Delphi edit control created in Unicode instead of ANSI mode
frank.richter at gmail.com
Sun Sep 4 14:20:02 CDT 2005
On 04.09.2005 16:47, Michael Kaufmann wrote:
> Hi Frank,
> One of your theming patches (
> http://www.winehq.org/hypermail/wine-cvs/2005/08/0313.html ) has caused
> a problem in many Delphi applications. The edit controls of Delphi
> applications are now created in Unicode mode. I hope you have an idea
> why this happens... Of course Delphi applications are ANSI and expect
> ANSI controls in their windows.
> Because the Delphi edit controls are now in Unicode mode, the messages
> sent to them have to be translated from ANSI to Unicode and back. When a
> program reads the "Text" property of a TEdit control, Delphi sends a
> WM_GETTEXTLENGTH message. Wine doubles the return value when translating
> back from Unicode to ANSI because of double-byte character sets.
Windows (2k+ at least) in this case actually also sends a Unicode
WM_GETTEXT in this case and determines the true ANSI length from the
Unicode string. Wine should (IMO) be fixed to do the same.
Try this patch:
Unfortunately, it is as-is not CVS-worthy...
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