Re: Arrow Keys in NSSlider
Re: Arrow Keys in NSSlider
- Subject: Re: Arrow Keys in NSSlider
- From: "Raglan T. Tiger" <email@hidden>
- Date: Tue, 08 Sep 2015 15:05:26 -0600
Coolio, I will get on these suggestion, thx!
-rags
> On Sep 8, 2015, at 2:47 PM, Quincey Morris <email@hidden> wrote:
>
> On Sep 8, 2015, at 13:28 , Raglan T. Tiger <email@hidden> wrote:
>>
>> What more do I need do ?
>
> It’s hard to say, but at the very least you’ll actually need to *make* the NSSlider first responder, which means you’ll have to click it first or tab to it.
>
> You also don’t say what you think should happen if arrow keys should be pressed when some other view (e.g. a text field) is first responder.
>
> Most likely, your solution will involved the following:
>
> — Implement ‘keyDown’ in a view or controller higher up in the responder chain, an object that normally doesn’t respond to keystrokes.
>
> — In your ‘keyDown’ override, invoke ‘interpretKeyEvents’ to handle the arrow keys.
>
> — In a suitable controller class (possibly the same one), implement ‘moveUp/Down/Left/Right:’ action methods to deal with the slider.
>
> — Filter out or reroute other events that aren’t relevant.
>
> See the Cocoa Event Handling Guide (Handling Key Events) for more details.
>
>
>
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