MusicSmoothMovingScrollArea Class Reference

The class of the slider smooth moving scroll area widget. More...

#include <musicsmoothmovingwidget.h>

Inheritance diagram for MusicSmoothMovingScrollArea:

Public Slots
void	timeToAnimation ()
void	valueChanged (int value)

Public Member Functions
	MusicSmoothMovingScrollArea (QWidget *parent=nullptr)
	~MusicSmoothMovingScrollArea ()
void	setMovedScrollBar (QScrollBar *bar=nullptr)

Private Member Functions
virtual void	wheelEvent (QWheelEvent *event) overridefinal

Private Attributes
bool	m_initialized
int	m_previousValue
int	m_deltaValue
QScrollBar *	m_scrollBar
QTimer *	m_animationTimer
QPropertyAnimation *	m_slowAnimation

Detailed Description

The class of the slider smooth moving scroll area widget.

Author

Greedysky greed.nosp@m.ysky.nosp@m.@163..nosp@m.com

Definition at line 77 of file musicsmoothmovingwidget.h.

Constructor & Destructor Documentation

MusicSmoothMovingScrollArea::MusicSmoothMovingScrollArea ( QWidget *  parent = nullptr )

explicit

Object constructor.

Definition at line 87 of file musicsmoothmovingwidget.cpp.

References m_animationTimer, TTK::UI::ScrollBarStyle03, timeToAnimation(), and TTK_DN_MS.

MusicSmoothMovingScrollArea::~MusicSmoothMovingScrollArea

(

)

Object destructor.

Definition at line 107 of file musicsmoothmovingwidget.cpp.

References m_animationTimer, and m_slowAnimation.

Member Function Documentation

void MusicSmoothMovingScrollArea::setMovedScrollBar

(

QScrollBar *

bar = nullptr

)

Set current moved scroll bar.

Definition at line 114 of file musicsmoothmovingwidget.cpp.

References m_scrollBar, m_slowAnimation, TTK_DN_S2MS, and valueChanged().

void MusicSmoothMovingScrollArea::timeToAnimation ( )

slot

Time out to start animation.

Definition at line 123 of file musicsmoothmovingwidget.cpp.

References m_animationTimer, m_deltaValue, m_initialized, m_previousValue, m_scrollBar, m_slowAnimation, and TTK_ITEM_SIZE_M.

Referenced by MusicSmoothMovingScrollArea().

void MusicSmoothMovingScrollArea::valueChanged ( int  value )

slot

Current scroll bar value changed.

Definition at line 140 of file musicsmoothmovingwidget.cpp.

References m_previousValue.

Referenced by setMovedScrollBar().

void MusicSmoothMovingScrollArea::wheelEvent ( QWheelEvent *  event )

finaloverrideprivatevirtual

Override the widget event.

Definition at line 145 of file musicsmoothmovingwidget.cpp.

References m_animationTimer, m_deltaValue, m_initialized, m_previousValue, m_scrollBar, m_slowAnimation, and QtWheelDelta.

Member Data Documentation

QTimer* MusicSmoothMovingScrollArea::m_animationTimer

private

Definition at line 115 of file musicsmoothmovingwidget.h.

Referenced by MusicSmoothMovingScrollArea(), timeToAnimation(), wheelEvent(), and ~MusicSmoothMovingScrollArea().

int MusicSmoothMovingScrollArea::m_deltaValue

private

Definition at line 113 of file musicsmoothmovingwidget.h.

Referenced by timeToAnimation(), and wheelEvent().

bool MusicSmoothMovingScrollArea::m_initialized

private

Definition at line 112 of file musicsmoothmovingwidget.h.

Referenced by timeToAnimation(), and wheelEvent().

int MusicSmoothMovingScrollArea::m_previousValue

private

Definition at line 113 of file musicsmoothmovingwidget.h.

Referenced by timeToAnimation(), valueChanged(), and wheelEvent().

QScrollBar* MusicSmoothMovingScrollArea::m_scrollBar

private

Definition at line 114 of file musicsmoothmovingwidget.h.

Referenced by setMovedScrollBar(), timeToAnimation(), and wheelEvent().

QPropertyAnimation* MusicSmoothMovingScrollArea::m_slowAnimation

private

Definition at line 116 of file musicsmoothmovingwidget.h.

Referenced by setMovedScrollBar(), timeToAnimation(), wheelEvent(), and ~MusicSmoothMovingScrollArea().

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The documentation for this class was generated from the following files:

• TTKModule/TTKWidget/musicCoreKits/musicsmoothmovingwidget.h
• TTKModule/TTKWidget/musicCoreKits/musicsmoothmovingwidget.cpp