private void openWindow(string formName, ref AddEditUser form, string type)
{
//If form is not exists in application
if (((Form)Application.OpenForms[formName]) == null)
{
form.MdiParent = (Form)Application.OpenForms["WarehouseSystem"];
if (type == "Add")
{
form.setType("Add");
}
else
{
form.setType("Edit");
}
form.Show();
}
//If this form already opened
else
{
form = (AddEditUser)Application.OpenForms[formName];
if (type == "Add")
{
form.setType("Add");
}
else
{
form.setType("Edit");
}
form.Focus();
}
}
private void addUser_Click(object sender, EventArgs e)
{
user = new AddEditUser();
//Passing form name to identify already opened form to keep using of one form,
//reference to object and type of form to switch between Add and Edit form view and behavior
openWindow("AddEditUser", ref user, "Add");
//Set customer ID to update customer information in the form
user.setID(-1);
}
private void editUser_Click(object sender, EventArgs e)
{
//Customer id in database
int id;
int.TryParse(dgvUsers.Rows[dgvUsers.SelectedRows[0].Index].Cells[0].Value.ToString(), out id);
user = new AddEditUser();
openWindow("AddEditUser", ref user, "Edit");
user.setID(id);
}
