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;
}
public override AView OnCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState)
{
base.OnCreateView(inflater, container, savedInstanceState);
_outerLayout = inflater.Inflate(Resource.Layout.BottomTabLayout, null);
_bottomView = _outerLayout.FindViewById <BottomNavigationView>(Resource.Id.bottomtab_tabbar);
_navigationArea = _outerLayout.FindViewById <FrameLayout>(Resource.Id.bottomtab_navarea);
_bottomView.SetBackgroundColor(Color.White.ToAndroid());
_bottomView.SetOnNavigationItemSelectedListener(this);
if (ShellItem == null)
{
throw new ArgumentException("Active Shell Item not set. Have you added any Shell Items to your Shell?", nameof(ShellItem));
}
HookEvents(ShellItem);
SetupMenu();
_appearanceTracker = ShellContext.CreateBottomNavViewAppearanceTracker(ShellItem);
_bottomNavigationTracker = new BottomNavigationViewTracker();
((IShellController)ShellContext.Shell).AddAppearanceObserver(this, ShellItem);
return(_outerLayout);
}
public override AView OnCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState)
{
base.OnCreateView(inflater, container, savedInstanceState);
_outerLayout = inflater.Inflate(Resource.Layout.bottomtablayout, null);
_bottomView = _outerLayout.FindViewById <BottomNavigationView>(Resource.Id.bottomtab_tabbar);
_navigationArea = _outerLayout.FindViewById <FrameLayout>(Resource.Id.bottomtab_navarea);
_bottomView.SetBackgroundColor(Colors.White.ToPlatform());
_bottomView.SetOnItemSelectedListener(this);
if (ShellItem == null)
{
throw new InvalidOperationException("Active Shell Item not set. Have you added any Shell Items to your Shell?");
}
if (ShellItem.CurrentItem == null)
{
throw new InvalidOperationException($"Content not found for active {ShellItem}. Title: {ShellItem.Title}. Route: {ShellItem.Route}.");
}
HookEvents(ShellItem);
SetupMenu();
_appearanceTracker = ShellContext.CreateBottomNavViewAppearanceTracker(ShellItem);
_bottomNavigationTracker = new BottomNavigationViewTracker();
((IShellController)ShellContext.Shell).AddAppearanceObserver(this, ShellItem);
return(_outerLayout);
}
public override AView OnCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState)
{
base.OnCreateView(inflater, container, savedInstanceState);
var context = MauiContext.Context;
_outerLayout = PlatformInterop.CreateNavigationBarOuterLayout(context);
_navigationArea = PlatformInterop.CreateNavigationBarArea(context, _outerLayout);
_bottomView = PlatformInterop.CreateNavigationBar(context, Resource.Attribute.bottomNavigationViewStyle, _outerLayout, this);
if (ShellItem == null)
{
throw new InvalidOperationException("Active Shell Item not set. Have you added any Shell Items to your Shell?");
}
if (ShellItem.CurrentItem == null)
{
throw new InvalidOperationException($"Content not found for active {ShellItem}. Title: {ShellItem.Title}. Route: {ShellItem.Route}.");
}
HookEvents(ShellItem);
SetupMenu();
_appearanceTracker = ShellContext.CreateBottomNavViewAppearanceTracker(ShellItem);
_bottomNavigationTracker = new BottomNavigationViewTracker();
((IShellController)ShellContext.Shell).AddAppearanceObserver(this, ShellItem);
return(_outerLayout);
}
// Use OnDestory become OnDestroyView may fire before events are completed.
public override void OnDestroy()
{
UnhookEvents(ShellItem);
if (_bottomView != null)
{
_bottomView?.SetOnNavigationItemSelectedListener(null);
_bottomView?.Background?.Dispose();
_bottomView?.Dispose();
_bottomView = null;
_navigationArea?.Dispose();
_navigationArea = null;
_appearanceTracker?.Dispose();
_appearanceTracker = null;
_outerLayout?.Dispose();
_outerLayout = null;
}
((IShellController)ShellContext.Shell).RemoveAppearanceObserver(this);
base.OnDestroy();
}
