    class
    	EV_LAYOUT_CONSTANTS

    General
    	cluster: contrib_mswin
    	description: "Constants for layout using Vision2"

    Ancestors
    	ANY

    Queries
    	Default_border_size: INTEGER_32
    	Default_button_height: INTEGER_32
    	Default_button_width: INTEGER_32
    	Default_padding_size: INTEGER_32
    	dialog_unit_to_pixels (a_size: INTEGER_32): INTEGER_32
    	Large_border_size: INTEGER_32
    	Small_border_size: INTEGER_32
    	Small_padding_size: INTEGER_32
    	Tiny_padding_size: INTEGER_32

    Commands
    	set_default_size_for_button (a_button: EV_BUTTON)
    	set_default_width_for_button (a_button: EV_BUTTON)