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);
} else if (args.NavItemPosition == NavigationDestination.ExpandableList) {
expandablelist_fragment = expandablelist_fragment ?? new ExpandableListFragment();
transaction.Replace(containerResId, expandablelist_fragment);
}
transaction.AddToBackStack(null);
transaction.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 == 0) {
list_fragment = list_fragment ?? new SampleListFragment();
transaction.Replace(containerResId, list_fragment);
} else if (args.NavItemPosition == 1) {
grid_fragment = grid_fragment ?? new GridFragment();
transaction.Replace(containerResId, grid_fragment);
} else if (args.NavItemPosition == 2) {
image_fragment = new ImageFragment(Resource.Drawable.android_flavors);
transaction.Replace(containerResId, image_fragment);
}
transaction.AddToBackStack(null);
transaction.Commit();
}