Example for Homebrew Lua code for GUI

HBGUIExample.lua

local imgui = {}
function main(go)
  imgui.gameObject = go
  return imgui
end

function imgui:Start()
  self.window = {
    id = 1338,
    rect = Rect(15,200,200,1), --x,y,width,height
    update = self.UpdateWindow,
    values = {
      Toggle = false,
      TextField = "" ,
      PasswordField = "" ,
      TextArea = "" ,
      Toolbar = 0,
      SelectionGrid = 0 ,
      HorizontalSlider = 0 ,
      BeginScrollView = Vector2(0,0) ,
    }
  }
end

function imgui:OnGUI()
  self.window.rect = GUILayout.Window(self.window.id, self.window.rect, self.window.update, "")
end

function imgui.UpdateWindow(id)
  GUILayout.DragWindow(Rect(0,0,imgui.window.rect.width,20)) --makes top part of window draggable
  local s = imgui.window.values
  local l = function(title, content)
    GUILayout.BeginHorizontal()
    GUILayout.Label(title)
    GUILayout.Space(15)
    content()
    GUILayout.EndHorizontal()
  end

  GUILayout.Label("Label")
  GUILayout.Button("Button")
  s.Toggle = GUILayout.Toggle(s.Toggle, "Toggle")

  GUILayout.BeginHorizontal()
  GUILayout.Label("Text Field")
  GUILayout.Space(15)
  s.TextField = GUILayout.TextField(s.TextField)
  GUILayout.EndHorizontal()

  GUILayout.BeginHorizontal()
  GUILayout.Label("Pass Field")
  GUILayout.Space(15)
  s.PasswordField = GUILayout.PasswordField(s.PasswordField)
  GUILayout.EndHorizontal()

  s.Toolbar = GUILayout.Toolbar(s.Toolbar, {"Option 0","Option 1","Option 2"})
  s.SelectionGrid = GUILayout.SelectionGrid(s.SelectionGrid,{"Option 0","Option 1","Option 2","Option 3","Option 4","Option 5"}, 4)
  s.HorizontalSlider = GUILayout.HorizontalSlider(s.HorizontalSlider, 0, 20)
  GUILayout.Label(string.format("Slider value is %.2f",s.HorizontalSlider))
  s.BeginScrollView = GUILayout.BeginScrollView(s.BeginScrollView, 100)
  for i=0,100 do
    GUILayout.Label("HELLO THERE")
  end
  GUILayout.EndScrollView()
end