using CPF; using CPF.Animation; using CPF.Charts; using CPF.Controls; using CPF.Drawing; using CPF.Input; using CPF.Shapes; using CPF.Styling; using CPF.Svg; using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.IO; namespace ConsoleApp1 { public class BrowseFileWindow : Window { protected override void InitializeComponent() { LoadStyleFile("res://ConsoleApp1/Stylesheet1.css"); LoadStyleFile("res://ConsoleApp1/BrowserFile.css", true); //加载样式文件，文件需要设置为内嵌资源 //Title = "文件选择"; Width = 700; Height = 430; CanResize = true; Background = null; Children.Add(new WindowFrame(this, new Panel { Width = "100%", Height = "100%", Children = //内容元素放这里 { new ListBox { Commands = { { nameof(ListBox.ItemMouseDown), nameof(DriveMouseDown), this, CommandParameter.EventSender, CommandParameter.EventArgs }, }, PresenterFor = this, Name = nameof(driveList), MarginBottom = 0, MarginTop = 0, MarginLeft = 0, Width = 130, ItemTemplate=typeof(DriveTemplate) }, new TextBox { Commands = { { nameof(TextBox.KeyDown), nameof(addressKeyDown), this, CommandParameter.EventSender, CommandParameter.EventArgs }, }, PresenterFor = this, Name = nameof(addressTextBox), Classes = "singleLine", MarginRight = 1, MarginLeft = 183, MarginTop = 0, Height = 27, }, new DataGrid { Commands = { { nameof(DataGrid.CellDoubleClick), nameof(itemDoubleClick), this, CommandParameter.EventSender, CommandParameter.EventArgs }, }, PresenterFor = this, Name = nameof(dataGrid), Columns = { new DataGridTemplateColumn { Header="名称", Width=300, Binding=nameof(ItemInfo.Name), CellTemplate=typeof(FileTemplate) }, new DataGridTextColumn { Header="大小", Width=100, Binding=nameof(ItemInfo.Size) }, new DataGridTextColumn { Header="修改日期", Width=130, Binding=nameof(ItemInfo.DateTime) }, }, MarginLeft = 130, MarginTop = 27, MarginBottom = 36, MarginRight = 0, SelectionUnit= DataGridSelectionUnit.FullRow, SelectionMode= DataGridSelectionMode.Single, }, new ComboBox { PresenterFor = this, Name = nameof(ffCombobox), Height = 25, MarginLeft = 141, MarginBottom = 7, }, new Button { Commands = { { nameof(Button.Click), nameof(Ok), this, CommandParameter.EventSender, CommandParameter.EventArgs }, }, Height = 27, Width = 78, MarginRight = 126, MarginBottom = 5, Content = "确认", }, new Button { Commands = { { nameof(Button.Click), nameof(Cancel), this, CommandParameter.EventSender, CommandParameter.EventArgs }, }, MarginBottom = 5, MarginRight = 22, Height = 27, Width = 80, Content = "取消", }, new Button { Commands = { { nameof(Button.Click), nameof(parentDir), this, CommandParameter.EventSender, CommandParameter.EventArgs }, }, Width = 54, Height = 27, MarginLeft = 130, MarginTop = 0, Content = "上一级", }, } }) { MaximizeBox = true }); if (!DesignMode)//设计模式下不执行，也可以用#if !DesignMode { } } ComboBox ffCombobox; TextBox addressTextBox; ListBox driveList; DataGrid dataGrid; string currentPath; #if !DesignMode //用户代码写到这里，设计器下不执行，防止设计器出错 protected override void OnInitialized() { base.OnInitialized(); dataGrid = FindPresenterByName(nameof(dataGrid)); driveList = FindPresenterByName(nameof(driveList)); addressTextBox = FindPresenterByName(nameof(addressTextBox)); ffCombobox = FindPresenterByName(nameof(ffCombobox)); if (CPF.Platform.Application.OperatingSystem == CPF.Platform.OperatingSystemType.Windows) { var ds = DriveInfo.GetDrives(); if (ds != null) { foreach (var item in ds) { driveList.Items.Add((item.VolumeLabel + " (" + item.Name + ")", item.Name)); } } } else { driveList.Items.Add(("Home", "/home")); driveList.Items.Add(("其他位置", "/")); } if (FileFilter == null) { ffCombobox.Items.Add("全部文件"); } else { ffCombobox.Items.Add($"{FileFilter.Name} ({FileFilter.Extensions})"); } ffCombobox.SelectedIndex = 0; } //用户代码 #endif void addressKeyDown(CpfObject obj, KeyEventArgs eventArgs) { if (eventArgs.Key == Keys.Enter) { OpenDirectory(); } } void DriveMouseDown(CpfObject obj, ListBoxItemMouseEventArgs eventArgs) { addressTextBox.Text = (((string, string))eventArgs.Item.Content).Item2; OpenDirectory(); } void OpenDirectory() { var path = addressTextBox.Text; try { var ds = Directory.GetDirectories(path); var files = Directory.GetFiles(path); dataGrid.Items.Clear(); dataGrid.SelectedIndexs.Clear(); currentPath = path; if (ds != null) { foreach (var item in ds) { var dirInfo = new DirectoryInfo(item); if (dirInfo.Attributes.HasFlag(FileAttributes.Hidden)) { continue; } dataGrid.Items.Add(new ItemInfo { DateTime = dirInfo.LastWriteTime.ToString("yyyy-MM-dd HH:mm:ss"), Name = dirInfo.Name, Path = dirInfo.FullName }); } } if (files != null) { string[] exs = null; if (FileFilter != null) { exs = FileFilter.Extensions.ToLower().Split(','); } foreach (var item in files) { var file = new FileInfo(item); if (file.Attributes.HasFlag(FileAttributes.Hidden)) { continue; } if (exs != null) { if (string.IsNullOrEmpty(file.Extension)) { continue; } var ex = file.Extension.ToLower().TrimStart('.'); if (!exs.Any(a => a == ex)) { continue; } } dataGrid.Items.Add(new ItemInfo { DateTime = file.LastWriteTime.ToString("yyyy-MM-dd HH:mm:ss"), Name = file.Name, Path = file.FullName, Size = GetFileSize(file.Length), IsFile = true }); } } } catch (Exception e) { MessageBox.Show(e.Message); } } /// /// 格式化文件大小的C#方法 /// /// 文件的大小,传入的是一个bytes为单位的参数 /// 格式化后的值 private static string GetFileSize(long filesize) { if (filesize < 0) { return "0"; } else if (filesize >= 1024 * 1024 * 1024) //文件大小大于或等于1024MB { return string.Format("{0:0.00} GB", (double)filesize / (1024 * 1024 * 1024)); } else if (filesize >= 1024 * 1024) //文件大小大于或等于1024KB { return string.Format("{0:0.00} MB", (double)filesize / (1024 * 1024)); } else if (filesize >= 1024) //文件大小大于等于1024bytes { return string.Format("{0:0.00} KB", (double)filesize / 1024); } else { return string.Format("{0:0.00} bytes", filesize); } } void itemDoubleClick(CpfObject obj, DataGridCellEventArgs eventArgs) { var info = eventArgs.Cell.DataContext as ItemInfo; if (info.IsFile) { DialogResult = info.Path; } else { addressTextBox.Text = info.Path; OpenDirectory(); } } void Cancel(CpfObject obj, RoutedEventArgs eventArgs) { this.Close(); } void Ok(CpfObject obj, RoutedEventArgs eventArgs) { var info = dataGrid.SelectedValue as ItemInfo; if (info != null && info.IsFile) { DialogResult = info.Path; } } void parentDir(CpfObject obj, RoutedEventArgs eventArgs) { try { if (string.IsNullOrWhiteSpace(currentPath)) { return; } var dic = new DirectoryInfo(currentPath); if (dic.Parent == null) { return; } addressTextBox.Text = dic.Parent.FullName; OpenDirectory(); } catch (Exception e) { MessageBox.Show(e.Message); } } /// /// 文件过滤 /// [NotCpfProperty] public FileDialogFilter FileFilter { get; set; }// = new FileDialogFilter { Extensions = "dll", Name = "dll" }; } }