qmaccocoaviewcontainer_mac.mm

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#import <Cocoa/Cocoa.h>
#include <private/qwidget_p.h>
#include "qmaccocoaviewcontainer_mac.h"
#include <private/qt_mac_p.h>

QT_BEGIN_NAMESPACE

class QMacCocoaViewContainerPrivate : public QWidgetPrivate
{
    Q_DECLARE_PUBLIC(QMacCocoaViewContainer)
public:
    NSView *nsview;
#ifndef QT_MAC_USE_COCOA
    HIViewRef wrapperView;
#endif
    QMacCocoaViewContainerPrivate();
    ~QMacCocoaViewContainerPrivate();
};

QMacCocoaViewContainerPrivate::QMacCocoaViewContainerPrivate()
     : nsview(0)
#ifndef QT_MAC_USE_COCOA
       , wrapperView(0)
#endif
{
}

QMacCocoaViewContainerPrivate::~QMacCocoaViewContainerPrivate()
{
    [nsview release];
#ifndef QT_MAC_USE_COCOA
    if (wrapperView)
        CFRelease(wrapperView);
#endif
}

QMacCocoaViewContainer::QMacCocoaViewContainer(void *cocoaViewToWrap, QWidget *parent)
   : QWidget(*new QMacCocoaViewContainerPrivate, parent, 0)
{
    if (cocoaViewToWrap)
        setCocoaView(cocoaViewToWrap);

    // QMacCocoaViewContainer requires a native window handle.
    setAttribute(Qt::WA_NativeWindow);
}

QMacCocoaViewContainer::~QMacCocoaViewContainer()
{
}

void *QMacCocoaViewContainer::cocoaView() const
{
    Q_D(const QMacCocoaViewContainer);
    return [[d->nsview retain] autorelease];
}

void QMacCocoaViewContainer::setCocoaView(void *cocoaViewToWrap)
{
    Q_D(QMacCocoaViewContainer);
    QMacCocoaAutoReleasePool pool;
    NSView *view = static_cast<NSView *>(cocoaViewToWrap);
    NSView *oldView = d->nsview;
    destroy(true, true);
    [view retain];
    d->nsview = view;
#ifndef QT_MAC_USE_COCOA
    if (QSysInfo::MacintoshVersion < QSysInfo::MV_10_5) {
        qWarning("QMacCocoaViewContainer::setCocoaView: You cannot use this class with Carbon on versions of Mac OS X less than 10.5.");
        return;
    }
#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5
    if (d->wrapperView)
        CFRelease(d->wrapperView);
    HICocoaViewCreate(d->nsview, 0, &d->wrapperView);
    create(WId(d->wrapperView), false, true);
#endif
#else
    create(WId(d->nsview), false, true);
#endif
    [oldView release];
}

QT_END_NAMESPACE