Re: BOOL parameter passed as nil object
Re: BOOL parameter passed as nil object
- Subject: Re: BOOL parameter passed as nil object
- From: Clark Cox <email@hidden>
- Date: Fri, 22 Apr 2016 16:09:05 -0700
If you really need the block to run in specific runloop modes, you can use CFRunLoopPerformBlock:
CFRunLoopPerformBlock(CFRunLoopGetMain(), kCFRunLoopCommonModes, ^{
//Code to be performed on main thread
});
> On Apr 22, 2016, at 16:00, Carl Hoefs <email@hidden> wrote:
>
> On Apr 22, 2016, at 2:57 PM, Quincey Morris <email@hidden> wrote:
>>
>> If you must use performSelector, then you can write your own glue method that takes an object parameter and invokes the API that takes the scalar parameter.
>
> -performSelectorOnMainThread:withObject:waitUntilDone:modes: can handle NSRunLoopCommonModes, such as to ensure an animation continues to run in all run loop common modes. Does the block+GCD+dispatch_async approach support this, or is this a case where -performSelector: should be used?
>
> -Carl
>
>
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