public boolean jumpBack() {
try {
if (getTextView() != BookTextView) {
showBookTextView();
return true;
}
if (myJumpEndPosition == null || myJumpTimeStamp == null) {
return false;
}
// more than 2 minutes ago
if (myJumpTimeStamp.getTime() + 2 * 60 * 1000 < new Date().getTime()) {
return false;
}
if (!myJumpEndPosition.equals(BookTextView.getStartCursor())) {
return false;
}
final List<Bookmark> bookmarks = Library.Instance().invisibleBookmarks(Model.Book);
if (bookmarks.isEmpty()) {
return false;
}
final Bookmark b = bookmarks.get(0);
b.delete();
gotoBookmark(b);
return true;
} finally {
myJumpEndPosition = null;
myJumpTimeStamp = null;
}
}
