From: Martin Sevior (msevior@mccubbin.ph.unimelb.edu.au)
Date: Sun May 05 2002 - 23:34:54 EDT
Great Work Tomas!
And now we have really crossed the Rubicon. AbiWord 1.2 will be a much
different program.
Cheers
Martin
On Sun, 5 May 2002, Tomas Frydrych wrote:
>
> I have committed the changes toward 32-bit internal representation
> of Unicode and removed the lock from the src directory. These
> changes cover only the main module XP, win32 and gtk code and
> the wordperfect importer. I will leave the other platforms and plugins
> for others to do, see the notes below.
>
> I have been able to do only very limited testing and this transition is
> bound to introduce bugs, since, among other things, the code at
> places uses UT_uint16 instead UT_UCSChar and hardcodes the
> character size to 2 instead of using sizeof(UT_UCSChar). Hopefully
> I have got rid off most of these.
>
> Summary of the changes
> -------------------------------------
> There are three new types now: UT_UCS4Char, UT_UCS2Char and
> UT_GrowBufElement. There is a new string class UT_UCS4String,
> and new sets of UT_UCS4_ and UT_UCS2_ string functions
> replacing the UT_UCS_ functions. All internal Unicode processing
> should be done using the UT_UCS4Char and functions. I have left
> the UT_UCSChar type in place for the time being, as an equivalent
> of the new UT_UCS4Char type; this is a temporary measure that is
> meant to make the transition easier and once we are done we will
> do a global replace and remove UT_UCSChar from the ut_type.h
> file. Consequently, all new code should only use UT_UCS4Char.
>
> Notes on transferring the remaining code:
> (1) Replace any UT_UCS_ calls with UT_UCS4_ or UT_UCS2_ as
> appropriate; replace any UT_UCS2String instances with
> UT_UCS4String, where appropriate. Outside of impexp code and
> the input methods and platform specific text drawing calls this can
> be done blindly; in these special case more care is needed.
>
> (2) Make sure that the platform's input methods and drawing
> methods still work, and make any changes where necessary.
>
> (3) In the unlikely case the platform-specific code makes use of the
> UT_GrowBuf class, add explicit casts using UT_UCS4Char and
> UT_GrowBufElement as needed.
>
> Tomas
>
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