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Re: how to get events from a carbon event handler, in a cocoa app.
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Re: how to get events from a carbon event handler, in a cocoa app.


  • Subject: Re: how to get events from a carbon event handler, in a cocoa app.
  • From: Daniel Jalkut <email@hidden>
  • Date: Thu, 14 Sep 2006 11:24:30 -0400

I haven't confirmed this, but Carbon Event dispatch in Cocoa is limited by Apple to only those events for which there are no reasonable Cocoa counterparts. For instance, the "front process changed" events are dispatched because NSWorkspace doesn't offer any such facility.

Have you tried using the NSWorkspace "NSWorkspaceDidLaunchApplicationNotification" etc notifications to achieve your goal?

Daniel

On Sep 14, 2006, at 11:07 AM, Clayton John wrote:

OK, I basically want to listen for process activation and termination... watching the live process list essentially, here's how the handler gets installed:


EventTypeSpec eventsToListenFor [2];
eventsToListenFor[0].eventClass = kEventClassApplication;
eventsToListenFor[0].eventKind = kEventAppLaunched;
eventsToListenFor[1].eventClass = kEventClassApplication;
eventsToListenFor[1].eventKind = kEventAppTerminated;
OSStatus functionResult = InstallApplicationEventHandler (launchTerminateCallbackUPP,

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  • Follow-Ups:
    • Re: how to get events from a carbon event handler, in a cocoa app.
      • From: John Clayton <email@hidden>
    • Re: how to get events from a carbon event handler, in a cocoa
      • From: Ingvar Nedrebo <email@hidden>
References: 
 >how to get events from a carbon event handler, in a cocoa app. (From: Clayton John <email@hidden>)
 >Re: how to get events from a carbon event handler, in a cocoa app. (From: Rosyna <email@hidden>)
 >Re: how to get events from a carbon event handler, in a cocoa app. (From: Clayton John <email@hidden>)

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