//------------------------------------------------------------------------------
// <auto-generated>
//     此代码由工具生成。
//     运行库版本:2.0.50727.1433
//
//     对此文件的更改可能会导致不正确的行为，并且如果
//     重新生成代码，这些更改将会丢失。
// </auto-generated>
//------------------------------------------------------------------------------

#pragma warning disable 1591

namespace Ex04_4 {
    
    
    /// <summary>
    ///Represents a strongly typed in-memory cache of data.
    ///</summary>
    [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "2.0.0.0")]
    [global::System.Serializable()]
    [global::System.ComponentModel.DesignerCategoryAttribute("code")]
    [global::System.ComponentModel.ToolboxItem(true)]
    [global::System.Xml.Serialization.XmlSchemaProviderAttribute("GetTypedDataSetSchema")]
    [global::System.Xml.Serialization.XmlRootAttribute("MysqlDataDataSet")]
    [global::System.ComponentModel.Design.HelpKeywordAttribute("vs.data.DataSet")]
    public partial class MysqlDataDataSet : global::System.Data.DataSet {
        
        private 应付账DataTable table应付账;
        
        private global::System.Data.SchemaSerializationMode _schemaSerializationMode = global::System.Data.SchemaSerializationMode.IncludeSchema;
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        public MysqlDataDataSet() {
            this.BeginInit();
            this.InitClass();
            global::System.ComponentModel.CollectionChangeEventHandler schemaChangedHandler = new global::System.ComponentModel.CollectionChangeEventHandler(this.SchemaChanged);
            base.Tables.CollectionChanged += schemaChangedHandler;
            base.Relations.CollectionChanged += schemaChangedHandler;
            this.EndInit();
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        protected MysqlDataDataSet(global::System.Runtime.Serialization.SerializationInfo info, global::System.Runtime.Serialization.StreamingContext context) : 
                base(info, context, false) {
            if ((this.IsBinarySerialized(info, context) == true)) {
                this.InitVars(false);
                global::System.ComponentModel.CollectionChangeEventHandler schemaChangedHandler1 = new global::System.ComponentModel.CollectionChangeEventHandler(this.SchemaChanged);
                this.Tables.CollectionChanged += schemaChangedHandler1;
                this.Relations.CollectionChanged += schemaChangedHandler1;
                return;
            }
            string strSchema = ((string)(info.GetValue("XmlSchema", typeof(string))));
            if ((this.DetermineSchemaSerializationMode(info, context) == global::System.Data.SchemaSerializationMode.IncludeSchema)) {
                global::System.Data.DataSet ds = new global::System.Data.DataSet();
                ds.ReadXmlSchema(new global::System.Xml.XmlTextReader(new global::System.IO.StringReader(strSchema)));
                if ((ds.Tables["应付账"] != null)) {
                    base.Tables.Add(new 应付账DataTable(ds.Tables["应付账"]));
                }
                this.DataSetName = ds.DataSetName;
                this.Prefix = ds.Prefix;
                this.Namespace = ds.Namespace;
                this.Locale = ds.Locale;
                this.CaseSensitive = ds.CaseSensitive;
                this.EnforceConstraints = ds.EnforceConstraints;
                this.Merge(ds, false, global::System.Data.MissingSchemaAction.Add);
                this.InitVars();
            }
            else {
                this.ReadXmlSchema(new global::System.Xml.XmlTextReader(new global::System.IO.StringReader(strSchema)));
            }
            this.GetSerializationData(info, context);
            global::System.ComponentModel.CollectionChangeEventHandler schemaChangedHandler = new global::System.ComponentModel.CollectionChangeEventHandler(this.SchemaChanged);
            base.Tables.CollectionChanged += schemaChangedHandler;
            this.Relations.CollectionChanged += schemaChangedHandler;
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.ComponentModel.Browsable(false)]
        [global::System.ComponentModel.DesignerSerializationVisibility(global::System.ComponentModel.DesignerSerializationVisibility.Content)]
        public 应付账DataTable 应付账 {
            get {
                return this.table应付账;
            }
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.ComponentModel.BrowsableAttribute(true)]
        [global::System.ComponentModel.DesignerSerializationVisibilityAttribute(global::System.ComponentModel.DesignerSerializationVisibility.Visible)]
        public override global::System.Data.SchemaSerializationMode SchemaSerializationMode {
            get {
                return this._schemaSerializationMode;
            }
            set {
                this._schemaSerializationMode = value;
            }
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.ComponentModel.DesignerSerializationVisibilityAttribute(global::System.ComponentModel.DesignerSerializationVisibility.Hidden)]
        public new global::System.Data.DataTableCollection Tables {
            get {
                return base.Tables;
            }
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.ComponentModel.DesignerSerializationVisibilityAttribute(global::System.ComponentModel.DesignerSerializationVisibility.Hidden)]
        public new global::System.Data.DataRelationCollection Relations {
            get {
                return base.Relations;
            }
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        protected override void InitializeDerivedDataSet() {
            this.BeginInit();
            this.InitClass();
            this.EndInit();
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        public override global::System.Data.DataSet Clone() {
            MysqlDataDataSet cln = ((MysqlDataDataSet)(base.Clone()));
            cln.InitVars();
            cln.SchemaSerializationMode = this.SchemaSerializationMode;
            return cln;
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        protected override bool ShouldSerializeTables() {
            return false;
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        protected override bool ShouldSerializeRelations() {
            return false;
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        protected override void ReadXmlSerializable(global::System.Xml.XmlReader reader) {
            if ((this.DetermineSchemaSerializationMode(reader) == global::System.Data.SchemaSerializationMode.IncludeSchema)) {
                this.Reset();
                global::System.Data.DataSet ds = new global::System.Data.DataSet();
                ds.ReadXml(reader);
                if ((ds.Tables["应付账"] != null)) {
                    base.Tables.Add(new 应付账DataTable(ds.Tables["应付账"]));
                }
                this.DataSetName = ds.DataSetName;
                this.Prefix = ds.Prefix;
                this.Namespace = ds.Namespace;
                this.Locale = ds.Locale;
                this.CaseSensitive = ds.CaseSensitive;
                this.EnforceConstraints = ds.EnforceConstraints;
                this.Merge(ds, false, global::System.Data.MissingSchemaAction.Add);
                this.InitVars();
            }
            else {
                this.ReadXml(reader);
                this.InitVars();
            }
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        protected override global::System.Xml.Schema.XmlSchema GetSchemaSerializable() {
            global::System.IO.MemoryStream stream = new global::System.IO.MemoryStream();
            this.WriteXmlSchema(new global::System.Xml.XmlTextWriter(stream, null));
            stream.Position = 0;
            return global::System.Xml.Schema.XmlSchema.Read(new global::System.Xml.XmlTextReader(stream), null);
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        internal void InitVars() {
            this.InitVars(true);
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        internal void InitVars(bool initTable) {
            this.table应付账 = ((应付账DataTable)(base.Tables["应付账"]));
            if ((initTable == true)) {
                if ((this.table应付账 != null)) {
                    this.table应付账.InitVars();
                }
            }
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        private void InitClass() {
            this.DataSetName = "MysqlDataDataSet";
            this.Prefix = "";
            this.Namespace = "http://tempuri.org/MysqlDataDataSet.xsd";
            this.EnforceConstraints = true;
            this.SchemaSerializationMode = global::System.Data.SchemaSerializationMode.IncludeSchema;
            this.table应付账 = new 应付账DataTable();
            base.Tables.Add(this.table应付账);
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        private bool ShouldSerialize应付账() {
            return false;
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        private void SchemaChanged(object sender, global::System.ComponentModel.CollectionChangeEventArgs e) {
            if ((e.Action == global::System.ComponentModel.CollectionChangeAction.Remove)) {
                this.InitVars();
            }
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        public static global::System.Xml.Schema.XmlSchemaComplexType GetTypedDataSetSchema(global::System.Xml.Schema.XmlSchemaSet xs) {
            MysqlDataDataSet ds = new MysqlDataDataSet();
            global::System.Xml.Schema.XmlSchemaComplexType type = new global::System.Xml.Schema.XmlSchemaComplexType();
            global::System.Xml.Schema.XmlSchemaSequence sequence = new global::System.Xml.Schema.XmlSchemaSequence();
            global::System.Xml.Schema.XmlSchemaAny any = new global::System.Xml.Schema.XmlSchemaAny();
            any.Namespace = ds.Namespace;
            sequence.Items.Add(any);
            type.Particle = sequence;
            global::System.Xml.Schema.XmlSchema dsSchema = ds.GetSchemaSerializable();
            if (xs.Contains(dsSchema.TargetNamespace)) {
                global::System.IO.MemoryStream s1 = new global::System.IO.MemoryStream();
                global::System.IO.MemoryStream s2 = new global::System.IO.MemoryStream();
                try {
                    global::System.Xml.Schema.XmlSchema schema = null;
                    dsSchema.Write(s1);
                    for (global::System.Collections.IEnumerator schemas = xs.Schemas(dsSchema.TargetNamespace).GetEnumerator(); schemas.MoveNext(); ) {
                        schema = ((global::System.Xml.Schema.XmlSchema)(schemas.Current));
                        s2.SetLength(0);
                        schema.Write(s2);
                        if ((s1.Length == s2.Length)) {
                            s1.Position = 0;
                            s2.Position = 0;
                            for (; ((s1.Position != s1.Length) 
                                        && (s1.ReadByte() == s2.ReadByte())); ) {
                                ;
                            }
                            if ((s1.Position == s1.Length)) {
                                return type;
                            }
                        }
                    }
                }
                finally {
                    if ((s1 != null)) {
                        s1.Close();
                    }
                    if ((s2 != null)) {
                        s2.Close();
                    }
                }
            }
            xs.Add(dsSchema);
            return type;
        }
        
        public delegate void 应付账RowChangeEventHandler(object sender, 应付账RowChangeEvent e);
        
        /// <summary>
        ///Represents the strongly named DataTable class.
        ///</summary>
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "2.0.0.0")]
        [global::System.Serializable()]
        [global::System.Xml.Serialization.XmlSchemaProviderAttribute("GetTypedTableSchema")]
        public partial class 应付账DataTable : global::System.Data.TypedTableBase<应付账Row> {
            
            private global::System.Data.DataColumn column供应商编号;
            
            private global::System.Data.DataColumn column供应商名;
            
            private global::System.Data.DataColumn column购入金额;
            
            private global::System.Data.DataColumn column已付款;
            
            private global::System.Data.DataColumn column应付款;
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            public 应付账DataTable() {
                this.TableName = "应付账";
                this.BeginInit();
                this.InitClass();
                this.EndInit();
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            internal 应付账DataTable(global::System.Data.DataTable table) {
                this.TableName = 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;
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            protected 应付账DataTable(global::System.Runtime.Serialization.SerializationInfo info, global::System.Runtime.Serialization.StreamingContext context) : 
                    base(info, context) {
                this.InitVars();
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            public global::System.Data.DataColumn 供应商编号Column {
                get {
                    return this.column供应商编号;
                }
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            public global::System.Data.DataColumn 供应商名Column {
                get {
                    return this.column供应商名;
                }
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            public global::System.Data.DataColumn 购入金额Column {
                get {
                    return this.column购入金额;
                }
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            public global::System.Data.DataColumn 已付款Column {
                get {
                    return this.column已付款;
                }
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            public global::System.Data.DataColumn 应付款Column {
                get {
                    return this.column应付款;
                }
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            [global::System.ComponentModel.Browsable(false)]
            public int Count {
                get {
                    return this.Rows.Count;
                }
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            public 应付账Row this[int index] {
                get {
                    return ((应付账Row)(this.Rows[index]));
                }
            }
            
            public event 应付账RowChangeEventHandler 应付账RowChanging;
            
            public event 应付账RowChangeEventHandler 应付账RowChanged;
            
            public event 应付账RowChangeEventHandler 应付账RowDeleting;
            
            public event 应付账RowChangeEventHandler 应付账RowDeleted;
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            public void Add应付账Row(应付账Row row) {
                this.Rows.Add(row);
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            public 应付账Row Add应付账Row(string 供应商名, string 购入金额, decimal 已付款, decimal 应付款) {
                应付账Row row应付账Row = ((应付账Row)(this.NewRow()));
                object[] columnValuesArray = new object[] {
                        null,
                        供应商名,
                        购入金额,
                        已付款,
                        应付款};
                row应付账Row.ItemArray = columnValuesArray;
                this.Rows.Add(row应付账Row);
                return row应付账Row;
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            public override global::System.Data.DataTable Clone() {
                应付账DataTable cln = ((应付账DataTable)(base.Clone()));
                cln.InitVars();
                return cln;
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            protected override global::System.Data.DataTable CreateInstance() {
                return new 应付账DataTable();
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            internal void InitVars() {
                this.column供应商编号 = base.Columns["供应商编号"];
                this.column供应商名 = base.Columns["供应商名"];
                this.column购入金额 = base.Columns["购入金额"];
                this.column已付款 = base.Columns["已付款"];
                this.column应付款 = base.Columns["应付款"];
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            private void InitClass() {
                this.column供应商编号 = new global::System.Data.DataColumn("供应商编号", typeof(int), null, global::System.Data.MappingType.Element);
                base.Columns.Add(this.column供应商编号);
                this.column供应商名 = new global::System.Data.DataColumn("供应商名", typeof(string), null, global::System.Data.MappingType.Element);
                base.Columns.Add(this.column供应商名);
                this.column购入金额 = new global::System.Data.DataColumn("购入金额", typeof(string), null, global::System.Data.MappingType.Element);
                base.Columns.Add(this.column购入金额);
                this.column已付款 = new global::System.Data.DataColumn("已付款", typeof(decimal), null, global::System.Data.MappingType.Element);
                base.Columns.Add(this.column已付款);
                this.column应付款 = new global::System.Data.DataColumn("应付款", typeof(decimal), null, global::System.Data.MappingType.Element);
                base.Columns.Add(this.column应付款);
                this.column供应商编号.AutoIncrement = true;
                this.column供应商编号.AutoIncrementSeed = -1;
                this.column供应商编号.AutoIncrementStep = -1;
                this.column供应商编号.AllowDBNull = false;
                this.column供应商编号.ReadOnly = true;
                this.column供应商名.MaxLength = 50;
                this.column购入金额.MaxLength = 50;
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            public 应付账Row New应付账Row() {
                return ((应付账Row)(this.NewRow()));
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            protected override global::System.Data.DataRow NewRowFromBuilder(global::System.Data.DataRowBuilder builder) {
                return new 应付账Row(builder);
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            protected override global::System.Type GetRowType() {
                return typeof(应付账Row);
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            protected override void OnRowChanged(global::System.Data.DataRowChangeEventArgs e) {
                base.OnRowChanged(e);
                if ((this.应付账RowChanged != null)) {
                    this.应付账RowChanged(this, new 应付账RowChangeEvent(((应付账Row)(e.Row)), e.Action));
                }
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            protected override void OnRowChanging(global::System.Data.DataRowChangeEventArgs e) {
                base.OnRowChanging(e);
                if ((this.应付账RowChanging != null)) {
                    this.应付账RowChanging(this, new 应付账RowChangeEvent(((应付账Row)(e.Row)), e.Action));
                }
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            protected override void OnRowDeleted(global::System.Data.DataRowChangeEventArgs e) {
                base.OnRowDeleted(e);
                if ((this.应付账RowDeleted != null)) {
                    this.应付账RowDeleted(this, new 应付账RowChangeEvent(((应付账Row)(e.Row)), e.Action));
                }
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            protected override void OnRowDeleting(global::System.Data.DataRowChangeEventArgs e) {
                base.OnRowDeleting(e);
                if ((this.应付账RowDeleting != null)) {
                    this.应付账RowDeleting(this, new 应付账RowChangeEvent(((应付账Row)(e.Row)), e.Action));
                }
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            public void Remove应付账Row(应付账Row row) {
                this.Rows.Remove(row);
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            public static global::System.Xml.Schema.XmlSchemaComplexType GetTypedTableSchema(global::System.Xml.Schema.XmlSchemaSet xs) {
                global::System.Xml.Schema.XmlSchemaComplexType type = new global::System.Xml.Schema.XmlSchemaComplexType();
                global::System.Xml.Schema.XmlSchemaSequence sequence = new global::System.Xml.Schema.XmlSchemaSequence();
                MysqlDataDataSet ds = new MysqlDataDataSet();
                global::System.Xml.Schema.XmlSchemaAny any1 = new global::System.Xml.Schema.XmlSchemaAny();
                any1.Namespace = "http://www.w3.org/2001/XMLSchema";
                any1.MinOccurs = new decimal(0);
                any1.MaxOccurs = decimal.MaxValue;
                any1.ProcessContents = global::System.Xml.Schema.XmlSchemaContentProcessing.Lax;
                sequence.Items.Add(any1);
                global::System.Xml.Schema.XmlSchemaAny any2 = new global::System.Xml.Schema.XmlSchemaAny();
                any2.Namespace = "urn:schemas-microsoft-com:xml-diffgram-v1";
                any2.MinOccurs = new decimal(1);
                any2.ProcessContents = global::System.Xml.Schema.XmlSchemaContentProcessing.Lax;
                sequence.Items.Add(any2);
                global::System.Xml.Schema.XmlSchemaAttribute attribute1 = new global::System.Xml.Schema.XmlSchemaAttribute();
                attribute1.Name = "namespace";
                attribute1.FixedValue = ds.Namespace;
                type.Attributes.Add(attribute1);
                global::System.Xml.Schema.XmlSchemaAttribute attribute2 = new global::System.Xml.Schema.XmlSchemaAttribute();
                attribute2.Name = "tableTypeName";
                attribute2.FixedValue = "应付账DataTable";
                type.Attributes.Add(attribute2);
                type.Particle = sequence;
                global::System.Xml.Schema.XmlSchema dsSchema = ds.GetSchemaSerializable();
                if (xs.Contains(dsSchema.TargetNamespace)) {
                    global::System.IO.MemoryStream s1 = new global::System.IO.MemoryStream();
                    global::System.IO.MemoryStream s2 = new global::System.IO.MemoryStream();
                    try {
                        global::System.Xml.Schema.XmlSchema schema = null;
                        dsSchema.Write(s1);
                        for (global::System.Collections.IEnumerator schemas = xs.Schemas(dsSchema.TargetNamespace).GetEnumerator(); schemas.MoveNext(); ) {
                            schema = ((global::System.Xml.Schema.XmlSchema)(schemas.Current));
                            s2.SetLength(0);
                            schema.Write(s2);
                            if ((s1.Length == s2.Length)) {
                                s1.Position = 0;
                                s2.Position = 0;
                                for (; ((s1.Position != s1.Length) 
                                            && (s1.ReadByte() == s2.ReadByte())); ) {
                                    ;
                                }
                                if ((s1.Position == s1.Length)) {
                                    return type;
                                }
                            }
                        }
                    }
                    finally {
                        if ((s1 != null)) {
                            s1.Close();
                        }
                        if ((s2 != null)) {
                            s2.Close();
                        }
                    }
                }
                xs.Add(dsSchema);
                return type;
            }
        }
        
        /// <summary>
        ///Represents strongly named DataRow class.
        ///</summary>
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "2.0.0.0")]
        public partial class 应付账Row : global::System.Data.DataRow {
            
            private 应付账DataTable table应付账;
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            internal 应付账Row(global::System.Data.DataRowBuilder rb) : 
                    base(rb) {
                this.table应付账 = ((应付账DataTable)(this.Table));
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            public int 供应商编号 {
                get {
                    return ((int)(this[this.table应付账.供应商编号Column]));
                }
                set {
                    this[this.table应付账.供应商编号Column] = value;
                }
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            public string 供应商名 {
                get {
                    try {
                        return ((string)(this[this.table应付账.供应商名Column]));
                    }
                    catch (global::System.InvalidCastException e) {
                        throw new global::System.Data.StrongTypingException("表“应付账”中列“供应商名”的值为 DBNull。", e);
                    }
                }
                set {
                    this[this.table应付账.供应商名Column] = value;
                }
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            public string 购入金额 {
                get {
                    try {
                        return ((string)(this[this.table应付账.购入金额Column]));
                    }
                    catch (global::System.InvalidCastException e) {
                        throw new global::System.Data.StrongTypingException("表“应付账”中列“购入金额”的值为 DBNull。", e);
                    }
                }
                set {
                    this[this.table应付账.购入金额Column] = value;
                }
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            public decimal 已付款 {
                get {
                    try {
                        return ((decimal)(this[this.table应付账.已付款Column]));
                    }
                    catch (global::System.InvalidCastException e) {
                        throw new global::System.Data.StrongTypingException("表“应付账”中列“已付款”的值为 DBNull。", e);
                    }
                }
                set {
                    this[this.table应付账.已付款Column] = value;
                }
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            public decimal 应付款 {
                get {
                    try {
                        return ((decimal)(this[this.table应付账.应付款Column]));
                    }
                    catch (global::System.InvalidCastException e) {
                        throw new global::System.Data.StrongTypingException("表“应付账”中列“应付款”的值为 DBNull。", e);
                    }
                }
                set {
                    this[this.table应付账.应付款Column] = value;
                }
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            public bool Is供应商名Null() {
                return this.IsNull(this.table应付账.供应商名Column);
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            public void Set供应商名Null() {
                this[this.table应付账.供应商名Column] = global::System.Convert.DBNull;
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            public bool Is购入金额Null() {
                return this.IsNull(this.table应付账.购入金额Column);
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            public void Set购入金额Null() {
                this[this.table应付账.购入金额Column] = global::System.Convert.DBNull;
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            public bool Is已付款Null() {
                return this.IsNull(this.table应付账.已付款Column);
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            public void Set已付款Null() {
                this[this.table应付账.已付款Column] = global::System.Convert.DBNull;
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            public bool Is应付款Null() {
                return this.IsNull(this.table应付账.应付款Column);
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            public void Set应付款Null() {
                this[this.table应付账.应付款Column] = global::System.Convert.DBNull;
            }
        }
        
        /// <summary>
        ///Row event argument class
        ///</summary>
        [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "2.0.0.0")]
        public class 应付账RowChangeEvent : global::System.EventArgs {
            
            private 应付账Row eventRow;
            
            private global::System.Data.DataRowAction eventAction;
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            public 应付账RowChangeEvent(应付账Row row, global::System.Data.DataRowAction action) {
                this.eventRow = row;
                this.eventAction = action;
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            public 应付账Row Row {
                get {
                    return this.eventRow;
                }
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            public global::System.Data.DataRowAction Action {
                get {
                    return this.eventAction;
                }
            }
        }
    }
}
namespace Ex04_4.MysqlDataDataSetTableAdapters {
    
    
    /// <summary>
    ///Represents the connection and commands used to retrieve and save data.
    ///</summary>
    [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "2.0.0.0")]
    [global::System.ComponentModel.DesignerCategoryAttribute("code")]
    [global::System.ComponentModel.ToolboxItem(true)]
    [global::System.ComponentModel.DataObjectAttribute(true)]
    [global::System.ComponentModel.DesignerAttribute("Microsoft.VSDesigner.DataSource.Design.TableAdapterDesigner, Microsoft.VSDesigner" +
        ", Version=8.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a")]
    [global::System.ComponentModel.Design.HelpKeywordAttribute("vs.data.TableAdapter")]
    public partial class 应付账TableAdapter : global::System.ComponentModel.Component {
        
        private global::System.Data.SqlClient.SqlDataAdapter _adapter;
        
        private global::System.Data.SqlClient.SqlConnection _connection;
        
        private global::System.Data.SqlClient.SqlTransaction _transaction;
        
        private global::System.Data.SqlClient.SqlCommand[] _commandCollection;
        
        private bool _clearBeforeFill;
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        public 应付账TableAdapter() {
            this.ClearBeforeFill = true;
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        protected internal global::System.Data.SqlClient.SqlDataAdapter Adapter {
            get {
                if ((this._adapter == null)) {
                    this.InitAdapter();
                }
                return this._adapter;
            }
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        internal global::System.Data.SqlClient.SqlConnection Connection {
            get {
                if ((this._connection == null)) {
                    this.InitConnection();
                }
                return this._connection;
            }
            set {
                this._connection = value;
                if ((this.Adapter.InsertCommand != null)) {
                    this.Adapter.InsertCommand.Connection = value;
                }
                if ((this.Adapter.DeleteCommand != null)) {
                    this.Adapter.DeleteCommand.Connection = value;
                }
                if ((this.Adapter.UpdateCommand != null)) {
                    this.Adapter.UpdateCommand.Connection = value;
                }
                for (int i = 0; (i < this.CommandCollection.Length); i = (i + 1)) {
                    if ((this.CommandCollection[i] != null)) {
                        ((global::System.Data.SqlClient.SqlCommand)(this.CommandCollection[i])).Connection = value;
                    }
                }
            }
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        internal global::System.Data.SqlClient.SqlTransaction Transaction {
            get {
                return this._transaction;
            }
            set {
                this._transaction = value;
                for (int i = 0; (i < this.CommandCollection.Length); i = (i + 1)) {
                    this.CommandCollection[i].Transaction = this._transaction;
                }
                if (((this.Adapter != null) 
                            && (this.Adapter.DeleteCommand != null))) {
                    this.Adapter.DeleteCommand.Transaction = this._transaction;
                }
                if (((this.Adapter != null) 
                            && (this.Adapter.InsertCommand != null))) {
                    this.Adapter.InsertCommand.Transaction = this._transaction;
                }
                if (((this.Adapter != null) 
                            && (this.Adapter.UpdateCommand != null))) {
                    this.Adapter.UpdateCommand.Transaction = this._transaction;
                }
            }
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        protected global::System.Data.SqlClient.SqlCommand[] CommandCollection {
            get {
                if ((this._commandCollection == null)) {
                    this.InitCommandCollection();
                }
                return this._commandCollection;
            }
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        public bool ClearBeforeFill {
            get {
                return this._clearBeforeFill;
            }
            set {
                this._clearBeforeFill = value;
            }
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        private void InitAdapter() {
            this._adapter = new global::System.Data.SqlClient.SqlDataAdapter();
            global::System.Data.Common.DataTableMapping tableMapping = new global::System.Data.Common.DataTableMapping();
            tableMapping.SourceTable = "Table";
            tableMapping.DataSetTable = "应付账";
            tableMapping.ColumnMappings.Add("供应商编号", "供应商编号");
            tableMapping.ColumnMappings.Add("供应商名", "供应商名");
            tableMapping.ColumnMappings.Add("购入金额", "购入金额");
            tableMapping.ColumnMappings.Add("已付款", "已付款");
            tableMapping.ColumnMappings.Add("应付款", "应付款");
            this._adapter.TableMappings.Add(tableMapping);
            this._adapter.InsertCommand = new global::System.Data.SqlClient.SqlCommand();
            this._adapter.InsertCommand.Connection = this.Connection;
            this._adapter.InsertCommand.CommandText = "INSERT INTO [dbo].[应付账] ([供应商名], [购入金额], [已付款], [应付款]) VALUES (@供应商名, @购入金额, @已付款" +
                ", @应付款)";
            this._adapter.InsertCommand.CommandType = global::System.Data.CommandType.Text;
            this._adapter.InsertCommand.Parameters.Add(new global::System.Data.SqlClient.SqlParameter("@供应商名", global::System.Data.SqlDbType.VarChar, 0, global::System.Data.ParameterDirection.Input, 0, 0, "供应商名", global::System.Data.DataRowVersion.Current, false, null, "", "", ""));
            this._adapter.InsertCommand.Parameters.Add(new global::System.Data.SqlClient.SqlParameter("@购入金额", global::System.Data.SqlDbType.VarChar, 0, global::System.Data.ParameterDirection.Input, 0, 0, "购入金额", global::System.Data.DataRowVersion.Current, false, null, "", "", ""));
            this._adapter.InsertCommand.Parameters.Add(new global::System.Data.SqlClient.SqlParameter("@已付款", global::System.Data.SqlDbType.Money, 0, global::System.Data.ParameterDirection.Input, 0, 0, "已付款", global::System.Data.DataRowVersion.Current, false, null, "", "", ""));
            this._adapter.InsertCommand.Parameters.Add(new global::System.Data.SqlClient.SqlParameter("@应付款", global::System.Data.SqlDbType.Money, 0, global::System.Data.ParameterDirection.Input, 0, 0, "应付款", global::System.Data.DataRowVersion.Current, false, null, "", "", ""));
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        private void InitConnection() {
            this._connection = new global::System.Data.SqlClient.SqlConnection();
            this._connection.ConnectionString = global::Ex04_4.Properties.Settings.Default.MysqlDataConnectionString;
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        private void InitCommandCollection() {
            this._commandCollection = new global::System.Data.SqlClient.SqlCommand[1];
            this._commandCollection[0] = new global::System.Data.SqlClient.SqlCommand();
            this._commandCollection[0].Connection = this.Connection;
            this._commandCollection[0].CommandText = "SELECT 供应商编号, 供应商名, 购入金额, 已付款, 应付款 FROM dbo.应付账";
            this._commandCollection[0].CommandType = global::System.Data.CommandType.Text;
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.ComponentModel.Design.HelpKeywordAttribute("vs.data.TableAdapter")]
        [global::System.ComponentModel.DataObjectMethodAttribute(global::System.ComponentModel.DataObjectMethodType.Fill, true)]
        public virtual int Fill(MysqlDataDataSet.应付账DataTable dataTable) {
            this.Adapter.SelectCommand = this.CommandCollection[0];
            if ((this.ClearBeforeFill == true)) {
                dataTable.Clear();
            }
            int returnValue = this.Adapter.Fill(dataTable);
            return returnValue;
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.ComponentModel.Design.HelpKeywordAttribute("vs.data.TableAdapter")]
        [global::System.ComponentModel.DataObjectMethodAttribute(global::System.ComponentModel.DataObjectMethodType.Select, true)]
        public virtual MysqlDataDataSet.应付账DataTable GetData() {
            this.Adapter.SelectCommand = this.CommandCollection[0];
            MysqlDataDataSet.应付账DataTable dataTable = new MysqlDataDataSet.应付账DataTable();
            this.Adapter.Fill(dataTable);
            return dataTable;
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.ComponentModel.Design.HelpKeywordAttribute("vs.data.TableAdapter")]
        public virtual int Update(MysqlDataDataSet.应付账DataTable dataTable) {
            return this.Adapter.Update(dataTable);
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.ComponentModel.Design.HelpKeywordAttribute("vs.data.TableAdapter")]
        public virtual int Update(MysqlDataDataSet dataSet) {
            return this.Adapter.Update(dataSet, "应付账");
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.ComponentModel.Design.HelpKeywordAttribute("vs.data.TableAdapter")]
        public virtual int Update(global::System.Data.DataRow dataRow) {
            return this.Adapter.Update(new global::System.Data.DataRow[] {
                        dataRow});
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.ComponentModel.Design.HelpKeywordAttribute("vs.data.TableAdapter")]
        public virtual int Update(global::System.Data.DataRow[] dataRows) {
            return this.Adapter.Update(dataRows);
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.ComponentModel.Design.HelpKeywordAttribute("vs.data.TableAdapter")]
        [global::System.ComponentModel.DataObjectMethodAttribute(global::System.ComponentModel.DataObjectMethodType.Insert, true)]
        public virtual int Insert(string 供应商名, string 购入金额, global::System.Nullable<decimal> 已付款, global::System.Nullable<decimal> 应付款) {
            if ((供应商名 == null)) {
                this.Adapter.InsertCommand.Parameters[0].Value = global::System.DBNull.Value;
            }
            else {
                this.Adapter.InsertCommand.Parameters[0].Value = ((string)(供应商名));
            }
            if ((购入金额 == null)) {
                this.Adapter.InsertCommand.Parameters[1].Value = global::System.DBNull.Value;
            }
            else {
                this.Adapter.InsertCommand.Parameters[1].Value = ((string)(购入金额));
            }
            if ((已付款.HasValue == true)) {
                this.Adapter.InsertCommand.Parameters[2].Value = ((decimal)(已付款.Value));
            }
            else {
                this.Adapter.InsertCommand.Parameters[2].Value = global::System.DBNull.Value;
            }
            if ((应付款.HasValue == true)) {
                this.Adapter.InsertCommand.Parameters[3].Value = ((decimal)(应付款.Value));
            }
            else {
                this.Adapter.InsertCommand.Parameters[3].Value = global::System.DBNull.Value;
            }
            global::System.Data.ConnectionState previousConnectionState = this.Adapter.InsertCommand.Connection.State;
            if (((this.Adapter.InsertCommand.Connection.State & global::System.Data.ConnectionState.Open) 
                        != global::System.Data.ConnectionState.Open)) {
                this.Adapter.InsertCommand.Connection.Open();
            }
            try {
                int returnValue = this.Adapter.InsertCommand.ExecuteNonQuery();
                return returnValue;
            }
            finally {
                if ((previousConnectionState == global::System.Data.ConnectionState.Closed)) {
                    this.Adapter.InsertCommand.Connection.Close();
                }
            }
        }
    }
    
    /// <summary>
    ///TableAdapterManager is used to coordinate TableAdapters in the dataset to enable Hierarchical Update scenarios
    ///</summary>
    [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "2.0.0.0")]
    [global::System.ComponentModel.DesignerCategoryAttribute("code")]
    [global::System.ComponentModel.ToolboxItem(true)]
    [global::System.ComponentModel.DesignerAttribute("Microsoft.VSDesigner.DataSource.Design.TableAdapterManagerDesigner, Microsoft.VSD" +
        "esigner, Version=8.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a")]
    [global::System.ComponentModel.Design.HelpKeywordAttribute("vs.data.TableAdapterManager")]
    public partial class TableAdapterManager : global::System.ComponentModel.Component {
        
        private UpdateOrderOption _updateOrder;
        
        private 应付账TableAdapter _应付账TableAdapter;
        
        private bool _backupDataSetBeforeUpdate;
        
        private global::System.Data.IDbConnection _connection;
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        public UpdateOrderOption UpdateOrder {
            get {
                return this._updateOrder;
            }
            set {
                this._updateOrder = value;
            }
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.ComponentModel.EditorAttribute("Microsoft.VSDesigner.DataSource.Design.TableAdapterManagerPropertyEditor, Microso" +
            "ft.VSDesigner, Version=8.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a" +
            "", "System.Drawing.Design.UITypeEditor")]
        public 应付账TableAdapter 应付账TableAdapter {
            get {
                return this._应付账TableAdapter;
            }
            set {
                if (((this._应付账TableAdapter != null) 
                            && (this.TableAdapterInstanceCount == 1))) {
                    this._应付账TableAdapter = value;
                    return;
                }
                if (((value != null) 
                            && (this.MatchTableAdapterConnection(value.Connection) == false))) {
                    throw new global::System.ArgumentException("由 TableAdapterManager 管理的所有 TableAdapter 必须使用相同的连接字符串。");
                }
                this._应付账TableAdapter = value;
            }
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        public bool BackupDataSetBeforeUpdate {
            get {
                return this._backupDataSetBeforeUpdate;
            }
            set {
                this._backupDataSetBeforeUpdate = value;
            }
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.ComponentModel.Browsable(false)]
        public global::System.Data.IDbConnection Connection {
            get {
                if ((this._connection != null)) {
                    return this._connection;
                }
                if (((this._应付账TableAdapter != null) 
                            && (this._应付账TableAdapter.Connection != null))) {
                    return this._应付账TableAdapter.Connection;
                }
                return null;
            }
            set {
                this._connection = value;
            }
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        [global::System.ComponentModel.Browsable(false)]
        public int TableAdapterInstanceCount {
            get {
                int count = 0;
                if ((this._应付账TableAdapter != null)) {
                    count = (count + 1);
                }
                return count;
            }
        }
        
        /// <summary>
        ///Update rows in top-down order.
        ///</summary>
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        private int UpdateUpdatedRows(MysqlDataDataSet 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._应付账TableAdapter != null)) {
                global::System.Data.DataRow[] updatedRows = dataSet.应付账.Select(null, null, global::System.Data.DataViewRowState.ModifiedCurrent);
                updatedRows = this.GetRealUpdatedRows(updatedRows, allAddedRows);
                if (((updatedRows != null) 
                            && (0 < updatedRows.Length))) {
                    result = (result + this._应付账TableAdapter.Update(updatedRows));
                    allChangedRows.AddRange(updatedRows);
                }
            }
            return result;
        }
        
        /// <summary>
        ///Insert rows in top-down order.
        ///</summary>
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        private int UpdateInsertedRows(MysqlDataDataSet dataSet, global::System.Collections.Generic.List<global::System.Data.DataRow> allAddedRows) {
            int result = 0;
            if ((this._应付账TableAdapter != null)) {
                global::System.Data.DataRow[] addedRows = dataSet.应付账.Select(null, null, global::System.Data.DataViewRowState.Added);
                if (((addedRows != null) 
                            && (0 < addedRows.Length))) {
                    result = (result + this._应付账TableAdapter.Update(addedRows));
                    allAddedRows.AddRange(addedRows);
                }
            }
            return result;
        }
        
        /// <summary>
        ///Delete rows in bottom-up order.
        ///</summary>
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        private int UpdateDeletedRows(MysqlDataDataSet dataSet, global::System.Collections.Generic.List<global::System.Data.DataRow> allChangedRows) {
            int result = 0;
            if ((this._应付账TableAdapter != null)) {
                global::System.Data.DataRow[] deletedRows = dataSet.应付账.Select(null, null, global::System.Data.DataViewRowState.Deleted);
                if (((deletedRows != null) 
                            && (0 < deletedRows.Length))) {
                    result = (result + this._应付账TableAdapter.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(MysqlDataDataSet 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._应付账TableAdapter != null)) {
                    revertConnections.Add(this._应付账TableAdapter, this._应付账TableAdapter.Connection);
                    this._应付账TableAdapter.Connection = ((global::System.Data.SqlClient.SqlConnection)(workConnection));
                    this._应付账TableAdapter.Transaction = ((global::System.Data.SqlClient.SqlTransaction)(workTransaction));
                    if (this._应付账TableAdapter.Adapter.AcceptChangesDuringUpdate) {
                        this._应付账TableAdapter.Adapter.AcceptChangesDuringUpdate = false;
                        adaptersWithAcceptChangesDuringUpdate.Add(this._应付账TableAdapter.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._应付账TableAdapter != null)) {
                    this._应付账TableAdapter.Connection = ((global::System.Data.SqlClient.SqlConnection)(revertConnections[this._应付账TableAdapter]));
                    this._应付账TableAdapter.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