saas-one/frontend/operation-web/overrides/panel/Tool.js

Ext.define('saas.override.panel.Tool', {
    override: 'Ext.panel.Tool',

    initComponent: function () {
        var me = this;
        me.callParent();
        if (me.items) {
            me.on({
                click: 'showMenu',
                scope: me
            });
        }
    },

    privates: {
        showMenu: function () {
            var me = this, menu = me.menu;
            if (!menu) {
                menu = me.menu = Ext.create('Ext.menu.Menu', {
                    width: 100,
                    margin: '0 0 10 0',
                    items: me.items,
                    ownerCmp: me
                });
            }
            menu.showBy(me, null, [5, 0]);
        }
    }
});