qapplication_qws.cpp File Reference

#include "qglobal.h"
#include "qlibrary.h"
#include "qcursor.h"
#include "qapplication.h"
#include "private/qapplication_p.h"
#include "qwidget.h"
#include "qbitarray.h"
#include "qpainter.h"
#include "qpixmapcache.h"
#include "qdatetime.h"
#include "qtextcodec.h"
#include "qdatastream.h"
#include "qbuffer.h"
#include "qsocketnotifier.h"
#include "qsessionmanager.h"
#include "qclipboard.h"
#include "qbitmap.h"
#include "qwssocket_qws.h"
#include "qtransportauth_qws.h"
#include "private/qtransportauth_qws_p.h"
#include "qwsevent_qws.h"
#include "private/qwscommand_qws_p.h"
#include "qwsproperty_qws.h"
#include "qscreen_qws.h"
#include "qscreenproxy_qws.h"
#include "qcopchannel_qws.h"
#include "private/qlock_p.h"
#include "private/qwslock_p.h"
#include "qwsmanager_qws.h"
#include "qwindowsystem_qws.h"
#include "private/qwindowsystem_p.h"
#include "qdecorationfactory_qws.h"
#include "qwsdisplay_qws.h"
#include "private/qwsdisplay_qws_p.h"
#include "private/qwsinputcontext_p.h"
#include "qfile.h"
#include "qhash.h"
#include "qdesktopwidget.h"
#include "qcolormap.h"
#include "private/qcursor_p.h"
#include "qsettings.h"
#include "qdebug.h"
#include "qeventdispatcher_qws_p.h"
#include "qeventdispatcher_glib_qws_p.h"
#include "private/qwidget_p.h"
#include "private/qbackingstore_p.h"
#include "private/qwindowsurface_qws_p.h"
#include "private/qfont_p.h"
#include <unistd.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <locale.h>
#include <errno.h>
#include <fcntl.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <qvfbhdr.h>

Go to the source code of this file.

Classes
class	QETWidget

Macros
#define	AllValues   0x000F
#define	HeightValue   0x0008
#define	NoValue   0x0000
#define	WidthValue   0x0004
#define	XNegative   0x0010
#define	XValue   0x0001
#define	YNegative   0x0020
#define	YValue   0x0002

Typedefs
typedef void(*	TransformFunc) (QScreen *, int)

Functions
static TransformFunc	getTransformationFunction ()
static void	init_display ()
static int	parseGeometry (const char *string, int *x, int *y, int *width, int *height)
void Q_GUI_EXPORT	qt_app_reinit (const QString &newAppName)
void	qt_cleanup ()
void	qt_client_enqueue (const QWSEvent *event)
void	qt_directpainter_embedevent (QDirectPainter *dp, const QWSEmbedEvent *e)
void	qt_directpainter_region (QDirectPainter *dp, const QRegion &alloc, int type)
QList< QWSCommand * > *	qt_get_server_queue ()
void	qt_init (QApplicationPrivate *priv, int type)
void	qt_init_display ()
void	qt_server_enqueue (const QWSCommand *command)
static void	qt_set_qws_resources ()
static bool	qt_try_modal (QWidget *, QWSEvent *)
QString	qws_dataDir ()
Q_GUI_EXPORT QString	qws_qtePipeFilename ()
void	qws_setScreenTransformation (QScreen *, int)
static bool	read_bool_env_var (const char *var, bool defaultvalue)
static int	read_int_env_var (const char *var, int defaultvalue)
static int	ReadInteger (char *string, char **NextString)
static void	setMaxWindowRect (const QRect &rect)
static void	setScreenTransformation (int screenNo, int transformation)

Variables
static const int	AnyButton = (Qt::LeftButton | Qt::MidButton | Qt::RightButton)
static bool	app_do_modal = false
static const char *	appBGCol = 0
static const char *	appBTNCol = 0
static const char *	appFGCol = 0
static const char *	appFont = 0
static QString	appName
static QList< QWSEvent * >	incoming
static int	mouse_double_click_distance = 5
static int	mouse_state = 0
static int	mouse_x_root = -1
static int	mouse_y_root = -1
static int	mouseButtonPressed = 0
static int	mouseButtonPressTime = 0
static QPointer< QWidget > *	mouseInWidget = 0
static short	mouseXPos
static short	mouseYPos
static const char *	mwGeometry = 0
static const char *	mwTitle = 0
static int	openPopupCount = 0
static QList< QWSCommand * >	outgoing
static QWidget *	popupButtonFocus = 0
static bool	popupCloseDownMode = false
static bool	popupGrabOk
static QWidget *	popupOfPopupButtonFocus = 0
QApplication::Type	qt_appType
QWidget *	qt_button_down = 0
QDesktopWidget *	qt_desktopWidget
Q_GUI_EXPORT QWSDisplay *	qt_fbdpy = 0
WId	qt_last_cursor = 0xffffffff
QPointer< QWidget >	qt_last_mouse_receiver = 0
int *	qt_last_x = 0
int *	qt_last_y = 0
QWidgetList *	qt_modal_stack
QWidget *	qt_mouseGrb = 0
QWidget *	qt_pressGrab = 0
int	qt_servershmid = -1
bool	qws_accel = true
Q_GUI_EXPORT int	qws_client_id = 0
static int	qws_connection_timeout = 5
Q_GUI_EXPORT int	qws_display_id = 0
QByteArray	qws_display_spec (":0")
bool	qws_overrideCursor = false
bool	qws_savefonts = false
bool	qws_screen_is_interlaced =false
bool	qws_shared_memory = false
static bool	qws_single_process
bool	qws_sw_cursor = true
const int	qwsSharedRamSize = 1 * 1024
static bool	sm_blockUserInput = false

Macro Definition Documentation

AllValues

#define AllValues   0x000F

Definition at line 2392 of file qapplication_qws.cpp.

HeightValue

#define HeightValue   0x0008

Definition at line 2391 of file qapplication_qws.cpp.

Referenced by QApplicationPrivate::applyX11SpecificCommandLineArguments(), and parseGeometry().

NoValue

#define NoValue   0x0000

Definition at line 2387 of file qapplication_qws.cpp.

Referenced by parseGeometry().

WidthValue

#define WidthValue   0x0004

Definition at line 2390 of file qapplication_qws.cpp.

Referenced by QApplicationPrivate::applyX11SpecificCommandLineArguments(), and parseGeometry().

XNegative

#define XNegative   0x0010

Definition at line 2393 of file qapplication_qws.cpp.

Referenced by QApplicationPrivate::applyX11SpecificCommandLineArguments(), and parseGeometry().

XValue

#define XValue   0x0001

Definition at line 2388 of file qapplication_qws.cpp.

Referenced by QApplicationPrivate::applyX11SpecificCommandLineArguments(), and parseGeometry().

YNegative

#define YNegative   0x0020

Definition at line 2394 of file qapplication_qws.cpp.

Referenced by QApplicationPrivate::applyX11SpecificCommandLineArguments(), and parseGeometry().

YValue

#define YValue   0x0002

Definition at line 2389 of file qapplication_qws.cpp.

Referenced by QApplicationPrivate::applyX11SpecificCommandLineArguments(), and parseGeometry().

Typedef Documentation

TransformFunc

typedef void(* TransformFunc) (QScreen *, int)

Definition at line 270 of file qapplication_qws.cpp.

Function Documentation

getTransformationFunction()

static TransformFunc getTransformationFunction ( )

static

Definition at line 274 of file qapplication_qws.cpp.

Referenced by QApplicationPrivate::setScreenTransformation().

{
    static TransformFunc func = 0;

    if (!func) {
#ifdef QT_NO_QWS_TRANSFORMED
#  ifndef QT_NO_LIBRARY
        // symbol is not built into the library, search for the plugin
        const QStringList paths = QApplication::libraryPaths();
        foreach (const QString &path, paths) {
            const QString file = path + QLatin1String("/gfxdrivers/libqgfxtransformed");
            func = (TransformFunc)QLibrary::resolve(file,
                                                    "qws_setScreenTransformation");
            if (func)
                break;
        }
#  endif
#else
        func = qws_setScreenTransformation;
#endif
        if (!func)
            func = (TransformFunc)-1;
    }

    if (func == (TransformFunc)-1)
        return 0;

    return func;
}

init_display()

static void init_display ( )

static

Definition at line 2126 of file qapplication_qws.cpp.

Referenced by qt_init(), and qt_init_display().

{
    if (qt_fbdpy) return; // workaround server==client case

    // Connect to FB server
    qt_fbdpy = new QWSDisplay();

    // Get display parameters
    // Set paintdevice parameters
    // XXX initial info sent from server
    // Misc. initialization

    QColormap::initialize();
    QFont::initialize();
#ifndef QT_NO_CURSOR
    QCursorData::initialize();
#endif

    qApp->setObjectName(appName);

    if (!QApplicationPrivate::sys_font) {
#ifdef QT_NO_FREETYPE
        QFont f = QFont(QLatin1String("helvetica"), 10);
#else
        QFont f = QFont(QLatin1String("DejaVu Sans"), 12);
#endif
        QApplicationPrivate::setSystemFont(f);
    }
    qt_set_qws_resources();
}

parseGeometry()

static int parseGeometry ( const char *  string, int *  x, int *  y, int *  width, int *  height  )

static

Definition at line 2461 of file qapplication_qws.cpp.

{
        int mask = NoValue;
        register char *strind;
        unsigned int tempWidth=0, tempHeight=0;
        int tempX=0, tempY=0;
        char *nextCharacter;

        if (!string || (*string == '\0')) return mask;
        if (*string == '=')
                string++;  /* ignore possible '=' at beg of geometry spec */

        strind = const_cast<char *>(string);
        if (*strind != '+' && *strind != '-' && *strind != 'x') {
                tempWidth = ReadInteger(strind, &nextCharacter);
                if (strind == nextCharacter)
                    return 0;
                strind = nextCharacter;
                mask |= WidthValue;
        }

        if (*strind == 'x' || *strind == 'X') {
                strind++;
                tempHeight = ReadInteger(strind, &nextCharacter);
                if (strind == nextCharacter)
                    return 0;
                strind = nextCharacter;
                mask |= HeightValue;
        }

        if ((*strind == '+') || (*strind == '-')) {
                if (*strind == '-') {
                        strind++;
                        tempX = -ReadInteger(strind, &nextCharacter);
                        if (strind == nextCharacter)
                            return 0;
                        strind = nextCharacter;
                        mask |= XNegative;

                }
                else
                {        strind++;
                        tempX = ReadInteger(strind, &nextCharacter);
                        if (strind == nextCharacter)
                            return 0;
                        strind = nextCharacter;
                }
                mask |= XValue;
                if ((*strind == '+') || (*strind == '-')) {
                        if (*strind == '-') {
                                strind++;
                                tempY = -ReadInteger(strind, &nextCharacter);
                                if (strind == nextCharacter)
                                    return 0;
                                strind = nextCharacter;
                                mask |= YNegative;

                        }
                        else
                        {
                                strind++;
                                tempY = ReadInteger(strind, &nextCharacter);
                                if (strind == nextCharacter)
                                    return 0;
                                strind = nextCharacter;
                        }
                        mask |= YValue;
                }
        }

        /* If strind isn't at the end of the string then it's an invalid
                geometry specification. */

        if (*strind != '\0') return 0;

        if (mask & XValue)
            *x = tempX;
        if (mask & YValue)
            *y = tempY;
        if (mask & WidthValue)
            *width = tempWidth;
        if (mask & HeightValue)
            *height = tempHeight;
        return mask;
}

qt_app_reinit()

void Q_GUI_EXPORT qt_app_reinit

(

const QString &

newAppName

)

Definition at line 690 of file qapplication_qws.cpp.

Referenced by QWSDisplay::instance().

{
    qt_fbdpy->d->reinit( newAppName );
}

qt_cleanup()

void qt_cleanup

(

)

Definition at line 2336 of file qapplication_qws.cpp.

{
    QPixmapCache::clear();
#ifndef QT_NO_CURSOR
    QCursorData::cleanup();
#endif
    QFont::cleanup();
    QColormap::cleanup();

    if (qws_single_process) {
        QWSServer::closedown();
    }

    qDeleteAll(outgoing);
    outgoing.clear();
    qDeleteAll(incoming);
    incoming.clear();

    if (qt_is_gui_used) {
        delete qt_fbdpy;
    }
    qt_fbdpy = 0;

#ifndef QT_NO_QWS_MANAGER
    delete qws_decoration;
    qws_decoration = 0;
#endif

    delete mouseInWidget;
    mouseInWidget = 0;

#if !defined(QT_NO_IM)
    delete QApplicationPrivate::inputContext;
    QApplicationPrivate::inputContext = 0;
#endif
}

qt_client_enqueue()

void qt_client_enqueue

(

const QWSEvent *

event

)

Definition at line 474 of file qapplication_qws.cpp.

Referenced by QWSClient::sendEvent(), and QWSScreenSaver::~QWSScreenSaver().

{
    QWSEvent *copy = QWSEvent::factory(event->type);
    copy->copyFrom(event);
    incoming.append(copy);
}

qt_directpainter_embedevent()

void qt_directpainter_embedevent	(	QDirectPainter *	dp,
		const QWSEmbedEvent *	e
	)

Definition at line 244 of file qdirectpainter_qws.cpp.

Referenced by QApplication::qwsProcessEvent(), and QDirectPainter::region().

{
    if (event->type | QWSEmbedEvent::Region) {
        QScreen *screen = dp->d_func()->surface->screen();
        QRegion r = event->region;
        if (screen->isTransformed()) {
            const QSize screenSize(screen->width(), screen->height());
            r = screen->mapToDevice(r, screenSize);
        }
        dp->setRegion(r);
    }
}

qt_directpainter_region()

void qt_directpainter_region	(	QDirectPainter *	dp,
		const QRegion &	alloc,
		int	type
	)

Definition at line 223 of file qdirectpainter_qws.cpp.

Referenced by QApplication::qwsProcessEvent(), and QDirectPainter::region().

{
    QDirectPainterPrivate *d = dp->d_func();

    QRegion r = alloc;
    QScreen *screen = d->surface->screen();
    if (screen->isTransformed()) {
        const QSize screenSize(screen->width(), screen->height());
        r = screen->mapToDevice(r, screenSize);
    }
    if (type == QWSRegionEvent::Allocation) {
        d->surface->setClipRegion(alloc);
        d->seenRegion = true;
        if (dp != QDirectPainterPrivate::staticPainter) {
            if (!d->surface->flushingRegionEvents) // recursion guard
                dp->regionChanged(r);
        }
    }
}

qt_get_server_queue()

QList<QWSCommand*>* qt_get_server_queue

(

)

Definition at line 481 of file qapplication_qws.cpp.

Referenced by QEventDispatcherQWS::processEvents(), qwsEventSourceCheck(), qwsEventSourcePrepare(), QWSClient::readMoreCommand(), and QWSScreenSaver::~QWSScreenSaver().

{
    return &outgoing;
}

qt_init()

void qt_init	(	QApplicationPrivate *	priv,
		int	type
	)

Definition at line 2180 of file qapplication_qws.cpp.

{
#ifdef QT_NO_QWS_MULTIPROCESS
    if (type == QApplication::GuiClient)
        type = QApplication::GuiServer;
#endif
    if (type == QApplication::GuiServer)
        qt_is_gui_used = false; //we'll turn it on in a second
    qws_sw_cursor = read_bool_env_var("QWS_SW_CURSOR",qws_sw_cursor);
    qws_screen_is_interlaced = read_bool_env_var("QWS_INTERLACE",false);

    const char *display = ::getenv("QWS_DISPLAY");

#ifdef QT_QWS_DEFAULT_DRIVER_NAME
    if (!display) display = QT_QWS_DEFAULT_DRIVER_NAME;
#endif

    if (display)
        qws_display_spec = display; // since we setenv later!

    //qws_savefonts = qgetenv("QWS_SAVEFONTS") != 0;
    //qws_shared_memory = qgetenv("QWS_NOSHARED") == 0;

    mouse_double_click_distance = read_int_env_var("QWS_DBLCLICK_DISTANCE", 5);

    priv->inputContext = 0;

    int flags = 0;
    char *p;
    int argc = priv->argc;
    char **argv = priv->argv;
    int j;

    // Set application name

    if (argv && *argv) { //apparently, we allow people to pass 0 on the other platforms
        p = strrchr(argv[0], '/');
        appName = QString::fromLocal8Bit(p ? p + 1 : argv[0]);
    }

    // Get command line params

    j = argc ? 1 : 0;
    QString decoration;
    for (int i=1; i<argc; i++) {
        if (argv[i] && *argv[i] != '-') {
            argv[j++] = argv[i];
            continue;
        }
        QByteArray arg = argv[i];
        if (arg == "-fn" || arg == "-font") {
            if (++i < argc)
                appFont = argv[i];
        } else if (arg == "-bg" || arg == "-background") {
            if (++i < argc)
                appBGCol = argv[i];
        } else if (arg == "-btn" || arg == "-button") {
            if (++i < argc)
                appBTNCol = argv[i];
        } else if (arg == "-fg" || arg == "-foreground") {
            if (++i < argc)
                appFGCol = argv[i];
        } else if (arg == "-name") {
            if (++i < argc)
                appName = QString::fromLocal8Bit(argv[i]);
        } else if (arg == "-title") {
            if (++i < argc)
                mwTitle = argv[i];
        } else if (arg == "-geometry") {
            if (++i < argc)
                mwGeometry = argv[i];
        } else if (arg == "-shared") {
            qws_shared_memory = true;
        } else if (arg == "-noshared") {
            qws_shared_memory = false;
        } else if (arg == "-savefonts") {
            qws_savefonts = true;
        } else if (arg == "-nosavefonts") {
            qws_savefonts = false;
        } else if (arg == "-swcursor") {
            qws_sw_cursor = true;
        } else if (arg == "-noswcursor") {
            qws_sw_cursor = false;
        } else if (arg == "-keyboard") {
            flags &= ~QWSServer::DisableKeyboard;
        } else if (arg == "-nokeyboard") {
            flags |= QWSServer::DisableKeyboard;
        } else if (arg == "-mouse") {
            flags &= ~QWSServer::DisableMouse;
        } else if (arg == "-nomouse") {
            flags |= QWSServer::DisableMouse;
        } else if (arg == "-qws") {
            type = QApplication::GuiServer;
        } else if (arg == "-interlaced") {
            qws_screen_is_interlaced = true;
        } else if (arg == "-display") {
            if (++i < argc)
                qws_display_spec = argv[i];
        } else if (arg == "-decoration") {
            if (++i < argc)
                decoration = QString::fromLocal8Bit(argv[i]);
        } else {
            argv[j++] = argv[i];
        }
    }
    if(j < priv->argc) {
        priv->argv[j] = 0;
        priv->argc = j;
    }

    mouseInWidget = new QPointer<QWidget>;

    const QString disp = QString::fromLatin1(qws_display_spec);
    QRegExp regexp(QLatin1String(":(\\d+)$"));
    if (regexp.lastIndexIn(disp) != -1) {
        const QString capture = regexp.cap(1);
        bool ok = false;
        int id = capture.toInt(&ok);
        if (ok)
            qws_display_id = id;
    }

    if (type == QApplication::GuiServer) {
        qt_appType = QApplication::Type(type);
        qws_single_process = true;
        QWSServer::startup(flags);
        if (!display) // if not already set
            qputenv("QWS_DISPLAY", qws_display_spec);
    }

    if(qt_is_gui_used) {
        init_display();
#ifndef QT_NO_QWS_MANAGER
        if (decoration.isEmpty() && !qws_decoration) {
            const QStringList keys = QDecorationFactory::keys();
            if (!keys.isEmpty())
                decoration = keys.first();
        }
        if (!decoration.isEmpty())
            qws_decoration = QApplication::qwsSetDecoration(decoration);
#endif // QT_NO_QWS_MANAGER
#ifndef QT_NO_QWS_INPUTMETHODS
        qApp->setInputContext(new QWSInputContext(qApp));
#endif
    }

/*### convert interlace style
    if (qws_screen_is_interlaced)
        QApplication::setStyle(new QInterlaceStyle);
*/
}

qt_init_display()

void qt_init_display

(

)

Definition at line 2157 of file qapplication_qws.cpp.

Referenced by QWSServerPrivate::openDisplay(), and QWSScreenSaver::~QWSScreenSaver().

{
    qt_is_gui_used = true;
    qws_single_process = true;
    init_display();
}

qt_server_enqueue()

void qt_server_enqueue

(

const QWSCommand *

command

)

Definition at line 486 of file qapplication_qws.cpp.

Referenced by QWSDisplay::Data::init(), QWSDisplay::Data::sendCommand(), and QWSDisplay::Data::sendSynchronousCommand().

{
    QWSCommand *copy = QWSCommand::factory(command->type);
    QT_TRY {
        copy->copyFrom(command);
        outgoing.append(copy);
    } QT_CATCH(...) {
        delete copy;
        QT_RETHROW;
    }
}

qt_set_qws_resources()

static void qt_set_qws_resources ( )

static

Definition at line 1902 of file qapplication_qws.cpp.

Referenced by init_display().

{
    if (QApplication::desktopSettingsAware())
        QApplicationPrivate::qws_apply_settings();

    if (appFont)
        QApplication::setFont(QFont(QString::fromLocal8Bit(appFont)));

    if (appBGCol || appBTNCol || appFGCol) {
        (void) QApplication::style();  // trigger creation of application style and system palettes
        QColor btn;
        QColor bg;
        QColor fg;
        if (appBGCol)
            bg = QColor(appBGCol);
        else
            bg = QApplicationPrivate::sys_pal->color(QPalette::Window);
        if (appFGCol)
            fg = QColor(appFGCol);
        else
            fg = QApplicationPrivate::sys_pal->color(QPalette::WindowText);
        if (appBTNCol)
            btn = QColor(appBTNCol);
        else
            btn = QApplicationPrivate::sys_pal->color(QPalette::Button);

        int h,s,v;
        fg.getHsv(&h,&s,&v);
        QColor base = Qt::white;
        bool bright_mode = false;
        if (v >= 255 - 50) {
            base = btn.darker(150);
            bright_mode = true;
        }

        QPalette pal(fg, btn, btn.lighter(), btn.darker(), btn.darker(150), fg, Qt::white, base, bg);
        if (bright_mode) {
            pal.setColor(QPalette::HighlightedText, base);
            pal.setColor(QPalette::Highlight, Qt::white);
        } else {
            pal.setColor(QPalette::HighlightedText, Qt::white);
            pal.setColor(QPalette::Highlight, Qt::darkBlue);
        }
        QColor disabled((fg.red()   + btn.red())  / 2,
                        (fg.green() + btn.green())/ 2,
                        (fg.blue()  + btn.blue()) / 2);
        pal.setColorGroup(QPalette::Disabled, disabled, btn, btn.lighter(125),
                          btn.darker(), btn.darker(150), disabled, Qt::white, Qt::white, bg);
        if (bright_mode) {
            pal.setColor(QPalette::Disabled, QPalette::HighlightedText, base);
            pal.setColor(QPalette::Disabled, QPalette::Highlight, Qt::white);
        } else {
            pal.setColor(QPalette::Disabled, QPalette::HighlightedText, Qt::white);
            pal.setColor(QPalette::Disabled, QPalette::Highlight, Qt::darkBlue);
        }
        QApplicationPrivate::setSystemPalette(pal);

    }
}

qt_try_modal()

static bool qt_try_modal ( QWidget *  widget, QWSEvent *  event  )

static

Definition at line 3172 of file qapplication_qws.cpp.

Referenced by QApplication::qwsProcessEvent(), and QScreen::setTransformation().

{
    QWidget * top = 0;

    if (QApplicationPrivate::tryModalHelper(widget, &top))
        return true;

    bool block_event  = false;
    bool paint_event = false;

    switch (event->type) {
        case QWSEvent::Focus:
            if (!static_cast<QWSFocusEvent*>(event)->simpleData.get_focus)
                break;
            // drop through
        case QWSEvent::Mouse:                        // disallow mouse/key events
        case QWSEvent::Key:
            block_event         = true;
            break;
    }

    if (top->parentWidget() == 0 && (block_event || paint_event))
        top->raise();

    return !block_event;
}

qws_dataDir()

QString qws_dataDir

(

)

Definition at line 181 of file qapplication_qws.cpp.

Referenced by qws_fontCacheDir(), and qws_qtePipeFilename().

{
    static QString result;
    if (!result.isEmpty())
        return result;
    result = QT_VFB_DATADIR(qws_display_id);
    QByteArray dataDir = result.toLocal8Bit();

#if defined(Q_OS_INTEGRITY)
    /* ensure filesystem is ready before starting requests */
    WaitForFileSystemInitialization();
#endif

    if (QT_MKDIR(dataDir, 0700)) {
        if (errno != EEXIST) {
            qFatal("Cannot create Qt for Embedded Linux data directory: %s", dataDir.constData());
        }
    }

    QT_STATBUF buf;
    if (QT_LSTAT(dataDir, &buf))
        qFatal("stat failed for Qt for Embedded Linux data directory: %s", dataDir.constData());

    if (!S_ISDIR(buf.st_mode))
        qFatal("%s is not a directory", dataDir.constData());

#if !defined(Q_OS_INTEGRITY) && !defined(Q_OS_VXWORKS) && !defined(Q_OS_QNX)
    if (buf.st_uid != getuid())
        qFatal("Qt for Embedded Linux data directory is not owned by user %d: %s", getuid(), dataDir.constData());

    if ((buf.st_mode & 0677) != 0600)
        qFatal("Qt for Embedded Linux data directory has incorrect permissions: %s", dataDir.constData());
#endif

    result.append(QLatin1Char('/'));
    return result;
}

qws_qtePipeFilename()

Q_GUI_EXPORT QString qws_qtePipeFilename

(

)

Definition at line 220 of file qapplication_qws.cpp.

Referenced by QWSServer::closedown(), QVNCScreenPrivate::configure(), QWSDisplay::Data::connectToPipe(), QWSDisplay::Data::init(), QWSServerPrivate::initServer(), QWSDisplay::Data::reinit(), QWSServer::startup(), and QWSScreenSaver::~QWSScreenSaver().

{
    qws_dataDir();
    return QTE_PIPE(qws_display_id);
}

qws_setScreenTransformation()

void qws_setScreenTransformation	(	QScreen *	,
		int
	)

Definition at line 97 of file qscreentransformed_qws.cpp.

Referenced by getTransformationFunction().

{
    QTransformedScreen *tscreen = static_cast<QTransformedScreen*>(that);
    tscreen->setTransformation((QTransformedScreen::Transformation)t);
}

read_bool_env_var()

static bool read_bool_env_var ( const char *  var, bool  defaultvalue  )

static

Definition at line 2164 of file qapplication_qws.cpp.

Referenced by qt_init().

{
    // returns true if env variable is set to non-zero
    // returns false if env var is set to zero
    // returns defaultvalue if env var not set
    char *x = ::getenv(var);
    return (x && *x) ? (strcmp(x,"0") != 0) : defaultvalue;
}

read_int_env_var()

static int read_int_env_var ( const char *  var, int  defaultvalue  )

static

Definition at line 2173 of file qapplication_qws.cpp.

Referenced by qt_init().

{
    bool ok;
    int r = qgetenv(var).toInt(&ok);
    return ok ? r : defaultvalue;
}

ReadInteger()

static int ReadInteger ( char *  string, char **  NextString  )

static

Definition at line 2438 of file qapplication_qws.cpp.

Referenced by parseGeometry().

{
    register int Result = 0;
    int Sign = 1;

    if (*string == '+')
        string++;
    else if (*string == '-')
    {
        string++;
        Sign = -1;
    }
    for (; (*string >= '0') && (*string <= '9'); string++)
    {
        Result = (Result * 10) + (*string - '0');
    }
    *NextString = string;
    if (Sign >= 0)
        return Result;
    else
        return -Result;
}

setMaxWindowRect()

static void setMaxWindowRect ( const QRect &  rect )

static

Definition at line 226 of file qapplication_qws.cpp.

Referenced by QApplicationPrivate::maxWindowRect(), and QWSServer::KeyboardFilter::~KeyboardFilter().

{
    const QList<QScreen*> subScreens = qt_screen->subScreens();
    QScreen *screen = qt_screen;
    int screenNo = 0;
    for (int i = 0; i < subScreens.size(); ++i) {
        if (subScreens.at(i)->region().contains(rect)) {
            screen = subScreens.at(i);
            screenNo = i;
            break;
        }
    }

    QApplicationPrivate *ap = QApplicationPrivate::instance();
    ap->setMaxWindowRect(screen, screenNo, rect);
}

setScreenTransformation()

static void setScreenTransformation ( int  screenNo, int  transformation  )

static

Definition at line 304 of file qapplication_qws.cpp.

Referenced by QApplicationPrivate::maxWindowRect().

{
    QScreen *screen = QScreen::instance();
    const QList<QScreen*> subScreens = screen->subScreens();

    if (screenNo == -1)
        screenNo = 0;

    if (screenNo == -1 && !subScreens.isEmpty())
        screenNo = 0;

    if (subScreens.isEmpty() && screenNo == 0) {
        // nothing
    } else if (screenNo < 0 || screenNo >= subScreens.size()) {
        qWarning("setScreenTransformation: invalid screen %i", screenNo);
        return;
    }

    if (screenNo < subScreens.size())
        screen = subScreens.at(screenNo);

    QApplicationPrivate *ap = QApplicationPrivate::instance();
    ap->setScreenTransformation(screen, screenNo, transformation);
}

Variable Documentation

AnyButton

const int AnyButton = (Qt::LeftButton | Qt::MidButton | Qt::RightButton)

static

Definition at line 3281 of file qapplication_qws.cpp.

Referenced by QX11EmbedContainerPrivate::checkGrab(), and QX11EmbedContainer::~QX11EmbedContainer().

app_do_modal

bool app_do_modal = false

static

Definition at line 406 of file qapplication_qws.cpp.

Referenced by QApplication::qwsProcessEvent(), and QApplication::qwsSetCustomColors().

appBGCol

const char* appBGCol = 0

static

Definition at line 399 of file qapplication_qws.cpp.

Referenced by qt_init(), and qt_set_qws_resources().

appBTNCol

const char* appBTNCol = 0

static

Definition at line 401 of file qapplication_qws.cpp.

Referenced by qt_init(), and qt_set_qws_resources().

appFGCol

const char* appFGCol = 0

static

Definition at line 400 of file qapplication_qws.cpp.

Referenced by qt_init(), and qt_set_qws_resources().

appFont

const char* appFont = 0

static

Definition at line 398 of file qapplication_qws.cpp.

Referenced by qt_init(), and qt_set_qws_resources().

appName

QString appName

static

Definition at line 397 of file qapplication_qws.cpp.

incoming

QList<QWSEvent*> incoming

static

Definition at line 471 of file qapplication_qws.cpp.

mouse_double_click_distance

int mouse_double_click_distance = 5

static

Definition at line 145 of file qapplication_qws.cpp.

Referenced by qt_init(), and QETWidget::translateMouseEvent().

mouse_state

int mouse_state = 0

static

Definition at line 144 of file qapplication_qws.cpp.

Referenced by QWSDisplay::Data::fillQueue(), QWSDisplay::Data::init(), and QApplication::qwsProcessEvent().

mouse_x_root

int mouse_x_root = -1

static

Definition at line 142 of file qapplication_qws.cpp.

Referenced by QApplication::qwsProcessEvent().

mouse_y_root

int mouse_y_root = -1

static

Definition at line 143 of file qapplication_qws.cpp.

Referenced by QApplication::qwsProcessEvent().

mouseButtonPressed

int mouseButtonPressed = 0

static

Definition at line 410 of file qapplication_qws.cpp.

Referenced by QETWidget::translateMouseEvent().

mouseButtonPressTime

int mouseButtonPressTime = 0

static

Definition at line 411 of file qapplication_qws.cpp.

Referenced by QETWidget::translateMouseEvent().

mouseInWidget

QPointer<QWidget>* mouseInWidget = 0

static

Definition at line 420 of file qapplication_qws.cpp.

Referenced by qt_cleanup(), and QETWidget::translateMouseEvent().

mouseXPos

short mouseXPos

static

Definition at line 412 of file qapplication_qws.cpp.

Referenced by QETWidget::translateMouseEvent().

mouseYPos

short mouseYPos

static

Definition at line 412 of file qapplication_qws.cpp.

Referenced by QETWidget::translateMouseEvent().

mwGeometry

const char* mwGeometry = 0

static

Definition at line 402 of file qapplication_qws.cpp.

Referenced by parseGeometry(), and qt_init().

mwTitle

const char* mwTitle = 0

static

Definition at line 403 of file qapplication_qws.cpp.

Referenced by parseGeometry(), and qt_init().

openPopupCount

int openPopupCount = 0

static

Definition at line 3199 of file qapplication_qws.cpp.

Referenced by QETWidget::translateMouseEvent().

outgoing

QList<QWSCommand*> outgoing

static

Definition at line 472 of file qapplication_qws.cpp.

Referenced by qt_get_server_queue().

popupButtonFocus

QWidget* popupButtonFocus = 0

static

Definition at line 416 of file qapplication_qws.cpp.

Referenced by QETWidget::translateMouseEvent().

popupCloseDownMode

bool popupCloseDownMode = false

static

Definition at line 418 of file qapplication_qws.cpp.

Referenced by QETWidget::translateMouseEvent().

popupGrabOk

bool popupGrabOk

static

Definition at line 419 of file qapplication_qws.cpp.

popupOfPopupButtonFocus

QWidget* popupOfPopupButtonFocus = 0

static

Definition at line 417 of file qapplication_qws.cpp.

qt_appType

QApplication::Type qt_appType

Definition at line 163 of file qapplication.cpp.

Referenced by QApplicationPrivate::construct(), QApplicationPrivate::initialize(), QApplicationPrivate::QApplicationPrivate(), qt_init(), and QApplication::type().

qt_button_down

QWidget* qt_button_down = 0

Definition at line 425 of file qapplication_qws.cpp.

Referenced by QETWidget::translateMouseEvent().

qt_desktopWidget

QDesktopWidget* qt_desktopWidget

Definition at line 560 of file qapplication.cpp.

qt_fbdpy

Q_GUI_EXPORT QWSDisplay* qt_fbdpy = 0

Definition at line 407 of file qapplication_qws.cpp.

Referenced by QLinuxFbScreen::cache(), QLinuxFbScreen::clearCache(), QLinuxFbScreen::deleteEntry(), QCopChannel::flush(), QWSDisplay::flushCommands(), QCopChannel::init(), init_display(), QWSDisplay::instance(), QCopChannel::isRegistered(), QFontEngineQPF::QFontEngineQPF(), qt_app_reinit(), qt_cleanup(), QPaintDevice::qwsDisplay(), qwsEventSourceCheck(), qwsEventSourceDispatch(), qwsEventSourcePrepare(), QWSDisplay::registerChannel(), QCopChannel::reregisterAll(), QCopChannel::send(), QWSDisplay::sendMessage(), QWSDisplay::setRawMouseEventFilter(), QWSDisplay::Data::waitForPropertyReply(), QWSDisplay::waitForQCopResponse(), QCopChannel::~QCopChannel(), QEventDispatcherQWS::~QEventDispatcherQWS(), and QFontEngineQPF::~QFontEngineQPF().

qt_last_cursor

WId qt_last_cursor = 0xffffffff

Definition at line 426 of file qapplication_qws.cpp.

Referenced by effectiveState(), QApplication::qwsProcessEvent(), and QWSDisplay::selectCursor().

qt_last_mouse_receiver

QPointer<QWidget> qt_last_mouse_receiver = 0

Definition at line 421 of file qapplication_qws.cpp.

qt_last_x

int* qt_last_x = 0

Definition at line 139 of file qapplication_qws.cpp.

Referenced by effectiveState(), QWSDisplay::Data::init(), parseGeometry(), QPlatformCursor::pos(), QPlatformCursor::QPlatformCursor(), QWSDisplay::Data::reinit(), QWSServer::sendMouseEvent(), and QWSInputMethod::sendMouseEvent().

qt_last_y

int* qt_last_y = 0

Definition at line 140 of file qapplication_qws.cpp.

Referenced by effectiveState(), QWSDisplay::Data::init(), parseGeometry(), QPlatformCursor::pos(), QPlatformCursor::QPlatformCursor(), QWSDisplay::Data::reinit(), QWSServer::sendMouseEvent(), and QWSInputMethod::sendMouseEvent().

qt_modal_stack

QWidgetList* qt_modal_stack

Definition at line 564 of file qapplication.cpp.

Referenced by QApplication::qwsSetCustomColors().

qt_mouseGrb

QWidget* qt_mouseGrb = 0

Definition at line 138 of file qapplication_qws.cpp.

qt_pressGrab

QWidget* qt_pressGrab = 0

Definition at line 137 of file qapplication_qws.cpp.

qt_servershmid

int qt_servershmid = -1

Definition at line 147 of file qapplication_qws.cpp.

Referenced by QWSDisplay::Data::init(), QWSClient::sendConnectedEvent(), and QWSClient::sendRegionEvent().

qws_accel

bool qws_accel = true

Definition at line 133 of file qapplication_qws.cpp.

Referenced by QScreen::shutdownDevice(), and QScreen::subScreenIndexAt().

qws_client_id

Q_GUI_EXPORT int qws_client_id = 0

Definition at line 136 of file qapplication_qws.cpp.

Referenced by QLinuxFbScreen::deleteEntry(), QWSDisplay::Data::init(), QLinuxFbScreen::insert_entry(), QFontEngineQPF::lockFile(), and QWSDisplay::Data::reinit().

qws_connection_timeout

int qws_connection_timeout = 5

static

Definition at line 1088 of file qapplication_qws.cpp.

Referenced by QWSDisplay::Data::waitForConnection().

qws_display_id

Q_GUI_EXPORT int qws_display_id = 0

Definition at line 135 of file qapplication_qws.cpp.

Referenced by QWSSoundServerPrivate::feedDevice(), QWSDisplay::Data::init(), qt_init(), qws_dataDir(), qws_qtePipeFilename(), and QWSDisplay::Data::reinit().

qws_display_spec

QByteArray qws_display_spec(":0")

Referenced by QWSDisplay::Data::init(), qt_init(), QWSDisplay::Data::reinit(), and QWSScreenSaver::~QWSScreenSaver().

qws_overrideCursor

bool qws_overrideCursor = false

Definition at line 149 of file qapplication_qws.cpp.

Referenced by parseGeometry(), and QApplication::qwsProcessEvent().

qws_savefonts

bool qws_savefonts = false

Definition at line 129 of file qapplication_qws.cpp.

Referenced by qt_init().

qws_screen_is_interlaced

bool qws_screen_is_interlaced =false

Definition at line 130 of file qapplication_qws.cpp.

Referenced by qt_init().

qws_shared_memory

bool qws_shared_memory = false

Definition at line 131 of file qapplication_qws.cpp.

Referenced by qt_init().

qws_single_process

bool qws_single_process

static

Definition at line 470 of file qapplication_qws.cpp.

Referenced by qt_cleanup(), qt_init(), qt_init_display(), QWSDisplay::QWSDisplay(), and QWSServerCleaner::~QWSServerCleaner().

qws_sw_cursor

bool qws_sw_cursor = true

Definition at line 132 of file qapplication_qws.cpp.

Referenced by QScreenCursor::enabled(), and qt_init().

qwsSharedRamSize

const int qwsSharedRamSize = 1 * 1024

Definition at line 121 of file qapplication_qws.cpp.

Referenced by QWSDisplay::Data::init().

sm_blockUserInput

bool sm_blockUserInput = false

static

Definition at line 423 of file qapplication_qws.cpp.

Referenced by QETWidget::translateKeyEvent(), and QETWidget::translateMouseEvent().