WPF UserControl Design Time Size

Question

When creating a UserControl in WPF, I find it convenient to give it some arbitrary Height and Width values so that I can view my changes in the Visual Studio designer. When

Answer 1

Some have suggested using the LicenseManager.UsageMode property which I've never seen before but I have used the following code.

if(!DesignerProperties.GetIsInDesignMode(this))
{
    this.Width = double.NaN;
    this.Height = double.NaN;
}

esskar,

I just want to add that you should generally always call the method of the base when overriding an "On" method.

protected override void OnVisualParentChanged(DependencyObject oldParent)
{
    base.OnVisualParentChanged(oldParent);

    ...
}

Great workaround by the way, I'm using it myself now too.