fix 'Input widget will raise error when candidate_text field is not defined'

README.md

@@ -23,7 +23,7 @@ More info and code is over at [readthedocs](http://suit.readthedocs.org/en/lates
 local suit = require 'suit'
 
 -- storage for text input
-local input = {text = "", candidate_text = {text="", start=0, length=0}}
+local input = {text = ""}
 
 -- make love use font which support CJK text
 function love.load()
@@ -62,7 +62,7 @@ end
 
 function love.textedited(text, start, length)
     -- for IME input
-    input.candidate_text = {text = text, start= start, length = length}
+    suit.textedited(text, start, length)
 end
 
 function love.textinput(t)

core.lua

@@ -13,6 +13,7 @@ function suit.new(theme)
 		theme = theme or default_theme,
 		mouse_x = 0, mouse_y = 0,
 		mouse_button_down = false,
+		candidate_text = {text="", start=0, length=0},
 
 		draw_queue = {n = 0},
 
@@ -146,6 +147,12 @@ function suit:textinput(char)
 	self.textchar = char
 end
 
+function suit:textedited(text, start, length)
+	self.candidate_text.text = text
+	self.candidate_text.start = start
+	self.candidate_text.length = length
+end
+
 function suit:grabKeyboardFocus(id)
 	if self:isActive(id) then
 		if love.system.getOS() == "Android" or love.system.getOS() == "iOS" then

init.lua

@@ -32,6 +32,7 @@ return setmetatable({
 	getPressedKey = function(...) return instance:getPressedKey(...) end,
 	keypressed = function(...) return instance:keypressed(...) end,
 	textinput = function(...) return instance:textinput(...) end,
+	textedited = function(...) return instance:textedited(...) end,
 	grabKeyboardFocus = function(...) return instance:grabKeyboardFocus(...) end,
 	hasKeyboardFocus = function(...) return instance:hasKeyboardFocus(...) end,
 	keyPressedOn = function(...) return instance:keyPressedOn(...) end,

input.lua

@@ -57,7 +57,7 @@ return function(core, input, ...)
 	opt.state = core:registerHitbox(opt.id, x,y,w,h)
 	opt.hasKeyboardFocus = core:grabKeyboardFocus(opt.id)
 
-	if (input.candidate_text.text == "") and opt.hasKeyboardFocus then
+	if (core.candidate_text.text == "") and opt.hasKeyboardFocus then
 		local keycode,char = core:getPressedKey()
 		-- text input
 		if char and char ~= "" then
@@ -102,6 +102,7 @@ return function(core, input, ...)
 		end
 	end
 
+	input.candidate_text = {text=core.candidate_text.text, start=core.candidate_text.start, length=core.candidate_text.length}
 	core:registerDraw(opt.draw or core.theme.Input, input, opt, x,y,w,h)
 
 	return {