northwinddataset.designer.cs

移动设备的 LINQ 编程介绍 .NET Compact Framework 版 LINQ 的特性

//------------------------------------------------------------------------------
// <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>
//------------------------------------------------------------------------------

// 
// 此源代码是由 Microsoft.CompactFramework.Design.Data 2.0.50727.1433 版自动生成。
// 
namespace Demo3___LinqToDataSet {
    using System;
    using System.Data;
    
    
    /// <summary>
    ///Represents a strongly typed in-memory cache of data.
    ///</summary>
    [global::System.ComponentModel.DesignerCategoryAttribute("code")]
    [global::System.Xml.Serialization.XmlSchemaProviderAttribute("GetTypedDataSetSchema")]
    [global::System.Xml.Serialization.XmlRootAttribute("NorthwindDataSet")]
    public partial class NorthwindDataSet : global::System.Data.DataSet {
        
        private CategoriesDataTable tableCategories;
        
        private ProductsDataTable tableProducts;
        
        private global::System.Data.DataRelation relationProducts_FK01;
        
        private global::System.Data.SchemaSerializationMode _schemaSerializationMode = global::System.Data.SchemaSerializationMode.IncludeSchema;
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        public NorthwindDataSet() {
            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()]
        public CategoriesDataTable Categories {
            get {
                return this.tableCategories;
            }
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        public ProductsDataTable Products {
            get {
                return this.tableProducts;
            }
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        public override global::System.Data.SchemaSerializationMode SchemaSerializationMode {
            get {
                return this._schemaSerializationMode;
            }
            set {
                this._schemaSerializationMode = value;
            }
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        public new global::System.Data.DataTableCollection Tables {
            get {
                return base.Tables;
            }
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        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() {
            NorthwindDataSet cln = ((NorthwindDataSet)(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["Categories"] != null)) {
                    base.Tables.Add(new CategoriesDataTable(ds.Tables["Categories"]));
                }
                if ((ds.Tables["Products"] != null)) {
                    base.Tables.Add(new ProductsDataTable(ds.Tables["Products"]));
                }
                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.tableCategories = ((CategoriesDataTable)(base.Tables["Categories"]));
            if ((initTable == true)) {
                if ((this.tableCategories != null)) {
                    this.tableCategories.InitVars();
                }
            }
            this.tableProducts = ((ProductsDataTable)(base.Tables["Products"]));
            if ((initTable == true)) {
                if ((this.tableProducts != null)) {
                    this.tableProducts.InitVars();
                }
            }
            this.relationProducts_FK01 = this.Relations["Products_FK01"];
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        private void InitClass() {
            this.DataSetName = "NorthwindDataSet";
            this.Prefix = "";
            this.Namespace = "http://tempuri.org/NorthwindDataSet.xsd";
            this.EnforceConstraints = true;
            this.SchemaSerializationMode = global::System.Data.SchemaSerializationMode.IncludeSchema;
            this.tableCategories = new CategoriesDataTable();
            base.Tables.Add(this.tableCategories);
            this.tableProducts = new ProductsDataTable();
            base.Tables.Add(this.tableProducts);
            this.relationProducts_FK01 = new global::System.Data.DataRelation("Products_FK01", new global::System.Data.DataColumn[] {
                        this.tableCategories.Category_IDColumn}, new global::System.Data.DataColumn[] {
                        this.tableProducts.Category_IDColumn}, false);
            this.Relations.Add(this.relationProducts_FK01);
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        private bool ShouldSerializeCategories() {
            return false;
        }
        
        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
        private bool ShouldSerializeProducts() {
            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) {
            NorthwindDataSet ds = new NorthwindDataSet();
            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 CategoriesRowChangeEventHandler(object sender, CategoriesRowChangeEvent e);
        
        public delegate void ProductsRowChangeEventHandler(object sender, ProductsRowChangeEvent e);
        
        /// <summary>
        ///Represents the strongly named DataTable class.
        ///</summary>
        [global::System.Xml.Serialization.XmlSchemaProviderAttribute("GetTypedTableSchema")]
        public partial class CategoriesDataTable : global::System.Data.TypedTableBase<CategoriesRow> {
            
            private global::System.Data.DataColumn columnCategory_ID;
            
            private global::System.Data.DataColumn columnCategory_Name;
            
            private global::System.Data.DataColumn columnDescription;
            
            private global::System.Data.DataColumn columnPicture;
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            public CategoriesDataTable() {
                this.TableName = "Categories";
                this.BeginInit();
                this.InitClass();
                this.EndInit();
            }
            
            [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
            internal CategoriesDataTable(global::System.Data.DataTable table) {
                this.TableName = table.TableName;
                if ((table.CaseSensitive != table.DataSet.CaseSensitive)) {
                    this.CaseSensitive = table.CaseSensitive;
                }