QGraphicsWidget Class

Header：#include < QGraphicsWidget >
qmake：QT += widgets
Since：Qt 4.4
Inherits：QGraphicsObject and QGraphicsLayoutItem
Inherited By：QGraphicsProxyWidget

This class was introduced in Qt 4.4.

Public Types

enum anonymous { Type }

Properties

autoFillBackground : bool
focusPolicy : Qt::FocusPolicy
font : QFont
geometry : QRectF
layout : QGraphicsLayout*
layoutDirection : Qt::LayoutDirection
maximumSize : const QSizeF
minimumSize : const QSizeF
palette : QPalette
preferredSize : const QSizeF
size : QSizeF
sizePolicy : const QSizePolicy
windowFlags : Qt::WindowFlags
windowTitle : QString

Public Functions

QGraphicsWidget(QGraphicsItem *parent = nullptr, Qt::WindowFlags wFlags = Qt::WindowFlags())
virtual ~QGraphicsWidget()
QList<QAction *> actions() const
void addAction(QAction *action)
void addActions(QList<QAction *> actions)
void adjustSize()
bool autoFillBackground() const
Qt::FocusPolicy focusPolicy() const
QGraphicsWidget *focusWidget() const
QFont font() const
void getWindowFrameMargins(qreal *left, qreal *top, qreal *right, qreal *bottom) const
int grabShortcut(const QKeySequence &sequence, Qt::ShortcutContext context = Qt::WindowShortcut)
void insertAction(QAction *before, QAction *action)
void insertActions(QAction *before, QList<QAction *> actions)
bool isActiveWindow() const
QGraphicsLayout *layout() const
Qt::LayoutDirection layoutDirection() const
virtual void paintWindowFrame(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = nullptr)
QPalette palette() const
QRectF rect() const
void releaseShortcut(int id)
void removeAction(QAction *action)
void resize(const QSizeF &size)
void resize(qreal w, qreal h)
void setAttribute(Qt::WidgetAttribute attribute, bool on = true)
void setAutoFillBackground(bool enabled)
void setContentsMargins(QMarginsF margins)
void setContentsMargins(qreal left, qreal top, qreal right, qreal bottom)
void setFocusPolicy(Qt::FocusPolicy policy)
void setFont(const QFont &font)
void setGeometry(qreal x, qreal y, qreal w, qreal h)
void setLayout(QGraphicsLayout *layout)
void setLayoutDirection(Qt::LayoutDirection direction)
void setPalette(const QPalette &palette)
void setShortcutAutoRepeat(int id, bool enabled = true)
void setShortcutEnabled(int id, bool enabled = true)
void setStyle(QStyle *style)
void setWindowFlags(Qt::WindowFlags wFlags)
void setWindowFrameMargins(QMarginsF margins)
void setWindowFrameMargins(qreal left, qreal top, qreal right, qreal bottom)
void setWindowTitle(const QString &title)
QSizeF size() const
QStyle *style() const
bool testAttribute(Qt::WidgetAttribute attribute) const
void unsetLayoutDirection()
void unsetWindowFrameMargins()
Qt::WindowFlags windowFlags() const
QRectF windowFrameGeometry() const
QRectF windowFrameRect() const
QString windowTitle() const
Qt::WindowType windowType() const

Reimplemented Public Functions

virtual QRectF boundingRect() const override
virtual void getContentsMargins(qreal *left, qreal *top, qreal *right, qreal *bottom) const override
virtual void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = nullptr) override
virtual void setGeometry(const QRectF &rect) override
virtual QPainterPath shape() const override
virtual int type() const override

Public Slots

bool close()

Signals

void geometryChanged()
void layoutChanged()

Static Public Members

void setTabOrder(QGraphicsWidget *first, QGraphicsWidget *second)

Protected Functions

virtual void changeEvent(QEvent *event)
virtual void closeEvent(QCloseEvent *event)
virtual bool focusNextPrevChild(bool next)
virtual void grabKeyboardEvent(QEvent *event)
virtual void grabMouseEvent(QEvent *event)
virtual void hideEvent(QHideEvent *event)
virtual void initStyleOption(QStyleOption *option) const
virtual void moveEvent(QGraphicsSceneMoveEvent *event)
virtual void polishEvent()
virtual void resizeEvent(QGraphicsSceneResizeEvent *event)
virtual void showEvent(QShowEvent *event)
virtual void ungrabKeyboardEvent(QEvent *event)
virtual void ungrabMouseEvent(QEvent *event)
virtual bool windowFrameEvent(QEvent *event)
virtual Qt::WindowFrameSection windowFrameSectionAt(const QPointF &pos) const

Reimplemented Protected Functions

virtual bool event(QEvent *event) override
virtual void focusInEvent(QFocusEvent *event) override
virtual void focusOutEvent(QFocusEvent *event) override
virtual void hoverLeaveEvent(QGraphicsSceneHoverEvent *event) override
virtual void hoverMoveEvent(QGraphicsSceneHoverEvent *event) override
virtual QVariant itemChange(QGraphicsItem::GraphicsItemChange change, const QVariant &value) override
virtual bool sceneEvent(QEvent *event) override
virtual QSizeF sizeHint(Qt::SizeHint which, const QSizeF &constraint = QSizeF()) const override
virtual void updateGeometry