stuaddedinfo.cs

一个完整的学生信息管理系统

                }
                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 change_IDColumn {
                get {
                    return this.columnchange_ID;
                }
            }
            
            internal DataColumn change_studentIDColumn {
                get {
                    return this.columnchange_studentID;
                }
            }
            
            internal DataColumn change_changeTypeColumn {
                get {
                    return this.columnchange_changeType;
                }
            }
            
            internal DataColumn change_reasonColumn {
                get {
                    return this.columnchange_reason;
                }
            }
            
            internal DataColumn change_dateColumn {
                get {
                    return this.columnchange_date;
                }
            }
            
            internal DataColumn changeType_nameColumn {
                get {
                    return this.columnchangeType_name;
                }
            }
            
            public changesRow this[int index] {
                get {
                    return ((changesRow)(this.Rows[index]));
                }
            }
            
            public event changesRowChangeEventHandler changesRowChanged;
            
            public event changesRowChangeEventHandler changesRowChanging;
            
            public event changesRowChangeEventHandler changesRowDeleted;
            
            public event changesRowChangeEventHandler changesRowDeleting;
            
            public void AddchangesRow(changesRow row) {
                this.Rows.Add(row);
            }
            
            public changesRow AddchangesRow(string change_studentID, int change_changeType, string change_reason, System.DateTime change_date, string changeType_name) {
                changesRow rowchangesRow = ((changesRow)(this.NewRow()));
                rowchangesRow.ItemArray = new object[] {
                        null,
                        change_studentID,
                        change_changeType,
                        change_reason,
                        change_date,
                        changeType_name};
                this.Rows.Add(rowchangesRow);
                return rowchangesRow;
            }
            
            public changesRow FindBychange_ID(int change_ID) {
                return ((changesRow)(this.Rows.Find(new object[] {
                            change_ID})));
            }
            
            public System.Collections.IEnumerator GetEnumerator() {
                return this.Rows.GetEnumerator();
            }
            
            public override DataTable Clone() {
                changesDataTable cln = ((changesDataTable)(base.Clone()));
                cln.InitVars();
                return cln;
            }
            
            protected override DataTable CreateInstance() {
                return new changesDataTable();
            }
            
            internal void InitVars() {
                this.columnchange_ID = this.Columns["change_ID"];
                this.columnchange_studentID = this.Columns["change_studentID"];
                this.columnchange_changeType = this.Columns["change_changeType"];
                this.columnchange_reason = this.Columns["change_reason"];
                this.columnchange_date = this.Columns["change_date"];
                this.columnchangeType_name = this.Columns["changeType_name"];
            }
            
            private void InitClass() {
                this.columnchange_ID = new DataColumn("change_ID", typeof(int), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnchange_ID);
                this.columnchange_studentID = new DataColumn("change_studentID", typeof(string), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnchange_studentID);
                this.columnchange_changeType = new DataColumn("change_changeType", typeof(int), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnchange_changeType);
                this.columnchange_reason = new DataColumn("change_reason", typeof(string), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnchange_reason);
                this.columnchange_date = new DataColumn("change_date", typeof(System.DateTime), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnchange_date);
                this.columnchangeType_name = new DataColumn("changeType_name", typeof(string), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnchangeType_name);
                this.Constraints.Add(new UniqueConstraint("StuAddedInfoKey2", new DataColumn[] {
                                this.columnchange_ID}, true));
                this.columnchange_ID.AutoIncrement = true;
                this.columnchange_ID.AllowDBNull = false;
                this.columnchange_ID.Unique = true;
            }
            
            public changesRow NewchangesRow() {
                return ((changesRow)(this.NewRow()));
            }
            
            protected override DataRow NewRowFromBuilder(DataRowBuilder builder) {
                return new changesRow(builder);
            }
            
            protected override System.Type GetRowType() {
                return typeof(changesRow);
            }
            
            protected override void OnRowChanged(DataRowChangeEventArgs e) {
                base.OnRowChanged(e);
                if ((this.changesRowChanged != null)) {
                    this.changesRowChanged(this, new changesRowChangeEvent(((changesRow)(e.Row)), e.Action));
                }
            }
            
            protected override void OnRowChanging(DataRowChangeEventArgs e) {
                base.OnRowChanging(e);
                if ((this.changesRowChanging != null)) {
                    this.changesRowChanging(this, new changesRowChangeEvent(((changesRow)(e.Row)), e.Action));
                }
            }
            
            protected override void OnRowDeleted(DataRowChangeEventArgs e) {
                base.OnRowDeleted(e);
                if ((this.changesRowDeleted != null)) {
                    this.changesRowDeleted(this, new changesRowChangeEvent(((changesRow)(e.Row)), e.Action));
                }
            }
            
            protected override void OnRowDeleting(DataRowChangeEventArgs e) {
                base.OnRowDeleting(e);
                if ((this.changesRowDeleting != null)) {
                    this.changesRowDeleting(this, new changesRowChangeEvent(((changesRow)(e.Row)), e.Action));
                }
            }
            
            public void RemovechangesRow(changesRow row) {
                this.Rows.Remove(row);
            }
        }
        
        [System.Diagnostics.DebuggerStepThrough()]
        public class changesRow : DataRow {
            
            private changesDataTable tablechanges;
            
            internal changesRow(DataRowBuilder rb) : 
                    base(rb) {
                this.tablechanges = ((changesDataTable)(this.Table));
            }
            
            public int change_ID {
                get {
                    return ((int)(this[this.tablechanges.change_IDColumn]));
                }
                set {
                    this[this.tablechanges.change_IDColumn] = value;
                }
            }
            
            public string change_studentID {
                get {
                    try {
                        return ((string)(this[this.tablechanges.change_studentIDColumn]));
                    }
                    catch (InvalidCastException e) {
                        throw new StrongTypingException("无法获取值，因为它是 DBNull。", e);
                    }
                }
                set {
                    this[this.tablechanges.change_studentIDColumn] = value;
                }
            }
            
            public int change_changeType {
                get {
                    try {
                        return ((int)(this[this.tablechanges.change_changeTypeColumn]));
                    }
                    catch (InvalidCastException e) {
                        throw new StrongTypingException("无法获取值，因为它是 DBNull。", e);
                    }
                }
                set {
                    this[this.tablechanges.change_changeTypeColumn] = value;
                }
            }
            
            public string change_reason {
                get {
                    try {
                        return ((string)(this[this.tablechanges.change_reasonColumn]));
                    }
                    catch (InvalidCastException e) {
                        throw new StrongTypingException("无法获取值，因为它是 DBNull。", e);
                    }
                }
                set {
                    this[this.tablechanges.change_reasonColumn] = value;
                }
            }
            
            public System.DateTime change_date {
                get {
                    try {
                        return ((System.DateTime)(this[this.tablechanges.change_dateColumn]));
                    }
                    catch (InvalidCastException e) {
                        throw new StrongTypingException("无法获取值，因为它是 DBNull。", e);
                    }
                }
                set {
                    this[this.tablechanges.change_dateColumn] = value;
                }
            }
            
            public string changeType_name {
                get {
                    try {
                        return ((string)(this[this.tablechanges.changeType_nameColumn]));
                    }
                    catch (InvalidCastException e) {
                        throw new StrongTypingException("无法获取值，因为它是 DBNull。", e);
                    }
                }
                set {
                    this[this.tablechanges.changeType_nameColumn] = value;
                }
            }
            
            public bool Ischange_studentIDNull() {
                return this.IsNull(this.tablechanges.change_studentIDColumn);
            }
            
            public void Setchange_studentIDNull() {
                this[this.tablechanges.change_studentIDColumn] = System.Convert.DBNull;
            }
            
            public bool Ischange_changeTypeNull() {
                return this.IsNull(this.tablechanges.change_changeTypeColumn);
            }
            
            public void Setchange_changeTypeNull() {
                this[this.tablechanges.change_changeTypeColumn] = System.Convert.DBNull;
            }
            
            public bool Ischange_reasonNull() {
                return this.IsNull(this.tablechanges.change_reasonColumn);
            }
            
            public void Setchange_reasonNull() {
                this[this.tablechanges.change_reasonColumn] = System.Convert.DBNull;
            }
            
            public bool Ischange_dateNull() {
                return this.IsNull(this.tablechanges.change_dateColumn);
            }
            
            public void Setchange_dateNull() {
                this[this.tablechanges.change_dateColumn] = System.Convert.DBNull;
            }
            
            public bool IschangeType_nameNull() {
                return this.IsNull(this.tablechanges.changeType_nameColumn);
            }
            
            public void SetchangeType_nameNull() {
                this[this.tablechanges.changeType_nameColumn] = System.Convert.DBNull;
            }
        }
        
        [System.Diagnostics.DebuggerStepThrough()]
        public class changesRowChangeEvent : EventArgs {
            
            private changesRow eventRow;
            
            private DataRowAction eventAction;
            
            public changesRowChangeEvent(changesRow row, DataRowAction action) {