Subject: Re: Patch submission for AltGr handling
From: Gunnar Degnbol <[email-masked]>
To: Corinna Vinschen <[email-masked]>, Jason Tiller <[email-masked]>
Cc: [email-masked]
Date: Tue, 06 Mar 2001 00:28:18 +0100

At 19:44 05-03-2001 +0100, Corinna Vinschen wrote:
>Hi Jason,
>
>we just talked on cygwin-developers about your patch.
>
>Could you please resubmit a patch which doesn't introduce
>another CYGWIN option but instead uses automatic recognition
>of the current keyboard setting? For example the expression
>
>if (PRIMARYLANGID (LOWORD (GetKeyboardLayout (0)) == LANG_ENGLISH)
>
>should work.
>
>Thanks,
>Corinna
This checks if any characters are produced using the altgr key (altgr is 
converted to ctrl+alt):

altgr = FALSE;
for (i = 32; i < 256; i++) {
     vk = VkKeyScan((char)i);
     if (vk != -1 && (vk & 0x600) == 0x600) { /* ctrl+alt */
         altgr = TRUE;
         break;
     }
}

Gunnar

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