Java tutorial
/* * Author: Miguel Angel Bravo (@MiguelAngelBrav) * The Android Open Source Project Katbag is licensed under the General GPLv3. * */ package cl.ipp.katbag.fragment; import org.holoeverywhere.widget.ProgressBar; import android.os.Bundle; import android.support.v4.app.Fragment; import android.support.v4.app.FragmentTransaction; import android.text.InputFilter; import android.view.KeyEvent; import android.view.LayoutInflater; import android.view.View; import android.view.View.OnClickListener; import android.view.View.OnKeyListener; import android.view.ViewGroup; import android.widget.EditText; import android.widget.ImageView; import android.widget.RelativeLayout; import cl.ipp.katbag.MainActivity; import cl.ipp.katbag.R; import cl.ipp.katbag.core.KatbagUtilities; import com.google.analytics.tracking.android.EasyTracker; import com.google.analytics.tracking.android.Fields; import com.google.analytics.tracking.android.MapBuilder; import com.google.analytics.tracking.android.Tracker; import com.jeremyfeinstein.slidingmenu.lib.SlidingMenu; public class Add extends Fragment implements OnClickListener { private Tracker tracker; static View v = null; public String type_app; public EditText name_app; public String title; public ImageView image_type_app; public static long id_app = -1; // initial value public static String name_app_text = ""; public MainActivity mainActivity; public RelativeLayout config_app_worlds, config_app_drawings, config_app_developments, config_app_pages; public Fragment mFragment; public static final int MAX_LENGTH = 30; public ProgressBar progress; public int score_id_and_name = 0, score = 0; public static final int SCORE_FOR_HAVE_ID_AND_NAME = 20; @Override public void onCreate(Bundle savedInstanceState) { // TODO Auto-generated method stub super.onCreate(savedInstanceState); this.tracker = EasyTracker.getInstance(this.getActivity()); } @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { mainActivity = (MainActivity) super.getActivity(); v = inflater.inflate(R.layout.fragment_add, container, false); // rescues parameters Bundle bundle = getArguments(); if (bundle != null) { type_app = bundle.getString("type_app"); } progress = (ProgressBar) v.findViewById(R.id.progress); setTitleAndImageForTypeApp(); name_app = (EditText) v.findViewById(R.id.name_app); name_app.setFilters(new InputFilter[] { KatbagUtilities.katbagAlphaNumericFilter, new InputFilter.LengthFilter(MAX_LENGTH) }); name_app.setOnKeyListener(new OnKeyListener() { @Override public boolean onKey(View v, int keyCode, KeyEvent event) { // TODO Auto-generated method stub if ((event.getAction() == KeyEvent.ACTION_DOWN) && (keyCode == KeyEvent.KEYCODE_ENTER)) { validateName(); } return false; } }); config_app_worlds = (RelativeLayout) v.findViewById(R.id.config_app_worlds); config_app_drawings = (RelativeLayout) v.findViewById(R.id.config_app_drawings); config_app_developments = (RelativeLayout) v.findViewById(R.id.config_app_developments); config_app_pages = (RelativeLayout) v.findViewById(R.id.config_app_pages); config_app_worlds.setOnClickListener(this); config_app_drawings.setOnClickListener(this); config_app_developments.setOnClickListener(this); config_app_pages.setOnClickListener(this); if (type_app.contentEquals(MainActivity.TYPE_APP_GAME)) { config_app_worlds.setVisibility(View.VISIBLE); config_app_developments.setVisibility(View.VISIBLE); config_app_drawings.setVisibility(View.VISIBLE); config_app_pages.setVisibility(View.GONE); } else if (type_app.contentEquals(MainActivity.TYPE_APP_BOOK)) { config_app_worlds.setVisibility(View.VISIBLE); config_app_developments.setVisibility(View.GONE); config_app_drawings.setVisibility(View.VISIBLE); config_app_pages.setVisibility(View.VISIBLE); } else if (type_app.contentEquals(MainActivity.TYPE_APP_COMICS)) { config_app_worlds.setVisibility(View.VISIBLE); config_app_developments.setVisibility(View.GONE); config_app_drawings.setVisibility(View.VISIBLE); config_app_pages.setVisibility(View.VISIBLE); } return v; } // set title and image for type app public void setTitleAndImageForTypeApp() { image_type_app = (ImageView) v.findViewById(R.id.config_image_type_app); if (type_app.contentEquals(MainActivity.TYPE_APP_GAME)) { title = getString(R.string.title_activity_add_game); image_type_app.setImageResource(R.drawable.katbag_icon_game); } else if (type_app.contentEquals(MainActivity.TYPE_APP_BOOK)) { title = getString(R.string.title_activity_add_book); image_type_app.setImageResource(R.drawable.katbag_icon_book); } else if (type_app.contentEquals(MainActivity.TYPE_APP_COMICS)) { title = getString(R.string.title_activity_add_comics); image_type_app.setImageResource(R.drawable.katbag_icon_comics); } } public void validateName() { name_app.setText(name_app.getText().toString().trim()); if (name_app.getText().toString().length() > MAX_LENGTH) { name_app.setText(name_app.getText().toString().substring(0, MAX_LENGTH).trim()); } if (name_app.getText().toString().contentEquals("")) { KatbagUtilities.message(mainActivity.context, getString(R.string.name_app_empty)); } else if (name_app.getText().toString().length() < 3) { KatbagUtilities.message(mainActivity.context, getString(R.string.name_app_short)); } else { if (id_app == -1) { // insert new register id_app = mainActivity.katbagHandler.insertApp(name_app.getText().toString(), type_app); KatbagUtilities.message(mainActivity.context, getString(R.string.name_app_new) + " (id app: " + String.valueOf(id_app) + ")"); } else { // update new register mainActivity.katbagHandler.updateNameApp(id_app, name_app.getText().toString()); KatbagUtilities.message(mainActivity.context, getString(R.string.name_app_update) + " (id app: " + String.valueOf(id_app) + ")"); } name_app_text = name_app.getText().toString(); score_id_and_name = SCORE_FOR_HAVE_ID_AND_NAME; estimatedProgress(); onResume(); } } @Override public void onClick(View v) { mainActivity.hideSoftKeyboard(); if (id_app == -1) { KatbagUtilities.message(mainActivity.context, getString(R.string.app_empty)); } else { switch (v.getId()) { case R.id.config_app_worlds: mFragment = new Worlds(); break; case R.id.config_app_drawings: mFragment = new Drawings(); break; case R.id.config_app_developments: mFragment = new Develop(); break; case R.id.config_app_pages: mFragment = new Pages(); break; } Bundle bundle = new Bundle(); bundle.putLong("id_app", id_app); bundle.putString("type_app", type_app); mFragment.setArguments(bundle); FragmentTransaction t = getActivity().getSupportFragmentManager().beginTransaction(); t.replace(R.id.fragment_main_container, mFragment); t.setTransition(FragmentTransaction.TRANSIT_FRAGMENT_FADE); t.addToBackStack(mFragment.getClass().getSimpleName()); t.commit(); } } public void estimatedProgress() { if (id_app == -1) { score_id_and_name = 0; score = 0; } else { score_id_and_name = SCORE_FOR_HAVE_ID_AND_NAME; score = mainActivity.katbagHandler.estimatedProgress(id_app); } progress.setProgress(score_id_and_name + score); } @Override public void onResume() { if (!name_app_text.contentEquals("")) { title = getString(R.string.add_edit_app) + " " + name_app_text; } mainActivity.getSupportActionBar().setTitle(title); name_app.setText(name_app_text); estimatedProgress(); if (!MainActivity.TABLET) mainActivity.slidingMenu.setTouchModeAbove(SlidingMenu.TOUCHMODE_FULLSCREEN); super.onResume(); this.tracker.set(Fields.SCREEN_NAME, getClass().getSimpleName()); this.tracker.send(MapBuilder.createAppView().build()); } }