dataset1.cs

学生选课系统 可工学生学习用!大家可以互相学习互相借鉴

                this.columnBuliding = this.Columns["Buliding"];
            }
            
            private void InitClass() {
                this.columnCourseID = new DataColumn("CourseID", typeof(int), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnCourseID);
                this.columnCourseName = new DataColumn("CourseName", typeof(string), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnCourseName);
                this.columnCredit = new DataColumn("Credit", typeof(System.Double), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnCredit);
                this.columnRoomID = new DataColumn("RoomID", typeof(int), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnRoomID);
                this.columnClassTime = new DataColumn("ClassTime", typeof(string), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnClassTime);
                this.columnCapacity = new DataColumn("Capacity", typeof(int), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnCapacity);
                this.columnTeacher = new DataColumn("Teacher", typeof(string), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnTeacher);
                this.columnExpr1 = new DataColumn("Expr1", typeof(int), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnExpr1);
                this.columnRoomName = new DataColumn("RoomName", typeof(string), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnRoomName);
                this.columnBuliding = new DataColumn("Buliding", typeof(string), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnBuliding);
                this.Constraints.Add(new UniqueConstraint("Constraint1", new DataColumn[] {
                                this.columnCourseID,
                                this.columnExpr1}, true));
                this.columnCourseID.AutoIncrement = true;
                this.columnCourseID.AllowDBNull = false;
                this.columnCourseID.ReadOnly = true;
                this.columnExpr1.AllowDBNull = false;
            }
            
            public ClassRoomRow NewClassRoomRow() {
                return ((ClassRoomRow)(this.NewRow()));
            }
            
            protected override DataRow NewRowFromBuilder(DataRowBuilder builder) {
                return new ClassRoomRow(builder);
            }
            
            protected override System.Type GetRowType() {
                return typeof(ClassRoomRow);
            }
            
            protected override void OnRowChanged(DataRowChangeEventArgs e) {
                base.OnRowChanged(e);
                if ((this.ClassRoomRowChanged != null)) {
                    this.ClassRoomRowChanged(this, new ClassRoomRowChangeEvent(((ClassRoomRow)(e.Row)), e.Action));
                }
            }
            
            protected override void OnRowChanging(DataRowChangeEventArgs e) {
                base.OnRowChanging(e);
                if ((this.ClassRoomRowChanging != null)) {
                    this.ClassRoomRowChanging(this, new ClassRoomRowChangeEvent(((ClassRoomRow)(e.Row)), e.Action));
                }
            }
            
            protected override void OnRowDeleted(DataRowChangeEventArgs e) {
                base.OnRowDeleted(e);
                if ((this.ClassRoomRowDeleted != null)) {
                    this.ClassRoomRowDeleted(this, new ClassRoomRowChangeEvent(((ClassRoomRow)(e.Row)), e.Action));
                }
            }
            
            protected override void OnRowDeleting(DataRowChangeEventArgs e) {
                base.OnRowDeleting(e);
                if ((this.ClassRoomRowDeleting != null)) {
                    this.ClassRoomRowDeleting(this, new ClassRoomRowChangeEvent(((ClassRoomRow)(e.Row)), e.Action));
                }
            }
            
            public void RemoveClassRoomRow(ClassRoomRow row) {
                this.Rows.Remove(row);
            }
        }
        
        [System.Diagnostics.DebuggerStepThrough()]
        public class ClassRoomRow : DataRow {
            
            private ClassRoomDataTable tableClassRoom;
            
            internal ClassRoomRow(DataRowBuilder rb) : 
                    base(rb) {
                this.tableClassRoom = ((ClassRoomDataTable)(this.Table));
            }
            
            public int CourseID {
                get {
                    return ((int)(this[this.tableClassRoom.CourseIDColumn]));
                }
                set {
                    this[this.tableClassRoom.CourseIDColumn] = value;
                }
            }
            
            public string CourseName {
                get {
                    try {
                        return ((string)(this[this.tableClassRoom.CourseNameColumn]));
                    }
                    catch (InvalidCastException e) {
                        throw new StrongTypingException("无法获取值，因为它是 DBNull。", e);
                    }
                }
                set {
                    this[this.tableClassRoom.CourseNameColumn] = value;
                }
            }
            
            public System.Double Credit {
                get {
                    try {
                        return ((System.Double)(this[this.tableClassRoom.CreditColumn]));
                    }
                    catch (InvalidCastException e) {
                        throw new StrongTypingException("无法获取值，因为它是 DBNull。", e);
                    }
                }
                set {
                    this[this.tableClassRoom.CreditColumn] = value;
                }
            }
            
            public int RoomID {
                get {
                    try {
                        return ((int)(this[this.tableClassRoom.RoomIDColumn]));
                    }
                    catch (InvalidCastException e) {
                        throw new StrongTypingException("无法获取值，因为它是 DBNull。", e);
                    }
                }
                set {
                    this[this.tableClassRoom.RoomIDColumn] = value;
                }
            }
            
            public string ClassTime {
                get {
                    try {
                        return ((string)(this[this.tableClassRoom.ClassTimeColumn]));
                    }
                    catch (InvalidCastException e) {
                        throw new StrongTypingException("无法获取值，因为它是 DBNull。", e);
                    }
                }
                set {
                    this[this.tableClassRoom.ClassTimeColumn] = value;
                }
            }
            
            public int Capacity {
                get {
                    try {
                        return ((int)(this[this.tableClassRoom.CapacityColumn]));
                    }
                    catch (InvalidCastException e) {
                        throw new StrongTypingException("无法获取值，因为它是 DBNull。", e);
                    }
                }
                set {
                    this[this.tableClassRoom.CapacityColumn] = value;
                }
            }
            
            public string Teacher {
                get {
                    try {
                        return ((string)(this[this.tableClassRoom.TeacherColumn]));
                    }
                    catch (InvalidCastException e) {
                        throw new StrongTypingException("无法获取值，因为它是 DBNull。", e);
                    }
                }
                set {
                    this[this.tableClassRoom.TeacherColumn] = value;
                }
            }
            
            public int Expr1 {
                get {
                    return ((int)(this[this.tableClassRoom.Expr1Column]));
                }
                set {
                    this[this.tableClassRoom.Expr1Column] = value;
                }
            }
            
            public string RoomName {
                get {
                    try {
                        return ((string)(this[this.tableClassRoom.RoomNameColumn]));
                    }
                    catch (InvalidCastException e) {
                        throw new StrongTypingException("无法获取值，因为它是 DBNull。", e);
                    }
                }
                set {
                    this[this.tableClassRoom.RoomNameColumn] = value;
                }
            }
            
            public string Buliding {
                get {
                    try {
                        return ((string)(this[this.tableClassRoom.BulidingColumn]));
                    }
                    catch (InvalidCastException e) {
                        throw new StrongTypingException("无法获取值，因为它是 DBNull。", e);
                    }
                }
                set {
                    this[this.tableClassRoom.BulidingColumn] = value;
                }
            }
            
            public bool IsCourseNameNull() {
                return this.IsNull(this.tableClassRoom.CourseNameColumn);
            }
            
            public void SetCourseNameNull() {
                this[this.tableClassRoom.CourseNameColumn] = System.Convert.DBNull;
            }
            
            public bool IsCreditNull() {
                return this.IsNull(this.tableClassRoom.CreditColumn);
            }
            
            public void SetCreditNull() {
                this[this.tableClassRoom.CreditColumn] = System.Convert.DBNull;
            }
            
            public bool IsRoomIDNull() {
                return this.IsNull(this.tableClassRoom.RoomIDColumn);
            }
            
            public void SetRoomIDNull() {
                this[this.tableClassRoom.RoomIDColumn] = System.Convert.DBNull;
            }
            
            public bool IsClassTimeNull() {
                return this.IsNull(this.tableClassRoom.ClassTimeColumn);
            }
            
            public void SetClassTimeNull() {
                this[this.tableClassRoom.ClassTimeColumn] = System.Convert.DBNull;
            }
            
            public bool IsCapacityNull() {
                return this.IsNull(this.tableClassRoom.CapacityColumn);
            }
            
            public void SetCapacityNull() {
                this[this.tableClassRoom.CapacityColumn] = System.Convert.DBNull;
            }
            
            public bool IsTeacherNull() {
                return this.IsNull(this.tableClassRoom.TeacherColumn);
            }
            
            public void SetTeacherNull() {
                this[this.tableClassRoom.TeacherColumn] = System.Convert.DBNull;
            }
            
            public bool IsRoomNameNull() {
                return this.IsNull(this.tableClassRoom.RoomNameColumn);
            }
            
            public void SetRoomNameNull() {
                this[this.tableClassRoom.RoomNameColumn] = System.Convert.DBNull;
            }
            
            public bool IsBulidingNull() {
                return this.IsNull(this.tableClassRoom.BulidingColumn);
            }
            
            public void SetBulidingNull() {
                this[this.tableClassRoom.BulidingColumn] = System.Convert.DBNull;
            }
        }
        
        [System.Diagnostics.DebuggerStepThrough()]
        public class ClassRoomRowChangeEvent : EventArgs {
            
            private ClassRoomRow eventRow;
            
            private DataRowAction eventAction;
            
            public ClassRoomRowChangeEvent(ClassRoomRow row, DataRowAction action) {
                this.eventRow = row;
                this.eventAction = action;
            }
            
            public ClassRoomRow Row {
                get {
                    return this.eventRow;
                }
            }
            
            public DataRowAction Action {
                get {
                    return this.eventAction;
                }
            }
        }
    }
}