        return;
                    }

                    this.hide();

                    if (this.options.followMouse) {
                        rf.Event.unbindById(this.target, "mousemove" + this.namespace);
                    }

                },

                /**
                 * @private
                 * @return {void} TODO ...
                 */
                __hide: function () {
                    var tooltip = this;
                    this.__delay(this.options.hideDelay, function () {
                        tooltip.__fireBeforeHide();
                        tooltip.popup.hide();
                        tooltip.shown = false;
                        tooltip.__fireHide();
                    });
                },

                __mouseMoveHandler: function(event) {
                    this.saveShowEvent = event;
                    if (this.shown) {
                        this.popup.show(this.saveShowEvent);
                    }
                },

                __showHandler: function(event) {
                    this.show(event);
                    var tooltip = this;

                    if (tooltip.options.followMouse) {
                        rf.Event.bindById(tooltip.target, "mousemove" + tooltip.namespace, tooltip.__mouseMoveHandler, tooltip);
                    }
                },

                /**
                 * @methodOf
                 * @name PanelMenuItem#show
                 *
                 * TODO ...
                 *
                 * @return {void} TODO ...
                 */
                show: function (event) {
                    var tooltip = this;
                    if (tooltip.hidingTimerHandle) {
                        window.clearTimeout(tooltip.hidingTimerHandle);
                        tooltip.hidingTimerHandle = undefined;
                    }

                    if (!this.shown) {
                        SHOW_ACTION.exec(this, event);
                    }

                },

                onCompleteHandler : function () {
                    this.__content().show();
                    this.__loading().hide();

                    return this.__fireShow();
                },

                /**
                 * @private
                 * @return {void} TODO ...
                 */
                __show: function (event) {
                    var tooltip = this;
                    this.__delay(this.options.showDelay, function () {
                        if (!tooltip.options.followMouse) {
                            tooltip.saveShowEvent = event;
                        }
                        if (!tooltip.shown) {
                            tooltip.__fireBeforeShow();
                            tooltip.popup.show(tooltip.saveShowEvent);
                        }
                        //for showing tooltip in followMouse mode
                        tooltip.shown = true;
                    });
                },

                /***************************** Private Methods ****************************************************************/
                __delay : function (delay, action) {
                    var tooltip = this;

                    if (delay > 0) {
                        tooltip.hidingTimerHandle = window.setTimeout(function() {
                            action();

                            if (tooltip.hidingTimerHandle) {
                                window.clearTimeout(tooltip.hidingTimerHandle);
                                tooltip.hidingTimerHandle = undefined;
                            }
                        }, delay);
                    } else {
                        action();
                    }
                },

                __detectAncestorNode: function(leaf, element) {
                    // Return true if "element" is "leaf" or one of its parents
                    var node = leaf;
                    while (node != null && node != element) {
                        node = node.parentNode;
                    }
                    return (node != null);
                },

                __loading : function () {
                    return $(document.getElementById(this.id + ":loading"));
                },

                __content : function () {
                    return $(document.getElementById(this.id + ":content"));
                },

                __fireHide : function () {
                    return rf.Event.fireById(this.id, "hide", { id: this.id });
                },

                __fireShow : function () {
                    return rf.Event.fireById(this.id, "show", { id: this.id });
                },

                __fireBeforeHide : function () {
                    return rf.Event.fireById(this.id, "beforehide", { id: this.id });
                },

                __fireBeforeShow : function () {
                    return rf.Event.fireById(this.id, "beforeshow", { id: this.id });
                },

                /**
                 * @private
                 * */
                __addUserEventHandler : function (name) {
                    var handler = this.options["on" + name];
                    if (handler) {
                        rf.Event.bindById(this.id, name + this.namespace, handler);
                    }
                },

                __contains: function(id, elt) {
                    while (elt) {
                        if (id == elt.id) {
                            return true;
                        }

                        elt = elt.parentNode;
                    }
                    return false;
                },

                __isInside: function(elt) {
                    return this.__contains(this.target, elt) || this.__contains(this.popupId, elt);
                },

                destroy: function () {
                    rf.Event.unbindById(this.popupId, this.namespace);
                    rf.Event.unbindById(this.target, this.namespace);
                    this.popup.destroy();
                    this.popup = null;
                    $super.destroy.call(this);
                }
            });

        // define super class link
        var $super = rf.ui.Tooltip.$super;
    })(RichFaces.jQuery, RichFaces);