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FrmState.cs
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FrmState.cs
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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.Data.SqlClient;
namespace Edge
{
public partial class FrmState : Form
{
public FrmState()
{
InitializeComponent();
}
private void FrmState_Load(object sender, EventArgs e)
{
oLoad();
}
private void oLoad()
{
try
{
SqlConnection cnSQL = new SqlConnection(MyModules.strConnect);
SqlCommand cmSQL = new SqlCommand();
cmSQL.Connection = cnSQL;
SqlDataReader drSQL = null;
lvList.Items.Clear();
cmSQL.CommandText = "SELECT [State],[LGA] FROM States ORDER BY [State]";
cnSQL.Open();
drSQL = cmSQL.ExecuteReader();
long j = 0;
string initialText = null;
while (drSQL.Read())
{
j += 1;
initialText = j.ToString();
ListViewItem LvItems = new ListViewItem(initialText);
LvItems.SubItems.Add(drSQL["State"].ToString());
LvItems.SubItems.Add(drSQL["LGA"].ToString());
lvList.Items.AddRange(new ListViewItem[] { LvItems });
}
//cmSQL.Connection.Close()
cmSQL.Dispose();
drSQL.Close();
cnSQL.Close();
cnSQL.Dispose();
lblCount.Text = j.ToString();
return;
}
catch
{
//goto errhdl;
}
}
private void CmdCut_Click(object sender, EventArgs e)
{
try
{
SqlConnection cnSQL = new SqlConnection(MyModules.strConnect);
SqlCommand cmSQL = new SqlCommand();
cmSQL.Connection = cnSQL;
tState.Text = lvList.SelectedItems[0].SubItems[1].Text;
tLGA.Text = lvList.SelectedItems[0].SubItems[2].Text;
if (MessageBox.Show("The selected record would be deleted completely" + "\r" + "Continue (y/n)", "DELETE RECORD", MessageBoxButtons.YesNo) == DialogResult.Yes)
{
cnSQL.Open();
cmSQL.CommandText = "DeleteState";
cmSQL.CommandType = CommandType.StoredProcedure;
cmSQL.Parameters.AddWithValue("@State", tState.Text);
cmSQL.Parameters.AddWithValue("@LGA", tLGA.Text);
cmSQL.ExecuteNonQuery();
cmSQL.Dispose();
cnSQL.Close();
oLoad();
// tState.Text = "";
tLGA.Text = "";
}
}
catch
{
MessageBox.Show(Microsoft.VisualBasic.Information.Err().Description, MyModules.strApptitle, MessageBoxButtons.OK, MessageBoxIcon.Information);
}
}
private void CmdOpen_Click(object sender, EventArgs e)
{
tState.Tag = lvList.SelectedItems[0].SubItems[1].Text;
tLGA.Tag = lvList.SelectedItems[0].SubItems[2].Text;
tState.Text = lvList.SelectedItems[0].SubItems[1].Text;
tLGA.Text = lvList.SelectedItems[0].SubItems[2].Text;
}
private void CmdInsert_Click(object sender, EventArgs e)
{
try
{
SqlConnection cnSQL = new SqlConnection(MyModules.strConnect);
SqlCommand cmSQL = new SqlCommand();
cmSQL.Connection = cnSQL;
if (string.IsNullOrEmpty(tState.Text.Trim(' ')) || string.IsNullOrEmpty(tLGA.Text.Trim(' ')))
{
MessageBox.Show("Incomplete data", MyModules.strApptitle, MessageBoxButtons.OK, MessageBoxIcon.Information);
return;
}
cnSQL.Open();
System.Data.SqlClient.SqlTransaction myTrans = null;
if (string.IsNullOrEmpty(Convert.ToString(tState.Tag).Trim(' ')))
{
cmSQL.CommandText = "InsertBank";
cmSQL.CommandType = CommandType.StoredProcedure;
cmSQL.Parameters.AddWithValue("@State", tState.Text);
cmSQL.Parameters.AddWithValue("@LGA", tLGA.Text);
cmSQL.ExecuteNonQuery();
}
else
{
myTrans = cnSQL.BeginTransaction();
cmSQL.Transaction = myTrans;
cmSQL.Parameters.Clear();
cmSQL.CommandText = "DeleteState";
cmSQL.CommandType = CommandType.StoredProcedure;
cmSQL.Parameters.AddWithValue("@State", tState.Tag);
cmSQL.Parameters.AddWithValue("@LGA", tLGA.Tag);
cmSQL.ExecuteNonQuery();
cmSQL.Parameters.Clear();
cmSQL.CommandText = "InsertState";
cmSQL.CommandType = CommandType.StoredProcedure;
cmSQL.Parameters.AddWithValue("@State", tState.Text);
cmSQL.Parameters.AddWithValue("@LGA", tLGA.Text);
cmSQL.ExecuteNonQuery();
myTrans.Commit();
}
cmSQL.Dispose();
cnSQL.Close();
oLoad();
//tState.Text = "";
tLGA.Text = "";
}
catch (Exception ex)
{
if (Microsoft.VisualBasic.Information.Err().Number == 5)
{
MessageBox.Show("Pls. selected an entry to Edit", MyModules.strApptitle, MessageBoxButtons.OK, MessageBoxIcon.Information);
}
else
{
MessageBox.Show(ex.Message.ToString(), MyModules.strApptitle, MessageBoxButtons.OK, MessageBoxIcon.Information);
}
}
}
}
}