QScroller Class

Header：#include < QScroller >
qmake：QT += widgets
Since：Qt 5.0
Inherits：QObject

This class was introduced in Qt 5.0.

Public Types

enum Input { InputPress, InputMove, InputRelease }
enum ScrollerGestureType { TouchGesture, LeftMouseButtonGesture, MiddleMouseButtonGesture, RightMouseButtonGesture }
enum State { Inactive, Pressed, Dragging, Scrolling }

Properties

scrollerProperties : QScrollerProperties
state : const State 

Public Functions

QPointF finalPosition() const
bool handleInput(QScroller::Input input, const QPointF &position, qint64 timestamp = 0)
QPointF pixelPerMeter() const
QScrollerProperties scrollerProperties() const
void setSnapPositionsX(const QList<qreal> &positions)
void setSnapPositionsX(qreal first, qreal interval)
void setSnapPositionsY(const QList<qreal> &positions)
void setSnapPositionsY(qreal first, qreal interval)
QScroller::State state() const
void stop()
QObject *target() const
QPointF velocity() const

Public Slots

void ensureVisible(const QRectF &rect, qreal xmargin, qreal ymargin, int scrollTime)
void ensureVisible(const QRectF &rect, qreal xmargin, qreal ymargin)
void resendPrepareEvent()
void scrollTo(const QPointF &pos, int scrollTime)
void scrollTo(const QPointF &pos)
void setScrollerProperties(const QScrollerProperties &prop)

Signals