/// <summary>
/// Move focuced control to next tab index.
/// </summary>
/// <remarks>
/// Set sequential tab index for controls inside a frame to make this method work correctly
/// </remarks>
public void NextTab()
{
IFocusable fc = null;
if (_FocusedControl != null)
{
fc = Grid.FindControlByMinTabIndexAfter(_FocusedControl.TabIndex);
}
if (fc == null)
{
fc = Grid.FindControlByMinTabIndex();
}
if (fc != null)
{
FocusControl(fc);
}
}
