I made a mistake in my previous message: Onboard version <= 0.95.x uses gconf and not gsettings. So you will need the gconf-editor and not the dconf-editor to reduce the height of the keyboard window.
I made a mistake in my previous message: Onboard version <= 0.95.x uses gconf and not gsettings. So you will need the gconf-editor and not the dconf-editor to reduce the height of the keyboard window.