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开发学院软件开发C语言 C#实现文件管理器—by henryqin 阅读

C#实现文件管理器—by henryqin

 2009-04-04 08:22:43 来源:WEB开发网 闂傚倸鍊搁崐鎼佸磹閹间礁纾归柟闂寸绾剧懓顪冪€n亜顒㈡い鎰Г閹便劌顫滈崱妤€骞婄紓鍌氬€瑰銊╁箟缁嬫鍚嬮柛顐線缂冩洟姊婚崒娆戭槮婵犫偓闁秵鎯為幖娣妼缁愭鏌″搴′簽濞戞挸绉甸妵鍕冀椤愵澀娌梺缁樻尪閸庣敻寮婚敐澶婂嵆闁绘劖绁撮崑鎾诲捶椤撴稑浜炬慨妯煎亾鐎氾拷闂傚倸鍊搁崐鎼佸磹閹间礁纾归柟闂寸绾剧懓顪冪€n亝鎹i柣顓炴閵嗘帒顫濋敐鍛婵°倗濮烽崑娑⑺囬悽绋挎瀬闁瑰墽绮崑鎰版煙缂佹ê绗ч柍褜鍓﹂崣鍐潖閸濆嫅褔宕惰娴犲ジ姊虹拠鑼闁煎綊绠栭幃楣冩倻閽樺鎽曢梺闈涱檧婵″洭宕㈤悽鍛娾拺閻熸瑥瀚烽崯蹇涙煕閻樺磭澧甸柕鍡楀€圭缓浠嬪川婵犲嫬骞堥梺纭呭閹活亞妲愰弴鐔哄ⅰ闂傚倷绶氬ḿ褍煤閵堝洠鍋撳顐㈠祮闁绘侗鍣i獮鎺懳旈埀顒傜不閿濆棛绡€闂傚牊绋戦弳娆徝瑰⿰鍫㈢暫闁哄矉缍佹慨鈧柍鎯版硾濠€杈ㄧ珶閺囩喓绡€婵﹩鍘鹃崢鐢告⒑缂佹ê濮﹂柛鎾村哺閹ɑ娼忛妸銈囩畾闂佸湱绮敮鐐存櫠濞戞氨纾肩紓浣贯缚濞插鈧娲栧畷顒冪亙闂佸憡鍔曢崯鐘诲礈濠靛牊宕叉繛鎴炨缚閺嗗棗鈹戦悩杈厡闁轰焦鐗滅槐鎾存媴娴犲鎽甸梺鍦嚀濞层倝鎮鹃悜钘夌闁规惌鍘介崓鐢告⒑閻熸澘鎮侀柣鎺炵畵閹骞栨担鍏夋嫽婵炶揪绲块崕銈夊吹閳ь剟姊洪幖鐐测偓鏍偋閻樿崵宓侀煫鍥ㄧ⊕閺呮悂鏌ㄩ悤鍌涘濠电姷鏁告慨鐑藉极閸涘﹥鍙忛柣鎴f閺嬩線鏌涘☉姗堟敾闁告瑥绻戦妵鍕箻閸楃偟浠肩紓浣哄閸ㄥ爼寮诲☉銏犵疀闂傚牊绋掗悘鍫ユ倵閻熺増鍟炵紒璇插暣婵$敻宕熼姘鳖啋闁诲酣娼ч幗婊堟偩婵傚憡鈷戠痪顓炴媼濞兼劖绻涢懠顒€鏋庢い顐㈢箳缁辨帒螣閼测晜鍤岄梻渚€鈧偛鑻晶顔肩暆閿濆牆鍔垫い锔界叀閹繝濡舵径瀣帾闂佸壊鍋呯换鍐磻椤忓懐绠剧€瑰壊鍠曠花濠氬箚閻斿吋鈷戦悗鍦У閵嗗啴鏌ら崘鑼煟鐎规洘绻堥弫鍐焵椤掑嫧鈧棃宕橀鍢壯囨煕閳╁喚娈橀柣鐔稿姍濮婃椽鎮℃惔鈩冩瘣闂佺粯鐗曢妶绋跨暦閻戞ḿ绡€闁搞儜鍐ㄧギ闂備線娼ф蹇曟閺囥垹鍌ㄦい蹇撶墛閳锋垿鏌熼懖鈺佷粶闁告梹顨婇弻锟犲川椤旈敮濮囩紓浣稿€圭敮鐔妓囩€靛摜纾奸弶鍫涘妼缁楁碍绻涢悡搴g闁糕斁鍓濋幏鍛存煥鐎e灚缍楅梻鍌氬€峰ù鍥ь浖閵娾晜鍊块柨鏇炲€哥粻鏌ユ煕閵夘喖澧柡瀣╃窔閺岀喖宕滆鐢盯鏌¢崨顔藉€愰柡灞诲姂閹倝宕掑☉姗嗕紦闂傚倸鍊搁崐鎼佸磹閹间礁纾归柟闂寸绾剧懓顪冪€n亜顒㈡い鎰Г閹便劌顫滈崱妤€骞婄紓鍌氬€瑰銊╁箟缁嬫鍚嬮柛顐線缂冩洟姊婚崒娆戭槮婵犫偓闁秵鎯為幖娣妼缁愭鏌″搴′簽濞戞挸绉甸妵鍕冀椤愵澀娌梺缁樻尪閸庣敻寮婚敐澶婂嵆闁绘劖绁撮崑鎾诲捶椤撴稑浜炬慨妯煎亾鐎氾拷  闂傚倸鍊搁崐鎼佸磹閹间礁纾归柟闂寸绾惧綊鏌i幋锝呅撻柛銈呭閺屻倝宕妷锔芥瘎婵炲濮靛銊ф閹捐纾兼繛鍡樺笒閸橈紕绱撴笟鍥ф珮闁搞劌鐖兼俊鎾礃椤旂厧绐涢梺鍝勵槹閸ㄥ綊宕㈠ú顏呭€垫鐐茬仢閸旀碍銇勯敂璇茬仸鐎规洩绻濋獮搴ㄦ嚍閵壯冨妇闂傚⿴鍋勫ú锕€煤閺嶃劎澧¢梻鍌欐祰椤曆呪偓鍨浮瀹曟粓鎮㈡總澶嬬稁闂佹儳绻愬﹢杈╁閸忛棿绻嗘い鏍ㄧ閹牊銇勯銏㈢劯婵﹥妞藉畷鐑筋敇濞戞瑥鐝遍梻浣呵归鍛涘┑瀣畾闁逞屽墯閵囧嫯绠涢幘瀵搞偐濠碘槅鍨扮€氭澘顫忓ú顏勪紶闁告洦鍓氶幏鍗炩攽閻愭彃绾у畝锝呮健楠炴垿濮€閻橆偅鏂€婵犵數濮寸€氼噣寮堕幖浣光拺闁告繂瀚婵嗏攽椤旀儳鍘撮柟顔诲嵆婵$兘鍩¢崒妤佸濠电偠鎻徊浠嬪箹椤愩倖鏆滈悹杞拌閻斿棝鏌i悢宄扮盎闁衡偓閼姐倗纾奸柛灞炬皑瀛濆Δ妤婁簷閸楀啿鐣烽悡搴僵闁挎繂鎳嶆竟鏇㈡⒑閸濆嫬鏆欓柣妤€妫涚划鍫ュ礃閳瑰じ绨婚棅顐㈡搐濞寸兘藝閿曗偓闇夋繝濠傜墢閻f椽鏌$仦璇插闁宠鍨垮畷鍗炩槈閹典礁浜炬俊銈傚亾妞ゎ叀鍎婚¨渚€鏌涢悩宕囧⒌婵犫偓娓氣偓濮婅櫣绱掑Ο鏇熷灴閹兘濡疯閸嬫挸顫濋悡搴㈢亾缂備緡鍠氱划顖炲Χ閿濆绀冮柍鍝勫暙楠炲牊淇婇悙顏勨偓鏍礉閹达箑纾归柡鍥ュ灩閸戠娀骞栧ǎ顒€濡介柣鎾跺枛閻擃偊宕惰閸庡繘鏌涢弮鈧划鎾诲蓟閺囥垹鐐婄憸宥夘敂椤撶姭鍋撳▓鍨灍婵炲吋鐟ㄩ悘鎺楁⒑閸涘﹦绠撻悗姘煎墲椤ゅ倹绻濈喊澶岀?闁稿鍨垮畷鎰板箣閿曗偓閸ㄥ倹绻涘顔荤凹闁稿绻濋弻宥夊传閸曨剙娅g紓浣哄У閻楃娀寮诲澶婄厸濞达絽鎲″▓鏌ユ⒑缁嬫寧鎹i柛鐘崇墵瀵寮撮姀鐘靛€為悷婊冪Ф閼鸿鲸绻濆顓犲幍闂佸憡鍨崐鏍偓姘炬嫹
核心提示: //上下文菜单项 ContextMenuStrip1.Items.Add(msEditNew); ContextMenuStrip1.Items.Add(msEditBar1); ContextMenuStrip1.Items.Add(msEditCut); ContextMenuStri

//上下文菜单项

ContextMenuStrip1.Items.Add(msEditNew);

ContextMenuStrip1.Items.Add(msEditBar1);

ContextMenuStrip1.Items.Add(msEditCut);

ContextMenuStrip1.Items.Add(msEditPaste);

ContextMenuStrip1.Items.Add(msEditDelete);

ContextMenuStrip1.Items.Add(msEditBar2);

这样就OK了,你在目标控件上按右键时将弹出快捷菜单。

通过上面的介绍,大家应该能明白本例中要实现的效果,需要用到的控件及重要属性等,下面,就可以切入正题,如何通过编程,实现我们上面提到的功能。呵呵,再提一点,也是比较重要的:C#是一种面向对象的编程语言,因此,在编程之前我们就要有“面向对象编程”的思想,在编程的过程中贯彻这样的思想,

同时,这也是符合目前公司里的编程思想。还有一点,尽量做到代码的规范,可以为以后再次开发或别人阅读我们程序起到简便明了的作用。

主要有两个类:Folder.cs和Txt.cs,分别是对文件和文本的相关操作。类里的方法,我都做了详尽的注释,如果还有什么不明白,可以联系我。

Folder.cs

CODE:

using System;
using System.Collections.Generic;
using System.Text;
using System.Windows.Forms;
using System.IO;

namespace FileManager.Class
{
    public class Folder
    {
        /// <summary>
        /// 新建文件夹
        /// </summary>
        /// <param name="filename">文件夹名</param>
        /// <param name="path">文件夹路径</param>
        public static void NewFolder(string foldername, string path)
        {
            foldername.Trim();
            //如果输入信息为空,提示
            if (foldername == "")
            {
                MessageBox.Show("目录名不能为空");
                return;
            }
            else
            {
                string FullName = path + "" + foldername;
                //如果该文件以及存在
                if (Directory.Exists(FullName))
                {
                    MessageBox.Show("该目录已经存在,请重命名");
                    return;
                }
                else
                {
                    //新建文件夹
                    Directory.CreateDirectory(FullName);
                }
            }
        }

        /// <summary>
        /// 新建文件夹(Enter键触发)
        /// </summary>
        /// <param name="filename">文件夹名</param>
        /// <param name="path">文件夹路径</param>
        public static void Enter(string foldername, string path)
        {
            foldername.Trim();
            if (foldername == "")
            {
                MessageBox.Show("目录名不能为空!");
                return;
            }
            else if (Directory.Exists(path + "" + foldername))
            {
                MessageBox.Show("该目录以及存在,请重新命名");
                return;
            }
            else
            {
                Directory.CreateDirectory(path + "" + foldername);
            }

        }

        /// <summary>
        /// //获取文件夹名,

截取“”
        /// </summary>
        /// <param name="DirectoryPath">文件夹完整路径</param>
        /// <returns></returns>
        internal static int DirectoryName(string DirectoryPath)
        {
            int j = 0;
            char[] c = DirectoryPath.ToCharArray();
            for (int i = c.Length - 1; i >= 0; i--)//从后面截取
            {
                j = i;
                if (c[i].ToString() == "")
                {
                    break;//遇""调处,并返回""的位置
                }
            }
            return j + 1;
        }
        /// <summary>
        /// 在指定目录下新建一个文件夹
        /// </summary>
        /// <param name="path"></param>
        /// <param name="name"></param>
        public static void CreateDir(string path, string name)
        {
            Directory.CreateDirectory(path + "" + name);
        }

        /// <summary>
        /// 复制文件
        /// </summary>
        /// <param name="oldDir">原文件所在文件夹路径</param>
        /// <param name="Name">文件名</param>
        /// <param name="newDir">新文件夹路径</param>
        public static void CopyFile(string oldDir, string Name, string newDir)
        {
            File.Copy(oldDir + "" + Name, newDir + "" + Name);
        }

        /// <summary>
        /// 复制文件
        /// </summary>
        /// <param name="oldDir">原文件所在文件夹路径</param>
        /// <param name="newDir">新文件夹路径</param>
        public static void CopyFile(string oldDir, string newDir)
        {
            string name = oldDir.Substring(DirectoryName(oldDir));
            File.Copy(oldDir, newDir + "" + name);
        }

        /// <summary>
        /// 删除指定文件夹
        /// </summary>
        /// <param name="strDir">文件夹完整路径</param>
        /// <param name="recursive">是否删除文件夹子项</param>
        public static void DeleteFolder(string strDir, bool recursive)
        {
            Directory.Delete(strDir, recursive);
        }

        /// <summary>
        /// 返回指定路径的DirectoryInfo
        /// </summary>
        /// <returns></returns>
        public static DirectoryInfo GetDir(string path)
        {
            return new DirectoryInfo(path);
        }
    }
}
Txt.cs

CODE:

using System;
using System.Collections.Generic;
using System.Text;
using System.Windows.Forms;
using System.IO;
using System.Drawing;

namespace FileManager.Class
{
    public class Txt
    {
        public Txt()
        {

        }
        /// <summary>
        /// 新建文件
        /// </summary>
        /// <param name="filename">文件名</param>
        /// <param name="path">文件路径</param>
        public static void NewFile(string filename,string path)
        {
            filename.Trim();
            if (filename == "")
            {
                MessageBox.Show("文件名不能为空~!");
            }
            else
            {
                if (File.Exists(path + "" + filename+".txt"))
                {
                    MessageBox.Show("该文件名已经存在,请重命名");
                }
                else
                {
                    string FullName = path + "" + filename + ".txt";   //获得文件完整信息
                    StreamWriter Sw = File.CreateText(FullName);
                }
            }
        }
        /// <summary>
        /// 新建文件(Enter键触发)
        /// </summary>
        /// <param name="filename">文件名</param>
        /// <param name="path">文件路径</param>
        public static void Enter(string filename, string path)
        {
            filename.Trim();
            if (filename == "")
            {
                MessageBox.Show("文件名不能为空~!");
            }
            else
            {
                if (File.Exists(path + "" + filename+".txt"))
                {
                    MessageBox.Show("该文件名已经存在,请重命名");
                }
                else
                {
                    string FullName = path + "" + filename + ".txt";   //获得文件完整信息
                    StreamWriter Sw = File.CreateText(FullName);
                }
            }
        }
        /// <summary>
        /// 读取显示
        /// </summary>
        /// <param name="filename">文本文件名</param>
        /// <param name="contents">内容</param>
        public static string Display(string filename)
        {//读取显示
            try
            {
                string contents;
                FileStream fs = new FileStream(filename, FileMode.Open, FileAccess.Read);   //读出所打开的文本文件
                StreamReader reader = new StreamReader(fs);     //实例化一个streamreader
                contents = reader.ReadToEnd();           //将数据显示
                fs.Close();
                return contents;
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message);
                return "";
            }
        }
        /// <summary>
        /// 打开
        /// </summary>
        /// <param name="ofd">打开对话框</param>
        /// <param name="fullname">文本文件名</param>
        /// <param name="contents">内容</param>
        public static void Open(OpenFileDialog ofd,string fullname,string contents)
        {//打开文本
            try
            {
                if (ofd.ShowDialog() == DialogResult.OK)
                {
                    string fileName = ofd.FileName;     //文件名
                    FileStream fs = new FileStream(fileName, FileMode.Open, FileAccess.Read);
                    StreamReader reader = new StreamReader(fs);
                    fullname = fileName;
                    contents = reader.ReadToEnd();
                    fs.Close();
                }
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message);
            }
        }
        /// <summary>
        /// 保存
        /// </summary>
        /// <param name="fullname">文本文件名</param>
        /// <param name="contents">内容</param>
        public static void Save(string fullname,string contents)
        {//保存
            try
            {
                StreamWriter writer = new StreamWriter(fullname);
                writer.Write(contents);      //用write()方法把txtContent的数据写入文件
                writer.Close();
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message);
            }
        }
        /// <summary>
        /// 另存为
        /// </summary>
        /// <param name="sfd">保存对话框</param>
        /// <param name="contents">内容</param>
        public static void SaveAs(SaveFileDialog sfd,string contents)
        {
            if (sfd.ShowDialog() == DialogResult.OK)
            {
                string fileName = sfd.FileName;
                try
                {
                    Stream stream = File.OpenWrite(fileName);
                    using (StreamWriter writer = new StreamWriter(stream))
                    {
                        writer.Write(contents);
                        writer.Close();
                    }
                }
                catch (Exception ex)
                {
                    MessageBox.Show(ex.Message);
                }
            }
        }
        /// <summary>
        /// 粗体
        /// </summary>
        /// <param name="rtb"></param>
        public static void Bold(RichTextBox rtb)
        {
            Font newFont = new Font(rtb.SelectionFont,
                        (rtb.SelectionFont.Bold ?
                         rtb.SelectionFont.Style & ~FontStyle.Bold :
                         rtb.SelectionFont.Style | FontStyle.Bold));
            rtb.SelectionFont = newFont;
        }
        /// <summary>
        /// 斜体
        /// </summary>
        /// <param name="rtb"></param>
        public static void Italic(RichTextBox rtb)
        {
            Font newFont = new Font(rtb.SelectionFont,
           (rtb.SelectionFont.Italic ?
            rtb.SelectionFont.Style & ~FontStyle.Italic :
            rtb.SelectionFont.Style | FontStyle.Italic));
            rtb.SelectionFont = newFont;
        }
        /// <summary>
        /// 下划线
        /// </summary>
        /// <param name="rtb"></param>
        public static void Underline(RichTextBox rtb)
        {
            Font newFont = new Font(rtb.SelectionFont,
           (rtb.SelectionFont.Underline ?
            rtb.SelectionFont.Style & ~FontStyle.Underline :
            rtb.SelectionFont.Style | FontStyle.Underline));
            rtb.SelectionFont = newFont;
        }
        /// <summary>
        /// 复制
        /// </summary>
        /// <param name="rtb"></param>
        public static void Copy(RichTextBox rtb)
        {
            if (rtb.SelectedText.Equals(""))
                return;
            Clipboard.SetDataObject(rtb.SelectedText, true);
        }
        /// <summary>
        /// 剪切
        /// </summary>
        /// <param name="rtb"></param>
        public static void Cut(RichTextBox rtb)
        {
            if (rtb.SelectedText.Length > 0)
            {
                try
                {
                    rtb.Cut();
                }
                catch (Exception ex)
                {
                    MessageBox.Show(ex.Message);
                }
            }
        }
        /// <summary>
        /// 粘贴
        /// </summary>
        /// <param name="rtb"></param>
        public static void Paste(RichTextBox rtb)
        {
            rtb.Paste();
        }
        /// <summary>
        /// 退出
        /// </summary>
        /// <param name="fullname">文本文件全名</param>
        /// <param name="contents">内容</param>
        public static void Exit(string fullname,string contents)
        {
            if (MessageBox.Show("      是否保存文件",

"提示", MessageBoxButtons.OKCancel) == DialogResult.OK)
            {
                try
                {
                    StreamWriter writer = new StreamWriter(fullname);
                    writer.Write(contents);      //用write()方法把txtContent的数据写入文件
                    writer.Close();
                }
                catch (Exception ex)
                {
                    MessageBox.Show(ex.Message);
                }
            }
        }
        /// <summary>
        /// 在指定目录新建一个文本文件
        /// </summary>
        /// <param name="path"></param>
        /// <param name="name"></param>
        /// <returns></returns>
        public static StreamWriter CreateText(string path, string name)
        {
            return File.CreateText(path + "" + name);
        }

        /// <summary>
        /// 删除指定文件
        /// </summary>
        /// <param name="strFile">文件完整路径</param>
        public static void DeleteFile(string strFile)
        {
            File.Delete(strFile);
        }
    }
}

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