/**
* base on Toolbar get the TitleView by reflect way
*
* @param obj Toolbar
* @return the title text view in Toolbar
*/
public static TextView getTitleViewInToolbar(Toolbar obj) {
TextView textView = null;
try {
Field title = obj.getClass().getDeclaredField("mTitleTextView");
title.setAccessible(true);
textView = (TextView) title.get(obj);
} catch (NoSuchFieldException e) {
e.printStackTrace();
} catch (IllegalAccessException e) {
e.printStackTrace();
}
return textView;
}
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
setSupportActionBar(toolbar);
// how to adjust the height of toolbar
// http://stackoverflow.com/questions/17439683/how-to-change-action-bar-size
// zsmth_actionbar_size @ dimen ==> ThemeOverlay.ActionBar @ styles ==> theme @ app_bar_main.xml
// init floating action button & circular action menu
FloatingActionButton fab = (FloatingActionButton) findViewById(R.id.fab);
initCircularActionMenu(fab);
mDrawer = (DrawerLayout) findViewById(R.id.drawer_layout);
mToggle =
new ActionBarDrawerToggle(
this,
mDrawer,
toolbar,
R.string.navigation_drawer_open,
R.string.navigation_drawer_close);
mDrawer.addDrawerListener(mToggle);
mToggle.syncState();
mNavigationView = (NavigationView) findViewById(R.id.nav_view);
mNavigationView.setNavigationItemSelectedListener(this);
mNavigationView.setCheckedItem(R.id.nav_guidance);
// http://stackoverflow.com/questions/33161345/android-support-v23-1-0-update-breaks-navigationview-get-find-header
View headerView = mNavigationView.getHeaderView(0);
mAvatar = (WrapContentDraweeView) headerView.findViewById(R.id.nav_user_avatar);
mAvatar.setOnClickListener(this);
mUsername = (TextView) headerView.findViewById(R.id.nav_user_name);
mUsername.setOnClickListener(this);
// http://stackoverflow.com/questions/27097126/marquee-title-in-toolbar-actionbar-in-android-with-lollipop-sdk
TextView titleTextView = null;
try {
Field f = toolbar.getClass().getDeclaredField("mTitleTextView");
f.setAccessible(true);
titleTextView = (TextView) f.get(toolbar);
titleTextView.setEllipsize(TextUtils.TruncateAt.START);
} catch (NoSuchFieldException e) {
} catch (IllegalAccessException e) {
}
// init all fragments
initFragments();
FragmentManager fm = getSupportFragmentManager();
if (Settings.getInstance().isLaunchHotTopic()) {
fm.beginTransaction().replace(R.id.content_frame, hotTopicFragment).commit();
} else {
fm.beginTransaction().replace(R.id.content_frame, favoriteBoardFragment).commit();
}
getSupportFragmentManager()
.addOnBackStackChangedListener(
new FragmentManager.OnBackStackChangedListener() {
public void onBackStackChanged() {
// Enable Up button only if there are entries in the back stack
boolean canback = getSupportFragmentManager().getBackStackEntryCount() > 0;
if (canback) {
mToggle.setDrawerIndicatorEnabled(false);
getSupportActionBar().setDisplayShowHomeEnabled(true);
getSupportActionBar().setHomeButtonEnabled(true);
getSupportActionBar().setDisplayHomeAsUpEnabled(true);
} else {
getSupportActionBar().setDisplayHomeAsUpEnabled(false);
mToggle.setDrawerIndicatorEnabled(true);
mDrawer.addDrawerListener(mToggle);
}
}
});
// start service to maintain user status
setupUserStatusReceiver();
updateUserStatusNow();
UpdateNavigationViewHeader();
// schedule the periodical run
MaintainUserStatusService.schedule(MainActivity.this, mReceiver);
if (Settings.getInstance().isFirstRun()) {
// show info dialog after 5 seconds for the first run
final Handler handler = new Handler();
handler.postDelayed(
new Runnable() {
@Override
public void run() {
showInfoDialog();
}
},
2000);
}
}