/// <summary>
/// Initiailize with current year and month.
/// Author: ChuyangLiu
/// </summary>
public CalendarPageViewModel()
{
DateTime today = DateTime.Today;
DayGrids = new DayGridCollection(today.Year, today.Month);
Weeks = new WeekCollection();
}
/// <summary>
/// Initiailize with given year and month.
/// Author: ChuyangLiu
/// </summary>
public CalendarPageViewModel(int year, int month)
{
DayGrids = new DayGridCollection(year, month);
Weeks = new WeekCollection();
}
