QtxWorkstackDrag Class Reference

Workstack drag object.

#include <QtxWorkstack.h>

Inheritance diagram for QtxWorkstackDrag:

Public Member Functions
	QtxWorkstackDrag (QtxWorkstack *, QtxWorkstackChild *)
	Constructor.
virtual	~QtxWorkstackDrag ()
	Destructor.
virtual bool	eventFilter (QObject *, QEvent *)
	Custom event filter.
Private Member Functions
void	dropWidget ()
	Called when drop operation is finished.
void	updateTarget (const QPoint &)
	Detect and set dropping target widget.
QtxWorkstackArea *	detectTarget (const QPoint &, int &) const
	Detect dropping target.
void	setTarget (QtxWorkstackArea *, const int)
	Set dropping target.
void	drawRect ()
	Draw floating rectangle.
void	endDrawRect ()
	Delete rubber band on the end on the dragging operation.
void	startDrawRect ()
	Create rubber band to be drawn on the dragging operation.
Private Attributes
QtxWorkstack *	myWS
	parent workstack
QtxWorkstackChild *	myChild
	workstack child widget container
int	myTab
	workarea tab page index
QtxWorkstackArea *	myArea
	workarea
QRubberBand *	myTabRect
	tab bar rubber band
QRubberBand *	myAreaRect
	workarea rubber band

---

Constructor & Destructor Documentation

QtxWorkstackDrag::QtxWorkstackDrag	(	QtxWorkstack *	ws,
		QtxWorkstackChild *	child
	)

Parameters:

ws	parent workstack
child	child widget container

QtxWorkstackDrag::~QtxWorkstackDrag

(

)

[virtual]

References endDrawRect().

---

Member Function Documentation

bool QtxWorkstackDrag::eventFilter	(	QObject *	,
		QEvent *	e
	)		[virtual]

Parameters:

o	event receiver widget
e	event

Returns:

true if event should be filtered (stop further processing)

References drawRect(), dropWidget(), endDrawRect(), and updateTarget().

void QtxWorkstackDrag::dropWidget

(

)

[private]

Inserts dropped widget to the target workarea.

References QtxWorkstackArea.insertChild(), myArea, myChild, and myTab.

void QtxWorkstackDrag::updateTarget

(

const QPoint &

p

)

[private]

Parameters:

p	current dragging position

References detectTarget(), and setTarget().

QtxWorkstackArea * QtxWorkstackDrag::detectTarget	(	const QPoint &	p,
		int &	tab
	)		const [private]

Parameters:

p	current dragging position
tab	resulting target tab page index

Returns:

target workarea or 0 if there is no correct drop target

References QtxWorkstack.areaAt(), myWS, and QtxWorkstackArea.tabAt().

void QtxWorkstackDrag::setTarget	(	QtxWorkstackArea *	area,
		const int	tab
	)		[private]

Parameters:

area	new target workarea
tab	target workarea's tab page index

References drawRect(), myArea, myTab, and startDrawRect().

void QtxWorkstackDrag::drawRect

(

)

[private]

References QtxWorkstackArea.floatRect(), QtxWorkstackArea.floatTab(), myArea, myAreaRect, myTab, and myTabRect.

void QtxWorkstackDrag::endDrawRect

(

)

[private]

References myAreaRect, and myTabRect.

void QtxWorkstackDrag::startDrawRect

(

)

[private]

References myAreaRect, myTabRect, and Plot2d.Rectangle.

---

Field Documentation

QtxWorkstack* QtxWorkstackDrag.myWS [private]

QtxWorkstackChild* QtxWorkstackDrag.myChild [private]

int QtxWorkstackDrag.myTab [private]

QtxWorkstackArea* QtxWorkstackDrag.myArea [private]

QRubberBand* QtxWorkstackDrag.myTabRect [private]

QRubberBand* QtxWorkstackDrag.myAreaRect [private]