On 1 Feb 2012, at 14:29, Ken Thomases wrote:
> On Feb 1, 2012, at 1:20 AM, Gerriet M. Denkmann wrote:
>
>> I tried:
>>
>> - (void)applicationWillBecomeActive:(NSNotification *)aNotification
>> {
>> (void)aNotification;
>>
>> NSRunningApplication *currentApplication = [ NSRunningApplication
>> currentApplication ];
>> NSString *bundleIdentifier = currentApplication.bundleIdentifier;
>> NSLog(@"%s current: %@",__FUNCTION__, bundleIdentifier);
>>
>> NSWorkspace *sharedWorkspace = [ NSWorkspace sharedWorkspace ];
>> NSArray *runningApplications = [ sharedWorkspace runningApplications ];
>> for( NSRunningApplication *ru in runningApplications )
>> {
>> if ( ru.isActive )
>> {
>> NSString *bundleIdentifier = ru.bundleIdentifier;
>> NSLog(@"%s active: %@",__FUNCTION__, bundleIdentifier);
>> };
>> };
>> }
>>
>> But both the currentApplication and the active one is our app (NOT the
>> previously active one).
>>
>> Although the name of the notification is applicationWillBecomeActive it acts
>> more like
>> applicationIsAlreadySomehowActiveAndWIllBecomeFullyActiveRealSoonNow.
>
> Well, remember that this is Cocoa responding to an event delivered from the
> system. Events are delivered asynchronously. The system can't afford to
> wait for an app to respond to an event before moving on.
>
> There is bound to be an interval of time between when the system changed
> which app is active and when Cocoa actually acts on the event it received
> because of that change.
Yes, I understand this.
The good news is: in applicationWillFinishLaunching the active app (not the
currentApplication) is still the previously active app.
Using this, together with your suggestion of watching Carbon events, I now have
a perfect solution.
Thanks for your help. Thanks also to Lee Ann Rucker for suggesting using the
app delegate methods.
Kind regards,
Gerriet.
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