■ PLinqInstantFeedbackDataSource 엘리먼트를 사용하는 방법을 보여준다.
▶ Data.cs
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using System; using System.Collections.Generic; namespace HowToParallelizeDataIntensiveOperationsOnInMemoryData { /// <summary> /// 데이터 /// </summary> public static class Data { //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Static //////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// 고객 리스트 /// </summary> private static List<string> customerList; /// <summary> /// 제품 리스트 /// </summary> private static List<KeyValuePair<string, decimal>> productList; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Static //////////////////////////////////////////////////////////////////////////////// Public #region 고객 리스트 - CustomerList /// <summary> /// 고객 리스트 /// </summary> public static List<string> CustomerList { get { if(this.customerList == null) { this.customerList = new List<string>(); this.customerList.AddRange ( new string[] { "Maria Anders" , "Ana Trujillo" , "Antonio Moreno" , "Thomas Hardy" , "Christina Berglund", "Hanna Moos" , "Frédérique Citeaux" , "Martín Sommer" , "Laurence Lebihan" , "Elizabeth Lincoln" , "Victoria Ashworth" , "Patricio Simpson" , "Francisco Chang" , "Yang Wang" , "Pedro Afonso" , "Elizabeth Brown" , "Sven Ottlieb" , "Janine Labrune" , "Ann Devon" , "Roland Mendel" , "Aria Cruz" , "Diego Roel" , "Martine Rancé" , "Maria Larsson" , "Peter Franken" , "Carine Schmitt" , "Paolo Accorti" , "Lino Rodriguez " , "Eduardo Saavedra" , "José Pedro Freyre" , "André Fonseca" , "Howard Snyder" , "Manuel Pereira" , "Mario Pontes" , "Carlos Hernández" , "Yoshi Latimer" , "Patricia McKenna" , "Helen Bennett" , "Philip Cramer" , "Daniel Tonini" , "Annette Roulet" , "Yoshi Tannamuri" , "John Steel" , "Renate Messner" , "Jaime Yorres" , "Carlos González" , "Felipe Izquierdo" , "Fran Wilson" , "Giovanni Rovelli" , "Catherine Dewey" , "Jean Fresnière" , "Alexander Feuer" , "Simon Crowther" , "Yvonne Moncada" , "Rene Phillips" , "Henriette Pfalzheim" , "Marie Bertrand" , "Guillermo Fernández" , "Georg Pipps" , "Isabel de Castro" , "Bernardo Batista" , "Lúcia Carvalho" , "Horst Kloss" , "Sergio Gutiérrez" , "Paula Wilson" , "Maurizio Moroni" , "Janete Limeira" ,"Michael Holz" , "Alejandra Camino" , "Jonas Bergulfsen" , "Jose Pavarotti" , "Hari Kumar" , "Jytte Petersen" , "Dominique Perrier" , "Art Braunschweiger", "Pascale Cartrain" , "Liz Nixon" , "Liu Wong" , "Karin Josephs" , "Miguel Angel Paolino", "Anabela Domingues" , "Helvetius Nagy" , "Palle Ibsen" , "Mary Saveley" , "Paul Henriot" , "Rita Müller" , "Pirkko Koskitalo" , "Paula Parente" , "Karl Jablonski" , "Matti Karttunen" , "Zbyszek Piestrzeniewicz" } ); } return this.customerList; } } #endregion #region 제품 리스트 - ProductList /// <summary> /// 제품 리스트 /// </summary> public static List<KeyValuePair<string, decimal>> ProductList { get { if(this.productList == null) { this.productList = new List<KeyValuePair<string, decimal>>(); this.productList.Add(new KeyValuePair<string,decimal>("Chai" , 18.0m )); this.productList.Add(new KeyValuePair<string,decimal>("Chang" , 19.0m )); this.productList.Add(new KeyValuePair<string,decimal>("Aniseed Syrup" , 10.0m )); this.productList.Add(new KeyValuePair<string,decimal>("Chef Anton's Cajun Seasoning" , 22.0m )); this.productList.Add(new KeyValuePair<string,decimal>("Chef Anton's Gumbo Mix" , 21.35m )); this.productList.Add(new KeyValuePair<string,decimal>("Grandma's Boysenberry Spread" , 25.0m )); this.productList.Add(new KeyValuePair<string,decimal>("Uncle Bob's Organic Dried Pears" , 30.0m )); this.productList.Add(new KeyValuePair<string,decimal>("Northwoods Cranberry Sauce" , 40.0m )); this.productList.Add(new KeyValuePair<string,decimal>("Mishi Kobe Niku" , 97.0m )); this.productList.Add(new KeyValuePair<string,decimal>("Ikura" , 31.0m )); this.productList.Add(new KeyValuePair<string,decimal>("Queso Cabrales" , 21.0m )); this.productList.Add(new KeyValuePair<string,decimal>("Queso Manchego La Pastora" , 38.0m )); this.productList.Add(new KeyValuePair<string,decimal>("Konbu" , 6.0m )); this.productList.Add(new KeyValuePair<string,decimal>("Tofu" , 23.25m )); this.productList.Add(new KeyValuePair<string,decimal>("Genen Shouyu" , 15.5m )); this.productList.Add(new KeyValuePair<string,decimal>("Pavlova" , 17.45m )); this.productList.Add(new KeyValuePair<string,decimal>("Alice Mutton" , 39.0m )); this.productList.Add(new KeyValuePair<string,decimal>("Carnarvon Tigers" , 62.5m )); this.productList.Add(new KeyValuePair<string,decimal>("Teatime Chocolate Biscuits" , 9.2m )); this.productList.Add(new KeyValuePair<string,decimal>("Sir Rodney's Marmalade" , 81.0m )); this.productList.Add(new KeyValuePair<string,decimal>("Sir Rodney's Scones" , 10.0m )); this.productList.Add(new KeyValuePair<string,decimal>("Gustaf's Knäckebröd" , 21.0m )); this.productList.Add(new KeyValuePair<string,decimal>("Tunnbröd" , 9.0m )); this.productList.Add(new KeyValuePair<string,decimal>("Guaraná Fantástica" , 4.5m )); this.productList.Add(new KeyValuePair<string,decimal>("NuNuCa Nuß-Nougat-Creme" , 14.0m )); this.productList.Add(new KeyValuePair<string,decimal>("Gumbär Gummibärchen" , 31.23m )); this.productList.Add(new KeyValuePair<string,decimal>("Schoggi Schokolade" , 43.9m )); this.productList.Add(new KeyValuePair<string,decimal>("Rössle Sauerkraut" , 45.6m )); this.productList.Add(new KeyValuePair<string,decimal>("Thüringer Rostbratwurst" , 123.79m)); this.productList.Add(new KeyValuePair<string,decimal>("Nord-Ost Matjeshering" , 25.89m )); this.productList.Add(new KeyValuePair<string,decimal>("Gorgonzola Telino" , 12.5m )); this.productList.Add(new KeyValuePair<string,decimal>("Mascarpone Fabioli" , 32.0m )); this.productList.Add(new KeyValuePair<string,decimal>("Geitost" , 2.5m )); this.productList.Add(new KeyValuePair<string,decimal>("Sasquatch Ale" , 14.0m )); this.productList.Add(new KeyValuePair<string,decimal>("Steeleye Stout" , 18.0m )); this.productList.Add(new KeyValuePair<string,decimal>("Inlagd Sill" , 19.0m )); this.productList.Add(new KeyValuePair<string,decimal>("Gravad lax" , 26.0m )); this.productList.Add(new KeyValuePair<string,decimal>("Côte de Blaye" , 263.5m )); this.productList.Add(new KeyValuePair<string,decimal>("Chartreuse verte" , 18.0m )); this.productList.Add(new KeyValuePair<string,decimal>("Boston Crab Meat" , 18.4m )); this.productList.Add(new KeyValuePair<string,decimal>("Jack's New England Clam Chowder" , 9.65m )); this.productList.Add(new KeyValuePair<string,decimal>("Singaporean Hokkien Fried Mee" , 14.0m )); this.productList.Add(new KeyValuePair<string,decimal>("Ipoh Coffee" , 46.0m )); this.productList.Add(new KeyValuePair<string,decimal>("Gula Malacca" , 19.45m )); this.productList.Add(new KeyValuePair<string,decimal>("Røgede sild" , 9.5m )); this.productList.Add(new KeyValuePair<string,decimal>("Spegesild" , 12.0m )); this.productList.Add(new KeyValuePair<string,decimal>("Zaanse koeken" , 9.5m )); this.productList.Add(new KeyValuePair<string,decimal>("Chocolade" , 12.75m )); this.productList.Add(new KeyValuePair<string,decimal>("Maxilaku" , 20.0m )); this.productList.Add(new KeyValuePair<string,decimal>("Valkoinen suklaa" , 16.25m )); this.productList.Add(new KeyValuePair<string,decimal>("Manjimup Dried Apples" , 53.0m )); this.productList.Add(new KeyValuePair<string,decimal>("Filo Mix" , 7.0m )); this.productList.Add(new KeyValuePair<string,decimal>("Perth Pasties" , 32.8m )); this.productList.Add(new KeyValuePair<string,decimal>("Tourtière" , 7.45m )); this.productList.Add(new KeyValuePair<string,decimal>("Pâté chinois" , 24.0m )); this.productList.Add(new KeyValuePair<string,decimal>("Gnocchi di nonna Alice" , 38.0m )); this.productList.Add(new KeyValuePair<string,decimal>("Ravioli Angelo" , 19.5m )); this.productList.Add(new KeyValuePair<string,decimal>("Escargots de Bourgogne" , 13.25m )); this.productList.Add(new KeyValuePair<string,decimal>("Raclette Courdavault" , 55.0m )); this.productList.Add(new KeyValuePair<string,decimal>("Camembert Pierrot" , 34.0m )); this.productList.Add(new KeyValuePair<string,decimal>("Sirop d'érable" , 28.5m )); this.productList.Add(new KeyValuePair<string,decimal>("Tarte au sucre" , 49.3m )); this.productList.Add(new KeyValuePair<string,decimal>("Vegie-spread" , 43.9m )); this.productList.Add(new KeyValuePair<string,decimal>("Wimmers gute Semmelknödel" , 33.25m )); this.productList.Add(new KeyValuePair<string,decimal>("Louisiana Fiery Hot Pepper Sauce", 21.05m )); this.productList.Add(new KeyValuePair<string,decimal>("Louisiana Hot Spiced Okra" , 17.0m )); this.productList.Add(new KeyValuePair<string,decimal>("Laughing Lumberjack Lager" , 14.0m )); this.productList.Add(new KeyValuePair<string,decimal>("Scottish Longbreads" , 12.5m )); this.productList.Add(new KeyValuePair<string,decimal>("Gudbrandsdalsost" , 36.0m )); this.productList.Add(new KeyValuePair<string,decimal>("Outback Lager" , 15.0m )); this.productList.Add(new KeyValuePair<string,decimal>("Fløtemysost" , 21.5m )); this.productList.Add(new KeyValuePair<string,decimal>("Mozzarella di Giovanni" , 34.8m )); this.productList.Add(new KeyValuePair<string,decimal>("Röd Kaviar" , 15.0m )); this.productList.Add(new KeyValuePair<string,decimal>("Longlife Tofu" , 10.0m )); this.productList.Add(new KeyValuePair<string,decimal>("Rhönbräu Klosterbier" , 7.75m )); this.productList.Add(new KeyValuePair<string,decimal>("Lakkalikööri" , 18.0m )); this.productList.Add(new KeyValuePair<string,decimal>("Original Frankfurter grüne Soße" , 13.0m )); } return this.productList; } } #endregion } } |
▶ OrderData.cs
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using System; namespace HowToParallelizeDataIntensiveOperationsOnInMemoryData { /// <summary> /// 주문 데이터 /// </summary> public class OrderData { //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 주문 ID - OrderID /// <summary> /// 주문 ID /// </summary> public int OrderID { get; set; } #endregion #region 고객명 - CustomerName /// <summary> /// 고객명 /// </summary> public string CustomerName { get; set; } #endregion #region 주문일 - OrderDate /// <summary> /// 주문일 /// </summary> public DateTime OrderDate { get; set; } #endregion #region 제품명 - ProductName /// <summary> /// 제품명 /// </summary> public string ProductName { get; set; } #endregion #region 가격 - Price /// <summary> /// 가격 /// </summary> public decimal Price { get; set; } #endregion #region 수량 - Quantity /// <summary> /// 수량 /// </summary> public int Quantity { get; set; } #endregion } } |
▶ OrderDataListSource.cs
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using System; using System.Collections; using System.Collections.Generic; using System.ComponentModel; namespace HowToParallelizeDataIntensiveOperationsOnInMemoryData { /// <summary> /// 주문 데이터 리스트 소스 /// </summary> public class OrderDataListSource : IListSource { //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Static //////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// 잠금자 /// </summary> private static object locker = new object(); #endregion ////////////////////////////////////////////////////////////////////////////////////////// Static //////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// 주문 데이터 리스트 /// </summary> private List<OrderData> orderDataList; /// <summary> /// 카운트 /// </summary> private int count = 0; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 리스트 컬렉션 포함 여부 - ContainsListCollection /// <summary> /// 리스트 컬렉션 포함 여부 /// </summary> public bool ContainsListCollection { get { return false; } } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - OrderDataListSource(count) /// <summary> /// 생성자 /// </summary> /// <param name="count">카운트</param> public OrderDataListSource(int count) { this.count = count; } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Public #region 리스트 구하기 - GetList() /// <summary> /// 리스트 구하기 /// </summary> /// <returns>리스트</returns> public IList GetList() { if(this.orderDataList == null) { lock(this.locker) { if(this.orderDataList == null) { GenerateOrderData(); } } } return this.orderDataList; } #endregion ////////////////////////////////////////////////////////////////////////////////////////// Private #region 주문 데이터 생성하기 - GenerateOrderData() /// <summary> /// 주문 데이터 생성하기 /// </summary> private void GenerateOrderData() { this.orderDataList = new List<OrderData>(this.count); Random random = new Random(); int customerCount = Data.CustomerList.Count; int productCount = Data.ProductList.Count; for(int i = 0; i < this.count; i++) { OrderData orderData = new OrderData(); orderData.OrderID = i + 1; orderData.CustomerName = Data.CustomerList[pRandom.Next(customerCount)]; orderData.OrderDate = DateTime.Today.Subtract(TimeSpan.FromDays(random.Next(180))); KeyValuePair<string, decimal> productKeyValuePair = Data.ProductList[random.Next(productCount)]; orderData.ProductName = productKeyValuePair.Key; orderData.Price = productKeyValuePair.Value; orderData.Quantity = random.Next(200) + 1; this.orderDataList.Add(orderData); } } #endregion } } |
▶ ViewModel.cs
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using System; using System.Collections; using System.Collections.Generic; using System.ComponentModel; namespace HowToParallelizeDataIntensiveOperationsOnInMemoryData { /// <summary> /// 뷰 모델 /// </summary> public class ViewModel : INotifyPropertyChanged { //////////////////////////////////////////////////////////////////////////////////////////////////// Event ////////////////////////////////////////////////////////////////////////////////////////// Public #region 속성 변경시 - PropertyChanged /// <summary> /// 속성 변경시 /// </summary> public event PropertyChangedEventHandler PropertyChanged; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// 주문 데이터 리스트 소스 /// </summary> private OrderDataListSource orderDataListSource; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 주문 데이터 리스트 소스 - OrderDataListSource /// <summary> /// 주문 데이터 리스트 소스 /// </summary> public OrderDataListSource OrderDataListSource { get { return this.orderDataListSource; } set { if(this.orderDataListSource == value) { return; } this.orderDataListSource = value; OnPropertyChanged("ListSource"); } } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - ViewModel() /// <summary> /// 생성자 /// </summary> public ViewModel() { OrderDataListSource = new OrderDataListSource(1000000); } #endregion ////////////////////////////////////////////////////////////////////////////////////////// Protected #region 속성 변경시 처리하기 - OnPropertyChanged(propertyName) /// <summary> /// 속성 변경시 처리하기 /// </summary> /// <param name="propertyName">속성명</param> protected virtual void OnPropertyChanged(string propertyName) { if(PropertyChanged != null) { PropertyChanged(this, new PropertyChangedEventArgs(propertyName)); } } #endregion } } |
▶ MainWindow.xaml
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<Window x:Class="HowToParallelizeDataIntensiveOperationsOnInMemoryData.MainWindow" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:i="http://schemas.microsoft.com/expression/2010/interactivity" xmlns:dx="http://schemas.devexpress.com/winfx/2008/xaml/core" xmlns:dxe="http://schemas.devexpress.com/winfx/2008/xaml/editors" xmlns:dxg="http://schemas.devexpress.com/winfx/2008/xaml/grid" xmlns:local="clr-namespace:HowToParallelizeDataIntensiveOperationsOnInMemoryData" Width="800" Height="600" Title="MainWindow"> <Window.DataContext> <local:ViewModel /> </Window.DataContext> <Grid> <dx:PLinqInstantFeedbackDataSource x:Name="pLinqInstantFeedbackDataSource" ListSource="{Binding Path=OrderDataListSource}" /> <dxg:GridControl x:Name="gridControl" ItemsSource="{Binding ElementName=pLinqInstantFeedbackDataSource, Path=Data}"> <dxg:GridControl.Columns> <dxg:GridColumn x:Name="idGridColumn" FieldName="OrderID" Header="ID" Width="60" MinWidth="60" AllowColumnFiltering="False" AllowGrouping="False" /> <dxg:GridColumn x:Name="customerNameGridColumn" FieldName="CustomerName" Width="200" /> <dxg:GridColumn x:Name="orderDateGridColumn" FieldName="OrderDate" Width="100" AllowColumnFiltering="False"> <dxg:GridColumn.EditSettings> <dxe:DateEditSettings DisplayFormat="d" /> </dxg:GridColumn.EditSettings> </dxg:GridColumn> <dxg:GridColumn x:Name="productNameGridColumn" FieldName="ProductName" Width="200" /> <dxg:GridColumn x:Name="priceGridColumn" FieldName="Price" Width="60" /> <dxg:GridColumn x:Name="quantityGridColumn" FieldName="Quantity" Width="60" /> </dxg:GridControl.Columns> <dxg:GridControl.View> <dxg:TableView AutoWidth="False" ShowTotalSummary="False" RowAnimationKind="Opacity" /> </dxg:GridControl.View> </dxg:GridControl> </Grid> <i:Interaction.Triggers> <i:EventTrigger EventName="Closed"> <i:InvokeCommandAction Command="{Binding ElementName=pLinqInstantFeedbackDataSource, Path=DisposeCommand}" /> </i:EventTrigger> </i:Interaction.Triggers> </Window> |