Gets a value that indicates whether a WebPart control is shared, meaning that it is visible to all users of a Web Parts page.
Assembly: System.Web (in System.Web.dll)
<BrowsableAttribute(False)> _
Public ReadOnly Property IsShared As Boolean
Get[BrowsableAttribute(false)]
public bool IsShared { get; }[BrowsableAttribute(false)]
public:
property bool IsShared {
bool get ();
}[<BrowsableAttribute(false)>]
member IsShared : bool
Property Value
Type: Systemtrue if the WebPart control has shared user visibility on a Web page; otherwise, false. The default value is false.
A shared Web Parts control is visible to all users of a Web page. The opposite of a shared control is a per-user control, which is user-specific and is visible only to the user who added that control to a page.
If a dynamic control is added while a user is viewing the page in shared personalization scope, the control will be shared. If the control is added while the user is in user personalization scope, the IsShared property value for that control will be false.
For more information about shared and per-user controls, see Web Parts Personalization Overview.
The following code example demonstrates the use of the IsShared property for a custom Web Parts control. This example assumes the use of a custom control, TextDisplayWebPart, created in the Example section of the WebPart class overview.
When you load the Web page in a browser and click the Check Sharing button, the code checks the IsShared property on the TextDisplayWebPart control, and the value of the property is true, because the control is referenced as a static control in the declarative markup of the page.
<%@ page language="VB" %>
<%@ register tagprefix="aspSample"
Namespace="Samples.AspNet.VB.Controls"
Assembly="TextDisplayWebPartVB"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<script runat="server">
Sub button1_Click(ByVal sender As Object, ByVal e As System.EventArgs)
If textwebpart.IsShared Then
label1.Text = "Text WebPart control is shared."
End If
End Sub
</script>
<html xmlns="http://www.w3.org/1999/xhtml" >
<head id="Head1" runat="server">
<title>ASP.NET Example</title>
</head>
<body>
<form id="Form1" runat="server">
<asp:webpartmanager id="WebPartManager1" runat="server" />
<asp:webpartzone
id="WebPartZone1"
runat="server"
title="Zone 1"
PartChromeType="TitleAndBorder">
<parttitlestyle font-bold="true" ForeColor="#3300cc" />
<partstyle
borderwidth="1px"
borderstyle="Solid"
bordercolor="#81AAF2" />
<zonetemplate>
<aspSample:TextDisplayWebPart
runat="server"
id="textwebpart"
title = "Text Content WebPart"
/>
</zonetemplate>
</asp:webpartzone>
<asp:Button ID="button1" Runat="server"
OnClick="button1_Click"
Text="Check Sharing"
/>
<asp:Label ID="label1" Runat="server" />
</form>
</body>
</html>
<%@ page language="C#" %>
<%@ register tagprefix="aspSample"
Namespace="Samples.AspNet.CS.Controls"
Assembly="TextDisplayWebPartCS"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<script runat="server">
void button1_Click(object sender, EventArgs e)
{
if (textwebpart.IsShared)
label1.Text = "Text WebPart control is shared.";
}
</script>
<html xmlns="http://www.w3.org/1999/xhtml" >
<head id="Head1" runat="server">
<title>ASP.NET Example</title>
</head>
<body>
<form id="Form1" runat="server">
<asp:webpartmanager id="WebPartManager1" runat="server" />
<asp:webpartzone
id="WebPartZone1"
runat="server"
title="Zone 1"
PartChromeType="TitleAndBorder">
<parttitlestyle font-bold="true" ForeColor="#3300cc" />
<partstyle
borderwidth="1px"
borderstyle="Solid"
bordercolor="#81AAF2" />
<zonetemplate>
<aspSample:TextDisplayWebPart
runat="server"
id="textwebpart"
title = "Text Content WebPart"
/>
</zonetemplate>
</asp:webpartzone>
<asp:Button ID="button1" Runat="server"
OnClick="button1_Click"
Text="Check Sharing"
/>
<asp:Label ID="label1" 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.