TreeNode.Parent 속성
정의
중요
일부 정보는 릴리스되기 전에 상당 부분 수정될 수 있는 시험판 제품과 관련이 있습니다. Microsoft는 여기에 제공된 정보에 대해 어떠한 명시적이거나 묵시적인 보증도 하지 않습니다.
현재 노드의 부모 노드를 가져옵니다.
public:
property System::Web::UI::WebControls::TreeNode ^ Parent { System::Web::UI::WebControls::TreeNode ^ get(); };[System.ComponentModel.Browsable(false)]
public System.Web.UI.WebControls.TreeNode Parent { get; }[<System.ComponentModel.Browsable(false)>]
member this.Parent : System.Web.UI.WebControls.TreeNodePublic ReadOnly Property Parent As TreeNode속성 값
현재 노드의 부모 노드를 나타내는 TreeNode입니다.
- 특성
예제
다음 코드 예제를 사용 하는 방법에 설명 합니다 Parent 속성에 액세스를 Text 현재 노드의 부모 노드의 속성입니다.
<%@ Page Language="C#" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<script runat="server">
void Selection_Changed(Object sender, EventArgs e)
{
// Display the selected node and its parent node.
Message.Text = "You selected " + LinksTreeView.SelectedNode.Text + ". ";
if(LinksTreeView.SelectedNode.Parent.Depth != -1)
{
Message.Text += "Its parent node is " + LinksTreeView.SelectedNode.Parent.Text + ".";
}
else
{
Message.Text += "This is a root node and does not have a parent node.";
}
}
</script>
<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
<title>TreeNode Parent Example</title>
</head>
<body>
<form id="form1" runat="server">
<h3>TreeNode Parent Example</h3>
<h5>Select a node from the TreeView control.</h5>
<asp:TreeView id="LinksTreeView"
Font-Names= "Arial"
ForeColor="Blue"
ExpandDepth="2"
OnSelectedNodeChanged="Selection_Changed"
runat="server">
<LevelStyles>
<asp:TreeNodeStyle ChildNodesPadding="10"
Font-Bold="true"
Font-Size="12pt"
ForeColor="DarkGreen"/>
<asp:TreeNodeStyle ChildNodesPadding="5"
Font-Bold="true"
Font-Size="10pt"/>
<asp:TreeNodeStyle ChildNodesPadding="5"
Font-UnderLine="true"
Font-Size="10pt"/>
<asp:TreeNodeStyle ChildNodesPadding="10"
Font-Size="8pt"/>
</LevelStyles>
<Nodes>
<asp:TreeNode Text="Table of Contents">
<asp:TreeNode Text="Chapter One">
<asp:TreeNode Text="Section 1.0">
<asp:TreeNode Text="Topic 1.0.1"/>
<asp:TreeNode Text="Topic 1.0.2"/>
<asp:TreeNode Text="Topic 1.0.3"/>
</asp:TreeNode>
<asp:TreeNode Text="Section 1.1">
<asp:TreeNode Text="Topic 1.1.1"/>
<asp:TreeNode Text="Topic 1.1.2"/>
<asp:TreeNode Text="Topic 1.1.3"/>
<asp:TreeNode Text="Topic 1.1.4"/>
</asp:TreeNode>
</asp:TreeNode>
<asp:TreeNode Text="Chapter Two">
<asp:TreeNode Text="Section 2.0">
<asp:TreeNode Text="Topic 2.0.1"/>
<asp:TreeNode Text="Topic 2.0.2"/>
</asp:TreeNode>
</asp:TreeNode>
</asp:TreeNode>
<asp:TreeNode Text="Appendix A" />
<asp:TreeNode Text="Appendix B" />
<asp:TreeNode Text="Appendix C" />
</Nodes>
</asp:TreeView>
<br /><br />
<asp:Label id="Message"
runat="server"/>
</form>
</body>
</html>
<%@ Page Language="VB" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<script runat="server">
Sub Selection_Changed(ByVal sender As Object, ByVal e As EventArgs)
' Display the selected node and its parent node.
Message.Text = "You selected " & LinksTreeView.SelectedNode.Text & ". "
If LinksTreeView.SelectedNode.Parent.Depth <> -1 Then
Message.Text &= "Its parent node is " & LinksTreeView.SelectedNode.Parent.Text & "."
Else
Message.Text &= "This is a root node and does not have a parent node."
End If
End Sub
</script>
<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
<title>TreeNode Parent Example</title>
</head>
<body>
<form id="form1" runat="server">
<h3>TreeNode Parent Example</h3>
<h5>Select a node from the TreeView control.</h5>
<asp:TreeView id="LinksTreeView"
Font-Names= "Arial"
ForeColor="Blue"
ExpandDepth="2"
OnSelectedNodeChanged="Selection_Changed"
runat="server">
<LevelStyles>
<asp:TreeNodeStyle ChildNodesPadding="10"
Font-Bold="true"
Font-Size="12pt"
ForeColor="DarkGreen"/>
<asp:TreeNodeStyle ChildNodesPadding="5"
Font-Bold="true"
Font-Size="10pt"/>
<asp:TreeNodeStyle ChildNodesPadding="5"
Font-UnderLine="true"
Font-Size="10pt"/>
<asp:TreeNodeStyle ChildNodesPadding="10"
Font-Size="8pt"/>
</LevelStyles>
<Nodes>
<asp:TreeNode Text="Table of Contents">
<asp:TreeNode Text="Chapter One">
<asp:TreeNode Text="Section 1.0">
<asp:TreeNode Text="Topic 1.0.1"/>
<asp:TreeNode Text="Topic 1.0.2"/>
<asp:TreeNode Text="Topic 1.0.3"/>
</asp:TreeNode>
<asp:TreeNode Text="Section 1.1">
<asp:TreeNode Text="Topic 1.1.1"/>
<asp:TreeNode Text="Topic 1.1.2"/>
<asp:TreeNode Text="Topic 1.1.3"/>
<asp:TreeNode Text="Topic 1.1.4"/>
</asp:TreeNode>
</asp:TreeNode>
<asp:TreeNode Text="Chapter Two">
<asp:TreeNode Text="Section 2.0">
<asp:TreeNode Text="Topic 2.0.1"/>
<asp:TreeNode Text="Topic 2.0.2"/>
</asp:TreeNode>
</asp:TreeNode>
</asp:TreeNode>
<asp:TreeNode Text="Appendix A" />
<asp:TreeNode Text="Appendix B" />
<asp:TreeNode Text="Appendix C" />
</Nodes>
</asp:TreeView>
<br /><br />
<asp:Label id="Message"
runat="server"/>
</form>
</body>
</html>
설명
합니다 Parent 속성이 반환을 TreeNode 현재 노드의 부모 노드를 나타내는 개체입니다. 부모 노드를 확인 하거나 부모 노드의 속성에 액세스 하려면 일반적으로 사용 됩니다.
참고
루트 노드는 부모 노드가 없습니다.
현재 노드의 자식 노드에 액세스 하려면 사용 된 ChildNodes 속성입니다.