private void Insert_Click(object sender, EventArgs e)
{
BookDB db = new BookDB();
try
{
db.iBookCode = db.primarykey();
db.strTitle = tbTitle.Text;
db.strAuthor = tbAuthor.Text;
db.insert();
tbAuthor.Text = "";
tbTitle.Text = "";
MessageBox.Show("register a book.");
}
catch (FormatException)
{
MessageBox.Show("error");
tbAuthor.Text = "";
tbTitle.Text = "";
}
catch (OverflowException)
{
MessageBox.Show("error");
tbAuthor.Text = "";
tbTitle.Text = "";
}
}
private void Insert_Click(object sender, EventArgs e)
{
BookDB db = new BookDB();
try
{
db.iBookCode = db.primarykey();
db.strTitle = tbTitle.Text;
db.strAuthor = tbAuthor.Text;
db.insert();
tbAuthor.Text = "";
tbTitle.Text = "";
MessageBox.Show("register a book.");
}
catch (FormatException)
{
MessageBox.Show("error");
tbAuthor.Text = "";
tbTitle.Text = "";
}
catch (OverflowException)
{
MessageBox.Show("error");
tbAuthor.Text = "";
tbTitle.Text = "";
}
}
private void btSearch_Click(object sender, EventArgs e)
{
BookDB book = new BookDB();
book.DBOpen();
int tmp;
tmp = comboBox.SelectedIndex;
if (tmp == 0)
{
DataSet ds = book.GetData(eItem.TITLE, tb.Text);
dataGridView1.DataSource = ds.Tables[0];
}
else if (tmp == 1)
{
DataSet ds = book.GetData(eItem.AUTHOR, tb.Text);
dataGridView1.DataSource = ds.Tables[0];
}
}
private void btSearch_Click(object sender, EventArgs e)
{
BookDB book = new BookDB();
book.DBOpen();
int tmp;
tmp = comboBox.SelectedIndex;
if (tmp == 0)
{
DataSet ds = book.GetData(eItem.TITLE, tb.Text);
dataGridView1.DataSource = ds.Tables[0];
}
else if (tmp == 1)
{
DataSet ds = book.GetData(eItem.AUTHOR, tb.Text);
dataGridView1.DataSource = ds.Tables[0];
}
}
