■ TreeView 클래스를 사용해 디렉토리를 동적으로 탐색하는 방법을 보여준다.
▶ ResourceHelper.cs
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using System; using System.IO; using System.Windows; namespace TestProject { /// <summary> /// 리소스 헬퍼 /// </summary> public class ResourceHelper { //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Static //////////////////////////////////////////////////////////////////////////////// Public #region 리소스 URI 구하기 - GetResourceUri(assemblyName, resourcePath) /// <summary> /// 리소스 URI 구하기 /// </summary> /// <param name="assemblyName">어셈블리명</param> /// <param name="resourcePath">리소스 경로</param> /// <returns>리소스 URI</returns> public static Uri GetResourceUri(string assemblyName, string resourcePath) { if(string.IsNullOrEmpty(assemblyName)) { return new Uri(string.Format("pack://application:,,,/{0}", resourcePath)); } else { return new Uri(string.Format("pack://application:,,,/{0};component/{1}", assemblyName, resourcePath)); } } #endregion #region 리소스 스트림 구하기 - GetResourceStream(resourceUri) /// <summary> /// 리소스 스트림 구하기 /// </summary> /// <param name="resourceUri">리소스 URI</param> /// <returns>리소스 스트림</returns> public static Stream GetResourceStream(Uri resourceUri) { return Application.GetResourceStream(resourceUri).Stream; } #endregion } } |
▶ ImagedTreeViewItem.cs
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using System.Windows; using System.Windows.Controls; using System.Windows.Media; namespace TestProject { /// <summary> /// 이미지 트리뷰 항목 /// </summary> public class ImageTreeViewItem : TreeViewItem { //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// 이미지 /// </summary> private Image image; /// <summary> /// 선택 이미지 소스 /// </summary> private ImageSource selectedImageSource; /// <summary> /// 미선택 이미지 소스 /// </summary> private ImageSource unselectedImageSource; /// <summary> /// 텍스트 블럭 /// </summary> private TextBlock textBlock; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 텍스트 - Text /// <summary> /// 텍스트 /// </summary> public string Text { set { this.textBlock.Text = value; } get { return this.textBlock.Text; } } #endregion #region 선택 이미지 소스 - SelectedImageSource /// <summary> /// 선택 이미지 소스 /// </summary> public ImageSource SelectedImageSource { set { this.selectedImageSource = value; if(IsSelected) { this.image.Source = this.selectedImageSource; } } get { return this.selectedImageSource; } } #endregion #region 미선택 이미지 소스 - UnselectedImageSource /// <summary> /// 미선택 이미지 소스 /// </summary> public ImageSource UnselectedImageSource { set { this.unselectedImageSource = value; if(!IsSelected) { this.image.Source = this.unselectedImageSource; } } get { return this.unselectedImageSource; } } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - ImageTreeViewItem() /// <summary> /// 생성자 /// </summary> public ImageTreeViewItem() { StackPanel stackPanel = new StackPanel(); stackPanel.Orientation = Orientation.Horizontal; Header = stackPanel; this.image = new Image(); this.image.Margin = new Thickness(0, 0, 2, 0); this.image.VerticalAlignment = VerticalAlignment.Center; stackPanel.Children.Add(this.image); this.textBlock = new TextBlock(); this.textBlock.VerticalAlignment = VerticalAlignment.Center; stackPanel.Children.Add(this.textBlock); } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Protected #region 선택시 처리하기 - OnSelected(e) /// <summary> /// 선택시 처리하기 /// </summary> /// <param name="e">이벤트 인자</param> protected override void OnSelected(RoutedEventArgs e) { base.OnSelected(e); this.image.Source = this.selectedImageSource; } #endregion #region 미선택시 처리하기 - OnUnselected(e) /// <summary> /// 미선택시 처리하기 /// </summary> /// <param name="e">이벤트 인자</param> protected override void OnUnselected(RoutedEventArgs e) { base.OnUnselected(e); this.image.Source = this.unselectedImageSource; } #endregion } } |
▶ DirectoryTreeViewItem.cs
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using System.IO; using System.Windows; using System.Windows.Media.Imaging; namespace TestProject { /// <summary> /// 디렉토리 트리뷰 항목 /// </summary> public class DirectoryTreeViewItem : ImageTreeViewItem { //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// 디렉토리 정보 /// </summary> private DirectoryInfo directoryInfo; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 디렉토리 정보 - DriectoryInfo /// <summary> /// 디렉토리 정보 /// </summary> public DirectoryInfo DirectoryInfo { get { return this.directoryInfo; } } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - DirectoryTreeViewItem(directoryInfo) /// <summary> /// 생성자 /// </summary> /// <param name="directoryInfo">디렉토리 정보</param> public DirectoryTreeViewItem(DirectoryInfo directoryInfo) { this.directoryInfo = directoryInfo; Text = directoryInfo.Name; SelectedImageSource = new BitmapImage(ResourceHelper.GetResourceUri("TestProject", "Image/OpenFolder.bmp" )); UnselectedImageSource = new BitmapImage(ResourceHelper.GetResourceUri("TestProject", "Image/CloseFolder.bmp")); } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Public #region 전개하다 - Populate() /// <summary> /// 전개하다 /// </summary> public void Populate() { DirectoryInfo[] directoryInfoArray; try { directoryInfoArray = this.directoryInfo.GetDirectories(); } catch { return; } foreach(DirectoryInfo pDirectoryInfo in directoryInfoArray) { Items.Add(new DirectoryTreeViewItem(pDirectoryInfo)); } } #endregion ////////////////////////////////////////////////////////////////////////////////////////// Protected #region 확장시 처리하기 - OnExpanded(e) /// <summary> /// 확장시 처리하기 /// </summary> /// <param name="e">이벤트 인자</param> protected override void OnExpanded(RoutedEventArgs e) { base.OnExpanded(e); foreach(object item in Items) { DirectoryTreeViewItem directoryTreeViewItem = item as DirectoryTreeViewItem; directoryTreeViewItem.Populate(); } } #endregion } } |
▶ DirectoryTreeView.cs
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using System; using System.IO; using System.Windows.Controls; using System.Windows.Media.Imaging; namespace TestProject { /// <summary> /// 디렉토리 트리뷰 /// </summary> public class DirectoryTreeView : TreeView { //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - DirectoryTreeView() /// <summary> /// 생성자 /// </summary> public DirectoryTreeView() { Populate(); } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Public #region 전개하다 - Populate() /// <summary> /// 전개하다 /// </summary> public void Populate() { BeginInit(); Items.Clear(); DriveInfo[] driveInfoArray = DriveInfo.GetDrives(); foreach(DriveInfo driveInfo in driveInfoArray) { char driveCharacter = driveInfo.Name.ToUpper()[0]; DirectoryTreeViewItem directoryTreeViewItem = new DirectoryTreeViewItem(driveInfo.RootDirectory); if(driveCharacter != 'A' && driveCharacter != 'B' && driveInfo.IsReady && driveInfo.VolumeLabel.Length > 0) { directoryTreeViewItem.Text = String.Format("{0} ({1})", driveInfo.VolumeLabel, driveInfo.Name); } else { directoryTreeViewItem.Text = String.Format("{0} ({1})", driveInfo.DriveType, driveInfo.Name); } if(driveCharacter == 'A' || driveCharacter == 'B') { BitmapImage bitmapImage = new BitmapImage(ResourceHelper.GetResourceUri("TestProject", "Image/Floppy.bmp")); directoryTreeViewItem.SelectedImageSource = bitmapImage; directoryTreeViewItem.UnselectedImageSource = bitmapImage; } else if(driveInfo.DriveType == DriveType.CDRom) { BitmapImage bitmapImage = new BitmapImage(ResourceHelper.GetResourceUri("TestProject", "Image/CDDrive.bmp")); directoryTreeViewItem.SelectedImageSource = bitmapImage; directoryTreeViewItem.UnselectedImageSource = bitmapImage; } else { BitmapImage bitmapImage = new BitmapImage(ResourceHelper.GetResourceUri("TestProject", "Image/Drive.bmp")); directoryTreeViewItem.SelectedImageSource = bitmapImage; directoryTreeViewItem.UnselectedImageSource = bitmapImage; } Items.Add(directoryTreeViewItem); if(driveCharacter != 'A' && driveCharacter != 'B' && driveInfo.IsReady) { directoryTreeViewItem.Populate(); } } EndInit(); } #endregion } } |
▶ MainWindow.cs
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using System; using System.IO; using System.Windows; using System.Windows.Controls; using System.Windows.Media; namespace TestProject { /// <summary> /// 테스트 윈도우 /// </summary> public class MainWindow : Window { //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// 스택 패널 /// </summary> private StackPanel stackPanel; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - MainWindow() /// <summary> /// 생성자 /// </summary> public MainWindow() { Width = 800d; Height = 600d; Title = "TreeView 클래스 : 디렉토리 동적 탐색하기"; FontFamily = new FontFamily("나눔고딕코딩"); FontSize = 16d; Grid grid = new Grid(); Content = grid; ColumnDefinition columnDefinition1 = new ColumnDefinition(); columnDefinition1.Width = new GridLength(50, GridUnitType.Star); grid.ColumnDefinitions.Add(columnDefinition1); ColumnDefinition columnDefinition2 = new ColumnDefinition(); columnDefinition2.Width = GridLength.Auto; grid.ColumnDefinitions.Add(columnDefinition2); ColumnDefinition columnDefinition3 = new ColumnDefinition(); columnDefinition3.Width = new GridLength(50, GridUnitType.Star); grid.ColumnDefinitions.Add(columnDefinition3); DirectoryTreeView directoryTreeView = new DirectoryTreeView(); directoryTreeView.SelectedItemChanged += directoryTreeView_SelectedItemChanged; grid.Children.Add(directoryTreeView); Grid.SetColumn(directoryTreeView, 0); GridSplitter gridSplitter = new GridSplitter(); gridSplitter.Width = 6; gridSplitter.ResizeBehavior = GridResizeBehavior.PreviousAndNext; grid.Children.Add(gridSplitter); Grid.SetColumn(gridSplitter, 1); ScrollViewer scrollViewer = new ScrollViewer(); grid.Children.Add(scrollViewer); Grid.SetColumn(scrollViewer, 2); this.stackPanel = new StackPanel(); scrollViewer.Content = this.stackPanel; } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Static //////////////////////////////////////////////////////////////////////////////// Private #region 프로그램 시작하기 - Main() /// <summary> /// 프로그램 시작하기 /// </summary> [STAThread] public static void Main() { Application application = new Application(); application.Run(new MainWindow()); } #endregion ////////////////////////////////////////////////////////////////////////////////////////// Instance //////////////////////////////////////////////////////////////////////////////// Private #region 디렉토리 트리뷰 선택 항목 변경시 처리하기 - directoryTreeView_SelectedItemChanged(sender, e) /// <summary> /// 디렉토리 트리뷰 선택 항목 변경시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void directoryTreeView_SelectedItemChanged(object sender, RoutedPropertyChangedEventArgs<object> e) { DirectoryTreeViewItem directoryTreeViewItem = e.NewValue as DirectoryTreeViewItem; this.stackPanel.Children.Clear(); FileInfo[] fileInfoArray; try { fileInfoArray = directoryTreeViewItem.DirectoryInfo.GetFiles(); } catch { return; } foreach(FileInfo fileInfo in fileInfoArray) { TextBlock textBlock = new TextBlock(); textBlock.Text = fileInfo.Name; this.stackPanel.Children.Add(textBlock); } } #endregion } } |
