private void LoadDataForEdit(string contactId)
{
AddressBookDbHelper db = new AddressBookDbHelper(this);
ICursor cData = db.getContactById(int.Parse(contactId));
if (cData.MoveToFirst())
{
txtFullName.Text = cData.GetString(cData.GetColumnIndex("FullName"));
txtMobile.Text = cData.GetString(cData.GetColumnIndex("Mobile"));
txtEmail.Text = cData.GetString(cData.GetColumnIndex("Email"));
txtDescription.Text = cData.GetString(cData.GetColumnIndex("Details"));
}
}
private void LoadContactsInList()
{
AddressBookDbHelper dbVals = new AddressBookDbHelper(this);
if (txtSearch.Text.Trim().Length < 1)
{
listItsms = dbVals.GetAllContacts();
}
else
{
listItsms = dbVals.GetContactsBySearchName(txtSearch.Text.Trim());
}
lv.Adapter = new ContactListBaseAdapter(this, listItsms);
lv.ItemLongClick += lv_ItemLongClick;
}
void buttonSave_Click(object sender, EventArgs e)
{
AddressBookDbHelper db = new AddressBookDbHelper(this);
if (txtFullName.Text.Trim().Length < 1)
{
Toast.MakeText(this, "Enter Full Name.", ToastLength.Short).Show();
return;
}
if (txtMobile.Text.Trim().Length < 1)
{
Toast.MakeText(this, "Enter Mobile Number.", ToastLength.Short).Show();
return;
}
if (txtEmail.Text.Trim().Length > 0)
{
string EmailPattern = @"\w+([-+.']\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*";
if (!Regex.IsMatch(txtEmail.Text, EmailPattern, RegexOptions.IgnoreCase))
{
Toast.MakeText(this, "Invalid email address.", ToastLength.Short).Show();
return;
}
}
AddressBook ab = new AddressBook();
if (txtId.Text.Trim().Length > 0)
{
ab.Id = int.Parse(txtId.Text);
}
ab.FullName = txtFullName.Text;
ab.Mobile = txtMobile.Text;
ab.Email = txtEmail.Text;
ab.Details = txtDescription.Text;
try
{
if (txtId.Text.Trim().Length > 0)
{
db.UpdateContact(ab);
Toast.MakeText(this, "Contact Updated Successfully.", ToastLength.Short).Show();
}
else
{
db.AddNewContact(ab);
Toast.MakeText(this, "New Contact Created Successfully.", ToastLength.Short).Show();
}
Finish();
//Go to main activity after save/edit
var mainActivity = new Intent(this, typeof(MainActivity));
StartActivity(mainActivity);
}
catch (Exception ex)
{
throw new Exception(ex.Message);
}
}
private void DeleteSelectedContact(string contactId)
{
AddressBookDbHelper _db = new AddressBookDbHelper(activity);
_db.DeleteContact(contactId);
}