protected virtual void UpdateFlyoutFooter()
{
if (_footerView != null)
{
var oldFooterView = _footerView;
_rootView.RemoveView(_footerView);
_footerView = null;
oldFooterView.View = null;
}
var footer = ((IShellController)_shellContext.Shell).FlyoutFooter;
if (footer == null)
{
return;
}
if (_flyoutWidth == 0)
{
return;
}
_footerView = new ContainerView(_shellContext.AndroidContext, footer, MauiContext)
{
MatchWidth = true
};
var footerViewLP = new CoordinatorLayout.LayoutParams(0, 0)
{
Gravity = (int)(GravityFlags.Bottom | GravityFlags.End)
};
UpdateFooterLayout(footerViewLP);
_rootView.AddView(_footerView, footerViewLP);
UpdateContentPadding();
}
public override AView GetView(int position, AView convertView, ViewGroup parent)
{
var item = ListProxy[position];
ContainerView result = null;
if (convertView != null)
{
result = convertView as ContainerView;
result.View.BindingContext = item;
}
else
{
var template = _searchHandler.ItemTemplate ?? DefaultTemplate;
var view = (View)template.CreateContent(item, _shellContext.Shell);
view.BindingContext = item;
result = new ContainerView(parent.Context, view, MauiContext);
result.MatchWidth = true;
result.MeasureHeight = true;
}
return(result);
}
protected override void Dispose(bool disposing)
{
if (_disposed)
{
return;
}
_disposed = true;
if (disposing)
{
Disconnect();
if (_appBar != null)
{
_appBar.RemoveOnOffsetChangedListener(this);
if (_headerFrameLayout != null)
{
_appBar.RemoveView(_headerFrameLayout);
}
}
if (_rootView != null && _footerView != null)
{
_rootView.RemoveView(_footerView);
}
if (View != null && View is ShellFlyoutLayout sfl)
{
sfl.LayoutChanging -= OnFlyoutViewLayoutChanging;
}
if (_headerView != null)
{
_headerView.LayoutChange -= OnHeaderViewLayoutChange;
}
if (_contentView != null)
{
_contentView.View = null;
}
_flyoutContentView?.Dispose();
_headerView?.Dispose();
_rootView?.Dispose();
_defaultBackgroundColor?.Dispose();
_bgImage?.Dispose();
_contentView = null;
_rootView = null;
_headerView = null;
_shellContext = null;
_appBar = null;
_flyoutContentView = null;
_defaultBackgroundColor = null;
_bgImage = null;
_footerView = null;
}
base.Dispose(disposing);
}
