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The source code is released under:
Apache License
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/* * Copyright (C) 2013 Simon Marquis (http://www.simon-marquis.fr) * /*from w ww . j a v a 2 s .c om*/ * 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 fr.simon.marquis.secretcodes.ui; import android.content.BroadcastReceiver; import android.content.Context; import android.content.Intent; import android.content.IntentFilter; import android.net.Uri; import android.os.Build; import android.os.Bundle; import android.preference.PreferenceManager; import android.support.v7.app.ActionBarActivity; import android.text.Html; import android.view.ActionMode; import android.view.Menu; import android.view.MenuInflater; import android.view.MenuItem; import android.view.View; import android.view.View.OnClickListener; import android.view.Window; import android.widget.AbsListView.MultiChoiceModeListener; import android.widget.AdapterView; import android.widget.AdapterView.OnItemClickListener; import android.widget.GridView; import android.widget.Toast; import org.json.JSONException; import org.json.JSONObject; import java.util.ArrayList; import java.util.Collections; import java.util.Locale; import fr.simon.marquis.secretcodes.R; import fr.simon.marquis.secretcodes.model.SecretCode; import fr.simon.marquis.secretcodes.service.CrawlerService; import fr.simon.marquis.secretcodes.util.ExportContentProvider; import fr.simon.marquis.secretcodes.util.Utils; public class MainActivity extends ActionBarActivity { public static final String KEY_ABOUT = "ABOUT"; private GridView mGridView; private View mEmptyView; private BroadcastReceiver receiver = new BroadcastReceiver() { @Override public void onReceive(Context context, Intent intent) { Bundle bundle = intent.getExtras(); if (bundle != null) { CrawlerService.Action action = (CrawlerService.Action) bundle.getSerializable(CrawlerService.ACTION); switch (action) { case START: supportInvalidateOptionsMenu(); break; case ADD: case UPDATE: String obj = bundle.getString(CrawlerService.SECRETCODE_KEY); if (obj != null) { try { SecretCode sc = SecretCode.fromJSON(new JSONObject(obj)); if (mGridView != null) { ((SecretCodeAdapter) mGridView.getAdapter()).addItem(sc, action); } } catch (JSONException e) { // No-op } } break; case END: supportInvalidateOptionsMenu(); if (mEmptyView != null) { mEmptyView.setEnabled(true); mEmptyView.animate().cancel(); mEmptyView.animate().alpha(1).setDuration(context.getResources().getInteger(android.R.integer.config_longAnimTime)); } int nb = bundle.getInt(CrawlerService.SECRET_CODE_NB); switch (nb) { case CrawlerService.SECRET_CODE_NB_INVALID: break; case 0: Toast.makeText(context, context.getResources().getString(R.string.zero_secret_codes), Toast.LENGTH_LONG).show(); break; case 1: Toast.makeText(context, context.getResources().getString(R.string.one_secret_codes), Toast.LENGTH_LONG).show(); break; default: Toast.makeText(context, context.getResources().getString(R.string.many_secret_codes, nb), Toast.LENGTH_LONG).show(); break; } break; default: break; } } } }; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); supportRequestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS); getSupportActionBar().setTitle(Utils.applyCustomTypeFace(getString(R.string.app_name), this)); setContentView(R.layout.activity_main); mEmptyView = findViewById(R.id.emptyView); mGridView = (GridView) findViewById(R.id.gridView); mGridView.setChoiceMode(GridView.CHOICE_MODE_MULTIPLE_MODAL); mGridView.setAdapter(new SecretCodeAdapter(this, Utils.getSecretCodes(this))); mGridView.setEmptyView(mEmptyView); mEmptyView.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { mEmptyView.setEnabled(false); mEmptyView.animate().alpha(0).setDuration(getResources().getInteger(android.R.integer.config_longAnimTime)); startService(new Intent(MainActivity.this, CrawlerService.class)); } }); mGridView.setOnItemClickListener(new OnItemClickListener() { @Override public void onItemClick(AdapterView<?> arg0, View arg1, int arg2, long arg3) { String code = ((SecretCode) arg0.getItemAtPosition(arg2)).getCode(); Toast.makeText(MainActivity.this, getString(R.string.execute_code, code), Toast.LENGTH_SHORT).show(); try { sendBroadcast(new Intent("android.provider.Telephony.SECRET_CODE", Uri.parse("android_secret_code://" + code))); } catch (java.lang.SecurityException se) { Toast.makeText(MainActivity.this, R.string.security_exception, Toast.LENGTH_LONG).show(); } } }); mGridView.setMultiChoiceModeListener(new MultiChoiceModeListener() { @Override public void onItemCheckedStateChanged(ActionMode mode, int position, long id, boolean checked) { ((SecretCodeAdapter) mGridView.getAdapter()).itemCheckedStateChanged(position, checked); mode.setTitle(Html.fromHtml("<b>" + mGridView.getCheckedItemCount() + "</b>")); } @Override public boolean onActionItemClicked(ActionMode mode, MenuItem item) { switch (item.getItemId()) { case R.id.action_delete: ((SecretCodeAdapter) mGridView.getAdapter()).deleteSelection(getApplicationContext()); mode.finish(); return true; case R.id.action_select_all: boolean check = mGridView.getCheckedItemCount() != mGridView.getCount(); for (int i = 0; i < mGridView.getCount(); i++) { mGridView.setItemChecked(i, check); } return true; default: return false; } } @Override public boolean onCreateActionMode(ActionMode mode, Menu menu) { MenuInflater inflater = mode.getMenuInflater(); if (inflater != null) { inflater.inflate(R.menu.cab, menu); } return true; } @Override public void onDestroyActionMode(ActionMode mode) { ((SecretCodeAdapter) mGridView.getAdapter()).resetSelection(); supportInvalidateOptionsMenu(); } @Override public boolean onPrepareActionMode(ActionMode mode, Menu menu) { return false; } }); supportInvalidateOptionsMenu(); } @Override public boolean onCreateOptionsMenu(Menu menu) { getMenuInflater().inflate(R.menu.main, menu); return super.onCreateOptionsMenu(menu); } @Override public boolean onPrepareOptionsMenu(Menu menu) { setSupportProgressBarIndeterminateVisibility(CrawlerService.isCrawling); menu.findItem(R.id.action_scan).setVisible(!CrawlerService.isCrawling && !mGridView.getAdapter().isEmpty()); menu.findItem(R.id.action_cancel).setVisible(CrawlerService.isCrawling); return super.onPrepareOptionsMenu(menu); } @Override public boolean onOptionsItemSelected(MenuItem item) { switch (item.getItemId()) { case R.id.action_scan: startService(new Intent(this, CrawlerService.class)); break; case R.id.action_cancel: stopService(new Intent(this, CrawlerService.class)); break; case R.id.show_popop: showAboutDialog(false); break; case R.id.action_online_database: startActivity(new Intent(Intent.ACTION_VIEW, Uri.parse(getString(R.string.online_database_url)))); break; case R.id.action_contribute: exportSecretCodes(); break; default: break; } return super.onOptionsItemSelected(item); } private void exportSecretCodes() { ArrayList<SecretCode> secretCodes = Utils.getSecretCodes(this); Collections.sort(secretCodes); if (secretCodes.isEmpty()) { Toast.makeText(MainActivity.this, getString(R.string.no_secret_code), Toast.LENGTH_SHORT).show(); return; } sendEmail(secretCodes); } private void sendEmail(ArrayList<SecretCode> secretCodes) { Intent i = new Intent(Intent.ACTION_SEND); i.setType("message/rfc822"); i.putExtra(Intent.EXTRA_EMAIL, new String[]{getString(R.string.extra_email)}); i.putExtra(Intent.EXTRA_SUBJECT, getString(R.string.extra_subject)); i.putExtra(Intent.EXTRA_TEXT, generateEmailBody(secretCodes)); i.putExtra(Intent.EXTRA_STREAM, ExportContentProvider.CONTENT_URI); startActivity(Intent.createChooser(i, null)); } private String generateEmailBody(ArrayList<SecretCode> secretCodes) { StringBuilder sb = new StringBuilder(getString(R.string.extra_text)) // .append("DEVICE_MANUFACTURER ").append(Build.MANUFACTURER)// .append("\nDEVICE_MODEL ").append(Build.MODEL)// .append("\nDEVICE_CODE_NAME ").append(Build.DEVICE)// .append("\nDEVICE_LOCALE ").append(Locale.getDefault().getDisplayName())// .append("\nANDROID_VERSION ").append(Build.VERSION.RELEASE)// .append("\n\n"); for (SecretCode secretCode : secretCodes) { sb.append(secretCode.getCode()).append(" ").append(secretCode.getLabel()).append("\n? \n\n"); } return sb.append(getString(R.string.extra_text_end)).toString(); } @Override protected void onResume() { super.onResume(); ((SecretCodeAdapter) mGridView.getAdapter()).setSelection(mGridView.getCheckedItemPositions()); registerReceiver(receiver, new IntentFilter(CrawlerService.BROADCAST_INTENT)); supportInvalidateOptionsMenu(); } @Override protected void onPause() { super.onPause(); unregisterReceiver(receiver); } @Override public void onBackPressed() { if (PreferenceManager.getDefaultSharedPreferences(this).contains(KEY_ABOUT)) { super.onBackPressed(); } else { showAboutDialog(true); } } private void showAboutDialog(boolean exit) { AboutDialog newFragment = AboutDialog.newInstance(exit); newFragment.show(getSupportFragmentManager(), KEY_ABOUT); } }