TreeView.CollapseImageToolTip Property
Definition
Important
Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.
Gets or sets the ToolTip for the image that is displayed for the collapsible node indicator.
public:
property System::String ^ CollapseImageToolTip { System::String ^ get(); void set(System::String ^ value); };
public string CollapseImageToolTip { get; set; }
member this.CollapseImageToolTip : string with get, set
Public Property CollapseImageToolTip As String
Property Value
The ToolTip for the image displayed for the collapsible node indicator.
Examples
The following code example demonstrates how to use the CollapseImageToolTip property to specify a ToolTip for an image that is displayed for the collapsible node indicator.
<%@ Page Language="C#" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
<title>TreeView Custom Images Example</title>
</head>
<body>
<form id="form1" runat="server">
<h3>TreeView Custom Images Example</h3>
<!-- Set the custom images of this TreeView control -->
<!-- declaratively. -->
<asp:TreeView id="CustomTreeView"
NoExpandImageUrl="Space.jpg"
CollapseImageUrl="Minus.jpg"
CollapseImageToolTip="Collapse Node"
ExpandImageUrl="Plus.jpg"
ExpandImageToolTip="Expand Node"
RootNodeStyle-ImageUrl="Root.jpg"
ParentNodeStyle-ImageUrl="Parent.jpg"
LeafNodeStyle-ImageUrl="Leaf.jpg"
ImageSet="Custom"
runat="server">
<Nodes>
<asp:TreeNode Value="Home"
NavigateUrl="Home.aspx"
Text="Home"
Target="_blank"
Expanded="True">
<asp:TreeNode Value="Page 1"
NavigateUrl="Page1.aspx"
Text="Page 1"
Target="_blank">
<asp:TreeNode Value="Section 1"
ImageUrl="custom.jpg"
NavigateUrl="Section1.aspx"
Text="Section 1"
Target="_blank">
</asp:TreeNode>
</asp:TreeNode>
<asp:TreeNode Value="Page 2"
Selected="True"
NavigateUrl="Page2.aspx"
Text="Page 2"
Target="_blank">
</asp:TreeNode>
</asp:TreeNode>
</Nodes>
</asp:TreeView>
</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">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
<title>TreeView Custom Images Example</title>
</head>
<body>
<form id="form1" runat="server">
<h3>TreeView Custom Images Example</h3>
<!-- Set the custom images of this TreeView control -->
<!-- declaratively. -->
<asp:TreeView id="CustomTreeView"
NoExpandImageUrl="Space.jpg"
CollapseImageUrl="Minus.jpg"
CollapseImageToolTip="Collapse Node"
ExpandImageUrl="Plus.jpg"
ExpandImageToolTip="Expand Node"
RootNodeStyle-ImageUrl="Root.jpg"
ParentNodeStyle-ImageUrl="Parent.jpg"
LeafNodeStyle-ImageUrl="Leaf.jpg"
ImageSet="Custom"
runat="server">
<Nodes>
<asp:TreeNode Value="Home"
NavigateUrl="Home.aspx"
Text="Home"
Target="_blank"
Expanded="True">
<asp:TreeNode Value="Page 1"
NavigateUrl="Page1.aspx"
Text="Page 1"
Target="_blank">
<asp:TreeNode Value="Section 1"
ImageUrl="custom.jpg"
NavigateUrl="Section1.aspx"
Text="Section 1"
Target="_blank">
</asp:TreeNode>
</asp:TreeNode>
<asp:TreeNode Value="Page 2"
Selected="True"
NavigateUrl="Page2.aspx"
Text="Page 2"
Target="_blank">
</asp:TreeNode>
</asp:TreeNode>
</Nodes>
</asp:TreeView>
</form>
</body>
</html>
Remarks
Use the CollapseImageToolTip property to specify a ToolTip for the collapsible image. The text that you specify provides Assistive Technology devices with a description of the image that can be used to make the control more accessible.
The value of this property is stored in view state.
The value of this property, when set, can be saved automatically to a resource file by using a designer tool. For more information, see LocalizableAttribute and Globalization and Localization.
Applies to
See also
.NET
피드백
https://aka.ms/ContentUserFeedback
출시 예정: 2024년 내내 콘텐츠에 대한 피드백 메커니즘으로 GitHub 문제를 단계적으로 폐지하고 이를 새로운 피드백 시스템으로 바꿀 예정입니다. 자세한 내용은 다음을 참조하세요.다음에 대한 사용자 의견 제출 및 보기