private void button4_Click(object sender, EventArgs e)//删除行
{
int row = 0;
row = dataGridView1.CurrentCell.RowIndex;
if (dataGridView1.RowCount > 0)
{
string ls_time = (string)dataGridView1.Rows[row].Cells[1].Value;
string ls_type = (string)dataGridView1.Rows[row].Cells[2].Value;
if (string.IsNullOrEmpty(ls_time) || string.IsNullOrEmpty(ls_type))
{
MessageBox.Show("未选中行或选中了空行！");
return;
}
string ls_sql = @"delete from mysysset where itemtype='backuptime' and itemname='" + ls_time + "' and itemvalue='" + ls_type + "'";
int li_row = MyConfig.ExecuteScalarNum(ls_sql);
BindDataGridView();
MessageBox.Show("删除成功！");
return;
}
}
public int of_SetMySysSet(string as_type, string as_item, string as_value)
{
MyConfig.DbName = "config.db";
int li_row = 0;
string ls_sql = "select count(*) from mysysset where itemtype='" + as_type + "' and itemname='" + as_item + "'";
li_row = MyConfig.ExecuteScalarNum(ls_sql);
n_create_sql lnv_sql = new n_create_sql("mysysset", MyConfig.DbName);
lnv_sql.of_AddCol("itemtype", as_type);
lnv_sql.of_AddCol("itemname", as_item);
lnv_sql.of_AddCol("itemvalue", as_value);
int li_rc = 0;
if (li_row <= 0)
{
li_rc = lnv_sql.of_execute();
}
if (li_row > 0)
{
li_rc = lnv_sql.of_execute("itemtype=@itemtype and itemname=@itemname", "@itemtype=" + as_type, "@itemname=" + as_item);
}
return(li_rc);
}
