ActionBarSherlock를 이용한 탭 내비게이션

package com.spacesoft.myactionbartab;

import android.os.Bundle;
import android.widget.Toast;

import com.actionbarsherlock.app.ActionBar;
import com.actionbarsherlock.app.SherlockFragmentActivity;
import com.actionbarsherlock.view.Menu;
import com.actionbarsherlock.view.MenuItem;

public class MainActivity extends SherlockFragmentActivity  {
	@Override
	protected void onCreate(Bundle savedInstanceState) {
		setTheme(R.style.Theme_Sherlock); //Used for theme switching in samples
		super.onCreate(savedInstanceState);

		ActionBar actionBar = getSupportActionBar();
		actionBar.setTitle("ActionBar TAB");
		actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_TABS);
		actionBar.addTab(actionBar
			.newTab()
			.setText("처음탭")
			.setTabListener(new TabListener<MyTab1>(this, "tab1",
			MyTab1.class)));
		actionBar.addTab(actionBar
			.newTab()
			.setText("탭2")
			.setTabListener(new TabListener<MyTab2>(this, "tab2",
			MyTab2.class)));
		actionBar.addTab(actionBar
			.newTab()
			.setText("3번탭")
			.setTabListener(new TabListener<MyTab3>(this, "tab3",
			MyTab3.class)));
	
		if (savedInstanceState != null) {
			actionBar.setSelectedNavigationItem(savedInstanceState.getInt(
			"selectedTab", 0));
		}
	}

	@Override
	protected void onSaveInstanceState(Bundle outState) {
		super.onSaveInstanceState(outState);
		outState.putInt("selectedTab", getSupportActionBar()
			.getSelectedNavigationIndex());
	}

	@Override
	public boolean onCreateOptionsMenu(Menu menu) {
	//Used to put dark icons on light action bar
	
		menu.add("search")
			.setIcon(R.drawable.icon_search)
			.setShowAsAction(MenuItem.SHOW_AS_ACTION_ALWAYS);
	
		menu.add("Settings")
			.setIcon(R.drawable.icon_settings)
			.setShowAsAction(MenuItem.SHOW_AS_ACTION_ALWAYS);
	
		return true;
	}

	@Override
	public boolean onOptionsItemSelected(MenuItem item) {
		Toast.makeText(this, "Selected Item : " + item.getTitle(),
			Toast.LENGTH_SHORT).show();
		return true;
	}
}

package com.spacesoft.myactionbartab;

import android.support.v4.app.FragmentTransaction;

import com.actionbarsherlock.app.ActionBar.Tab;
import com.actionbarsherlock.app.SherlockFragment;
import com.actionbarsherlock.app.SherlockFragmentActivity;

public class TabListener<T extends SherlockFragment>
implements com.actionbarsherlock.app.ActionBar.TabListener {
	private final SherlockFragmentActivity mActivity;
	private final String mTag;
	private final Class<T> mClass;

	private SherlockFragment mFragment;

	public TabListener(SherlockFragmentActivity activity,
	String tag, Class<T> clz) {
		mActivity = activity;
		mTag = tag;
		mClass = clz;
	}

	public void onTabSelected(Tab tab, FragmentTransaction ft) {
		SherlockFragment preInitializedFragment = (SherlockFragment)
		mActivity.getSupportFragmentManager().findFragmentByTag(mTag);
		if (preInitializedFragment == null) {
			mFragment = (SherlockFragment) SherlockFragment.instantiate(mActivity,
			mClass.getName());
			ft.add(android.R.id.content, mFragment, mTag);
		} else {
			ft.attach(preInitializedFragment);
		}
	}

	public void onTabUnselected(Tab tab, FragmentTransaction ft) {
		SherlockFragment preInitializedFragment = (SherlockFragment)
		mActivity.getSupportFragmentManager().findFragmentByTag(mTag);

		if (preInitializedFragment != null) {
			ft.detach(preInitializedFragment);
		} else if (mFragment != null) {
			ft.detach(mFragment);
		}
	}

	public void onTabReselected(Tab tab, FragmentTransaction ft) {
	// User selected the already selected tab. Usually do nothing.
	}
}

package com.spacesoft.myactionbartab;

import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.TextView;

import com.actionbarsherlock.app.SherlockFragment;

public class MyTab1 extends SherlockFragment {
	@Override
	public View onCreateView(LayoutInflater inflater, ViewGroup container,
		Bundle savedInstanceState) {
		View v = inflater.inflate(R.layout.simple, container, false);
		View tv = v.findViewById(R.id.text);
		((TextView) tv).setText("1번 탭이다.");

		return v;
	}
}

package com.spacesoft.myactionbartab;

import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.TextView;

import com.actionbarsherlock.app.SherlockFragment;

public class MyTab2 extends SherlockFragment {
	@Override
	public View onCreateView(LayoutInflater inflater, ViewGroup container,
		Bundle savedInstanceState) {
		View v = inflater.inflate(R.layout.simple, container, false);
		View tv = v.findViewById(R.id.text);
		((TextView) tv).setText("여기는 두 번째 탭");

		return v;
	}
}

package com.spacesoft.myactionbartab;

import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.TextView;

import com.actionbarsherlock.app.SherlockFragment;

public class MyTab3 extends SherlockFragment {
	@Override
	public View onCreateView(LayoutInflater inflater, ViewGroup container,
		Bundle savedInstanceState) {
		View v = inflater.inflate(R.layout.simple, container, false);
		View tv = v.findViewById(R.id.text);
		((TextView) tv).setText("tab3에 왔다.");

		return v;
	}
}