dssuppliers.cs

进销存

            }
            
            public event ProductsRowChangeEventHandler ProductsRowChanged;
            
            public event ProductsRowChangeEventHandler ProductsRowChanging;
            
            public event ProductsRowChangeEventHandler ProductsRowDeleted;
            
            public event ProductsRowChangeEventHandler ProductsRowDeleting;
            
            public void AddProductsRow(ProductsRow row) {
                this.Rows.Add(row);
            }
            
            public ProductsRow AddProductsRow(string ProductName, SuppliersRow parentSuppliersRowBySuppliersProducts, int CategoryID, string QuantityPerUnit, System.Decimal UnitPrice, short UnitsInStock, short UnitsOnOrder, short ReorderLevel, bool Discontinued, string CompanyName) {
                ProductsRow rowProductsRow = ((ProductsRow)(this.NewRow()));
                rowProductsRow.ItemArray = new object[] {
                        null,
                        ProductName,
                        parentSuppliersRowBySuppliersProducts[0],
                        CategoryID,
                        QuantityPerUnit,
                        UnitPrice,
                        UnitsInStock,
                        UnitsOnOrder,
                        ReorderLevel,
                        Discontinued,
                        null,
                        CompanyName};
                this.Rows.Add(rowProductsRow);
                return rowProductsRow;
            }
            
            public ProductsRow FindByProductIDExpr1(int ProductID, int Expr1) {
                return ((ProductsRow)(this.Rows.Find(new object[] {
                            ProductID,
                            Expr1})));
            }
            
            public System.Collections.IEnumerator GetEnumerator() {
                return this.Rows.GetEnumerator();
            }
            
            public override DataTable Clone() {
                ProductsDataTable cln = ((ProductsDataTable)(base.Clone()));
                cln.InitVars();
                return cln;
            }
            
            protected override DataTable CreateInstance() {
                return new ProductsDataTable();
            }
            
            internal void InitVars() {
                this.columnProductID = this.Columns["ProductID"];
                this.columnProductName = this.Columns["ProductName"];
                this.columnSupplierID = this.Columns["SupplierID"];
                this.columnCategoryID = this.Columns["CategoryID"];
                this.columnQuantityPerUnit = this.Columns["QuantityPerUnit"];
                this.columnUnitPrice = this.Columns["UnitPrice"];
                this.columnUnitsInStock = this.Columns["UnitsInStock"];
                this.columnUnitsOnOrder = this.Columns["UnitsOnOrder"];
                this.columnReorderLevel = this.Columns["ReorderLevel"];
                this.columnDiscontinued = this.Columns["Discontinued"];
                this.columnExpr1 = this.Columns["Expr1"];
                this.columnCompanyName = this.Columns["CompanyName"];
            }
            
            private void InitClass() {
                this.columnProductID = new DataColumn("ProductID", typeof(int), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnProductID);
                this.columnProductName = new DataColumn("ProductName", typeof(string), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnProductName);
                this.columnSupplierID = new DataColumn("SupplierID", typeof(int), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnSupplierID);
                this.columnCategoryID = new DataColumn("CategoryID", typeof(int), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnCategoryID);
                this.columnQuantityPerUnit = new DataColumn("QuantityPerUnit", typeof(string), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnQuantityPerUnit);
                this.columnUnitPrice = new DataColumn("UnitPrice", typeof(System.Decimal), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnUnitPrice);
                this.columnUnitsInStock = new DataColumn("UnitsInStock", typeof(short), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnUnitsInStock);
                this.columnUnitsOnOrder = new DataColumn("UnitsOnOrder", typeof(short), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnUnitsOnOrder);
                this.columnReorderLevel = new DataColumn("ReorderLevel", typeof(short), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnReorderLevel);
                this.columnDiscontinued = new DataColumn("Discontinued", typeof(bool), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnDiscontinued);
                this.columnExpr1 = new DataColumn("Expr1", typeof(int), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnExpr1);
                this.columnCompanyName = new DataColumn("CompanyName", typeof(string), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnCompanyName);
                this.Constraints.Add(new UniqueConstraint("Constraint1", new DataColumn[] {
                                this.columnProductID,
                                this.columnExpr1}, true));
                this.columnProductID.AutoIncrement = true;
                this.columnProductID.AllowDBNull = false;
                this.columnProductID.ReadOnly = true;
                this.columnProductName.AllowDBNull = false;
                this.columnExpr1.AutoIncrement = true;
                this.columnExpr1.AllowDBNull = false;
                this.columnExpr1.ReadOnly = true;
            }
            
            public ProductsRow NewProductsRow() {
                return ((ProductsRow)(this.NewRow()));
            }
            
            protected override DataRow NewRowFromBuilder(DataRowBuilder builder) {
                return new ProductsRow(builder);
            }
            
            protected override System.Type GetRowType() {
                return typeof(ProductsRow);
            }
            
            protected override void OnRowChanged(DataRowChangeEventArgs e) {
                base.OnRowChanged(e);
                if ((this.ProductsRowChanged != null)) {
                    this.ProductsRowChanged(this, new ProductsRowChangeEvent(((ProductsRow)(e.Row)), e.Action));
                }
            }
            
            protected override void OnRowChanging(DataRowChangeEventArgs e) {
                base.OnRowChanging(e);
                if ((this.ProductsRowChanging != null)) {
                    this.ProductsRowChanging(this, new ProductsRowChangeEvent(((ProductsRow)(e.Row)), e.Action));
                }
            }
            
            protected override void OnRowDeleted(DataRowChangeEventArgs e) {
                base.OnRowDeleted(e);
                if ((this.ProductsRowDeleted != null)) {
                    this.ProductsRowDeleted(this, new ProductsRowChangeEvent(((ProductsRow)(e.Row)), e.Action));
                }
            }
            
            protected override void OnRowDeleting(DataRowChangeEventArgs e) {
                base.OnRowDeleting(e);
                if ((this.ProductsRowDeleting != null)) {
                    this.ProductsRowDeleting(this, new ProductsRowChangeEvent(((ProductsRow)(e.Row)), e.Action));
                }
            }
            
            public void RemoveProductsRow(ProductsRow row) {
                this.Rows.Remove(row);
            }
        }
        
        [System.Diagnostics.DebuggerStepThrough()]
        public class ProductsRow : DataRow {
            
            private ProductsDataTable tableProducts;
            
            internal ProductsRow(DataRowBuilder rb) : 
                    base(rb) {
                this.tableProducts = ((ProductsDataTable)(this.Table));
            }
            
            public int ProductID {
                get {
                    return ((int)(this[this.tableProducts.ProductIDColumn]));
                }
                set {
                    this[this.tableProducts.ProductIDColumn] = value;
                }
            }
            
            public string ProductName {
                get {
                    return ((string)(this[this.tableProducts.ProductNameColumn]));
                }
                set {
                    this[this.tableProducts.ProductNameColumn] = value;
                }
            }
            
            public int SupplierID {
                get {
                    try {
                        return ((int)(this[this.tableProducts.SupplierIDColumn]));
                    }
                    catch (InvalidCastException e) {
                        throw new StrongTypingException("无法获取值，因为它是 DBNull。", e);
                    }
                }
                set {
                    this[this.tableProducts.SupplierIDColumn] = value;
                }
            }
            
            public int CategoryID {
                get {
                    try {
                        return ((int)(this[this.tableProducts.CategoryIDColumn]));
                    }
                    catch (InvalidCastException e) {
                        throw new StrongTypingException("无法获取值，因为它是 DBNull。", e);
                    }
                }
                set {
                    this[this.tableProducts.CategoryIDColumn] = value;
                }
            }
            
            public string QuantityPerUnit {
                get {
                    try {
                        return ((string)(this[this.tableProducts.QuantityPerUnitColumn]));
                    }
                    catch (InvalidCastException e) {
                        throw new StrongTypingException("无法获取值，因为它是 DBNull。", e);
                    }
                }
                set {
                    this[this.tableProducts.QuantityPerUnitColumn] = value;
                }
            }
            
            public System.Decimal UnitPrice {
                get {
                    try {
                        return ((System.Decimal)(this[this.tableProducts.UnitPriceColumn]));
                    }
                    catch (InvalidCastException e) {
                        throw new StrongTypingException("无法获取值，因为它是 DBNull。", e);
                    }
                }
                set {
                    this[this.tableProducts.UnitPriceColumn] = value;
                }
            }
            
            public short UnitsInStock {
                get {
                    try {
                        return ((short)(this[this.tableProducts.UnitsInStockColumn]));
                    }
                    catch (InvalidCastException e) {
                        throw new StrongTypingException("无法获取值，因为它是 DBNull。", e);
                    }
                }
                set {
                    this[this.tableProducts.UnitsInStockColumn] = value;
                }
            }
            
            public short UnitsOnOrder {
                get {
                    try {
                        return ((short)(this[this.tableProducts.UnitsOnOrderColumn]));
                    }
                    catch (InvalidCastException e) {
                        throw new StrongTypingException("无法获取值，因为它是 DBNull。", e);
                    }
                }
                set {
                    this[this.tableProducts.UnitsOnOrderColumn] = value;
                }
            }
            
            public short ReorderLevel {
                get {
                    try {
                        return ((short)(this[this.tableProducts.ReorderLevelColumn]));
                    }
                    catch (InvalidCastException e) {
                        throw new StrongTypingException("无法获取值，因为它是 DBNull。", e);
                    }
                }
                set {
                    this[this.tableProducts.ReorderLevelColumn] = value;
                }
            }
            
            public bool Discontinued {
                get {
                    try {
                        return ((bool)(this[this.tableProducts.DiscontinuedColumn]));
                    }
                    catch (InvalidCastException e) {
                        throw new StrongTypingException("无法获取值，因为它是 DBNull。", e);
                    }
                }
                set {
                    this[this.tableProducts.DiscontinuedColumn] = value;
                }
            }
            
            public int Expr1 {
                get {
                    return ((int)(this[this.tableProducts.Expr1Column]));
                }
                set {
                    this[this.tableProducts.Expr1Column] = value;
                }
            }
            
            public string CompanyName {
                get {
                    try {
                        return ((string)(this[this.tableProducts.CompanyNameColumn]));
                    }
                    catch (InvalidCastException e) {
                        throw new StrongTypingException("无法获取值，因为它是 DBNull。", e);
                    }
                }