public DataTable ShowName(DPresentation presentation)
{
DataTable DtResult = new DataTable("presentation");
SqlConnection SqlCon = new SqlConnection();
try{
SqlCon.ConnectionString = Conection.cn;
SqlCommand SqlCmd = new SqlCommand();
SqlCmd.Connection = SqlCon;
SqlCmd.CommandText = "spsearch_presentation_name";
SqlCmd.CommandType = CommandType.StoredProcedure;
SqlParameter ParSearch = new SqlParameter();
ParSearch.ParameterName = "@textsearch";
ParSearch.SqlDbType = SqlDbType.VarChar;
ParSearch.Size = 50;
ParSearch.Value = presentation.Textsearch;
SqlCmd.Parameters.Add(ParSearch);
SqlDataAdapter SqlData = new SqlDataAdapter(SqlCmd);
SqlData.Fill(DtResult);
}catch (Exception ex)
{
DtResult = null;
}
return(DtResult);
}
public string Insert(DPresentation presentation)
{
string resp = "";
SqlConnection SqlCon = new SqlConnection();
try
{
SqlCon.ConnectionString = Conection.cn;
SqlCon.Open();
SqlCommand SqlCmd = new SqlCommand();
SqlCmd.Connection = SqlCon;
SqlCmd.CommandText = "spinsert_presentation";
SqlCmd.CommandType = CommandType.StoredProcedure;
//Initialize variables
SqlParameter ParIdPresentation = new SqlParameter();
ParIdPresentation.ParameterName = "@idpresentation";
ParIdPresentation.SqlDbType = SqlDbType.Int;
ParIdPresentation.Direction = ParameterDirection.Output;
SqlCmd.Parameters.Add(ParIdPresentation);
SqlParameter ParName = new SqlParameter();
ParName.ParameterName = "@name";
ParName.SqlDbType = SqlDbType.VarChar;
ParName.Size = 50;
ParName.Value = presentation.Name;
SqlCmd.Parameters.Add(ParName);
SqlParameter ParDesc = new SqlParameter();
ParDesc.ParameterName = "@description";
ParDesc.SqlDbType = SqlDbType.VarChar;
ParDesc.Size = 256;
ParDesc.Value = presentation.Description;
SqlCmd.Parameters.Add(ParDesc);
//Execute the command
resp = SqlCmd.ExecuteNonQuery() == 1 ? "OK" : "Not Inserted";
}
catch (Exception ex)
{
resp = "Something went wrong: " + ex.Message;
}
finally
{
if (SqlCon.State == ConnectionState.Open)
{
SqlCon.Close();
}
}
return(resp);
}
public string Delete(DPresentation category)
{
string resp = "";
SqlConnection SqlCon = new SqlConnection();
try
{
SqlCon.ConnectionString = Conection.cn;
SqlCon.Open();
SqlCommand SqlCmd = new SqlCommand();
SqlCmd.Connection = SqlCon;
SqlCmd.CommandText = "spdelete_presentation";
SqlCmd.CommandType = CommandType.StoredProcedure;
//Initialize variables
SqlParameter ParIdPresentation = new SqlParameter();
ParIdPresentation.ParameterName = "@idpresentation";
ParIdPresentation.SqlDbType = SqlDbType.Int;
ParIdPresentation.Value = category.Idpresentation;
SqlCmd.Parameters.Add(ParIdPresentation);
//Execute the command
resp = SqlCmd.ExecuteNonQuery() == 1 ? "OK" : "Not deleted";
}
catch (Exception ex)
{
resp = "Something went wrong: " + ex.Message;
}
finally
{
if (SqlCon.State == ConnectionState.Open)
{
SqlCon.Close();
}
}
return(resp);
}
