c++ - detect if the arrow button from QScrollBar is pressed -


is there signal can emit if arrow button of qscrollbar pressed? far know there sliderpressed() signal. want, if exists, solution valuechanged() signal.

all signals qscrollbar emits (inherited qabstractslider) related o slider/value changed:

void    actiontriggered ( int action ) void    rangechanged ( int min, int max ) void    slidermoved ( int value ) void    sliderpressed () void    sliderreleased () void    valuechanged ( int value )

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