dscustomerorders.cs

东软内部材料（六）ado .net相关

//------------------------------------------------------------------------------
// <autogenerated>
//     This code was generated by a tool.
//     Runtime Version: 1.0.3427.0
//
//     Changes to this file may cause incorrect behavior and will be lost if 
//     the code is regenerated.
// </autogenerated>
//------------------------------------------------------------------------------

namespace Transactions {
    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 dsCustomerOrders : DataSet {
        
        private CustomerListDataTable tableCustomerList;
        
        private OrdersDataTable tableOrders;
        
        private DataRelation relationCustomerListOrders;
        
        public dsCustomerOrders() {
            this.InitClass();
            System.ComponentModel.CollectionChangeEventHandler schemaChangedHandler = new System.ComponentModel.CollectionChangeEventHandler(this.SchemaChanged);
            this.Tables.CollectionChanged += schemaChangedHandler;
            this.Relations.CollectionChanged += schemaChangedHandler;
        }
        
        protected dsCustomerOrders(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["CustomerList"] != null)) {
                    this.Tables.Add(new CustomerListDataTable(ds.Tables["CustomerList"]));
                }
                if ((ds.Tables["Orders"] != null)) {
                    this.Tables.Add(new OrdersDataTable(ds.Tables["Orders"]));
                }
                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 CustomerListDataTable CustomerList {
            get {
                return this.tableCustomerList;
            }
        }
        
        [System.ComponentModel.Browsable(false)]
        [System.ComponentModel.DesignerSerializationVisibilityAttribute(System.ComponentModel.DesignerSerializationVisibility.Content)]
        public OrdersDataTable Orders {
            get {
                return this.tableOrders;
            }
        }
        
        public override DataSet Clone() {
            dsCustomerOrders cln = ((dsCustomerOrders)(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["CustomerList"] != null)) {
                this.Tables.Add(new CustomerListDataTable(ds.Tables["CustomerList"]));
            }
            if ((ds.Tables["Orders"] != null)) {
                this.Tables.Add(new OrdersDataTable(ds.Tables["Orders"]));
            }
            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.tableCustomerList = ((CustomerListDataTable)(this.Tables["CustomerList"]));
            if ((this.tableCustomerList != null)) {
                this.tableCustomerList.InitVars();
            }
            this.tableOrders = ((OrdersDataTable)(this.Tables["Orders"]));
            if ((this.tableOrders != null)) {
                this.tableOrders.InitVars();
            }
            this.relationCustomerListOrders = this.Relations["CustomerListOrders"];
        }
        
        private void InitClass() {
            this.DataSetName = "dsCustomerOrders";
            this.Prefix = "";
            this.Namespace = "http://www.tempuri.org/dsCustomerOrders.xsd";
            this.Locale = new System.Globalization.CultureInfo("en-US");
            this.CaseSensitive = false;
            this.EnforceConstraints = true;
            this.tableCustomerList = new CustomerListDataTable();
            this.Tables.Add(this.tableCustomerList);
            this.tableOrders = new OrdersDataTable();
            this.Tables.Add(this.tableOrders);
            ForeignKeyConstraint fkc;
            fkc = new ForeignKeyConstraint("CustomerListOrders", new DataColumn[] {
                        this.tableCustomerList.CustomerIDColumn}, new DataColumn[] {
                        this.tableOrders.CustomerIDColumn});
            this.tableOrders.Constraints.Add(fkc);
            fkc.AcceptRejectRule = AcceptRejectRule.None;
            fkc.DeleteRule = Rule.Cascade;
            fkc.UpdateRule = Rule.Cascade;
            this.relationCustomerListOrders = new DataRelation("CustomerListOrders", new DataColumn[] {
                        this.tableCustomerList.CustomerIDColumn}, new DataColumn[] {
                        this.tableOrders.CustomerIDColumn}, false);
            this.Relations.Add(this.relationCustomerListOrders);
        }
        
        private bool ShouldSerializeCustomerList() {
            return false;
        }
        
        private bool ShouldSerializeOrders() {
            return false;
        }
        
        private void SchemaChanged(object sender, System.ComponentModel.CollectionChangeEventArgs e) {
            if ((e.Action == System.ComponentModel.CollectionChangeAction.Remove)) {
                this.InitVars();
            }
        }
        
        public delegate void CustomerListRowChangeEventHandler(object sender, CustomerListRowChangeEvent e);
        
        public delegate void OrdersRowChangeEventHandler(object sender, OrdersRowChangeEvent e);
        
        [System.Diagnostics.DebuggerStepThrough()]
        public class CustomerListDataTable : DataTable, System.Collections.IEnumerable {
            
            private DataColumn columnCompanyName;
            
            private DataColumn columnCustomerID;
            
            private DataColumn columnFullID;
            
            internal CustomerListDataTable() : 
                    base("CustomerList") {
                this.InitClass();
            }
            
            internal CustomerListDataTable(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 CompanyNameColumn {
                get {
                    return this.columnCompanyName;
                }
            }
            
            internal DataColumn CustomerIDColumn {
                get {
                    return this.columnCustomerID;
                }
            }
            
            internal DataColumn FullIDColumn {
                get {
                    return this.columnFullID;
                }
            }
            
            public CustomerListRow this[int index] {
                get {
                    return ((CustomerListRow)(this.Rows[index]));
                }
            }
            
            public event CustomerListRowChangeEventHandler CustomerListRowChanged;
            
            public event CustomerListRowChangeEventHandler CustomerListRowChanging;
            
            public event CustomerListRowChangeEventHandler CustomerListRowDeleted;
            
            public event CustomerListRowChangeEventHandler CustomerListRowDeleting;
            
            public void AddCustomerListRow(CustomerListRow row) {
                this.Rows.Add(row);
            }
            
            public CustomerListRow AddCustomerListRow(string CompanyName, string CustomerID, string FullID) {
                CustomerListRow rowCustomerListRow = ((CustomerListRow)(this.NewRow()));
                rowCustomerListRow.ItemArray = new object[] {
                        CompanyName,
                        CustomerID,
                        FullID};
                this.Rows.Add(rowCustomerListRow);
                return rowCustomerListRow;
            }
            
            public CustomerListRow FindByCustomerID(string CustomerID) {
                return ((CustomerListRow)(this.Rows.Find(new object[] {
                            CustomerID})));
            }
            
            public System.Collections.IEnumerator GetEnumerator() {
                return this.Rows.GetEnumerator();
            }
            
            public override DataTable Clone() {
                CustomerListDataTable cln = ((CustomerListDataTable)(base.Clone()));
                cln.InitVars();
                return cln;
            }
            
            internal void InitVars() {
                this.columnCompanyName = this.Columns["CompanyName"];
                this.columnCustomerID = this.Columns["CustomerID"];
                this.columnFullID = this.Columns["FullID"];
            }
            
            private void InitClass() {
                this.columnCompanyName = new DataColumn("CompanyName", typeof(string), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnCompanyName);
                this.columnCustomerID = new DataColumn("CustomerID", typeof(string), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnCustomerID);
                this.columnFullID = new DataColumn("FullID", typeof(string), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnFullID);
                this.Constraints.Add(new UniqueConstraint("Constraint1", new DataColumn[] {
                                this.columnCustomerID}, true));
                this.columnCustomerID.AllowDBNull = false;
                this.columnCustomerID.Unique = true;
                this.columnFullID.ReadOnly = true;
            }
            
            public CustomerListRow NewCustomerListRow() {
                return ((CustomerListRow)(this.NewRow()));
            }
            
            protected override DataRow NewRowFromBuilder(DataRowBuilder builder) {
                return new CustomerListRow(builder);
            }
            
            protected override System.Type GetRowType() {
                return typeof(CustomerListRow);
            }
            
            protected override void OnRowChanged(DataRowChangeEventArgs e) {
                base.OnRowChanged(e);
                if ((this.CustomerListRowChanged != null)) {
                    this.CustomerListRowChanged(this, new CustomerListRowChangeEvent(((CustomerListRow)(e.Row)), e.Action));
                }
            }
            
            protected override void OnRowChanging(DataRowChangeEventArgs e) {
                base.OnRowChanging(e);
                if ((this.CustomerListRowChanging != null)) {
                    this.CustomerListRowChanging(this, new CustomerListRowChangeEvent(((CustomerListRow)(e.Row)), e.Action));
                }
            }
            
            protected override void OnRowDeleted(DataRowChangeEventArgs e) {
                base.OnRowDeleted(e);
                if ((this.CustomerListRowDeleted != null)) {
                    this.CustomerListRowDeleted(this, new CustomerListRowChangeEvent(((CustomerListRow)(e.Row)), e.Action));
                }
            }
            
            protected override void OnRowDeleting(DataRowChangeEventArgs e) {
                base.OnRowDeleting(e);
                if ((this.CustomerListRowDeleting != null)) {
                    this.CustomerListRowDeleting(this, new CustomerListRowChangeEvent(((CustomerListRow)(e.Row)), e.Action));
                }
            }
            
            public void RemoveCustomerListRow(CustomerListRow row) {
                this.Rows.Remove(row);
            }
        }
        
        [System.Diagnostics.DebuggerStepThrough()]
        public class CustomerListRow : DataRow {
            
            private CustomerListDataTable tableCustomerList;
            
            internal CustomerListRow(DataRowBuilder rb) : 
                    base(rb) {
                this.tableCustomerList = ((CustomerListDataTable)(this.Table));