父节点

• The parent of the desired nodes
  期望节点的父节点
• Returns all nodes under any node
  返回父节点为
• Control can display lines that connect child nodes to parent nodes when the
  控件可以显示连接子节点和父节点的线条。
• Represents the different node types leaf , parent , and root in the
  控件中不同的节点类型（叶节点、父节点和根节点） 。
• Id of the node that the scheduler belongs to , also known as the parent node
  计划程序所属的节点的id ，也称为父节点。
• Gets or sets the amount of space between a parent node and a child node to which the
  类的父节点与子节点之间的间距。
• By contrast , every node descends from a parent , passing and returning a
  中，每个节点都来自一个父节点，传递并返回一个
• Who have a parent
  匹配所有父节点为
• Each node in the diagram , except the root node , has only one parent node
  关系图中的每一节点（根节点除外）都只有一个父节点。
• Serially , after the current one , under the parent node ; otherwise , a null reference
  位于父节点之下、当前节点之后的下一个相邻