public static Fragment NewInstance(int position)
{
Fragment fragment = new WebviewFragment();
Bundle args = new Bundle();
args.PutInt(WebviewFragment.ARG_NUMBER, position);
fragment.Arguments = args;
return(fragment);
}
protected override void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
// Set our view from the "main" layout resource
SetContentView(Resource.Layout.activity_main);
mDrawerTitle = this.Title;
mContentTitles = this.Resources.GetStringArray(Resource.Array.contents_array);
toolbar = FindViewById <Toolbar>(Resource.Id.toolbar);
SetSupportActionBar(toolbar);
SupportActionBar.SetDisplayHomeAsUpEnabled(true);
SupportActionBar.SetDisplayShowTitleEnabled(false);
SupportActionBar.SetHomeButtonEnabled(true);
SupportActionBar.SetHomeAsUpIndicator(Resource.Drawable.ic_menu);
// Get our button from the layout resource,
// and attach an event to it
drawer = FindViewById <DrawerLayout>(Resource.Id.drawer_layout);
navigationView = FindViewById <NavigationView>(Resource.Id.nav_view);
if (navigationView != null)
{
setupDrawerContent(navigationView);
}
ActionBarDrawerToggle toggle = new MyActionBarDrawerToggle(this, drawer, toolbar, Resource.String.drawer_open, Resource.String.drawer_close);
drawer.AddDrawerListener(toggle);
toggle.SyncState();
if (savedInstanceState == null) //first launch
{
toolbar.Title = mContentTitles[0];
var fragment = WebviewFragment.NewInstance(0);
var fragmentManager = this.FragmentManager;
var ft = fragmentManager.BeginTransaction();
ft.Replace(Resource.Id.content_frame, fragment);
ft.Commit();
}
}
//public override bool OnCreateOptionsMenu(IMenu menu)
//{
// // set the menu layout on Main Activity
// MenuInflater.Inflate(Resource.Menu.menu, menu);
// return base.OnCreateOptionsMenu(menu);
//}
//public override bool OnOptionsItemSelected(IMenuItem item)
//{
// switch (item.ItemId)
// {
// case Android.Resource.Id.Home:
// drawer.OpenDrawer(Android.Support.V4.View.GravityCompat.Start);
// return true;
// }
// return base.OnOptionsItemSelected(item);
//}
void setupDrawerContent(NavigationView navigationView)
{
navigationView.NavigationItemSelected += (sender, e) => {
int ItemId = e.MenuItem.ItemId;
e.MenuItem.SetChecked(true);
int index = 0;
if (ItemId == Resource.Id.nav_home)
{
index = 0;
}
else if (ItemId == Resource.Id.nav_messages)
{
index = 1;
}
else if (ItemId == Resource.Id.nav_about)
{
index = 2;
}
// update the main content by replacing fragments
var fragment = WebviewFragment.NewInstance(index);
var fragmentManager = this.FragmentManager;
var ft = fragmentManager.BeginTransaction();
ft.Replace(Resource.Id.content_frame, fragment);
ft.Commit();
// update selected item title, then close the drawer
mDrawerTitle = mContentTitles[index];
drawer.CloseDrawers();
};
}
