private void searchbtn_Click(object sender, EventArgs e)
{
string isbn = isbntxt.Text;
//重复点击直接跳过
if (master.Info.ISBN == isbn || "" == isbn)
{
if (isbn != "")
{
display();
}
else
{
tipslb.Text = "ISBN不能为空";
}
return;
}
List <BookMaster> list = FileDate.SearchByISBN(isbn);
if (list.Count > 0)
{
master = list[0];
found = true;
display();
}
else
{
showInfotxt.Text = "未找到相关信息，确认ISBN输入是否正确";
}
}
private void dataGridView1_DoubleClick(object sender, EventArgs e)
{
if (dataGridView1.SelectedRows[0].IsNewRow)
{
return;
}
DialogResult dr = MessageBox.Show("确定要归还这本书吗？", "提示", MessageBoxButtons.YesNo, MessageBoxIcon.Question);
if (dr == DialogResult.Yes)
{
string isbn = dataGridView1.SelectedRows[0].Cells[2].Value.ToString();
Main.user.givebackTo(FileDate.SearchByISBN(isbn)[0]);
}
}