some little fixes

API.md

@@ -34,6 +34,8 @@ UIBase:new()  -- Unless otherwise specified, all UIBase object constructors take
 
 Methods:
 ```lua
+keypressPass(string key) -- use with love.keypressed function
+textinputPass(string t) -- use with love.textinput function
 render()
 update(number deltatime) -- deltatime should be passed from love.update function
 table<UIBase> getChildren()

JUIlib.lua

@@ -7,7 +7,8 @@ return {
     Frame        = require("lib.classes.Frame"),
     Label        = require("lib.classes.Label"),
     Button       = require("lib.classes.Button"),
-    Slider       = require("lib.classes.Slider"),
+	Slider       = require("lib.classes.Slider"),
+	InputForm    = require("lib.classes.InputForm"),
 
     -- Datatypes
     Vector2D     = require("lib.datatypes.Vector2D"),

README.md

@@ -1,4 +1,7 @@
-# JUI Library
+# Josh's UI Library
+
+Of course, yet another Love2d GUI library.
+
 A library that adds simple GUI elements for you to utilize in your Love2D games.
 
 ## Features

lib/classes/Button.lua

@@ -2,7 +2,7 @@ local UIButton = require("lib.classes.UIButton")
 local Color = require("lib.datatypes.Color")
 
 local Button = UIButton:subclass("Button")
-
+--[[
 function Button:init()
     self.super:init()
     self.text = "Button"
@@ -78,5 +78,5 @@ function Button:render()
 
     self:renderChildren()
 end
-
+]]
 return Button

lib/classes/InputForm.lua

@@ -0,0 +1,123 @@
+local Label = require("lib.classes.Label")
+local Event = require("lib.classes.Event")
+
+local InputForm = Label:subclass("InputForm")
+
+function InputForm:init()
+	self.super:init()
+	
+	self.focusGrabbed = Event:new()
+	self.focusDropped = Event:new()
+	self.inputEvent   = Event:new()
+
+	self.isFocused = false
+	self.defaultText = ""
+
+	self.text = ""
+	self.internalText = ""
+	self.defaultText = ""
+	self.hasBeenModified = false
+	self.clearOnReturn = false
+	self.overrideDefaultTextOnFocus = true
+	self.time = 0.0
+	self.cursor = "|"
+	self.cursorPos = 0
+	self.shift = false
+end
+
+function InputForm:reset()
+	self.cursorPos = 0
+	self.time = 0.0
+	self.internalText = ""
+	self.hasBeenModified = false
+end
+
+function InputForm:keypressed(key)
+
+	if key == "backspace" and self.cursorPos > 0 then
+		
+		self.internalText = string.sub(self.internalText, 1, self.cursorPos-1)..string.sub(self.internalText, self.cursorPos+1)
+
+		self.cursorPos = self.cursorPos - 1
+		
+	elseif key == "left" then
+		self.cursorPos = math.max(0, self.cursorPos-1)
+	elseif key == "right" then
+		self.cursorPos = math.min(self.internalText:len(), self.cursorPos+1)
+	elseif key == "delete" then
+		-- omitted for now
+	elseif key == "return" then
+		--print(self.internalText)
+		self.inputEvent:call(self.internalText)
+		self:dropFocus(true)
+		if self.clearOnReturnKey then
+			self:reset()
+		end
+	end
+end
+
+function InputForm:textinput(t)
+	self.internalText = string.sub(self.internalText, 1, self.cursorPos)..t..string.sub(self.internalText, self.cursorPos+1)
+	self.cursorPos = self.cursorPos + 1
+	self.hasBeenModified = true
+end
+
+function InputForm:setDefaultText(text)
+	self.defaultText = text
+end
+
+
+function InputForm:grabFocus()
+	self.isFocused = true
+	self.focusGrabbed:call()
+
+	if self.overrideDefaultTextOnFocus then
+		self.hasBeenModified = true
+	end
+end
+
+function InputForm:dropFocus(enter)
+	self.isFocused = false
+	self.focusDropped:call(enter)
+end
+
+function InputForm:update(dt)
+	self.super:update(dt)
+
+
+	-- invert the cursor every second
+	self.time = self.time + dt
+	if self.time > 0.25 then
+		self.cursor = (self.cursor == "|") and "" or "|"
+	
+		self.time = 0.0
+	end
+
+	if self.hasBeenModified == true then
+		if self.isFocused then
+			self.text = string.sub(self.internalText, 1, self.cursorPos)..self.cursor..string.sub(self.internalText, self.cursorPos+1)
+		else
+			self.text = self.internalText
+		end
+	else
+		self.text = self.defaultText
+	end
+
+
+	if love.mouse.isDown(1) then
+		if self.mouseOver then
+			self:grabFocus()
+		else
+			self:dropFocus(false)
+		end
+	end
+end
+
+function InputForm:render()
+	self.super:render()
+
+
+	self:renderChildren()
+end
+
+return InputForm

lib/classes/JUIScene.lua

@@ -35,6 +35,7 @@ function JUIScene:getAbsoluteSize()
     return Vector2D:new(love.graphics.getWidth(), love.graphics.getHeight())
 end
 
+
 function JUIScene:render()
     self.super:render()
     self:renderChildren()

lib/classes/UIBase.lua

@@ -45,10 +45,31 @@ function UIBase:init()
     self.isUIObject = true
     self.active = true
     self.children = {}
-    self.parent = nil
+	self.parent = nil
+	self.textInput = false
     self.baseReturnFont = love.graphics.newFont(12)
 end
 
+function UIBase:keypressPass(key)
+	for _, child in pairs(self.children) do
+		if child.isFocused and child.isFocused == true then
+			child:keypressed(key)
+			return true
+		end
+		child:keypressPass(key)
+	end
+end
+
+function UIBase:textinputPass(t)
+	for _, child in pairs(self.children) do
+		if child.isFocused and child.isFocused == true then
+			child:textinput(t)
+			return true
+		end
+		child:textinputPass(t)
+	end
+end
+
 function UIBase:renderChildren()
     for _, child in pairs(self.children) do
         if child.isUIObject then
@@ -66,7 +87,9 @@ function UIBase:updateChildren(delta)
 end
 
 function UIBase:render()
+
 end
+
 function UIBase:update(delta)
     self:updateChildren(delta)
 end

lib/classes/UIButton.lua

@@ -1,7 +1,7 @@
-local UIRect = require("lib.classes.UIRect")
+local Label = require("lib.classes.Label")
 local Event = require("lib.classes.Event")
 
-local UIButton = UIRect:subclass("UIButton")
+local UIButton = Label:subclass("UIButton")
 
 function UIButton:init()
     self.super:init()

main.lua

@@ -38,6 +38,8 @@ end
 
 JUI:parent(mainmenu, testSlider)
 JUI:parent(mainmenu, text)
+JUI:parent(mainmenu, bigBalls)
+
 
 local windowCreationSuccess
 local debugInfoString = ""