protected override void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
SetContentView(Resource.Layout.activity_main);
ConstraintLayout constraintLayout = FindViewById <ConstraintLayout>(Resource.Id.bottomSheet);
AnchorBottomSheetBehavior behavior = AnchorBottomSheetBehavior.From(constraintLayout);
int hPx = Resources.DisplayMetrics.HeightPixels;
float cardAnchorSizeDp = 270 + 20;
float cardAnchorSizePx = PxFromDp(this, cardAnchorSizeDp);
int anchor = hPx - (int)cardAnchorSizePx;
behavior.AnchorOffset = anchor;
}
public void SetElement(VisualElement element)
{
MasterDetailPage oldElement = _page;
_page = element as MasterDetailPage;
_detailLayout = new MasterDetailContainer(_page, false, Context)
{
LayoutParameters = new LayoutParams(ViewGroup.LayoutParams.MatchParent, ViewGroup.LayoutParams.MatchParent)
};
var parameters = new CoordinatorLayout.LayoutParams(new LayoutParams(ViewGroup.LayoutParams.MatchParent, ViewGroup.LayoutParams.MatchParent)
{
Gravity = (int)GravityFlags.Start
});
parameters.Behavior = new AnchorBottomSheetBehavior();
_masterLayout = new MasterDetailContainer(_page, true, Context)
{
LayoutParameters = parameters,
};
_masterLayout.RequestLayout();
AddView(_detailLayout);
AddView(_masterLayout);
behaviour = AnchorBottomSheetBehavior.From(_masterLayout);
behaviour.PeekHeight = (int)(NowPlayingPage.TotalMiniBarHeight * Android.NGraphicsExtensions.Scale);
behaviour.DragChanged = (percent) =>
{
var panel = _page as SlideUpPanel;
if (panel != null)
{
panel.PercentVisible = (float)percent;
}
};
var activity = Context as Activity;
//activity.ActionBar.SetDisplayShowHomeEnabled(true);
//activity.ActionBar.SetHomeButtonEnabled(true);
UpdateBackgroundColor(_page);
UpdateBackgroundImage(_page);
OnElementChanged(oldElement, element);
if (oldElement != null)
{
((IMasterDetailPageController)oldElement).BackButtonPressed -= OnBackButtonPressed;
}
if (_page != null)
{
MasterDetailPageController.BackButtonPressed += OnBackButtonPressed;
}
if (Tracker == null)
{
Tracker = new VisualElementTracker(this);
}
_page.PropertyChanged += HandlePropertyChanged;
_page.Appearing += MasterDetailPageAppearing;
_page.Disappearing += MasterDetailPageDisappearing;
UpdateMaster();
UpdateDetail();
//Device.Info.PropertyChanged += DeviceInfoPropertyChanged;
SetGestureState();
Presented = _page.IsPresented;
//AddDrawerListener(this);
//if (element != null)
// element.SendViewInitialized(this);
if (element != null && !string.IsNullOrEmpty(element.AutomationId))
{
ContentDescription = element.AutomationId;
}
}
