QGraphicsSceneHoverEvent Class Reference

The QGraphicsSceneHoverEvent class provides hover events in the graphics view framework. More...

#include <qgraphicssceneevent.h>

Inheritance diagram for QGraphicsSceneHoverEvent:

Public Functions
QPointF	lastPos () const
	Returns the last recorded mouse cursor position in item coordinates. More...
QPointF	lastScenePos () const
	Returns the last recorded, the scene coordinates of the previous mouse or hover event received by the view, that created the event mouse cursor position in scene coordinates. More...
QPoint	lastScreenPos () const
	Returns the last recorded mouse cursor position in screen coordinates. More...
Qt::KeyboardModifiers	modifiers () const
	Returns the keyboard modifiers at the moment the hover event was sent. More...
QPointF	pos () const
	Returns the position of the mouse cursor in item coordinates at the moment the hover event was sent. More...
	QGraphicsSceneHoverEvent (Type type=None)
	Constructs a graphics scene hover event of the specified type. More...
QPointF	scenePos () const
	Returns the position of the mouse cursor in scene coordinates at the moment the hover event was sent. More...
QPoint	screenPos () const
	Returns the position of the mouse cursor in screen coordinates at the moment the hover event was sent. More...
void	setLastPos (const QPointF &pos)
void	setLastScenePos (const QPointF &pos)
void	setLastScreenPos (const QPoint &pos)
void	setModifiers (Qt::KeyboardModifiers modifiers)
	Sets the modifiers for the current hover event to modifiers. More...
void	setPos (const QPointF &pos)
	Sets the position associated with the hover event to the given point in item coordinates. More...
void	setScenePos (const QPointF &pos)
	Sets the position associated with the hover event to the given point in scene coordinates. More...
void	setScreenPos (const QPoint &pos)
	Sets the position associated with the hover event to the given point in screen coordinates. More...
	~QGraphicsSceneHoverEvent ()
	Destroys the event. More...
Public Functions inherited from QGraphicsSceneEvent
	QGraphicsSceneEvent (Type type)
	Constructs a generic graphics scene event of the specified type. More...
void	setWidget (QWidget *widget)
	Sets the widget related to this event. More...
QWidget *	widget () const
	Returns the widget where the event originated, or 0 if the event originates from another application. More...
	~QGraphicsSceneEvent ()
	Destroys the event. More...
Public Functions inherited from QEvent
void	accept ()
	Sets the accept flag of the event object, the equivalent of calling setAccepted(true). More...
void	ignore ()
	Clears the accept flag parameter of the event object, the equivalent of calling setAccepted(false). More...
bool	isAccepted () const
	QEvent (Type type)
	Contructs an event object of type type. More...
void	setAccepted (bool accepted)
bool	spontaneous () const
	Returns true if the event originated outside the application (a system event); otherwise returns false. More...
Type	type () const
	Returns the event type. More...
virtual	~QEvent ()
	Destroys the event. More...

Additional Inherited Members
Public Types inherited from QEvent
enum	Type {   None = 0, Timer = 1, MouseButtonPress = 2, MouseButtonRelease = 3,   MouseButtonDblClick = 4, MouseMove = 5, KeyPress = 6, KeyRelease = 7,   FocusIn = 8, FocusOut = 9, Enter = 10, Leave = 11,   Paint = 12, Move = 13, Resize = 14, Create = 15,   Destroy = 16, Show = 17, Hide = 18, Close = 19,   Quit = 20, ParentChange = 21, ParentAboutToChange = 131, ThreadChange = 22,   WindowActivate = 24, WindowDeactivate = 25, ShowToParent = 26, HideToParent = 27,   Wheel = 31, WindowTitleChange = 33, WindowIconChange = 34, ApplicationWindowIconChange = 35,   ApplicationFontChange = 36, ApplicationLayoutDirectionChange = 37, ApplicationPaletteChange = 38, PaletteChange = 39,   Clipboard = 40, Speech = 42, MetaCall = 43, SockAct = 50,   WinEventAct = 132, DeferredDelete = 52, DragEnter = 60, DragMove = 61,   DragLeave = 62, Drop = 63, DragResponse = 64, ChildAdded = 68,   ChildPolished = 69, ChildRemoved = 71, ShowWindowRequest = 73, PolishRequest = 74,   Polish = 75, LayoutRequest = 76, UpdateRequest = 77, UpdateLater = 78,   EmbeddingControl = 79, ActivateControl = 80, DeactivateControl = 81, ContextMenu = 82,   InputMethod = 83, AccessibilityPrepare = 86, TabletMove = 87, LocaleChange = 88,   LanguageChange = 89, LayoutDirectionChange = 90, Style = 91, TabletPress = 92,   TabletRelease = 93, OkRequest = 94, HelpRequest = 95, IconDrag = 96,   FontChange = 97, EnabledChange = 98, ActivationChange = 99, StyleChange = 100,   IconTextChange = 101, ModifiedChange = 102, MouseTrackingChange = 109, WindowBlocked = 103,   WindowUnblocked = 104, WindowStateChange = 105, ToolTip = 110, WhatsThis = 111,   StatusTip = 112, ActionChanged = 113, ActionAdded = 114, ActionRemoved = 115,   FileOpen = 116, Shortcut = 117, ShortcutOverride = 51, WhatsThisClicked = 118,   ToolBarChange = 120, ApplicationActivate = 121, ApplicationActivated = ApplicationActivate, ApplicationDeactivate = 122,   ApplicationDeactivated = ApplicationDeactivate, QueryWhatsThis = 123, EnterWhatsThisMode = 124, LeaveWhatsThisMode = 125,   ZOrderChange = 126, HoverEnter = 127, HoverLeave = 128, HoverMove = 129,   AccessibilityHelp = 119, AccessibilityDescription = 130, AcceptDropsChange = 152, MenubarUpdated = 153,   ZeroTimerEvent = 154, GraphicsSceneMouseMove = 155, GraphicsSceneMousePress = 156, GraphicsSceneMouseRelease = 157,   GraphicsSceneMouseDoubleClick = 158, GraphicsSceneContextMenu = 159, GraphicsSceneHoverEnter = 160, GraphicsSceneHoverMove = 161,   GraphicsSceneHoverLeave = 162, GraphicsSceneHelp = 163, GraphicsSceneDragEnter = 164, GraphicsSceneDragMove = 165,   GraphicsSceneDragLeave = 166, GraphicsSceneDrop = 167, GraphicsSceneWheel = 168, KeyboardLayoutChange = 169,   DynamicPropertyChange = 170, TabletEnterProximity = 171, TabletLeaveProximity = 172, NonClientAreaMouseMove = 173,   NonClientAreaMouseButtonPress = 174, NonClientAreaMouseButtonRelease = 175, NonClientAreaMouseButtonDblClick = 176, MacSizeChange = 177,   ContentsRectChange = 178, MacGLWindowChange = 179, FutureCallOut = 180, GraphicsSceneResize = 181,   GraphicsSceneMove = 182, CursorChange = 183, ToolTipChange = 184, NetworkReplyUpdated = 185,   GrabMouse = 186, UngrabMouse = 187, GrabKeyboard = 188, UngrabKeyboard = 189,   MacGLClearDrawable = 191, StateMachineSignal = 192, StateMachineWrapped = 193, TouchBegin = 194,   TouchUpdate = 195, TouchEnd = 196, NativeGesture = 197, RequestSoftwareInputPanel = 199,   CloseSoftwareInputPanel = 200, UpdateSoftKeys = 201, WinIdChange = 203, Gesture = 198,   GestureOverride = 202, PlatformPanel = 212, User = 1000, MaxUser = 65535 }
	This enum type defines the valid event types in Qt. More...
Static Public Functions inherited from QEvent
static int	registerEventType (int hint=-1)
	Registers and returns a custom event type. More...
Protected Functions inherited from QGraphicsSceneEvent
	QGraphicsSceneEvent (QGraphicsSceneEventPrivate &dd, Type type=None)
	Constructs a generic graphics scene event. More...
Protected Variables inherited from QGraphicsSceneEvent
QScopedPointer< QGraphicsSceneEventPrivate >	d_ptr
Protected Variables inherited from QEvent
QEventPrivate *	d
ushort	t

Detailed Description

The QGraphicsSceneHoverEvent class provides hover events in the graphics view framework.

Since

4.2

When a QGraphicsView receives a QHoverEvent event, it translates it into QGraphicsSceneHoverEvent. The event is then forwarded to the QGraphicsScene associated with the view.

See also

QGraphicsSceneMouseEvent, QGraphicsSceneContextMenuEvent, QGraphicsSceneWheelEvent, QHoverEvent

Definition at line 195 of file qgraphicssceneevent.h.

Constructors and Destructors

QGraphicsSceneHoverEvent()

QGraphicsSceneHoverEvent::QGraphicsSceneHoverEvent

(

Type

type = None

)

Constructs a graphics scene hover event of the specified type.

Warning

This function is not part of the public interface.

Definition at line 1043 of file qgraphicssceneevent.cpp.

    : QGraphicsSceneEvent(*new QGraphicsSceneHoverEventPrivate, type)
{
}

~QGraphicsSceneHoverEvent()

QGraphicsSceneHoverEvent::~QGraphicsSceneHoverEvent

(

)

Destroys the event.

Definition at line 1051 of file qgraphicssceneevent.cpp.

{
}

Functions

lastPos()

QPointF QGraphicsSceneHoverEvent::lastPos

(

)

const

Returns the last recorded mouse cursor position in item coordinates.

Since

4.4

See also

lastScenePos(), lastScreenPos(), pos()

Definition at line 1149 of file qgraphicssceneevent.cpp.

Referenced by cloneEvent().

{
    Q_D(const QGraphicsSceneHoverEvent);
    return d->lastPos;
}

lastScenePos()

QPointF QGraphicsSceneHoverEvent::lastScenePos

(

)

const

Returns the last recorded, the scene coordinates of the previous mouse or hover event received by the view, that created the event mouse cursor position in scene coordinates.

Since

4.4

See also

lastPos(), lastScreenPos(), scenePos()

Definition at line 1176 of file qgraphicssceneevent.cpp.

Referenced by cloneEvent(), and QGraphicsScenePrivate::sendHoverEvent().

{
    Q_D(const QGraphicsSceneHoverEvent);
    return d->lastScenePos;
}

lastScreenPos()

QPoint QGraphicsSceneHoverEvent::lastScreenPos

(

)

const

Returns the last recorded mouse cursor position in screen coordinates.

Since

4.4

The last recorded position is the position of the previous mouse or hover event received by the view that created the event.

See also

lastPos(), lastScenePos(), screenPos()

Definition at line 1203 of file qgraphicssceneevent.cpp.

Referenced by cloneEvent(), and QGraphicsScenePrivate::sendHoverEvent().

{
    Q_D(const QGraphicsSceneHoverEvent);
    return d->lastScreenPos;
}

modifiers()

Qt::KeyboardModifiers QGraphicsSceneHoverEvent::modifiers

(

)

const

Returns the keyboard modifiers at the moment the hover event was sent.

Since

4.4

Definition at line 1226 of file qgraphicssceneevent.cpp.

Referenced by cloneEvent(), QTextControl::processEvent(), QGraphicsScenePrivate::sendHoverEvent(), QGraphicsProxyWidgetPrivate::sendWidgetMouseEvent(), and setModifiers().

{
    Q_D(const QGraphicsSceneHoverEvent);
    return d->modifiers;
}

pos()

QPointF QGraphicsSceneHoverEvent::pos

(

)

const

Returns the position of the mouse cursor in item coordinates at the moment the hover event was sent.

See also

scenePos(), screenPos()

Definition at line 1061 of file qgraphicssceneevent.cpp.

Referenced by cloneEvent(), QGraphicsProxyWidget::hoverMoveEvent(), QTextControl::processEvent(), QGraphicsItemPrivate::remapItemPos(), QGraphicsProxyWidgetPrivate::sendWidgetMouseEvent(), setLastPos(), setLastScenePos(), setLastScreenPos(), setPos(), setScenePos(), setScreenPos(), and QGraphicsWidgetPrivate::windowFrameHoverMoveEvent().

{
    Q_D(const QGraphicsSceneHoverEvent);
    return d->pos;
}

scenePos()

QPointF QGraphicsSceneHoverEvent::scenePos

(

)

const

Returns the position of the mouse cursor in scene coordinates at the moment the hover event was sent.

See also

pos(), screenPos()

Definition at line 1089 of file qgraphicssceneevent.cpp.

Referenced by cloneEvent(), QGraphicsScenePrivate::dispatchHoverEvent(), QGraphicsScene::event(), and QGraphicsScenePrivate::sendHoverEvent().

{
    Q_D(const QGraphicsSceneHoverEvent);
    return d->scenePos;
}

screenPos()

QPoint QGraphicsSceneHoverEvent::screenPos

(

)

const

Returns the position of the mouse cursor in screen coordinates at the moment the hover event was sent.

See also

pos(), scenePos()

Definition at line 1117 of file qgraphicssceneevent.cpp.

Referenced by cloneEvent(), QGraphicsScenePrivate::dispatchHoverEvent(), QTextControl::processEvent(), QGraphicsScenePrivate::sendHoverEvent(), and QGraphicsProxyWidgetPrivate::sendWidgetMouseEvent().

{
    Q_D(const QGraphicsSceneHoverEvent);
    return d->screenPos;
}

setLastPos()

void QGraphicsSceneHoverEvent::setLastPos

(

const QPointF &

pos

)

Warning

This function is not part of the public interface.

Definition at line 1158 of file qgraphicssceneevent.cpp.

Referenced by _q_hoverFromMouseEvent(), and cloneEvent().

{
    Q_D(QGraphicsSceneHoverEvent);
    d->lastPos = pos;
}

setLastScenePos()

void QGraphicsSceneHoverEvent::setLastScenePos

(

const QPointF &

pos

)

Warning

This function is not part of the public interface.

Definition at line 1185 of file qgraphicssceneevent.cpp.

Referenced by _q_hoverFromMouseEvent(), and cloneEvent().

{
    Q_D(QGraphicsSceneHoverEvent);
    d->lastScenePos = pos;
}

setLastScreenPos()

void QGraphicsSceneHoverEvent::setLastScreenPos

(

const QPoint &

pos

)

Warning

This function is not part of the public interface.

Definition at line 1212 of file qgraphicssceneevent.cpp.

Referenced by _q_hoverFromMouseEvent(), and cloneEvent().

{
    Q_D(QGraphicsSceneHoverEvent);
    d->lastScreenPos = pos;
}

setModifiers()

void QGraphicsSceneHoverEvent::setModifiers

(

Qt::KeyboardModifiers

modifiers

)

Sets the modifiers for the current hover event to modifiers.

Warning

This function is not part of the public interface.

Definition at line 1241 of file qgraphicssceneevent.cpp.

Referenced by _q_hoverFromMouseEvent(), and cloneEvent().

{
    Q_D(QGraphicsSceneHoverEvent);
    d->modifiers = modifiers;
}

setPos()

void QGraphicsSceneHoverEvent::setPos

(

const QPointF &

point

)

Sets the position associated with the hover event to the given point in item coordinates.

Warning

This function is not part of the public interface.

Definition at line 1077 of file qgraphicssceneevent.cpp.

Referenced by _q_hoverFromMouseEvent(), cloneEvent(), and QGraphicsItemPrivate::remapItemPos().

{
    Q_D(QGraphicsSceneHoverEvent);
    d->pos = pos;
}

setScenePos()

void QGraphicsSceneHoverEvent::setScenePos

(

const QPointF &

point

)

Sets the position associated with the hover event to the given point in scene coordinates.

Warning

This function is not part of the public interface.

Definition at line 1105 of file qgraphicssceneevent.cpp.

Referenced by _q_hoverFromMouseEvent(), cloneEvent(), QGraphicsScenePrivate::enterModal(), and QGraphicsScenePrivate::leaveModal().

{
    Q_D(QGraphicsSceneHoverEvent);
    d->scenePos = pos;
}

setScreenPos()

void QGraphicsSceneHoverEvent::setScreenPos

(

const QPoint &

point

)

Sets the position associated with the hover event to the given point in screen coordinates.

Warning

This function is not part of the public interface.

Definition at line 1133 of file qgraphicssceneevent.cpp.

Referenced by _q_hoverFromMouseEvent(), and cloneEvent().

{
    Q_D(QGraphicsSceneHoverEvent);
    d->screenPos = pos;
}

---

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

• /src/gui/graphicsview/qgraphicssceneevent.h
• /src/gui/graphicsview/qgraphicssceneevent.cpp