Hi, "Kiyoshi TAKAHASHI" <takahash@isit.or.jp> writes: > That's strange because when I use this, the font is not changed and > I have the error message: "assertion GDK_IS_COLORMAP(colormap) > failed". Up to now, I still wasn't able to change the default font > size, in spite of the numerous solutions proposed :( If you want to change the font-size for all GTK2 applications, all you need is to edit the gtkrc-2.0 file. I am sure this file does also exist on Win32. You just need to add a line that says: gtk-font-name="Sans 18" or similar. Sven