ActionBar예제

안드로이드 하위버젼과 호환되는 ActionBar예제입니다.

 

 

 

package com.example.parkjs.actionbar;


import android.support.v7.app.ActionBar;
import  android.support.v4.app.Fragment;
import android.support.v4.app.FragmentTransaction;
import android.graphics.Color;
import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.widget.LinearLayout;




public class MainActivity extends AppCompatActivity implements ActionBar.TabListener {

    MyTabFragment myFrags[] = new MyTabFragment[3];
    ActionBar.Tab tabSong, tabArtist, tabAlbum;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        ActionBar bar = getSupportActionBar();
        bar.setNavigationMode(ActionBar.NAVIGATION_MODE_TABS);

        tabSong = bar.newTab();
        tabSong.setText("음악별");
        tabSong.setTabListener(this);
        bar.addTab(tabSong);

        tabArtist = bar.newTab();
        tabArtist.setText("가수별");
        tabArtist.setTabListener(this);
        bar.addTab(tabArtist);

        tabAlbum = bar.newTab();
        tabAlbum.setText("앨범별");
        tabAlbum.setTabListener(this);
        bar.addTab(tabAlbum);
    }




    @Override
    public void onTabSelected(ActionBar.Tab tab, FragmentTransaction fragmentTransaction) {
        MyTabFragment myTabFrag = null;

        if (myFrags[tab.getPosition()] == null) {

            myTabFrag = new MyTabFragment();
            Bundle data = new Bundle();
            data.putString("tabName", tab.getText().toString());

            myTabFrag.setArguments(data);
            myFrags[tab.getPosition()] = myTabFrag;
        } else
            myTabFrag = myFrags[tab.getPosition()];

        fragmentTransaction.replace(android.R.id.content, myTabFrag);
    }

    @Override
    public void onTabUnselected(ActionBar.Tab tab, android.support.v4.app.FragmentTransaction fragmentTransaction) {

    }

    @Override
    public void onTabReselected(ActionBar.Tab tab, FragmentTransaction fragmentTransaction) {

    }


    public static class MyTabFragment extends Fragment {
        String tabName;

        @Override
        public void onCreate(Bundle savedInstanceState) {
            super.onCreate(savedInstanceState);
            Bundle data = getArguments();
            tabName = data.getString("tabName");
        }

        @Override
        public View onCreateView(LayoutInflater inflater, ViewGroup container,
                                 Bundle savedInstanceState) {

            LinearLayout.LayoutParams params = new LinearLayout.LayoutParams(
                    LinearLayout.LayoutParams.MATCH_PARENT,
                    LinearLayout.LayoutParams.MATCH_PARENT);

            LinearLayout baseLayout = new LinearLayout(getActivity());
            baseLayout.setOrientation(LinearLayout.VERTICAL);
            baseLayout.setLayoutParams(params);
            if (tabName == "음악별")
                baseLayout.setBackgroundColor(Color.RED);
            if (tabName == "가수별")
                baseLayout.setBackgroundColor(Color.GREEN);
            if (tabName == "앨범별")
                baseLayout.setBackgroundColor(Color.BLUE);

            return baseLayout;
        }

    }


    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.menu_main, menu);
        return true;
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        // Handle action bar item clicks here. The action bar will
        // automatically handle clicks on the Home/Up button, so long
        // as you specify a parent activity in AndroidManifest.xml.
        int id = item.getItemId();

        //noinspection SimplifiableIfStatement
        if (id == R.id.action_settings) {
            return true;
        }

        return super.onOptionsItemSelected(item);
    }
}