/// <summary>
/// Removes out-dated views
/// </summary>
/// <param name="removedViews"></param>
/// <param name="monthWeek"></param>
/// <param name="appointments"></param>
/// <returns></returns>
private void RemoveOutdatedViews(ref List<AppointmentMonthView> removedViews,
MonthWeek monthWeek, List<Appointment> appointments)
{
List<AppointmentMonthView> removeList = null;
for (int i = monthWeek.CalendarItems.Count - 1; i >= 0; i--)
{
AppointmentMonthView view =
monthWeek.CalendarItems[i] as AppointmentMonthView;
if (view != null)
{
if (!appointments.Contains(view.Appointment) || !IsAppointmentVisible(view.Appointment))
{
if (removeList == null)
removeList = new List<AppointmentMonthView>();
removeList.Add(view);
_View.SubItems._Remove(view);
view.MonthWeek = null;
view.IsSelectedChanged -= _View.ItemIsSelectedChanged;
monthWeek.CalendarItems.RemoveAt(i);
}
}
}
if (removeList != null)
{
if (removedViews == null)
removedViews = new List<AppointmentMonthView>();
removedViews.AddRange(removeList);
}
}
private void RemoveOutdatedCustomItems(
ref List<CustomCalendarItem> removedViews, MonthWeek monthWeek)
{
List<CustomCalendarItem> removeList = null;
DateTime startTime = monthWeek.FirstDayOfWeek;
DateTime endTime = monthWeek.FirstDayOfWeek.AddDays(7);
for (int i = monthWeek.CalendarItems.Count - 1; i >= 0; i--)
{
CustomCalendarItem view =
monthWeek.CalendarItems[i] as CustomCalendarItem;
if (view != null)
{
if (IsValidItem(view) == false ||
(view.EndTime < startTime || view.StartTime >= endTime))
{
if (removeList == null)
removeList = new List<CustomCalendarItem>();
removeList.Add(view);
_View.SubItems._Remove(view);
_View.NeedRecalcSize = true;
view.IsSelectedChanged -= _View.ItemIsSelectedChanged;
monthWeek.CalendarItems.RemoveAt(i);
}
}
}
if (removeList != null)
{
if (removedViews == null)
removedViews = new List<CustomCalendarItem>();
removedViews.AddRange(removeList);
}
}
private CustomCalendarItem GetItemFromWeek(MonthWeek monthWeek, CustomCalendarItem item)
{
foreach (CalendarItem citem in monthWeek.CalendarItems)
{
CustomCalendarItem view = citem as CustomCalendarItem;
if (view != null && (view == item || view.BaseCalendarItem == item))
return (view);
}
return (null);
}
/// <summary>
/// Gets the view from the MonthWeek list
/// </summary>
/// <param name="monthWeek">MonthWeek</param>
/// <param name="appointment">Appointment</param>
/// <returns>Appointment view</returns>
private AppointmentMonthView GetViewFromWeek(MonthWeek monthWeek, Appointment appointment)
{
foreach (CalendarItem item in monthWeek.CalendarItems)
{
AppointmentMonthView view = item as AppointmentMonthView;
if (view != null && view.Appointment == appointment)
return (view);
}
return (null);
}
private void UpdateCustomItems(
MonthWeek monthWeek, List<CustomCalendarItem> cachedItems)
{
CustomCalendarItemCollection items = _View.CalendarView.CustomItems;
if (items != null && items.Count > 0)
{
DateTime startTime = monthWeek.FirstDayOfWeek;
DateTime endTime = monthWeek.FirstDayOfWeek.AddDays(7);
for (int i = 0; i < items.Count; i++)
{
CustomCalendarItem item = items[i];
if (IsCustomItemVisible(item) == true &&
(item.StartTime < endTime && item.EndTime > startTime))
{
item.CalendarView = _View.CalendarView;
CustomCalendarItem ci = GetItemFromWeek(monthWeek, item);
if (ci == null)
{
ci = GetItemFromCache(item, cachedItems) ??
GetNewCustomItem(item);
monthWeek.CalendarItems.Add(ci);
_View.SubItems.Insert(0, ci);
ci.IsSelectedChanged += _View.ItemIsSelectedChanged;
}
if (ci.BaseCalendarItem != item)
{
ci.StartTime = item.StartTime;
ci.EndTime = item.EndTime;
}
}
}
}
}
/// <summary>
/// Updates individual MonthWeek views
/// </summary>
/// <param name="monthWeek">MonthWeek</param>
/// <param name="appointments">List of appointments</param>
/// <param name="cachedViews">List of cached views</param>
private void UpdateWeekView(MonthWeek monthWeek,
List<Appointment> appointments, List<AppointmentMonthView> cachedViews)
{
// Loop through each appointment
// updating the assoc view accordingly
foreach (Appointment appointment in appointments)
{
if (IsAppointmentVisible(appointment))
{
// Get the assoc view
AppointmentMonthView view = (GetViewFromWeek(monthWeek, appointment) ??
GetViewFromCache(appointment, cachedViews)) ??
GetNewView(appointment);
// Set the view start and end times to
// match the assoc appointment
view.StartTime = appointment.StartTime;
view.EndTime = appointment.EndTime;
// And update the MonthWeek data
if (view.MonthWeek == null)
{
view.MonthWeek = monthWeek;
monthWeek.CalendarItems.Add(view);
_View.SubItems.Add(view);
view.IsSelectedChanged += _View.ItemIsSelectedChanged;
}
}
}
}
/// <summary>
/// Clears individual MonthWeek view connections
/// </summary>
/// <param name="monthWeek">MonthWeek</param>
private void ClearMonthWeek(MonthWeek monthWeek)
{
if (monthWeek.CalendarItems.Count > 0)
{
// Loop through each CalendarItem, resetting
// it's associated connection
for (int i = monthWeek.CalendarItems.Count - 1; i >= 0; i--)
{
AppointmentMonthView view =
monthWeek.CalendarItems[i] as AppointmentMonthView;
if (view != null)
{
view.IsSelectedChanged -= _View.ItemIsSelectedChanged;
view.Appointment = null;
view.IsSelected = false;
view.MonthWeek = null;
}
monthWeek.CalendarItems.RemoveAt(i);
}
}
}
