Re: Handling key presses

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#7406

From: Bob Gonder
Date: Thu, 03 Feb 2005 17:33

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Umut Ozden wrote:

>I'm looking for the same in BCB. I know that there are OnKeyDown and OnKeyUp
>events. If I supply OnKeyDown and OnKeyUp events for Form1 and if Form1 is
>empty the OnkeyDown and OnKeyUp for Form1 event handlers execute, but if I
>place anything on Form1, for example a button, the OnkeyDown and OnKeyUp
>event handlers for Form1 don't execute.

I don't do VCL....Can you catch them at the Application level?

>So, there should be some Win32API for handling key presses, what are the
>related functions?. It's enough for me to detect that an arbitrary key is
>down or up as port number 0x60 in MSDOS.

The DOS equivelents are associated with INPUT_RECORD
see   ReadConsoleInput()

Also take a look at SetWindowsHookEx() with WH_KEYBOARD and
KeyboardProc()

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From: Bob Gonder <notbg@notmindspring.invalid>
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Subject: Re: Handling key presses
Date: Thu, 03 Feb 2005 09:33:04 -0800
Organization: MindSpring Enterprises, Inc.
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