protected virtual void MoveFocusToNextElement()
{
RootElement root = GetImmediateRootElement();
EntryElement focus = null;
if (root == null)
{
return;
}
foreach (var s in root.Sections)
{
foreach (var e in s.Elements)
{
if (e == this)
{
focus = this;
}
else if (focus != null && e is EntryElement)
{
focus = e as EntryElement;
break;
}
}
if (focus != null && focus != this)
{
break;
}
}
if (focus == null)
{
return;
}
if (focus != this)
{
focus.BecomeFirstResponder(true);
}
else
{
focus.ResignFirstResponder(true);
}
}
protected override UITableViewCell GetCellImpl(UITableView tv)
{
var cell = tv.DequeueReusableCell(CellKey);
if (cell == null)
{
cell = new UITableViewCell(UITableViewCellStyle.Default, CellKey);
cell.SelectionStyle = UITableViewCellSelectionStyle.None;
}
else
{
RemoveTag(cell, 1);
}
if (_entry == null)
{
SizeF size = ComputeEntryPosition(tv, cell);
float yOffset = (cell.ContentView.Bounds.Height - size.Height) / 2 - 1;
float width = cell.ContentView.Bounds.Width - size.Width;
_entry = CreateTextField(new RectangleF(size.Width, yOffset, width, size.Height));
_entry.ValueChanged += delegate { FetchAndUpdateValue(); };
_entry.EditingChanged += delegate { FetchAndUpdateValue(); };
_entry.Ended += delegate { FetchAndUpdateValue(); };
_entry.ShouldReturn += delegate
{
if (ShouldReturn != null)
{
return(ShouldReturn());
}
RootElement root = GetImmediateRootElement();
EntryElement focus = null;
if (root == null)
{
return(true);
}
foreach (var s in root.Sections)
{
foreach (var e in s.Elements)
{
if (e == this)
{
focus = this;
}
else if (focus != null && e is EntryElement)
{
focus = e as EntryElement;
break;
}
}
if (focus != null && focus != this)
{
break;
}
}
if (focus != null)
{
if (focus != this)
{
focus.BecomeFirstResponder(true);
}
else
{
focus.ResignFirstResponder(true);
}
}
return(true);
};
_entry.Started += delegate
{
EntryElement self = null;
if (!returnKeyType.HasValue)
{
var returnType = UIReturnKeyType.Default;
foreach (var e in (Parent as Section).Elements)
{
if (e == this)
{
self = this;
}
else if (self != null && e is EntryElement)
{
returnType = UIReturnKeyType.Next;
}
}
_entry.ReturnKeyType = returnType;
}
else
{
_entry.ReturnKeyType = returnKeyType.Value;
}
tv.ScrollToRow(IndexPath, UITableViewScrollPosition.Middle, true);
};
}
if (_becomeResponder)
{
_entry.BecomeFirstResponder();
_becomeResponder = false;
}
_entry.KeyboardType = KeyboardType;
_entry.AutocapitalizationType = AutocapitalizationType;
_entry.AutocorrectionType = AutocorrectionType;
cell.TextLabel.Text = Caption;
cell.ContentView.AddSubview(_entry);
return(cell);
}