GtkFontButton A button to launch a font selection dialog The #GtkFontButton is a button which displays the currently selected font an allows to open a font selection dialog to change the font. It is suitable widget for selecting a font in a preference dialog. #GtkFontSelectionDialog, #GtkColorButton. @Returns: @fontname: @Returns: @font_button: @fontname: @Returns: @font_button: @Returns: @font_button: @show_style: @font_button: @Returns: @font_button: @show_size: @font_button: @Returns: @font_button: @use_font: @font_button: @Returns: @font_button: @use_size: @font_button: @Returns: @font_button: @title: @font_button: @Returns: @fontbutton: the object which received the signal.