public static IEnumerable <string> NodeNames(this DomNodeCollection source)
{
if (source == null)
{
return(Enumerable.Empty <string>());
}
return(source.Select(n => n == null ? "<null>" : n.NodeName));
}
// Get the sum of the widths of the groups in this tab.
// Used for scaling the Ribbon
internal int GetNeededWidth()
{
int sum = 0;
DomNodeCollection nodes = ElementInternal.ChildNodes;
for (int i = 0; i < nodes.Length; i++)
{
sum += ((HtmlElement)nodes[i]).OffsetWidth;
}
return(sum);
}
internal static bool IsConsolidatable(DomNodeCollection childNodes, out HxlRenderWorkElement singleton)
{
singleton = null;
if (childNodes.Count == 0)
{
return(false);
}
foreach (var node in childNodes)
{
if (node.NodeType == DomNodeType.Text)
{
continue;
}
if (node is HxlTextElement)
{
continue;
}
HxlRenderWorkElement render = node as HxlRenderWorkElement;
if (render != null)
{
if (render.ChildNodes.Count == 0)
{
continue;
}
if (singleton == null)
{
singleton = render;
continue;
}
return(false);
}
return(false);
}
return(true);
}
/// <summary>
/// 获取所有子节点
/// </summary>
public IEnumerable<IHtmlNode> Nodes()
{
if ( _nodeCollection == null )
_nodeCollection = new DomNodeCollection( this );
return _nodeCollection.HtmlNodes;
}
/// <summary>
/// 创建一个 DomFragment 实例
/// </summary>
/// <param name="manager">文档碎片管理器</param>
public DomFragment( DomFragmentManager manager )
{
_manager = manager;
_nodeCollection = new DomNodeCollection( this );
}
protected DomContainer()
{
// TODO Replace with linked list (performance)
this.domChildNodes = new DomNodeCollection(this, new List<DomNode>());
}
