private static void OnTabChanged(Action <TabHostItemsSourceGenerator, object, object, bool, bool> baseAction, TabHostItemsSourceGenerator generator, object oldValue, object newValue, bool clearOldValue, bool setNewValue)
{
FragmentManager fragmentManager = null;
FragmentTransaction ft = null;
if (clearOldValue)
{
var fragment = oldValue as Fragment;
if (fragment == null)
{
baseAction(generator, oldValue, newValue, true, false);
}
else if (fragment.IsAlive())
{
fragmentManager = generator.TabHost.GetFragmentManager();
if (fragmentManager != null)
{
ft = fragmentManager.BeginTransaction().Detach(fragment);
}
}
}
if (setNewValue)
{
var fragment = newValue as Fragment;
if (fragment == null)
{
baseAction(generator, oldValue, newValue, false, true);
}
else
{
if (ft == null)
{
fragmentManager = generator.TabHost.GetFragmentManager();
if (fragmentManager != null)
{
ft = fragmentManager.BeginTransaction();
}
}
if (ft != null)
{
ft = fragment.IsDetached
? ft.Attach(fragment)
: ft.Replace(generator.TabHost.TabContentView.Id, fragment);
}
}
}
if (ft != null)
{
ft.CommitAllowingStateLoss();
}
if (fragmentManager != null)
{
fragmentManager.ExecutePendingTransactions();
}
}
public override Object InstantiateItem(ViewGroup container, int position)
{
if (ItemsSource == null)
{
return(null);
}
var item = GetRawItem(position);
if (item == null)
{
return new TextView(container.Context)
{
Text = "(null)"
}
}
;
var viewModel = item as IViewModel;
if (viewModel != null)
{
viewModel.Settings.Metadata.AddOrUpdate(ViewModelConstants.StateNotNeeded, true);
}
var view = ServiceProvider.AttachedValueProvider.GetOrAdd(item, ContentPath,
(o, o1) => (Object)PlatformExtensions.GetContentView(container, container.Context, o,
_itemTemplateProvider.GetTemplateId(), _itemTemplateProvider.GetDataTemplateSelector()), null);
var fragment = view as Fragment;
if (fragment == null)
{
container.AddView((View)view);
}
else
{
if (_currentTransaction == null)
{
_currentTransaction = _fragmentManager.BeginTransaction();
}
if (fragment.IsDetached)
{
_currentTransaction.Attach(fragment);
}
else if (!fragment.IsAdded)
{
_currentTransaction.Add(container.Id, fragment);
}
if (fragment != _currentPrimaryItem)
{
fragment.SetMenuVisibility(false);
fragment.UserVisibleHint = false;
}
}
return(view);
}
public void SwitchHome()
{
FragmentTransaction transaction = fm.BeginTransaction();
if (homeFragment == null)
{
homeFragment = new HomeFragment();
transaction.Add(Resource.Id.frameContent, homeFragment).Commit();
}
else
{
transaction.Show(homeFragment).Commit();
}
}
public void SwitchDailys()
{
FragmentTransaction transaction = fm.BeginTransaction();
if (dailysFragment == null)
{
dailysFragment = new DailysFragment();
transaction.Add(Resource.Id.frameContent, dailysFragment).Commit();
}
else
{
transaction.Show(dailysFragment).Commit();
}
toolbar.Title = Resources.GetString(Resource.String.daily);
}
protected override void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
SetContentView(Resource.Layout.activity_map);
mFragmentManager = SupportFragmentManager;
mFragmentManager.AddOnBackStackChangedListener(this);
mFragmentBreadCrumbs = FindViewById <FragmentBreadCrumbs>(Resource.Id.breadcrumbs);
mFragmentBreadCrumbs.SetActivity(this);
mMapFragment = (MapFragment)mFragmentManager.FindFragmentByTag("map");
if (mMapFragment == null)
{
mMapFragment = new MapFragment();
mMapFragment.Arguments = IntentToFragmentArguments(Intent);
mFragmentManager.BeginTransaction()
.Add(Resource.Id.fragment_container_map, mMapFragment, "map")
.Commit();
}
FindViewById <ImageButton>(Resource.Id.close_button).Click += (sender, e) => {
ClearBackStack(SupportFragmentManager);
};
UpdateBreadCrumb();
}
protected override void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
SetContentView(Resource.Layout.MainLayout);
SupportToolbar toolBar = FindViewById <SupportToolbar>(Resource.Id.toolBar);
SetSupportActionBar(toolBar);
SupportActionBar actionBar = SupportActionBar;
var fragmentTransaction = SupportFragmentManager.BeginTransaction();
fragmentTransaction.Add(Resource.Id.fragmentContainer, new UserListFragment());
fragmentTransaction.Commit();
fab = FindViewById <FloatingActionButton>(Resource.Id.fab);
fab.Click += (sender, e) =>
{
//SupportFragment myFragment = SupportFragmentManager.FindFragmentByTag("SingleUser");
if (AppData.singleUserPosition != -1) // Is -1 if on ListUserFragment
{
DeleteUser();
}
else
{
var fragmentTransactionFab = SupportFragmentManager.BeginTransaction();
fragmentTransactionFab.Replace(Resource.Id.fragmentContainer, new CreateNewUserFragment());
fragmentTransactionFab.AddToBackStack(null);
fragmentTransactionFab.Commit();
}
};
}
protected override void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
SetContentView(Resource.Layout.activity_map);
mFragmentManager = SupportFragmentManager;
mFragmentManager.AddOnBackStackChangedListener(this);
mFragmentBreadCrumbs = FindViewById<FragmentBreadCrumbs>(Resource.Id.breadcrumbs);
mFragmentBreadCrumbs.SetActivity(this);
mMapFragment = (MapFragment)mFragmentManager.FindFragmentByTag("map");
if (mMapFragment == null) {
mMapFragment = new MapFragment();
mMapFragment.Arguments = IntentToFragmentArguments(Intent);
mFragmentManager.BeginTransaction()
.Add(Resource.Id.fragment_container_map, mMapFragment, "map")
.Commit();
}
FindViewById<ImageButton>(Resource.Id.close_button).Click += (sender, e) => {
ClearBackStack(SupportFragmentManager);
};
UpdateBreadCrumb();
}
/**
* Build and add "sessions" tab.
*/
private void SetupSessionsTab()
{
// TODO: this is very inefficient and messy, clean it up
FrameLayout fragmentContainer = new FrameLayout(this);
fragmentContainer.Id = Resource.Id.fragment_sessions;
fragmentContainer.LayoutParameters = new ViewGroup.LayoutParams(ViewGroup.LayoutParams.FillParent, ViewGroup.LayoutParams.FillParent);
FindViewById <ViewGroup> (Android.Resource.Id.TabContent).AddView(fragmentContainer);
FragmentManager fm = SupportFragmentManager;
mSessionsFragment = (SessionsFragment)fm.FindFragmentByTag("sessions");
if (mSessionsFragment == null)
{
mSessionsFragment = new SessionsFragment();
mSessionsFragment.Arguments = GetSessionsFragmentArguments();
fm.BeginTransaction()
.Add(Resource.Id.fragment_sessions, mSessionsFragment, "sessions")
.Commit();
}
else
{
mSessionsFragment.ReloadFromArguments(GetSessionsFragmentArguments());
}
// Sessions content comes from reused activity
mTabHost.AddTab(mTabHost.NewTabSpec(TAG_SESSIONS)
.SetIndicator(BuildIndicator(Resource.String.starred_sessions))
.SetContent(Resource.Id.fragment_sessions));
}
/// <summary>
/// Handle the left navigation bar clicks over here
/// </summary>
private void ListviewAssistant_ItemClick(object sender, AdapterView.ItemClickEventArgs e)
{
switch (e.Position)
{
case 0:
// MainFragment.Switch(SupportFragmentManager.BeginTransaction(), "FragHome");
MainFragment.Replace(new FragHome(), SupportFragmentManager.BeginTransaction());
break;
case 1:
// MainFragment.Switch(SupportFragmentManager.BeginTransaction(), "FragProfile");
MainFragment.Replace(new FragProfile(), SupportFragmentManager.BeginTransaction());
break;
case 2:
// MainFragment.Switch(SupportFragmentManager.BeginTransaction(), "FragModule");
MainFragment.Replace(new FragModule(), SupportFragmentManager.BeginTransaction());
break;
case 3:
// MainFragment.Switch(SupportFragmentManager.BeginTransaction(), "FragSettings");
MainFragment.Replace(new FragSettings(), SupportFragmentManager.BeginTransaction());
break;
case 4:
// MainFragment.Switch(SupportFragmentManager.BeginTransaction(), "FragAbout");
MainFragment.Replace(new FragAbout(), SupportFragmentManager.BeginTransaction());
break;
}
// (done) close drawer toggle when a list item is clicked
mDrawerLayout.CloseDrawers();
}
private void DetachStackedFragments()
{
try
{
Stack <Fragment> stack = ((MainLibraryActivity)Activity).stacks[(int)LibraryMode];
FragmentManager manager = Activity.SupportFragmentManager;
FragmentTransaction transaction = manager.BeginTransaction();
transaction.SetTransition((int)FragmentTransit.FragmentFade);
if (stack != null)
{
foreach (Fragment f in stack)
{
transaction.Detach(f);
}
}
transaction.Commit();
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
}
private void BtnEditProfile_Click(object sender, System.EventArgs e)
{
Android.Support.V4.App.Fragment editProfile = new EditProfile();
Android.Support.V4.App.FragmentManager fragmentManager = SupportFragmentManager;
fragmentManager.BeginTransaction().Replace(Resource.Id.content_frame, editProfile, "editProfile").AddToBackStack("EditProfile").Commit();
drawerLayout.CloseDrawers();
}
public static void AddSupportFragment(Android.Support.V4.App.FragmentManager fragmentManager, Android.Support.V4.App.Fragment fragment, int containerId, string tag)
{
var transaction = fragmentManager.BeginTransaction();
transaction.Add(containerId, fragment, tag);
transaction.Commit();
}
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();
}
}
protected override void OnCreateActivity(Bundle state)
{
base.OnCreateActivity(state);
SetContentView(Resource.Layout.ProjectListActivityLayout);
// Check if fragment is still in Fragment manager.
var fragment = FragmentManager.FindFragmentByTag(fragmentTag);
if (fragment == null)
{
var extras = Intent.Extras;
if (extras == null)
{
Finish();
}
var extraGuids = extras.GetStringArrayList(ExtraTimeEntriesIds);
fragment = ProjectListFragment.NewInstance(extraGuids);
FragmentManager.BeginTransaction()
.Add(Resource.Id.ProjectListActivityLayout, fragment, fragmentTag)
.Commit();
}
else
{
FragmentManager.BeginTransaction()
.Attach(fragment)
.Commit();
}
}
protected override void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
ViewModelLocator.Init(new IModule[] { new DIModulesDROID() });
// Set our view from the "main" layout resource
SetContentView(Resource.Layout.Main);
SupportV4.App.FragmentManager fragMgr = this.SupportFragmentManager;
var xact = fragMgr.BeginTransaction();
if (null == fragMgr.FindFragmentByTag(_FRAG1_TAG))
{
var fragment = new MyFragment();
xact.Add(Android.Resource.Id.Content, fragment, _FRAG1_TAG);
}
xact.CommitAllowingStateLoss();
var toolbar = FindViewById <Android.Support.V7.Widget.Toolbar>(Resource.Id.tasksToolbar);
//Toolbar will now take on default Action Bar characteristics
//SetActionBar (toolbar);
SetSupportActionBar(toolbar);
//SetUpMap();
}
private void Adapter_ItemClick(object sender, int e)
{
var monkey = monkeysViewModel.Monkeys[e];
monkeyDetailFragment = new MonkeyDetailFragment(monkey);
fragmentManager.BeginTransaction().Replace(Resource.Id.main_container, monkeyDetailFragment).AddToBackStack(monkey.Name).Commit();
}
void RemovePage(Page page)
{
Fragment fragment = GetPageFragment(page);
if (fragment == null)
{
return;
}
#if DEBUG
// Enables logging of moveToState operations to logcat
FragmentManager.EnableDebugLogging(true);
#endif
// Go ahead and take care of the fragment bookkeeping for the page being removed
FragmentTransaction transaction = FragmentManager.BeginTransaction();
transaction.DisallowAddToBackStack();
transaction.Remove(fragment);
transaction.CommitAllowingStateLoss();
// And remove the fragment from our own stack
_fragmentStack.Remove(fragment);
Device.StartTimer(TimeSpan.FromMilliseconds(10), () =>
{
UpdateToolbar();
return(false);
});
}
public static void Start(FragmentManager mgr, string email, RegisterUserViewModel vm)
{
// Find old fragment to replace
var frag = mgr.FindFragmentByTag("google_auth");
if (frag != null)
{
var authFrag = frag as GoogleAuthFragment;
if (authFrag != null && authFrag.IsAuthenticating)
{
// Authentication going on still, do nothing.
return;
}
}
viewModel = vm;
var tx = mgr.BeginTransaction();
if (frag != null)
{
tx.Remove(frag);
}
tx.Add(new GoogleAuthFragment(email), "google_auth");
tx.Commit();
}
private void nav_NavigationItemSelected(object sender, NavigationEventArgs args)
{
var containerResId = Resource.Id.fragment_container;
var transaction = SupportFragmentManager.BeginTransaction();
transaction.SetTransition((int)SupportFragmentTransaction.TransitFragmentOpen);
if (args.NavItemPosition == NavigationDestination.List)
{
list_fragment = list_fragment ?? new SampleListFragment();
list_fragment.FastScrollEnabled = false;
transaction.Replace(containerResId, list_fragment);
}
else if (args.NavItemPosition == NavigationDestination.Grid)
{
grid_fragment = grid_fragment ?? new GridFragment();
transaction.Replace(containerResId, grid_fragment);
}
else if (args.NavItemPosition == NavigationDestination.ScrollView)
{
image_fragment = new ImageFragment(Resource.Drawable.android_flavors);
transaction.Replace(containerResId, image_fragment);
}
else if (args.NavItemPosition == NavigationDestination.ListFastScroll)
{
list_fragment = list_fragment ?? new SampleListFragment();
list_fragment.FastScrollEnabled = true;
transaction.Replace(containerResId, list_fragment);
}
transaction.AddToBackStack(null);
transaction.Commit();
}
protected override void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
manager = SupportFragmentManager;
ft = manager.BeginTransaction();
// Create your application here
SetContentView(Resource.Layout.Navigation_2);
fab = FindViewById <FloatingActionButton>(Resource.Id.fab);
fab.Hide();
fragment = new HomeFragment();
ft.Replace(Resource.Id.frame, fragment).Commit();
// ft.Show(fragment);
drawerlayout = FindViewById <DrawerLayout>(Resource.Id.drawer_layout);
nav_view = FindViewById <NavigationView>(Resource.Id.nav_view);
Toolbar = FindViewById <Android.Support.V7.Widget.Toolbar>(Resource.Id.toolbar);
SetSupportActionBar(Toolbar);
drawertoggle = new MyActionBar(this, drawerlayout, Resource.String.drawer_open, Resource.String.drawer_close);
drawerlayout.AddDrawerListener(drawertoggle);
nav_view.NavigationItemSelected += NavigationView_NavigationItemSelected;
SupportActionBar.SetDisplayHomeAsUpEnabled(true);
SupportActionBar.SetHomeButtonEnabled(true);
drawertoggle.SyncState();
}
protected override void OnCreate(Bundle bundle)
{
base.OnCreate(bundle);
// Set our view from the "main" layout resource
SetContentView(Resource.Layout.Main);
//toolbar
mToolbar = FindViewById <SupportToolbar>(Resource.Id.toolbar);
mDrawerLayout = FindViewById <DrawerLayout>(Resource.Id.drawer_layout);
mLeftDrawer = FindViewById <ListView>(Resource.Id.left_drawer);
//init leftdrawer items here ####
ListviewAssistant = new ListViewAssistant(this, mLeftDrawer);
//make sure fragment is init
// add all the possible fragments
MainFragment = new FragmentHelper(new FragHome(), "FragHome", Resource.Id.FragmentContainer);
//MainFragment.Add(new FragAbout(), "FragAbout");
//MainFragment.Add(new FragModule(), "FragModule");
//MainFragment.Add(new FragProfile(), "FragProfile");
//MainFragment.Add(new FragSettings(), "FragSettings");
MainFragment.FinalizeAdd(SupportFragmentManager.BeginTransaction());
//Manage The fragment here
ListviewAssistant.ItemClick += ListviewAssistant_ItemClick;
SetSupportActionBar(mToolbar);
mDrawerToggle = new MyActionBarDrawerToggle(this, mDrawerLayout,
Resource.String.openDrawer, //top bar title when string is opened
Resource.String.ApplicationName //top bar title when closed
);
mDrawerLayout.SetDrawerListener(mDrawerToggle);
//SupportActionBar.SetTitle(Resource.String.ApplicationName);
SupportActionBar.SetDisplayHomeAsUpEnabled(true); //this replace the next' lines code because it is depreciated in 22
//SupportActionBar.SetHomeButtonEnabled(true);
SupportActionBar.SetDisplayShowTitleEnabled(true);
mDrawerToggle.SyncState();
if (bundle != null) //first time
{
if (bundle.GetString("DrawerState") == "Opened")
{
SupportActionBar.SetTitle(Resource.String.openDrawer);
}
else
{
SupportActionBar.SetTitle(Resource.String.ApplicationName);
}
}
else
{
SupportActionBar.SetTitle(Resource.String.ApplicationName);
}
}
private void PushFragment(SupportFragment fragment)
{
RefreshSearch();
Android.Support.V4.App.FragmentTransaction fragmentTx = SupportFragmentManager.BeginTransaction();
fragmentTx.Replace(Resource.Id.fragment_frame, fragment);
fragmentTx.AddToBackStack(null);
fragmentTx.Commit();
}
/// <summary>
/// Calls BeginTransaction, then calls tx.Replace then tx.Commit
/// </summary>
/// <param name="fragmentManager"></param>
public static void Show(this Android.Support.V4.App.FragmentManager fragmentManager,
int containerViewId,
Android.Support.V4.App.Fragment fragment)
{
Android.Support.V4.App.FragmentTransaction tx = fragmentManager.BeginTransaction();
tx.Replace(containerViewId, fragment);
tx.Commit();
}
public override Object InstantiateItem(ViewGroup container, int position)
{
if (ItemsSource == null)
{
return(null);
}
var item = GetRawItem(position);
if (item == null)
{
return new TextView(container.Context)
{
Text = "(null)"
}
}
;
(item as IViewModel)?.Settings.Metadata.AddOrUpdate(ViewModelConstants.StateNotNeeded, true);
var view = InstantiateItemInternal(container, item);
var fragment = view as Fragment;
if (fragment == null)
{
container.AddView((View)view);
}
else
{
if (_currentTransaction == null)
{
_currentTransaction = _fragmentManager.BeginTransaction();
}
if (fragment.IsDetached)
{
_currentTransaction.Attach(fragment);
}
else if (!fragment.IsAdded)
{
_currentTransaction.Add(container.Id, fragment);
}
if (fragment != _currentPrimaryItem)
{
fragment.SetMenuVisibility(false);
fragment.UserVisibleHint = false;
}
}
return(view);
}
/// <summary>
/// Switches the fragment.
/// </summary>
/// <param name="frag">Frag.</param>
/// <param name="tag">Tag.</param>
public void switchFragment(Android.Support.V4.App.Fragment frag, string tag)
{
Android.Support.V4.App.Fragment newFrag = frag; //create a new instance of VolunteerActivity and save it
Android.Support.V4.App.FragmentTransaction fragmentTransaction = fragmentManager.BeginTransaction(); //begin the fragment transaction
fragmentTransaction.SetCustomAnimations(Resource.Layout.EnterAnimation, Resource.Layout.ExitAnimation); //add animation to slide new fragment to the left
fragmentTransaction.Replace(Resource.Id.frameLayout2, newFrag, tag); //replace the old fragment with the new on
fragmentTransaction.AddToBackStack("LoginActivity");
fragmentTransaction.Commit(); //commit the transaction
}
public void OnResponse(Java.Lang.Object response)
{
Log.Debug("Tag", response.ToString());
try
{
var result = JsonConvert.DeserializeObject <ResponseMessage>(response.ToString());
string message = result.message;
string status = result.status;
if (status.Contains("1"))
{
try
{
JSONObject obj = result.data;
string partymaster_id = obj.GetString("partymasterid");
string user_id = obj.GetString("user_id");
string user_fullname = obj.GetString("user_name");
string user_email = obj.GetString("user_email");
string user_phone = obj.GetString("user_phone");
string password = obj.GetString("user_password");
Session_management sessionManagement = new Session_management(this.Context);
ISharedPreferencesEditor editor = this.Context.GetSharedPreferences(BaseURL.MyPrefreance, FileCreationMode.Private).Edit();
editor.PutString(BaseURL.KEY_MOBILE, user_phone);
editor.PutString(BaseURL.KEY_PASSWORD, password);
editor.Apply();
sessionManagement.createLoginSession(partymaster_id, user_id, user_email, user_fullname, user_phone, password);
Intent intent = new Intent(Context, typeof(MainActivity));
StartActivity(intent);
Edit_profile_fragment fm = new Edit_profile_fragment();
Android.Support.V4.App.FragmentManager fragmentManager = FragmentManager;
fragmentManager.BeginTransaction().Replace(Resource.Id.contentPanel, fm).AddToBackStack(null).Commit();
Toast.MakeText(Context, message, ToastLength.Short).Show();
}
catch (Java.Lang.Exception e)
{
}
Toast.MakeText(this.Context, "" + message, ToastLength.Short).Show();
}
else
{
Toast.MakeText(this.Context, "" + message, ToastLength.Short).Show();
}
}
catch (JSONException e)
{
e.PrintStackTrace();
}
}
private void nav_NavigationItemSelected(object sender, NavigationEventArgs args)
{
var didChange = false;
var addToBackStack = false;
if (current_nav_position != args.NavItemPosition)
{
current_nav_position = args.NavItemPosition;
didChange = true;
}
var containerResId = 0;
var transitionType = FragmentTransit.None;
if (didChange || !is_dual_pane)
{
if (is_dual_pane)
{
transitionType = FragmentTransit.FragmentFade;
containerResId = Resource.Id.content_fragment_container;
}
else
{
transitionType = FragmentTransit.FragmentOpen;
addToBackStack = true;
containerResId = Resource.Id.fragment_container;
}
var transaction = SupportFragmentManager.BeginTransaction();
transaction.SetTransition((int)transitionType);
if (current_nav_position == 0)
{
grid_fragment = grid_fragment ?? new GridFragment();
transaction.Replace(containerResId, grid_fragment);
}
else if (current_nav_position == 1)
{
image_fragment = new ImageFragment(Resource.Drawable.android_flavors);
transaction.Replace(containerResId, image_fragment);
}
else if (current_nav_position == 2)
{
image_fragment = new ImageFragment(Resource.Drawable.xamarin);
transaction.Replace(containerResId, image_fragment);
}
if (addToBackStack)
{
transaction.AddToBackStack(null);
}
transaction.Commit();
}
}
protected override void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
Xamarin.Essentials.Platform.Init(this, savedInstanceState);
SetContentView(Resource.Layout.activity_main);
Android.Support.V4.App.Fragment fragmentLogin = new LoginFragment();
//Android.Support.V4.App.FragmentManager fm;
fm = SupportFragmentManager;
fm.BeginTransaction().Replace(Resource.Id.parent_fragment, fragmentLogin).Commit();
//FragmentManager.BeginTransaction()
}
public override void OnBackPressed()
{
var frag = new Fragment1();
FragmentManager fg = this.SupportFragmentManager;
FragmentTransaction ft = fg.BeginTransaction();
ft.Replace(Resource.Id.content_frame, frag);
// ft.SetTransition(FragmentTransaction.TransitFragmentFade);
ft.Commit();
// base.OnBackPressed();
}
public static bool BringFragmentToTop(Fragment Tobeshown, FragmentManager fragmentManager, List <Fragment> videoFrameLayoutFragments)
{
if (Tobeshown != null)
{
FragmentTransaction fragmentTransaction = fragmentManager.BeginTransaction();
foreach (var f in fragmentManager.Fragments)
{
if (videoFrameLayoutFragments.Contains(f))
{
if (f == Tobeshown)
{
fragmentTransaction.Show(f);
}
else
{
fragmentTransaction.Hide(f);
}
}
}
fragmentTransaction.Commit();
return(true);
}
else
{
FragmentTransaction fragmentTransaction = fragmentManager.BeginTransaction();
foreach (var f in videoFrameLayoutFragments)
{
fragmentTransaction.Hide(f);
}
fragmentTransaction.Commit();
}
return(false);
}
private async void RemoveFragments(List <Fragment> fragmentsToRemove)
{
await Task.Delay(Context.Resources.GetInteger(Resource.Integer.animation_duration)).ConfigureAwait(true);
FragmentManager fm = _hepler.FragmentManager;
FragmentTransaction transaction = fm.BeginTransaction();
transaction.DisallowAddToBackStack();
foreach (var fragment in fragmentsToRemove)
{
transaction.Remove(fragment);
}
transaction.Commit();
}
public static void Start (FragmentManager mgr, string email)
{
// Find old fragment to replace
var frag = mgr.FindFragmentByTag ("google_auth");
if (frag != null) {
var authFrag = frag as GoogleAuthFragment;
if (authFrag != null && authFrag.IsAuthenticating) {
// Authentication going on still, do nothing.
return;
}
}
var tx = mgr.BeginTransaction ();
if (frag != null) {
tx.Remove (frag);
}
tx.Add (new GoogleAuthFragment (email), "google_auth");
tx.Commit ();
}
