public Task Add(Task parent, String label, String description)
{
Task newTask = new Task(label, description);
_db.Set(newTask);
Task directParent = null;
if (!AreThereOtherTasks())
{
_rootTask.FirstChild = newTask;
}
else if (parent == null)
{
directParent = FindLastBrother(_rootTask.FirstChild);
directParent.Next = newTask;
}
else
{
directParent = FindLastChild(parent);
if (directParent == null)
{
parent.FirstChild = newTask;
directParent = parent;
}
else
{
directParent.Next = newTask;
}
}
if (directParent != null) _db.Set(directParent);
_db.Commit();
return newTask;
}
private TreeNode AddTaskToTreeView(TreeNode parentNode, Task task)
{
TreeNode node = parentNode.Nodes.Add(task.Label);
node.Tag = task;
return node;
}
private void PopulateTaskView(Task rootTask)
{
ResetTaskView();
TreeNode root = tvTasks.Nodes[0];
root.Tag = rootTask;
AddTaskToTreeView(root, new GhostTask());
}
public bool Activate(Task task)
{
bool needActivation = !_db.Ext().IsActive(task);
if (needActivation)
{
_db.Activate(task, 1);
}
return needActivation;
}
private static Task internalFind(Task searchIn)
{
Task temp = null;
if (searchIn != null)
{
for (temp = searchIn; temp.Next != null; temp = temp.Next)
;
}
return temp;
}
private static Task FindLastBrother(Task task)
{
return internalFind(task);
}
private static Task FindLastChild(Task parent)
{
return internalFind(parent.FirstChild);
}