/// <summary>
/// Perform Focus animation Effect on the current Focused Item on ScrollContainer.
/// </summary>
/// <param name="scrollContainer">Scroll Container</param>
/// <param name="direction">Direction</param>
private void FocusAnimation(ScrollContainer scrollContainer, FocusEffectDirection direction)
{
_focusEffect.FocusAnimation(scrollContainer.GetCurrentFocusedActor(), scrollContainer.ItemSize, 1000, direction);
}
/// <summary>
/// Callback when the keyboard focus is going to be changed.
/// </summary>
/// <param name="source">FocusManager.Instance</param>
/// <param name="e">event</param>
/// <returns> The view to move the keyboard focus to.</returns>
private View OnKeyboardPreFocusChangeSignal(object source, FocusManager.PreFocusChangeEventArgs e)
{
if (!e.CurrentView && !e.ProposedView)
{
return(_menuContainer);
}
View actor = _menuContainer.Container;
if (e.Direction == View.FocusDirection.Up)
{
// Move the Focus to Poster ScrollContainer and hide Bottom Container (Menu ScrollContainer)
if (_menuContainer.IsFocused)
{
actor = _postersContainer[_currentPostersContainerID].GetCurrentFocusedActor();
_menuContainer.SetFocused(false);
_postersContainer[_currentPostersContainerID].SetFocused(true);
//HideBottomContainer();
}
}
else if (e.Direction == View.FocusDirection.Down)
{
// Show Bottom Container (Menu ScrollContainer) and move the Focus to it
if (!_menuContainer.IsFocused)
{
ShowBottomContainer();
actor = _menuContainer.GetCurrentFocusedActor();
_postersContainer[_currentPostersContainerID].SetFocused(false);
_menuContainer.SetFocused(true);
}
}
else
{
// Set the next focus view.
actor = e.ProposedView;
}
if (e.Direction == View.FocusDirection.Left)
{
if (_menuContainer.IsFocused)
{
int id = _menuContainer.FocusedItemID % _totalPostersContainers;
if (id != _currentPostersContainerID)
{
Hide(_postersContainer[_currentPostersContainerID]);
_currentPostersContainerID = id;
Show(_postersContainer[_currentPostersContainerID]);
}
}
}
else if (e.Direction == View.FocusDirection.Right)
{
if (_menuContainer.IsFocused)
{
int id = _menuContainer.FocusedItemID % _totalPostersContainers;
if (id != _currentPostersContainerID)
{
Hide(_postersContainer[_currentPostersContainerID]);
_currentPostersContainerID = id;
Show(_postersContainer[_currentPostersContainerID]);
}
}
}
return((View)actor);
}