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#include "qfxwidgetcontainer.h"
#include <qsimplecanvas.h>
#include <qgraphicswidget.h>

QT_BEGIN_NAMESPACE

/*!
    \qmlclass WidgetContainer QFxWidgetContainer
    \brief The WidgetContainer element allows you to add QGraphicsWidgets into Fluid UI elements.
*/

/*!
    \internal
    \class QFxWidgetContainer
    \brief The QFxWidgetContainer class allows you to add QGraphicsWidgets into Fluid UI applications.
*/

QML_DEFINE_TYPE(QFxWidgetContainer, WidgetContainer)

QFxWidgetContainer::QFxWidgetContainer(QFxItem *parent)
: QFxItem(parent), _graphicsWidget(0)
{
}

QFxWidgetContainer::~QFxWidgetContainer()
{
}

QGraphicsWidget *QFxWidgetContainer::graphicsWidget() const
{
    return _graphicsWidget;
}

/*!
    \qmlproperty QGraphicsWidget QFxWidgetContainer::graphicsWidget
    The QGraphicsWidget associated with this element.
*/
void QFxWidgetContainer::setGraphicsWidget(QGraphicsWidget *widget)
{
    if (widget == _graphicsWidget)
        return;

    _graphicsWidget = widget;

    QSimpleCanvas *c = canvas();
    if (!c)
        return;

    if (c->canvasMode() != QSimpleCanvas::GraphicsView) {
        qWarning("QFxWidgetContainer: Cannot add a widget to a non-graphicsview canvas. You might need to set QFX_USE_GRAPHICSVIEW=1");
        return;
    }

    QGraphicsItem *item = (QGraphicsItem *)(*this);
    _graphicsWidget->setParentItem(item);
}

void QFxWidgetContainer::canvasChanged()
{
    if (_graphicsWidget) {
        QGraphicsWidget *w = _graphicsWidget;
        _graphicsWidget = 0;
        setGraphicsWidget(w);
    }
}

QT_END_NAMESPACE