Code Gists from the Book

6524OT_01_04.rb

class AppDelegate
  def application(application, didFinishLaunchingWithOptions:launchOptions)
    true
  end
end

6524OT_01_06.rb

class AppDelegate
  def application(application, didFinishLaunchingWithOptions:launchOptions)
    @window = UIWindow.alloc.initWithFrame(UIScreen.mainScreen.bounds)
    true
  end
end

6524OT_01_08.rb

class AppDelegate
  def application(application, didFinishLaunchingWithOptions:launchOptions)
    @window = UIWindow.alloc.initWithFrame(UIScreen.mainScreen.bounds)
    @window.makeKeyAndVisible
    true
  end
end

6524OT_01_09.rb

describe "Application 'HelloWorld'" do
  before do
    @app = UIApplication.sharedApplication
    @window = @app.windows[0]
  end

  it "has one window" do
    @app.windows.size.should == 1
  end

  it "has a rootViewController" do
    @window.rootViewController.should.not == nil
  end

  it "uses HelloWorldController as the rootViewController" do
  	@window.rootViewController.class.should.equal HelloWorldController
  end
end

6524OT_01_10.rb

class HelloWorldController < UIViewController

end

6524OT_01_11.rb

class AppDelegate
  def application(application, didFinishLaunchingWithOptions:launchOptions)
    @window = UIWindow.alloc.initWithFrame(UIScreen.mainScreen.bounds)
    @window.rootViewController = HelloWorldController.new
    @window.makeKeyAndVisible
    true
  end
end

6524OT_01_12.rb

class HelloWorldController < UIViewController
  def viewDidLoad
    puts "Hello World"
  end
end

6524OT_01_13.rb

describe "HelloWorldController" do
  tests HelloWorldController

  it "has a UILabel with text correct text" do
    label = controller.instance_variable_get("@label")
    # check text
    label.text.should.equal "Hello World"
    # make sure it is added on the view
    controller.view.subviews.should.include? label 
  end

end

6524OT_01_14.rb

class HelloWorldController < UIViewController
  def viewDidLoad
    p "Hello World"

    view.backgroundColor = UIColor.whiteColor

    @label = UILabel.new
    @label.text = "Hello World"
    @label.frame = [[50, 50], [150, 50]]
    view.addSubview(@label)
  end
end

6524OT_01_17.rb

class HelloWorldController < UIViewController
  def viewDidLoad
    p "Hello World"

    view.backgroundColor = UIColor.whiteColor
    center_x = view.frame.size.width / 2
    center_y = view.frame.size.height / 2

    @label = UILabel.new
    @label.text = "Hello World"
    @label.sizeToFit
    @label.center = [center_x, center_y]

    view.addSubview(@label)
  end
end

6524OT_01_19.rb

# -*- coding: utf-8 -*-
$:.unshift("/Library/RubyMotion/lib")
require 'motion/project/template/ios'

Motion::Project::App.setup do |app|
  # Use `rake config' to see complete project settings.
  app.name = 'HelloWorld'
  app.device_family = [:iphone, :ipad]
end

6524OT_02_03.rb

# A sample Gemfile
source "https://rubygems.org"

gem "awesome_print_motion"
gem "teacup"
gem "sugarcube"
gem "sweettea"

6524OT_02_04.rb

# -*- coding: utf-8 -*-
$:.unshift("/Library/RubyMotion/lib")
require 'motion/project/template/ios'
require 'bundler'
Bundler.require

Motion::Project::App.setup do |app|
  # Use `rake config' to see complete project settings.
  app.name = 'HelloWorld'
  app.device_family = [:iphone, :ipad]
end

6524OT_02_06.rb

class HelloWorldController < UIViewController
  def viewDidLoad
    p "Hello World"
  
    # Made better with Sugarcube
    # @colors = [UIColor.whiteColor, UIColor.redColor]
    @colors = [:white.uicolor, :red.uicolor, :yellow.uicolor, :blue.uicolor]
  
    1.second.every do
      view.backgroundColor = @colors.sample
    end
  
    # see the magic of Awesome Print!
    ap @colors
    
    center_x = view.frame.size.width / 2
    center_y = view.frame.size.height / 2
    
    @label = UILabel.new
    @label.text = "Hello World"
    @label.sizeToFit
    @label.center = [center_x, center_y]
  
    view.addSubview(@label)
  end
end

6524OT_02_07.rb

class HelloWorldController < UIViewController
  stylesheet :main
  
  layout :main do
    @label = subview(UILabel, :hello_label)
  end
  
  def layoutDidLoad
    p "Hello World"
  
    # Made better with Sugarcube
    # @colors = [UIColor.whiteColor, UIColor.redColor]
    @colors = [:white.uicolor, :red.uicolor, :yellow.uicolor, :blue.uicolor]
  
    1.second.every do
      view.backgroundColor = @colors.sample
    end
  
    # see the magic of Awesome Print!
    ap @colors
  	
  end
end

6524OT_02_08.rb

Teacup::Stylesheet.new :main do

  style :hello_label,
    text: "Hello World",
    width: 89,
    height: 21,
    center: ['50%', '50%'],
    backgroundColor: :clear
end

6524OT_02_09.rb

Teacup::Stylesheet.new :main do

  style :hello_label,
    text: "Hello World",
    sizeToFit: true,
    center: ['50%', '50%'],
    backgroundColor: :clear
end