/// <summary>
/// Make a following bounds change on this containerlist undoable!
/// </summary>
/// <param name="allowMerge">true means allow the moves to be merged</param>
public void MakeBoundsChangeUndoable(bool allowMerge)
{
List <IDrawableContainer> movingList = new List <IDrawableContainer>();
Surface surface = null;
foreach (DrawableContainer dc in this)
{
movingList.Add(dc);
surface = dc.parent;
}
if (movingList.Count > 0 && surface != null)
{
surface.MakeUndoable(new DrawableContainerBoundsChangeMemento(movingList), allowMerge);
}
}
/// <summary>
/// Make a following bounds change on this drawablecontainer undoable!
/// </summary>
/// <param name="allowMerge">true means allow the moves to be merged</param>
public void MakeBoundsChangeUndoable(bool allowMerge)
{
_parent.MakeUndoable(new DrawableContainerBoundsChangeMemento(this), allowMerge);
}
/// <summary>
/// This method will be called before a field is changes.
/// Using this makes it possible to invalidate the object as is before changing.
/// </summary>
/// <param name="fieldToBeChanged">The field to be changed</param>
/// <param name="newValue">The new value</param>
public virtual void BeforeFieldChange(Field fieldToBeChanged, object newValue)
{
parent.MakeUndoable(new ChangeFieldHolderMemento(this, fieldToBeChanged), true);
Invalidate();
}