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DesignMode Property
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Component.DesignMode Property

Gets a value that indicates whether the Component is currently in design mode.

Namespace:  System.ComponentModel
Assembly:  System (in System.dll)

'Declaration
<BrowsableAttribute(False)> _
Protected ReadOnly Property DesignMode As Boolean

Property Value

Type: System.Boolean
true if the Component is in design mode; otherwise, false.

The design mode indicator is stored in the ISite; therefore, if the Component does not have an ISite associated with it, the value of this property is false.

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0, 1.1

.NET Framework Client Profile

Supported in: 4, 3.5 SP1
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