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Re: Clear NSPanel & View Shadow
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Re: Clear NSPanel & View Shadow


  • Subject: Re: Clear NSPanel & View Shadow
  • From: Wim Lewis <email@hidden>
  • Date: Mon, 22 Oct 2012 13:07:59 -0700

On 22 Oct 2012, at 12:07 PM, Jean Suisse wrote:
> The issue:
> If the NSPanel opens with theView visible, when hiding it, theView's shadow remains.
> If the NSPanel opens with theView hidden, when displaying theView, theView doesn't get a shadow.
>
> It seems that  the shadow for the panel is only computed when first displayed. I tried various options, but I must be missing something.


There is a method you can call, -[NSWindow invalidateShadow], which might help. (I don't know why it isn't invoked automatically.) This page has some discussion as well:
   http://cocoadev.com/wiki/InvalidatingShadowDoesNotReflectRecentlyHiddenAndShownViews



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References: 
 >Clear NSPanel & View Shadow (From: Jean Suisse <email@hidden>)

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