indexing

	status: "See notice at end of class";
	date: "$Date$";
	revision: "$Revision$"

deferred class

	FONT_BOX_I 

inherit

	TERMINAL_I
	
feature -- Access

	font: FONT is
			-- Font currently selected by the user
		deferred
		ensure
			result_not_void: Result /= Void
		end;

feature -- Status setting

	show_apply_button is
			-- Make apply button visible.
		deferred
		end;

	show_cancel_button is
			-- Make cancel button visible.
		deferred
		end;

	show_ok_button is
			-- Make ok button visible.
		deferred
		end

	hide_apply_button is
			-- Make apply button invisible.
		deferred
		end;

	hide_cancel_button is
			-- Make cancel button invisible.
		deferred
		end;

	hide_ok_button is
			-- Make ok button invisible.
		deferred
		end;

feature -- Element change

	add_apply_action (a_command: COMMAND; argument: ANY) is
			-- Add `a_command' to the list of action to execute when
			-- apply button is activated.
		require
			not_a_command_void: a_command /= Void
		deferred
		end;

	add_cancel_action (a_command: COMMAND; argument: ANY) is
			-- Add `a_command' to the list of action to execute when
			-- cancel button is activated.
		require
			not_a_command_void: a_command /= Void
		deferred
		end;

	add_ok_action (a_command: COMMAND; argument: ANY) is
			-- Add `a_command' to the list of action to execute when
			-- ok button is activated.
		require
			not_a_command_void: a_command /= Void
		deferred
		end;

	set_font (a_font: FONT) is
			-- Edit `a_font'.
		require
			a_font_exists: a_font /= Void
		deferred
		end;

feature -- Removal

	remove_apply_action (a_command: COMMAND; argument: ANY) is
			-- Remove `a_command' from the list of action to execute when
			-- apply button is activated.
		require
			not_a_command_void: a_command /= Void
		deferred
		end;

	remove_cancel_action (a_command: COMMAND; argument: ANY) is
			-- Remove `a_command' from the list of action to execute when
			-- cancel button is activated.
		require
			not_a_command_void: a_command /= Void
		deferred
		end;

	remove_ok_action (a_command: COMMAND; argument: ANY) is
			-- Remove `a_command' from the list of action to execute when
			-- ok button is activated.
		require
			not_a_command_void: a_command /= Void
		deferred
		end;

end -- class FONT_BOX_I



--|----------------------------------------------------------------
--| EiffelVision: library of reusable components for ISE Eiffel.
--| Copyright (C) 1986-2001 Interactive Software Engineering Inc.
--| All rights reserved. Duplication and distribution prohibited.
--| May be used only with ISE Eiffel, under terms of user license. 
--| Contact ISE for any other use.
--|
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--| ISE Building
--| 360 Storke Road, Goleta, CA 93117 USA
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--| Electronic mail <info@eiffel.com>
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