private void InsertChildAfter(MenuItemModel childToInsert, MenuItemModel relativePositionMarker)
{
var index = this._children.IndexOf(relativePositionMarker);
this._children.Insert(index + 1, childToInsert);
childToInsert.SetParent(this);
}
/// <summary>
/// Adds a child item to the start of this list.
/// </summary>
/// <param name="newItem">The menu item to insert</param>
public void PrependChild(MenuItemModel newItem)
{
this._children.Insert(0, newItem);
newItem.SetParent(this);
}
private void InsertChildBefore(MenuItemModel childToInsert, MenuItemModel relativePositionMarker)
{
var index = this._children.IndexOf(relativePositionMarker);
if (index > 0)
{
if (this._children[index - 1] is MenuSeparatorModel)
{
index--;
}
}
this._children.Insert(index, childToInsert);
childToInsert.SetParent(this);
}
/// <summary>
/// Adds a child item to the end of this list.
/// </summary>
/// <param name="newItem">The menu item to insert</param>
public void AppendChild(MenuItemModel newItem)
{
this._children.Add(newItem);
newItem.SetParent(this);
}