private CompletedTaskEventArgs GetEventArgs(MapNode node, CompletedTaskChange change, AttributeChangeEventArgs e)
{
completedTaskArgs.TaskChange = change;
completedTaskArgs.OldTaskStatus = (e.AttributeSpec.IsTaskStatus() && e.oldValue != null) ?
(TaskStatus)Enum.Parse(typeof(TaskStatus), e.oldValue) : node.GetTaskStatus();
if (e.AttributeSpec.IsCompletionDate())
{
if (e.oldValue == null)
{
completedTaskArgs.OldCompletionDate = DateTime.MinValue;
}
else
{
completedTaskArgs.OldCompletionDate = DateHelper.ToDateTime(e.oldValue);
}
}
else
{
if (node.CompletionDateExists())
{
completedTaskArgs.OldCompletionDate = node.GetCompletionDate();
}
else
{
completedTaskArgs.OldCompletionDate = DateTime.MinValue;
}
}
return(completedTaskArgs);
}
private void Tree_NodePropertyChanged(MapNode node, NodePropertyChangedEventArgs e)
{
if (TaskTextChanged == null)
{
return;
}
if (e.ChangedProperty == NodeProperties.Text)
{
// update task title
if (node.CompletionDateExists())
{
TaskTextChanged(node, new TaskTextEventArgs()
{
ChangeType = TaskTextChange.TextChange, OldText = (string)e.OldValue
});
}
// update task parent
if (node.HasChildren)
{
foreach (MapNode n in this)
{
if (n.IsDescendent(node))
{
TaskTextChanged(n, new TaskTextEventArgs()
{
ChangeType = TaskTextChange.AncestorTextChange, ChangedAncestor = node, OldText = (string)e.OldValue
});
}
}
}
}
}
private static void OnAttributeValueUpdated(MapNode node, AttributeChangeEventArgs e)
{
if (e.AttributeSpec.IsTaskStatus())
{
if (node.GetTaskStatus() == TaskStatus.Complete && !node.CompletionDateExists())
{
CompletionDateAttribute.SetCompletionDate(node, DateTime.Now);
}
}
}
/// <summary>
/// End Date of the Task i.e. Due Date. If due date doesn't exits, then completion date is returned
/// </summary>
/// <param name="node"></param>
/// <returns></returns>
public static DateTime GetEndDate(this MapNode node)
{
if (node.DueDateExists())
{
return(node.GetDueDate());
}
else if (node.CompletionDateExists())
{
return(node.GetCompletionDate());
}
else
{
return(DateTime.MinValue);
}
}
private static void OnAttributeAdded(MapNode node, AttributeChangeEventArgs e)
{
if (e.AttributeSpec.IsDueDate())
{
if (node.GetTaskStatus() == TaskStatus.None)
{
TaskStatusAttribute.SetTaskStatus(node, TaskStatus.Open);
}
}
else if (e.AttributeSpec.IsTaskStatus())
{
if (node.GetTaskStatus() == TaskStatus.Complete && !node.CompletionDateExists())
{
CompletionDateAttribute.SetCompletionDate(node, DateTime.Now);
}
}
}
public static bool IsTaskComplete(this MapNode node)
{
return(node.CompletionDateExists());
}
public static bool IsTaskPending(this MapNode node)
{
return(node.DueDateExists() && !node.CompletionDateExists());
}
