eiffel-iup/library/iup_widget_decoration.e

deferred class IUP_WIDGET_DECORATION
-- Commands to handle decoration.

inherit
	IUP_WIDGET_INTERNALS
	
insert
	IUP_INTERFACE

feature {ANY}

	set_decoration (state: BOOLEAN)
		-- (non inheritable): Enable a decoration area around the child. Default 
		-- False. (since 3.20).
		do
			iup_open.set_attribute(Current, "DECORATION", boolean_to_yesno(state))
		end

	has_decoration: BOOLEAN
		local
			str: STRING
		do
			str := iup_open.get_attribute(Current, "DECORATION")

			Result := yesno_to_boolean(str)
		end

	set_decoration_size (width, height: INTEGER)
		-- (non inheritable): total size of the decoration. Used only when 
		-- DECORATION=True. (since 3.20)
		require
			non_negative: width >= 0
							  height >= 0
		local
			size: STRING
		do
			size := width.to_string
			size.append_string("x")
			size.append_string(height.to_string)

			iup_open.set_attribute(Current, "DECORSIZE", size)
		end

	get_decoration_size: TUPLE[INTEGER, INTEGER]
		local
			str: STRING
		do
			str := iup_open.get_attribute(Current, "DECORSIZE")

			Result := components_of(str, 'x')
		end

	set_decoration_offset (left, top: INTEGER)
		-- (non inheritable): decoration offset from left border and top border. 
		-- Used only when DECORATION=True. (since 3.20)
		require
			non_negative: left >= 0
							  top >= 0
		local
			size: STRING
		do
			size := left.to_string
			size.append_string("x")
			size.append_string(top.to_string)

			iup_open.set_attribute(Current, "DECOROFFSET", size)
		end

	get_decoration_offset: TUPLE[INTEGER, INTEGER]
		local
			str: STRING
		do
			str := iup_open.get_attribute(Current, "DECOROFFSET")

			Result := components_of(str, 'x')
		end
	
end

-- The MIT License (MIT)

-- Copyright (c) 2016, 2017 by German A. Arias

-- Permission is hereby granted, free of charge, to any person obtaining a copy
-- of this software and associated documentation files (the "Software"), to deal
-- in the Software without restriction, including without limitation the rights
-- to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-- copies of the Software, and to permit persons to whom the Software is
-- furnished to do so, subject to the following conditions:
--
-- The above copyright notice and this permission notice shall be included in 
-- all copies or substantial portions of the Software.
--
-- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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-- SOFTWARE.