QTGraphicsWidget

A Widget wrapper around a QTGraphicsWindow that allows it to be used inside the UI framework. More...

Inheritance diagram for QTGraphicsWidget:

Collaboration diagram for QTGraphicsWidget:

Public Member Functions
	QTGraphicsWidget (QTGraphicsWindow *window, QWidget *parent=nullptr)
	Constructs the widget wrapper around a graphics window.
virtual	~QTGraphicsWidget ()
	Destructor.
bool	eventCallback (QEvent *event)
	Handles events forwarded from the widget.
bool	eventFilter (QObject *watched, QEvent *e) override
	Event filter for forwarding events to the graphics window.
QTGraphicsWindow *	graphicsWindow ()
	Returns the contained graphics window.
void	mouseInScreenSignal (bool mouse_in_screen)
	Emitted when the mouse enters or leaves the widget.
void	setCamera (const DynamicPointer< Camera > &camera)
	Sets the camera for the contained graphics window.
void	setModelManager (QTModelManager *manager)
	Sets the model manager for the contained window.
void	updateBackgroundColor ()
	Updates the widget background from the camera settings.
void	updateSize () override
	Updates the widget and window size.
Public Member Functions inherited from WindowContainer
	WindowContainer (QWidget *parent=nullptr)
	Constructs a WindowContainer with an optional parent.
bool	event (QEvent *event) override
	Handles show/hide events and forwards all events to the optional event forwarder.
void	paintEvent (QPaintEvent *event) override
	Handles paint events, updating the embedded window size on non-special-window platforms.
void	setEventForwarder (const std::function< bool(QEvent *event)> &forwarder)
	Sets a callback function that receives all events for custom processing.
void	setWidget (QWidget *window)
	Sets a QWidget as the contained child widget.
void	setWindow (QWindow *window)
	Sets a QWindow as the contained window, wrapping it in a QWidget container.
void	visibleHack ()
	Workaround to force proper visibility of the embedded window on some platforms.
QPoint	windowOffset () const
	Returns the global position offset for the embedded window.

Protected Attributes
RGBColor	m_background_color = Constant<RGBColor>::Invalid
	Cached background color.
QTimer *	m_check_visibility_timer
	Timer for checking visibility changes.
QTGraphicsWindow *	m_window
	The contained graphics window.
Protected Attributes inherited from WindowContainer
QWidget *	m_container
	The QWidget wrapping the embedded window or set directly via setWidget().
std::function< bool(QEvent *event)>	m_event_forwarder
	Optional callback that receives all events for custom handling.
QSize	m_last_paint_size
	The size at the last paint event, used for incremental repainting.
QTimer *	m_location_timer
	Timer used on some platforms to poll and update window position.
QWindow *	m_window
	The embedded QWindow, if set via setWindow().

Additional Inherited Members
Static Public Member Functions inherited from WindowContainer
static Qt::WindowFlags	windowFlags ()
	Returns the platform-specific window flags for the embedded window.

Detailed Description

A Widget wrapper around a QTGraphicsWindow that allows it to be used inside the UI framework.

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Definition at line 183 of file QtGraphicsWindow.h.

Constructor & Destructor Documentation

QTGraphicsWidget()

QTGraphicsWidget::QTGraphicsWidget	(	QTGraphicsWindow *	window,
		QWidget *	parent = nullptr )

Constructs the widget wrapper around a graphics window.

Parameters

[in]	window	The graphics window.
[in]	parent	Optional parent widget.

Member Function Documentation

eventCallback()

bool QTGraphicsWidget::eventCallback

(

QEvent *

event

)

Handles events forwarded from the widget.

Parameters

[in]

event

The event.

Returns

True if handled.

References WindowContainer::event().

eventFilter()

bool QTGraphicsWidget::eventFilter ( QObject * watched, QEvent * e )

override

Event filter for forwarding events to the graphics window.

Parameters

[in]	watched	The watched object.
[in]	e	The event.

Returns

True if filtered.

graphicsWindow()

QTGraphicsWindow * QTGraphicsWidget::graphicsWindow ( )

inline

Returns the contained graphics window.

Returns

The graphics window pointer.

Definition at line 214 of file QtGraphicsWindow.h.

References m_window.

mouseInScreenSignal()

void QTGraphicsWidget::mouseInScreenSignal

(

bool

mouse_in_screen

)

Emitted when the mouse enters or leaves the widget.

Parameters

[in]

mouse_in_screen

Whether the mouse is in the widget.

setCamera()

void QTGraphicsWidget::setCamera

(

const DynamicPointer< Camera > &

camera

)

Sets the camera for the contained graphics window.

Parameters

[in]

camera

The camera pointer.

setModelManager()

void QTGraphicsWidget::setModelManager

(

QTModelManager *

manager

)

Sets the model manager for the contained window.

Parameters

[in]

manager

The model manager.

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

• NDEVRGraphics/Headers/QtGraphicsWindow.h