453 lines
15 KiB
C#
453 lines
15 KiB
C#
/******************************************************************************
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* SunnyUI 开源控件库、工具类库、扩展类库、多页面开发框架。
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* CopyRight (C) 2012-2023 ShenYongHua(沈永华).
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* QQ群：56829229 QQ：17612584 EMail：SunnyUI@QQ.Com
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*
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* Blog: https://www.cnblogs.com/yhuse
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* Gitee: https://gitee.com/yhuse/SunnyUI
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* GitHub: https://github.com/yhuse/SunnyUI
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*
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* SunnyUI.dll can be used for free under the GPL-3.0 license.
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* If you use this code, please keep this note.
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* 如果您使用此代码，请保留此说明。
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******************************************************************************
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* 文件名称: UDir.cs
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* 文件说明: 目录扩展类
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* 当前版本: V3.1
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* 创建日期: 2020-01-01
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*
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* 2020-01-01: V2.2.0 增加文件说明
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******************************************************************************/
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Text.RegularExpressions;
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using System.Windows.Forms;
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namespace Sunny.UI
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{
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/// <summary>
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/// 目录扩展类
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/// </summary>
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public static class DirEx
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{
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/// <summary>
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/// 调用WINAPI删除文件夹
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/// </summary>
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/// <param name="directory">文件夹</param>
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public static void Delete(this string directory)
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{
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if (Directory.Exists(directory))
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{
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var files = Directory.EnumerateFiles(directory, "*", SearchOption.AllDirectories);
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foreach (string file in files)
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{
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Win32.Kernel.DeleteFile(file);
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}
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var directories = Directory.EnumerateDirectories(directory, "*", SearchOption.AllDirectories);
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foreach (string dir in directories)
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{
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Directory.Delete(dir, true);
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}
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}
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}
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/// <summary>
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/// 当前可执行文件路径，末尾包括文件夹分隔符(windows为\，linux为/)
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/// </summary>
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/// <returns>结果</returns>
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public static string CurrentDir()
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{
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//return Environment.CurrentDirectory.DealPath();
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return AppDomain.CurrentDomain.BaseDirectory.DealPath();
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}
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/// <summary>
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/// 选择文件夹
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/// </summary>
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/// <param name="desc">说明</param>
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/// <param name="dir">返回true则path为选择文件夹路径</param>
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/// <param name="showNewButton">显示新建文件夹按钮</param>
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/// <returns>是否选择文件夹</returns>
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public static bool SelectDir(string desc, ref string dir, bool showNewButton = true)
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{
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bool bOk = false;
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using (FolderBrowserDialog fd = new FolderBrowserDialog { Description = desc, ShowNewFolderButton = showNewButton })
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{
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fd.SelectedPath = dir;
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if (fd.ShowDialog() == DialogResult.OK)
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{
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dir = fd.SelectedPath.DealPath();
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bOk = true;
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}
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}
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return bOk;
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}
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/// <summary>
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/// 选择文件夹
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/// </summary>
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/// <param name="desc">说明</param>
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/// <param name="dir">返回true则path为选择文件夹路径</param>
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/// <returns>是否选择文件夹</returns>
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public static bool SelectDirEx(string desc, ref string dir)
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{
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bool bOk = false;
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using (FolderBrowserDialogEx fd = new FolderBrowserDialogEx { Description = desc, DirectoryPath = dir })
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{
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if (fd.ShowDialog(null) == DialogResult.OK)
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{
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dir = fd.DirectoryPath.DealPath();
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bOk = true;
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}
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}
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return bOk;
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}
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/// <summary>
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/// Temp文件夹，末尾包括\
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/// </summary>
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/// <returns>结果</returns>
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public static string TempPath()
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{
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return Path.GetTempPath().DealPath();
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}
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/// <summary>
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/// Temp文件夹下唯一的新建临时文件夹，末尾包括\
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/// </summary>
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/// <returns>结果</returns>
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public static string TempRandomPath()
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{
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string path = FileEx.TempFileName(false);
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Directory.CreateDirectory(path);
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return path.DealPath();
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}
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/// <summary>
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/// 检测指定目录是否存在
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/// </summary>
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/// <param name="dir">目录的绝对路径</param>
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/// <returns>结果</returns>
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public static bool Exists(string dir)
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{
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return Directory.Exists(dir);
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}
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/// <summary>
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/// 创建一个目录
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/// </summary>
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/// <param name="dir">目录的绝对路径</param>
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public static void CreateDir(string dir)
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{
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//如果目录不存在则创建该目录
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if (!Exists(dir))
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{
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Directory.CreateDirectory(dir);
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}
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}
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/// <summary>
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/// 尝试删除非空文件夹
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/// </summary>
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/// <param name="dir">文件夹</param>
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/// <returns>结果</returns>
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public static bool TryDelete(string dir)
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{
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try
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{
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Directory.Delete(dir);
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return !Directory.Exists(dir);
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}
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catch (Exception ex)
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{
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Console.WriteLine(ex.Message);
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return false;
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}
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}
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/// <summary>
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/// 清空指定的文件夹，但不删除文件夹
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/// </summary>
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/// <param name="dir">文件夹</param>
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public static void EmptyDir(string dir)
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{
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foreach (string d in Directory.GetFileSystemEntries(dir))
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{
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if (File.Exists(d))
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{
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FileInfo fi = new FileInfo(d);
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if (fi.Attributes.ToString().IndexOf("ReadOnly", StringComparison.Ordinal) != -1)
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{
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fi.Attributes = FileAttributes.Normal;
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}
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fi.TryDelete();
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}
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else
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{
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DirectoryInfo d1 = new DirectoryInfo(d);
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EmptyDir(d1.FullName); //递归删除子文件夹
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TryDelete(d);
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}
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}
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}
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/// <summary>
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/// 删除指定的文件夹
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/// </summary>
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/// <param name="dir">文件夹</param>
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public static void DeleteDir(string dir)
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{
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EmptyDir(dir);
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TryDelete(dir);
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}
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/// <summary>
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/// 调用系统资源管理器打开文件夹，如果是文件则选中文件
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/// </summary>
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/// <param name="dir">文件夹</param>
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public static void OpenDir(string dir)
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{
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if (File.Exists(dir))
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{
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System.Diagnostics.Process.Start("Explorer.exe", @"/select," + dir);
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}
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if (Exists(dir))
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{
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System.Diagnostics.Process.Start("Explorer.exe", dir);
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}
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}
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/// <summary>
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/// 在指定目录下创建以年月日分级的子目录，末尾包括\
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/// </summary>
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/// <param name="dt">日期</param>
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/// <param name="path">文件夹</param>
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/// <param name="createIfNotExist">不存在是否创建</param>
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/// <returns>文件夹名</returns>
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public static string YearMonthDayFolder(this DateTime dt, string path, bool createIfNotExist = false)
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{
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if (path.IsNullOrEmpty())
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{
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return path;
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}
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string result = path.DealPath() + dt.YearString() + "\\" + dt.YearMonthString() + "\\" + dt.DateString() + "\\";
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if (createIfNotExist)
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{
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DirEx.CreateDir(result);
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}
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return result;
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}
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/// <summary>
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/// 在指定目录下创建以年月分级的子目录，末尾包括\
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/// </summary>
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/// <param name="dt">日期</param>
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/// <param name="path">文件夹</param>
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/// <param name="createIfNotExist">不存在是否创建</param>
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/// <returns>文件夹名</returns>
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public static string YearMonthFolder(this DateTime dt, string path, bool createIfNotExist = false)
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{
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if (path.IsNullOrEmpty())
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{
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return path;
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}
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string result = path.DealPath() + dt.YearString() + "\\" + dt.YearMonthString() + "\\";
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if (createIfNotExist)
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{
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DirEx.CreateDir(result);
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}
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return result;
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}
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/// <summary>
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/// 创建年月文件夹，末尾包括\
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/// </summary>
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/// <param name="dir">路径</param>
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/// <param name="datetime">时间</param>
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/// <returns>文件夹</returns>
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public static string CreateYearMonthFolder(string dir, DateTime datetime)
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{
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return datetime.YearMonthFolder(dir, true);
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}
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/// <summary>
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/// 创建年月日文件夹，末尾包括\
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/// </summary>
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/// <param name="dir">路径</param>
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/// <param name="datetime">时间</param>
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/// <returns>文件夹</returns>
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public static string CreateYearMonthDayFolder(string dir, DateTime datetime)
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{
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return datetime.YearMonthDayFolder(dir, true);
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}
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/// <summary>
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/// 获取指定目录中的匹配项（文件或目录）
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/// </summary>
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/// <param name="dir">要搜索的目录</param>
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/// <param name="regexPattern">项名模式（正则）。null表示忽略模式匹配，返回所有项</param>
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/// <param name="depth">递归深度。负数表示不限，0表示仅顶级</param>
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/// <param name="throwEx">是否抛异常</param>
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/// <returns>结果</returns>
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public static string[] GetFileSystemEntries(string dir, string regexPattern = null, int depth = 0, bool throwEx = false)
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{
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List<string> lst = new List<string>();
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try
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{
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foreach (string item in Directory.GetFileSystemEntries(dir))
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{
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try
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{
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string filename = Path.GetFileName(item);
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if (regexPattern == null || Regex.IsMatch(filename, regexPattern, RegexOptions.IgnoreCase | RegexOptions.Multiline))
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{
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lst.Add(item);
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}
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//递归
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if (depth != 0 && (File.GetAttributes(item) & FileAttributes.Directory) == FileAttributes.Directory)
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{
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lst.AddRange(GetFileSystemEntries(item, regexPattern, depth - 1, throwEx));
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}
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}
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catch
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{
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if (throwEx)
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{
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throw;
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}
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}
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}
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}
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catch
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{
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if (throwEx)
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{
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throw;
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}
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}
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return lst.ToArray();
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}
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/// <summary>
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/// 获取指定目录中的匹配文件
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/// </summary>
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/// <param name="dir">要搜索的目录</param>
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/// <param name="regexPattern">文件名模式（正则）。null表示忽略模式匹配，返回所有文件</param>
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/// <param name="depth">递归深度。负数表示不限，0表示仅顶级</param>
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/// <param name="throwEx">是否抛异常</param>
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/// <returns>结果</returns>
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public static string[] GetFiles(string dir, string regexPattern = null, int depth = 0, bool throwEx = false)
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{
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List<string> lst = new List<string>();
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try
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{
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foreach (string item in Directory.GetFileSystemEntries(dir))
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{
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try
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{
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bool isFile = (File.GetAttributes(item) & FileAttributes.Directory) != FileAttributes.Directory;
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string filename = Path.GetFileName(item);
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if (isFile && (regexPattern == null || Regex.IsMatch(filename, regexPattern, RegexOptions.IgnoreCase | RegexOptions.Multiline)))
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{
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lst.Add(item);
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}
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//递归
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if (depth != 0 && !isFile)
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{
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lst.AddRange(GetFiles(item, regexPattern, depth - 1, throwEx));
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}
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}
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catch
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{
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if (throwEx)
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{
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throw;
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}
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}
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}
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}
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catch
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{
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if (throwEx)
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{
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throw;
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}
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}
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return lst.ToArray();
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}
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/// <summary>
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/// 获取指定目录中的匹配目录
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/// </summary>
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/// <param name="dir">要搜索的目录</param>
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/// <param name="regexPattern">目fu录名模式（正则）。null表示忽略模式匹配，返回所有目录</param>
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/// <param name="depth">递归深度。负数表示不限，0表示仅顶级</param>
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/// <param name="throwEx">是否抛异常</param>
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/// <returns>结果</returns>
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public static string[] GetDirectories(string dir, string regexPattern = null, int depth = 0, bool throwEx = false)
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{
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List<string> lst = new List<string>();
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try
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{
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foreach (string item in Directory.GetDirectories(dir))
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{
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try
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{
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string filename = Path.GetFileName(item);
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if (filename == null)
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{
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continue;
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}
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if (regexPattern == null || Regex.IsMatch(filename, regexPattern, RegexOptions.IgnoreCase | RegexOptions.Multiline))
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{
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lst.Add(item);
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}
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//递归
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if (depth != 0)
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{
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lst.AddRange(GetDirectories(item, regexPattern, depth - 1, throwEx));
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}
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}
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catch
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{
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if (throwEx)
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{
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throw;
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}
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}
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}
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}
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catch
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{
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if (throwEx)
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{
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throw;
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}
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}
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return lst.ToArray();
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}
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}
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} |