add extjs 6.0.1 sources

[extjs.git] / extjs / classic / classic / src / event / publisher / MouseEnterLeave.js

/**\r
 * A publisher that adds support for mousenter and mouseleave events on browsers that do\r
 * not support those events natively\r
 * @private\r
 */\r
Ext.define('Ext.event.publisher.MouseEnterLeave', {\r
    extend: 'Ext.event.publisher.Dom',\r
    type: 'mouseEnterLeave'\r
}, function(MouseEnterLeave) {\r
    var eventMap = {\r
        mouseover: 'mouseenter',\r
        mouseout: 'mouseleave'\r
    };\r
\r
    if (!Ext.supports.MouseEnterLeave) {\r
        MouseEnterLeave.override({\r
            handledDomEvents: ['mouseover', 'mouseout'],\r
            handledEvents: ['mouseenter', 'mouseleave'],\r
\r
            doDelegatedEvent: function(e) {\r
                var target, relatedTarget, id, el, type, event;\r
\r
                // call parent to dispatch the native browser event first (mouseover, mouseout)\r
                e = this.callParent([e]);\r
\r
                target = e.getTarget();\r
                relatedTarget = e.getRelatedTarget();\r
\r
                if (relatedTarget && Ext.fly(target).contains(relatedTarget)) {\r
                    return;\r
                }\r
\r
                id = target.id;\r
                if (id) {\r
                    el = Ext.cache[id];\r
\r
                    if (el) {\r
                        type = eventMap[e.type];\r
                        e = e.chain({\r
                            type: type\r
                        });\r
                        if (el.hasListeners[type]) {\r
                            event = el.events[type];\r
\r
                            if (event) {\r
                                // mouseenter/leave are always tracked by the "directs"\r
                                // Ext.util.Event because they are listed in the directEvents\r
                                // map of Dom publisher\r
                                event = event.directs;\r
                                if (event) {\r
                                    e.setCurrentTarget(el.dom);\r
                                    event.fire(e, e.target);\r
                                }\r
                            }\r
                        }\r
                    }\r
                }\r
            }\r
        });\r
    }\r
\r
    MouseEnterLeave.instance = new MouseEnterLeave();\r
});\r