private void InitializeColumns()
{
if (this.Orientation == Orientation.Horizontal)
{
AppointmentSlotCollection source = this.AppointmentItemsControl != null ? this.AppointmentItemsControl.ItemsSource as AppointmentSlotCollection : null;
if (source != null)
{
var sortedAppointmentInfo = InitizlieAppointmentSlotInformation(source);
var groups = InitizlieAppointmentSlotGroup(sortedAppointmentInfo);
for (int i = 0; i < groups.Count; i++)
{
var groupInfo = groups[i];
this.columns.Add(VirtualizedAppointmentPanel.SplitToColumns(groupInfo));
}
}
}
}
internal void RecycleAllAppointmentItems()
{
VirtualizedAppointmentPanel panel = this.ItemsHost as VirtualizedAppointmentPanel;
if (panel != null)
{
panel.RecycleAllAppointmentItems();
panel.InvalidateMeasure();
}
if (this.ItemsHost != null)
{
foreach (UIElement item in this.ItemsHost.Children)
{
AppointmentItem container = item as AppointmentItem;
if (container != null)
{
container.ClearValue(AppointmentItem.SchedulerProperty);
}
}
}
}
