dsorderhistory.cs

Microsoft?Visual C#?.NET (Core Reference)

            }
            
            public System.Collections.IEnumerator GetEnumerator() {
                return this.Rows.GetEnumerator();
            }
            
            public override DataTable Clone() {
                OrdersDataTable cln = ((OrdersDataTable)(base.Clone()));
                cln.InitVars();
                return cln;
            }
            
            protected override DataTable CreateInstance() {
                return new OrdersDataTable();
            }
            
            internal void InitVars() {
                this.columnOrderID = this.Columns["OrderID"];
                this.columnCustomerID = this.Columns["CustomerID"];
                this.columnOrderDate = this.Columns["OrderDate"];
                this.columnFreight = this.Columns["Freight"];
                this.columnShipAddress = this.Columns["ShipAddress"];
                this.columnShipName = this.Columns["ShipName"];
                this.columnShipCity = this.Columns["ShipCity"];
                this.columnShipPostalCode = this.Columns["ShipPostalCode"];
                this.columnShipCountry = this.Columns["ShipCountry"];
            }
            
            private void InitClass() {
                this.columnOrderID = new DataColumn("OrderID", typeof(int), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnOrderID);
                this.columnCustomerID = new DataColumn("CustomerID", typeof(string), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnCustomerID);
                this.columnOrderDate = new DataColumn("OrderDate", typeof(System.DateTime), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnOrderDate);
                this.columnFreight = new DataColumn("Freight", typeof(System.Decimal), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnFreight);
                this.columnShipAddress = new DataColumn("ShipAddress", typeof(string), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnShipAddress);
                this.columnShipName = new DataColumn("ShipName", typeof(string), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnShipName);
                this.columnShipCity = new DataColumn("ShipCity", typeof(string), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnShipCity);
                this.columnShipPostalCode = new DataColumn("ShipPostalCode", typeof(string), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnShipPostalCode);
                this.columnShipCountry = new DataColumn("ShipCountry", typeof(string), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnShipCountry);
                this.Constraints.Add(new UniqueConstraint("Constraint1", new DataColumn[] {
                                this.columnOrderID}, true));
                this.columnOrderID.AutoIncrement = true;
                this.columnOrderID.AllowDBNull = false;
                this.columnOrderID.ReadOnly = true;
                this.columnOrderID.Unique = true;
            }
            
            public OrdersRow NewOrdersRow() {
                return ((OrdersRow)(this.NewRow()));
            }
            
            protected override DataRow NewRowFromBuilder(DataRowBuilder builder) {
                return new OrdersRow(builder);
            }
            
            protected override System.Type GetRowType() {
                return typeof(OrdersRow);
            }
            
            protected override void OnRowChanged(DataRowChangeEventArgs e) {
                base.OnRowChanged(e);
                if ((this.OrdersRowChanged != null)) {
                    this.OrdersRowChanged(this, new OrdersRowChangeEvent(((OrdersRow)(e.Row)), e.Action));
                }
            }
            
            protected override void OnRowChanging(DataRowChangeEventArgs e) {
                base.OnRowChanging(e);
                if ((this.OrdersRowChanging != null)) {
                    this.OrdersRowChanging(this, new OrdersRowChangeEvent(((OrdersRow)(e.Row)), e.Action));
                }
            }
            
            protected override void OnRowDeleted(DataRowChangeEventArgs e) {
                base.OnRowDeleted(e);
                if ((this.OrdersRowDeleted != null)) {
                    this.OrdersRowDeleted(this, new OrdersRowChangeEvent(((OrdersRow)(e.Row)), e.Action));
                }
            }
            
            protected override void OnRowDeleting(DataRowChangeEventArgs e) {
                base.OnRowDeleting(e);
                if ((this.OrdersRowDeleting != null)) {
                    this.OrdersRowDeleting(this, new OrdersRowChangeEvent(((OrdersRow)(e.Row)), e.Action));
                }
            }
            
            public void RemoveOrdersRow(OrdersRow row) {
                this.Rows.Remove(row);
            }
        }
        
        [System.Diagnostics.DebuggerStepThrough()]
        public class OrdersRow : DataRow {
            
            private OrdersDataTable tableOrders;
            
            internal OrdersRow(DataRowBuilder rb) : 
                    base(rb) {
                this.tableOrders = ((OrdersDataTable)(this.Table));
            }
            
            public int OrderID {
                get {
                    return ((int)(this[this.tableOrders.OrderIDColumn]));
                }
                set {
                    this[this.tableOrders.OrderIDColumn] = value;
                }
            }
            
            public string CustomerID {
                get {
                    try {
                        return ((string)(this[this.tableOrders.CustomerIDColumn]));
                    }
                    catch (InvalidCastException e) {
                        throw new StrongTypingException("Cannot get value because it is DBNull.", e);
                    }
                }
                set {
                    this[this.tableOrders.CustomerIDColumn] = value;
                }
            }
            
            public System.DateTime OrderDate {
                get {
                    try {
                        return ((System.DateTime)(this[this.tableOrders.OrderDateColumn]));
                    }
                    catch (InvalidCastException e) {
                        throw new StrongTypingException("Cannot get value because it is DBNull.", e);
                    }
                }
                set {
                    this[this.tableOrders.OrderDateColumn] = value;
                }
            }
            
            public System.Decimal Freight {
                get {
                    try {
                        return ((System.Decimal)(this[this.tableOrders.FreightColumn]));
                    }
                    catch (InvalidCastException e) {
                        throw new StrongTypingException("Cannot get value because it is DBNull.", e);
                    }
                }
                set {
                    this[this.tableOrders.FreightColumn] = value;
                }
            }
            
            public string ShipAddress {
                get {
                    try {
                        return ((string)(this[this.tableOrders.ShipAddressColumn]));
                    }
                    catch (InvalidCastException e) {
                        throw new StrongTypingException("Cannot get value because it is DBNull.", e);
                    }
                }
                set {
                    this[this.tableOrders.ShipAddressColumn] = value;
                }
            }
            
            public string ShipName {
                get {
                    try {
                        return ((string)(this[this.tableOrders.ShipNameColumn]));
                    }
                    catch (InvalidCastException e) {
                        throw new StrongTypingException("Cannot get value because it is DBNull.", e);
                    }
                }
                set {
                    this[this.tableOrders.ShipNameColumn] = value;
                }
            }
            
            public string ShipCity {
                get {
                    try {
                        return ((string)(this[this.tableOrders.ShipCityColumn]));
                    }
                    catch (InvalidCastException e) {
                        throw new StrongTypingException("Cannot get value because it is DBNull.", e);
                    }
                }
                set {
                    this[this.tableOrders.ShipCityColumn] = value;
                }
            }
            
            public string ShipPostalCode {
                get {
                    try {
                        return ((string)(this[this.tableOrders.ShipPostalCodeColumn]));
                    }
                    catch (InvalidCastException e) {
                        throw new StrongTypingException("Cannot get value because it is DBNull.", e);
                    }
                }
                set {
                    this[this.tableOrders.ShipPostalCodeColumn] = value;
                }
            }
            
            public string ShipCountry {
                get {
                    try {
                        return ((string)(this[this.tableOrders.ShipCountryColumn]));
                    }
                    catch (InvalidCastException e) {
                        throw new StrongTypingException("Cannot get value because it is DBNull.", e);
                    }
                }
                set {
                    this[this.tableOrders.ShipCountryColumn] = value;
                }
            }
            
            public CustomersRow CustomersRow {
                get {
                    return ((CustomersRow)(this.GetParentRow(this.Table.ParentRelations["CustomersOrders"])));
                }
                set {
                    this.SetParentRow(value, this.Table.ParentRelations["CustomersOrders"]);
                }
            }
            
            public bool IsCustomerIDNull() {
                return this.IsNull(this.tableOrders.CustomerIDColumn);
            }
            
            public void SetCustomerIDNull() {
                this[this.tableOrders.CustomerIDColumn] = System.Convert.DBNull;
            }
            
            public bool IsOrderDateNull() {
                return this.IsNull(this.tableOrders.OrderDateColumn);
            }
            
            public void SetOrderDateNull() {
                this[this.tableOrders.OrderDateColumn] = System.Convert.DBNull;
            }
            
            public bool IsFreightNull() {
                return this.IsNull(this.tableOrders.FreightColumn);
            }
            
            public void SetFreightNull() {
                this[this.tableOrders.FreightColumn] = System.Convert.DBNull;
            }
            
            public bool IsShipAddressNull() {
                return this.IsNull(this.tableOrders.ShipAddressColumn);
            }
            
            public void SetShipAddressNull() {
                this[this.tableOrders.ShipAddressColumn] = System.Convert.DBNull;
            }
            
            public bool IsShipNameNull() {
                return this.IsNull(this.tableOrders.ShipNameColumn);
            }
            
            public void SetShipNameNull() {
                this[this.tableOrders.ShipNameColumn] = System.Convert.DBNull;
            }
            
            public bool IsShipCityNull() {
                return this.IsNull(this.tableOrders.ShipCityColumn);
            }
            
            public void SetShipCityNull() {
                this[this.tableOrders.ShipCityColumn] = System.Convert.DBNull;
            }
            
            public bool IsShipPostalCodeNull() {
                return this.IsNull(this.tableOrders.ShipPostalCodeColumn);
            }
            
            public void SetShipPostalCodeNull() {
                this[this.tableOrders.ShipPostalCodeColumn] = System.Convert.DBNull;
            }
            
            public bool IsShipCountryNull() {
                return this.IsNull(this.tableOrders.ShipCountryColumn);
            }
            
            public void SetShipCountryNull() {
                this[this.tableOrders.ShipCountryColumn] = System.Convert.DBNull;
            }
        }
        
        [System.Diagnostics.DebuggerStepThrough()]
        public class OrdersRowChangeEvent : EventArgs {
            
            private OrdersRow eventRow;
            
            private DataRowAction eventAction;
            
            public OrdersRowChangeEvent(OrdersRow row, DataRowAction action) {
                this.eventRow = row;
                this.eventAction = action;
            }
            
            public OrdersRow Row {
                get {
                    return this.eventRow;
                }
            }
            
            public DataRowAction Action {
                get {
                    return this.eventAction;
                }
            }
        }
    }
}