CheckButton: fix hold when in a movable container (#7948)
CheckButton: fix hold when in a movable container (#7948)


poire-z/koreader,Frenzie/koreader,NiLuJe/koreader,koreader/koreader,NiLuJe/koreader,poire-z/koreader,koreader/koreader,Frenzie/koreader