[Development] [QT5] System fonts are not loaded in ubuntu 12.04

[jiang.jiang at nokia.com]

On May 5, 2012, at 8:16 AM, ext liang jian wrote:
>    I have built Qt 5 in ubuntu 12.04, The simplified chinese
> character can't be displayed.
>    I found that in QBaseFontDatabase::popluateFontDatabase() the font
> path returned by fontDir() is "/mnt/sda8/liang/qt5/qtbase/lib/fonts/"
> which is the path I built my Qt5, there are several fonts file in this
> directory but there are no chinese font files. As a result of this,
> the system font installed on my ubuntu 12.04 was not loaded and the
> simplified chinese character can't be displayed.
>    In Qt5 Windows platform, there is a classe named
> QWindowsFontDatabase which is a subclass of QPlatformFontDatabase
> which will search Windows Font using Windows API, I there any way to
> search system fonts in XCB?

Build Qt with fontconfig development package installed (configure should show fontconfig enabled), then QFontconfigDatabase will be used instead of QBasicFontDatabase.

- Jiang