nfloat CalculateHeightFor(Message msg, UITableView tableView)
{
var index = (int)msg.Type;
BubbleCell cell = sizingCells [index];
if (cell == null)
cell = sizingCells [index] = (BubbleCell)tableView.DequeueReusableCell (GetReuseId (msg.Type));
cell.Message = msg;
cell.SetNeedsLayout ();
cell.LayoutIfNeeded ();
CGSize size = cell.ContentView.SystemLayoutSizeFittingSize (UIView.UILayoutFittingCompressedSize);
return NMath.Ceiling (size.Height) + 1;
}
void OnSendClicked(object sender, EventArgs e)
{
var text = TextView.Text;
TextView.Text = string.Empty; // this will not generate change text event
UpdateButtonState ();
if (string.IsNullOrWhiteSpace (text))
return;
var msg = new Message {
Type = MessageType.Outgoing,
Text = text.Trim ()
};
messages.Add (msg);
tableView.InsertRows (new NSIndexPath[] { NSIndexPath.FromRowSection (messages.Count - 1, 0) }, UITableViewRowAnimation.None);
ScrollToBottom (true);
}
