Gets or sets the text displayed when the mouse pointer hovers over the Web server control.
Assembly: System.Web (in System.Web.dll)
Public Overridable Property ToolTip As Stringpublic virtual string ToolTip { get; set; }public:
virtual property String^ ToolTip {
String^ get ();
void set (String^ value);
}abstract ToolTip : string with get, set
override ToolTip : string with get, set<asp:WebControl ToolTip="String" />Property Value
Type: SystemThe text displayed when the mouse pointer hovers over the Web server control. The default is String
Use the ToolTip property to specify the custom text that is displayed when the mouse pointer hovers over the Web server control.
.gif) Note |
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This property is rendered for all browsers. However, only Microsoft Internet Explorer will display this property as a ToolTip. All other browsers will ignore this property. |
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 ASP.NET Globalization and Localization.
The following example illustrates how to set the ToolTip property on the Button control, which is inherited from the WebControl base class.
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The following code sample uses the single-file code model and may not work correctly if copied directly into a code-behind file. This code sample must be copied into an empty text file that has an .aspx extension. For more information on the Web Forms code model, see ASP.NET Web Page Code Model. |
<%@ Page Language="VB" AutoEventWireup="True" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<script language="VB" runat="server">
Sub SubmitBtn_Click(ByVal sender As Object, ByVal e As EventArgs)
If CType(sender, Button).CommandArgument = "1" Then
Label1.Text = "Share your happiness!"
Else
Label1.Text = "Be happy!"
End If
Label1.BorderColor = Drawing.Color.BurlyWood
Label1.BorderWidth = 4
End Sub
</script>
<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
<title>ToolTip Property of a Web Control</title>
</head>
<body>
<form id="form1" runat="server">
<h3>ToolTip Property of a Web Control</h3>
<p>Don't know which button to click?<br />
Move the mouse pointer over the buttons to find out!
</p>
<p><asp:Button id="SubmitBtn1" OnClick="SubmitBtn_Click"
Text="Click Me" CommandArgument="1"
ToolTip="Click me if you are happy" runat="server"/>
</p>
<p><asp:Button id="SubmitBtn2" OnClick="SubmitBtn_Click"
Text="Click Me" CommandArgument="2"
ToolTip="Click me if you are sad." runat="server"/>
</p>
<asp:Label id="Label1" Font-size="24pt" Font-Bold="True"
BackColor="Yellow" runat="server"/>
</form>
</body>
</html>
<%@ 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 SubmitBtn_Click(object sender, EventArgs e)
{
if (((Button)sender).CommandArgument == "1")
Label1.Text = "Share your happiness!";
else
Label1.Text = "Be happy!";
Label1.BorderColor = System.Drawing.Color.BurlyWood;
Label1.BorderWidth = 4;
}
</script>
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title>WebControl.ToolTip Example</title>
</head>
<body>
<form id="Form1" runat="server">
<h3>ToolTip Property of a Web Control</h3>
<p>Don't know which button to click?<br />
Move the mouse pointer over the buttons to find out!
</p>
<p><asp:Button id="SubmitBtn1" OnClick="SubmitBtn_Click"
Text="Click Me" CommandArgument="1"
ToolTip="Click me if you are happy" runat="server"/>
</p>
<p><asp:Button id="SubmitBtn2" OnClick="SubmitBtn_Click"
Text="Click Me" CommandArgument="2"
ToolTip="Click me if you are sad." runat="server"/>
</p>
<asp:Label id="Label1" Font-size="24pt" Font-Bold="True"
BackColor="Yellow" runat="server"/>
</form>
</body>
</html>
Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.