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Re: HUD panel is deallocating itself after close
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Re: HUD panel is deallocating itself after close


  • Subject: Re: HUD panel is deallocating itself after close
  • From: Sam Krishna <email@hidden>
  • Date: Wed, 2 Apr 2008 01:27:38 -0400

Hey Jon,

Thanks... I literally figured that out 90 seconds before you emailed me. :-D

Sam

On Apr 2, 2008, at 1:23 AM, Jonathan Hess wrote:

Hey Sam -

Uncheck 'release when closed' option in the IB inspector for your HUD window if it is checked.

Good Luck -
Jon Hess

On Apr 1, 2008, at 10:12 PM, Sam Krishna wrote:

(Leopard 10.2.5, x86)

As a simple project, I'm trying to implement a HUD panel inside of the TextEdit codebase. The HUD panel is in a separate nib ("HUD.nib") that has it's own controller which is separate from the File's Owner class.

I have two classes:

(1) Launcher.[hm] --- this is the File's Owner class.
(2) HUDControlller.[hm]

I've re-wired the "Find..." sub-menu item to launch the panel when firing showFindPanel:

The HUD panel opens successfully the first time when I use Cmd-F to "find" something. However, when I close the panel and try to re- open it, the system acts as if the panel has inadvertently been freed. Here's the backtrace:

--------
Current language: auto; currently objective-c
Program received signal: “EXC_BAD_ACCESS”.
(gdb) bt
#0 0x906176e8 in objc_msgSend ()
#1 0x0001b142 in -[PanelController showFindPanel:] (self=0x143c4d30, _cmd=0x1fdf8, sender=0x135530) at /Volumes/elyon/ achilles/Projects/Regex/Prototypes/TextEdit/PanelController.m:30
#2 0x0001b322 in -[Detector showFindPanel:] (self=0x135530, _cmd=0x1fdf8, sender=0x12f6c0) at /Volumes/elyon/achilles/Projects/ Regex/Prototypes/TextEdit/Detector.m:136
#3 0x9188fe56 in -[NSApplication sendAction:to:from:] ()
#4 0x9193e7cc in -[NSMenu performActionForItemAtIndex:] ()
#5 0x9193e4d1 in -[NSCarbonMenuImpl performActionWithHighlightingForItemAtIndex:] ()
#6 0x9193e157 in -[NSMenu performKeyEquivalent:] ()
#7 0x9193c9fd in -[NSApplication _handleKeyEquivalent:] ()
#8 0x91859b36 in -[NSApplication sendEvent:] ()
#9 0x917b70f9 in -[NSApplication run] ()
#10 0x9178430a in NSApplicationMain ()
#11 0x00016985 in main (argc=1, argv=0xbffff6b0) at
------


For the record, the code isn't doing anything special. All I did was re-wire the main menu's Find->Find... submenu item to my Launcher class in the Edit.nib file. I then used NSBundle to load the secondary xib, set the File's Owner of the 2nd xib to Launcher, and had it point to the HUDController, which in turn performs - makeKeyAndOrderFront: on the HUD Panel when using Cmd-F.

Any ideas?

Sam


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References: 
 >HUD panel is deallocating itself after close (From: Sam Krishna <email@hidden>)
 >Re: HUD panel is deallocating itself after close (From: Jonathan Hess <email@hidden>)

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