QLinuxFbIntegrationPrivate Class Reference

Public Functions
void	closeTty ()
void	openTty ()
	QLinuxFbIntegrationPrivate ()
	~QLinuxFbIntegrationPrivate ()

Public Variables
bool	blank
QString	displaySpec
bool	doGraphicsMode
int	fd
long	oldKdMode
int	startupd
int	startuph
int	startupw
QString	ttyDevice
int	ttyfd

Detailed Description

Definition at line 73 of file qlinuxfbintegration.cpp.

Constructors and Destructors

QLinuxFbIntegrationPrivate()

QLinuxFbIntegrationPrivate::QLinuxFbIntegrationPrivate

(

)

Definition at line 98 of file qlinuxfbintegration.cpp.

    : fd(-1), blank(true), doGraphicsMode(true),
#ifdef QT_QWS_DEPTH_GENERIC
      doGenericColors(false),
#endif
      ttyfd(-1), oldKdMode(KD_TEXT)
{
}

~QLinuxFbIntegrationPrivate()

QLinuxFbIntegrationPrivate::~QLinuxFbIntegrationPrivate

(

)

Definition at line 107 of file qlinuxfbintegration.cpp.

{
    closeTty();
}

Functions

closeTty()

void QLinuxFbIntegrationPrivate::closeTty

(

)

Definition at line 143 of file qlinuxfbintegration.cpp.

Referenced by ~QLinuxFbIntegrationPrivate().

{
    if (ttyfd == -1)
        return;

    if (doGraphicsMode)
        ioctl(ttyfd, KDSETMODE, oldKdMode);

    // Blankin' screen, blinkin' cursor!
    const char termctl[] = "\033[9;15]\033[?33h\033[?25h\033[?0c";
    QT_WRITE(ttyfd, termctl, sizeof(termctl));

    QT_CLOSE(ttyfd);
    ttyfd = -1;
}

openTty()

void QLinuxFbIntegrationPrivate::openTty

(

)

Definition at line 112 of file qlinuxfbintegration.cpp.

Referenced by QLinuxFbIntegration::initDevice().

{
    const char *const devs[] = {"/dev/tty0", "/dev/tty", "/dev/console", 0};

    if (ttyDevice.isEmpty()) {
        for (const char * const *dev = devs; *dev; ++dev) {
            ttyfd = QT_OPEN(*dev, O_RDWR);
            if (ttyfd != -1)
                break;
        }
    } else {
        ttyfd = QT_OPEN(ttyDevice.toAscii().constData(), O_RDWR);
    }

    if (ttyfd == -1)
        return;

    if (doGraphicsMode) {
        ioctl(ttyfd, KDGETMODE, &oldKdMode);
        if (oldKdMode != KD_GRAPHICS) {
            int ret = ioctl(ttyfd, KDSETMODE, KD_GRAPHICS);
            if (ret == -1)
                doGraphicsMode = false;
        }
    }

    // No blankin' screen, no blinkin' cursor!, no cursor!
    const char termctl[] = "\033[9;0]\033[?33l\033[?25l\033[?1c";
    QT_WRITE(ttyfd, termctl, sizeof(termctl));
}

Properties

blank

bool QLinuxFbIntegrationPrivate::blank

Definition at line 86 of file qlinuxfbintegration.cpp.

Referenced by QLinuxFbIntegration::blank().

displaySpec

QString QLinuxFbIntegrationPrivate::displaySpec

Definition at line 95 of file qlinuxfbintegration.cpp.

doGraphicsMode

bool QLinuxFbIntegrationPrivate::doGraphicsMode

Definition at line 88 of file qlinuxfbintegration.cpp.

Referenced by closeTty(), QLinuxFbIntegration::connect(), and openTty().

fd

int QLinuxFbIntegrationPrivate::fd

Definition at line 82 of file qlinuxfbintegration.cpp.

Referenced by QLinuxFbIntegration::blank(), QLinuxFbIntegration::connect(), and QLinuxFbIntegration::initDevice().

oldKdMode

long QLinuxFbIntegrationPrivate::oldKdMode

Definition at line 93 of file qlinuxfbintegration.cpp.

Referenced by closeTty(), and openTty().

startupd

int QLinuxFbIntegrationPrivate::startupd

Definition at line 85 of file qlinuxfbintegration.cpp.

Referenced by QLinuxFbIntegration::initDevice().

startuph

int QLinuxFbIntegrationPrivate::startuph

Definition at line 84 of file qlinuxfbintegration.cpp.

Referenced by QLinuxFbIntegration::initDevice().

startupw

int QLinuxFbIntegrationPrivate::startupw

Definition at line 83 of file qlinuxfbintegration.cpp.

Referenced by QLinuxFbIntegration::initDevice().

ttyDevice

QString QLinuxFbIntegrationPrivate::ttyDevice

Definition at line 94 of file qlinuxfbintegration.cpp.

Referenced by QLinuxFbIntegration::connect(), and openTty().

ttyfd

int QLinuxFbIntegrationPrivate::ttyfd

Definition at line 92 of file qlinuxfbintegration.cpp.

Referenced by closeTty(), and openTty().

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

• /src/plugins/platforms/linuxfb/qlinuxfbintegration.cpp