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From: "Dmitry A. Kazakov" <mailbox@dmitry-kazakov.de>
Newsgroups: comp.lang.ada
Subject: Re: win32 interfacing check (SetClipboardData)
Date: Wed, 30 Aug 2017 18:04:04 +0200
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Date: 2017-08-30T18:04:04+02:00
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On 29/08/2017 22:28, Xavier Petit wrote:
> Hi, I would like to know if this win32 code is “correct” from your PoV 
> or could be written in a better way, especially this block :
> 
> declare
>     Tmp : Wide_String (1 .. Source'Length + 1) with Address => AMem;
> begin
>     Tmp := Source & Wide_Character'First;
> end;

It looks OK. Except that formally Wide_String is UCS-2 and Windows is 
UTF-16.

I would use UTF-8 encoded string as the input and recode it into UTF-16 
to have CF_UNICODETEXT, e.g. by using MultiByteToWideChar.

> Complete code : https://pastebin.com/raw/CnUbGVyk
> 
> It copies the Source Wide_String in the Windows clipboard and needs 
> Win32Ada & -gnatW8 -gnata compilation flags (in order to get correct 
> unicode characters and assertions enabled)

Why should it need gnatW8 or gnata? You get characters by encoding them, 
I suppose.

-- 
Regards,
Dmitry A. Kazakov
http://www.dmitry-kazakov.de