diff options
Diffstat (limited to 'kdm/kfrontend/kgapp.cpp')
| -rw-r--r-- | kdm/kfrontend/kgapp.cpp | 253 |
1 files changed, 253 insertions, 0 deletions
diff --git a/kdm/kfrontend/kgapp.cpp b/kdm/kfrontend/kgapp.cpp new file mode 100644 index 000000000..711853c37 --- /dev/null +++ b/kdm/kfrontend/kgapp.cpp @@ -0,0 +1,253 @@ +/* + +Greeter module for xdm + +Copyright (C) 1997, 1998 Steffen Hansen <hansen@kde.org> +Copyright (C) 2000-2003 Oswald Buddenhagen <ossi@kde.org> + + +This program is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program; if not, write to the Free Software +Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + +*/ + +#include "kdm_greet.h" +#include "kdmshutdown.h" +#include "kdmconfig.h" +#include "kgapp.h" +#include "kgreeter.h" +#ifdef XDMCP +# include "kchooser.h" +#endif + +#include <kprocess.h> +#include <kcmdlineargs.h> +#include <kcrash.h> +#include <kstandarddirs.h> +#include <ksimpleconfig.h> + +#include <qtimer.h> +#include <qcursor.h> +#include <qpalette.h> + +#include <stdlib.h> // free(), exit() +#include <unistd.h> // alarm() + +#include <X11/Xlib.h> +#include <X11/Xutil.h> +#include <X11/keysym.h> +#include <X11/cursorfont.h> + +extern "C" { + +static void +sigAlarm( int ) +{ + exit( EX_RESERVER_DPY ); +} + +} + +GreeterApp::GreeterApp() +{ + pingInterval = _isLocal ? 0 : _pingInterval; + if (pingInterval) { + struct sigaction sa; + sigemptyset( &sa.sa_mask ); + sa.sa_flags = 0; + sa.sa_handler = sigAlarm; + sigaction( SIGALRM, &sa, 0 ); + alarm( pingInterval * 70 ); // sic! give the "proper" pinger enough time + startTimer( pingInterval * 60000 ); + } +} + +void +GreeterApp::timerEvent( QTimerEvent * ) +{ + alarm( 0 ); + if (!PingServer( qt_xdisplay() )) + ::exit( EX_RESERVER_DPY ); + alarm( pingInterval * 70 ); // sic! give the "proper" pinger enough time +} + +bool +GreeterApp::x11EventFilter( XEvent * ev ) +{ + KeySym sym; + + switch (ev->type) { + case FocusIn: + case FocusOut: + // Hack to tell dialogs to take focus when the keyboard is grabbed + ev->xfocus.mode = NotifyNormal; + break; + case KeyPress: + sym = XLookupKeysym( &ev->xkey, 0 ); + if (sym != XK_Return && !IsModifierKey( sym )) + emit activity(); + break; + case ButtonPress: + emit activity(); + /* fall through */ + case ButtonRelease: + // Hack to let the RMB work as LMB + if (ev->xbutton.button == 3) + ev->xbutton.button = 1; + /* fall through */ + case MotionNotify: + if (ev->xbutton.state & Button3Mask) + ev->xbutton.state = (ev->xbutton.state & ~Button3Mask) | Button1Mask; + break; + } + return false; +} + +extern bool kde_have_kipc; + +extern "C" { + +static int +xIOErr( Display * ) +{ + exit( EX_RESERVER_DPY ); +} + +void +kg_main( const char *argv0 ) +{ + static char *argv[] = { (char *)"kdmgreet", 0 }; + KCmdLineArgs::init( 1, argv, *argv, 0, 0, 0, true ); + + kde_have_kipc = false; + KApplication::disableAutoDcopRegistration(); + KCrash::setSafer( true ); + GreeterApp app; + XSetIOErrorHandler( xIOErr ); + + Display *dpy = qt_xdisplay(); + + if (!_GUIStyle.isEmpty()) + app.setStyle( _GUIStyle ); + + _colorScheme = locate( "data", "kdisplay/color-schemes/" + _colorScheme + ".kcsrc" ); + if (!_colorScheme.isEmpty()) { + KSimpleConfig config( _colorScheme, true ); + config.setGroup( "Color Scheme" ); + app.setPalette( app.createApplicationPalette( &config, 7 ) ); + } + + app.setFont( _normalFont ); + + setup_modifiers( dpy, _numLockStatus ); + SecureDisplay( dpy ); + KProcess *proc = 0; + if (!_grabServer) { + if (_useBackground) { + proc = new KProcess; + *proc << QCString( argv0, strrchr( argv0, '/' ) - argv0 + 2 ) + "krootimage"; + *proc << _backgroundCfg; + proc->start(); + } + GSendInt( G_SetupDpy ); + GRecvInt(); + } + + GSendInt( G_Ready ); + + setCursor( dpy, app.desktop()->winId(), XC_left_ptr ); + + for (;;) { + int rslt, cmd = GRecvInt(); + + if (cmd == G_ConfShutdown) { + int how = GRecvInt(), uid = GRecvInt(); + char *os = GRecvStr(); + KDMSlimShutdown::externShutdown( how, os, uid ); + if (os) + free( os ); + GSendInt( G_Ready ); + _autoLoginDelay = 0; + continue; + } + + if (cmd == G_ErrorGreet) { + if (KGVerify::handleFailVerify( qApp->desktop()->screen( _greeterScreen ) )) + break; + _autoLoginDelay = 0; + cmd = G_Greet; + } + + KProcess *proc2 = 0; + app.setOverrideCursor( Qt::WaitCursor ); + FDialog *dialog; +#ifdef XDMCP + if (cmd == G_Choose) { + dialog = new ChooserDlg; + GSendInt( G_Ready ); /* tell chooser to go into async mode */ + GRecvInt(); /* ack */ + } else +#endif + { + if ((cmd != G_GreetTimed && !_autoLoginAgain) || + _autoLoginUser.isEmpty()) + _autoLoginDelay = 0; + if (_useTheme && !_theme.isEmpty()) { + KThemedGreeter *tgrt; + dialog = tgrt = new KThemedGreeter; + if (!tgrt->isOK()) { + delete tgrt; + dialog = new KStdGreeter; + } + } else + dialog = new KStdGreeter; + if (*_preloader) { + proc2 = new KProcess; + *proc2 << _preloader; + proc2->start(); + } + } + app.restoreOverrideCursor(); + Debug( "entering event loop\n" ); + rslt = dialog->exec(); + Debug( "left event loop\n" ); + delete dialog; + delete proc2; +#ifdef XDMCP + switch (rslt) { + case ex_greet: + GSendInt( G_DGreet ); + continue; + case ex_choose: + GSendInt( G_DChoose ); + continue; + default: + break; + } +#endif + break; + } + + KGVerify::done(); + + delete proc; + UnsecureDisplay( dpy ); + restore_modifiers(); + + XSetInputFocus( qt_xdisplay(), PointerRoot, PointerRoot, CurrentTime ); +} + +} // extern "C" + +#include "kgapp.moc" |