private void 还书办理_Click(object sender, EventArgs e)
{
BooksManagement subForm = new BooksManagement();
subForm.Owner = this;
subForm.Show();
}
private void button1_Click(object sender, EventArgs e)
{
this.Hide();
BooksManagement subForm = new BooksManagement();
subForm.Show();
}
private void button1_Click(object sender, EventArgs e)
{
string bid = bid1.Text.Trim();
string bname = bname1.Text.Trim();
string author = author1.Text.Trim();
string bpress = bpress1.Text.Trim();
string bnum = bnum1.Text.Trim();
string bhbnum = bhbnum1.Text.Trim();
string bborrow = bhbnum1.Text.Trim();
string sql = "update booktable set bname='" + bname + "',author='" + author + "',bpress='" + bpress + "',bnum='" + bnum + "',bhbnum='" + bhbnum + "',bborrow='" + bborrow + "'where bid='" + bid + "'";
BooksManagement.ExecuteSql(sql);
BooksManagement.form.reflash();
this.Close();
}
private void button1_Click(object sender, EventArgs e)
{
string bid = bid1.Text.Trim();
string bname = bname1.Text.Trim();
string author = author1.Text.Trim();
string bpress = bpress1.Text.Trim();
string bnum = bnum1.Text.Trim();
string bhbnum = bhbnum1.Text.Trim();
string bborrow = bhbnum1.Text.Trim();
if (bid == "" || bname == "" || author == "" || bpress == "" || bnum == "" || bhbnum == "" || bborrow == "")
{
MessageBox.Show("图书信息必须齐全！");
return;
}
string sqlSearch = "select * from booktable where bid='" + bid +
"'";
DataTable dt = OprSql.Queue(sqlSearch, "logintable").Tables["logintable"];
if (dt.Rows.Count == 1)
{
MessageBox.Show("图书信息输入错误！");
bid1.Text = "";
bname1.Text = "";
bpress1.Text = "";
author1.Text = "";
bnum1.Text = "";
bhbnum1.Text = "";
bborrow1.Text = "";
return;
}
else
{
string sql = "insert into booktable values('" + bid + "','" + bname + "','" + bpress + "','" + author + "','" + bnum + "','" + bhbnum + "','" + bborrow + "')";
BooksManagement.ExecuteSql(sql);
this.Close();
}
}
public BooksManagement()
{
form = this;
InitializeComponent();
}