This looks like what I've been searching for for a while now, thanks for
sharing! What is the second parameter, though? Can it be nil,or does it need to
be some NSView object or subclass? Also, in your demo, why provide the string
"Hi" instead of using the string that was passed n? I just want to be sure I
understand the process. Thanks again.
On Jul 20, 2014, at 5:08 PM, Tyler Thompson <[email protected]> wrote:
> Hello, this is a tidbit for those of you interested in developing for OSX,
>
> I have dug through tons of documentation on VoiceOver accessibility and
> submitted several support tickets to apple for assistance and I finally wrote
> this function I thought I'd share with everybody:
>
> -(void)speakString:(NSString *)stringToSpeak fromFocusedUIElement:(id)object
> {
> NSDictionary *announcementInfo = [[NSDictionary alloc]
> initWithObjectsAndKeys:stringToSpeak, NSAccessibilityAnnouncementKey,
> @"High", NSAccessibilityPriorityKey, nil];
> NSAccessibilityPostNotificationWithUserInfo(object,
> NSAccessibilityAnnouncementRequestedNotification, announcementInfo);
> }
>
> This could easily be expanded on, for instance we could include in this
> function a way to tell the object that currently has keyboard focus to assure
> that VoiceOver always speaks the string as opposed to you having to figure it
> out. We could also add a NSAccessibilityLayoutChanged notification to refresh
> the braille display (Although in some very bizarre cases this causes
> VoiceOver to speak twice (once with the announcement, once for the layout
> change). In other cases the announcement interrupts the layout change
> notification or visa versa, I have yet to figure that bit out.
>
> However I felt like this code snippet could do some people good, so there it
> is.
>
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Have a great day,
Alex Hall
[email protected]
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