RubotoでActionBar上にPopupMenuを作った時のサンプルコード

action_bar_menu.xml

<?xml version="1.0" encoding="utf-8"?>
<menu xmlns:android="http://schemas.android.com/apk/res/android">
    <item
        android:id="@+id/action_bar"
        android:title="action"
        android:showAsAction="ifRoom|withText"
        />
</menu>

main.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:orientation="vertical" android:layout_width="fill_parent"
    android:layout_height="fill_parent">
    <TextView
        android:id="@+id/Popup"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="Popup Sample" 
        />
</LinearLayout>

popup_menu.xml

<?xml version="1.0" encoding="utf-8"?>
<menu xmlns:android="http://schemas.android.com/apk/res/android">
    <item
        android:id="@+id/toast"
        android:title="toast"
      />
    <item
        android:id="@+id/intent"
        android:title="intent"
    	/>
</menu>

popupmenu_activity.rb

require 'ruboto/widget'
require 'ruboto/activity'
require 'ruboto/util/toast'

# intent start用
java_import "android.content.Intent"
java_import "android.net.Uri"

# popup用
java_import 'android.widget.PopupMenu'

# Log用
java_import 'android.util.Log'


class PopupmenuActivity
  def on_create(bundle)
    super

    Log.v('POPUPMENU', 'on_create called')

    self.setContentView(Ruboto::R::layout::main)
  end


  def on_create_options_menu(menu)
    Log.v('POPUPMENU', 'on_create_options_menu called')

    self.getMenuInflater().inflate(Ruboto::R::layout::action_bar_menu, menu)

    true
  end


  def on_options_item_selected(item)
    Log.v('POPUPMENU', 'onOptionsItemSelected called')

    view = findViewById(item.getItemId())
    popup = PopupMenu.new(self, view)
    popup.getMenuInflater().inflate(Ruboto::R::layout::popup_menu, popup.getMenu())

    popup.setOnMenuItemClickListener(MenuItemClickListener.new(self))

    popup.show()

    true
  end


  def tap_popup_menu(itemId)
    case itemId
    when Ruboto::R::id::toast
      toast 'select toast'

    when Ruboto::R::id::intent
      intent = Intent.new(Intent::ACTION_VIEW)
      intent.setData(Uri.parse("http://ruboto.org/"))
      startActivity(intent)

    else
      toast 'Popup Selected' + itemId.to_s
    end
  end
end


class MenuItemClickListener
  def initialize(activity)
    @activity = activity
  end

  def onMenuItemClick(item)
    @activity.tap_popup_menu(item.getItemId())
  end
end