Java tutorial
/* * The MIT License (MIT) * * Copyright (c) 2016 Jordon de Hoog * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in all * copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ package ca.hoogit.garagepi.Main; import android.content.Intent; import android.os.Bundle; import android.os.Handler; import android.support.v4.view.ViewPager; import android.support.v7.app.AppCompatActivity; import android.support.v7.app.AppCompatDelegate; import android.view.Menu; import android.view.MenuItem; import android.view.View; import android.widget.Toast; import com.afollestad.materialdialogs.MaterialDialog; import butterknife.Bind; import butterknife.ButterKnife; import ca.hoogit.garagepi.Auth.AuthManager; import ca.hoogit.garagepi.Auth.IAuthEvent; import ca.hoogit.garagepi.Auth.User; import ca.hoogit.garagepi.Auth.UserManager; import ca.hoogit.garagepi.Controls.DoorManager; import ca.hoogit.garagepi.R; import ca.hoogit.garagepi.Settings.SettingsActivity; import ca.hoogit.garagepi.Socket.IConnectionEvent; import ca.hoogit.garagepi.Socket.SocketManager; import ca.hoogit.garagepi.Update.UpdateManager; import ca.hoogit.garagepi.Utils.Consts; import ca.hoogit.garagepi.Utils.Helpers; import ca.hoogit.garagepi.Utils.SharedPrefs; public class MainActivity extends AppCompatActivity implements IAuthEvent { private static final String TAG = MainActivity.class.getSimpleName(); @Bind(R.id.container) ViewPager mViewPager; private AuthManager mAuthManager; private UpdateManager mUpdateManager; private SocketManager mSocketManager; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); ButterKnife.bind(this); mAuthManager = new AuthManager(this, this); mAuthManager.enableNotifications(mViewPager); mUpdateManager = new UpdateManager(this); // Set up the toolbar and the placeholder viewpager. SectionsPagingAdapter mAdapter = new SectionsPagingAdapter(getSupportFragmentManager()); mViewPager.setAdapter(mAdapter); // Check to make sure the user is authenticated User user = UserManager.getInstance().user(); if (!user.canAuthenticate() || SharedPrefs.getInstance().isFirstRun()) { showCredentialsDialog(R.string.dialog_no_user_title, R.string.dialog_no_user_content); } mSocketManager = new SocketManager(this); mSocketManager.onConnectionEvent(new IConnectionEvent() { @Override public void onConnected() { // TODO handle connection? } @Override public void onConnectionError(String message) { Toast.makeText(getApplication(), "Socket: " + message, Toast.LENGTH_LONG).show(); } }); mSocketManager.connect(); SharedPrefs.getInstance().setFirstRun(false); } @Override public void onLogin(boolean wasSuccess, String message) { if (wasSuccess) { mSocketManager.refresh(); DoorManager.query(getApplication()); } } @Override public void onLogout(boolean wasSuccess, String message) { // TODO hide the fragment views and replace with placeholder image/text mSocketManager.disconnect(); } @Override public void onError(String message) { } @Override protected void onActivityResult(int requestCode, int resultCode, Intent data) { if (requestCode == Consts.RESULT_SETTINGS && resultCode == RESULT_OK) { User user = UserManager.getInstance().user(); if (!user.canAuthenticate()) { showCredentialsDialog(R.string.dialog_missing_cred, R.string.dialog_missing_cred_content); } else if (data.getBooleanExtra(Consts.KEY_THEME_CHANGED, false)) { Handler handler = new Handler(); handler.postDelayed(this::recreate, 0); } } } private void showCredentialsDialog(int titleId, int contentID) { new MaterialDialog.Builder(this).title(titleId).content(contentID).positiveText(R.string.dialog_okay) .cancelable(false).onPositive((dialog, which) -> { Intent settings = new Intent(this, SettingsActivity.class); startActivityForResult(settings, Consts.RESULT_SETTINGS); }).build().show(); } @Override public boolean onCreateOptionsMenu(Menu menu) { getMenuInflater().inflate(R.menu.menu_main, menu); return true; } @Override public boolean onOptionsItemSelected(MenuItem item) { int id = item.getItemId(); if (id == R.id.action_settings) { Intent settings = new Intent(this, SettingsActivity.class); startActivityForResult(settings, Consts.RESULT_SETTINGS); } else if (id == R.id.action_fullscreen) { toggleFullscreen(); } return super.onOptionsItemSelected(item); } public void toggleFullscreen() { int newUiOptions = getWindow().getDecorView().getSystemUiVisibility(); newUiOptions ^= View.SYSTEM_UI_FLAG_HIDE_NAVIGATION; newUiOptions ^= View.SYSTEM_UI_FLAG_FULLSCREEN; newUiOptions ^= View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY; getWindow().getDecorView().setSystemUiVisibility(newUiOptions); } @Override protected void onResume() { super.onResume(); mAuthManager.start(); mUpdateManager.start(); mSocketManager.on(); } @Override protected void onPause() { super.onPause(); mAuthManager.stop(); mUpdateManager.stop(); mSocketManager.off(); } @Override protected void onDestroy() { super.onDestroy(); mSocketManager.disconnect(); } }