public void InitializeCell(InfiniteScrollView <CalendarViewCell> infiniteScrollView, CalendarViewCell cell, int index)
{
cell.ControlDelegate.DatesInteracted += dateTimes =>
{
CalendarView v;
if (_weakView.TryGetTarget(out v))
{
var date = dateTimes.ElementAt(0);
cell.ControlDelegate.HighlightedDates = new DateTime[] { date };
v.DateSelected?.Invoke(date);
v.SelectedDate = date;
cell.SetNeedsDisplay();
}
};
var weakCell = new WeakReference <CalendarViewCell>(cell);
CalendarView view;
if (_weakView.TryGetTarget(out view))
{
view.SelectedDateChanged += dateTime =>
{
CalendarViewCell c;
if (weakCell.TryGetTarget(out c))
{
SelectDate(c, view.SelectedDate);
}
};
}
}
public CalendarView(CGRect frame) : base(frame)
{
var del = new CalendarViewDelegate(new WeakReference <CalendarView>(this));
var infiniteScrollView = new InfiniteScrollView <CalendarViewCell>(del, frame);
this.AddSubview(infiniteScrollView);
Month = DateTime.Now.Date; // default starting month is the current month
}
void RefreshVisibleCells(InfiniteScrollView <T> infiniteScrollView)
{
var visibleCells = infiniteScrollView.VisibleCells;
foreach (var visibleCell in visibleCells)
{
var cell = visibleCell as T;
var indexPath = infiniteScrollView.IndexPathForCell(cell);
UpdateCell(infiniteScrollView, cell, indexPath);
}
}
void UpdateCell(InfiniteScrollView <T> infiniteScrollView, T cell, NSIndexPath indexPath)
{
var i = 0;
if (indexPath.Row == 0)
{
i = -1;
}
else if (indexPath.Row == 2)
{
i = 1;
}
_del.UpdateCell(infiniteScrollView, cell, this.CurrentIndex + i);
}
public void OnCurrentIndexChanged(InfiniteScrollView <CalendarViewCell> infiniteScrollView, int currentIndex)
{
CalendarView view;
if (_weakView.TryGetTarget(out view))
{
if (view.CurrentIndex > infiniteScrollView.CurrentIndex) // left
{
view.Month = view.Month.AddMonths(-1);
}
else if (view.CurrentIndex < infiniteScrollView.CurrentIndex) // right
{
view.Month = view.Month.AddMonths(1);
}
view.CurrentIndex = infiniteScrollView.CurrentIndex;
}
}
public void UpdateCell(InfiniteScrollView <CalendarViewCell> infiniteScrollView, CalendarViewCell cell, int index)
{
CalendarView view;
if (_weakView.TryGetTarget(out view))
{
if (infiniteScrollView.CurrentIndex < index) // right
{
cell.ControlDelegate.Date = view.Month.AddMonths(1);
}
else if (infiniteScrollView.CurrentIndex == index) // middle
{
cell.ControlDelegate.Date = view.Month;
}
else // left
{
cell.ControlDelegate.Date = view.Month.AddMonths(-1);
}
SelectDate(cell, view.SelectedDate);
cell.SetNeedsDisplay();
}
}
