Toolbar Font and Font Size Combo Boxes
BCGControlBar Pro (MFC)
BCGSuite (MFC)
BCGControlBar for .NET
The toolbar font combo box and font size combo box buttons extend the regular toolbar combo box button.
These controls allow selection of a font face name and the font size from the set of fonts installed on a computer. It's possible to display different sets of fonts (raster, TrueType, and so on) according to specified attributes.
Toolbar font picker: