//get EmployeeID
private string EmployeeID(string employeeText)
{
try
{
database db = new database();
string query = "SELECT empid FROM tblemp where name='" + employeeText + "'";
SQLiteCommand myCommand = new SQLiteCommand(query, db.myConnection);
db.OpenConnection();
string result = Convert.ToString(myCommand.ExecuteScalar());
db.CloseConnection();
//MessageBox.Show("Rows Added: {0}", result.ToString());
return(result);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Message", MessageBoxButtons.OK, MessageBoxIcon.Error);
return(null);
}
}
//get designname
private string designationName(int designationID)
{
try
{
database db = new database();
string query = "SELECT designation FROM tbldesignation where desigid='" + designationID + "'";
SQLiteCommand myCommand = new SQLiteCommand(query, db.myConnection);
db.OpenConnection();
string result = Convert.ToString(myCommand.ExecuteScalar());
db.CloseConnection();
//MessageBox.Show("Rows Added: {0}", result.ToString());
return(result);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Message", MessageBoxButtons.OK, MessageBoxIcon.Error);
return(null);
}
}
private void deleteBook(int bookID)
{
try
{
database db = new database();
string query = "delete from tblbook where bookid='" + bookID + "'";
SQLiteCommand myCommand = new SQLiteCommand(query, db.myConnection);
db.OpenConnection();
// string result = Convert.ToString(myCommand.ExecuteScalar());
myCommand.ExecuteScalar();
db.CloseConnection();
//MessageBox.Show("Rows Added: {0}", result.ToString());
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Message", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
private void ReportPublisherWise_Load(object sender, EventArgs e)
{
try
{
database db = new database();
string query = "SELECT name FROM tblpublisher;";
db.OpenConnection();
SQLiteCommand myCommand = new SQLiteCommand(query, db.myConnection);
SQLiteDataReader rdr = myCommand.ExecuteReader();
while (rdr.Read())
{
comboBox1.Items.Add(rdr.GetValue(0).ToString());
}
db.CloseConnection();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Message", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
comboBox1.SelectedIndex = 0;
}
private int rowsCount()
{
try
{
database db = new database();
string query = "SELECT Count(*) FROM tblissued";
SQLiteCommand myCommand = new SQLiteCommand(query, db.myConnection);
db.OpenConnection();
int result = Convert.ToInt32(myCommand.ExecuteScalar());
db.CloseConnection();
//MessageBox.Show("Rows Added: {0}", result.ToString());
return(result);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Message", MessageBoxButtons.OK, MessageBoxIcon.Error);
return(0);
}
}
//get CAN
private string lastCAN()
{
try
{
database db = new database();
string query = "select city from tblbook order by bookid desc limit 1";
SQLiteCommand myCommand = new SQLiteCommand(query, db.myConnection);
db.OpenConnection();
string result = Convert.ToString(myCommand.ExecuteScalar());
db.CloseConnection();
//MessageBox.Show("Rows Added: {0}", result.ToString());
return(result);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Message", MessageBoxButtons.OK, MessageBoxIcon.Error);
return(null);
}
}
private void ReportAuthorWise_Load(object sender, EventArgs e)
{
// TODO: This line of code loads data into the 'databaseDataSet.tblauthor' table. You can move, or remove it, as needed.
this.tblauthorTableAdapter.Fill(this.databaseDataSet.tblauthor);
try
{
database db = new database();
string query = "SELECT name FROM tblauthor";
db.OpenConnection();
SQLiteCommand myCommand = new SQLiteCommand(query, db.myConnection);
SQLiteDataReader rdr = myCommand.ExecuteReader();
while (rdr.Read())
{
comboBox1.Items.Add(rdr.GetValue(0).ToString());
}
db.CloseConnection();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Message", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
comboBox1.SelectedIndex = 0;
}
