Java tutorial
package com.abewy.android.apps.openklyph.app; import java.util.ArrayList; import java.util.Date; import java.util.List; import android.app.Fragment; import android.app.FragmentTransaction; import android.content.Context; import android.content.DialogInterface; import android.content.Intent; import android.content.pm.PackageManager; import android.content.pm.PackageManager.NameNotFoundException; import android.content.res.Configuration; import android.net.Uri; import android.os.Bundle; import android.os.Handler; import android.support.v4.app.ActionBarDrawerToggle; import android.support.v4.widget.DrawerLayout; import android.util.Log; import android.view.Gravity; import android.view.KeyEvent; import android.view.LayoutInflater; import android.view.Menu; import android.view.MenuItem; import android.view.View; import android.view.ViewGroup; import android.view.ViewGroup.LayoutParams; import android.widget.AdapterView; import android.widget.AdapterView.OnItemClickListener; import android.widget.ArrayAdapter; import android.widget.ImageView; import android.widget.ListView; import android.widget.TextView; import com.abewy.android.ads.BannerAdManager; import com.abewy.android.apps.openklyph.KlyphApplication; import com.abewy.android.apps.openklyph.KlyphBundleExtras; import com.abewy.android.apps.openklyph.KlyphData; import com.abewy.android.apps.openklyph.KlyphPreferences; import com.abewy.android.apps.openklyph.KlyphService; import com.abewy.android.apps.openklyph.R; import com.abewy.android.apps.openklyph.core.KlyphDevice; import com.abewy.android.apps.openklyph.core.KlyphFlags; import com.abewy.android.apps.openklyph.core.KlyphSession; import com.abewy.android.apps.openklyph.core.fql.User; import com.abewy.android.apps.openklyph.core.fql.User.Cover; import com.abewy.android.apps.openklyph.core.graph.GraphObject; import com.abewy.android.apps.openklyph.core.imageloader.ImageLoader; import com.abewy.android.apps.openklyph.core.request.RequestError; import com.abewy.android.apps.openklyph.core.request.Response; import com.abewy.android.apps.openklyph.core.util.AlertUtil; import com.abewy.android.apps.openklyph.core.util.AttrUtil; import com.abewy.android.apps.openklyph.core.util.FacebookUtil; import com.abewy.android.apps.openklyph.core.util.HierachyViewUtil; import com.abewy.android.apps.openklyph.fragment.IKlyphFragment; import com.abewy.android.apps.openklyph.fragment.LoginFragment; import com.abewy.android.apps.openklyph.fragment.LoginFragment.LoginFragmentCallBack; import com.abewy.android.apps.openklyph.fragment.Notifications; import com.abewy.android.apps.openklyph.fragment.Notifications.NotificationsListener; import com.abewy.android.apps.openklyph.request.AsyncRequest; import com.abewy.android.apps.openklyph.request.AsyncRequest.Query; import com.abewy.android.apps.openklyph.util.KlyphUtil; import com.abewy.android.apps.openklyph.widget.ProfileImageView; import com.abewy.android.apps.openklyph.widget.coverImage.UserCoverImageView; import com.facebook.Session; import com.facebook.SessionState; import com.google.android.vending.licensing.LicenseChecker; import com.google.android.vending.licensing.LicenseCheckerCallback; public class MainActivity extends TitledFragmentActivity implements LoginFragmentCallBack, NotificationsListener { private static final String BASE64_PUBLIC_KEY = "[KEY]"; private static final byte[] SALT = new byte[] { 105, 33, -46, 96, -12, -47, -38, 114, 19, 87, 63, -18, 41, -84, -6, 23, -74, 56, 32, -105 }; private static final String KLYPH_PRO_PLAY_STORE_URI = "https://play.google.com/store/apps/details?id=com.abewy.openklyph.pro"; private static final String MESSENGER_PLAY_STORE_URI = "https://play.google.com/store/apps/details?id=com.abewy.android.apps.openklyph.messenger"; private static final String MESSENGER_PACKAGE_NAME = "com.abewy.android.apps.openklyph.messenger"; private LicenseChecker mChecker; private LicenseCheckerCallback mLicenseCheckerCallback; // A handler on the UI thread. private Handler mHandler; private static final String FRAGMENT_TAG = "MainActivityFragment"; private DrawerLayout drawer; private ActionBarDrawerToggle drawerToggle; private List<String> classes; private Notifications notificationsFragment; private DrawerLayoutAdapter navAdapter; private Cover userCover; private String userPicUrl; private class MyLicenseCheckerCallback implements LicenseCheckerCallback { public void allow(int policyReason) { if (isFinishing()) { // Don't update UI if Activity is finishing. return; } // Should allow user access. // displayResult(getString(R.string.allow)); } public void dontAllow(int policyReason) { if (isFinishing()) { // Don't update UI if Activity is finishing. return; } // displayResult(getString(R.string.dont_allow)); // Should not allow access. In most cases, the app should assume // the user has access unless it encounters this. If it does, // the app should inform the user of their unlicensed ways // and then either shut down the app or limit the user to a // restricted set of features. // In this example, we show a dialog that takes the user to Market. // If the reason for the lack of license is that the service is // unavailable or there is another problem, we display a // retry button on the dialog and a different message. // displayDialog(policyReason == Policy.RETRY); } public void applicationError(int errorCode) { if (isFinishing()) { // Don't update UI if Activity is finishing. return; } // This is a polite way of saying the developer made a mistake // while setting up or calling the license checker library. // Please examine the error code and fix the error. // String result = String.format(getString(R.string.application_error), errorCode); // displayResult(result); } } @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); /* * if (KlyphSession.getSessionUserName() != null) * { * loggedIn = true; * setTitle(KlyphSession.getSessionUserName()); * } * else * { * if (KlyphFlags.IS_PRO_VERSION == true) * setTitle(R.string.app_pro_name); * else * setTitle(R.string.app_name); * } */ setTitle(""); if (Session.getActiveSession() == null || KlyphSession.getSessionUserId() == null || (Session.getActiveSession() != null && Session.getActiveSession().isOpened() == false)) { getActionBar().hide(); getFragmentManager().beginTransaction().add(R.id.main, new LoginFragment(), FRAGMENT_TAG).commit(); } // notificationsFragment.setHasOptionsMenu(false); adContainer = (ViewGroup) findViewById(R.id.ad); drawer = (DrawerLayout) findViewById(R.id.drawer_layout); drawer.setDrawerLockMode(DrawerLayout.LOCK_MODE_LOCKED_CLOSED); drawerToggle = new ActionBarDrawerToggle(this, drawer, AttrUtil.getResourceId(this, R.attr.drawerIcon), R.string.open, R.string.close) { @Override public void onDrawerOpened(View view) { Log.d("MainActivity.onCreate(...).new ActionBarDrawerToggle() {...}", "onDrawerOpened: "); super.onDrawerOpened(view); Fragment fragment = getFragmentManager().findFragmentByTag(FRAGMENT_TAG); if (drawer.isDrawerOpen(Gravity.RIGHT)) { // drawer.setDrawerLockMode(DrawerLayout.LOCK_MODE_LOCKED_OPEN, Gravity.RIGHT); if (notificationsFragment != null) { notificationsFragment.setHasOptionsMenu(true); notificationsFragment.onOpenPane(); } if (fragment != null) fragment.setHasOptionsMenu(false); } else if (drawer.isDrawerOpen(Gravity.LEFT)) { if (notificationsFragment != null) { notificationsFragment.setHasOptionsMenu(false); } if (fragment != null) fragment.setHasOptionsMenu(true); } invalidateOptionsMenu(); } @Override public void onDrawerClosed(View view) { super.onDrawerClosed(view); drawer.setDrawerLockMode(DrawerLayout.LOCK_MODE_UNLOCKED, Gravity.RIGHT); if (!drawer.isDrawerOpen(Gravity.RIGHT)) { if (notificationsFragment != null) notificationsFragment.setHasOptionsMenu(false); Fragment fragment = getFragmentManager().findFragmentByTag(FRAGMENT_TAG); if (fragment != null) fragment.setHasOptionsMenu(true); } invalidateOptionsMenu(); } }; drawer.setDrawerListener(drawerToggle); final List<String> labels = KlyphPreferences.getLeftDrawerMenuLabels(); classes = new ArrayList<String>(KlyphPreferences.getLeftDrawerMenuClasses()); classes.add("com.abewy.android.apps.openklyph.fragment.UserTimeline"); navAdapter = new DrawerLayoutAdapter(getActionBar().getThemedContext(), R.layout.item_drawer_layout, labels); final ListView navList = (ListView) findViewById(R.id.drawer); // Setting drawers max width int maxWidth = getResources().getDimensionPixelSize(R.dimen.max_drawer_layout_width); int w = Math.min(KlyphDevice.getDeviceWidth(), KlyphDevice.getDeviceHeight()) - getResources().getDimensionPixelSize(R.dimen.dip_64); int finalWidth = Math.min(maxWidth, w); LayoutParams params = ((View) navList.getParent()).getLayoutParams(); params.width = finalWidth; ((View) navList.getParent()).setLayoutParams(params); final View notificationContainer = findViewById(R.id.notifications_container); params = notificationContainer.getLayoutParams(); params.width = finalWidth; notificationContainer.setLayoutParams(params); // End max width navList.setFadingEdgeLength(0); navList.setVerticalFadingEdgeEnabled(false); navList.setAdapter(navAdapter); navList.setOnItemClickListener(new OnItemClickListener() { @Override public void onItemClick(AdapterView<?> parent, View view, final int pos, long id) { updateContent(pos); drawer.closeDrawer(Gravity.LEFT); } }); // Try to use more data here. ANDROID_ID is a single point of attack. // String deviceId = Secure.getString(getContentResolver(), Secure.ANDROID_ID); // Library calls this when it's done. // mLicenseCheckerCallback = new MyLicenseCheckerCallback(); // Construct the LicenseChecker with a policy. // mChecker = new LicenseChecker(this, new ServerManagedPolicy(this, new AESObfuscator(SALT, getPackageName(), deviceId)), BASE64_PUBLIC_KEY); // mChecker.checkAccess(mLicenseCheckerCallback) // Facebook HashKey if (KlyphFlags.LOG_FACEBOOK_HASH) FacebookUtil.logHash(this); // Hierarchy View Connector if (KlyphFlags.ENABLE_HIERACHY_VIEW_CONNECTOR) HierachyViewUtil.connectHierarchyView(this); } @Override public void onConfigurationChanged(Configuration newConfig) { super.onConfigurationChanged(newConfig); drawerToggle.onConfigurationChanged(newConfig); } public boolean onCreateOptionsMenu(Menu menu) { if (notificationsFragment != null && menu.findItem(R.id.menu_notifications) == null) { final MenuItem notificationItem = menu.add(Menu.NONE, R.id.menu_notifications, 2, R.string.menu_notifications); notificationItem.setShowAsAction(MenuItem.SHOW_AS_ACTION_ALWAYS); notificationItem.setActionView(R.layout.actionbar_item_notifications); final TextView notificationTextView = (TextView) notificationItem.getActionView() .findViewById(R.id.textView); int count = notificationsFragment.getUnreadCount(); notificationTextView.setText(String.valueOf(count)); if (count > 0) { notificationTextView .setBackgroundResource(AttrUtil.getResourceId(this, R.attr.notificationsItemBackground)); } else { notificationTextView.setBackgroundResource(R.drawable.notifications_read_background); } notificationItem.getActionView().setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { onOptionsItemSelected(notificationItem); } }); } if (!KlyphFlags.IS_PRO_VERSION && menu.findItem(R.id.menu_buy_pro) == null) { menu.add(Menu.NONE, R.id.menu_buy_pro, 2, R.string.menu_buy_pro) .setShowAsAction(MenuItem.SHOW_AS_ACTION_NEVER); } if (menu.findItem(R.id.menu_faq) == null) { menu.add(Menu.NONE, R.id.menu_faq, Menu.NONE, R.string.menu_faq) .setShowAsAction(MenuItem.SHOW_AS_ACTION_NEVER); } return super.onCreateOptionsMenu(menu); } @Override public boolean onKeyUp(int keyCode, KeyEvent event) { return super.onKeyUp(keyCode, event); } @Override public void onBackPressed() { if (drawer.isDrawerOpen(Gravity.RIGHT)) { drawer.setDrawerLockMode(DrawerLayout.LOCK_MODE_UNLOCKED, Gravity.RIGHT); drawer.closeDrawer(Gravity.RIGHT); } else { super.onBackPressed(); } } // ___ Facebook login management ___________________________________________ ViewGroup adContainer; private boolean sessionInitalized = false; private boolean loggedIn = false; @Override protected void onSessionStateChange(Session session, SessionState state, Exception exception) { Log.d("MainActivity", "onSessionStateChange"); super.onSessionStateChange(session, state, exception); updateView(); } @Override public void onUserInfoFetched(User user) { KlyphSession.setSessionUser(user); setTitle(user.getName()); String birthday = user.getBirthday(); if (birthday != null && birthday.length() == 10) { String[] parts = birthday.split("/"); if (parts.length == 3) { @SuppressWarnings("deprecation") long date = new Date(Integer.valueOf(parts[2]), Integer.valueOf(parts[0]), Integer.valueOf(parts[1])).getTime(); BannerAdManager.setTargetingBirthday(date); } } if (!sessionInitalized) { endInit(); } loggedIn = true; } private void updateView() { Session session = Session.getActiveSession(); if (session.isOpened()) { if (sessionInitalized == false && KlyphSession.getSessionUserId() != null) { endInit(); } } } private void endInit() { if (sessionInitalized == false) { if (KlyphFlags.LOG_ACCESS_TOKEN) Log.d("MainActivity", Session.getActiveSession().getAccessToken()); // setTitle(KlyphSession.getSessionUserName()); // If just logged in and notifications enabled, then start the // service if (loggedIn == false) { KlyphService.startSelectedServices(); } final TextView tv = (TextView) findViewById(R.id.user_name); tv.setText(KlyphSession.getSessionUserName()); final View timelineView = findViewById(R.id.profile); timelineView.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { updateContent(classes.size() - 1); drawer.closeDrawer(Gravity.LEFT); } }); if (KlyphPreferences.areBannerAdsEnabled()) { enableAds(true); } getActionBar().show(); loadData(); } } private void loadData() { if (!isFinishing()) { // Let the Application class that the first launch is complete // So next time, don't display the fullscreen ad KlyphApplication.getInstance().launchComplete(); // Load other stuff notificationsFragment = new Notifications(); getFragmentManager().beginTransaction() .replace(R.id.notifications_container, notificationsFragment, "NotificationsFragment") .commitAllowingStateLoss(); getFragmentManager().invalidateOptionsMenu(); getActionBar().setDisplayHomeAsUpEnabled(true); getActionBar().setHomeButtonEnabled(true); if (getIntent().getBooleanExtra(KlyphBundleExtras.SHOW_BIRTHDAYS, false) == true) { // Show birthdays fragment updateContent(9); } else { // Show newsfeed0 fragment updateContent(0); } drawer.setDrawerLockMode(DrawerLayout.LOCK_MODE_UNLOCKED); getUser(); sessionInitalized = true; if (getIntent().getBooleanExtra(KlyphBundleExtras.SHOW_NOTIFICATION_MENU, false) == true) { drawer.openDrawer(Gravity.RIGHT); notificationsFragment.setHasOptionsMenu(true); ((Fragment) previousFragment).setHasOptionsMenu(false); invalidateOptionsMenu(); } } } private void getUser() { new AsyncRequest(Query.USER, KlyphSession.getSessionUserId(), "", new AsyncRequest.Callback() { @Override public void onComplete(Response response) { onGetUserComplete(response); } }).execute(); } private void onGetUserComplete(final Response response) { runOnUiThread(new Runnable() { @Override public void run() { if (response.getError() == null) { onRequestSuccess(response.getGraphObjectList()); } else { onRequestError(response.getError()); } } }); } private void onRequestSuccess(List<GraphObject> result) { if (result.size() > 0) { User user = (User) result.get(0); userCover = user.getPic_cover(); userPicUrl = user.getPic(); refreshUserPics(); } } private void refreshUserPics() { ProfileImageView picView = (ProfileImageView) findViewById(R.id.user_profile_picture); ImageView coverView = (ImageView) findViewById(R.id.user_cover_picture); picView.disableBorder(); ImageLoader.display(picView, userPicUrl, KlyphUtil.getProfilePlaceHolder(picView.getContext())); String userCoverUrl = userCover != null ? userCover.getSource() : null; if (userCoverUrl != null && userCoverUrl.length() > 0) { UserCoverImageView userCoverImageView = (UserCoverImageView) coverView; userCoverImageView.setOffset(userCover.getOffset_y()); ImageLoader.display(coverView, userCoverUrl, R.drawable.picture_place_holder_square_dark); } else { coverView.setImageResource(R.drawable.picture_place_holder_square_dark); } } private void onRequestError(RequestError error) { Log.d("LoginFragment", "onRequestError"); } private int oldSelection = -1; private IKlyphFragment previousFragment; private void updateContent(int selection) { if (selection != oldSelection) { Bundle bundle = new Bundle(); bundle.putString(KlyphBundleExtras.ELEMENT_ID, KlyphSession.getSessionUserId()); String className = classes.get(selection); if (className.equals("com.abewy.android.apps.openklyph.fragment.Chat")) { PackageManager pm = getPackageManager(); try { pm.getPackageInfo(MESSENGER_PACKAGE_NAME, PackageManager.GET_ACTIVITIES); Intent intent = getPackageManager().getLaunchIntentForPackage(MESSENGER_PACKAGE_NAME); startActivity(intent); } catch (NameNotFoundException e) { Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse(MESSENGER_PLAY_STORE_URI)); intent.addFlags(Intent.FLAG_ACTIVITY_NO_HISTORY | Intent.FLAG_ACTIVITY_CLEAR_WHEN_TASK_RESET); startActivity(intent); } } else { if (selection < navAdapter.getCount()) setTitle(navAdapter.getItem(selection)); else setTitle(KlyphSession.getSessionUserName()); Fragment fragment = Fragment.instantiate(MainActivity.this, className, bundle); if (previousFragment != null) previousFragment.onSetToBack(this); FragmentTransaction tx = getFragmentManager().beginTransaction(); tx.replace(R.id.main, fragment, FRAGMENT_TAG); tx.commitAllowingStateLoss(); ((IKlyphFragment) fragment).onSetToFront(this); previousFragment = (IKlyphFragment) fragment; navAdapter.setSelectedPosition(selection); navAdapter.notifyDataSetChanged(); oldSelection = selection; if (notificationsFragment != null) notificationsFragment.setHasOptionsMenu(false); } } } @Override protected int getLayout() { return R.layout.activity_main; } @Override protected void onPostCreate(Bundle savedInstanceState) { super.onPostCreate(savedInstanceState); drawerToggle.syncState(); } @Override public boolean onOptionsItemSelected(MenuItem item) { /* * if (drawerToggle.onOptionsItemSelected(item)) * { * return true; * } */ if (item.getItemId() == android.R.id.home) { if (drawer.isDrawerOpen(Gravity.LEFT)) { drawer.closeDrawer(Gravity.LEFT); if (drawer.isDrawerOpen(Gravity.RIGHT)) drawer.closeDrawer(Gravity.RIGHT); } else { drawer.openDrawer(Gravity.LEFT); if (drawer.isDrawerOpen(Gravity.RIGHT)) drawer.closeDrawer(Gravity.RIGHT); } return true; } else if (item.getItemId() == R.id.menu_notifications) { if (drawer.isDrawerOpen(Gravity.RIGHT)) { drawer.closeDrawer(Gravity.RIGHT); if (drawer.isDrawerOpen(Gravity.LEFT)) drawer.closeDrawer(Gravity.LEFT); } else { drawer.openDrawer(Gravity.RIGHT); if (drawer.isDrawerOpen(Gravity.LEFT)) drawer.closeDrawer(Gravity.LEFT); } return true; } else if (item.getItemId() == R.id.menu_buy_pro) { Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse(KLYPH_PRO_PLAY_STORE_URI)); intent.addFlags(Intent.FLAG_ACTIVITY_NO_HISTORY | Intent.FLAG_ACTIVITY_CLEAR_WHEN_TASK_RESET); startActivity(intent); } else if (item.getItemId() == R.id.menu_logout) { AlertUtil.showAlert(this, R.string.menu_logout, R.string.logout_confirmation, R.string.ok, new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { logout(); } }, R.string.cancel, null); return true; } else if (item.getItemId() == R.id.menu_faq) { startActivity(new Intent(this, FaqActivity.class)); } return super.onOptionsItemSelected(item); } private void logout() { KlyphSession.logout(); KlyphData.reset(); if (adContainer != null) { adContainer.setVisibility(View.GONE); } getActionBar().hide(); getFragmentManager().beginTransaction().remove(notificationsFragment); notificationsFragment = null; if (KlyphFlags.IS_PRO_VERSION == true) setTitle(R.string.app_pro_name); else setTitle(R.string.app_name); sessionInitalized = false; oldSelection = -1; drawer.setDrawerLockMode(DrawerLayout.LOCK_MODE_LOCKED_CLOSED); if (notificationsFragment != null) { notificationsFragment.onLoggedOut(); notificationsFragment.reset(); } getFragmentManager().beginTransaction().replace(R.id.main, new LoginFragment(), FRAGMENT_TAG).commit(); loggedIn = false; } @Override public void onResume() { Log.d("MainActivity", "onResume"); super.onResume(); Session session = Session.getActiveSession(); if (session != null && (session.isOpened() || session.isClosed())) { onSessionStateChange(session, session.getState(), null); refreshUserPics(); } } private static class DrawerLayoutAdapter extends ArrayAdapter<String> { /* * private static int[] icons = new int[] { * R.attr.drawerNewsfeedIcon, * R.attr.drawerAlbumsIcon, * R.attr.drawerFriendsIcon, * R.attr.drawerPagesIcon, * R.attr.drawerGroupsIcon, * R.attr.drawerEventsIcon, * R.attr.drawerFollowedIcon, * R.attr.drawerBirthdaysIcon, * R.attr.drawerSearchIcon }; */ private int selectedPosition = 0; public DrawerLayoutAdapter(Context context, int textViewResourceId, String[] objects) { super(context, textViewResourceId, objects); } public DrawerLayoutAdapter(Context context, int textViewResourceId, List<String> objects) { super(context, textViewResourceId, objects); } public DrawerLayoutAdapter(Context context, int resource, int textViewResourceId, String[] objects) { super(context, resource, textViewResourceId, objects); } public DrawerLayoutAdapter(Context context, int resource, int textViewResourceId, List<String> objects) { super(context, resource, textViewResourceId, objects); } public DrawerLayoutAdapter(Context context, int resource, int textViewResourceId) { super(context, resource, textViewResourceId); } public DrawerLayoutAdapter(Context context, int textViewResourceId) { super(context, textViewResourceId); } public void setSelectedPosition(int position) { selectedPosition = position; } @Override public View getView(int position, View convertView, ViewGroup parent) { if (convertView == null) { LayoutInflater inflater = (LayoutInflater) getContext().getSystemService(LAYOUT_INFLATER_SERVICE); convertView = inflater.inflate(R.layout.item_drawer_layout, parent, false); } // convertView.setBackgroundColor(position == selectedPosition ? 0x33000000 : 0x00000000); // ImageView imageView = (ImageView) convertView.findViewById(R.id.picture); // imageView.setImageResource(AttrUtil.getResourceId(getContext(), icons[position])); // imageView.setAlpha(position == selectedPosition ? 255 : 226); TextView textView = (TextView) convertView.findViewById(R.id.primary_text); textView.setText(getItem(position)); View border = convertView.findViewById(R.id.border); border.setVisibility(position == selectedPosition ? View.VISIBLE : View.INVISIBLE); return convertView; } } @Override public void onNewNotifications() { invalidateOptionsMenu(); } @Override public void onDestroy() { super.onDestroy(); // mChecker.onDestroy(); drawer = null; drawerToggle = null; notificationsFragment = null; navAdapter = null; } }