DataHeader Class Reference

Header used by DataBuilderView. More...

#include <builderview.h>

Inheritance diagram for DataHeader:

Collaboration diagram for DataHeader:

List of all members.

Public Member Functions
	DataHeader (BaseQueryModel *base, QWidget *parent=0)
QSize	sizeHint () const
DataHeaderViewPort *	viewPort () const
int	sectionCount () const
QVariant	data (const int section, const int role) const
Protected Member Functions
bool	viewportEvent (QEvent *event)

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Detailed Description

Header used by DataBuilderView.

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Constructor & Destructor Documentation

DataHeader::DataHeader	(	BaseQueryModel *	base,
		QWidget *	parent = 0
	)

                                                                      : QScrollArea(parent)
{
    setWidget(new DataHeaderViewPort(base, this));
    setWidgetResizable(true);
    setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOn);
    setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
    setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Fixed);
}

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Member Function Documentation

QVariant DataHeader::data	(	const int	section,
		const int	role
	)			const

Referenced by BaseQueryModel::headerData().

{
    Q_ASSERT(viewPort());
    Q_ASSERT(viewPort()->section(section));
    return viewPort()->section(section)->data(role);
}

int DataHeader::sectionCount

(

)

const

{
    return viewPort()->sectionCount();
}

QSize DataHeader::sizeHint

(

)

const

{
    QSize size = QScrollArea::sizeHint();
    return QSize(size.width(), frameWidth() + viewPort()->frameGeometry().height() + horizontalScrollBar()->height());
}

DataHeaderViewPort * DataHeader::viewPort

(

)

const

Referenced by Builder::Builder(), data(), Factory::Factory(), sectionCount(), and sizeHint().

{ //note there exists non-virtual viewport()!
    Q_ASSERT(dynamic_cast<DataHeaderViewPort*>(QScrollArea::widget()));
    return dynamic_cast<DataHeaderViewPort*>(QScrollArea::widget());
}

bool DataHeader::viewportEvent

(

QEvent *

event

)

[protected]

{
    //Deze layoutrequest komt van viewport en zegt dat het veranderd is. Daar sizeHint afhangt van viewport, moet er een updateGeometry gebeuren.
    if (event->type() == QEvent::LayoutRequest) updateGeometry();
    return QScrollArea::viewportEvent(event);
}

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

• builderview.h
• builderview.cpp