Java tutorial
/* * Copyright 2012 Javier Prez Pacheco and Francisco Daz Rodriguez * TweetTopics 2.0 * javielinux@gmail.com * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.javielinux.fragments; import android.app.AlertDialog; import android.content.pm.PackageManager; import android.os.Bundle; import android.support.v4.app.Fragment; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.widget.*; import com.android.dataframework.DataFramework; import com.javielinux.database.EntitySearch; import com.javielinux.tweettopics2.R; import com.javielinux.utils.DialogUtils; import com.javielinux.utils.Utils; import java.util.Locale; public class SearchAdvancedFragment extends Fragment { private EntitySearch search_entity; public Spinner languages; public Spinner attitude; public Spinner filter; public CheckBox noRetweet; public EditText source; public CheckBox notifications; public CheckBox notificationsBar; private Button btInfoNotifications; private boolean searchIsNotification = false; public SearchAdvancedFragment(EntitySearch search_entity) { this.search_entity = search_entity; } @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); } @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { View view = View.inflate(getActivity(), R.layout.search_advanced_fragment, null); btInfoNotifications = (Button) view.findViewById(R.id.bt_info_notifications); btInfoNotifications.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { String file = "notifications_use.txt"; if (Locale.getDefault().getLanguage().equals("es")) { file = "notifications_use_es.txt"; } try { AlertDialog builder = DialogUtils.PersonalDialogBuilder.create(getActivity(), getActivity().getString(R.string.notifications), file); builder.show(); } catch (PackageManager.NameNotFoundException e) { e.printStackTrace(); } } }); languages = (Spinner) view.findViewById(R.id.sp_languages); attitude = (Spinner) view.findViewById(R.id.sp_attitude); filter = (Spinner) view.findViewById(R.id.sp_filter); noRetweet = (CheckBox) view.findViewById(R.id.cb_no_retweet); source = (EditText) view.findViewById(R.id.et_source); ArrayAdapter<?> adapterLanguages = ArrayAdapter.createFromResource(getActivity(), R.array.languages, android.R.layout.simple_spinner_item); adapterLanguages.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item); languages.setAdapter(adapterLanguages); ArrayAdapter<?> adapterAttitude = ArrayAdapter.createFromResource(getActivity(), R.array.attitude, android.R.layout.simple_spinner_item); adapterAttitude.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item); attitude.setAdapter(adapterAttitude); ArrayAdapter<?> adapterFilter = ArrayAdapter.createFromResource(getActivity(), R.array.filter, android.R.layout.simple_spinner_item); adapterFilter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item); filter.setAdapter(adapterFilter); notifications = (CheckBox) view.findViewById(R.id.cb_notifications); notificationsBar = (CheckBox) view.findViewById(R.id.cb_notifications_bar); notifications.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() { @Override public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) { if (isChecked) { if (searchIsNotification) { showFields(); } else { int max = Utils.MAX_NOTIFICATIONS; if (Utils.isLite(getActivity())) { max = Utils.MAX_NOTIFICATIONS_LITE; } int size = DataFramework.getInstance().getEntityList("search", "notifications=1").size() + 1; if (size <= max) { showFields(); } else { notifications.setChecked(false); if (Utils.isLite(getActivity())) { Utils.showMessage(getActivity(), getActivity().getString(R.string.max_notifications_lite)); } else { Utils.showMessage(getActivity(), getActivity().getString(R.string.max_notifications)); } } } } else { hideFields(); } } }); populateFields(); return view; } private void showFields() { notificationsBar.setVisibility(View.VISIBLE); } private void hideFields() { notificationsBar.setVisibility(View.GONE); } private void populateFields() { if (!search_entity.getString("lang").equals("")) { String[] language_values = getActivity().getResources().getStringArray(R.array.languages_values); for (int i = 0; i < language_values.length; i++) { if (language_values[i].equals(search_entity.getString("lang"))) { languages.setSelection(i); } } } source.setText(search_entity.getString("source")); attitude.setSelection(search_entity.getInt("attitude")); filter.setSelection(search_entity.getInt("filter")); if (search_entity.getInt("no_retweet") == 1) noRetweet.setChecked(true); if (search_entity.getInt("notifications") == 1) { searchIsNotification = true; notifications.setChecked(true); showFields(); } if (search_entity.getInt("notifications_bar") == 1) notificationsBar.setChecked(true); } }