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.tweettopics2; import android.app.ProgressDialog; import android.content.Intent; import android.graphics.Shader; import android.graphics.drawable.BitmapDrawable; import android.os.Bundle; import android.support.v4.view.ViewPager; import android.view.View; import android.widget.*; import com.android.dataframework.DataFramework; import com.android.dataframework.Entity; import com.javielinux.api.APIDelegate; import com.javielinux.api.APITweetTopics; import com.javielinux.api.request.SaveFirstTweetsRequest; import com.javielinux.api.response.BaseResponse; import com.javielinux.api.response.ErrorResponse; import com.javielinux.api.response.SaveFirstTweetsResponse; import com.javielinux.database.EntitySearch; import com.javielinux.fragmentadapter.SearchFragmentAdapter; import com.javielinux.utils.ImageUtils; import com.javielinux.utils.Utils; import com.viewpagerindicator.TabPageIndicator; public class SearchActivity extends BaseActivity implements APIDelegate<BaseResponse> { public static String KEY_SEARCH = "search"; protected ProgressDialog progressDialog; private ViewPager pager; private SearchFragmentAdapter fragmentAdapter; private TabPageIndicator indicator; private ThemeManager themeManager; private EntitySearch search_entity = null; private RelativeLayout searchRoot; private RelativeLayout searchBar; private boolean view; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); themeManager = new ThemeManager(this); themeManager.setDialogTheme(); themeManager.setColors(); String defaultSearch = ""; Bundle extras = getIntent().getExtras(); if (extras != null) { if (extras.containsKey(DataFramework.KEY_ID)) { search_entity = new EntitySearch(extras.getLong(DataFramework.KEY_ID)); } if (extras.containsKey(KEY_SEARCH)) { defaultSearch = extras.getString(KEY_SEARCH); } } overridePendingTransition(R.anim.pull_in_to_up, R.anim.hold); if (search_entity == null) search_entity = new EntitySearch(); setContentView(R.layout.search_activity); findViewById(R.id.buttons_foot).setBackgroundColor(themeManager.getColor("color_bottom_bar")); fragmentAdapter = new SearchFragmentAdapter(this, getSupportFragmentManager(), search_entity, defaultSearch); pager = (ViewPager) findViewById(R.id.search_pager); pager.setAdapter(fragmentAdapter); searchRoot = (RelativeLayout) findViewById(R.id.search_root); searchBar = (RelativeLayout) findViewById(R.id.search_bar_background); indicator = (TabPageIndicator) findViewById(R.id.search_indicator); indicator.setViewPager(pager); findViewById(R.id.bt_save).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View view) { doSave(); } }); findViewById(R.id.bt_save_and_view).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View view) { doSaveAndView(); } }); refreshTheme(); } public void refreshTheme() { BitmapDrawable bmp = (BitmapDrawable) getResources().getDrawable(themeManager.getResource("search_tile")); if (bmp != null) { bmp.setTileModeXY(Shader.TileMode.REPEAT, Shader.TileMode.REPEAT); searchRoot.setBackgroundDrawable(bmp); } searchBar.setBackgroundDrawable( ImageUtils.createBackgroundDrawable(this, themeManager.getColor("color_top_bar"), false, 0)); themeManager.setColors(); } private void doSave() { this.view = false; save(); } private void doSaveAndView() { this.view = true; save(); } @Override protected void onPause() { super.onPause(); overridePendingTransition(R.anim.hold, R.anim.push_out_from_up); } private void save() { String error = ""; boolean save_tweets = false; String name_value = ""; String searchAnd_value = fragmentAdapter.getSearchGeneralFragment().searchAnd.getText().toString(); search_entity.setValue("words_and", searchAnd_value); if (!searchAnd_value.equals("")) if (name_value.length() <= 0) name_value = searchAnd_value; String searchOr_value = fragmentAdapter.getSearchGeneralFragment().searchOr.getText().toString(); search_entity.setValue("words_or", searchOr_value); if (!searchOr_value.equals("")) if (name_value.length() <= 0) name_value = searchOr_value; String searchNot_value = fragmentAdapter.getSearchGeneralFragment().searchNot.getText().toString(); search_entity.setValue("words_not", searchNot_value); if (!searchNot_value.equals("")) if (name_value.length() <= 0) name_value = searchNot_value; String searchFromUser_value = fragmentAdapter.getSearchGeneralFragment().searchFromUser.getText() .toString(); search_entity.setValue("from_user", searchFromUser_value); if (!searchFromUser_value.equals("")) if (name_value.length() <= 0) name_value = searchFromUser_value; String searchToUser_value = fragmentAdapter.getSearchGeneralFragment().searchToUser.getText().toString(); search_entity.setValue("to_user", searchToUser_value); if (!searchToUser_value.equals("")) if (name_value.length() <= 0) name_value = searchToUser_value; if (searchAnd_value.equals("") && searchOr_value.equals("") && searchNot_value.equals("") && searchFromUser_value.equals("") && searchToUser_value.equals("")) { error = this.getString(R.string.error_search_text); } EditText name = fragmentAdapter.getSearchGeneralFragment().name; if (name.getText().toString().equals("")) { if (name_value.length() > 1) name_value = name_value.substring(0, 1).toUpperCase() + name_value.substring(1); search_entity.setValue("name", name_value); } else { search_entity.setValue("name", name.getText().toString()); } long icon_id = fragmentAdapter.getSearchGeneralFragment().iconId; String token_file = fragmentAdapter.getSearchGeneralFragment().iconFile; search_entity.setValue("icon_id", icon_id); search_entity.setValue("icon_token_file", token_file); if (icon_id > 1) { Entity icon = new Entity("icons", icon_id); search_entity.setValue("icon_big", "drawable/" + icon.getValue("icon")); search_entity.setValue("icon_small", "drawable/" + icon.getValue("icon_small")); } else if (icon_id == 1) { search_entity.setValue("icon_big", Utils.getIconGeneric(this, name_value)); search_entity.setValue("icon_small", Utils.getIconGeneric(this, name_value) + "_small"); } else { search_entity.setValue("icon_big", "file/" + token_file + ".png"); search_entity.setValue("icon_small", "file/" + token_file + "_small.png"); } if (search_entity.getId() < 0) { search_entity.setValue("date_create", Utils.now()); search_entity.setValue("last_modified", Utils.now()); search_entity.setValue("use_count", 0); } Spinner languages = fragmentAdapter.getSearchAdvancedFragment().languages; if (languages.getSelectedItemPosition() != AdapterView.INVALID_POSITION) { String[] language_values = getResources().getStringArray(R.array.languages_values); search_entity.setValue("lang", language_values[languages.getSelectedItemPosition()]); } Spinner attitude = fragmentAdapter.getSearchAdvancedFragment().attitude; if (attitude.getSelectedItemPosition() != AdapterView.INVALID_POSITION) search_entity.setValue("attitude", attitude.getSelectedItemPosition()); Spinner filter = fragmentAdapter.getSearchAdvancedFragment().filter; if (filter.getSelectedItemPosition() != AdapterView.INVALID_POSITION) search_entity.setValue("filter", filter.getSelectedItemPosition()); CheckBox noRetweet = fragmentAdapter.getSearchAdvancedFragment().noRetweet; if (noRetweet.isChecked()) search_entity.setValue("no_retweet", 1); else search_entity.setValue("no_retweet", 0); EditText searchSource = fragmentAdapter.getSearchAdvancedFragment().source; search_entity.setValue("source", searchSource.getText().toString()); CheckBox notifications = fragmentAdapter.getSearchAdvancedFragment().notifications; // Borrar todos los tweets en el caso que deje de notificarse la bsqueda if (!notifications.isChecked() && search_entity.getInt("notifications") == 1) { DataFramework.getInstance().getDB() .execSQL("DELETE FROM tweets WHERE search_id = " + search_entity.getId() + " AND favorite = 0"); search_entity.setValue("last_tweet_id", "0"); search_entity.setValue("last_tweet_id_notifications", "0"); search_entity.setValue("new_tweets_count", "0"); } // Guarda los primeros tweets en el caso de empezar a notificar if (notifications.isChecked() && search_entity.getInt("notifications") == 0) { save_tweets = true; } if (notifications.isChecked()) search_entity.setValue("notifications", 1); else search_entity.setValue("notifications", 0); CheckBox notificationsBar = fragmentAdapter.getSearchAdvancedFragment().notificationsBar; if (notificationsBar.isChecked()) search_entity.setValue("notifications_bar", 1); else search_entity.setValue("notifications_bar", 0); if (fragmentAdapter.getSearchGeoFragment() != null) { CheckBox useGeolocation = fragmentAdapter.getSearchGeoFragment().useGeo; if (useGeolocation.isChecked()) { search_entity.setValue("use_geo", 1); RadioButton typeGeolocationGPS = fragmentAdapter.getSearchGeoFragment().typeGeoGPS; if (typeGeolocationGPS.isChecked()) search_entity.setValue("type_geo", 1); else search_entity.setValue("type_geo", 0); EditText latitude = fragmentAdapter.getSearchGeoFragment().latitude; EditText longitude = fragmentAdapter.getSearchGeoFragment().longitude; try { float latitude_value = Float.parseFloat(latitude.getText().toString()); float longitude_value = Float.parseFloat(longitude.getText().toString()); search_entity.setValue("latitude", latitude_value); search_entity.setValue("longitude", longitude_value); } catch (Exception exception) { error = this.getString(R.string.error_search_coord); } if (error.length() == 0) { SeekBar distance = fragmentAdapter.getSearchGeoFragment().distance; if (distance.getProgress() > 0) { search_entity.setValue("distance", distance.getProgress()); RadioButton typeDistanceKm = fragmentAdapter.getSearchGeoFragment().typeDistanceKM; if (typeDistanceKm.isChecked()) { search_entity.setValue("type_distance", 1); } else { search_entity.setValue("type_distance", 0); } } else { error = this.getString(R.string.error_search_distance); } } } else { search_entity.setValue("use_geo", 0); } } else { search_entity.setValue("use_geo", 0); } if (error.length() == 0) { if (save_tweets) saveTweets(); else exitActivity(); } else { Utils.showMessage(this, error); } } private void saveTweets() { progressDialog = ProgressDialog.show(this, getResources().getString(R.string.saved_tweet), getResources().getString(R.string.saved_tweet_description)); APITweetTopics.execute(this, getSupportLoaderManager(), this, new SaveFirstTweetsRequest(this, search_entity.getId())); } private void exitActivity() { search_entity.setValue("is_temp", 0); search_entity.save(); Intent intent = new Intent(android.content.Intent.ACTION_VIEW); intent.putExtra("view", this.view); intent.putExtra(DataFramework.KEY_ID, search_entity.getId()); setResult(RESULT_OK, intent); finish(); } @Override public void onResults(BaseResponse response) { SaveFirstTweetsResponse result = (SaveFirstTweetsResponse) response; search_entity.setValue("last_tweet_id", result.getInfoSaveTweets().getOlderId()); search_entity.setValue("last_tweet_id_notifications", result.getInfoSaveTweets().getNewerId()); search_entity.setValue("new_tweets_count", result.getInfoSaveTweets().getNewMessages()); exitActivity(); } @Override public void onError(ErrorResponse error) { error.getError().printStackTrace(); } }