public CoreApp(IChapterHeading chapterHeading, IVerseView verseView, ISimpleStorage simpleStorage,
IHistoryControls historyControls, int initialJump)
{
_chapterHeading = chapterHeading;
_verseView = verseView;
_historyControls = historyControls;
// Load history.
_history = new History(simpleStorage);
// Keep track of changes to the verse view.
verseView.OnScroll += UpdateCurrentLocation;
verseView.OnSwipeLeft += MoveNextChapter;
verseView.OnSwipeRight += MovePreviousChapter;
// Wire up history to the history controls.
historyControls.BackClick += MoveBack;
historyControls.ForwardClick += MoveForward;
_history.CanMoveChanged += EnableDisableHistoryButtons;
// If the app has to jump to a verse, then insert it into the history.
if (initialJump != Bible.InvalidAbsoluteVerseNumber)
{
_history.AddJump(_history.CurrentAbsoluteVerseNumber, initialJump);
}
// Pick up where we left off.
verseView.Jump(Location.Create(_history.CurrentAbsoluteVerseNumber));
EnableDisableHistoryButtons();
}
private void MoveForward()
{
_verseView.Jump(Location.Create(_history.MoveForward(_verseView.CurrentAbsoluteVerseNumber)));
}
