void Destroy()
{
if (ShellItem != null)
{
UnhookEvents(ShellItem);
}
((IShellController)ShellContext?.Shell)?.RemoveAppearanceObserver(this);
if (_bottomSheetDialog != null)
{
_bottomSheetDialog.DismissEvent -= OnMoreSheetDismissed;
_bottomSheetDialog?.Dispose();
_bottomSheetDialog = null;
}
_navigationArea?.Dispose();
_appearanceTracker?.Dispose();
_outerLayout?.Dispose();
if (_bottomView != null)
{
_bottomView?.SetOnNavigationItemSelectedListener(null);
_bottomView?.Background?.Dispose();
_bottomView?.Dispose();
}
_bottomView = null;
_navigationArea = null;
_appearanceTracker = null;
_outerLayout = null;
}
protected virtual void OnMoreItemSelected(ShellSection shellSection, BottomSheetDialog dialog)
{
ChangeSection(shellSection);
dialog.Dismiss();
dialog.Dispose();
}
protected virtual void OnMoreItemSelected(ShellSection shellSection, BottomSheetDialog dialog)
{
ChangeSection(shellSection);
dialog.Dismiss(); //should trigger OnMoreSheetDismissed, which will clean up the dialog
if (dialog != _bottomSheetDialog) //should never be true, but just in case, prevent a leak
{
dialog.Dispose();
}
}
protected virtual void OnMoreSheetDismissed(object sender, EventArgs e)
{
OnShellSectionChanged();
if (_bottomSheetDialog != null)
{
_bottomSheetDialog.DismissEvent -= OnMoreSheetDismissed;
_bottomSheetDialog.Dispose();
_bottomSheetDialog = null;
}
}
void OnMoreItemSelected(int selectedIndex, BottomSheetDialog dialog)
{
if (selectedIndex >= 0 && _bottomNavigationView.SelectedItemId != selectedIndex && Element.Children.Count > selectedIndex)
{
Element.CurrentPage = Element.Children[selectedIndex];
}
dialog.Dismiss();
dialog.DismissEvent -= OnMoreSheetDismissed;
dialog.Dispose();
}
