public void OnCrimeUpdated()
{
Android.Support.V4.App.FragmentManager fm = SupportFragmentManager;
CrimeListFragment listFragment = (CrimeListFragment)fm.FindFragmentById(Resource.Id.fragmentContainer);
listFragment.UpdateUI();
}
public void OnCrimeSelected(Crime crime)
{
if (FindViewById(Resource.Id.detailFragmentContainter) == null)
{
// Start an instance of CrimePagerActivity
Intent i = new Intent(this, typeof(CrimePagerActivity));
i.PutExtra(CrimeFragment.EXTRA_CRIME_ID, crime.Id);
StartActivity(i);
}
else
{
Android.Support.V4.App.FragmentManager fm = SupportFragmentManager;
Android.Support.V4.App.FragmentTransaction ft = fm.BeginTransaction();
Android.Support.V4.App.Fragment oldDetail = fm.FindFragmentById(Resource.Id.detailFragmentContainter);
Android.Support.V4.App.Fragment newDetail = CrimeFragment.NewInstance(crime.Id);
if (oldDetail != null)
{
ft.Remove(oldDetail);
}
ft.Add(Resource.Id.detailFragmentContainter, newDetail);
ft.Commit();
}
}
//Set map
private void SetUpMap()
{
if (mMap == null)
{
FragmentManager.FindFragmentById <MapFragment>(Resource.Id.map).GetMapAsync(this);
}
}
public void RemoveDetailView()
{
if (FindViewById(Resource.Id.detailFragmentContainter) != null)
{
Android.Support.V4.App.FragmentManager fm = SupportFragmentManager;
Android.Support.V4.App.FragmentTransaction ft = fm.BeginTransaction();
Android.Support.V4.App.Fragment oldDetail = fm.FindFragmentById(Resource.Id.detailFragmentContainter);
if (oldDetail != null)
{
ft.Remove(oldDetail);
}
ft.Commit();
}
}
protected override void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
SetContentView(Resource.Layout.activity_sessions);
Intent intent = new Intent();
intent.SetData(ScheduleContract.Tracks.CONTENT_URI);
intent.PutExtra(TracksFragment.EXTRA_NEXT_TYPE, TracksFragment.NEXT_TYPE_SESSIONS);
FragmentManager fm = SupportFragmentManager;
mTracksDropdownFragment = (TracksDropdownFragment)fm.FindFragmentById(Resource.Id.fragment_tracks_dropdown);
mTracksDropdownFragment.ReloadFromArguments(IntentToFragmentArguments(intent));
}
///<inheritdoc/>
protected override void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
SetContentView(Resource.Layout.AbstractFragmentActivityLayout);
SetSupportActionBar(FindViewById <Toolbar>(Resource.Id.questCreateToolbar));
FragmentManager manager = SupportFragmentManager;
Fragment fragment = manager.FindFragmentById(Resource.Id.fragmentContainerId);
if (fragment == null)
{
manager.
BeginTransaction().
Add(Resource.Id.fragmentContainerId, CreateFragment()).
Commit();
}
}
public override View OnCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState)
{
var pager = new ViewPager(inflater.Context)
{
Id = 0x34532,
Adapter = new MonkeyPageAdapter(ChildFragmentManager),
};
pager.PageSelected += async(sender, e) => {
var map = (SupportMapFragment)FragmentManager.FindFragmentById(Resource.Id.map);
var monkeyName = ((MonkeyPageAdapter)pager.Adapter).GetMonkeyAtPosition(e.Position);
var location = await WikipediaApi.FetchHabitatLocation(monkeyName);
var latLng = new Android.Gms.Maps.Model.LatLng(location.Item1, location.Item2);
map.Map.AnimateCamera(CameraUpdateFactory.NewLatLng(latLng), 250, null);
if (existingMarker != null)
{
existingMarker.Remove();
}
existingMarker = map.Map.AddMarker(new MarkerOptions().SetPosition(latLng));
};
return(pager);
}
public bool SetContent(object view, object content)
{
var targetView = view as ViewGroup;
if (targetView == null)
{
return(false);
}
if (content == null)
{
FragmentManager fragmentManager = targetView.GetFragmentManager();
Fragment oldFragment = fragmentManager?.FindFragmentById(targetView.Id);
if (oldFragment != null && !fragmentManager.IsDestroyed)
{
BeginTransaction(fragmentManager, targetView, null)
.Remove(oldFragment)
.CommitAllowingStateLoss();
fragmentManager.ExecutePendingTransactions();
return(true);
}
return(false);
}
var fragment = content as Fragment;
if (fragment == null)
{
return(false);
}
AndroidToolkitExtensions.ValidateViewIdFragment(targetView, fragment);
FragmentManager manager = targetView.GetFragmentManager();
if (manager == null)
{
return(false);
}
FragmentTransaction transaction = BeginTransaction(manager, targetView, fragment);
var addToBackStack = targetView.GetBindingMemberValue(AttachedMembers.ViewGroup.AddToBackStack);
if (addToBackStack && fragment.Arguments != null)
{
addToBackStack = !fragment.Arguments.GetBoolean(AddedToBackStackKey);
}
if (fragment.IsDetached)
{
transaction.Attach(fragment);
}
else
{
if (addToBackStack)
{
if (fragment.Arguments == null)
{
fragment.Arguments = new Bundle();
}
fragment.Arguments.PutBoolean(AddedToBackStackKey, true);
}
transaction.Replace(targetView.Id, fragment);
}
if (addToBackStack)
{
transaction.AddToBackStack(null);
}
transaction.Commit();
manager.ExecutePendingTransactions();
return(true);
}