dsonetomany.cs

进销存

//------------------------------------------------------------------------------
// <autogenerated>
//     This code was generated by a tool.
//     Runtime Version: 1.1.4322.573
//
//     Changes to this file may cause incorrect behavior and will be lost if 
//     the code is regenerated.
// </autogenerated>
//------------------------------------------------------------------------------

namespace OneToMany {
    using System;
    using System.Data;
    using System.Xml;
    using System.Runtime.Serialization;
    
    
    [Serializable()]
    [System.ComponentModel.DesignerCategoryAttribute("code")]
    [System.Diagnostics.DebuggerStepThrough()]
    [System.ComponentModel.ToolboxItem(true)]
    public class DSOneToMany : DataSet {
        
        private Order_DetailsDataTable tableOrder_Details;
        
        private OrdersDataTable tableOrders;
        
        private EmployeesDataTable tableEmployees;
        
        private ProductsDataTable tableProducts;
        
        private DataRelation relationOrderToDetails;
        
        public DSOneToMany() {
            this.InitClass();
            System.ComponentModel.CollectionChangeEventHandler schemaChangedHandler = new System.ComponentModel.CollectionChangeEventHandler(this.SchemaChanged);
            this.Tables.CollectionChanged += schemaChangedHandler;
            this.Relations.CollectionChanged += schemaChangedHandler;
        }
        
        protected DSOneToMany(SerializationInfo info, StreamingContext context) {
            string strSchema = ((string)(info.GetValue("XmlSchema", typeof(string))));
            if ((strSchema != null)) {
                DataSet ds = new DataSet();
                ds.ReadXmlSchema(new XmlTextReader(new System.IO.StringReader(strSchema)));
                if ((ds.Tables["Order Details"] != null)) {
                    this.Tables.Add(new Order_DetailsDataTable(ds.Tables["Order Details"]));
                }
                if ((ds.Tables["Orders"] != null)) {
                    this.Tables.Add(new OrdersDataTable(ds.Tables["Orders"]));
                }
                if ((ds.Tables["Employees"] != null)) {
                    this.Tables.Add(new EmployeesDataTable(ds.Tables["Employees"]));
                }
                if ((ds.Tables["Products"] != null)) {
                    this.Tables.Add(new ProductsDataTable(ds.Tables["Products"]));
                }
                this.DataSetName = ds.DataSetName;
                this.Prefix = ds.Prefix;
                this.Namespace = ds.Namespace;
                this.Locale = ds.Locale;
                this.CaseSensitive = ds.CaseSensitive;
                this.EnforceConstraints = ds.EnforceConstraints;
                this.Merge(ds, false, System.Data.MissingSchemaAction.Add);
                this.InitVars();
            }
            else {
                this.InitClass();
            }
            this.GetSerializationData(info, context);
            System.ComponentModel.CollectionChangeEventHandler schemaChangedHandler = new System.ComponentModel.CollectionChangeEventHandler(this.SchemaChanged);
            this.Tables.CollectionChanged += schemaChangedHandler;
            this.Relations.CollectionChanged += schemaChangedHandler;
        }
        
        [System.ComponentModel.Browsable(false)]
        [System.ComponentModel.DesignerSerializationVisibilityAttribute(System.ComponentModel.DesignerSerializationVisibility.Content)]
        public Order_DetailsDataTable Order_Details {
            get {
                return this.tableOrder_Details;
            }
        }
        
        [System.ComponentModel.Browsable(false)]
        [System.ComponentModel.DesignerSerializationVisibilityAttribute(System.ComponentModel.DesignerSerializationVisibility.Content)]
        public OrdersDataTable Orders {
            get {
                return this.tableOrders;
            }
        }
        
        [System.ComponentModel.Browsable(false)]
        [System.ComponentModel.DesignerSerializationVisibilityAttribute(System.ComponentModel.DesignerSerializationVisibility.Content)]
        public EmployeesDataTable Employees {
            get {
                return this.tableEmployees;
            }
        }
        
        [System.ComponentModel.Browsable(false)]
        [System.ComponentModel.DesignerSerializationVisibilityAttribute(System.ComponentModel.DesignerSerializationVisibility.Content)]
        public ProductsDataTable Products {
            get {
                return this.tableProducts;
            }
        }
        
        public override DataSet Clone() {
            DSOneToMany cln = ((DSOneToMany)(base.Clone()));
            cln.InitVars();
            return cln;
        }
        
        protected override bool ShouldSerializeTables() {
            return false;
        }
        
        protected override bool ShouldSerializeRelations() {
            return false;
        }
        
        protected override void ReadXmlSerializable(XmlReader reader) {
            this.Reset();
            DataSet ds = new DataSet();
            ds.ReadXml(reader);
            if ((ds.Tables["Order Details"] != null)) {
                this.Tables.Add(new Order_DetailsDataTable(ds.Tables["Order Details"]));
            }
            if ((ds.Tables["Orders"] != null)) {
                this.Tables.Add(new OrdersDataTable(ds.Tables["Orders"]));
            }
            if ((ds.Tables["Employees"] != null)) {
                this.Tables.Add(new EmployeesDataTable(ds.Tables["Employees"]));
            }
            if ((ds.Tables["Products"] != null)) {
                this.Tables.Add(new ProductsDataTable(ds.Tables["Products"]));
            }
            this.DataSetName = ds.DataSetName;
            this.Prefix = ds.Prefix;
            this.Namespace = ds.Namespace;
            this.Locale = ds.Locale;
            this.CaseSensitive = ds.CaseSensitive;
            this.EnforceConstraints = ds.EnforceConstraints;
            this.Merge(ds, false, System.Data.MissingSchemaAction.Add);
            this.InitVars();
        }
        
        protected override System.Xml.Schema.XmlSchema GetSchemaSerializable() {
            System.IO.MemoryStream stream = new System.IO.MemoryStream();
            this.WriteXmlSchema(new XmlTextWriter(stream, null));
            stream.Position = 0;
            return System.Xml.Schema.XmlSchema.Read(new XmlTextReader(stream), null);
        }
        
        internal void InitVars() {
            this.tableOrder_Details = ((Order_DetailsDataTable)(this.Tables["Order Details"]));
            if ((this.tableOrder_Details != null)) {
                this.tableOrder_Details.InitVars();
            }
            this.tableOrders = ((OrdersDataTable)(this.Tables["Orders"]));
            if ((this.tableOrders != null)) {
                this.tableOrders.InitVars();
            }
            this.tableEmployees = ((EmployeesDataTable)(this.Tables["Employees"]));
            if ((this.tableEmployees != null)) {
                this.tableEmployees.InitVars();
            }
            this.tableProducts = ((ProductsDataTable)(this.Tables["Products"]));
            if ((this.tableProducts != null)) {
                this.tableProducts.InitVars();
            }
            this.relationOrderToDetails = this.Relations["OrderToDetails"];
        }
        
        private void InitClass() {
            this.DataSetName = "DSOneToMany";
            this.Prefix = "";
            this.Namespace = "http://www.tempuri.org/DSOneToMany.xsd";
            this.Locale = new System.Globalization.CultureInfo("zh-CN");
            this.CaseSensitive = false;
            this.EnforceConstraints = true;
            this.tableOrder_Details = new Order_DetailsDataTable();
            this.Tables.Add(this.tableOrder_Details);
            this.tableOrders = new OrdersDataTable();
            this.Tables.Add(this.tableOrders);
            this.tableEmployees = new EmployeesDataTable();
            this.Tables.Add(this.tableEmployees);
            this.tableProducts = new ProductsDataTable();
            this.Tables.Add(this.tableProducts);
            ForeignKeyConstraint fkc;
            fkc = new ForeignKeyConstraint("OrderToDetails", new DataColumn[] {
                        this.tableOrders.OrderIDColumn}, new DataColumn[] {
                        this.tableOrder_Details.OrderIDColumn});
            this.tableOrder_Details.Constraints.Add(fkc);
            fkc.AcceptRejectRule = System.Data.AcceptRejectRule.None;
            fkc.DeleteRule = System.Data.Rule.Cascade;
            fkc.UpdateRule = System.Data.Rule.Cascade;
            this.relationOrderToDetails = new DataRelation("OrderToDetails", new DataColumn[] {
                        this.tableOrders.OrderIDColumn}, new DataColumn[] {
                        this.tableOrder_Details.OrderIDColumn}, false);
            this.Relations.Add(this.relationOrderToDetails);
            this.InitExpressions();
        }
        
        private bool ShouldSerializeOrder_Details() {
            return false;
        }
        
        private bool ShouldSerializeOrders() {
            return false;
        }
        
        private bool ShouldSerializeEmployees() {
            return false;
        }
        
        private bool ShouldSerializeProducts() {
            return false;
        }
        
        private void SchemaChanged(object sender, System.ComponentModel.CollectionChangeEventArgs e) {
            if ((e.Action == System.ComponentModel.CollectionChangeAction.Remove)) {
                this.InitVars();
            }
        }
        
        private void InitExpressions() {
            this.tableOrder_Details.ItemTotalColumn.Expression = "Quantity * UnitPrice";
        }
        
        public delegate void Order_DetailsRowChangeEventHandler(object sender, Order_DetailsRowChangeEvent e);
        
        public delegate void OrdersRowChangeEventHandler(object sender, OrdersRowChangeEvent e);
        
        public delegate void EmployeesRowChangeEventHandler(object sender, EmployeesRowChangeEvent e);
        
        public delegate void ProductsRowChangeEventHandler(object sender, ProductsRowChangeEvent e);
        
        [System.Diagnostics.DebuggerStepThrough()]
        public class Order_DetailsDataTable : DataTable, System.Collections.IEnumerable {
            
            private DataColumn columnOrderID;
            
            private DataColumn columnProductID;
            
            private DataColumn columnUnitPrice;
            
            private DataColumn columnQuantity;
            
            private DataColumn columnItemTotal;
            
            private DataColumn columnProductName;
            
            internal Order_DetailsDataTable() : 
                    base("Order Details") {
                this.InitClass();
            }
            
            internal Order_DetailsDataTable(DataTable table) : 
                    base(table.TableName) {
                if ((table.CaseSensitive != table.DataSet.CaseSensitive)) {
                    this.CaseSensitive = table.CaseSensitive;
                }
                if ((table.Locale.ToString() != table.DataSet.Locale.ToString())) {
                    this.Locale = table.Locale;
                }
                if ((table.Namespace != table.DataSet.Namespace)) {
                    this.Namespace = table.Namespace;
                }
                this.Prefix = table.Prefix;
                this.MinimumCapacity = table.MinimumCapacity;
                this.DisplayExpression = table.DisplayExpression;
            }
            
            [System.ComponentModel.Browsable(false)]
            public int Count {
                get {
                    return this.Rows.Count;
                }
            }
            
            internal DataColumn OrderIDColumn {
                get {
                    return this.columnOrderID;
                }
            }
            
            internal DataColumn ProductIDColumn {
                get {
                    return this.columnProductID;
                }
            }
            
            internal DataColumn UnitPriceColumn {
                get {
                    return this.columnUnitPrice;
                }
            }
            
            internal DataColumn QuantityColumn {
                get {
                    return this.columnQuantity;
                }
            }
            
            internal DataColumn ItemTotalColumn {
                get {
                    return this.columnItemTotal;
                }
            }
            
            internal DataColumn ProductNameColumn {
                get {
                    return this.columnProductName;
                }
            }
            
            public Order_DetailsRow this[int index] {
                get {
                    return ((Order_DetailsRow)(this.Rows[index]));
                }
            }
            
            public event Order_DetailsRowChangeEventHandler Order_DetailsRowChanged;
            
            public event Order_DetailsRowChangeEventHandler Order_DetailsRowChanging;
            
            public event Order_DetailsRowChangeEventHandler Order_DetailsRowDeleted;
            
            public event Order_DetailsRowChangeEventHandler Order_DetailsRowDeleting;
            
            public void AddOrder_DetailsRow(Order_DetailsRow row) {
                this.Rows.Add(row);
            }