public override void OnBackPressed()
{
if (App.CurrentFragment is MainFragment)
{
//if (doubleBackToExitPressedOnce)
//{
// FinishAffinity();
// return;
//}
//this.doubleBackToExitPressedOnce = true;
//Toast.MakeText(this, "Jos jednom za izlaz!", ToastLength.Short).Show();
//new Handler().PostDelayed(() =>
//{
// doubleBackToExitPressedOnce = false;
//}, 2000);
}
else if (App.CurrentFragment is MathFragment || App.CurrentFragment is MathWithAnswersFragment || App.CurrentFragment is ReadingAndWritingFragment)
{
//FragmentManager.PopBackStack();
PlayFragment pf = new PlayFragment();
FragmentManager.BeginTransaction().Replace(App.fragmentContainer.Id, pf, "play").Commit();
App.CurrentFragment = pf;
//MainFragment mf = new MainFragment();
//FragmentManager.BeginTransaction().Replace(App.fragmentContainer.Id, mf, "main_fragment").Commit();
//App.CurrentFragment = mf;
}
else if (App.CurrentFragment is GuessingImageFragment)
{
ReadingAndWritingFragment rawf = new ReadingAndWritingFragment();
FragmentManager.BeginTransaction().Replace(App.fragmentContainer.Id, rawf, "reading_and_writing").AddToBackStack(null).Commit();
App.CurrentFragment = rawf;
}
else if (App.CurrentFragment is PlayFragment || App.CurrentFragment is RecordFragment)
{
MainFragment mf = new MainFragment();
FragmentManager.BeginTransaction().Replace(App.fragmentContainer.Id, mf, "main_fragment").Commit();
App.CurrentFragment = mf;
}
}
protected override void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
global::Xamarin.Forms.Forms.Init(this, savedInstanceState);
SetContentView(Resource.Layout.ActivityMain);
Android.Support.V4.App.FragmentManager fm = SupportFragmentManager;
playFragment = (PlayFragment)fm.FindFragmentById(Resource.Layout.FragmentPlay);
if (playFragment == null)
{
playFragment = new PlayFragment();
Android.Support.V4.App.FragmentTransaction ft = fm.BeginTransaction();
ft.Add(Resource.Id.main_container, playFragment);
ft.Commit();
}
toolbarFragment = (ToolBarFragment)fm.FindFragmentById(Resource.Layout.FragmentToolBar);
if (toolbarFragment == null)
{
toolbarFragment = new ToolBarFragment();
Android.Support.V4.App.FragmentTransaction ft = fm.BeginTransaction();
ft.Add(Resource.Id.toolbar_container, toolbarFragment);
ft.Commit();
}
chordRecognizer = new ChordRecognizer();
MIDIStyle midiStyle = new MIDIStyle();
midiStyle.LoadStyle("ddd");
mplayer = new MIDIPlayer(/*this,*/ midiStyle);
mplayer.OnTactEvent += (object sender, OnTactEventArgs e) => playFragment.SetTempoAndTact(e.CurrentTempo, e.CurrentTact);
mplayer.OnChordChangeEvent += () => OnChordChanged();
mplayer.OnSectionChangeEvent += () => OnSectionChanged();
mplayer.Tracks = midiStyle.MidiSection.Tracks;
mplayer.Start();
}
