Java tutorial
/* * MaxLock, an Xposed applock module for Android * Copyright (C) 2014-2015 Maxr1998 * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ package de.Maxr1998.xposed.maxlock.ui; import android.annotation.SuppressLint; import android.app.AlertDialog; import android.content.Context; import android.content.DialogInterface; import android.content.Intent; import android.content.SharedPreferences; import android.os.Build; import android.os.Bundle; import android.preference.PreferenceManager; import android.support.v4.app.Fragment; import android.support.v4.view.MenuItemCompat; import android.support.v7.app.AppCompatActivity; import android.support.v7.widget.SwitchCompat; import android.support.v7.widget.Toolbar; import android.view.Menu; import android.view.MenuItem; import android.view.View; import android.widget.CompoundButton; import com.anjlab.android.iab.v3.BillingProcessor; import de.Maxr1998.xposed.maxlock.AuthenticationSucceededListener; import de.Maxr1998.xposed.maxlock.BillingHelper; import de.Maxr1998.xposed.maxlock.Common; import de.Maxr1998.xposed.maxlock.R; import de.Maxr1998.xposed.maxlock.Util; import de.Maxr1998.xposed.maxlock.lib.StatusBarTintApi; import de.Maxr1998.xposed.maxlock.ui.settings.GuideFragment; import de.Maxr1998.xposed.maxlock.ui.settings.SettingsFragment; import de.Maxr1998.xposed.maxlock.ui.settings.Startup; import de.Maxr1998.xposed.maxlock.ui.settings.appslist.AppListFragment; public class SettingsActivity extends AppCompatActivity implements AuthenticationSucceededListener { private static final String TAG_SETTINGS_FRAGMENT = "tag_settings_fragment"; private static final String TAG_APP_LIST = "AppListFragment"; private static boolean UNLOCKED = false; public SettingsFragment mSettingsFragment; public AppListFragment appListFragment; public static boolean firststart = true; SharedPreferences prefs; private BillingProcessor billingProcessor; @Override protected void onCreate(Bundle savedInstanceState) { // Preferences prefs = PreferenceManager.getDefaultSharedPreferences(this); if (prefs.getBoolean(Common.USE_DARK_STYLE, false)) { setTheme(R.style.AppTheme_Dark); } else { setTheme(R.style.AppTheme); } super.onCreate(savedInstanceState); setContentView(R.layout.activity_settings); Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar); setSupportActionBar(toolbar); //getActionBar().setHomeButtonEnabled(true); //getActionBar().setDisplayHomeAsUpEnabled(true); toolbar.setTitleTextColor(getResources().getColor(R.color.text_color_white)); toolbar.setNavigationIcon(R.drawable.ic_back); toolbar.setNavigationOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { finish(); } }); appListFragment = (AppListFragment) getSupportFragmentManager().findFragmentByTag(TAG_APP_LIST); mSettingsFragment = (SettingsFragment) getSupportFragmentManager().findFragmentByTag(TAG_SETTINGS_FRAGMENT); if (mSettingsFragment == null) { getSupportActionBar().hide(); if (getSupportFragmentManager().findFragmentById(R.id.settings_fragment) != null) getSupportFragmentManager().beginTransaction() .hide(getSupportFragmentManager().findFragmentById(R.id.settings_fragment)).commit(); Fragment lockFragment = new LockFragment(); Bundle b = new Bundle(1); b.putString(Common.INTENT_EXTRAS_PKG_NAME, getApplicationContext().getPackageName()); lockFragment.setArguments(b); getSupportFragmentManager().beginTransaction().replace(R.id.frame_container, lockFragment).commit(); } billingProcessor = new BillingProcessor(this, getString(R.string.license_key), mSettingsFragment); if (BillingHelper.GooglePlayServiceAvailable(getApplicationContext())) { billingProcessor.loadOwnedPurchasesFromGoogle(); } new Startup(this).execute(prefs.getBoolean(Common.FIRST_START, true)); } @SuppressLint("WorldReadableFiles") @SuppressWarnings("deprecation") @Override public boolean onCreateOptionsMenu(Menu menu) { getMenuInflater().inflate(R.menu.toolbar_menu, menu); SwitchCompat master_switch = (SwitchCompat) MenuItemCompat .getActionView(menu.findItem(R.id.toolbar_master_switch)); master_switch.setChecked(getSharedPreferences(Common.PREFS_PACKAGES, Context.MODE_WORLD_READABLE) .getBoolean(Common.MASTER_SWITCH_ON, false)); master_switch.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() { @SuppressLint({ "CommitPrefEdits" }) @Override public void onCheckedChanged(CompoundButton button, boolean b) { getSharedPreferences(Common.PREFS_PACKAGES, Context.MODE_WORLD_READABLE).edit() .putBoolean(Common.MASTER_SWITCH_ON, b).commit(); } }); Fragment appsList = getSupportFragmentManager().findFragmentByTag("AppListFragment"); if (appsList != null && appsList.isVisible()) { menu.findItem(R.id.toolbar_info).setVisible(false); menu.findItem(R.id.toolbar_master_switch).setVisible(false); } Fragment guide = getSupportFragmentManager().findFragmentByTag("GuideFragment"); if (guide != null && guide.isVisible()) { menu.findItem(R.id.toolbar_info).setVisible(false); } return super.onCreateOptionsMenu(menu); } @Override public boolean onOptionsItemSelected(MenuItem item) { switch (item.getItemId()) { case R.id.toolbar_info: SettingsFragment.launchFragment(new GuideFragment(), true, mSettingsFragment); break; } return super.onOptionsItemSelected(item); } @Override public void onBackPressed() { Fragment guide = getSupportFragmentManager().findFragmentByTag("GuideFragment"); if (guide != null && guide.isVisible()) { if (((GuideFragment) guide).back()) return; } if (getSupportFragmentManager().getBackStackEntryCount() > 0) { getSupportFragmentManager().popBackStack(); if (getSupportFragmentManager().findFragmentById(R.id.settings_fragment) != null && getSupportFragmentManager().getBackStackEntryCount() == 1) getSupportFragmentManager().beginTransaction() .hide(getSupportFragmentManager().findFragmentById(R.id.settings_fragment)).commit(); } else { super.onBackPressed(); } } @Override public void onAuthenticationSucceeded() { UNLOCKED = true; if (mSettingsFragment == null) { mSettingsFragment = new SettingsFragment(); getSupportFragmentManager().beginTransaction() .replace(R.id.frame_container, mSettingsFragment, TAG_SETTINGS_FRAGMENT).commit(); getSupportActionBar().show(); } } @Override protected void onPause() { super.onPause(); if (PreferenceManager.getDefaultSharedPreferences(this).getBoolean(Common.ENABLE_LOGGING, false) && !UNLOCKED) { Util.logFailedAuthentication(this, "Main App"); } } @Override protected void onResume() { super.onResume(); if (Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP) StatusBarTintApi.sendColorChangeIntent(getResources().getColor(R.color.primary_red_dark), -3, getResources().getColor(android.R.color.black), -3, this); } @Override protected void onDestroy() { super.onDestroy(); billingProcessor.release(); } public BillingProcessor getBillingProcessor() { return billingProcessor; } public void restart() { AlertDialog.Builder builder = new AlertDialog.Builder(this); builder.setMessage(R.string.restart_required); builder.setTitle(R.string.app_name) .setPositiveButton(android.R.string.ok, new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialogInterface, int i) { Intent intent = getIntent(); intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); finish(); startActivity(intent); } }).create().show(); } }