consumedata.cs

一个基本的酒店管理系统

            
            public event proc_WareListRowChangeEventHandler proc_WareListRowChanged;
            
            public event proc_WareListRowChangeEventHandler proc_WareListRowChanging;
            
            public event proc_WareListRowChangeEventHandler proc_WareListRowDeleted;
            
            public event proc_WareListRowChangeEventHandler proc_WareListRowDeleting;
            
            public void Addproc_WareListRow(proc_WareListRow row) {
                this.Rows.Add(row);
            }
            
            public proc_WareListRow Addproc_WareListRow(string Wname, System.Decimal Wprice, int Wstorage) {
                proc_WareListRow rowproc_WareListRow = ((proc_WareListRow)(this.NewRow()));
                rowproc_WareListRow.ItemArray = new object[] {
                        null,
                        Wname,
                        Wprice,
                        Wstorage};
                this.Rows.Add(rowproc_WareListRow);
                return rowproc_WareListRow;
            }
            
            public proc_WareListRow FindByWid(int Wid) {
                return ((proc_WareListRow)(this.Rows.Find(new object[] {
                            Wid})));
            }
            
            public System.Collections.IEnumerator GetEnumerator() {
                return this.Rows.GetEnumerator();
            }
            
            public override DataTable Clone() {
                proc_WareListDataTable cln = ((proc_WareListDataTable)(base.Clone()));
                cln.InitVars();
                return cln;
            }
            
            protected override DataTable CreateInstance() {
                return new proc_WareListDataTable();
            }
            
            internal void InitVars() {
                this.columnWid = this.Columns["Wid"];
                this.columnWname = this.Columns["Wname"];
                this.columnWprice = this.Columns["Wprice"];
                this.columnWstorage = this.Columns["Wstorage"];
            }
            
            private void InitClass() {
                this.columnWid = new DataColumn("Wid", typeof(int), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnWid);
                this.columnWname = new DataColumn("Wname", typeof(string), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnWname);
                this.columnWprice = new DataColumn("Wprice", typeof(System.Decimal), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnWprice);
                this.columnWstorage = new DataColumn("Wstorage", typeof(int), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnWstorage);
                this.Constraints.Add(new UniqueConstraint("DocumentKey1", new DataColumn[] {
                                this.columnWid}, true));
                this.columnWid.AutoIncrement = true;
                this.columnWid.AllowDBNull = false;
                this.columnWid.ReadOnly = true;
                this.columnWid.Unique = true;
                this.columnWname.AllowDBNull = false;
                this.columnWprice.AllowDBNull = false;
            }
            
            public proc_WareListRow Newproc_WareListRow() {
                return ((proc_WareListRow)(this.NewRow()));
            }
            
            protected override DataRow NewRowFromBuilder(DataRowBuilder builder) {
                return new proc_WareListRow(builder);
            }
            
            protected override System.Type GetRowType() {
                return typeof(proc_WareListRow);
            }
            
            protected override void OnRowChanged(DataRowChangeEventArgs e) {
                base.OnRowChanged(e);
                if ((this.proc_WareListRowChanged != null)) {
                    this.proc_WareListRowChanged(this, new proc_WareListRowChangeEvent(((proc_WareListRow)(e.Row)), e.Action));
                }
            }
            
            protected override void OnRowChanging(DataRowChangeEventArgs e) {
                base.OnRowChanging(e);
                if ((this.proc_WareListRowChanging != null)) {
                    this.proc_WareListRowChanging(this, new proc_WareListRowChangeEvent(((proc_WareListRow)(e.Row)), e.Action));
                }
            }
            
            protected override void OnRowDeleted(DataRowChangeEventArgs e) {
                base.OnRowDeleted(e);
                if ((this.proc_WareListRowDeleted != null)) {
                    this.proc_WareListRowDeleted(this, new proc_WareListRowChangeEvent(((proc_WareListRow)(e.Row)), e.Action));
                }
            }
            
            protected override void OnRowDeleting(DataRowChangeEventArgs e) {
                base.OnRowDeleting(e);
                if ((this.proc_WareListRowDeleting != null)) {
                    this.proc_WareListRowDeleting(this, new proc_WareListRowChangeEvent(((proc_WareListRow)(e.Row)), e.Action));
                }
            }
            
            public void Removeproc_WareListRow(proc_WareListRow row) {
                this.Rows.Remove(row);
            }
        }
        
        [System.Diagnostics.DebuggerStepThrough()]
        public class proc_WareListRow : DataRow {
            
            private proc_WareListDataTable tableproc_WareList;
            
            internal proc_WareListRow(DataRowBuilder rb) : 
                    base(rb) {
                this.tableproc_WareList = ((proc_WareListDataTable)(this.Table));
            }
            
            public int Wid {
                get {
                    return ((int)(this[this.tableproc_WareList.WidColumn]));
                }
                set {
                    this[this.tableproc_WareList.WidColumn] = value;
                }
            }
            
            public string Wname {
                get {
                    return ((string)(this[this.tableproc_WareList.WnameColumn]));
                }
                set {
                    this[this.tableproc_WareList.WnameColumn] = value;
                }
            }
            
            public System.Decimal Wprice {
                get {
                    return ((System.Decimal)(this[this.tableproc_WareList.WpriceColumn]));
                }
                set {
                    this[this.tableproc_WareList.WpriceColumn] = value;
                }
            }
            
            public int Wstorage {
                get {
                    try {
                        return ((int)(this[this.tableproc_WareList.WstorageColumn]));
                    }
                    catch (InvalidCastException e) {
                        throw new StrongTypingException("无法获取值，因为它是 DBNull。", e);
                    }
                }
                set {
                    this[this.tableproc_WareList.WstorageColumn] = value;
                }
            }
            
            public bool IsWstorageNull() {
                return this.IsNull(this.tableproc_WareList.WstorageColumn);
            }
            
            public void SetWstorageNull() {
                this[this.tableproc_WareList.WstorageColumn] = System.Convert.DBNull;
            }
        }
        
        [System.Diagnostics.DebuggerStepThrough()]
        public class proc_WareListRowChangeEvent : EventArgs {
            
            private proc_WareListRow eventRow;
            
            private DataRowAction eventAction;
            
            public proc_WareListRowChangeEvent(proc_WareListRow row, DataRowAction action) {
                this.eventRow = row;
                this.eventAction = action;
            }
            
            public proc_WareListRow Row {
                get {
                    return this.eventRow;
                }
            }
            
            public DataRowAction Action {
                get {
                    return this.eventAction;
                }
            }
        }
    }
}