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Control.DesignMode Property

.NET Framework 3.0

Gets a value indicating whether a control is being used on a design surface.

Namespace: System.Web.UI
Assembly: System.Web (in system.web.dll)

protected internal bool DesignMode { get; }

/** @property */
protected boolean get_DesignMode ()

JScript

protected internal function get DesignMode () : boolean

XAML

Not applicable.

Property Value

true if the control is being used in a designer; otherwise, false.

Remarks

The DesignMode property returns true to indicate that the control is being used in the context of a designer. Your custom controls can use this property when design-time behavior is different than run-time behavior.

Platforms

Windows 98, Windows Server 2000 SP4, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.

Version Information

.NET Framework

Supported in: 3.0, 2.0

Reference

Control Class
Control Members
System.Web.UI Namespace

Other Resources

Introduction to ASP.NET Control Designers

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