Re: Subclassing IKImageView
Re: Subclassing IKImageView
- Subject: Re: Subclassing IKImageView
- From: Fritz Anderson <email@hidden>
- Date: Sun, 29 Jan 2012 11:27:59 -0600
On 29 Jan 2012, at 8:42 AM, Jan E. Schotsman wrote:
> I want to modify IKImageView so that it erases with the window background color. By default it erases with medium gray which looks awful.
>
> I tried implementing -drawRect but this is only called when the window opens. It isn't even called when the image is set to nil.
> Can one set the erase color of an NSView?
I'm curious — how does the instance property .backgroundColor not suit your purpose?
> Also I want to register the file url when the user drags an image file on the view. How do I go about that?
> Can I make it accept image files but not images in general?
I'd experiment with subclassing, then overriding the setImageWithURL: and setImage:imageProperties: methods. Possibly those aren't on the pipeline for drag-and-drop. In that case, my next experiment would be to override the <NSDraggingDestination> methods.
— F
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