Can You Detect Design Mode from Within a Control's Constructor?

Identifying Design Mode During Control Construction

Knowing if your application is in design mode or runtime is crucial. But can you make this determination while a control is being built?

The Question:

Is it possible to differentiate between design and runtime modes within a control's constructor?

The Solution:

Yes, you can detect design mode during object construction using the LicenseUsageMode enumeration from the System.ComponentModel namespace:

bool designMode = (LicenseManager.UsageMode == LicenseUsageMode.Designtime);

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