Re: Detecting Ctrl-Alt-Del in Windows

2011-09-03 Thread Nobody
On Fri, 02 Sep 2011 17:55:41 +1000, Chris Angelico wrote: >> That's why you have to hit CAD to get to the login form in some versions >> of Windows. The whole point of that secure sequence is that the OS and >> only the OS responds. > > Although I heard somewhere that that's more gimmick than gua

Re: Detecting Ctrl-Alt-Del in Windows

2011-09-02 Thread Gregory Ewing
Chris Angelico wrote: Although I heard somewhere that that's more gimmick than guarantee, and that it IS possible for an app to hook CAD - just that it's a lot harder than building a simple window that looks like the login... And of course it's possible that someone has snuck in during the nig

Re: Detecting Ctrl-Alt-Del in Windows

2011-09-02 Thread Chris Angelico
On Sat, Sep 3, 2011 at 2:26 AM, Den wrote: > I've been doing some more thinking on what I want.  This may be a > better explanation.  Is there a way of detecting if my program has > lost "focus" (I'm not sure the correct term)?  For example, if someone > is typing in my program, but some other pro

Re: Detecting Ctrl-Alt-Del in Windows

2011-09-02 Thread Den
On Sep 1, 8:52 am, Den wrote: > Obviously, this is a windows-based question.  I know that Ctrl-Alt-Del > is handled deep inside the OS, and I'm not trying to interrupt that. > But is there some way to detect that a C-A-D has been pressed? > > Also, is there a corresponding key-sequence in Mac and

Re: Detecting Ctrl-Alt-Del in Windows

2011-09-02 Thread Den
On Sep 2, 5:27 am, sjm wrote: > On Sep 1, 12:52 pm, Den wrote: > > > Obviously, this is a windows-based question.  I know that Ctrl-Alt-Del > > is handled deep inside the OS, and I'm not trying to interrupt that. > > But is there some way to detect that a C-A-D has been pressed? > > If you manage

Re: Detecting Ctrl-Alt-Del in Windows

2011-09-02 Thread Den
On Sep 2, 5:27 am, sjm wrote: > On Sep 1, 12:52 pm, Den wrote: > > > Obviously, this is a windows-based question.  I know that Ctrl-Alt-Del > > is handled deep inside the OS, and I'm not trying to interrupt that. > > But is there some way to detect that a C-A-D has been pressed? > > If you manage

Re: Detecting Ctrl-Alt-Del in Windows

2011-09-02 Thread Tim Golden
Obviously, this is a windows-based question. I know that Ctrl-Alt-Del is handled deep inside the OS, and I'm not trying to interrupt that. But is there some way to detect that a C-A-D has been pressed? Others have pointed out that this shouldn't really be possible for reasons of security. (And

Re: Detecting Ctrl-Alt-Del in Windows

2011-09-02 Thread sjm
On Sep 1, 12:52 pm, Den wrote: > Obviously, this is a windows-based question.  I know that Ctrl-Alt-Del > is handled deep inside the OS, and I'm not trying to interrupt that. > But is there some way to detect that a C-A-D has been pressed? If you manage to write a program that can detect CTRL-ALT

Re: Detecting Ctrl-Alt-Del in Windows

2011-09-02 Thread Thomas Jollans
On 01/09/11 17:52, Den wrote: > Obviously, this is a windows-based question. I know that Ctrl-Alt-Del > is handled deep inside the OS, and I'm not trying to interrupt that. > But is there some way to detect that a C-A-D has been pressed? > > Also, is there a corresponding key-sequence in Mac and

Re: Detecting Ctrl-Alt-Del in Windows

2011-09-02 Thread Chris Angelico
On Fri, Sep 2, 2011 at 5:06 PM, Stephen Hansen wrote: > That's why you have to hit CAD to get to the login form in some versions > of Windows. The whole point of that secure sequence is that the OS and > only the OS responds. > Although I heard somewhere that that's more gimmick than guarantee, a

Re: Detecting Ctrl-Alt-Del in Windows

2011-09-02 Thread Stephen Hansen
On 9/1/11 8:52 AM, Den wrote: > Obviously, this is a windows-based question. I know that Ctrl-Alt-Del > is handled deep inside the OS, and I'm not trying to interrupt that. > But is there some way to detect that a C-A-D has been pressed? IIUC, by definition, Ctrl-Alt-Delete can't be responded to

Re: Detecting Ctrl-Alt-Del in Windows

2011-09-01 Thread Gregory Ewing
On Thu, 01 Sep 2011 08:52:49 -0700, Den wrote: Also, is there a corresponding key-sequence in Mac and Linux? The nearest equivalent in MacOSX is Command-Option-Escape, which brings up the force-quit dialog. I don't know how deep down in the system it's implemented. It's possible to use SetSys

Re: Detecting Ctrl-Alt-Del in Windows

2011-09-01 Thread Nobody
On Thu, 01 Sep 2011 08:52:49 -0700, Den wrote: > Obviously, this is a windows-based question. I know that Ctrl-Alt-Del > is handled deep inside the OS, and I'm not trying to interrupt that. > But is there some way to detect that a C-A-D has been pressed? Not reliably. You might infer that Ctrl-A

Detecting Ctrl-Alt-Del in Windows

2011-09-01 Thread Den
Obviously, this is a windows-based question. I know that Ctrl-Alt-Del is handled deep inside the OS, and I'm not trying to interrupt that. But is there some way to detect that a C-A-D has been pressed? Also, is there a corresponding key-sequence in Mac and Linux? And how might one detect those t