ActionBar(android.support.v7.app.ActionBar)に独自Viewを追加する方法

act_menu.xml

<?xml version="1.0" encoding="utf-8"?>
<menu xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto" >

<item
    android:id="@+id/menu_hoge"
    android:title="hogehoge"
    app:showAsAction="always" />

<item
    android:id="@+id/menu_delete"
    android:title="delete"
    android:icon="@android:drawable/ic_delete"
    app:showAsAction="always" />

</menu>

HogeActionProvider.java

package com.example.android;

import com.example.android.R;
import android.content.Context;
import android.support.v4.view.ActionProvider;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.TextView;

public class HogeActionProvider extends ActionProvider {

    private Context mContext;

    public HogeActionProvider(Context context) {
        super(context);
        mContext = context;
    }

    @Override
    public View onCreateActionView() {
        LayoutInflater layoutInflater = LayoutInflater.from(mContext);
        View view = layoutInflater.inflate(R.layout.menu_item_hoge, null);

        TextView textView = (TextView)view.findViewById(R.id.item_hoge);
        textView.setOnClickListener(new OnClickListener() {
            @Override
            public void onClick(View v) {
                ((TextView)v).setText("fuga");
            }
        });
        return view;
    }
}

MainActivity.java

package com.example.android;

import com.example.android.R;
import com.example.android.HogeActionProvider;
import android.content.Intent;
import android.os.Bundle;
import android.support.v4.app.FragmentPagerAdapter;
import android.support.v4.view.ActionProvider;
import android.support.v4.view.MenuItemCompat;
import android.support.v7.app.ActionBar;
import android.view.Menu;
import android.view.MenuItem;

public class MainActivity extends AbstractActionBarActivity {

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main_activity);
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        getMenuInflater().inflate(R.menu.act_menu, menu);

        MenuItemCompat.setActionProvider(menu.findItem(R.id.menu_hoge), new HogeActionProvider(this));
        return true;
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        switch(item.getItemId()){
        case R.id.menu_delete:
            android.util.Log.d("debug", "delete");
            break;
        }
        return super.onOptionsItemSelected(item);
    }
}

menu_item_hoge.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical" >

<TextView 
    android:id="@+id/item_hoge"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:text="hoge" />

</LinearLayout>

src/com/example/android/MainActivty.java
src/com/example/android/HogeActionProvider.java

res/layout/home_activity.xml
res/layout/menu_item_hoge.xml
res/menu/act_menu.xml