Re: Pre-requisites for automatic image highlighting in NSButton?
Re: Pre-requisites for automatic image highlighting in NSButton?
- Subject: Re: Pre-requisites for automatic image highlighting in NSButton?
- From: "Ken Ferry" <email@hidden>
- Date: Mon, 28 Jul 2008 22:09:54 -0700
Oops, better link:
<http://developer.apple.com/releasenotes/Cocoa/AppKit.html#NSImageTemplate>
Ken Ferry
Cocoa Frameworks
On Mon, Jul 28, 2008 at 10:08 PM, Ken Ferry <email@hidden> wrote:
> Hi Mark,
>
> You haven't mentioned anything about the isTeplate property yet, so
> maybe you aren't aware of it.
>
> Take a look at the section of the AppKit Leopard release notes titled
> "Text and image effects: -[NSImage isTemplate]".
>
> <http://developer.apple.com/releasenotes/Cocoa/AppKit.html#TextAndImageEffects>.
>
> -Ken
>
> On Mon, Jul 28, 2008 at 10:02 PM, Mark Allerton <email@hidden> wrote:
>> Hello,
>>
>> I have been trying to get automatic image highlighting to work in
>> "rounded textured" style buttons, created in IB. So far I am able to
>> make this work just fine when using "system provided" images (for
>> example "NSGoRightTemplate") but unable to make this work with my own
>> images provided as either PNG or icns.
>>
>> Just to be clear what I am referring to here, I mean the highlighting
>> that occurs on "push on push off" or "toggle" style buttons. For "push
>> on push off", the image is (or should be) highlighted in white on the
>> dark gray background for NSOnState, and for toggle style the NSOnState
>> highlight is blue. I've followed the advice in the HIG and just
>> specified an image for the button and no "alt. image". And if I use
>> NSGoRightTemplate all is well, with my images not so much.
>>
>> So it seems to me there must be some additional pre-requisites for the
>> button images that I've missed - can anyone advise? My images do
>> already have an alpha mask, and like I say I have tried PNG and ICNS
>> format so far.
>>
>> Cheers
>>
>> ..Mark..
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