pvreglscreen.cpp File Reference

#include "pvreglscreen.h"
#include "pvreglwindowsurface.h"
#include "pvrqwsdrawable_p.h"
#include <QRegExp>
#include <qwindowsystem_qws.h>
#include <qscreentransformed_qws.h>
#include <sys/stat.h>
#include <sys/ioctl.h>
#include <sys/kd.h>
#include <fcntl.h>
#include <unistd.h>

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Functions
static const QScreen *	parentScreen (const QScreen *current, const QScreen *lookingFor)
	[1] More...

Function Documentation

parentScreen()

static const QScreen* parentScreen ( const QScreen *  current, const QScreen *  lookingFor  )

static

[1]

Definition at line 216 of file pvreglscreen.cpp.

Referenced by PvrEglScreen::createSurface(), and PvrEglScreen::transformation().

{
    if (!current)
        return 0;
    switch (current->classId()) {
    case QScreen::ProxyClass:
    case QScreen::TransformedClass: {
        const QScreen *child =
            static_cast<const QProxyScreen *>(current)->screen();
        if (child == lookingFor)
            return current;
        else
            return parentScreen(child, lookingFor);
    }
    // Not reached.

    case QScreen::MultiClass: {
        QList<QScreen *> screens = current->subScreens();
        foreach (QScreen *screen, screens) {
            if (screen == lookingFor)
                return current;
            const QScreen *parent = parentScreen(screen, lookingFor);
            if (parent)
                return parent;
        }
    }
    break;

    default: break;
    }
    return 0;
}