XAF 如何基於商務規則禁用屬性

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// Developer Express Code Central Example:// How to: Disable Property Editors Based on a Business Rule// // This example demonstrates how to hide and disable property editors via the// Conditional Appearance module (the obsolete Conditional Editor State module is// used in versions prior to 11.2). The complete description is available in the// How to: Disable Property Editors Based on a Business Rule// (ms-help://DevExpress.Xaf/CustomDocument3221.htm) help topic.// // You can find sample updates and versions for different programming languages here:// http://www.devexpress.com/example=E1672using System;using System.ComponentModel;using DevExpress.Xpo;using DevExpress.Data.Filtering;using DevExpress.ExpressApp;using DevExpress.Persistent.Base;using DevExpress.Persistent.BaseImpl;using DevExpress.Persistent.Validation;using DevExpress.ExpressApp.ConditionalAppearance;using DevExpress.ExpressApp.Editors;namespace EditorStateExample.Module {    [DefaultClassOptions]    [ImageName("BO_Person")]    public class Contact : BaseObject {        public Contact(Session session) : base(session) { }                public string Name {            get { return GetPropertyValue<string>("Name"); }            set { SetPropertyValue<string>("Name", value); }        }        [ImmediatePostData]        public bool IsMarried {            get { return GetPropertyValue<bool>("IsMarried"); }            set { SetPropertyValue<bool>("IsMarried", value); }        }        [Appearance("Single", Visibility = ViewItemVisibility.Hide, Criteria = "!IsMarried", Context="DetailView")]        public string SpouseName {            get { return GetPropertyValue<string>("SpouseName"); }            set { SetPropertyValue<string>("SpouseName", value); }        }        [ImmediatePostData]        public string Address1 {            get { return GetPropertyValue<string>("Address1"); }            set { SetPropertyValue<string>("Address1", value); }        }        [Appearance("AddressOneIsEmpty", Enabled = false, Criteria = "IsNullOrEmpty(Address1)")]        public string Address2 {            get { return GetPropertyValue<string>("Address2"); }            set { SetPropertyValue<string>("Address2", value); }        }    }}

轉載於：http://www.cnblogs.com/Tonyyang/

XAF 如何基於商務規則禁用屬性