private void OnPanelClick(object sender, EventArgs e)
{
View view = sender as View;
if (view == null && e != null && e is RecyclerClickEventArgs)
{
view = (e as RecyclerClickEventArgs).View;
}
if (view != null && view.Enabled && view.Tag is LocationData locData)
{
if (locData.Equals(Settings.HomeData))
{
// Pop all since we're going home
AppCompatActivity.SupportFragmentManager
.PopBackStack(null, (int)Android.App.PopBackStackFlags.Inclusive);
}
else
{
// Navigate to WeatherNowFragment
Fragment fragment = WeatherNowFragment.NewInstance(locData);
AppCompatActivity.SupportFragmentManager.BeginTransaction()
.Add(Resource.Id.fragment_container, fragment, null)
.Hide(this)
.AddToBackStack(null)
.Commit();
}
}
}
/**
* Use this factory method to create a new instance of
* this fragment using the provided parameters.
*
* @param query Weather query.
* @param index Location index.
* @return A new instance of fragment WeatherNowFragment.
*/
public static WeatherNowFragment NewInstance(LocationData data)
{
var fragment = new WeatherNowFragment();
if (data != null)
{
var args = new Bundle();
args.PutString("data", data.ToJson());
fragment.Arguments = args;
}
return(fragment);
}
protected override void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
SetContentView(Resource.Layout.activity_main);
// Create your application here
Toolbar toolbar = FindViewById <Toolbar>(Resource.Id.toolbar);
SetSupportActionBar(toolbar);
DrawerLayout drawer = FindViewById <DrawerLayout>(Resource.Id.drawer_layout);
Android.Support.V7.App.ActionBarDrawerToggle toggle = new Android.Support.V7.App.ActionBarDrawerToggle(
this, drawer, toolbar, Resource.String.navigation_drawer_open, Resource.String.navigation_drawer_close);
drawer.AddDrawerListener(toggle);
toggle.SyncState();
NavigationView navigationView = FindViewById <NavigationView>(Resource.Id.nav_view);
navigationView.SetNavigationItemSelectedListener(this);
// Back stack listener
SupportFragmentManager.BackStackChanged += delegate { RefreshNavViewCheckedItem(); };
Fragment fragment = SupportFragmentManager.FindFragmentById(Resource.Id.fragment_container);
// Alerts
if (WeatherWidgetService.ACTION_SHOWALERTS.Equals(Intent?.Action))
{
Fragment newFragment = WeatherNowFragment.NewInstance(Intent.Extras);
if (fragment == null)
{
fragment = newFragment;
// Navigate to WeatherNowFragment
// Make sure we exit if location is not home
SupportFragmentManager.BeginTransaction()
.Replace(Resource.Id.fragment_container, fragment, "notification")
.Commit();
}
else
{
// Navigate to WeatherNowFragment
// Make sure we exit if location is not home
SupportFragmentManager.BeginTransaction()
.Add(Resource.Id.fragment_container, newFragment)
.AddToBackStack(null)
.Commit();
}
}
// Check if fragment exists
if (fragment == null)
{
if (Intent.HasExtra("data"))
{
fragment = WeatherNowFragment.NewInstance(Intent.Extras);
}
else
{
fragment = new WeatherNowFragment();
}
// Navigate to WeatherNowFragment
SupportFragmentManager.BeginTransaction()
.Replace(Resource.Id.fragment_container, fragment, "home")
.Commit();
}
if ((bool)Intent?.HasExtra("shortcut-data"))
{
using (var jsonTextReader = new Newtonsoft.Json.JsonTextReader(
new System.IO.StringReader(Intent.GetStringExtra("shortcut-data"))))
{
var locData = LocationData.FromJson(jsonTextReader);
// Navigate to WeatherNowFragment
Fragment newFragment = WeatherNowFragment.NewInstance(locData);
SupportFragmentManager.BeginTransaction()
.Replace(Resource.Id.fragment_container, newFragment, "shortcut")
.Commit();
// Disable navigation
toggle.DrawerIndicatorEnabled = false;
drawer.SetDrawerLockMode(DrawerLayout.LockModeLockedClosed);
}
}
navigationView.SetCheckedItem(Resource.Id.nav_weathernow);
Task.Run(Shortcuts.ShortcutCreator.UpdateShortcuts);
}
public bool OnNavigationItemSelected(IMenuItem item)
{
// Handle navigation view item clicks here.
int id = item.ItemId;
DrawerLayout drawer = FindViewById <DrawerLayout>(Resource.Id.drawer_layout);
FragmentTransaction transaction = SupportFragmentManager.BeginTransaction();
Fragment fragment = null;
if (id == Resource.Id.nav_weathernow)
{
fragment = new WeatherNowFragment();
}
else if (id == Resource.Id.nav_locations)
{
fragment = new LocationsFragment();
}
else if (id == Resource.Id.nav_settings)
{
StartActivity(new Intent(this, typeof(SettingsActivity)));
drawer.CloseDrawer(GravityCompat.Start);
return(false);
}
if (fragment != null)
{
if (fragment.Class != SupportFragmentManager.FindFragmentById(Resource.Id.fragment_container).Class)
{
if (fragment is WeatherNowFragment)
{
// Pop all since we're going home
fragment = null;
transaction.Commit();
SupportFragmentManager.PopBackStackImmediate(null, (int)Android.App.PopBackStackFlags.Inclusive);
}
else if (fragment is LocationsFragment)
{
Fragment current = SupportFragmentManager.FindFragmentById(Resource.Id.fragment_container);
if (current is WeatherNowFragment)
{
// Hide home frag
if (current.Tag == "home")
{
transaction.Hide(current);
}
else
{
// Destroy lingering WNow frag
SupportFragmentManager.BeginTransaction()
.Remove(current)
.Commit();
current.OnDestroy();
current = null;
SupportFragmentManager.PopBackStack();
}
}
if (SupportFragmentManager.FindFragmentByTag("locations") != null)
{
// Pop all frags if LocFrag in backstack
fragment = null;
transaction.Commit();
}
else
{
// Add LocFrag if not in backstack
// Commit the transaction
transaction
.Add(Resource.Id.fragment_container, fragment, "locations")
.AddToBackStack(null)
.Commit();
}
}
}
}
drawer.CloseDrawer(GravityCompat.Start);
return(true);
}