public bool Update(rasporedKlasa r)
{
//Create a boolean var and set its default value to false
bool isSuccess = false;
//Create an object of SqlConnection to connect DB
SqlConnection conn = new SqlConnection(myconnstrng);
try
{
//Create a string var to store the insert query
String sql = "UPDATE tblRaspored SET botunText=@botunText WHERE botunIme=@botunIme";
//Create an SQL command to pass the value in our query
SqlCommand cmd = new SqlCommand(sql, conn);
//Create the paramater to get value from UI and pass it to SQL query above
cmd.Parameters.AddWithValue("@botunIme", r.botunIme);
cmd.Parameters.AddWithValue("@botunText", r.botunText);
//Open DB connection
conn.Open();
//INT value to hold the value after query is executed
int rows = cmd.ExecuteNonQuery();
if (rows > 0)
{
//Query executed successfully
isSuccess = true;
}
else
{
//Failed to execute query
isSuccess = false;
}
}
catch (Exception ex)
{
//Display error mssg if there is any exceptional errors
MessageBox.Show(ex.Message);
}
finally
{
//Close DB connection
conn.Close();
}
return(isSuccess);
}
public bool loginCheck(rasporedKlasa r)
{
bool isSuccess = false;
//connectiong to db
SqlConnection conn = new SqlConnection(myconnstrng);
try
{
string sql = "SELECT * FROM tblRaspored WHERE botunIme=@botunIme AND botunText=@botunText";
SqlCommand cmd = new SqlCommand(sql, conn);
cmd.Parameters.AddWithValue("@botunIme", r.botunIme);
cmd.Parameters.AddWithValue("@botunText", r.botunText);
SqlDataAdapter adapter = new SqlDataAdapter(cmd);
DataTable dt = new DataTable();
adapter.Fill(dt);
if (dt.Rows.Count > 0)
{
//login ok
isSuccess = true;
}
else
{
//login failed
isSuccess = false;
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
return(isSuccess);
}
public bool Delete(rasporedKlasa r)
{
bool isSuccess = false;
SqlConnection conn = new SqlConnection(myconnstrng);
try
{
String sql = "DELETE FROM tblRaspored WHERE botunIme=@botunIme";
SqlCommand cmd = new SqlCommand(sql, conn);
cmd.Parameters.AddWithValue("@botunIme", r.botunIme);
conn.Open();
int rows = cmd.ExecuteNonQuery();
if (rows > 0)
{
//Query executed successfully
isSuccess = true;
}
else
{
//Failed to execute query
isSuccess = false;
}
}
catch (Exception ex)
{
//Display error mssg if there is any exceptional errors
MessageBox.Show(ex.Message);
}
finally
{
//Close DB connection
conn.Close();
}
return(isSuccess);
}
