private void LoadNotePanel()
{
if (noteList != null && noteList.Count > 0)
{
// collectionView
InitializeCollectionView(typeof(NoteCell), "noteCell");
// layout
collectionView.CollectionViewLayout = new NoteFlowLayout()
{
HeaderReferenceSize = new CGSize(collectionView.Frame.Width, 42)
};
collectionView.RegisterClassForSupplementaryView(typeof(NoteHeader), UICollectionElementKindSection.Header, new NSString("noteHeader"));
// dataSource
NoteDataSource dataSource = new NoteDataSource(book, collectionView, "noteCell");
dataSource.ItemPressedEvent += HandleNotePressedEvent;
dataSource.ScrolledEvent += HandleScrolledEvent;
collectionView.Source = dataSource;
collectionView.Delegate = new NoteCollectionViewDelegateFlowLayout(dataSource);
collectionView.ReloadData();
collectionView.LayoutIfNeeded();
if (collectionView.ContentSize.Height < collectionView.Frame.Height)
{
floatMenu.Frame = new CGRect(floatMenu.Frame.X, centerView.Frame.Bottom + 64 - floatMenu.Frame.Height, floatMenu.Frame.Width, floatMenu.Frame.Height);
}
ShowHideNoteStatus(false);
}
else
{
ShowHideNoteStatus(true);
}
}
public NoteCollectionViewDelegateFlowLayout(NoteDataSource dataSource)
{
this.dataSource = dataSource;
}