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