private void confirm_Click(object sender, EventArgs e)
{
if (Check())
{
uint sum = Convert.ToUInt32(NUMtxt.Text);
Book book = new Book(bknametxt.Text, isbntxt.Text, presstxt.Text, authortxt.Text, (BookType)bkTypebox.SelectedIndex);
BookMaster master = new BookMaster(sum, book);
if (FileDate.Exist <BookMaster>(master))
{
DialogResult dr = MessageBox.Show("此书已经存在，要直接添加吗（将会增加总数量）？", "重要提示", MessageBoxButtons.YesNo, MessageBoxIcon.Question);
if (dr == DialogResult.Yes)
{
master.Total_num += sum;
FileDate.AlterInfo <BookMaster>(master);
}
else
{
return;
}
}
else
{
FileDate.WriteInfo(master);
MessageBox.Show("书籍添加成功！", "通知");
}
}
}
private void opt_Click(object sender, EventArgs e)
{
if (!Check())
{
return;
}
if (!utemp.Valid)
{
//如果操作者权限大于被操作者，操作有效
if (Main.priorityOver(utemp.Pri))
{
if (utemp.Balance < 0)
{
MessageBox.Show("请帮TA充值后再尝试解冻", "账户余额不足", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
return;
}
else
{
utemp.Valid = true;
FileDate.AlterInfo(utemp);
FileDate.MatchRecord(OptType.冻结, "123456", utemp.ID);
MessageBox.Show("账户解冻成功.", "通知");
}
}
}
else
{
//如果账号正常那么就无需解冻
MessageBox.Show("无效的操作！", "警告", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
this.Close();
}
private void confirmbtn_Click(object sender, EventArgs e)
{
if (found)
{
Book book = master.Info;
if (nameAlter.Checked)
{
book.Name = alteredInfotxt.Text;
}
else if (authAlter.Checked)
{
book.Author = alteredInfotxt.Text;
}
else if (isbnAlter.Checked)
{
book.ISBN = alteredInfotxt.Text;
}
else if (pressAlter.Checked)
{
book.Press = alteredInfotxt.Text;
}
else
{
tipslb.Text = "请选择要修改哪一项";
return;
}
master = new BookMaster(master.Total_num, book);
MessageBox.Show("修改成功", "通知", MessageBoxButtons.OK, MessageBoxIcon.Information);
FileDate.AlterInfo <BookMaster>(master);
}
}
private void dataGridView1_DoubleClick(object sender, EventArgs e)
{
if (dataGridView1.SelectedRows[0].IsNewRow)
{
return;
}
DialogResult dr = MessageBox.Show("确定要借阅这本书吗？", "提示", MessageBoxButtons.YesNo, MessageBoxIcon.Question);
if (dr == DialogResult.Yes)
{
string isbn = dataGridView1.SelectedRows[0].Cells[2].Value.ToString();
Main.user.borrowFrom(FileDate.SearchByISBN(isbn)[0]);
FileDate.AlterInfo <User>(Main.user);
}
}
private void Confirmbtn_Click(object sender, EventArgs e)
{
bool done = false;
if (AccountIDtxt.Text == "" || OriPwdtxt.Text == "" || NewPwdtxt.Text == "")
{
Tipslb.Text = "信息不能为空！请首先完善信息";
}
else if (RepeatPwdtxt.Text != NewPwdtxt.Text)
{
Tipslb.Text = "两次输入新密码不一致！请确认密码一致";
}
else
{
User utemp = new User(OriPwdtxt.Text.Trim());
if (FileDate.Exist <User>(utemp))
{
if (utemp.Valid)
{
utemp.Pwd = NewPwdtxt.Text;
FileDate.AlterInfo(utemp);
done = true;
}
else
{
Tipslb.Text = "账号已被冻结！请首先联系管理员解除冻结状态！";
}
}
else
{
Tipslb.Text = "未找到用户信息！请确认是否输入了正确的信息";
}
}
if (done)
{
DialogResult dr = MessageBox.Show("修改密码成功！需要重新登录你的账号,是否愿意？", "提示信息:", MessageBoxButtons.OKCancel, MessageBoxIcon.Question);
this.Close();
if (dr == DialogResult.OK)
{
relog.ShowDialog();
}
else
{
Main.user = new User("匿名游客");
}
}
}
private void opt_Click(object sender, EventArgs e)
{
if (!Check())
{
return;
}
bool firm = false;
if (utemp.Valid)
{
//冻结自身账号
if (Main.user.ID == utemp.ID)
{
DialogResult dr = MessageBox.Show("确定要冻结自身账号？", "重要提示", MessageBoxButtons.YesNo, MessageBoxIcon.Question);
firm = dr == DialogResult.Yes;
}
else
{
//如果操作者权限高于被操作者，操作有效
//if (Main.priorityOver(utemp.Pri)) firm = true;
//如果是管理员，操作有效
firm = Main.user.Pri == Privilege.管理员;
}
if (firm)
{
int dur = Convert.ToInt32(Days.Text);
utemp.Valid = false;
FileDate.AlterInfo <User>(utemp);
FileDate.WriteInfo <Record>(new Record(OptType.冻结, "123456", utemp.ID, dur));
MessageBox.Show("冻结账户成功.", "通知");
}
}
else
{
//账号已经被冻结
MessageBox.Show("无效的操作！", "警告", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
this.Close();
}
//与以前的记录匹配，成为历史记录
public static void MatchRecord(OptType tp, string opt, string obj)
{
if (!File.Exists("Lib_Mana_Sys.User.dat"))
{
return;
}
int len = 0;
using (FileStream fs = new FileStream("Lib_Mana_Sys.Record.dat", FileMode.Open))
{
len = (int)fs.Length / Marshal.SizeOf(typeof(Record));
}
Record rec = new Record();
for (int i = 1; i <= len; i++)
{
rec = FileDate.ReadOne <Record>(len - i);
if (rec.Unmatch && rec.Type == tp && rec.Optor == opt && rec.Objer == obj)
{
FileDate.AlterInfo(rec.findMatch());
break;
}
}
}
//更新当前用户数据
public static void update()
{
FileDate.AlterInfo(Main.user);
}