```ruby
require 'ruboto'

ruboto_import_widgets :Button, :LinearLayout, :TextView

$activity.handle_create do |bundle|
  setTitle 'This is the Title'

  setup_content do
    linear_layout :orientation => LinearLayout::VERTICAL do
      @text_view = text_view :text => 'What hath Matz wrought?', :id => 42
      button :text => 'M-x butterfly', :width => :wrap_content, :id => 43
    end
  end

  handle_click do |view|
    if view.getText == 'M-x butterfly'
      @text_view.setText 'What hath Matz wrought!'
      toast 'Flipped a bit via butterfly'
    end
  end
end
```

Update sample to match new ruboto split
user
```ruby
require 'ruboto/activity'
require 'ruboto/widget'
require 'ruboto/util/toast'

ruboto_import_widgets :Button, :LinearLayout, :TextView

$activity.start_ruboto_activity "$sample_activity" do
  setTitle 'This is the Title'

  def on_create(bundle)
    self.content_view =
        linear_layout(:orientation => :vertical) do
          @text_view = text_view :text => 'What hath Matz wrought?', :id => 42
          button :text => 'M-x butterfly', :width => :wrap_content, :id => 43,
                    :on_click_listener => @handle_click
        end
  end

  @handle_click = proc do |view|
      @text_view.text = 'What hath Matz wrought!'
      toast 'Flipped a bit via butterfly'
  end
end
```
assistant