eiffel-iup/library/iup_widget_toggle.e

deferred class IUP_WIDGET_TOGGLE
-- Commands to handle the attributes related with toggle operations.

inherit
	IUP_WIDGET_INTERNALS
	
feature {ANY}

	set_on
		-- Like set_value with ON
		do
			iup_open.set_attribute(Current, "VALUE", "ON")
		end

	set_off
		-- Like set_value with OFF
		do
			iup_open.set_attribute(Current, "VALUE", "OFF")
		end

	set_undefined
		-- Like set_value with NOTDEF
		do
			iup_open.set_attribute(Current, "VALUE", "NOTDEF")
		end

	is_on: BOOLEAN
		local
			str: STRING
		do
			str := iup_open.get_attribute(Current, "VALUE")

			if str.is_equal("ON") then
				Result := True
			else
				Result := False
			end
		end
			
	is_off: BOOLEAN
		local
			str: STRING
		do
			str := iup_open.get_attribute(Current, "VALUE")

			if str.is_equal("OFF") then
				Result := True
			else
				Result := False
			end
		end

	is_undefined: BOOLEAN
		local
			str: STRING
		do
			str := iup_open.get_attribute(Current, "VALUE")

			if str.is_equal("NOTDEF") then
				Result := True
			else
				Result := False
			end
		end
	
end

-- The MIT License (MIT)

-- Copyright (c) 2019 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
-- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-- FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-- AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-- LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-- OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
-- SOFTWARE.