You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
300 lines
9.0 KiB
300 lines
9.0 KiB
/***************************************************************** |
|
KWin - the KDE window manager |
|
This file is part of the KDE project. |
|
|
|
Copyright (C) 1999, 2000 Matthias Ettrich <ettrich@kde.org> |
|
Copyright (C) 2003 Lubos Lunak <l.lunak@kde.org> |
|
|
|
You can Freely distribute this program under the GNU General Public |
|
License. See the file "COPYING" for the exact licensing terms. |
|
******************************************************************/ |
|
|
|
#include "main.h" |
|
|
|
//#define QT_CLEAN_NAMESPACE |
|
#include <ksharedconfig.h> |
|
|
|
#include <kglobal.h> |
|
#include <klocale.h> |
|
#include <stdlib.h> |
|
#include <kcmdlineargs.h> |
|
#include <kaboutdata.h> |
|
#include <unistd.h> |
|
#include <signal.h> |
|
#include <fcntl.h> |
|
#include <QX11Info> |
|
#include <stdio.h> |
|
#include <fixx11h.h> |
|
#include <QtDBus/QtDBus> |
|
#include <kglobal.h> |
|
|
|
#include "atoms.h" |
|
#include "options.h" |
|
#include "sm.h" |
|
#include "utils.h" |
|
#include "effects.h" |
|
|
|
#define INT8 _X11INT8 |
|
#define INT32 _X11INT32 |
|
#include <X11/Xproto.h> |
|
#undef INT8 |
|
#undef INT32 |
|
|
|
namespace KWin |
|
{ |
|
|
|
Options* options; |
|
|
|
Atoms* atoms; |
|
|
|
int screen_number = -1; |
|
|
|
static bool initting = false; |
|
|
|
static |
|
int x11ErrorHandler(Display *d, XErrorEvent *e) |
|
{ |
|
char msg[80], req[80], number[80]; |
|
bool ignore_badwindow = true; //maybe temporary |
|
|
|
if (initting && |
|
( |
|
e->request_code == X_ChangeWindowAttributes |
|
|| e->request_code == X_GrabKey |
|
) |
|
&& (e->error_code == BadAccess)) |
|
{ |
|
fputs(i18n("kwin: it looks like there's already a window manager running. kwin not started.\n").toLocal8Bit(), stderr); |
|
exit(1); |
|
} |
|
|
|
if (ignore_badwindow && (e->error_code == BadWindow || e->error_code == BadColor)) |
|
return 0; |
|
|
|
XGetErrorText(d, e->error_code, msg, sizeof(msg)); |
|
sprintf(number, "%d", e->request_code); |
|
XGetErrorDatabaseText(d, "XRequest", number, "<unknown>", req, sizeof(req)); |
|
|
|
fprintf(stderr, "kwin: %s(0x%lx): %s\n", req, e->resourceid, msg); |
|
|
|
if (initting) |
|
{ |
|
fputs(i18n("kwin: failure during initialization; aborting").toLocal8Bit(), stderr); |
|
exit(1); |
|
} |
|
return 0; |
|
} |
|
|
|
Application::Application( ) |
|
: KApplication( ), owner( screen_number ) |
|
{ |
|
KCmdLineArgs* args = KCmdLineArgs::parsedArgs(); |
|
KSharedConfig::Ptr config = KGlobal::config(); |
|
if (!config->isImmutable() && args->isSet("lock")) |
|
{ |
|
#warning this shouldn not be necessary |
|
//config->setReadOnly(true); |
|
config->reparseConfiguration(); |
|
} |
|
|
|
if (screen_number == -1) |
|
screen_number = DefaultScreen(display()); |
|
|
|
if( !owner.claim( args->isSet( "replace" ), true )) |
|
{ |
|
fputs(i18n("kwin: unable to claim manager selection, another wm running? (try using --replace)\n").toLocal8Bit(), stderr); |
|
::exit(1); |
|
} |
|
connect( &owner, SIGNAL( lostOwnership()), SLOT( lostSelection())); |
|
|
|
// if there was already kwin running, it saved its configuration after loosing the selection -> reread |
|
config->reparseConfiguration(); |
|
|
|
initting = true; // startup.... |
|
|
|
// install X11 error handler |
|
XSetErrorHandler( x11ErrorHandler ); |
|
|
|
// check whether another windowmanager is running |
|
XSelectInput(display(), rootWindow(), SubstructureRedirectMask ); |
|
syncX(); // trigger error now |
|
|
|
options = new Options; |
|
atoms = new Atoms; |
|
|
|
initting = false; // TODO |
|
|
|
// create workspace. |
|
(void) new Workspace( isSessionRestored() ); |
|
|
|
syncX(); // trigger possible errors, there's still a chance to abort |
|
|
|
initting = false; // startup done, we are up and running now. |
|
|
|
XEvent e; |
|
e.xclient.type = ClientMessage; |
|
e.xclient.message_type = XInternAtom( display(), "_KDE_SPLASH_PROGRESS", False ); |
|
e.xclient.display = display(); |
|
e.xclient.window = rootWindow(); |
|
e.xclient.format = 8; |
|
strcpy( e.xclient.data.b, "wm" ); |
|
XSendEvent( display(), rootWindow(), False, SubstructureNotifyMask, &e ); |
|
} |
|
|
|
Application::~Application() |
|
{ |
|
delete Workspace::self(); |
|
if( owner.ownerWindow() != None ) // if there was no --replace (no new WM) |
|
XSetInputFocus( display(), PointerRoot, RevertToPointerRoot, xTime() ); |
|
delete options; |
|
delete effects; |
|
delete atoms; |
|
} |
|
|
|
void Application::lostSelection() |
|
{ |
|
sendPostedEvents(); |
|
delete Workspace::self(); |
|
// remove windowmanager privileges |
|
XSelectInput(display(), rootWindow(), PropertyChangeMask ); |
|
quit(); |
|
} |
|
|
|
bool Application::x11EventFilter( XEvent *e ) |
|
{ |
|
if ( Workspace::self()->workspaceEvent( e ) ) |
|
return true; |
|
return KApplication::x11EventFilter( e ); |
|
} |
|
|
|
bool Application::notify( QObject* o, QEvent* e ) |
|
{ |
|
if( Workspace::self()->workspaceEvent( e )) |
|
return true; |
|
return KApplication::notify( o, e ); |
|
} |
|
|
|
static void sighandler(int) |
|
{ |
|
QApplication::exit(); |
|
} |
|
|
|
|
|
} // namespace |
|
|
|
static const char version[] = "3.0"; |
|
static const char description[] = I18N_NOOP( "KDE window manager" ); |
|
|
|
extern "C" |
|
KDE_EXPORT int kdemain( int argc, char * argv[] ) |
|
{ |
|
bool restored = false; |
|
for (int arg = 1; arg < argc; arg++) |
|
{ |
|
if (! qstrcmp(argv[arg], "-session")) |
|
{ |
|
restored = true; |
|
break; |
|
} |
|
} |
|
|
|
if (! restored) |
|
{ |
|
// we only do the multihead fork if we are not restored by the session |
|
// manager, since the session manager will register multiple kwins, |
|
// one for each screen... |
|
QByteArray multiHead = getenv("KDE_MULTIHEAD"); |
|
if (multiHead.toLower() == "true") |
|
{ |
|
|
|
Display* dpy = XOpenDisplay( NULL ); |
|
if ( !dpy ) |
|
{ |
|
fprintf(stderr, "%s: FATAL ERROR while trying to open display %s\n", |
|
argv[0], XDisplayName(NULL ) ); |
|
exit (1); |
|
} |
|
|
|
int number_of_screens = ScreenCount( dpy ); |
|
KWin::screen_number = DefaultScreen( dpy ); |
|
int pos; // temporarily needed to reconstruct DISPLAY var if multi-head |
|
QByteArray display_name = XDisplayString( dpy ); |
|
XCloseDisplay( dpy ); |
|
dpy = 0; |
|
|
|
if ((pos = display_name.lastIndexOf('.')) != -1 ) |
|
display_name.remove(pos,10); // 10 is enough to be sure we removed ".s" |
|
|
|
QString envir; |
|
if (number_of_screens != 1) |
|
{ |
|
for (int i = 0; i < number_of_screens; i++ ) |
|
{ |
|
// if execution doesn't pass by here, then kwin |
|
// acts exactly as previously |
|
if ( i != KWin::screen_number && fork() == 0 ) |
|
{ |
|
KWin::screen_number = i; |
|
// break here because we are the child process, we don't |
|
// want to fork() anymore |
|
break; |
|
} |
|
} |
|
// in the next statement, display_name shouldn't contain a screen |
|
// number. If it had it, it was removed at the "pos" check |
|
envir.sprintf("DISPLAY=%s.%d", display_name.data(), KWin::screen_number); |
|
|
|
if (putenv( strdup(envir.toAscii())) ) |
|
{ |
|
fprintf(stderr, |
|
"%s: WARNING: unable to set DISPLAY environment variable\n", |
|
argv[0]); |
|
perror("putenv()"); |
|
} |
|
} |
|
} |
|
} |
|
|
|
KAboutData aboutData( "kwin", 0, ki18n("KWin"), |
|
version, ki18n(description), KAboutData::License_GPL, |
|
ki18n("(c) 1999-2005, The KDE Developers")); |
|
aboutData.addAuthor(ki18n("Matthias Ettrich"),KLocalizedString(), "ettrich@kde.org"); |
|
aboutData.addAuthor(ki18n("Cristian Tibirna"),KLocalizedString(), "tibirna@kde.org"); |
|
aboutData.addAuthor(ki18n("Daniel M. Duley"),KLocalizedString(), "mosfet@kde.org"); |
|
aboutData.addAuthor(ki18n("Luboš Luňák"), ki18n( "Maintainer" ), "l.lunak@kde.org"); |
|
|
|
KCmdLineArgs::init(argc, argv, &aboutData); |
|
|
|
KCmdLineOptions args; |
|
args.add("lock", ki18n("Disable configuration options")); |
|
args.add("replace", ki18n("Replace already-running ICCCM2.0-compliant window manager")); |
|
KCmdLineArgs::addCmdLineOptions( args ); |
|
|
|
if (signal(SIGTERM, KWin::sighandler) == SIG_IGN) |
|
signal(SIGTERM, SIG_IGN); |
|
if (signal(SIGINT, KWin::sighandler) == SIG_IGN) |
|
signal(SIGINT, SIG_IGN); |
|
if (signal(SIGHUP, KWin::sighandler) == SIG_IGN) |
|
signal(SIGHUP, SIG_IGN); |
|
#ifdef __GNUC__ |
|
#warning D-BUS TODO |
|
// KApplication::disableAutoDcopRegistration(); |
|
#endif |
|
KWin::Application a; |
|
KWin::SessionManager weAreIndeed; |
|
KWin::SessionSaveDoneHelper helper; |
|
|
|
fcntl(XConnectionNumber(KWin::display()), F_SETFD, 1); |
|
|
|
QString appname; |
|
if (KWin::screen_number == 0) |
|
appname = "org.kde.kwin"; |
|
else |
|
appname.sprintf("org.kde.kwin-screen-%d", KWin::screen_number); |
|
|
|
QDBusConnection::sessionBus().interface()->registerService( appname, QDBusConnectionInterface::DontQueueService ); |
|
|
|
return a.exec(); |
|
} |
|
|
|
#include "main.moc"
|
|
|