/// <summary>
/// The get or create.
/// </summary>
/// <param name="dateInfo">
/// The date info.
/// </param>
/// <returns>
/// The <see cref="DateVm"/>.
/// </returns>
public DateVm GetOrCreate(DateInfoModel dateInfo)
{
DateVm result = this.dateVmCollection.FirstOrDefault(dateVm => dateVm.IsDateEqual(dateInfo));
if (this.dateVmCollection.Count > CacheSize)
{
this.dateVmCollection.RemoveRange(0, this.dateVmCollection.Count - CacheSize);
}
if (result != null)
{
return(result);
}
switch (dateInfo.DateType)
{
case DateRepresentationType.Year:
{
result = new YearVm(dateInfo, this, this.taskMediator);
break;
}
case DateRepresentationType.Month:
{
result = new MonthVm(dateInfo, this, this.taskMediator);
break;
}
case DateRepresentationType.Week:
{
result = new WeekVm(dateInfo, this, this.taskMediator);
break;
}
case DateRepresentationType.Day:
{
result = new DayVm(dateInfo, this, this.taskMediator);
break;
}
case DateRepresentationType.Hour:
{
result = new HourVm(dateInfo, this, this.taskMediator);
break;
}
default:
{
return(null);
}
}
this.dateVmCollection.Add(result);
return(result);
}
/// <summary>
/// The register child.
/// </summary>
/// <param name="childDate">
/// The child date.
/// </param>
protected virtual void RegisterChild(DateInfoModel childDate)
{
DateVm child = this.factory.Create(childDate, this.factory, this.taskMediator);
child.NewVmNeeded += this.OnNewVmNeeded;
child.TaskAdded += (sender, task) =>
{
this.OnTaskAdded(this, task);
this.OnTaskAdded(sender, task);
};
child.TaskRemoved += (sender, task) =>
{
this.OnTaskRemoved(this, task);
this.OnTaskRemoved(sender, task);
};
this.children.Add(child);
this.OnPropertyChanged("Children");
}