Java tutorial
/******************************************************************************* * ________ ____ ____ * _/_ __/___ ____ ___ / __ \___ / __/ * __/ / / __ \/ __ \/ _ \/ / / / _ \/ /_ * _/ / / /_/ / / / / __/ /_/ / __/ __/ * /_/ \____/_/ /_/\___/_____/\___/_/ * * Copyright (c) 2015 Bytes Templar * http://BytesTemplar.com/ * * Refer to the license.txt file included for license information. * If it is missing, contact fortyseven@gmail.com for details. ******************************************************************************/ package com.bytestemplar.tonedef.international; import android.content.Intent; import android.graphics.Typeface; import android.os.Bundle; import android.support.v4.app.FragmentActivity; import com.bytestemplar.tonedef.R; import com.bytestemplar.tonedef.utils.UICustom; public class InternationalActivity extends FragmentActivity implements CountryListFragment.OnCountrySelectedListener { public static final String COUNTRY_TAG = "CountryFrag"; public static final String BUTTON_TAG = "ButtonFrag"; private Typeface _ttf_dxb; private boolean _is_dual_pane; /******************************************************************/ @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); this._ttf_dxb = Typeface.createFromAsset(this.getAssets(), UICustom.TYPEFACE_FILENAME); setContentView(R.layout.international); //Log.d( "BT", "OnCreate ---" ); _is_dual_pane = true; // Single view UI if (findViewById(R.id.frag_single_container) != null) { _is_dual_pane = false; CountryListFragment frag; frag = new CountryListFragment(); frag.setArguments(getIntent().getExtras()); getSupportFragmentManager().beginTransaction().replace(R.id.frag_single_container, frag, COUNTRY_TAG) .commit(); } } /******************************************************************/ public Typeface getCustomTypeface() { return _ttf_dxb; } /******************************************************************/ @Override public void onCountrySelected(int position) { if (!_is_dual_pane) { Intent intent = new Intent(this, ButtonActivity.class); intent.putExtra(ButtonsFragment.ARG_POSITION, position); startActivity(intent); return; } //Log.d( "BT", "onCountrySelected --- multi; updating buttons in button fragment" ); // multipane ButtonsFragment buttons_fragment = (ButtonsFragment) getSupportFragmentManager() .findFragmentById(R.id.frag_buttons); if (buttons_fragment != null) { buttons_fragment.updateButtons(position); return; } } /******************************************************************/ private void buildNewButtonFragment(int position) { ButtonsFragment buttons_fragment = new ButtonsFragment(); Bundle args = new Bundle(); args.putInt(ButtonsFragment.ARG_POSITION, position); buttons_fragment.setArguments(args); getSupportFragmentManager().beginTransaction() .replace(R.id.frag_single_container, buttons_fragment, BUTTON_TAG).addToBackStack("POTATO") .commit(); } /******************************************************************/ @Override public void onBackPressed() { if (getSupportFragmentManager().getBackStackEntryCount() == 1) { finish(); } else { super.onBackPressed(); } } }