public void ShowData(String SelectStatment, String ColumnName, ListBox listView)
{
listView.Items.Clear();
dbConnection dbcon = new dbConnection();
dbcon.OpenConection();
SqlDataReader dr = dbcon.DataReader(SelectStatment);
while (dr.Read())
{
listView.Items.Add(dr[ColumnName]);
}
}
public void ListData(String SelectStatment, String ColumnName1, String ColumnName2, ListView listView)
{
listView.Items.Clear();
dbConnection dbcon = new dbConnection();
dbcon.OpenConection();
SqlDataReader dr = dbcon.DataReader(SelectStatment);
while (dr.Read())
{
listView.Items.Add(dr[ColumnName1].ToString());
listView.Items.Add(dr[ColumnName2].ToString());
}
}
private void cmbCategory_MouseUp(object sender, MouseEventArgs e)
{
cmbCategory.Items.Clear();
dbConnection dbcon = new dbConnection();
dbcon.OpenConection();
SqlDataReader dr = dbcon.DataReader("select Category from tbMeCategory");
dr.Read();
if (dr.HasRows)
{
cmbCategory.Items.Add(dr["Category"]).ToString();
while (dr.Read())
{
cmbCategory.Items.Add(dr["Category"]).ToString();
}
}
}
private void cmbRType_MouseUp(object sender, MouseEventArgs e)
{
cmbRType.Items.Clear();
dbConnection dbcon = new dbConnection();
dbcon.OpenConection();
SqlDataReader dr = dbcon.DataReader("select RType from tbRoomType");
dr.Read();
if (dr.HasRows)
{
cmbRType.Items.Add(dr["RType"]).ToString();
while (dr.Read())
{
cmbRType.Items.Add(dr["RType"]).ToString();
}
}
}
public void RoomModule_Load(object sender, EventArgs e)
{
listViewShow lst = new listViewShow();
lst.ShowData("select RoomNo from tbRoom", "RoomNo", lstView);
dbConnection dbcon = new dbConnection();
dbcon.OpenConection();
SqlDataReader dr = dbcon.DataReader("select RType from tbRoomType");
dr.Read();
if (dr.HasRows)
{
cmbRType.Items.Add(dr["RType"]).ToString();
while (dr.Read())
{
cmbRType.Items.Add(dr["RType"]).ToString();
}
}
}
public int getID(string Selectstatment, string ColumName)
{
dbConnection dbcon = new dbConnection();
dbcon.OpenConection();
SqlDataReader dr = dbcon.DataReader(Selectstatment);
dr.Read();
string ID = null;
if (dr.HasRows)
{
ID = dr[ColumName].ToString();
if (ID == null)
{
int y = 1;
return(y);
}
while (dr.Read())
{
ID = dr[ColumName].ToString();
}
if (ID == null)
{
int y = 2;
return(y);
}
if (ID != null)
{
int y = Int32.Parse(ID) + 1;
return(y);
}
}
return(1);
}
