public AssetFolder FindParentFolder(INamedAsset asset)
{
if (Children.Contains(asset))
{
return(this);
}
foreach (AssetFolder f in Folders)
{
AssetFolder parent = f.FindParentFolder(asset);
if (parent != null)
{
return(parent);
}
}
return(null);
}
private INamedAsset FindSibling(INamedAsset asset, bool prev)
{
if (Children.Contains(asset))
{
INamedAsset[] array = Children.ToArray();
int index = Array.IndexOf(array, asset);
if (prev)
{
if (index == 0)
{
return(null);
}
return(array[index - 1]);
}
if (index + 1 == array.Length)
{
return(null);
}
return(array[index + 1]);
}
foreach (AssetFolder f in Folders)
{
INamedAsset sibling = f.FindSibling(asset, prev);
if (sibling != null)
{
return(sibling);
}
}
return(null);
}
public INamedAsset FindNextSibling(INamedAsset asset)
{
return(FindSibling(asset, false));
}
public INamedAsset FindPrevSibling(INamedAsset asset)
{
return(FindSibling(asset, true));
}
