private void btnOK_Click(object sender, EventArgs e)
{
using (MembershipDataContext dbContext = new MembershipDataContext())
{
if (isModify)
{
Membership memb = dbContext.Memberships.Single(m => m.MemberID == Convert.ToInt32(memberIDTextBox.Text));
memb.MemberName = (memberNameTextBox.Text).ToString();
memb.DateStarted = Convert.ToDateTime(dateStartedDateTimePicker.Value);
memb.DateEnded = tmpDate;
}
else
{
Membership newMember = new Membership
{
MemberName = (memberNameTextBox.Text).ToString(),
DateStarted = Convert.ToDateTime(dateStartedDateTimePicker.Value),
DateEnded = tmpDate
};
dbContext.Memberships.InsertOnSubmit(newMember);
}
dbContext.SubmitChanges();
DialogResult = DialogResult.OK;
}
}
private void btnModify_Click(object sender, EventArgs e)
{
frmAddModify secondFrm = new frmAddModify();
secondFrm.isModify = true;
int rowNum = Convert.ToInt32(membershipDataGridView.CurrentCell.RowIndex);
int membNum = Convert.ToInt32(membershipDataGridView["dataGridViewTextBoxColumn1", rowNum].Value);
using (MembershipDataContext dbContext = new MembershipDataContext())
{
secondFrm.currentMember = (from m in dbContext.Memberships
where m.MemberID == membNum
select m).Single();
}
DialogResult result = secondFrm.ShowDialog();
using (MembershipDataContext dbContext = new MembershipDataContext())
{
if (result == DialogResult.OK)
{
membershipDataGridView.DataSource = dbContext.Memberships;
}
}
}
private void btnDelete_Click(object sender, EventArgs e)
{
int rowNum = Convert.ToInt32(membershipDataGridView.CurrentCell.RowIndex);
int membNum = Convert.ToInt32(membershipDataGridView["dataGridViewTextBoxColumn1", rowNum].Value);
DialogResult answer = MessageBox.Show("Are you sure?", "Confirm", MessageBoxButtons.OKCancel);
if (answer == DialogResult.OK)
{
using (MembershipDataContext dbContext = new MembershipDataContext())
{
try
{
Membership currentMember = (from m in dbContext.Memberships
where m.MemberID == membNum
select m).Single();
dbContext.Memberships.DeleteOnSubmit(currentMember);
dbContext.SubmitChanges();
membershipDataGridView.DataSource = dbContext.Memberships;
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString());
}
}
}
}
private void btnAdd_Click(object sender, EventArgs e)
{
frmAddModify secondFrm = new frmAddModify();
DialogResult result = secondFrm.ShowDialog();
using (MembershipDataContext dbContext = new MembershipDataContext())
{
if (result == DialogResult.OK)
{
membershipDataGridView.DataSource = dbContext.Memberships;
}
}
}
private void Form1_Load(object sender, EventArgs e)
{
MembershipDataContext dbContext = new MembershipDataContext();
membershipDataGridView.DataSource = dbContext.Memberships;
}
