eiffel-iup/library/iup_widget_normalize_size.e

deferred class IUP_WIDGET_NORMALIZE_SIZE
-- Commands to handle the attributes related with normalize size.

inherit
	IUP_WIDGET_INTERNALS
	
feature {ANY}

	set_normalize_size (value: STRING)
		-- (non inheritable): normalizes all children natural size to be the 
		-- biggest natural size among them. All natural width will be set to the 
		-- biggest width, and all natural height will be set to the biggest 
		-- height according to is value. Can be NO, HORIZONTAL, VERTICAL or BOTH. 
		-- Default: "NO". Same as using IUP_NORMALIZER. 
		require
			is_valid_normalize_size(value)
		do
			iup_open.set_attribute(Current, "NORMALIZESIZE", value)
		end

	normalize_size_horizontal
		do
			iup_open.set_attribute(Current, "NORMALIZESIZE", "HORIZONTAL")
		end

	normalize_size_vertical
		do
			iup_open.set_attribute(Current, "NORMALIZESIZE", "VERTICAL")
		end

	normalize_size_both_directions
		do
			iup_open.set_attribute(Current, "NORMALIZESIZE", "BOTH")
		end

	remove_normalize_size
		do
			iup_open.set_attribute(Current, "NORMALIZESIZE", "NO")
		end

	get_normalize_size: STRING
		-- Return the value of normalize size.
		do
			Result := iup_open.get_attribute(Current, "NORMALIZESIZE")
		end

	-- Validation
	
	is_valid_normalize_size (value: STRING): BOOLEAN
		do
			if value.is_equal("BOTH") or
				value.is_equal("HORIZONTAL") or
				value.is_equal("VERTICAL") or
				value.is_equal("NO") 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.