wupengdataset1.designer.cs

简单的通讯录程序

        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        private int UpdateUpdatedRows(wupengDataSet1 dataSet, global::System.Collections.Generic.List<global::System.Data.DataRow> allChangedRows, global::System.Collections.Generic.List<global::System.Data.DataRow> allAddedRows) {
            int result = 0;
            if ((this._group1TableAdapter != null)) {
                global::System.Data.DataRow[] updatedRows = dataSet.group1.Select(null, null, global::System.Data.DataViewRowState.ModifiedCurrent);
                updatedRows = this.GetRealUpdatedRows(updatedRows, allAddedRows);
                if (((updatedRows != null) 
                            && (0 < updatedRows.Length))) {
                    result = (result + this._group1TableAdapter.Update(updatedRows));
                    allChangedRows.AddRange(updatedRows);
                }
            }
            return result;
        }
        
        /// <summary>
        ///Insert rows in top-down order.
        ///</summary>
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        private int UpdateInsertedRows(wupengDataSet1 dataSet, global::System.Collections.Generic.List<global::System.Data.DataRow> allAddedRows) {
            int result = 0;
            if ((this._group1TableAdapter != null)) {
                global::System.Data.DataRow[] addedRows = dataSet.group1.Select(null, null, global::System.Data.DataViewRowState.Added);
                if (((addedRows != null) 
                            && (0 < addedRows.Length))) {
                    result = (result + this._group1TableAdapter.Update(addedRows));
                    allAddedRows.AddRange(addedRows);
                }
            }
            return result;
        }
        
        /// <summary>
        ///Delete rows in bottom-up order.
        ///</summary>
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        private int UpdateDeletedRows(wupengDataSet1 dataSet, global::System.Collections.Generic.List<global::System.Data.DataRow> allChangedRows) {
            int result = 0;
            if ((this._group1TableAdapter != null)) {
                global::System.Data.DataRow[] deletedRows = dataSet.group1.Select(null, null, global::System.Data.DataViewRowState.Deleted);
                if (((deletedRows != null) 
                            && (0 < deletedRows.Length))) {
                    result = (result + this._group1TableAdapter.Update(deletedRows));
                    allChangedRows.AddRange(deletedRows);
                }
            }
            return result;
        }
        
        /// <summary>
        ///Remove inserted rows that become updated rows after calling TableAdapter.Update(inserted rows) first
        ///</summary>
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        private global::System.Data.DataRow[] GetRealUpdatedRows(global::System.Data.DataRow[] updatedRows, global::System.Collections.Generic.List<global::System.Data.DataRow> allAddedRows) {
            if (((updatedRows == null) 
                        || (updatedRows.Length < 1))) {
                return updatedRows;
            }
            if (((allAddedRows == null) 
                        || (allAddedRows.Count < 1))) {
                return updatedRows;
            }
            global::System.Collections.Generic.List<global::System.Data.DataRow> realUpdatedRows = new global::System.Collections.Generic.List<global::System.Data.DataRow>();
            for (int i = 0; (i < updatedRows.Length); i = (i + 1)) {
                global::System.Data.DataRow row = updatedRows[i];
                if ((allAddedRows.Contains(row) == false)) {
                    realUpdatedRows.Add(row);
                }
            }
            return realUpdatedRows.ToArray();
        }
        
        /// <summary>
        ///Update all changes to the dataset.
        ///</summary>
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        public virtual int UpdateAll(wupengDataSet1 dataSet) {
            if ((dataSet == null)) {
                throw new global::System.ArgumentNullException("dataSet");
            }
            if ((dataSet.HasChanges() == false)) {
                return 0;
            }
            global::System.Data.IDbConnection workConnection = this.Connection;
            if ((workConnection == null)) {
                throw new global::System.ApplicationException("TableAdapterManager 不包含任何连接信息。请将每个 TableAdapterManager TableAdapter 属性设置为有效的 Tabl" +
                        "eAdapter 实例。");
            }
            bool workConnOpened = false;
            if (((workConnection.State & global::System.Data.ConnectionState.Closed) 
                        == global::System.Data.ConnectionState.Closed)) {
                workConnection.Open();
                workConnOpened = true;
            }
            global::System.Data.IDbTransaction workTransaction = workConnection.BeginTransaction();
            if ((workTransaction == null)) {
                throw new global::System.ApplicationException("事务无法开始。当前的数据连接不支持事务或当前状态不允许事务开始。");
            }
            global::System.Collections.Generic.List<global::System.Data.DataRow> allChangedRows = new global::System.Collections.Generic.List<global::System.Data.DataRow>();
            global::System.Collections.Generic.List<global::System.Data.DataRow> allAddedRows = new global::System.Collections.Generic.List<global::System.Data.DataRow>();
            global::System.Collections.Generic.List<global::System.Data.Common.DataAdapter> adaptersWithAcceptChangesDuringUpdate = new global::System.Collections.Generic.List<global::System.Data.Common.DataAdapter>();
            global::System.Collections.Generic.Dictionary<object, global::System.Data.IDbConnection> revertConnections = new global::System.Collections.Generic.Dictionary<object, global::System.Data.IDbConnection>();
            int result = 0;
            global::System.Data.DataSet backupDataSet = null;
            if (this.BackupDataSetBeforeUpdate) {
                backupDataSet = new global::System.Data.DataSet();
                backupDataSet.Merge(dataSet);
            }
            try {
                // ---- Prepare for update -----------
                //
                if ((this._group1TableAdapter != null)) {
                    revertConnections.Add(this._group1TableAdapter, this._group1TableAdapter.Connection);
                    this._group1TableAdapter.Connection = ((global::System.Data.SqlClient.SqlConnection)(workConnection));
                    this._group1TableAdapter.Transaction = ((global::System.Data.SqlClient.SqlTransaction)(workTransaction));
                    if (this._group1TableAdapter.Adapter.AcceptChangesDuringUpdate) {
                        this._group1TableAdapter.Adapter.AcceptChangesDuringUpdate = false;
                        adaptersWithAcceptChangesDuringUpdate.Add(this._group1TableAdapter.Adapter);
                    }
                }
                // 
                //---- Perform updates -----------
                //
                if ((this.UpdateOrder == UpdateOrderOption.UpdateInsertDelete)) {
                    result = (result + this.UpdateUpdatedRows(dataSet, allChangedRows, allAddedRows));
                    result = (result + this.UpdateInsertedRows(dataSet, allAddedRows));
                }
                else {
                    result = (result + this.UpdateInsertedRows(dataSet, allAddedRows));
                    result = (result + this.UpdateUpdatedRows(dataSet, allChangedRows, allAddedRows));
                }
                result = (result + this.UpdateDeletedRows(dataSet, allChangedRows));
                // 
                //---- Commit updates -----------
                //
                workTransaction.Commit();
                if ((0 < allAddedRows.Count)) {
                    global::System.Data.DataRow[] rows = new System.Data.DataRow[allAddedRows.Count];
                    allAddedRows.CopyTo(rows);
                    for (int i = 0; (i < rows.Length); i = (i + 1)) {
                        global::System.Data.DataRow row = rows[i];
                        row.AcceptChanges();
                    }
                }
                if ((0 < allChangedRows.Count)) {
                    global::System.Data.DataRow[] rows = new System.Data.DataRow[allChangedRows.Count];
                    allChangedRows.CopyTo(rows);
                    for (int i = 0; (i < rows.Length); i = (i + 1)) {
                        global::System.Data.DataRow row = rows[i];
                        row.AcceptChanges();
                    }
                }
            }
            catch (global::System.Exception ex) {
                workTransaction.Rollback();
                // ---- Restore the dataset -----------
                if (this.BackupDataSetBeforeUpdate) {
                    global::System.Diagnostics.Debug.Assert((backupDataSet != null));
                    dataSet.Clear();
                    dataSet.Merge(backupDataSet);
                }
                else {
                    if ((0 < allAddedRows.Count)) {
                        global::System.Data.DataRow[] rows = new System.Data.DataRow[allAddedRows.Count];
                        allAddedRows.CopyTo(rows);
                        for (int i = 0; (i < rows.Length); i = (i + 1)) {
                            global::System.Data.DataRow row = rows[i];
                            row.AcceptChanges();
                            row.SetAdded();
                        }
                    }
                }
                throw ex;
            }
            finally {
                if (workConnOpened) {
                    workConnection.Close();
                }
                if ((this._group1TableAdapter != null)) {
                    this._group1TableAdapter.Connection = ((global::System.Data.SqlClient.SqlConnection)(revertConnections[this._group1TableAdapter]));
                    this._group1TableAdapter.Transaction = null;
                }
                if ((0 < adaptersWithAcceptChangesDuringUpdate.Count)) {
                    global::System.Data.Common.DataAdapter[] adapters = new System.Data.Common.DataAdapter[adaptersWithAcceptChangesDuringUpdate.Count];
                    adaptersWithAcceptChangesDuringUpdate.CopyTo(adapters);
                    for (int i = 0; (i < adapters.Length); i = (i + 1)) {
                        global::System.Data.Common.DataAdapter adapter = adapters[i];
                        adapter.AcceptChangesDuringUpdate = true;
                    }
                }
            }
            return result;
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        protected virtual void SortSelfReferenceRows(global::System.Data.DataRow[] rows, global::System.Data.DataRelation relation, bool childFirst) {
            global::System.Array.Sort<global::System.Data.DataRow>(rows, new SelfReferenceComparer(relation, childFirst));
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        protected virtual bool MatchTableAdapterConnection(global::System.Data.IDbConnection inputConnection) {
            if ((this._connection != null)) {
                return true;
            }
            if (((this.Connection == null) 
                        || (inputConnection == null))) {
                return true;
            }
            if (string.Equals(this.Connection.ConnectionString, inputConnection.ConnectionString, global::System.StringComparison.Ordinal)) {
                return true;
            }
            return false;
        }
        
        /// <summary>
        ///Update Order Option
        ///</summary>
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "2.0.0.0")]
        public enum UpdateOrderOption {
            
            InsertUpdateDelete = 0,
            
            UpdateInsertDelete = 1,
        }
        
        /// <summary>
        ///Used to sort self-referenced table's rows
        ///</summary>
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "2.0.0.0")]
        private class SelfReferenceComparer : object, global::System.Collections.Generic.IComparer<global::System.Data.DataRow> {
            
            private global::System.Data.DataRelation _relation;
            
            private int _childFirst;
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            internal SelfReferenceComparer(global::System.Data.DataRelation relation, bool childFirst) {
                this._relation = relation;
                if (childFirst) {
                    this._childFirst = -1;
                }
                else {
                    this._childFirst = 1;
                }
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            private bool IsChildAndParent(global::System.Data.DataRow child, global::System.Data.DataRow parent) {
                global::System.Diagnostics.Debug.Assert((child != null));
                global::System.Diagnostics.Debug.Assert((parent != null));
                global::System.Data.DataRow newParent = child.GetParentRow(this._relation, global::System.Data.DataRowVersion.Default);
                for (
                ; ((newParent != null) 
                            && ((object.ReferenceEquals(newParent, child) == false) 
                            && (object.ReferenceEquals(newParent, parent) == false))); 
                ) {
                    newParent = newParent.GetParentRow(this._relation, global::System.Data.DataRowVersion.Default);
                }
                if ((newParent == null)) {
                    for (newParent = child.GetParentRow(this._relation, global::System.Data.DataRowVersion.Original); ((newParent != null) 
                                && ((object.ReferenceEquals(newParent, child) == false) 
                                && (object.ReferenceEquals(newParent, parent) == false))); 
                    ) {
                        newParent = newParent.GetParentRow(this._relation, global::System.Data.DataRowVersion.Original);
                    }
                }
                if (object.ReferenceEquals(newParent, parent)) {
                    return true;
                }
                return false;
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            public int Compare(global::System.Data.DataRow row1, global::System.Data.DataRow row2) {
                if (object.ReferenceEquals(row1, row2)) {
                    return 0;
                }
                if ((row1 == null)) {
                    return -1;
                }
                if ((row2 == null)) {
                    return 1;
                }

                // Is row1 the child or grandchild of row2
                if (this.IsChildAndParent(row1, row2)) {
                    return this._childFirst;
                }

                // Is row2 the child or grandchild of row1
                if (this.IsChildAndParent(row2, row1)) {
                    return (-1 * this._childFirst);
                }
                return 0;
            }
        }
    }
}

#pragma warning restore 1591