collegedataset.cs

一个完整的学生信息管理系统

            }
        }
        
        [System.Diagnostics.DebuggerStepThrough()]
        public class specialityRowChangeEvent : EventArgs {
            
            private specialityRow eventRow;
            
            private DataRowAction eventAction;
            
            public specialityRowChangeEvent(specialityRow row, DataRowAction action) {
                this.eventRow = row;
                this.eventAction = action;
            }
            
            public specialityRow Row {
                get {
                    return this.eventRow;
                }
            }
            
            public DataRowAction Action {
                get {
                    return this.eventAction;
                }
            }
        }
        
        [System.Diagnostics.DebuggerStepThrough()]
        public class classesDataTable : DataTable, System.Collections.IEnumerable {
            
            private DataColumn columnclass_ID;
            
            private DataColumn columnclass_name;
            
            private DataColumn columnclass_headTeacher;
            
            private DataColumn columnclass_speciality;
            
            internal classesDataTable() : 
                    base("classes") {
                this.InitClass();
            }
            
            internal classesDataTable(DataTable table) : 
                    base(table.TableName) {
                if ((table.CaseSensitive != table.DataSet.CaseSensitive)) {
                    this.CaseSensitive = table.CaseSensitive;
                }
                if ((table.Locale.ToString() != table.DataSet.Locale.ToString())) {
                    this.Locale = table.Locale;
                }
                if ((table.Namespace != table.DataSet.Namespace)) {
                    this.Namespace = table.Namespace;
                }
                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 class_IDColumn {
                get {
                    return this.columnclass_ID;
                }
            }
            
            internal DataColumn class_nameColumn {
                get {
                    return this.columnclass_name;
                }
            }
            
            internal DataColumn class_headTeacherColumn {
                get {
                    return this.columnclass_headTeacher;
                }
            }
            
            internal DataColumn class_specialityColumn {
                get {
                    return this.columnclass_speciality;
                }
            }
            
            public classesRow this[int index] {
                get {
                    return ((classesRow)(this.Rows[index]));
                }
            }
            
            public event classesRowChangeEventHandler classesRowChanged;
            
            public event classesRowChangeEventHandler classesRowChanging;
            
            public event classesRowChangeEventHandler classesRowDeleted;
            
            public event classesRowChangeEventHandler classesRowDeleting;
            
            public void AddclassesRow(classesRow row) {
                this.Rows.Add(row);
            }
            
            public classesRow AddclassesRow(string class_ID, string class_name, string class_headTeacher, string class_speciality) {
                classesRow rowclassesRow = ((classesRow)(this.NewRow()));
                rowclassesRow.ItemArray = new object[] {
                        class_ID,
                        class_name,
                        class_headTeacher,
                        class_speciality};
                this.Rows.Add(rowclassesRow);
                return rowclassesRow;
            }
            
            public classesRow FindByclass_ID(string class_ID) {
                return ((classesRow)(this.Rows.Find(new object[] {
                            class_ID})));
            }
            
            public System.Collections.IEnumerator GetEnumerator() {
                return this.Rows.GetEnumerator();
            }
            
            public override DataTable Clone() {
                classesDataTable cln = ((classesDataTable)(base.Clone()));
                cln.InitVars();
                return cln;
            }
            
            protected override DataTable CreateInstance() {
                return new classesDataTable();
            }
            
            internal void InitVars() {
                this.columnclass_ID = this.Columns["class_ID"];
                this.columnclass_name = this.Columns["class_name"];
                this.columnclass_headTeacher = this.Columns["class_headTeacher"];
                this.columnclass_speciality = this.Columns["class_speciality"];
            }
            
            private void InitClass() {
                this.columnclass_ID = new DataColumn("class_ID", typeof(string), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnclass_ID);
                this.columnclass_name = new DataColumn("class_name", typeof(string), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnclass_name);
                this.columnclass_headTeacher = new DataColumn("class_headTeacher", typeof(string), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnclass_headTeacher);
                this.columnclass_speciality = new DataColumn("class_speciality", typeof(string), null, System.Data.MappingType.Element);
                this.Columns.Add(this.columnclass_speciality);
                this.Constraints.Add(new UniqueConstraint("CollegeDataSetKey2", new DataColumn[] {
                                this.columnclass_ID}, true));
                this.columnclass_ID.AllowDBNull = false;
                this.columnclass_ID.Unique = true;
            }
            
            public classesRow NewclassesRow() {
                return ((classesRow)(this.NewRow()));
            }
            
            protected override DataRow NewRowFromBuilder(DataRowBuilder builder) {
                return new classesRow(builder);
            }
            
            protected override System.Type GetRowType() {
                return typeof(classesRow);
            }
            
            protected override void OnRowChanged(DataRowChangeEventArgs e) {
                base.OnRowChanged(e);
                if ((this.classesRowChanged != null)) {
                    this.classesRowChanged(this, new classesRowChangeEvent(((classesRow)(e.Row)), e.Action));
                }
            }
            
            protected override void OnRowChanging(DataRowChangeEventArgs e) {
                base.OnRowChanging(e);
                if ((this.classesRowChanging != null)) {
                    this.classesRowChanging(this, new classesRowChangeEvent(((classesRow)(e.Row)), e.Action));
                }
            }
            
            protected override void OnRowDeleted(DataRowChangeEventArgs e) {
                base.OnRowDeleted(e);
                if ((this.classesRowDeleted != null)) {
                    this.classesRowDeleted(this, new classesRowChangeEvent(((classesRow)(e.Row)), e.Action));
                }
            }
            
            protected override void OnRowDeleting(DataRowChangeEventArgs e) {
                base.OnRowDeleting(e);
                if ((this.classesRowDeleting != null)) {
                    this.classesRowDeleting(this, new classesRowChangeEvent(((classesRow)(e.Row)), e.Action));
                }
            }
            
            public void RemoveclassesRow(classesRow row) {
                this.Rows.Remove(row);
            }
        }
        
        [System.Diagnostics.DebuggerStepThrough()]
        public class classesRow : DataRow {
            
            private classesDataTable tableclasses;
            
            internal classesRow(DataRowBuilder rb) : 
                    base(rb) {
                this.tableclasses = ((classesDataTable)(this.Table));
            }
            
            public string class_ID {
                get {
                    return ((string)(this[this.tableclasses.class_IDColumn]));
                }
                set {
                    this[this.tableclasses.class_IDColumn] = value;
                }
            }
            
            public string class_name {
                get {
                    try {
                        return ((string)(this[this.tableclasses.class_nameColumn]));
                    }
                    catch (InvalidCastException e) {
                        throw new StrongTypingException("无法获取值，因为它是 DBNull。", e);
                    }
                }
                set {
                    this[this.tableclasses.class_nameColumn] = value;
                }
            }
            
            public string class_headTeacher {
                get {
                    try {
                        return ((string)(this[this.tableclasses.class_headTeacherColumn]));
                    }
                    catch (InvalidCastException e) {
                        throw new StrongTypingException("无法获取值，因为它是 DBNull。", e);
                    }
                }
                set {
                    this[this.tableclasses.class_headTeacherColumn] = value;
                }
            }
            
            public string class_speciality {
                get {
                    try {
                        return ((string)(this[this.tableclasses.class_specialityColumn]));
                    }
                    catch (InvalidCastException e) {
                        throw new StrongTypingException("无法获取值，因为它是 DBNull。", e);
                    }
                }
                set {
                    this[this.tableclasses.class_specialityColumn] = value;
                }
            }
            
            public bool Isclass_nameNull() {
                return this.IsNull(this.tableclasses.class_nameColumn);
            }
            
            public void Setclass_nameNull() {
                this[this.tableclasses.class_nameColumn] = System.Convert.DBNull;
            }
            
            public bool Isclass_headTeacherNull() {
                return this.IsNull(this.tableclasses.class_headTeacherColumn);
            }
            
            public void Setclass_headTeacherNull() {
                this[this.tableclasses.class_headTeacherColumn] = System.Convert.DBNull;
            }
            
            public bool Isclass_specialityNull() {
                return this.IsNull(this.tableclasses.class_specialityColumn);
            }
            
            public void Setclass_specialityNull() {
                this[this.tableclasses.class_specialityColumn] = System.Convert.DBNull;
            }
        }
        
        [System.Diagnostics.DebuggerStepThrough()]
        public class classesRowChangeEvent : EventArgs {
            
            private classesRow eventRow;
            
            private DataRowAction eventAction;
            
            public classesRowChangeEvent(classesRow row, DataRowAction action) {
                this.eventRow = row;
                this.eventAction = action;
            }
            
            public classesRow Row {
                get {
                    return this.eventRow;
                }
            }
            
            public DataRowAction Action {
                get {
                    return this.eventAction;
                }
            }
        }
    }
}