■ TreeListControl 클래스에서 자식 노드 셀렉터를 통해 계층적 데이터를 바인딩하는 방법을 보여준다.
▶ BaseObject.cs
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using System.ComponentModel; namespace HowToImplementHierarchicalDataBinding { /// <summary> /// 기본 객체 /// </summary> public class BaseObject : INotifyPropertyChanged { //////////////////////////////////////////////////////////////////////////////////////////////////// Event ////////////////////////////////////////////////////////////////////////////////////////// Public #region 속성 변경시 - PropertyChanged /// <summary> /// 속성 변경시 /// </summary> public event PropertyChangedEventHandler PropertyChanged; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// 명칭 /// </summary> private string name; /// <summary> /// 실행자 /// </summary> private string executor; /// <summary> /// 상태 /// </summary> private State state; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 명칭 - Name /// <summary> /// 명칭 /// </summary> public string Name { get { return this.name; } set { if(this.name == value) { return; } this.name = value; OnPropertyChanged("Name"); } } #endregion #region 실행자 - Executor /// <summary> /// 실행자 /// </summary> public string Executor { get { return this.executor; } set { if(ReferenceEquals(this.executor, value)) { return; } this.executor = value; OnPropertyChanged("Executor"); } } #endregion #region 상태 - State /// <summary> /// 상태 /// </summary> public State State { get { return this.state; } set { if(ReferenceEquals(this.state, value)) { return; } this.state = value; OnPropertyChanged("State"); } } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Public #region 문자열 구하기 - ToString() /// <summary> /// 문자열 구하기 /// </summary> /// <returns>문자열</returns> public override string ToString() { return this.name; } #endregion ////////////////////////////////////////////////////////////////////////////////////////// Protected #region 속성 변경시 처리하기 - OnPropertyChanged(propertyName) /// <summary> /// 속성 변경시 처리하기 /// </summary> /// <param name="propertyName">속성명</param> protected void OnPropertyChanged(string propertyName) { PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName)); } #endregion } } |
▶ ProjectObject.cs
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using System.Collections.ObjectModel; namespace HowToImplementHierarchicalDataBinding { /// <summary> /// 프로젝트 객체 /// </summary> public class ProjectObject : BaseObject { //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 프로젝트 스테이지 컬렉션 - ProjectStageCollection /// <summary> /// 프로젝트 스테이지 컬렉션 /// </summary> public ObservableCollection<ProjectStage> ProjectStageCollection { get; set; } #endregion } } |
▶ ProjectStage.cs
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using System.Collections.ObjectModel; namespace HowToImplementHierarchicalDataBinding { /// <summary> /// 프로젝트 스테이지 /// </summary> public class ProjectStage : BaseObject { //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 과제 컬렉션 - TaskCollection /// <summary> /// 과제 컬렉션 /// </summary> public ObservableCollection<Task> TaskCollection { get; set; } #endregion } } |
▶ State.cs
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using System; using System.Collections.Generic; namespace HowToImplementHierarchicalDataBinding { /// <summary> /// 상태 /// </summary> public class State : IComparable { //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 텍스트 - Text /// <summary> /// 텍스트 /// </summary> public string Text { get; set; } #endregion #region 값 - Value /// <summary> /// 값 /// </summary> public int Value { get; set; } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Public #region 문자열 구하기 - ToString() /// <summary> /// 문자열 구하기 /// </summary> /// <returns>문자열</returns> public override string ToString() { return Text; } #endregion #region 비교하기 - CompareTo(sourceObject) /// <summary> /// 비교하기 /// </summary> /// <param name="sourceObject">소스 객체</param> /// <returns>비교 결과</returns> public int CompareTo(object sourceObject) { return Comparer<int>.Default.Compare(Value, ((State)sourceObject).Value); } #endregion } } |
▶ StateList.cs
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using System; using System.Collections.Generic; namespace HowToImplementHierarchicalDataBinding { /// <summary> /// 상태 리스트 /// </summary> public class StateList { //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Static //////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// 상태 리스트 /// </summary> private static List<State> _stateList; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Static //////////////////////////////////////////////////////////////////////////////// Public #region 데이터 소스 - DataSource /// <summary> /// 데이터 소스 /// </summary> public static List<State> DataSource { get { if(_stateList == null) { _stateList = new List<State>(); _stateList.Add(new State() { Text = "Not started", Value = 0 }); _stateList.Add(new State() { Text = "In progress", Value = 1 }); _stateList.Add(new State() { Text = "Completed" , Value = 2 }); } return _stateList; } } #endregion } } |
▶ Task.cs
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using System; namespace HowToImplementHierarchicalDataBinding { /// <summary> /// 과제 /// </summary> public class Task : BaseObject { //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// 시작일 /// </summary> private DateTime startDate; /// <summary> /// 종료일 /// </summary> private DateTime endDate; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 시작일 - StartDate /// <summary> /// 시작일 /// </summary> public DateTime StartDate { get { return this.startDate; } set { if(this.startDate == value) { return; } this.startDate = value; OnPropertyChanged("StartDate"); } } #endregion #region 종료일 - EndDate /// <summary> /// 종료일 /// </summary> public DateTime EndDate { get { return this.endDate; } set { if(this.endDate == value) { return; } this.endDate = value; OnPropertyChanged("EndDate"); } } #endregion } } |
▶ ViewModel.cs
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using System; using System.Collections.ObjectModel; namespace HowToImplementHierarchicalDataBinding { /// <summary> /// 뷰 모델 /// </summary> public class ViewModel { //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 프로젝트 객체 컬렉션 - ProjectObjectCollection /// <summary> /// 프로젝트 객체 컬렉션 /// </summary> public ObservableCollection<ProjectObject> ProjectObjectCollection { get; set; } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - ViewModel() /// <summary> /// 생성자 /// </summary> public ViewModel() { ProjectObjectCollection = InitializeProjectObjectCollection(); } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Private #region Betaron 프로젝트 객체 초기화 하기 - InitializeBetaronProjectObject(projectObject) /// <summary> /// Betaron 프로젝트 객체 초기화 하기 /// </summary> /// <param name="projectObject">프로젝트 객체</param> private void InitializeBetaronProjectObject(ProjectObject projectObject) { projectObject.Executor = "Mcfadyen Ball"; ProjectStage projectStage21 = new ProjectStage() { Name = "Information Gathering", Executor = "Kaiden Savastano", TaskCollection = new ObservableCollection<Task>() }; projectStage21.TaskCollection.Add ( new Task() { Name = "Market research", Executor = "Carmine Then", StartDate = new DateTime(2011, 10, 1), EndDate = new DateTime(2011, 10, 5), State = StateList.DataSource[2] } ); projectStage21.TaskCollection.Add ( new Task() { Name = "Making specification", Executor = "Seto Kober", StartDate = new DateTime(2011, 10, 5), EndDate = new DateTime(2011, 10, 10), State = StateList.DataSource[1] } ); ProjectStage projectStage22 = new ProjectStage() { Name = "Planning", Executor = "Manley Difrancesco", TaskCollection = new ObservableCollection<Task>() }; projectStage22.TaskCollection.Add ( new Task() { Name = "Documentation", Executor = "Martez Gollin", StartDate = new DateTime(2011, 10, 15), EndDate = new DateTime(2011, 10, 16), State = StateList.DataSource[0] } ); ProjectStage projectStage23 = new ProjectStage() { Name = "Design", Executor = "Clint Mary", TaskCollection = new ObservableCollection<Task>() }; projectStage23.TaskCollection.Add ( new Task() { Name = "Design of a web pages", Executor = "Gasper Hartsell", StartDate = new DateTime(2011, 10, 13), EndDate = new DateTime(2011, 10, 14), State = StateList.DataSource[0] } ); projectStage23.TaskCollection.Add ( new Task() { Name = "Pages layout", Executor = "Shirish Huminski", StartDate = new DateTime(2011, 10, 13), EndDate = new DateTime(2011, 10, 14), State = StateList.DataSource[0] } ); ProjectStage projectStage24 = new ProjectStage() { Name = "Development", Executor = "Edwin Thone", TaskCollection = new ObservableCollection<Task>() }; projectStage24.TaskCollection.Add ( new Task() { Name = "Design", Executor = "Zarko Knill", StartDate = new DateTime(2011, 10, 27), EndDate = new DateTime(2011, 10, 28), State = StateList.DataSource[0] } ); projectStage24.TaskCollection.Add ( new Task() { Name = "Coding", Executor = "Harley Kirckof", StartDate = new DateTime(2011, 10, 29), EndDate = new DateTime(2011, 10, 30), State = StateList.DataSource[0] } ); ProjectStage projectStage25 = new ProjectStage() { Name = "Testing and Delivery", Executor = "Boucher Hislop", TaskCollection = new ObservableCollection<Task>() }; projectStage25.TaskCollection.Add ( new Task() { Name = "Testing", Executor = "Sarah Ragas", StartDate = new DateTime(2011, 10, 13), EndDate = new DateTime(2011, 10, 14), State = StateList.DataSource[0] } ); projectStage25.TaskCollection.Add ( new Task() { Name = "Content", Executor = "Rashid Terinoni", StartDate = new DateTime(2011, 10, 13), EndDate = new DateTime(2011, 10, 14), State = StateList.DataSource[0] } ); projectObject.ProjectStageCollection.Add(projectStage21); projectObject.ProjectStageCollection.Add(projectStage22); projectObject.ProjectStageCollection.Add(projectStage23); projectObject.ProjectStageCollection.Add(projectStage24); projectObject.ProjectStageCollection.Add(projectStage25); } #endregion #region Stantone 프로젝트 객체 초기화 하기 - InitializeStantoneProjectObject(projectObject) /// <summary> /// Stantone 프로젝트 객체 초기화 하기 /// </summary> /// <param name="projectObject">프로젝트 객체</param> private void InitializeStantoneProjectObject(ProjectObject projectObject) { projectObject.Executor = "Ruben Ackerman"; ProjectStage projectStage11 = new ProjectStage() { Name = "Information Gathering", Executor = "Huyen Trinklein", TaskCollection = new ObservableCollection<Task>() }; projectStage11.TaskCollection.Add ( new Task() { Name = "Market research", Executor = "Tanner Crittendon", StartDate = new DateTime(2011, 10, 1), EndDate = new DateTime(2011, 10, 5), State = StateList.DataSource[2] } ); projectStage11.TaskCollection.Add ( new Task() { Name = "Making specification", Executor = "Carmine Then", StartDate = new DateTime(2011, 10, 5), EndDate = new DateTime(2011, 10, 10), State = StateList.DataSource[2] } ); ProjectStage projectStage12 = new ProjectStage() { Name = "Planning", Executor = "Alfredo Sookoo", TaskCollection = new ObservableCollection<Task>() }; projectStage12.TaskCollection.Add ( new Task() { Name = "Documentation", Executor = "Gorf Wobbe", StartDate = new DateTime(2011, 10, 13), EndDate = new DateTime(2011, 10, 14), State = StateList.DataSource[2] } ); ProjectStage projectStage13 = new ProjectStage() { Name = "Design", Executor = "Saphire Plump", TaskCollection = new ObservableCollection<Task>() }; projectStage13.TaskCollection.Add ( new Task() { Name = "Design of a web pages", Executor = "Dominic Minden", StartDate = new DateTime(2011, 10, 13), EndDate = new DateTime(2011, 10, 14), State = StateList.DataSource[1] } ); projectStage13.TaskCollection.Add ( new Task() { Name = "Pages layout", Executor = "Pinkerton Trezise", StartDate = new DateTime(2011, 10, 13), EndDate = new DateTime(2011, 10, 14), State = StateList.DataSource[1] } ); ProjectStage projectStage14 = new ProjectStage() { Name = "Development", Executor = "Lauren Partain", TaskCollection = new ObservableCollection<Task>() }; projectStage14.TaskCollection.Add ( new Task() { Name = "Design", Executor = "Delilah Beamer", StartDate = new DateTime(2011, 10, 23), EndDate = new DateTime(2011, 10, 24), State = StateList.DataSource[1] } ); projectStage14.TaskCollection.Add ( new Task() { Name = "Coding", Executor = "Dunaway Dupriest", StartDate = new DateTime(2011, 10, 25), EndDate = new DateTime(2011, 10, 26), State = StateList.DataSource[0] } ); ProjectStage projectStage15 = new ProjectStage() { Name = "Testing and Delivery", Executor = "Christos Arrant", TaskCollection = new ObservableCollection<Task>() }; projectStage15.TaskCollection.Add ( new Task() { Name = "Testing", Executor = "Grice Ohora", StartDate = new DateTime(2011, 10, 13), EndDate = new DateTime(2011, 10, 14), State = StateList.DataSource[0] } ); projectStage15.TaskCollection.Add ( new Task() { Name = "Content", Executor = "Christos Arrant", StartDate = new DateTime(2011, 10, 13), EndDate = new DateTime(2011, 10, 14), State = StateList.DataSource[0] } ); projectObject.ProjectStageCollection.Add(projectStage11); projectObject.ProjectStageCollection.Add(projectStage12); projectObject.ProjectStageCollection.Add(projectStage13); projectObject.ProjectStageCollection.Add(projectStage14); projectObject.ProjectStageCollection.Add(projectStage15); } #endregion #region 프로젝트 객체 컬렉션 초기화 하기 - InitializeProjectObjectCollection() /// <summary> /// 프로젝트 객체 컬렉션 초기화 하기 /// </summary> /// <returns>프로젝트 객체 컬렉션</returns> private ObservableCollection<ProjectObject> InitializeProjectObjectCollection() { ObservableCollection<ProjectObject> projectObjectCollection = new ObservableCollection<ProjectObject>(); ProjectObject betaronProject = new ProjectObject() { Name = "Project : Betaron", ProjectStageCollection = new ObservableCollection<ProjectStage>() }; ProjectObject stantoneProject = new ProjectObject() { Name = "Project : Stanton", ProjectStageCollection = new ObservableCollection<ProjectStage>() }; InitializeBetaronProjectObject (betaronProject ); InitializeStantoneProjectObject(stantoneProject); projectObjectCollection.Add(betaronProject ); projectObjectCollection.Add(stantoneProject); return projectObjectCollection; } #endregion } } |
▶ CustomChildNodesSelector.cs
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using System.Collections; using DevExpress.Xpf.Grid; namespace HowToImplementHierarchicalDataBinding { /// <summary> /// 커스텀 자식 노드 셀렉터 /// </summary> public class CustomChildNodesSelector : IChildNodesSelector { //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Public #region 자식 선택하기 - SelectChildren(item) /// <summary> /// 자식 선택하기 /// </summary> /// <param name="item">항목</param> /// <returns>IEnumerable 객체</returns> public IEnumerable SelectChildren(object item) { if(item is Task) { return null; } else if(item is ProjectStage) { return (item as ProjectStage).TaskCollection; } else if(item is ProjectObject) { return (item as ProjectObject).ProjectStageCollection; } return null; } #endregion } } |
▶ MainWindow.xaml
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<Window x:Class="HowToImplementHierarchicalDataBinding.MainWindow" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:dxg="http://schemas.devexpress.com/winfx/2008/xaml/grid" xmlns:local="clr-namespace:HowToImplementHierarchicalDataBinding" Width="800" Height="600" Title="자식 노드 셀렉터를 통해 계층적 데이터 바인딩 구현하기" FontFamily="나눔고딕코딩" FontSize="16"> <Window.Resources> <ResourceDictionary> <local:ViewModel x:Key="ViewModelKey" /> <local:CustomChildNodesSelector x:Key="CustomChildNodesSelectorKey" /> </ResourceDictionary> </Window.Resources> <Grid> <dxg:TreeListControl x:Name="treeListControl" DataContext="{StaticResource ViewModelKey}" ItemsSource="{Binding ProjectObjectCollection}"> <dxg:TreeListControl.Columns> <dxg:TreeListColumn FieldName="Name" AllowSorting="True" /> <dxg:TreeListColumn FieldName="Executor" AllowSorting="True" /> <dxg:TreeListColumn FieldName="State" AllowSorting="True" /> </dxg:TreeListControl.Columns> <dxg:TreeListControl.View> <dxg:TreeListView x:Name="treeListView" TreeDerivationMode="ChildNodesSelector" ChildNodesSelector="{StaticResource CustomChildNodesSelectorKey}" /> </dxg:TreeListControl.View> </dxg:TreeListControl> </Grid> </Window> |
▶ MainWindow.xaml.cs
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using System.Windows; namespace HowToImplementHierarchicalDataBinding { /// <summary> /// 메인 윈도우 /// </summary> public partial class MainWindow : Window { //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - MainWindow() /// <summary> /// 생성자 /// </summary> public MainWindow() { InitializeComponent(); } #endregion } } |
