private void delFileToolStripMenuItem_Click_1(object sender, EventArgs e)
{
OS_Simulation.FileFunction delfile = new OS_Simulation.FileFunction();
string pathname = delfile.GetPathname(treeView1.SelectedNode.FullPath);
string[] names = pathname.Split(new char[] { '\\', '.' });
string harddisk = "";
if (names[0] == "c:" || names[0] == "C:")
{
harddisk = "disk1.txt";
}
if (names[0] == "d:" || names[0] == "D:")
{
harddisk = "disk2.txt";
}
string[] name = pathname.Split(new char[] { '\\' });
if (name[name.Length - 1].Length == 3)
{
delfile.DeleteMenu(pathname, harddisk);
}
else
{
delfile.DeleteFile(pathname, harddisk);
}
delfile.ReadFile(treeView1, contextMenuStrip1, imageList1);
delfile.DrawDisk(groupBox3, "disk2.txt");
delfile.DrawDisk(groupBox2, "disk1.txt");
}
public Form_File()
{
InitializeComponent();
OS_Simulation.FileFunction newfile = new OS_Simulation.FileFunction();
newfile.ReadFile(treeView1, contextMenuStrip1, imageList1);
newfile.DrawDisk(groupBox2, "disk1.txt"); //磁盘显示
newfile.DrawDisk(groupBox3, "disk2.txt"); //磁盘显示
}
private void pastFileToolStripMenuItem_Click_1(object sender, EventArgs e)
{
OS_Simulation.FileFunction copyfile = new OS_Simulation.FileFunction();
cpathname2 = copyfile.GetPathname(treeView1.SelectedNode.FullPath);
string[] names1 = cpathname1.Split(new char[] { '\\', '.' });
string[] names2 = cpathname2.Split(new char[] { '\\', '.' });
string harddisk1 = "";
string harddisk2 = "";
if (names1[0] == "c:" || names1[0] == "C:")
{
harddisk1 = "disk1.txt";
}
if (names1[0] == "d:" || names1[0] == "D:")
{
harddisk1 = "disk2.txt";
}
if (string.Equals(names1[0], names2[0]))
{
harddisk2 = harddisk1;
}
else
{
if (harddisk1 == "disk1.txt")
{
harddisk2 = "disk2.txt";
}
else
{
harddisk2 = "disk1.txt";
}
}
if (flag == 1)
{
copyfile.DeepCopyFile(cpathname1, cpathname2, harddisk1, harddisk2);
}
if (flag == 2 && string.Equals(names1[0], names2[0])) //盘内剪切
{
copyfile.CutFile(cpathname1, cpathname2, harddisk1);
}
if (flag == 2 && !string.Equals(names1[0], names2[0])) //磁盘间的剪切
{
copyfile.DeepCopyFile(cpathname1, cpathname2, harddisk1, harddisk2);
copyfile.DeleteFile(cpathname1, harddisk1);
}
copyfile.ReadFile(treeView1, contextMenuStrip1, imageList1);
copyfile.DrawDisk(groupBox2, "disk1.txt");
copyfile.DrawDisk(groupBox3, "disk2.txt");
}
/// <summary>
/// 格式化
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void button1_Click_1(object sender, EventArgs e)
{
DialogResult result = MessageBox.Show("警告：格式化将删除磁盘上的所有数据。若想格式化该磁盘，请单击“确定”。若想退出，请单击“取消”。", "格式化 本地磁盘", MessageBoxButtons.OKCancel, MessageBoxIcon.Warning);
if (result == DialogResult.OK)
{
Format("disk1.txt");
Format("disk2.txt");
}
OS_Simulation.FileFunction newfile = new OS_Simulation.FileFunction();
newfile.DrawDisk(groupBox2, "disk1.txt");
newfile.DrawDisk(groupBox3, "disk2.txt");
}
/// <summary>
/// 创建目录
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void createDirToolStripMenuItem_Click(object sender, EventArgs e)
{
DialogResult result = new DialogResult();
OS_Simulation.FileFunction newfile = new OS_Simulation.FileFunction();
OS_Simulation.Form_CMenu formmenu = new OS_Simulation.Form_CMenu();
result = formmenu.ShowDialog();
if (result == DialogResult.OK)
{
string name = formmenu.menuname;
string pathname = newfile.GetPathname(treeView1.SelectedNode.FullPath);
string fullpathname = pathname + "\\" + name;
string[] names = pathname.Split(new char[] { '\\', '.' });
string harddisk = "";
if (names[0] == "c:" || names[0] == "C:")
{
harddisk = "disk1.txt";
}
if (names[0] == "d:" || names[0] == "D:")
{
harddisk = "disk2.txt";
}
if (pathname.Length != 2)
{
if (newfile.Search(pathname, harddisk) == 2)
{
MessageBox.Show("不能在文件下建立目录！", "注意", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
return;
}
else
{
newfile.CreateMenu(fullpathname, harddisk);
}
}
else
{
newfile.CreateMenu(fullpathname, harddisk);
}
newfile.ReadFile(treeView1, contextMenuStrip1, imageList1);
newfile.DrawDisk(groupBox2, "disk1.txt");
newfile.DrawDisk(groupBox3, "disk2.txt");
}
if (result == DialogResult.Cancel)
{
}
}
public void Format(string diskname)
{
//建立两个磁盘disk1和disk2
FileStream diskCD = new FileStream(diskname, FileMode.OpenOrCreate);
byte[] disk = new byte[8192];
for (int i = 0; i < 8192; i++)
{
disk[i] = 0;
}
diskCD.Seek(0, SeekOrigin.Begin);
diskCD.Write(disk, 0, 8192);
byte[] FAT_CD = new byte[128];
FAT_CD[0] = FAT_CD[1] = FAT_CD[2] = 255;
for (int i = 3; i < 128; i++)
{
FAT_CD[i] = 0;
}
diskCD.Seek(0, SeekOrigin.Begin);
diskCD.Write(FAT_CD, 0, 128);
diskCD.Close();
OS_Simulation.FileFunction newfile = new OS_Simulation.FileFunction();
newfile.ReadFile(treeView1, contextMenuStrip1, imageList1);
}
private void cutFileToolStripMenuItem_Click_1(object sender, EventArgs e)
{
OS_Simulation.FileFunction newfile = new OS_Simulation.FileFunction();
string pathname = newfile.GetPathname(treeView1.SelectedNode.FullPath);
string[] pnames = pathname.Split(new char[] { '\\', '.' });
string harddisk = "";
if (pnames[0] == "c:" || pnames[0] == "C:")
{
harddisk = "disk1.txt";
}
if (pnames[0] == "d:" || pnames[0] == "D:")
{
harddisk = "disk2.txt";
}
if (pathname.Length == 2) //在本地C盘和D盘上编辑
{
return;
}
string halfpathname = pathname.Remove(pathname.Length - 6);
char attribute = Convert.ToChar(pnames[pnames.Length - 1]);
int disknum;
UTF8Encoding utf = new UTF8Encoding();
byte[] name = utf.GetBytes(pnames[pnames.Length - 2]);
if (pnames.Length == 3) //例c:\aaa.t
{
disknum = 3;
}
else
{
disknum = newfile.Search(halfpathname, harddisk);
}
int item = newfile.FindItem(disknum, name, attribute, harddisk)[0];
int address = newfile.FindItem(disknum, name, attribute, harddisk)[1];
buffer = newfile.ReadFCB(disknum, item, harddisk); //获取文件的FCB信息
int[] dnums = newfile.FindDiskNumber(buffer.Address, harddisk); //找到文件占用的盘块返回整型数组
FileStream Disk = new FileStream(harddisk, FileMode.Open);
byte[] content = new byte[64 * dnums.Length];
for (int i = 0; i < dnums.Length; i++)
{
Disk.Seek(64 * (dnums[i] - 1), SeekOrigin.Begin);
Disk.Read(content, 64 * i, 64);
}
Disk.Close();
filecontent = utf.GetString(content);
string str = "";
int m = 0;
while (filecontent[m] != '\0')
{
str = str + filecontent[m];
m++;
}
for (int i = 0; i < 8; i++)
{
if (instructions[i] == null)
{
instructions[i] = "null";
}
}
int flag = 0;
for (int i = 0; i < 8; i++)
{
if (instructions[i] == "null")
{
instructions[i] = str;
//MessageBox.Show("已分配给Process"+(i+1) , "执行成功", MessageBoxButtons.OKCancel, MessageBoxIcon.Exclamation);
processAllocate.Text = "Process" + (i + 1);
flag = 1;
break;
}
}
if (flag == 0)
{
MessageBox.Show("指令数量达到上限", "执行失败", MessageBoxButtons.OKCancel, MessageBoxIcon.Exclamation);
}
}
private void copyFileToolStripMenuItem_Click_1(object sender, EventArgs e)
{
OS_Simulation.FileFunction newfile = new OS_Simulation.FileFunction();
cpathname1 = newfile.GetPathname(treeView1.SelectedNode.FullPath);
flag = 1;
}
private void editFileToolStripMenuItem_Click_1(object sender, EventArgs e)
{
found:
OS_Simulation.FileFunction newfile = new OS_Simulation.FileFunction();
string pathname = newfile.GetPathname(treeView1.SelectedNode.FullPath);
string[] pnames = pathname.Split(new char[] { '\\', '.' });
string harddisk = "";
if (pnames[0] == "c:" || pnames[0] == "C:")
{
harddisk = "disk1.txt";
}
if (pnames[0] == "d:" || pnames[0] == "D:")
{
harddisk = "disk2.txt";
}
if (pathname.Length == 2) //在本地C盘和D盘上编辑
{
return;
}
string halfpathname = pathname.Remove(pathname.Length - 6);
char attribute = Convert.ToChar(pnames[pnames.Length - 1]);
int disknum;
UTF8Encoding utf = new UTF8Encoding();
byte[] name = utf.GetBytes(pnames[pnames.Length - 2]);
if (pnames.Length == 3) //例c:\aaa.t
{
disknum = 3;
}
else
{
disknum = newfile.Search(halfpathname, harddisk);
}
int item = newfile.FindItem(disknum, name, attribute, harddisk)[0];
int address = newfile.FindItem(disknum, name, attribute, harddisk)[1];
buffer = newfile.ReadFCB(disknum, item, harddisk); //获取文件的FCB信息
int[] dnums = newfile.FindDiskNumber(buffer.Address, harddisk); //找到文件占用的盘块返回整型数组
FileStream Disk = new FileStream(harddisk, FileMode.Open);
byte[] content = new byte[64 * dnums.Length];
for (int i = 0; i < dnums.Length; i++)
{
Disk.Seek(64 * (dnums[i] - 1), SeekOrigin.Begin);
Disk.Read(content, 64 * i, 64);
}
Disk.Close();
filecontent = utf.GetString(content);
Form_EFile formfile = new Form_EFile(filecontent, buffer.Attribute, buffer.Name);
DialogResult result = formfile.ShowDialog();
if (result == DialogResult.OK && formfile.flag == 1)
{
string newname = "";
if (buffer.Attribute == 2 || buffer.Attribute == 3)
{
newname = utf.GetString(buffer.Name) + ".e";
}
if (newfile.SearchPreNode(treeView1.SelectedNode, newname) == 1 || newfile.SearchNextNode(treeView1.SelectedNode, newname) == 1)
{
return;
}
newfile.DeleteFile(pathname, harddisk); //删除原文件
int[] newdnums = new int[formfile.number];
newdnums = newfile.SearchFAT(formfile.number, harddisk); //寻找空盘块
//修改FCB信息
buffer.Name = formfile.buffer.Name;
buffer.Type = formfile.buffer.Type;
buffer.Attribute = formfile.buffer.Attribute;
buffer.Length = Convert.ToChar(newdnums.Length);
newfile.RecordFileFAT(newdnums, harddisk); //记录FAT
newfile.WriteFile(disknum, item, buffer, harddisk); //把新的FCB信息写入目录项
newfile.WriteContent(newdnums, formfile.filecontent, harddisk); //文件内容写入磁盘
newfile.ReadFile(treeView1, contextMenuStrip1, imageList1);
newfile.DrawDisk(groupBox2, "disk1.txt");
newfile.DrawDisk(groupBox3, "disk2.txt");
}
if (result == DialogResult.OK && formfile.flag == 0)
{
goto found;
}
if (result == DialogResult.Cancel)
{
}
}
private void createFileToolStripMenuItem_Click(object sender, EventArgs e)
{
OS_Simulation.FileFunction newfile = new OS_Simulation.FileFunction();
OS_Simulation.Form_CFile formfile = new OS_Simulation.Form_CFile();
DialogResult result = formfile.ShowDialog();
if (result == DialogResult.OK)
{
string name = formfile.filename;
byte attribute = formfile.attribute;
byte[] content = formfile.filecontent;
string pathname = newfile.GetPathname(treeView1.SelectedNode.FullPath);
string[] names = pathname.Split(new char[] { '\\', '.' }); // \\表示的是字符"\"（斜杠）。这是一个转义符。
string harddisk = "";
if (names[0] == "c:" || names[0] == "C:")
{
harddisk = "disk1.txt";
}
if (names[0] == "d:" || names[0] == "D:")
{
harddisk = "disk2.txt";
}
string fullpathname = pathname + "\\" + name + ".e";
int n = content.Length / 64; //文件所需盘块的数量
if (content.Length % 64 != 0)
{
n = n + 1;
}
int[] disknum = null;
if (n == 0)
{
disknum = newfile.SearchFAT(1, harddisk);
}
else
{
disknum = newfile.SearchFAT(n, harddisk); //找空盘块,记录盘块号
}
if (pathname.Length != 2)
{
if (newfile.Search(pathname, harddisk) == 2)
{
MessageBox.Show("不能在文件下建立目录！", "注意", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
return;
}
else
{
if (n == 0) //文件没有内容
{
if (newfile.Search(fullpathname, harddisk) != 2)
{
newfile.CreateFile(fullpathname, attribute, Convert.ToByte(disknum[0]), Convert.ToChar(1), harddisk);
newfile.RecordFileFAT(disknum, harddisk); //记录FAT表
}
else
{
MessageBox.Show("文件存在！", "注意", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
}
else
{
if (newfile.Search(fullpathname, harddisk) != 2)
{
newfile.CreateFile(fullpathname, attribute, Convert.ToByte(disknum[0]), Convert.ToChar(n), harddisk);
newfile.RecordFileFAT(disknum, harddisk); //记录文件的FAT表项
newfile.WriteContent(disknum, content, harddisk); //文件的内容写入磁盘
}
else
{
MessageBox.Show("文件存在！", "注意", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
}
}
}
else
{
if (n == 0) //文件没有内容
{
if (newfile.Search(fullpathname, harddisk) != 2)
{
newfile.CreateFile(fullpathname, attribute, Convert.ToByte(disknum[0]), Convert.ToChar(1), harddisk);
newfile.RecordFileFAT(disknum, harddisk); //记录FAT表
}
else
{
MessageBox.Show("文件存在！", "注意", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
}
else
{
if (newfile.Search(fullpathname, harddisk) != 2)
{
newfile.CreateFile(fullpathname, attribute, Convert.ToByte(disknum[0]), Convert.ToChar(disknum.Length), harddisk);
newfile.RecordFileFAT(disknum, harddisk); //记录文件的FAT表项
newfile.WriteContent(disknum, content, harddisk); //文件的内容写入磁盘
}
}
}
newfile.ReadFile(treeView1, contextMenuStrip1, imageList1);
newfile.DrawDisk(groupBox2, "disk1.txt");
newfile.DrawDisk(groupBox3, "disk2.txt");
}
if (result == DialogResult.Cancel)
{
}
}
private void button_execute_Click(object sender, EventArgs e)
{
if (textBox_command.Text == "")
{
MessageBox.Show("请输入命令和文件路径", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
return;
}
//分割路径
string[] command_pathname = textBox_command.Text.Split(new char[] { ' ' });
string command = command_pathname[0];
string pathname = command_pathname[1];
string[] names = pathname.Split(new char[] { '\\', '.' });
OS_Simulation.FileFunction newfile = new OS_Simulation.FileFunction();
string harddisk = "";
if (names[0] == "c:" || names[0] == "C:")
{
harddisk = "disk1.txt";
}
if (names[0] == "d:" || names[0] == "D:")
{
harddisk = "disk2.txt";
}
if (command == "create")
{
int[] disknum = newfile.SearchFAT(1, harddisk); //查找一个空盘块分配给文件
byte attribute = new byte();
if (names[names.Length - 1].Length == 1 && Convert.ToChar(names[names.Length - 1]) == 'e')
{
attribute = 2;
}
else if (names[names.Length - 1].Length == 1 && Convert.ToChar(names[names.Length - 1]) == 't')
{
attribute = 4;
}
else
{
attribute = 8;
}
switch (attribute)
{
case 2:
case 4:
if (newfile.Search(pathname, harddisk) != 2)
{
newfile.CreateFile(pathname, attribute, Convert.ToByte(disknum[0]), Convert.ToChar(1), harddisk); //建立exe文件或txt文件
newfile.RecordFileFAT(disknum, harddisk); //记录FAT表
}
else
{
MessageBox.Show("文件存在！", "注意", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
break;
case 8:
newfile.CreateMenu(pathname, harddisk); //建立目录
break;
}
}
else if (command == "delete")
{
if (names[names.Length - 1].Length == 1)
{
newfile.DeleteFile(pathname, harddisk);
}
else
{
newfile.DeleteMenu(pathname, harddisk);
}
}
else if (command == "edit")
{
found:
if (names[0] == "c:" || names[0] == "C:")
{
harddisk = "disk1.txt";
}
if (names[0] == "d:" || names[0] == "D:")
{
harddisk = "disk2.txt";
}
if (pathname.Length == 2) //在本地C盘和D盘上编辑
{
return;
}
string halfpathname = pathname.Remove(pathname.Length - 6);
char attribute = Convert.ToChar(names[names.Length - 1]);
int disknum;
UTF8Encoding utf = new UTF8Encoding();
byte[] name = utf.GetBytes(names[names.Length - 2]);
if (names.Length == 3) //例c:\aaa.t
{
disknum = 3;
}
else
{
disknum = newfile.Search(halfpathname, harddisk);
}
int item = newfile.FindItem(disknum, name, attribute, harddisk)[0];
int address = newfile.FindItem(disknum, name, attribute, harddisk)[1];
buffer = newfile.ReadFCB(disknum, item, harddisk); //获取文件的FCB信息
int[] dnums = newfile.FindDiskNumber(buffer.Address, harddisk); //找到文件占用的盘块返回整型数组
FileStream Disk = new FileStream(harddisk, FileMode.Open);
byte[] content = new byte[64 * dnums.Length];
for (int i = 0; i < dnums.Length; i++)
{
Disk.Seek(64 * (dnums[i] - 1), SeekOrigin.Begin);
Disk.Read(content, 64 * i, 64);
}
Disk.Close();
filecontent = utf.GetString(content);
Form_EFile formfile = new Form_EFile(filecontent, buffer.Attribute, buffer.Name);
DialogResult result = formfile.ShowDialog();
if (result == DialogResult.OK && formfile.flag == 1)
{
//修改FCB信息
buffer.Name = formfile.buffer.Name;
buffer.Type = formfile.buffer.Type;
buffer.Attribute = formfile.buffer.Attribute;
buffer.Length = Convert.ToChar(formfile.number);
string newname = "";
if (buffer.Attribute == 2 || buffer.Attribute == 3)
{
newname = utf.GetString(buffer.Name) + ".exe";
}
else
{
newname = utf.GetString(buffer.Name) + ".txt";
}
if (newfile.SearchPreNode(treeView1.SelectedNode, newname) == 1 || newfile.SearchNextNode(treeView1.SelectedNode, newname) == 1)
{
return;
}
newfile.DeleteFile(pathname, harddisk); //删除原文件
int[] newdnums = new int[formfile.number];
newdnums = newfile.SearchFAT(formfile.number, harddisk); //寻找空盘块
newfile.RecordFileFAT(newdnums, harddisk); //记录FAT
newfile.WriteFile(disknum, item, buffer, harddisk); //把新的FCB信息写入目录项
newfile.WriteContent(newdnums, formfile.filecontent, harddisk); //文件内容写入磁盘
newfile.ReadFile(treeView1, contextMenuStrip1, imageList1);
newfile.DrawDisk(groupBox2, "disk1.txt");
newfile.DrawDisk(groupBox3, "disk2.txt");
}
if (result == DialogResult.OK && formfile.flag == 0)
{
goto found;
}
if (result == DialogResult.Cancel)
{
}
}
else if (command == "copy")
{
string cpathname1 = command_pathname[1];
string cpathname2 = command_pathname[3];
string[] names1 = cpathname1.Split(new char[] { '\\', '.' });
string[] names2 = cpathname2.Split(new char[] { '\\', '.' });
string harddisk1 = "";
string harddisk2 = "";
if (names1[0] == "c:" || names1[0] == "C:")
{
harddisk1 = "disk1.txt";
}
if (names1[0] == "d:" || names1[0] == "D:")
{
harddisk1 = "disk2.txt";
}
if (string.Equals(names1[0], names2[0]))
{
harddisk2 = harddisk1;
}
else
{
if (harddisk1 == "disk1.txt")
{
harddisk2 = "disk2.txt";
}
else
{
harddisk2 = "disk1.txt";
}
}
newfile.DeepCopyFile(command_pathname[1], command_pathname[3], harddisk1, harddisk2);
}
else if (command == "cut")
{
#region rubbish
/*
* string cpathname1 = command_pathname[1];
* string cpathname2 = command_pathname[3];
* string[] names1 = cpathname1.Split(new char[] { '\\', '.' });
* string[] names2 = cpathname2.Split(new char[] { '\\', '.' });
* string harddisk1 = "";
* string harddisk2 = "";
* int flag = 0;
* if (names1[0] == "c:" || names1[0] == "C:")
* {
* harddisk1 = "disk1.txt";
* }
*
* if (names1[0] == "d:" || names1[0] == "D:")
* {
* harddisk1 = "disk2.txt";
* }
*
* if (string.Equals(names1[0], names2[0]))
* {
* harddisk2 = harddisk1;
* flag = 1; //盘内剪切
* }
* else
* {
* flag = 2; //盘间剪切
* if (harddisk1 == "disk1.txt")
* {
* harddisk2 = "disk2.txt";
* }
* else
* {
* harddisk2 = "disk1.txt";
* }
* }
* if (flag == 1)
* {
* newfile.CutFile(command_pathname[1], command_pathname[3], harddisk1);
* }
* if (flag == 2)
* {
* newfile.DeepCopyFile(command_pathname[1], command_pathname[3], harddisk1, harddisk2);
* newfile.DeleteFile(command_pathname[1], harddisk1);
* }
*/
#endregion
}
else
{
MessageBox.Show("无法识别的命令!", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
return;
}
newfile.ReadFile(treeView1, contextMenuStrip1, imageList1);
newfile.DrawDisk(groupBox2, "disk1.txt");
newfile.DrawDisk(groupBox3, "disk2.txt");
textBox_command.Focus();
}
