/// <summary>
/// Removes a property from the tree.
/// </summary>
/// <param name="propEnum">An enumerator pointing to the property to remove from the tree.</param>
/// <returns>A deep enumerator on the property that would be naturally selected if the deleted
/// item was selected.</returns>
public PropertyEnumerator Delete(PropertyEnumerator propEnum)
{
// Store the previous property (deep)
PropertyDeepEnumerator dEnumerator = new PropertyDeepEnumerator(propEnum.Node);
dEnumerator.MovePrev();
// Remove the property
propEnum.Node.Owner.Remove(propEnum.Node);
// Determine the next property of the property that was deleted
if (dEnumerator.MoveNext() == dEnumerator.RightBound)
{
dEnumerator.MovePrev();
}
if (dEnumerator == dEnumerator.LeftBound)
{
dEnumerator = dEnumerator.RightBound.GetDeepEnumerator();
}
// Since the enumerator passed in argument now points to an invalid property,
// we make it point to the next property (the previous one if no next exists)
propEnum.Node = dEnumerator.Node;
return(dEnumerator);
}
/// <summary>
///
/// </summary>
/// <returns></returns>
public override string ToString()
{
string str = "Deep++\n";
PropertyDeepEnumerator enumerator = GetDeepEnumerator();
while (enumerator.MoveNext() != enumerator.RightBound)
{
for (int i = 0; i < enumerator.Depth; i++)
{
str += "-";
}
str += enumerator.Property.ToString() + "\n";
}
str += "\n\nDeep--\n";
enumerator.MoveToRightBound();
while (enumerator.MovePrev() != enumerator.LeftBound)
{
for (int i = 0; i < enumerator.Depth; i++)
{
str += "-";
}
str += enumerator.Property.ToString() + "\n";
}
return(str);
}
/// <summary>
/// Removes a property from the tree.
/// </summary>
/// <param name="propEnum">An enumerator pointing to the property to remove from the tree.</param>
/// <returns>A deep enumerator on the property that would be naturally selected if the deleted
/// item was selected.</returns>
public PropertyEnumerator Delete(PropertyEnumerator propEnum)
{
// Store the previous property (deep)
PropertyDeepEnumerator dEnumerator = new PropertyDeepEnumerator(propEnum.Node);
dEnumerator.MovePrev();
// Remove the property
propEnum.Node.Owner.Remove(propEnum.Node);
// Determine the next property of the property that was deleted
if (dEnumerator.MoveNext() == dEnumerator.RightBound)
dEnumerator.MovePrev();
if (dEnumerator == dEnumerator.LeftBound)
dEnumerator = dEnumerator.RightBound.GetDeepEnumerator();
// Since the enumerator passed in argument now points to an invalid property,
// we make it point to the next property (the previous one if no next exists)
propEnum.Node = dEnumerator.Node;
return dEnumerator;
}
