add extjs 6.0.1 sources

[extjs.git] / extjs / build / examples / kitchensink / classic / samples / view / binding / TwoWayFormulasModel.js

Ext.define('KitchenSink.view.binding.TwoWayFormulasModel', {\r
    extend: 'Ext.app.ViewModel',\r
\r
    alias: 'viewmodel.binding-two-way-formulas',\r
\r
    formulas: {\r
        age: {\r
            get: function (get) {\r
                return this.getAge(get('birthDate'));\r
            },\r
\r
            set: function (age) {\r
                var date = this.getData().birthDate,\r
                    now = new Date();\r
\r
                if (!date) {\r
                    date = Ext.Date.add(now, Ext.Date.YEAR, -age);\r
                } else {\r
                    date = new Date(now.getFullYear() - age, date.getMonth(), date.getDate());\r
                    if (this.getAge(date) !== age) {\r
                        date = new Date(now.getFullYear() - age - 1, date.getMonth(), date.getDate());\r
                    }\r
                }\r
\r
                this.set('birthDate', date);\r
            }\r
        },\r
\r
        fullName: {\r
            get: function (get) {\r
                var ret = get('firstName') || '',\r
                    last = get('lastName');\r
\r
                if (last) {\r
                    ret += ' ' +  last;\r
                }\r
\r
                return ret;\r
            },\r
\r
            // By providing the set method "fullName" is two-way bindable.\r
            set: function (value) {\r
                var space = value.indexOf(' '),\r
                    split = (space < 0) ? value.length : space;\r
\r
                this.set({\r
                    firstName: value.substring(0, split),\r
                    lastName: value.substring(split + 1)\r
                });\r
            }\r
        }\r
    },\r
\r
    getAge: function (date) {\r
        var now = new Date(),\r
            age, birth;\r
\r
        if (date) {\r
            age = now.getFullYear() - date.getFullYear();\r
            now = now.getMonth() * 100 + now.getDate();\r
            birth = date.getMonth() * 100 + date.getDate();\r
            if (now < birth) {\r
                --age;\r
            }\r
        }\r
        return age || 0;\r
    }\r
});\r