kapplication.cpp

00001 /* This file is part of the KDE libraries
00002     Copyright (C) 1997 Matthias Kalle Dalheimer (kalle@kde.org)
00003     Copyright (C) 1998, 1999, 2000 KDE Team
00004 
00005     This library is free software; you can redistribute it and/or
00006     modify it under the terms of the GNU Library General Public
00007     License as published by the Free Software Foundation; either
00008     version 2 of the License, or (at your option) any later version.
00009 
00010     This library is distributed in the hope that it will be useful,
00011     but WITHOUT ANY WARRANTY; without even the implied warranty of
00012     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013     Library General Public License for more details.
00014 
00015     You should have received a copy of the GNU Library General Public License
00016     along with this library; see the file COPYING.LIB.  If not, write to
00017     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00018     Boston, MA 02110-1301, USA.
00019         */
00020 
00021 #include "config.h"
00022 
00023 #undef QT_NO_TRANSLATION
00024 #include <qtranslator.h>
00025 #define QT_NO_TRANSLATION
00026 #include <qdir.h>
00027 #include <qptrcollection.h>
00028 #include <qwidgetlist.h>
00029 #include <qstrlist.h>
00030 #include <qfile.h>
00031 #include <qmessagebox.h>
00032 #include <qtextstream.h>
00033 #include <qregexp.h>
00034 #include <qlineedit.h>
00035 #include <qtextedit.h>
00036 #include <qsessionmanager.h>
00037 #include <qptrlist.h>
00038 #include <qtimer.h>
00039 #include <qstylesheet.h>
00040 #include <qpixmapcache.h>
00041 #include <qtooltip.h>
00042 #include <qstylefactory.h>
00043 #include <qmetaobject.h>
00044 #ifndef QT_NO_SQL
00045 #include <qsqlpropertymap.h>
00046 #endif
00047 
00048 #undef QT_NO_TRANSLATION
00049 #include "kapplication.h"
00050 #define QT_NO_TRANSLATION
00051 #include <kglobal.h>
00052 #include <kstandarddirs.h>
00053 #include <kdebug.h>
00054 #include <klocale.h>
00055 #include <kstyle.h>
00056 #include <kiconloader.h>
00057 #include <kclipboard.h>
00058 #include <kconfig.h>
00059 #include <ksimpleconfig.h>
00060 #include <kcmdlineargs.h>
00061 #include <kaboutdata.h>
00062 #include <kglobalsettings.h>
00063 #include <kcrash.h>
00064 #include <kdatastream.h>
00065 #include <klibloader.h>
00066 #include <kmimesourcefactory.h>
00067 #include <kstdaccel.h>
00068 #include <kaccel.h>
00069 #include "kcheckaccelerators.h"
00070 #include <qptrdict.h>
00071 #include <kmacroexpander.h>
00072 #include <kshell.h>
00073 #include <kprotocolinfo.h>
00074 #include <kkeynative.h>
00075 #include <kmdcodec.h>
00076 #include <kglobalaccel.h>
00077 
00078 #if defined Q_WS_X11
00079 #include <kstartupinfo.h>
00080 #endif
00081 
00082 #include <dcopclient.h>
00083 #include <dcopref.h>
00084 
00085 #include <sys/types.h>
00086 #ifdef HAVE_SYS_STAT_H
00087 #include <sys/stat.h>
00088 #endif
00089 #include <sys/wait.h>
00090 
00091 #ifndef Q_WS_WIN
00092 #include "kwin.h"
00093 #endif
00094 
00095 #include <fcntl.h>
00096 #include <stdlib.h> // getenv(), srand(), rand()
00097 #include <signal.h>
00098 #include <unistd.h>
00099 #include <time.h>
00100 #include <sys/time.h>
00101 #include <errno.h>
00102 #include <string.h>
00103 #include <netdb.h>
00104 #if defined Q_WS_X11
00105 //#ifndef Q_WS_QWS //FIXME(E): NetWM should talk to QWS...
00106 #include <netwm.h>
00107 #endif
00108 
00109 #include "kprocctrl.h"
00110 
00111 #ifdef HAVE_PATHS_H
00112 #include <paths.h>
00113 #endif
00114 
00115 #ifdef Q_WS_X11
00116 #include <X11/Xlib.h>
00117 #include <X11/Xutil.h>
00118 #include <X11/Xatom.h>
00119 #include <X11/SM/SMlib.h>
00120 #include <fixx11h.h>
00121 #endif
00122 
00123 #ifndef Q_WS_WIN
00124 #include <KDE-ICE/ICElib.h>
00125 #else
00126 typedef void* IceIOErrorHandler;
00127 #include <windows.h>
00128 //KDE4: remove
00129 #define Button1Mask (1<<8)
00130 #define Button2Mask (1<<9)
00131 #define Button3Mask (1<<10)
00132 #endif
00133 
00134 #ifdef Q_WS_X11
00135 #define DISPLAY "DISPLAY"
00136 #elif defined(Q_WS_QWS)
00137 #define DISPLAY "QWS_DISPLAY"
00138 #endif
00139 
00140 #if defined Q_WS_X11
00141 #include <kipc.h>
00142 #endif
00143 
00144 #ifdef Q_WS_MACX
00145 #include <Carbon/Carbon.h>
00146 #include <qimage.h>
00147 #endif
00148 
00149 #include "kappdcopiface.h"
00150 
00151 // exported for kdm kfrontend
00152 KDE_EXPORT bool kde_have_kipc = true; // magic hook to disable kipc in kdm
00153 bool kde_kiosk_exception = false; // flag to disable kiosk restrictions
00154 bool kde_kiosk_admin = false;
00155 
00156 KApplication* KApplication::KApp = 0L;
00157 bool KApplication::loadedByKdeinit = false;
00158 DCOPClient *KApplication::s_DCOPClient = 0L;
00159 bool KApplication::s_dcopClientNeedsPostInit = false;
00160 
00161 #ifdef Q_WS_X11
00162 static Atom atom_DesktopWindow;
00163 static Atom atom_NetSupported;
00164 extern Time qt_x_time;
00165 extern Time qt_x_user_time;
00166 static Atom kde_xdnd_drop;
00167 #endif
00168 
00169 // duplicated from patched Qt, so that there won't be unresolved symbols if Qt gets
00170 // replaced by unpatched one
00171 KDECORE_EXPORT bool qt_qclipboard_bailout_hack = false;
00172 
00173 template class QPtrList<KSessionManaged>;
00174 
00175 #ifdef Q_WS_X11
00176 extern "C" {
00177 static int kde_xio_errhandler( Display * dpy )
00178 {
00179   return kapp->xioErrhandler( dpy );
00180 }
00181 
00182 static int kde_x_errhandler( Display *dpy, XErrorEvent *err )
00183 {
00184   return kapp->xErrhandler( dpy, err );
00185 }
00186 
00187 }
00188 
00189 extern "C" {
00190 static void kde_ice_ioerrorhandler( IceConn conn )
00191 {
00192     if(kapp)
00193         kapp->iceIOErrorHandler( conn );
00194     // else ignore the error for now
00195 }
00196 }
00197 #endif
00198 
00199 #ifdef Q_WS_WIN
00200 void KApplication_init_windows(bool GUIenabled);
00201 
00202 class QAssistantClient;
00203 #endif
00204 
00205 /*
00206   Private data to make keeping binary compatibility easier
00207  */
00208 class KApplicationPrivate
00209 {
00210 public:
00211   KApplicationPrivate()
00212     :   actionRestrictions( false ),
00213     refCount( 1 ),
00214     oldIceIOErrorHandler( 0 ),
00215     checkAccelerators( 0 ),
00216     overrideStyle( QString::null ),
00217     startup_id( "0" ),
00218     app_started_timer( NULL ),
00219     m_KAppDCOPInterface( 0L ),
00220     session_save( false )
00221 #ifdef Q_WS_X11
00222     ,oldXErrorHandler( NULL )
00223     ,oldXIOErrorHandler( NULL )
00224 #elif defined Q_WS_WIN
00225     ,qassistantclient( 0 )
00226 #endif
00227   {
00228   }
00229 
00230   ~KApplicationPrivate()
00231   {
00232 #ifdef Q_WS_WIN
00233      delete qassistantclient;
00234 #endif
00235   }
00236 
00237 
00238   bool actionRestrictions : 1;
00239   bool guiEnabled : 1;
00246   int refCount;
00247   IceIOErrorHandler oldIceIOErrorHandler;
00248   KCheckAccelerators* checkAccelerators;
00249   QString overrideStyle;
00250   QString geometry_arg;
00251   QCString startup_id;
00252   QTimer* app_started_timer;
00253   KAppDCOPInterface *m_KAppDCOPInterface;
00254   bool session_save;
00255 #ifdef Q_WS_X11
00256   int (*oldXErrorHandler)(Display*,XErrorEvent*);
00257   int (*oldXIOErrorHandler)(Display*);
00258 #elif defined Q_WS_WIN
00259   QAssistantClient* qassistantclient;
00260 #endif
00261 
00262   class URLActionRule
00263   {
00264   public:
00265 #define checkExactMatch(s, b) \
00266         if (s.isEmpty()) b = true; \
00267         else if (s[s.length()-1] == '!') \
00268         { b = false; s.truncate(s.length()-1); } \
00269         else b = true;
00270 #define checkStartWildCard(s, b) \
00271         if (s.isEmpty()) b = true; \
00272         else if (s[0] == '*') \
00273         { b = true; s = s.mid(1); } \
00274         else b = false;
00275 #define checkEqual(s, b) \
00276         b = (s == "=");
00277 
00278      URLActionRule(const QString &act,
00279                    const QString &bProt, const QString &bHost, const QString &bPath,
00280                    const QString &dProt, const QString &dHost, const QString &dPath,
00281                    bool perm)
00282                    : action(act),
00283                      baseProt(bProt), baseHost(bHost), basePath(bPath),
00284                      destProt(dProt), destHost(dHost), destPath(dPath),
00285                      permission(perm)
00286                    {
00287                       checkExactMatch(baseProt, baseProtWildCard);
00288                       checkStartWildCard(baseHost, baseHostWildCard);
00289                       checkExactMatch(basePath, basePathWildCard);
00290                       checkExactMatch(destProt, destProtWildCard);
00291                       checkStartWildCard(destHost, destHostWildCard);
00292                       checkExactMatch(destPath, destPathWildCard);
00293                       checkEqual(destProt, destProtEqual);
00294                       checkEqual(destHost, destHostEqual);
00295                    }
00296 
00297      bool baseMatch(const KURL &url, const QString &protClass)
00298      {
00299         if (baseProtWildCard)
00300         {
00301            if ( !baseProt.isEmpty() && !url.protocol().startsWith(baseProt) &&
00302                 (protClass.isEmpty() || (protClass != baseProt)) )
00303               return false;
00304         }
00305         else
00306         {
00307            if ( (url.protocol() != baseProt) &&
00308                 (protClass.isEmpty() || (protClass != baseProt)) )
00309               return false;
00310         }
00311         if (baseHostWildCard)
00312         {
00313            if (!baseHost.isEmpty() && !url.host().endsWith(baseHost))
00314               return false;
00315         }
00316         else
00317         {
00318            if (url.host() != baseHost)
00319               return false;
00320         }
00321         if (basePathWildCard)
00322         {
00323            if (!basePath.isEmpty() && !url.path().startsWith(basePath))
00324               return false;
00325         }
00326         else
00327         {
00328            if (url.path() != basePath)
00329               return false;
00330         }
00331         return true;
00332      }
00333 
00334      bool destMatch(const KURL &url, const QString &protClass, const KURL &base, const QString &baseClass)
00335      {
00336         if (destProtEqual)
00337         {
00338            if ( (url.protocol() != base.protocol()) &&
00339                 (protClass.isEmpty() || baseClass.isEmpty() || protClass != baseClass) )
00340               return false;
00341         }
00342         else if (destProtWildCard)
00343         {
00344            if ( !destProt.isEmpty() && !url.protocol().startsWith(destProt) &&
00345                 (protClass.isEmpty() || (protClass != destProt)) )
00346               return false;
00347         }
00348         else
00349         {
00350            if ( (url.protocol() != destProt) &&
00351                 (protClass.isEmpty() || (protClass != destProt)) )
00352               return false;
00353         }
00354         if (destHostWildCard)
00355         {
00356            if (!destHost.isEmpty() && !url.host().endsWith(destHost))
00357               return false;
00358         }
00359         else if (destHostEqual)
00360         {
00361            if (url.host() != base.host())
00362               return false;
00363         }
00364         else
00365         {
00366            if (url.host() != destHost)
00367               return false;
00368         }
00369         if (destPathWildCard)
00370         {
00371            if (!destPath.isEmpty() && !url.path().startsWith(destPath))
00372               return false;
00373         }
00374         else
00375         {
00376            if (url.path() != destPath)
00377               return false;
00378         }
00379         return true;
00380      }
00381 
00382      QString action;
00383      QString baseProt;
00384      QString baseHost;
00385      QString basePath;
00386      QString destProt;
00387      QString destHost;
00388      QString destPath;
00389      bool baseProtWildCard : 1;
00390      bool baseHostWildCard : 1;
00391      bool basePathWildCard : 1;
00392      bool destProtWildCard : 1;
00393      bool destHostWildCard : 1;
00394      bool destPathWildCard : 1;
00395      bool destProtEqual    : 1;
00396      bool destHostEqual    : 1;
00397      bool permission;
00398   };
00399   QPtrList<URLActionRule> urlActionRestrictions;
00400 
00401     QString sessionKey;
00402     QString pSessionConfigFile;
00403 };
00404 
00405 
00406 static QPtrList<QWidget>*x11Filter = 0;
00407 static bool autoDcopRegistration = true;
00408 
00409 void KApplication::installX11EventFilter( QWidget* filter )
00410 {
00411     if ( !filter )
00412         return;
00413     if (!x11Filter)
00414         x11Filter = new QPtrList<QWidget>;
00415     connect ( filter, SIGNAL( destroyed() ), this, SLOT( x11FilterDestroyed() ) );
00416     x11Filter->append( filter );
00417 }
00418 
00419 void KApplication::x11FilterDestroyed()
00420 {
00421     removeX11EventFilter( static_cast< const QWidget* >( sender()));
00422 }
00423 
00424 void KApplication::removeX11EventFilter( const QWidget* filter )
00425 {
00426     if ( !x11Filter || !filter )
00427         return;
00428     x11Filter->removeRef( filter );
00429     if ( x11Filter->isEmpty() ) {
00430         delete x11Filter;
00431         x11Filter = 0;
00432     }
00433 }
00434 
00435 // FIXME: remove this when we've get a better method of
00436 // customizing accelerator handling -- hopefully in Qt.
00437 // For now, this is set whenever an accelerator is overridden
00438 // in KAccelEventHandler so that the AccelOverride isn't sent twice. -- ellis, 19/10/02
00439 extern bool kde_g_bKillAccelOverride;
00440 
00441 bool KApplication::notify(QObject *receiver, QEvent *event)
00442 {
00443     QEvent::Type t = event->type();
00444     if (kde_g_bKillAccelOverride)
00445     {
00446        kde_g_bKillAccelOverride = false;
00447        // Indicate that the accelerator has been overridden.
00448        if (t == QEvent::AccelOverride)
00449        {
00450           static_cast<QKeyEvent *>(event)->accept();
00451           return true;
00452        }
00453        else
00454           kdWarning(125) << "kde_g_bKillAccelOverride set, but received an event other than AccelOverride." << endl;
00455     }
00456 
00457     if ((t == QEvent::AccelOverride) || (t == QEvent::KeyPress))
00458     {
00459        static const KShortcut& _selectAll = KStdAccel::selectAll();
00460        QLineEdit *edit = ::qt_cast<QLineEdit *>(receiver);
00461        if (edit)
00462        {
00463           // We have a keypress for a lineedit...
00464           QKeyEvent *kevent = static_cast<QKeyEvent *>(event);
00465           KKey key(kevent);
00466           if (_selectAll.contains(key))
00467           {
00468              if (t == QEvent::KeyPress)
00469              {
00470                 edit->selectAll();
00471                 return true;
00472              }
00473              else
00474              {
00475                 kevent->accept();
00476              }
00477           }
00478           // Ctrl-U deletes from start of line.
00479           if (key == KKey(Qt::CTRL + Qt::Key_U))
00480           {
00481              if (t == QEvent::KeyPress)
00482              {
00483                 if (!edit->isReadOnly())
00484                 {
00485                    QString t(edit->text());
00486                    t = t.mid(edit->cursorPosition());
00487                    edit->validateAndSet(t, 0, 0, 0);
00488                 }
00489                 return true;
00490              }
00491              else
00492              {
00493                 kevent->accept();
00494              }
00495 
00496           }
00497        }
00498        QTextEdit *medit = ::qt_cast<QTextEdit *>(receiver);
00499        if (medit)
00500        {
00501           // We have a keypress for a multilineedit...
00502           QKeyEvent *kevent = static_cast<QKeyEvent *>(event);
00503           if (_selectAll.contains(KKey(kevent)))
00504           {
00505              if (t == QEvent::KeyPress)
00506              {
00507                 medit->selectAll();
00508                 return true;
00509              }
00510              else
00511              {
00512                 kevent->accept();
00513              }
00514           }
00515        }
00516     }
00517     if( t == QEvent::Show && receiver->isWidgetType())
00518     {
00519         QWidget* w = static_cast< QWidget* >( receiver );
00520 #if defined Q_WS_X11
00521         if( w->isTopLevel() && !startupId().isEmpty() && !static_cast<QShowEvent*>(event)->spontaneous()) // TODO better done using window group leader?
00522             KStartupInfo::setWindowStartupId( w->winId(), startupId());
00523 #endif
00524         if( w->isTopLevel() && !w->testWFlags( WX11BypassWM ) && !w->isPopup() && !event->spontaneous())
00525         {
00526             if( d->app_started_timer == NULL )
00527             {
00528                 d->app_started_timer = new QTimer( this, "app_started_timer" );
00529                 connect( d->app_started_timer, SIGNAL( timeout()), SLOT( checkAppStartedSlot()));
00530             }
00531             if( !d->app_started_timer->isActive())
00532                 d->app_started_timer->start( 0, true );
00533         }
00534         if( w->isTopLevel() && ( w->icon() == NULL || w->icon()->isNull()))
00535         {
00536             // icon() cannot be null pixmap, it'll be the "unknown" icon - so check if there is this application icon
00537             static QPixmap* ic = NULL;
00538             if( ic == NULL )
00539                 ic = new QPixmap( KGlobal::iconLoader()->loadIcon( iconName(),
00540                     KIcon::NoGroup, 0, KIcon::DefaultState, NULL, true ));
00541             if( !ic->isNull())
00542             {
00543                 w->setIcon( *ic );
00544 #if defined Q_WS_X11
00545                 KWin::setIcons( w->winId(), *ic, miniIcon());
00546 #endif
00547             }
00548         }
00549     }
00550     return QApplication::notify(receiver, event);
00551 }
00552 
00553 void KApplication::checkAppStartedSlot()
00554 {
00555 #if defined Q_WS_X11
00556     KStartupInfo::handleAutoAppStartedSending();
00557 #endif
00558 }
00559 
00560 // the help class for session management communication
00561 static QPtrList<KSessionManaged>* sessionClients()
00562 {
00563     static QPtrList<KSessionManaged>* session_clients = 0L;
00564     if ( !session_clients )
00565         session_clients = new QPtrList<KSessionManaged>;
00566     return session_clients;
00567 }
00568 
00569 /*
00570   Auxiliary function to calculate a a session config name used for the
00571   instance specific config object.
00572   Syntax:  "session/<appname>_<sessionId>"
00573  */
00574 QString KApplication::sessionConfigName() const
00575 {
00576     QString sessKey = sessionKey();
00577     if ( sessKey.isEmpty() && !d->sessionKey.isEmpty() )
00578         sessKey = d->sessionKey;
00579     return QString("session/%1_%2_%3").arg(name()).arg(sessionId()).arg(sessKey);
00580 }
00581 
00582 #ifdef Q_WS_X11
00583 static SmcConn mySmcConnection = 0;
00584 static SmcConn tmpSmcConnection = 0;
00585 #else
00586 // FIXME(E): Implement for Qt Embedded
00587 // Possibly "steal" XFree86's libSM?
00588 #endif
00589 static QTime* smModificationTime = 0;
00590 
00591 KApplication::KApplication( int& argc, char** argv, const QCString& rAppName,
00592                             bool allowStyles, bool GUIenabled ) :
00593   QApplication( argc, argv, GUIenabled ), KInstance(rAppName),
00594 #ifdef Q_WS_X11
00595   display(0L),
00596 #endif
00597   d (new KApplicationPrivate())
00598 {
00599     aIconPixmap.pm.icon = 0L;
00600     aIconPixmap.pm.miniIcon = 0L;
00601     read_app_startup_id();
00602     if (!GUIenabled)
00603        allowStyles = false;
00604     useStyles = allowStyles;
00605     Q_ASSERT (!rAppName.isEmpty());
00606     setName(rAppName);
00607 
00608     installSigpipeHandler();
00609     KCmdLineArgs::initIgnore(argc, argv, rAppName.data());
00610     parseCommandLine( );
00611     init(GUIenabled);
00612     d->m_KAppDCOPInterface = new KAppDCOPInterface(this);
00613 }
00614 
00615 KApplication::KApplication( bool allowStyles, bool GUIenabled ) :
00616   QApplication( *KCmdLineArgs::qt_argc(), *KCmdLineArgs::qt_argv(),
00617                 GUIenabled ),
00618   KInstance( KCmdLineArgs::about),
00619 #ifdef Q_WS_X11
00620   display(0L),
00621 #endif
00622   d (new KApplicationPrivate)
00623 {
00624     aIconPixmap.pm.icon = 0L;
00625     aIconPixmap.pm.miniIcon = 0L;
00626     read_app_startup_id();
00627     if (!GUIenabled)
00628        allowStyles = false;
00629     useStyles = allowStyles;
00630     setName( instanceName() );
00631 
00632     installSigpipeHandler();
00633     parseCommandLine( );
00634     init(GUIenabled);
00635     d->m_KAppDCOPInterface = new KAppDCOPInterface(this);
00636 }
00637 
00638 #ifdef Q_WS_X11
00639 KApplication::KApplication( Display *dpy, Qt::HANDLE visual, Qt::HANDLE colormap,
00640                     bool allowStyles ) :
00641   QApplication( dpy, *KCmdLineArgs::qt_argc(), *KCmdLineArgs::qt_argv(),
00642                 visual, colormap ),
00643   KInstance( KCmdLineArgs::about), display(0L), d (new KApplicationPrivate)
00644 {
00645     aIconPixmap.pm.icon = 0L;
00646     aIconPixmap.pm.miniIcon = 0L;
00647     read_app_startup_id();
00648     useStyles = allowStyles;
00649     setName( instanceName() );
00650     installSigpipeHandler();
00651     parseCommandLine( );
00652     init( true );
00653     d->m_KAppDCOPInterface = new KAppDCOPInterface(this);
00654 }
00655 
00656 KApplication::KApplication( Display *dpy, Qt::HANDLE visual, Qt::HANDLE colormap,
00657                     bool allowStyles, KInstance * _instance ) :
00658   QApplication( dpy, *KCmdLineArgs::qt_argc(), *KCmdLineArgs::qt_argv(),
00659                 visual, colormap ),
00660   KInstance( _instance ), display(0L), d (new KApplicationPrivate)
00661 {
00662     aIconPixmap.pm.icon = 0L;
00663     aIconPixmap.pm.miniIcon = 0L;
00664     read_app_startup_id();
00665     useStyles = allowStyles;
00666     setName( instanceName() );
00667     installSigpipeHandler();
00668     parseCommandLine( );
00669     init( true );
00670     d->m_KAppDCOPInterface = new KAppDCOPInterface(this);
00671 }
00672 #endif
00673 
00674 KApplication::KApplication( bool allowStyles, bool GUIenabled, KInstance* _instance ) :
00675   QApplication( *KCmdLineArgs::qt_argc(), *KCmdLineArgs::qt_argv(),
00676                 GUIenabled ),
00677   KInstance( _instance ),
00678 #ifdef Q_WS_X11
00679   display(0L),
00680 #endif
00681   d (new KApplicationPrivate)
00682 {
00683     aIconPixmap.pm.icon = 0L;
00684     aIconPixmap.pm.miniIcon = 0L;
00685     read_app_startup_id();
00686     if (!GUIenabled)
00687        allowStyles = false;
00688     useStyles = allowStyles;
00689     setName( instanceName() );
00690 
00691     installSigpipeHandler();
00692     parseCommandLine( );
00693     init(GUIenabled);
00694     d->m_KAppDCOPInterface = new KAppDCOPInterface(this);
00695 }
00696 
00697 #ifdef Q_WS_X11
00698 KApplication::KApplication(Display *display, int& argc, char** argv, const QCString& rAppName,
00699                            bool allowStyles, bool GUIenabled ) :
00700   QApplication( display ), KInstance(rAppName),
00701   display(0L),
00702   d (new KApplicationPrivate())
00703 {
00704     aIconPixmap.pm.icon = 0L;
00705     aIconPixmap.pm.miniIcon = 0L;
00706     read_app_startup_id();
00707     if (!GUIenabled)
00708        allowStyles = false;
00709     useStyles = allowStyles;
00710 
00711     Q_ASSERT (!rAppName.isEmpty());
00712     setName(rAppName);
00713 
00714     installSigpipeHandler();
00715     KCmdLineArgs::initIgnore(argc, argv, rAppName.data());
00716     parseCommandLine( );
00717     init(GUIenabled);
00718     d->m_KAppDCOPInterface = new KAppDCOPInterface(this);
00719 }
00720 #endif
00721 
00722 int KApplication::xioErrhandler( Display* dpy )
00723 {
00724     if(kapp)
00725     {
00726         emit shutDown();
00727 #ifdef Q_WS_X11
00728         d->oldXIOErrorHandler( dpy );
00729 #else
00730         Q_UNUSED(dpy);
00731 #endif
00732     }
00733     exit( 1 );
00734     return 0;
00735 }
00736 
00737 int KApplication::xErrhandler( Display* dpy, void* err_ )
00738 { // no idea how to make forward decl. for XErrorEvent
00739 #ifdef Q_WS_X11
00740     XErrorEvent* err = static_cast< XErrorEvent* >( err_ );
00741     if(kapp)
00742     {
00743         // add KDE specific stuff here
00744         d->oldXErrorHandler( dpy, err );
00745     }
00746 #endif
00747     return 0;
00748 }
00749 
00750 void KApplication::iceIOErrorHandler( _IceConn *conn )
00751 {
00752     emit shutDown();
00753 
00754 #ifdef Q_WS_X11
00755     if ( d->oldIceIOErrorHandler != NULL )
00756       (*d->oldIceIOErrorHandler)( conn );
00757 #endif
00758     exit( 1 );
00759 }
00760 
00761 class KDETranslator : public QTranslator
00762 {
00763 public:
00764   KDETranslator(QObject *parent) : QTranslator(parent, "kdetranslator") {}
00765   virtual QTranslatorMessage findMessage(const char* context,
00766                      const char *sourceText,
00767                      const char* message) const
00768   {
00769     QTranslatorMessage res;
00770     res.setTranslation(KGlobal::locale()->translateQt(context, sourceText, message));
00771     return res;
00772   }
00773 };
00774 
00775 void KApplication::init(bool GUIenabled)
00776 {
00777   d->guiEnabled = GUIenabled;
00778   if ((getuid() != geteuid()) ||
00779       (getgid() != getegid()))
00780   {
00781      fprintf(stderr, "The KDE libraries are not designed to run with suid privileges.\n");
00782      ::exit(127);
00783   }
00784 
00785   KProcessController::ref();
00786 
00787   (void) KClipboardSynchronizer::self();
00788 
00789   QApplication::setDesktopSettingsAware( false );
00790 
00791   KApp = this;
00792 
00793 
00794 #ifdef Q_WS_X11 //FIXME(E)
00795   // create all required atoms in _one_ roundtrip to the X server
00796   if ( GUIenabled ) {
00797       const int max = 20;
00798       Atom* atoms[max];
00799       char* names[max];
00800       Atom atoms_return[max];
00801       int n = 0;
00802 
00803       atoms[n] = &kipcCommAtom;
00804       names[n++] = (char *) "KIPC_COMM_ATOM";
00805 
00806       atoms[n] = &atom_DesktopWindow;
00807       names[n++] = (char *) "KDE_DESKTOP_WINDOW";
00808 
00809       atoms[n] = &atom_NetSupported;
00810       names[n++] = (char *) "_NET_SUPPORTED";
00811 
00812       atoms[n] = &kde_xdnd_drop;
00813       names[n++] = (char *) "XdndDrop";
00814 
00815       XInternAtoms( qt_xdisplay(), names, n, false, atoms_return );
00816 
00817       for (int i = 0; i < n; i++ )
00818       *atoms[i] = atoms_return[i];
00819   }
00820 #endif
00821 
00822   dcopAutoRegistration();
00823   dcopClientPostInit();
00824 
00825   smw = 0;
00826 
00827   // Initial KIPC event mask.
00828 #if defined Q_WS_X11
00829   kipcEventMask = (1 << KIPC::StyleChanged) | (1 << KIPC::PaletteChanged) |
00830                   (1 << KIPC::FontChanged) | (1 << KIPC::BackgroundChanged) |
00831                   (1 << KIPC::ToolbarStyleChanged) | (1 << KIPC::SettingsChanged) |
00832                   (1 << KIPC::ClipboardConfigChanged) | (1 << KIPC::BlockShortcuts);
00833 #endif
00834 
00835   // Trigger creation of locale.
00836   (void) KGlobal::locale();
00837 
00838   KConfig* config = KGlobal::config();
00839   d->actionRestrictions = config->hasGroup("KDE Action Restrictions" ) && !kde_kiosk_exception;
00840   // For brain-dead configurations where the user's local config file is not writable.
00841   // * We use kdialog to warn the user, so we better not generate warnings from
00842   //   kdialog itself.
00843   // * Don't warn if we run with a read-only $HOME
00844   QCString readOnly = getenv("KDE_HOME_READONLY");
00845   if (readOnly.isEmpty() && (qstrcmp(name(), "kdialog") != 0))
00846   {
00847     KConfigGroupSaver saver(config, "KDE Action Restrictions");
00848     if (config->readBoolEntry("warn_unwritable_config",true))
00849        config->checkConfigFilesWritable(true);
00850   }
00851 
00852   if (GUIenabled)
00853   {
00854 #ifdef Q_WS_X11
00855     // this is important since we fork() to launch the help (Matthias)
00856     fcntl(ConnectionNumber(qt_xdisplay()), F_SETFD, FD_CLOEXEC);
00857     // set up the fancy (=robust and error ignoring ) KDE xio error handlers (Matthias)
00858     d->oldXErrorHandler = XSetErrorHandler( kde_x_errhandler );
00859     d->oldXIOErrorHandler = XSetIOErrorHandler( kde_xio_errhandler );
00860 #endif
00861 
00862     connect( this, SIGNAL( aboutToQuit() ), this, SIGNAL( shutDown() ) );
00863 
00864 #ifdef Q_WS_X11 //FIXME(E)
00865     display = desktop()->x11Display();
00866 #endif
00867 
00868     {
00869         QStringList plugins = KGlobal::dirs()->resourceDirs( "qtplugins" );
00870         QStringList::Iterator it = plugins.begin();
00871         while (it != plugins.end()) {
00872             addLibraryPath( *it );
00873             ++it;
00874         }
00875 
00876     }
00877     kdisplaySetStyle();
00878     kdisplaySetFont();
00879 //    kdisplaySetPalette(); done by kdisplaySetStyle
00880     propagateSettings(SETTINGS_QT);
00881 
00882     // Set default mime-source factory
00883     // XXX: This is a hack. Make our factory the default factory, but add the
00884     // previous default factory to the list of factories. Why? When the default
00885     // factory can't resolve something, it iterates in the list of factories.
00886     // But it QWhatsThis only uses the default factory. So if there was already
00887     // a default factory (which happens when using an image library using uic),
00888     // we prefer KDE's factory and so we put that old default factory in the
00889     // list and use KDE as the default. This may speed up things as well.
00890     QMimeSourceFactory* oldDefaultFactory = QMimeSourceFactory::takeDefaultFactory();
00891     QMimeSourceFactory::setDefaultFactory( mimeSourceFactory() );
00892     if ( oldDefaultFactory ) {
00893         QMimeSourceFactory::addFactory( oldDefaultFactory );
00894     }
00895 
00896     d->checkAccelerators = new KCheckAccelerators( this );
00897   }
00898 
00899 #ifdef Q_WS_MACX
00900   if (GUIenabled) {
00901       QPixmap pixmap = KGlobal::iconLoader()->loadIcon( KCmdLineArgs::appName(),
00902               KIcon::NoGroup, KIcon::SizeLarge, KIcon::DefaultState, 0L, false );
00903       if (!pixmap.isNull()) {
00904           QImage i = pixmap.convertToImage().convertDepth(32).smoothScale(40, 40);
00905           for(int y = 0; y < i.height(); y++) {
00906               uchar *l = i.scanLine(y);
00907               for(int x = 0; x < i.width(); x+=4)
00908                   *(l+x) = 255;
00909           }
00910           CGColorSpaceRef cs = CGColorSpaceCreateDeviceRGB();
00911           CGDataProviderRef dp = CGDataProviderCreateWithData(NULL,
00912                   i.bits(), i.numBytes(), NULL);
00913           CGImageRef ir = CGImageCreate(i.width(), i.height(), 8, 32, i.bytesPerLine(),
00914                   cs, kCGImageAlphaNoneSkipFirst, dp,
00915                   0, 0, kCGRenderingIntentDefault);
00916           //cleanup
00917           SetApplicationDockTileImage(ir);
00918           CGImageRelease(ir);
00919           CGColorSpaceRelease(cs);
00920           CGDataProviderRelease(dp);
00921       }
00922   }
00923 #endif
00924 
00925 
00926   // save and restore the RTL setting, as installTranslator calls qt_detectRTLLanguage,
00927   // which makes it impossible to use the -reverse cmdline switch with KDE apps
00928   bool rtl = reverseLayout();
00929   installTranslator(new KDETranslator(this));
00930   setReverseLayout( rtl );
00931   if (i18n( "_: Dear Translator! Translate this string to the string 'LTR' in "
00932      "left-to-right languages (as english) or to 'RTL' in right-to-left "
00933      "languages (such as Hebrew and Arabic) to get proper widget layout." ) == "RTL")
00934     setReverseLayout( !rtl );
00935 
00936   // install appdata resource type
00937   KGlobal::dirs()->addResourceType("appdata", KStandardDirs::kde_default("data")
00938                                    + QString::fromLatin1(name()) + '/');
00939   pSessionConfig = 0L;
00940   bSessionManagement = true;
00941 
00942 #ifdef Q_WS_X11
00943   // register a communication window for desktop changes (Matthias)
00944   if (GUIenabled && kde_have_kipc )
00945   {
00946     smw = new QWidget(0,0);
00947     long data = 1;
00948     XChangeProperty(qt_xdisplay(), smw->winId(),
00949             atom_DesktopWindow, atom_DesktopWindow,
00950             32, PropModeReplace, (unsigned char *)&data, 1);
00951   }
00952   d->oldIceIOErrorHandler = IceSetIOErrorHandler( kde_ice_ioerrorhandler );
00953 #elif defined(Q_WS_WIN)
00954   KApplication_init_windows(GUIenabled);
00955 #else
00956   // FIXME(E): Implement for Qt Embedded
00957 #endif
00958 }
00959 
00960 static int my_system (const char *command) {
00961    int pid, status;
00962 
00963    pid = fork();
00964    if (pid == -1)
00965       return -1;
00966    if (pid == 0) {
00967       const char* shell = "/bin/sh";
00968       execl(shell, shell, "-c", command, (void *)0);
00969       ::_exit(127);
00970    }
00971    do {
00972       if (waitpid(pid, &status, 0) == -1) {
00973          if (errno != EINTR)
00974             return -1;
00975        } else
00976             return status;
00977    } while(1);
00978 }
00979 
00980 
00981 DCOPClient *KApplication::dcopClient()
00982 {
00983   if (s_DCOPClient)
00984     return s_DCOPClient;
00985 
00986   s_DCOPClient = new DCOPClient();
00987   KCmdLineArgs *args = KCmdLineArgs::parsedArgs("kde");
00988   if (args && args->isSet("dcopserver"))
00989   {
00990     s_DCOPClient->setServerAddress( args->getOption("dcopserver"));
00991   }
00992   if( kapp ) {
00993     connect(s_DCOPClient, SIGNAL(attachFailed(const QString &)),
00994             kapp, SLOT(dcopFailure(const QString &)));
00995     connect(s_DCOPClient, SIGNAL(blockUserInput(bool) ),
00996             kapp, SLOT(dcopBlockUserInput(bool)) );
00997   }
00998   else
00999     s_dcopClientNeedsPostInit = true;
01000 
01001   DCOPClient::setMainClient( s_DCOPClient );
01002   return s_DCOPClient;
01003 }
01004 
01005 void KApplication::dcopClientPostInit()
01006 {
01007   if( s_dcopClientNeedsPostInit )
01008     {
01009     s_dcopClientNeedsPostInit = false;
01010     connect(s_DCOPClient, SIGNAL(blockUserInput(bool) ),
01011             SLOT(dcopBlockUserInput(bool)) );
01012     s_DCOPClient->bindToApp(); // Make sure we get events from the DCOPClient.
01013     }
01014 }
01015 
01016 void KApplication::dcopAutoRegistration()
01017 {
01018   if (autoDcopRegistration)
01019      {
01020      ( void ) dcopClient();
01021      if( dcopClient()->appId().isEmpty())
01022          dcopClient()->registerAs(name());
01023      }
01024 }
01025 
01026 void KApplication::disableAutoDcopRegistration()
01027 {
01028   autoDcopRegistration = false;
01029 }
01030 
01031 KConfig* KApplication::sessionConfig()
01032 {
01033     if (pSessionConfig)
01034         return pSessionConfig;
01035 
01036     // create an instance specific config object
01037     pSessionConfig = new KConfig( sessionConfigName(), false, false);
01038     return pSessionConfig;
01039 }
01040 
01041 void KApplication::ref()
01042 {
01043     d->refCount++;
01044     //kdDebug() << "KApplication::ref() : refCount = " << d->refCount << endl;
01045 }
01046 
01047 void KApplication::deref()
01048 {
01049     d->refCount--;
01050     //kdDebug() << "KApplication::deref() : refCount = " << d->refCount << endl;
01051     if ( d->refCount <= 0 )
01052         quit();
01053 }
01054 
01055 KSessionManaged::KSessionManaged()
01056 {
01057     sessionClients()->remove( this );
01058     sessionClients()->append( this );
01059 }
01060 
01061 KSessionManaged::~KSessionManaged()
01062 {
01063     sessionClients()->remove( this );
01064 }
01065 
01066 bool KSessionManaged::saveState(QSessionManager&)
01067 {
01068     return true;
01069 }
01070 
01071 bool KSessionManaged::commitData(QSessionManager&)
01072 {
01073     return true;
01074 }
01075 
01076 
01077 void KApplication::disableSessionManagement() {
01078   bSessionManagement = false;
01079 }
01080 
01081 void KApplication::enableSessionManagement() {
01082   bSessionManagement = true;
01083 #ifdef Q_WS_X11
01084   // Session management support in Qt/KDE is awfully broken.
01085   // If konqueror disables session management right after its startup,
01086   // and enables it later (preloading stuff), it won't be properly
01087   // saved on session shutdown.
01088   // I'm not actually sure why it doesn't work, but saveState()
01089   // doesn't seem to be called on session shutdown, possibly
01090   // because disabling session management after konqueror startup
01091   // disabled it somehow. Forcing saveState() here for this application
01092   // seems to fix it.
01093   if( mySmcConnection ) {
01094         SmcRequestSaveYourself( mySmcConnection, SmSaveLocal, False,
01095                 SmInteractStyleAny,
01096                 False, False );
01097 
01098     // flush the request
01099     IceFlush(SmcGetIceConnection(mySmcConnection));
01100   }
01101 #endif
01102 }
01103 
01104 
01105 bool KApplication::requestShutDown(
01106     ShutdownConfirm confirm, ShutdownType sdtype, ShutdownMode sdmode )
01107 {
01108 #ifdef Q_WS_X11
01109     QApplication::syncX();
01110     /*  use ksmserver's dcop interface if necessary  */
01111     if ( confirm == ShutdownConfirmYes ||
01112          sdtype != ShutdownTypeDefault ||
01113          sdmode != ShutdownModeDefault )
01114     {
01115         QByteArray data;
01116         QDataStream arg(data, IO_WriteOnly);
01117         arg << (int)confirm << (int)sdtype << (int)sdmode;
01118     return dcopClient()->send( "ksmserver", "ksmserver",
01119                                    "logout(int,int,int)", data );
01120     }
01121 
01122     if ( mySmcConnection ) {
01123         // we already have a connection to the session manager, use it.
01124         SmcRequestSaveYourself( mySmcConnection, SmSaveBoth, True,
01125                 SmInteractStyleAny,
01126                 confirm == ShutdownConfirmNo, True );
01127 
01128     // flush the request
01129     IceFlush(SmcGetIceConnection(mySmcConnection));
01130         return true;
01131     }
01132 
01133     // open a temporary connection, if possible
01134 
01135     propagateSessionManager();
01136     QCString smEnv = ::getenv("SESSION_MANAGER");
01137     if (smEnv.isEmpty())
01138         return false;
01139 
01140     if (! tmpSmcConnection) {
01141     char cerror[256];
01142     char* myId = 0;
01143     char* prevId = 0;
01144     SmcCallbacks cb;
01145     tmpSmcConnection = SmcOpenConnection( 0, 0, 1, 0,
01146                           0, &cb,
01147                           prevId,
01148                           &myId,
01149                           255,
01150                           cerror );
01151     ::free( myId ); // it was allocated by C
01152     if (!tmpSmcConnection )
01153         return false;
01154     }
01155 
01156     SmcRequestSaveYourself( tmpSmcConnection, SmSaveBoth, True,
01157                 SmInteractStyleAny, False, True );
01158 
01159     // flush the request
01160     IceFlush(SmcGetIceConnection(tmpSmcConnection));
01161     return true;
01162 #else
01163     // FIXME(E): Implement for Qt Embedded
01164     return false;
01165 #endif
01166 }
01167 
01168 void KApplication::propagateSessionManager()
01169 {
01170 #ifdef Q_WS_X11
01171     QCString fName = QFile::encodeName(locateLocal("socket", "KSMserver"));
01172     QCString display = ::getenv(DISPLAY);
01173     // strip the screen number from the display
01174     display.replace(QRegExp("\\.[0-9]+$"), "");
01175     int i;
01176     while( (i = display.find(':')) >= 0)
01177        display[i] = '_';
01178 
01179     fName += "_"+display;
01180     QCString smEnv = ::getenv("SESSION_MANAGER");
01181     bool check = smEnv.isEmpty();
01182     if ( !check && smModificationTime ) {
01183          QFileInfo info( fName );
01184          QTime current = info.lastModified().time();
01185          check = current > *smModificationTime;
01186     }
01187     if ( check ) {
01188         delete smModificationTime;
01189         QFile f( fName );
01190         if ( !f.open( IO_ReadOnly ) )
01191             return;
01192         QFileInfo info ( f );
01193         smModificationTime = new QTime( info.lastModified().time() );
01194         QTextStream t(&f);
01195         t.setEncoding( QTextStream::Latin1 );
01196         QString s = t.readLine();
01197         f.close();
01198         ::setenv( "SESSION_MANAGER", s.latin1(), true  );
01199     }
01200 #endif
01201 }
01202 
01203 void KApplication::commitData( QSessionManager& sm )
01204 {
01205     d->session_save = true;
01206     bool canceled = false;
01207     for (KSessionManaged* it = sessionClients()->first();
01208          it && !canceled;
01209          it = sessionClients()->next() ) {
01210         canceled = !it->commitData( sm );
01211     }
01212     if ( canceled )
01213         sm.cancel();
01214 
01215     if ( sm.allowsInteraction() ) {
01216         QWidgetList done;
01217         QWidgetList *list = QApplication::topLevelWidgets();
01218         bool canceled = false;
01219         QWidget* w = list->first();
01220         while ( !canceled && w ) {
01221             if ( !w->testWState( WState_ForceHide ) && !w->inherits("KMainWindow") ) {
01222                 QCloseEvent e;
01223                 sendEvent( w, &e );
01224                 canceled = !e.isAccepted();
01225                 if ( !canceled )
01226                     done.append( w );
01227                 delete list; // one never knows...
01228                 list = QApplication::topLevelWidgets();
01229                 w = list->first();
01230             } else {
01231                 w = list->next();
01232             }
01233             while ( w && done.containsRef( w ) )
01234                 w = list->next();
01235         }
01236         delete list;
01237     }
01238 
01239 
01240     if ( !bSessionManagement )
01241         sm.setRestartHint( QSessionManager::RestartNever );
01242     else
01243     sm.setRestartHint( QSessionManager::RestartIfRunning );
01244     d->session_save = false;
01245 }
01246 
01247 static void checkRestartVersion( QSessionManager& sm )
01248 {
01249     Display* dpy = qt_xdisplay();
01250     Atom type;
01251     int format;
01252     unsigned long nitems, after;
01253     unsigned char* data;
01254     if( XGetWindowProperty( dpy, RootWindow( dpy, 0 ), XInternAtom( dpy, "KDE_FULL_SESSION", False ),
01255         0, 1, False, AnyPropertyType, &type, &format, &nitems, &after, &data ) == Success ) {
01256         if( data != NULL )
01257             XFree( data );
01258         if( type == XA_STRING && format == 8 ) { // session set, check if KDE_SESSION_VERSION is not set (meaning KDE3)
01259             if( XGetWindowProperty( dpy, RootWindow( dpy, 0 ), XInternAtom( dpy, "KDE_SESSION_VERSION", False ),
01260                 0, 1, False, AnyPropertyType, &type, &format, &nitems, &after, &data ) == Success ) {
01261                 if( data != NULL )
01262                     XFree( data ); // KDE4 or newer
01263                 if( type == None )
01264                     return; // we run in our native session, no need to wrap
01265             } else {
01266                 return; // we run in our native session, no need to wrap
01267             }
01268         }
01269     }
01270     QString wrapper = KStandardDirs::findExe( "kde3" );
01271     QStringList restartCommand = sm.restartCommand();
01272     restartCommand.prepend( wrapper );
01273     sm.setRestartCommand( restartCommand );
01274 }
01275 
01276 void KApplication::saveState( QSessionManager& sm )
01277 {
01278     d->session_save = true;
01279 #ifdef Q_WS_X11
01280     static bool firstTime = true;
01281     mySmcConnection = (SmcConn) sm.handle();
01282 
01283     if ( !bSessionManagement ) {
01284         sm.setRestartHint( QSessionManager::RestartNever );
01285     d->session_save = false;
01286         return;
01287     }
01288     else
01289     sm.setRestartHint( QSessionManager::RestartIfRunning );
01290 
01291     if ( firstTime ) {
01292         firstTime = false;
01293     d->session_save = false;
01294         return; // no need to save the state.
01295     }
01296 
01297     // remove former session config if still existing, we want a new
01298     // and fresh one. Note that we do not delete the config file here,
01299     // this is done by the session manager when it executes the
01300     // discard commands. In fact it would be harmful to remove the
01301     // file here, as the session might be stored under a different
01302     // name, meaning the user still might need it eventually.
01303     if ( pSessionConfig ) {
01304         delete pSessionConfig;
01305         pSessionConfig = 0;
01306     }
01307 
01308     // tell the session manager about our new lifecycle
01309     QStringList restartCommand = sm.restartCommand();
01310 
01311     QCString multiHead = getenv("KDE_MULTIHEAD");
01312     if (multiHead.lower() == "true") {
01313         // if multihead is enabled, we save our -display argument so that
01314         // we are restored onto the correct head... one problem with this
01315         // is that the display is hard coded, which means we cannot restore
01316         // to a different display (ie. if we are in a university lab and try,
01317         // try to restore a multihead session, our apps could be started on
01318         // someone else's display instead of our own)
01319         QCString displayname = getenv(DISPLAY);
01320         if (! displayname.isNull()) {
01321             // only store the command if we actually have a DISPLAY
01322             // environment variable
01323             restartCommand.append("-display");
01324             restartCommand.append(displayname);
01325         }
01326         sm.setRestartCommand( restartCommand );
01327     }
01328 
01329     checkRestartVersion( sm );
01330 
01331     // finally: do session management
01332     emit saveYourself(); // for compatibility
01333     bool canceled = false;
01334     for (KSessionManaged* it = sessionClients()->first();
01335          it && !canceled;
01336          it = sessionClients()->next() ) {
01337         canceled = !it->saveState( sm );
01338     }
01339 
01340     // if we created a new session config object, register a proper discard command
01341     if ( pSessionConfig ) {
01342         pSessionConfig->sync();
01343         QStringList discard;
01344         discard  << "rm" << locateLocal("config", sessionConfigName());
01345         sm.setDiscardCommand( discard );
01346     } else {
01347     sm.setDiscardCommand( "" );
01348     }
01349 
01350     if ( canceled )
01351         sm.cancel();
01352 #else
01353     // FIXME(E): Implement for Qt Embedded
01354 #endif
01355     d->session_save = false;
01356 }
01357 
01358 bool KApplication::sessionSaving() const
01359 {
01360     return d->session_save;
01361 }
01362 
01363 void KApplication::startKdeinit()
01364 {
01365 #ifndef Q_WS_WIN //TODO
01366   KInstance inst( "startkdeinitlock" );
01367   KLockFile lock( locateLocal( "tmp", "startkdeinitlock", &inst ));
01368   if( lock.lock( KLockFile::LockNoBlock ) != KLockFile::LockOK ) {
01369      lock.lock();
01370      DCOPClient cl;
01371      if( cl.attach())
01372          return; // whoever held the lock has already started dcopserver
01373   }
01374   // Try to launch kdeinit.
01375   QString srv = KStandardDirs::findExe(QString::fromLatin1("kdeinit"));
01376   if (srv.isEmpty())
01377      srv = KStandardDirs::findExe(QString::fromLatin1("kdeinit"), KGlobal::dirs()->kfsstnd_defaultbindir());
01378   if (srv.isEmpty())
01379      return;
01380   if (kapp && (Tty != kapp->type()))
01381     setOverrideCursor( Qt::waitCursor );
01382   my_system(QFile::encodeName(srv)+" --suicide"+" --new-startup");
01383   if (kapp && (Tty != kapp->type()))
01384     restoreOverrideCursor();
01385 #endif
01386 }
01387 
01388 void KApplication::dcopFailure(const QString &msg)
01389 {
01390   static int failureCount = 0;
01391   failureCount++;
01392   if (failureCount == 1)
01393   {
01394      startKdeinit();
01395      return;
01396   }
01397   if (failureCount == 2)
01398   {
01399 #ifdef Q_WS_WIN
01400      KGlobal::config()->setGroup("General");
01401      if (KGlobal::config()->readBoolEntry("ignoreDCOPFailures", false))
01402          return;
01403 #endif
01404      QString msgStr(i18n("There was an error setting up inter-process "
01405                       "communications for KDE. The message returned "
01406                       "by the system was:\n\n"));
01407      msgStr += msg;
01408      msgStr += i18n("\n\nPlease check that the \"dcopserver\" program is running!");
01409 
01410      if (Tty != kapp->type())
01411      {
01412        QMessageBox::critical
01413          (
01414            kapp->mainWidget(),
01415            i18n("DCOP communications error (%1)").arg(kapp->caption()),
01416            msgStr,
01417            i18n("&OK")
01418          );
01419      }
01420      else
01421      {
01422        fprintf(stderr, "%s\n", msgStr.local8Bit().data());
01423      }
01424 
01425      return;
01426   }
01427 }
01428 
01429 static const KCmdLineOptions qt_options[] =
01430 {
01431   //FIXME: Check if other options are specific to Qt/X11
01432 #ifdef Q_WS_X11
01433    { "display <displayname>", I18N_NOOP("Use the X-server display 'displayname'"), 0},
01434 #else
01435    { "display <displayname>", I18N_NOOP("Use the QWS display 'displayname'"), 0},
01436 #endif
01437    { "session <sessionId>", I18N_NOOP("Restore the application for the given 'sessionId'"), 0},
01438    { "cmap", I18N_NOOP("Causes the application to install a private color\nmap on an 8-bit display"), 0},
01439    { "ncols <count>", I18N_NOOP("Limits the number of colors allocated in the color\ncube on an 8-bit display, if the application is\nusing the QApplication::ManyColor color\nspecification"), 0},
01440    { "nograb", I18N_NOOP("tells Qt to never grab the mouse or the keyboard"), 0},
01441    { "dograb", I18N_NOOP("running under a debugger can cause an implicit\n-nograb, use -dograb to override"), 0},
01442    { "sync", I18N_NOOP("switches to synchronous mode for debugging"), 0},
01443    { "fn", 0, 0},
01444    { "font <fontname>", I18N_NOOP("defines the application font"), 0},
01445    { "bg", 0, 0},
01446    { "background <color>", I18N_NOOP("sets the default background color and an\napplication palette (light and dark shades are\ncalculated)"), 0},
01447    { "fg", 0, 0},
01448    { "foreground <color>", I18N_NOOP("sets the default foreground color"), 0},
01449    { "btn", 0, 0},
01450    { "button <color>", I18N_NOOP("sets the default button color"), 0},
01451    { "name <name>", I18N_NOOP("sets the application name"), 0},
01452    { "title <title>", I18N_NOOP("sets the application title (caption)"), 0},
01453 #ifdef Q_WS_X11
01454    { "visual TrueColor", I18N_NOOP("forces the application to use a TrueColor visual on\nan 8-bit display"), 0},
01455    { "inputstyle <inputstyle>", I18N_NOOP("sets XIM (X Input Method) input style. Possible\nvalues are onthespot, overthespot, offthespot and\nroot"), 0 },
01456    { "im <XIM server>", I18N_NOOP("set XIM server"),0},
01457    { "noxim", I18N_NOOP("disable XIM"), 0 },
01458 #endif
01459 #ifdef Q_WS_QWS
01460    { "qws", I18N_NOOP("forces the application to run as QWS Server"), 0},
01461 #endif
01462    { "reverse", I18N_NOOP("mirrors the whole layout of widgets"), 0},
01463    KCmdLineLastOption
01464 };
01465 
01466 static const KCmdLineOptions kde_options[] =
01467 {
01468    { "caption <caption>",       I18N_NOOP("Use 'caption' as name in the titlebar"), 0},
01469    { "icon <icon>",             I18N_NOOP("Use 'icon' as the application icon"), 0},
01470    { "miniicon <icon>",         I18N_NOOP("Use 'icon' as the icon in the titlebar"), 0},
01471    { "config <filename>",       I18N_NOOP("Use alternative configuration file"), 0},
01472    { "dcopserver <server>",     I18N_NOOP("Use the DCOP Server specified by 'server'"), 0},
01473    { "nocrashhandler",          I18N_NOOP("Disable crash handler, to get core dumps"), 0},
01474    { "waitforwm",          I18N_NOOP("Waits for a WM_NET compatible windowmanager"), 0},
01475    { "style <style>", I18N_NOOP("sets the application GUI style"), 0},
01476    { "geometry <geometry>", I18N_NOOP("sets the client geometry of the main widget - see man X for the argument format"), 0},
01477    { "smkey <sessionKey>", 0, 0}, // this option is obsolete and exists only to allow smooth upgrades from sessions
01478                                   // saved under Qt 3.0.x -- Qt 3.1.x includes the session key now automatically in
01479                   // the session id (Simon)
01480    KCmdLineLastOption
01481 };
01482 
01483 void
01484 KApplication::addCmdLineOptions()
01485 {
01486    KCmdLineArgs::addCmdLineOptions(qt_options, "Qt", "qt");
01487    KCmdLineArgs::addCmdLineOptions(kde_options, "KDE", "kde");
01488 }
01489 
01490 void KApplication::parseCommandLine( )
01491 {
01492     KCmdLineArgs *args = KCmdLineArgs::parsedArgs("kde");
01493 
01494     if ( !args ) return;
01495 
01496     if (args->isSet("config"))
01497     {
01498         QString config = QString::fromLocal8Bit(args->getOption("config"));
01499         setConfigName(config);
01500     }
01501 
01502     if (args->isSet("style"))
01503     {
01504 
01505        QStringList styles = QStyleFactory::keys();
01506        QString reqStyle(args->getOption("style").lower());
01507 
01508        for (QStringList::ConstIterator it = styles.begin(); it != styles.end(); ++it)
01509            if ((*it).lower() == reqStyle)
01510            {
01511                d->overrideStyle = *it;
01512                break;
01513            }
01514 
01515        if (d->overrideStyle.isEmpty())
01516           fprintf(stderr, "%s", i18n("The style %1 was not found\n").arg(reqStyle).local8Bit().data());
01517     }
01518 
01519     if (args->isSet("caption"))
01520     {
01521        aCaption = QString::fromLocal8Bit(args->getOption("caption"));
01522     }
01523 
01524     if (args->isSet("miniicon"))
01525     {
01526        const char *tmp = args->getOption("miniicon");
01527        if (!aIconPixmap.pm.miniIcon) {
01528          aIconPixmap.pm.miniIcon = new QPixmap;
01529        }
01530        *aIconPixmap.pm.miniIcon = SmallIcon(tmp);
01531        aMiniIconName = tmp;
01532     }
01533 
01534     if (args->isSet("icon"))
01535     {
01536        const char *tmp = args->getOption("icon");
01537        if (!aIconPixmap.pm.icon) {
01538           aIconPixmap.pm.icon = new QPixmap;
01539        }
01540        *aIconPixmap.pm.icon = DesktopIcon( tmp );
01541        aIconName = tmp;
01542        if (!aIconPixmap.pm.miniIcon) {
01543          aIconPixmap.pm.miniIcon = new QPixmap;
01544        }
01545        if (aIconPixmap.pm.miniIcon->isNull())
01546        {
01547           *aIconPixmap.pm.miniIcon = SmallIcon( tmp );
01548           aMiniIconName = tmp;
01549        }
01550     }
01551 
01552     bool nocrashhandler = (getenv("KDE_DEBUG") != NULL);
01553     if (!nocrashhandler && args->isSet("crashhandler"))
01554     {
01555         // set default crash handler / set emergency save function to nothing
01556         KCrash::setCrashHandler(KCrash::defaultCrashHandler);
01557         KCrash::setEmergencySaveFunction(NULL);
01558 
01559         KCrash::setApplicationName(QString(args->appName()));
01560     }
01561 
01562 #ifdef Q_WS_X11
01563     if ( args->isSet( "waitforwm" ) ) {
01564         Atom type;
01565         (void) desktop(); // trigger desktop creation, we need PropertyNotify events for the root window
01566         int format;
01567         unsigned long length, after;
01568         unsigned char *data;
01569         while ( XGetWindowProperty( qt_xdisplay(), qt_xrootwin(), atom_NetSupported,
01570                     0, 1, false, AnyPropertyType, &type, &format,
01571                                     &length, &after, &data ) != Success || !length ) {
01572             if ( data )
01573                 XFree( data );
01574             XEvent event;
01575             XWindowEvent( qt_xdisplay(), qt_xrootwin(), PropertyChangeMask, &event );
01576         }
01577         if ( data )
01578             XFree( data );
01579     }
01580 #else
01581     // FIXME(E): Implement for Qt Embedded
01582 #endif
01583 
01584     if (args->isSet("geometry"))
01585     {
01586         d->geometry_arg = args->getOption("geometry");
01587     }
01588 
01589     if (args->isSet("smkey"))
01590     {
01591         d->sessionKey = args->getOption("smkey");
01592     }
01593 
01594 }
01595 
01596 QString KApplication::geometryArgument() const
01597 {
01598     return d->geometry_arg;
01599 }
01600 
01601 QPixmap KApplication::icon() const
01602 {
01603   if( !aIconPixmap.pm.icon) {
01604       aIconPixmap.pm.icon = new QPixmap;
01605   }
01606   if( aIconPixmap.pm.icon->isNull()) {
01607       *aIconPixmap.pm.icon = DesktopIcon( instanceName() );
01608   }
01609   return *aIconPixmap.pm.icon;
01610 }
01611 
01612 QString KApplication::iconName() const
01613 {
01614   return aIconName.isNull() ? (QString)instanceName() : aIconName;
01615 }
01616 
01617 QPixmap KApplication::miniIcon() const
01618 {
01619   if (!aIconPixmap.pm.miniIcon) {
01620       aIconPixmap.pm.miniIcon = new QPixmap;
01621   }
01622   if (aIconPixmap.pm.miniIcon->isNull()) {
01623       *aIconPixmap.pm.miniIcon = SmallIcon( instanceName() );
01624   }
01625   return *aIconPixmap.pm.miniIcon;
01626 }
01627 
01628 QString KApplication::miniIconName() const
01629 {
01630   return aMiniIconName.isNull() ? (QString)instanceName() : aMiniIconName;
01631 }
01632 
01633 extern void kDebugCleanup();
01634 
01635 KApplication::~KApplication()
01636 {
01637   delete aIconPixmap.pm.miniIcon;
01638   aIconPixmap.pm.miniIcon = 0L;
01639   delete aIconPixmap.pm.icon;
01640   aIconPixmap.pm.icon = 0L;
01641   delete d->m_KAppDCOPInterface;
01642 
01643   // First call the static deleters and then call KLibLoader::cleanup()
01644   // The static deleters may delete libraries for which they need KLibLoader.
01645   // KLibLoader will take care of the remaining ones.
01646   KGlobal::deleteStaticDeleters();
01647   KLibLoader::cleanUp();
01648 
01649   delete smw;
01650 
01651   // close down IPC
01652   delete s_DCOPClient;
01653   s_DCOPClient = 0L;
01654 
01655   KProcessController::deref();
01656 
01657 #ifdef Q_WS_X11
01658   if ( d->oldXErrorHandler != NULL )
01659       XSetErrorHandler( d->oldXErrorHandler );
01660   if ( d->oldXIOErrorHandler != NULL )
01661       XSetIOErrorHandler( d->oldXIOErrorHandler );
01662   if ( d->oldIceIOErrorHandler != NULL )
01663       IceSetIOErrorHandler( d->oldIceIOErrorHandler );
01664 #endif
01665 
01666   delete d;
01667   KApp = 0;
01668 
01669 #ifdef Q_WS_X11
01670   mySmcConnection = 0;
01671   delete smModificationTime;
01672   smModificationTime = 0;
01673 
01674   // close the temporary smc connection
01675   if (tmpSmcConnection) {
01676       SmcCloseConnection( tmpSmcConnection, 0, 0 );
01677       tmpSmcConnection = 0;
01678   }
01679 #else
01680   // FIXME(E): Implement for Qt Embedded
01681 #endif
01682 }
01683 
01684 
01685 #ifdef Q_WS_X11
01686 class KAppX11HackWidget: public QWidget
01687 {
01688 public:
01689     bool publicx11Event( XEvent * e) { return x11Event( e ); }
01690 };
01691 #endif
01692 
01693 
01694 
01695 static bool kapp_block_user_input = false;
01696 
01697 void KApplication::dcopBlockUserInput( bool b )
01698 {
01699     kapp_block_user_input = b;
01700 }
01701 
01702 #ifdef Q_WS_X11
01703 bool KApplication::x11EventFilter( XEvent *_event )
01704 {
01705     switch ( _event->type ) {
01706         case ClientMessage:
01707         {
01708 #if KDE_IS_VERSION( 3, 90, 90 )
01709 #warning This should be already in Qt, check.
01710 #endif
01711         // Workaround for focus stealing prevention not working when dragging e.g. text from KWrite
01712         // to KDesktop -> the dialog asking for filename doesn't get activated. This is because
01713         // Qt-3.2.x doesn't have concept of qt_x_user_time at all, and Qt-3.3.0b1 passes the timestamp
01714         // in the XdndDrop message in incorrect field (and doesn't update qt_x_user_time either).
01715         // Patch already sent, future Qt version should have this fixed.
01716             if( _event->xclient.message_type == kde_xdnd_drop )
01717                 { // if the message is XdndDrop
01718                 if( _event->xclient.data.l[ 1 ] == 1 << 24     // and it's broken the way it's in Qt-3.2.x
01719                     && _event->xclient.data.l[ 2 ] == 0
01720                     && _event->xclient.data.l[ 4 ] == 0
01721                     && _event->xclient.data.l[ 3 ] != 0 )
01722                     {
01723                     if( qt_x_user_time == 0
01724                         || NET::timestampCompare( _event->xclient.data.l[ 3 ], qt_x_user_time ) > 0 )
01725                         { // and the timestamp looks reasonable
01726                         qt_x_user_time = _event->xclient.data.l[ 3 ]; // update our qt_x_user_time from it
01727                         }
01728                     }
01729                 else // normal DND, only needed until Qt updates qt_x_user_time from XdndDrop
01730                     {
01731                     if( qt_x_user_time == 0
01732                         || NET::timestampCompare( _event->xclient.data.l[ 2 ], qt_x_user_time ) > 0 )
01733                         { // the timestamp looks reasonable
01734                         qt_x_user_time = _event->xclient.data.l[ 2 ]; // update our qt_x_user_time from it
01735                         }
01736                     }
01737                 }
01738         }
01739     default: break;
01740     }
01741 
01742     if ( kapp_block_user_input ) {
01743         switch ( _event->type  ) {
01744         case ButtonPress:
01745         case ButtonRelease:
01746         case XKeyPress:
01747         case XKeyRelease:
01748         case MotionNotify:
01749         case EnterNotify:
01750         case LeaveNotify:
01751             return true;
01752         default:
01753             break;
01754         }
01755     }
01756 
01757     if (x11Filter) {
01758         for (QWidget *w=x11Filter->first(); w; w=x11Filter->next()) {
01759             if (((KAppX11HackWidget*) w)->publicx11Event(_event))
01760                 return true;
01761         }
01762     }
01763 
01764     if ((_event->type == ClientMessage) &&
01765             (_event->xclient.message_type == kipcCommAtom))
01766     {
01767         XClientMessageEvent *cme = (XClientMessageEvent *) _event;
01768 
01769         int id = cme->data.l[0];
01770         int arg = cme->data.l[1];
01771         if ((id < 32) && (kipcEventMask & (1 << id)))
01772         {
01773             switch (id)
01774             {
01775             case KIPC::StyleChanged:
01776                 KGlobal::config()->reparseConfiguration();
01777                 kdisplaySetStyle();
01778                 break;
01779 
01780             case KIPC::ToolbarStyleChanged:
01781                 KGlobal::config()->reparseConfiguration();
01782                 if (useStyles)
01783                     emit toolbarAppearanceChanged(arg);
01784                 break;
01785 
01786             case KIPC::PaletteChanged:
01787                 KGlobal::config()->reparseConfiguration();
01788                 kdisplaySetPalette();
01789                 break;
01790 
01791             case KIPC::FontChanged:
01792                 KGlobal::config()->reparseConfiguration();
01793                 KGlobalSettings::rereadFontSettings();
01794                 kdisplaySetFont();
01795                 break;
01796 
01797             case KIPC::BackgroundChanged:
01798                 emit backgroundChanged(arg);
01799                 break;
01800 
01801             case KIPC::SettingsChanged:
01802                 KGlobal::config()->reparseConfiguration();
01803                 if (arg == SETTINGS_PATHS)
01804                     KGlobalSettings::rereadPathSettings();
01805                 else if (arg == SETTINGS_MOUSE)
01806                     KGlobalSettings::rereadMouseSettings();
01807                 propagateSettings((SettingsCategory)arg);
01808                 break;
01809 
01810             case KIPC::IconChanged:
01811                 QPixmapCache::clear();
01812                 KGlobal::config()->reparseConfiguration();
01813                 KGlobal::instance()->newIconLoader();
01814                 emit updateIconLoaders();
01815                 emit iconChanged(arg);
01816                 break;
01817 
01818             case KIPC::ClipboardConfigChanged:
01819                 KClipboardSynchronizer::newConfiguration(arg);
01820                 break;
01821                 
01822             case KIPC::BlockShortcuts:
01823                 KGlobalAccel::blockShortcuts(arg);
01824                 emit kipcMessage(id, arg); // some apps may do additional things
01825                 break;
01826             }
01827         }
01828         else if (id >= 32)
01829         {
01830             emit kipcMessage(id, arg);
01831         }
01832         return true;
01833     }
01834     return false;
01835 }
01836 #endif // Q_WS_X11
01837 
01838 void KApplication::updateUserTimestamp( unsigned long time )
01839 {
01840 #if defined Q_WS_X11
01841     if( time == 0 )
01842     { // get current X timestamp
01843         Window w = XCreateSimpleWindow( qt_xdisplay(), qt_xrootwin(), 0, 0, 1, 1, 0, 0, 0 );
01844         XSelectInput( qt_xdisplay(), w, PropertyChangeMask );
01845         unsigned char data[ 1 ];
01846         XChangeProperty( qt_xdisplay(), w, XA_ATOM, XA_ATOM, 8, PropModeAppend, data, 1 );
01847         XEvent ev;
01848         XWindowEvent( qt_xdisplay(), w, PropertyChangeMask, &ev );
01849         time = ev.xproperty.time;
01850         XDestroyWindow( qt_xdisplay(), w );
01851     }
01852     if( qt_x_user_time == 0
01853         || NET::timestampCompare( time, qt_x_user_time ) > 0 ) // check time > qt_x_user_time
01854         qt_x_user_time = time;
01855 #endif
01856 }
01857 
01858 unsigned long KApplication::userTimestamp() const
01859 {
01860 #if defined Q_WS_X11
01861     return qt_x_user_time;
01862 #else
01863     return 0;
01864 #endif
01865 }
01866 
01867 void KApplication::updateRemoteUserTimestamp( const QCString& dcopId, unsigned long time )
01868 {
01869 #if defined Q_WS_X11
01870     if( time == 0 )
01871         time = qt_x_user_time;
01872     DCOPRef( dcopId, "MainApplication-Interface" ).call( "updateUserTimestamp", time );
01873 #endif
01874 }
01875 
01876 void KApplication::invokeEditSlot( const char *slot )
01877 {
01878   QObject *object = focusWidget();
01879   if( !object )
01880     return;
01881 
01882   QMetaObject *meta = object->metaObject();
01883 
01884   int idx = meta->findSlot( slot + 1, true );
01885   if( idx < 0 )
01886     return;
01887 
01888   object->qt_invoke( idx, 0 );
01889 }
01890 
01891 void KApplication::addKipcEventMask(int id)
01892 {
01893     if (id >= 32)
01894     {
01895         kdDebug(101) << "Cannot use KIPC event mask for message IDs >= 32\n";
01896         return;
01897     }
01898     kipcEventMask |= (1 << id);
01899 }
01900 
01901 void KApplication::removeKipcEventMask(int id)
01902 {
01903     if (id >= 32)
01904     {
01905         kdDebug(101) << "Cannot use KIPC event mask for message IDs >= 32\n";
01906         return;
01907     }
01908     kipcEventMask &= ~(1 << id);
01909 }
01910 
01911 void KApplication::enableStyles()
01912 {
01913     if (!useStyles)
01914     {
01915         useStyles = true;
01916         applyGUIStyle();
01917     }
01918 }
01919 
01920 void KApplication::disableStyles()
01921 {
01922     useStyles = false;
01923 }
01924 
01925 void KApplication::applyGUIStyle()
01926 {
01927     if ( !useStyles ) return;
01928 
01929     KConfigGroup pConfig (KGlobal::config(), "General");
01930     QString defaultStyle = KStyle::defaultStyle();
01931     QString styleStr = pConfig.readEntry("widgetStyle", defaultStyle);
01932 
01933     if (d->overrideStyle.isEmpty()) {
01934       // ### add check whether we already use the correct style to return then
01935       // (workaround for Qt misbehavior to avoid double style initialization)
01936 
01937       QStyle* sp = QStyleFactory::create( styleStr );
01938 
01939       // If there is no default style available, try falling back any available style
01940       if ( !sp && styleStr != defaultStyle)
01941           sp = QStyleFactory::create( defaultStyle );
01942       if ( !sp )
01943           sp = QStyleFactory::create( *(QStyleFactory::keys().begin()) );
01944       setStyle(sp);
01945     }
01946     else
01947         setStyle(d->overrideStyle);
01948     // Reread palette from config file.
01949     kdisplaySetPalette();
01950 }
01951 
01952 QString KApplication::caption() const
01953 {
01954   // Caption set from command line ?
01955   if( !aCaption.isNull() )
01956         return aCaption;
01957   else
01958       // We have some about data ?
01959       if ( KGlobal::instance()->aboutData() )
01960         return KGlobal::instance()->aboutData()->programName();
01961       else
01962         // Last resort : application name
01963         return name();
01964 }
01965 
01966 
01967 //
01968 // 1999-09-20: Espen Sand
01969 // An attempt to simplify consistent captions.
01970 //
01971 QString KApplication::makeStdCaption( const QString &userCaption,
01972                                       bool withAppName, bool modified ) const
01973 {
01974   QString s = userCaption.isEmpty() ? caption() : userCaption;
01975 
01976   // If the document is modified, add '[modified]'.
01977   if (modified)
01978       s += QString::fromUtf8(" [") + i18n("modified") + QString::fromUtf8("]");
01979 
01980   if ( !userCaption.isEmpty() ) {
01981       // Add the application name if:
01982       // User asked for it, it's not a duplication  and the app name (caption()) is not empty
01983       if ( withAppName && !caption().isNull() && !userCaption.endsWith(caption())  )
01984       s += QString::fromUtf8(" - ") + caption();
01985   }
01986 
01987   return s;
01988 }
01989 
01990 QPalette KApplication::createApplicationPalette()
01991 {
01992     KConfig *config = KGlobal::config();
01993     KConfigGroupSaver saver( config, "General" );
01994     return createApplicationPalette( config, KGlobalSettings::contrast() );
01995 }
01996 
01997 QPalette KApplication::createApplicationPalette( KConfig *config, int contrast_ )
01998 {
01999     QColor kde34Background( 239, 239, 239 );
02000     QColor kde34Blue( 103,141,178 );
02001 
02002     QColor kde34Button;
02003     if ( QPixmap::defaultDepth() > 8 )
02004       kde34Button.setRgb( 221, 223, 228 );
02005     else
02006       kde34Button.setRgb( 220, 220, 220 );
02007 
02008     QColor kde34Link( 0, 0, 238 );
02009     QColor kde34VisitedLink( 82, 24, 139 );
02010 
02011     QColor background = config->readColorEntry( "background", &kde34Background );
02012     QColor foreground = config->readColorEntry( "foreground", &black );
02013     QColor button = config->readColorEntry( "buttonBackground", &kde34Button );
02014     QColor buttonText = config->readColorEntry( "buttonForeground", &black );
02015     QColor highlight = config->readColorEntry( "selectBackground", &kde34Blue );
02016     QColor highlightedText = config->readColorEntry( "selectForeground", &white );
02017     QColor base = config->readColorEntry( "windowBackground", &white );
02018     QColor baseText = config->readColorEntry( "windowForeground", &black );
02019     QColor link = config->readColorEntry( "linkColor", &kde34Link );
02020     QColor visitedLink = config->readColorEntry( "visitedLinkColor", &kde34VisitedLink );
02021 
02022     int highlightVal, lowlightVal;
02023     highlightVal = 100 + (2*contrast_+4)*16/10;
02024     lowlightVal = 100 + (2*contrast_+4)*10;
02025 
02026     QColor disfg = foreground;
02027 
02028     int h, s, v;
02029     disfg.hsv( &h, &s, &v );
02030     if (v > 128)
02031     // dark bg, light fg - need a darker disabled fg
02032     disfg = disfg.dark(lowlightVal);
02033     else if (disfg != black)
02034     // light bg, dark fg - need a lighter disabled fg - but only if !black
02035     disfg = disfg.light(highlightVal);
02036     else
02037     // black fg - use darkgray disabled fg
02038     disfg = Qt::darkGray;
02039 
02040 
02041     QColorGroup disabledgrp(disfg, background,
02042                             background.light(highlightVal),
02043                             background.dark(lowlightVal),
02044                             background.dark(120),
02045                             background.dark(120), base);
02046 
02047     QColorGroup colgrp(foreground, background, background.light(highlightVal),
02048                        background.dark(lowlightVal),
02049                        background.dark(120),
02050                        baseText, base);
02051 
02052     int inlowlightVal = lowlightVal-25;
02053     if(inlowlightVal < 120)
02054         inlowlightVal = 120;
02055 
02056     colgrp.setColor(QColorGroup::Highlight, highlight);
02057     colgrp.setColor(QColorGroup::HighlightedText, highlightedText);
02058     colgrp.setColor(QColorGroup::Button, button);
02059     colgrp.setColor(QColorGroup::ButtonText, buttonText);
02060     colgrp.setColor(QColorGroup::Midlight, background.light(110));
02061     colgrp.setColor(QColorGroup::Link, link);
02062     colgrp.setColor(QColorGroup::LinkVisited, visitedLink);
02063 
02064     disabledgrp.setColor(QColorGroup::Button, button);
02065 
02066     QColor disbtntext = buttonText;
02067     disbtntext.hsv( &h, &s, &v );
02068     if (v > 128)
02069     // dark button, light buttonText - need a darker disabled buttonText
02070     disbtntext = disbtntext.dark(lowlightVal);
02071     else if (disbtntext != black)
02072     // light buttonText, dark button - need a lighter disabled buttonText - but only if !black
02073     disbtntext = disbtntext.light(highlightVal);
02074     else
02075     // black button - use darkgray disabled buttonText
02076     disbtntext = Qt::darkGray;
02077 
02078     disabledgrp.setColor(QColorGroup::ButtonText, disbtntext);
02079     disabledgrp.setColor(QColorGroup::Midlight, background.light(110));
02080     disabledgrp.setColor(QColorGroup::Highlight, highlight.dark(120));
02081     disabledgrp.setColor(QColorGroup::Link, link);
02082     disabledgrp.setColor(QColorGroup::LinkVisited, visitedLink);
02083 
02084     return QPalette(colgrp, disabledgrp, colgrp);
02085 }
02086 
02087 
02088 void KApplication::kdisplaySetPalette()
02089 {
02090 #ifdef Q_WS_MACX
02091     //Can I have this on other platforms, please!? --Sam
02092     {
02093         KConfig *config = KGlobal::config();
02094         KConfigGroupSaver saver( config, "General" );
02095         bool do_not_set_palette = FALSE;
02096         if(config->readBoolEntry("nopaletteChange", &do_not_set_palette))
02097             return;
02098     }
02099 #endif
02100     QApplication::setPalette( createApplicationPalette(), true);
02101     emit kdisplayPaletteChanged();
02102     emit appearanceChanged();
02103 }
02104 
02105 
02106 void KApplication::kdisplaySetFont()
02107 {
02108     QApplication::setFont(KGlobalSettings::generalFont(), true);
02109     QApplication::setFont(KGlobalSettings::menuFont(), true, "QMenuBar");
02110     QApplication::setFont(KGlobalSettings::menuFont(), true, "QPopupMenu");
02111     QApplication::setFont(KGlobalSettings::menuFont(), true, "KPopupTitle");
02112 
02113     // "patch" standard QStyleSheet to follow our fonts
02114     QStyleSheet* sheet = QStyleSheet::defaultSheet();
02115     sheet->item ("pre")->setFontFamily (KGlobalSettings::fixedFont().family());
02116     sheet->item ("code")->setFontFamily (KGlobalSettings::fixedFont().family());
02117     sheet->item ("tt")->setFontFamily (KGlobalSettings::fixedFont().family());
02118 
02119     emit kdisplayFontChanged();
02120     emit appearanceChanged();
02121 }
02122 
02123 
02124 void KApplication::kdisplaySetStyle()
02125 {
02126     if (useStyles)
02127     {
02128         applyGUIStyle();
02129         emit kdisplayStyleChanged();
02130         emit appearanceChanged();
02131     }
02132 }
02133 
02134 
02135 void KApplication::propagateSettings(SettingsCategory arg)
02136 {
02137     KConfigBase* config = KGlobal::config();
02138     KConfigGroupSaver saver( config, "KDE" );
02139 
02140     int num = config->readNumEntry("CursorBlinkRate", QApplication::cursorFlashTime());
02141     if ((num != 0) && (num < 200))
02142         num = 200;
02143     if (num > 2000)
02144         num = 2000;
02145     QApplication::setCursorFlashTime(num);
02146     num = config->readNumEntry("DoubleClickInterval", QApplication::doubleClickInterval());
02147     QApplication::setDoubleClickInterval(num);
02148     num = config->readNumEntry("StartDragTime", QApplication::startDragTime());
02149     QApplication::setStartDragTime(num);
02150     num = config->readNumEntry("StartDragDist", QApplication::startDragDistance());
02151     QApplication::setStartDragDistance(num);
02152     num = config->readNumEntry("WheelScrollLines", QApplication::wheelScrollLines());
02153     QApplication::setWheelScrollLines(num);
02154 
02155     bool b = config->readBoolEntry("EffectAnimateMenu", false);
02156     QApplication::setEffectEnabled( Qt::UI_AnimateMenu, b);
02157     b = config->readBoolEntry("EffectFadeMenu", false);
02158     QApplication::setEffectEnabled( Qt::UI_FadeMenu, b);
02159     b = config->readBoolEntry("EffectAnimateCombo", false);
02160     QApplication::setEffectEnabled( Qt::UI_AnimateCombo, b);
02161     b = config->readBoolEntry("EffectAnimateTooltip", false);
02162     QApplication::setEffectEnabled( Qt::UI_AnimateTooltip, b);
02163     b = config->readBoolEntry("EffectFadeTooltip", false);
02164     QApplication::setEffectEnabled( Qt::UI_FadeTooltip, b);
02165     b = !config->readBoolEntry("EffectNoTooltip", false);
02166     QToolTip::setGloballyEnabled( b );
02167 
02168     emit settingsChanged(arg);
02169 }
02170 
02171 void KApplication::installKDEPropertyMap()
02172 {
02173 #ifndef QT_NO_SQL
02174     static bool installed = false;
02175     if (installed) return;
02176     installed = true;
02183     // QSqlPropertyMap takes ownership of the new default map.
02184     QSqlPropertyMap *kdeMap = new QSqlPropertyMap;
02185     kdeMap->insert( "KColorButton", "color" );
02186     kdeMap->insert( "KComboBox", "currentItem" );
02187     kdeMap->insert( "KDatePicker", "date" );
02188     kdeMap->insert( "KDateWidget", "date" );
02189     kdeMap->insert( "KDateTimeWidget", "dateTime" );
02190     kdeMap->insert( "KEditListBox", "items" );
02191     kdeMap->insert( "KFontCombo", "family" );
02192     kdeMap->insert( "KFontRequester", "font" );
02193     kdeMap->insert( "KFontChooser", "font" );
02194     kdeMap->insert( "KHistoryCombo", "currentItem" );
02195     kdeMap->insert( "KListBox", "currentItem" );
02196     kdeMap->insert( "KLineEdit", "text" );
02197     kdeMap->insert( "KRestrictedLine", "text" );
02198     kdeMap->insert( "KSqueezedTextLabel", "text" );
02199     kdeMap->insert( "KTextBrowser", "source" );
02200     kdeMap->insert( "KTextEdit", "text" );
02201     kdeMap->insert( "KURLRequester", "url" );
02202     kdeMap->insert( "KPasswordEdit", "password" );
02203     kdeMap->insert( "KIntNumInput", "value" );
02204     kdeMap->insert( "KIntSpinBox", "value" );
02205     kdeMap->insert( "KDoubleNumInput", "value" );
02206     // Temp til fixed in QT then enable ifdef with the correct version num
02207     kdeMap->insert( "QGroupBox", "checked" );
02208     kdeMap->insert( "QTabWidget", "currentPage" );
02209     QSqlPropertyMap::installDefaultMap( kdeMap );
02210 #endif
02211 }
02212 
02213 void KApplication::invokeHelp( const QString& anchor,
02214                                const QString& _appname) const
02215 {
02216     return invokeHelp( anchor, _appname, "" );
02217 }
02218 
02219 #ifndef Q_WS_WIN
02220 // for win32 we're using simple help tools like Qt Assistant,
02221 // see kapplication_win.cpp
02222 void KApplication::invokeHelp( const QString& anchor,
02223                                const QString& _appname,
02224                                const QCString& startup_id ) const
02225 {
02226    QString url;
02227    QString appname;
02228    if (_appname.isEmpty())
02229      appname = name();
02230    else
02231      appname = _appname;
02232 
02233    if (!anchor.isEmpty())
02234      url = QString("help:/%1?anchor=%2").arg(appname).arg(anchor);
02235    else
02236      url = QString("help:/%1/index.html").arg(appname);
02237 
02238    QString error;
02239    // TODO this should check if cmd has a .desktop file, and use data from it, together
02240    // with sending more ASN data
02241    if (kdeinitExec("khelpcenter", url, &error, NULL, startup_id ))
02242      if (Tty != kapp->type())
02243        QMessageBox::critical(kapp->mainWidget(), i18n("Could not Launch Help Center"),
02244              i18n("Could not launch the KDE Help Center:\n\n%1").arg(error), i18n("&OK"));
02245      else
02246        kdWarning() << "Could not launch help:\n" << error << endl;
02247 }
02248 #endif
02249 
02250 void KApplication::invokeHTMLHelp( const QString& _filename, const QString& topic ) const
02251 {
02252    kdWarning() << "invoking HTML help is deprecated! use docbook and invokeHelp!\n";
02253 
02254    QString filename;
02255 
02256    if( _filename.isEmpty() )
02257      filename = QString(name()) + "/index.html";
02258    else
02259      filename = _filename;
02260 
02261    QString url;
02262    if (!topic.isEmpty())
02263      url = QString("help:/%1#%2").arg(filename).arg(topic);
02264    else
02265      url = QString("help:/%1").arg(filename);
02266 
02267    QString error;
02268    if ( !dcopClient()->isApplicationRegistered("khelpcenter") )
02269    {
02270        if (startServiceByDesktopName("khelpcenter", url, &error, 0, 0, "", false))
02271        {
02272            if (Tty != kapp->type())
02273                QMessageBox::critical(kapp->mainWidget(), i18n("Could not Launch Help Center"),
02274                i18n("Could not launch the KDE Help Center:\n\n%1").arg(error), i18n("&OK"));
02275            else
02276                kdWarning() << "Could not launch help:\n" << error << endl;
02277            return;
02278        }
02279    }
02280    else
02281        DCOPRef( "khelpcenter", "KHelpCenterIface" ).send( "openUrl", url );
02282 }
02283 
02284 
02285 void KApplication::invokeMailer(const QString &address, const QString &subject)
02286 {
02287     return invokeMailer(address,subject,"");
02288 }
02289 
02290 void KApplication::invokeMailer(const QString &address, const QString &subject, const QCString& startup_id)
02291 {
02292    invokeMailer(address, QString::null, QString::null, subject, QString::null, QString::null,
02293        QStringList(), startup_id );
02294 }
02295 
02296 void KApplication::invokeMailer(const KURL &mailtoURL)
02297 {
02298     return invokeMailer( mailtoURL, "" );
02299 }
02300 
02301 void KApplication::invokeMailer(const KURL &mailtoURL, const QCString& startup_id )
02302 {
02303     return invokeMailer( mailtoURL, startup_id, false);
02304 }
02305 
02306 void KApplication::invokeMailer(const KURL &mailtoURL, const QCString& startup_id, bool allowAttachments )
02307 {
02308    QString address = KURL::decode_string(mailtoURL.path()), subject, cc, bcc, body;
02309    QStringList queries = QStringList::split('&', mailtoURL.query().mid(1));
02310    QStringList attachURLs;
02311    for (QStringList::Iterator it = queries.begin(); it != queries.end(); ++it)
02312    {
02313      QString q = (*it).lower();
02314      if (q.startsWith("subject="))
02315        subject = KURL::decode_string((*it).mid(8));
02316      else
02317      if (q.startsWith("cc="))
02318        cc = cc.isEmpty()? KURL::decode_string((*it).mid(3)): cc + ',' + KURL::decode_string((*it).mid(3));
02319      else
02320      if (q.startsWith("bcc="))
02321        bcc = bcc.isEmpty()? KURL::decode_string((*it).mid(4)): bcc + ',' + KURL::decode_string((*it).mid(4));
02322      else
02323      if (q.startsWith("body="))
02324        body = KURL::decode_string((*it).mid(5));
02325      else
02326      if (allowAttachments && q.startsWith("attach="))
02327        attachURLs.push_back(KURL::decode_string((*it).mid(7)));
02328      else
02329      if (allowAttachments && q.startsWith("attachment="))
02330        attachURLs.push_back(KURL::decode_string((*it).mid(11)));
02331      else
02332      if (q.startsWith("to="))
02333        address = address.isEmpty()? KURL::decode_string((*it).mid(3)): address + ',' + KURL::decode_string((*it).mid(3));
02334    }
02335 
02336    invokeMailer( address, cc, bcc, subject, body, QString::null, attachURLs, startup_id );
02337 }
02338 
02339 void KApplication::invokeMailer(const QString &to, const QString &cc, const QString &bcc,
02340                                 const QString &subject, const QString &body,
02341                                 const QString & messageFile, const QStringList &attachURLs)
02342 {
02343     return invokeMailer(to,cc,bcc,subject,body,messageFile,attachURLs,"");
02344 }
02345 
02346 #ifndef Q_WS_WIN
02347 // on win32, for invoking browser we're using win32 API
02348 // see kapplication_win.cpp
02349 
02350 static QStringList splitEmailAddressList( const QString & aStr )
02351 {
02352   // This is a copy of KPIM::splitEmailAddrList().
02353   // Features:
02354   // - always ignores quoted characters
02355   // - ignores everything (including parentheses and commas)
02356   //   inside quoted strings
02357   // - supports nested comments
02358   // - ignores everything (including double quotes and commas)
02359   //   inside comments
02360 
02361   QStringList list;
02362 
02363   if (aStr.isEmpty())
02364     return list;
02365 
02366   QString addr;
02367   uint addrstart = 0;
02368   int commentlevel = 0;
02369   bool insidequote = false;
02370 
02371   for (uint index=0; index<aStr.length(); index++) {
02372     // the following conversion to latin1 is o.k. because
02373     // we can safely ignore all non-latin1 characters
02374     switch (aStr[index].latin1()) {
02375     case '"' : // start or end of quoted string
02376       if (commentlevel == 0)
02377         insidequote = !insidequote;
02378       break;
02379     case '(' : // start of comment
02380       if (!insidequote)
02381         commentlevel++;
02382       break;
02383     case ')' : // end of comment
02384       if (!insidequote) {
02385         if (commentlevel > 0)
02386           commentlevel--;
02387         else {
02388           //kdDebug() << "Error in address splitting: Unmatched ')'"
02389           //          << endl;
02390           return list;
02391         }
02392       }
02393       break;
02394     case '\\' : // quoted character
02395       index++; // ignore the quoted character
02396       break;
02397     case ',' :
02398       if (!insidequote && (commentlevel == 0)) {
02399         addr = aStr.mid(addrstart, index-addrstart);
02400         if (!addr.isEmpty())
02401           list += addr.simplifyWhiteSpace();
02402         addrstart = index+1;
02403       }
02404       break;
02405     }
02406   }
02407   // append the last address to the list
02408   if (!insidequote && (commentlevel == 0)) {
02409     addr = aStr.mid(addrstart, aStr.length()-addrstart);
02410     if (!addr.isEmpty())
02411       list += addr.simplifyWhiteSpace();
02412   }
02413   //else
02414   //  kdDebug() << "Error in address splitting: "
02415   //            << "Unexpected end of address list"
02416   //            << endl;
02417 
02418   return list;
02419 }
02420 
02421 void KApplication::invokeMailer(const QString &_to, const QString &_cc, const QString &_bcc,
02422                                 const QString &subject, const QString &body,
02423                                 const QString & /*messageFile TODO*/, const QStringList &attachURLs,
02424                                 const QCString& startup_id )
02425 {
02426    KConfig config("emaildefaults");
02427 
02428    config.setGroup("Defaults");
02429    QString group = config.readEntry("Profile","Default");
02430 
02431    config.setGroup( QString("PROFILE_%1").arg(group) );
02432    QString command = config.readPathEntry("EmailClient");
02433 
02434    QString to, cc, bcc;
02435    if (command.isEmpty() || command == QString::fromLatin1("kmail")
02436        || command.endsWith("/kmail"))
02437    {
02438      command = QString::fromLatin1("kmail --composer -s %s -c %c -b %b --body %B --attach %A -- %t");
02439      if ( !_to.isEmpty() )
02440      {
02441        // put the whole address lists into RFC2047 encoded blobs; technically
02442        // this isn't correct, but KMail understands it nonetheless
02443        to = QString( "=?utf8?b?%1?=" )
02444             .arg( KCodecs::base64Encode( _to.utf8(), false ) );
02445      }
02446      if ( !_cc.isEmpty() )
02447        cc = QString( "=?utf8?b?%1?=" )
02448             .arg( KCodecs::base64Encode( _cc.utf8(), false ) );
02449      if ( !_bcc.isEmpty() )
02450        bcc = QString( "=?utf8?b?%1?=" )
02451              .arg( KCodecs::base64Encode( _bcc.utf8(), false ) );
02452    } else {
02453      to = _to;
02454      cc = _cc;
02455      bcc = _bcc;
02456      if( !command.contains( '%' ))
02457          command += " %u";
02458    }
02459 
02460    if (config.readBoolEntry("TerminalClient", false))
02461    {
02462      KConfigGroup confGroup( KGlobal::config(), "General" );
02463      QString preferredTerminal = confGroup.readPathEntry("TerminalApplication", "konsole");
02464      command = preferredTerminal + " -e " + command;
02465    }
02466 
02467    QStringList cmdTokens = KShell::splitArgs(command);
02468    QString cmd = cmdTokens[0];
02469    cmdTokens.remove(cmdTokens.begin());
02470 
02471    KURL url;
02472    QStringList qry;
02473    if (!to.isEmpty())
02474    {
02475      QStringList tos = splitEmailAddressList( to );
02476      url.setPath( tos.first() );
02477      tos.remove( tos.begin() );
02478      for (QStringList::ConstIterator it = tos.begin(); it != tos.end(); ++it)
02479        qry.append( "to=" + KURL::encode_string( *it ) );
02480    }
02481    const QStringList ccs = splitEmailAddressList( cc );
02482    for (QStringList::ConstIterator it = ccs.begin(); it != ccs.end(); ++it)
02483       qry.append( "cc=" + KURL::encode_string( *it ) );
02484    const QStringList bccs = splitEmailAddressList( bcc );
02485    for (QStringList::ConstIterator it = bccs.begin(); it != bccs.end(); ++it)
02486       qry.append( "bcc=" + KURL::encode_string( *it ) );
02487    for (QStringList::ConstIterator it = attachURLs.begin(); it != attachURLs.end(); ++it)
02488       qry.append( "attach=" + KURL::encode_string( *it ) );
02489    if (!subject.isEmpty())
02490       qry.append( "subject=" + KURL::encode_string( subject ) );
02491    if (!body.isEmpty())
02492       qry.append( "body=" + KURL::encode_string( body ) );
02493    url.setQuery( qry.join( "&" ) );
02494    if ( ! (to.isEmpty() && qry.isEmpty()) )
02495       url.setProtocol("mailto");
02496 
02497    QMap<QChar, QString> keyMap;
02498    keyMap.insert('t', to);
02499    keyMap.insert('s', subject);
02500    keyMap.insert('c', cc);
02501    keyMap.insert('b', bcc);
02502    keyMap.insert('B', body);
02503    keyMap.insert('u', url.url());
02504 
02505    QString attachlist = attachURLs.join(",");
02506    attachlist.prepend('\'');
02507    attachlist.append('\'');
02508    keyMap.insert('A', attachlist);
02509 
02510    for (QStringList::Iterator it = cmdTokens.begin(); it != cmdTokens.end(); )
02511    {
02512      if (*it == "%A")
02513      {
02514          if (it == cmdTokens.begin()) // better safe than sorry ...
02515              continue;
02516          QStringList::ConstIterator urlit = attachURLs.begin();
02517          QStringList::ConstIterator urlend = attachURLs.end();
02518          if ( urlit != urlend )
02519          {
02520              QStringList::Iterator previt = it;
02521              --previt;
02522              *it = *urlit;
02523              ++it;
02524              while ( ++urlit != urlend )
02525              {
02526                  cmdTokens.insert( it, *previt );
02527                  cmdTokens.insert( it, *urlit );
02528              }
02529          } else {
02530              --it;
02531              it = cmdTokens.remove( cmdTokens.remove( it ) );
02532          }
02533      } else {
02534          *it = KMacroExpander::expandMacros(*it, keyMap);
02535          ++it;
02536      }
02537    }
02538 
02539    QString error;
02540    // TODO this should check if cmd has a .desktop file, and use data from it, together
02541    // with sending more ASN data
02542    if (kdeinitExec(cmd, cmdTokens, &error, NULL, startup_id ))
02543      if (Tty != kapp->type())
02544        QMessageBox::critical(kapp->mainWidget(), i18n("Could not Launch Mail Client"),
02545              i18n("Could not launch the mail client:\n\n%1").arg(error), i18n("&OK"));
02546      else
02547        kdWarning() << "Could not launch mail client:\n" << error << endl;
02548 }
02549 #endif
02550 
02551 void KApplication::invokeBrowser( const QString &url )
02552 {
02553     return invokeBrowser( url, "" );
02554 }
02555 
02556 #ifndef Q_WS_WIN
02557 // on win32, for invoking browser we're using win32 API
02558 // see kapplication_win.cpp
02559 void KApplication::invokeBrowser( const QString &url, const QCString& startup_id )
02560 {
02561    QString error;
02562 
02563    if (startServiceByDesktopName("kfmclient", url, &error, 0, 0, startup_id, false))
02564    {
02565       if (Tty != kapp->type())
02566           QMessageBox::critical(kapp->mainWidget(), i18n("Could not Launch Browser"),
02567                i18n("Could not launch the browser:\n\n%1").arg(error), i18n("&OK"));
02568       else
02569           kdWarning() << "Could not launch browser:\n" << error << endl;
02570       return;
02571    }
02572 }
02573 #endif
02574 
02575 void KApplication::cut()
02576 {
02577   invokeEditSlot( SLOT( cut() ) );
02578 }
02579 
02580 void KApplication::copy()
02581 {
02582   invokeEditSlot( SLOT( copy() ) );
02583 }
02584 
02585 void KApplication::paste()
02586 {
02587   invokeEditSlot( SLOT( paste() ) );
02588 }
02589 
02590 void KApplication::clear()
02591 {
02592   invokeEditSlot( SLOT( clear() ) );
02593 }
02594 
02595 void KApplication::selectAll()
02596 {
02597   invokeEditSlot( SLOT( selectAll() ) );
02598 }
02599 
02600 QCString
02601 KApplication::launcher()
02602 {
02603    return "klauncher";
02604 }
02605 
02606 static int
02607 startServiceInternal( const QCString &function,
02608               const QString& _name, const QStringList &URLs,
02609               QString *error, QCString *dcopService, int *pid, const QCString& startup_id, bool noWait )
02610 {
02611    struct serviceResult
02612    {
02613       int result;
02614       QCString dcopName;
02615       QString error;
02616       pid_t pid;
02617    };
02618 
02619    // Register app as able to send DCOP messages
02620    DCOPClient *dcopClient;
02621    if (kapp)
02622       dcopClient = kapp->dcopClient();
02623    else
02624       dcopClient = new DCOPClient;
02625 
02626    if (!dcopClient->isAttached())
02627    {
02628       if (!dcopClient->attach())
02629       {
02630          if (error)
02631             *error = i18n("Could not register with DCOP.\n");
02632          if (!kapp)
02633             delete dcopClient;
02634 
02635          return -1;
02636       }
02637    }
02638    QByteArray params;
02639    QDataStream stream(params, IO_WriteOnly);
02640    stream << _name << URLs;
02641    QCString replyType;
02642    QByteArray replyData;
02643    QCString _launcher = KApplication::launcher();
02644    QValueList<QCString> envs;
02645 #ifdef Q_WS_X11
02646    if (qt_xdisplay()) {
02647        QCString dpystring(XDisplayString(qt_xdisplay()));
02648        envs.append( QCString("DISPLAY=") + dpystring );
02649    } else if( getenv( "DISPLAY" )) {
02650        QCString dpystring( getenv( "DISPLAY" ));
02651        envs.append( QCString("DISPLAY=") + dpystring );
02652    }
02653 #endif
02654    stream << envs;
02655 #if defined Q_WS_X11
02656    // make sure there is id, so that user timestamp exists
02657    stream << ( startup_id.isEmpty() ? KStartupInfo::createNewStartupId() : startup_id );
02658 #endif
02659    if( function.left( 12 ) != "kdeinit_exec" )
02660        stream << noWait;
02661 
02662    if (!dcopClient->call(_launcher, _launcher,
02663         function, params, replyType, replyData))
02664    {
02665         if (error)
02666            *error = i18n("KLauncher could not be reached via DCOP.\n");
02667         if (!kapp)
02668            delete dcopClient;
02669         return -1;
02670    }
02671    if (!kapp)
02672       delete dcopClient;
02673 
02674    if (noWait)
02675       return 0;
02676 
02677    QDataStream stream2(replyData, IO_ReadOnly);
02678    serviceResult result;
02679    stream2 >> result.result >> result.dcopName >> result.error >> result.pid;
02680    if (dcopService)
02681       *dcopService = result.dcopName;
02682    if (error)
02683       *error = result.error;
02684    if (pid)
02685       *pid = result.pid;
02686    return result.result;
02687 }
02688 
02689 int
02690 KApplication::startServiceByName( const QString& _name, const QString &URL,
02691                   QString *error, QCString *dcopService, int *pid, const QCString& startup_id, bool noWait )
02692 {
02693    QStringList URLs;
02694    if (!URL.isEmpty())
02695       URLs.append(URL);
02696    return startServiceInternal(
02697                       "start_service_by_name(QString,QStringList,QValueList<QCString>,QCString,bool)",
02698                       _name, URLs, error, dcopService, pid, startup_id, noWait);
02699 }
02700 
02701 int
02702 KApplication::startServiceByName( const QString& _name, const QStringList &URLs,
02703                   QString *error, QCString *dcopService, int *pid, const QCString& startup_id, bool noWait )
02704 {
02705    return startServiceInternal(
02706                       "start_service_by_name(QString,QStringList,QValueList<QCString>,QCString,bool)",
02707                       _name, URLs, error, dcopService, pid, startup_id, noWait);
02708 }
02709 
02710 int
02711 KApplication::startServiceByDesktopPath( const QString& _name, const QString &URL,
02712                   QString *error, QCString *dcopService, int *pid, const QCString& startup_id, bool noWait )
02713 {
02714    QStringList URLs;
02715    if (!URL.isEmpty())
02716       URLs.append(URL);
02717    return startServiceInternal(
02718                       "start_service_by_desktop_path(QString,QStringList,QValueList<QCString>,QCString,bool)",
02719                       _name, URLs, error, dcopService, pid, startup_id, noWait);
02720 }
02721 
02722 int
02723 KApplication::startServiceByDesktopPath( const QString& _name, const QStringList &URLs,
02724                   QString *error, QCString *dcopService, int *pid, const QCString& startup_id, bool noWait )
02725 {
02726    return startServiceInternal(
02727                       "start_service_by_desktop_path(QString,QStringList,QValueList<QCString>,QCString,bool)",
02728                       _name, URLs, error, dcopService, pid, startup_id, noWait);
02729 }
02730 
02731 int
02732 KApplication::startServiceByDesktopName( const QString& _name, const QString &URL,
02733                   QString *error, QCString *dcopService, int *pid, const QCString& startup_id, bool noWait )
02734 {
02735    QStringList URLs;
02736    if (!URL.isEmpty())
02737       URLs.append(URL);
02738    return startServiceInternal(
02739                       "start_service_by_desktop_name(QString,QStringList,QValueList<QCString>,QCString,bool)",
02740                       _name, URLs, error, dcopService, pid, startup_id, noWait);
02741 }
02742 
02743 int
02744 KApplication::startServiceByDesktopName( const QString& _name, const QStringList &URLs,
02745                   QString *error, QCString *dcopService, int *pid, const QCString& startup_id, bool noWait )
02746 {
02747    return startServiceInternal(
02748                       "start_service_by_desktop_name(QString,QStringList,QValueList<QCString>,QCString,bool)",
02749                       _name, URLs, error, dcopService, pid, startup_id, noWait);
02750 }
02751 
02752 int
02753 KApplication::kdeinitExec( const QString& name, const QStringList &args,
02754                            QString *error, int *pid )
02755 {
02756     return kdeinitExec( name, args, error, pid, "" );
02757 }
02758 
02759 int
02760 KApplication::kdeinitExec( const QString& name, const QStringList &args,
02761                            QString *error, int *pid, const QCString& startup_id )
02762 {
02763    return startServiceInternal("kdeinit_exec(QString,QStringList,QValueList<QCString>,QCString)",
02764         name, args, error, 0, pid, startup_id, false);
02765 }
02766 
02767 int
02768 KApplication::kdeinitExecWait( const QString& name, const QStringList &args,
02769                            QString *error, int *pid )
02770 {
02771     return kdeinitExecWait( name, args, error, pid, "" );
02772 }
02773 
02774 int
02775 KApplication::kdeinitExecWait( const QString& name, const QStringList &args,
02776                            QString *error, int *pid, const QCString& startup_id )
02777 {
02778    return startServiceInternal("kdeinit_exec_wait(QString,QStringList,QValueList<QCString>,QCString)",
02779         name, args, error, 0, pid, startup_id, false);
02780 }
02781 
02782 QString KApplication::tempSaveName( const QString& pFilename ) const
02783 {
02784   QString aFilename;
02785 
02786   if( QDir::isRelativePath(pFilename) )
02787     {
02788       kdWarning(101) << "Relative filename passed to KApplication::tempSaveName" << endl;
02789       aFilename = QFileInfo( QDir( "." ), pFilename ).absFilePath();
02790     }
02791   else
02792     aFilename = pFilename;
02793 
02794   QDir aAutosaveDir( QDir::homeDirPath() + "/autosave/" );
02795   if( !aAutosaveDir.exists() )
02796     {
02797       if( !aAutosaveDir.mkdir( aAutosaveDir.absPath() ) )
02798         {
02799           // Last chance: use temp dir
02800           aAutosaveDir.setPath( KGlobal::dirs()->saveLocation("tmp") );
02801         }
02802     }
02803 
02804   aFilename.replace( "/", "\\!" ).prepend( "#" ).append( "#" ).prepend( "/" ).prepend( aAutosaveDir.absPath() );
02805 
02806   return aFilename;
02807 }
02808 
02809 
02810 QString KApplication::checkRecoverFile( const QString& pFilename,
02811         bool& bRecover ) const
02812 {
02813   QString aFilename;
02814 
02815   if( QDir::isRelativePath(pFilename) )
02816     {
02817       kdWarning(101) << "Relative filename passed to KApplication::tempSaveName" << endl;
02818       aFilename = QFileInfo( QDir( "." ), pFilename ).absFilePath();
02819     }
02820   else
02821     aFilename = pFilename;
02822 
02823   QDir aAutosaveDir( QDir::homeDirPath() + "/autosave/" );
02824   if( !aAutosaveDir.exists() )
02825     {
02826       if( !aAutosaveDir.mkdir( aAutosaveDir.absPath() ) )
02827         {
02828           // Last chance: use temp dir
02829           aAutosaveDir.setPath( KGlobal::dirs()->saveLocation("tmp") );
02830         }
02831     }
02832 
02833   aFilename.replace( "/", "\\!" ).prepend( "#" ).append( "#" ).prepend( "/" ).prepend( aAutosaveDir.absPath() );
02834 
02835   if( QFile( aFilename ).exists() )
02836     {
02837       bRecover = true;
02838       return aFilename;
02839     }
02840   else
02841     {
02842       bRecover = false;
02843       return pFilename;
02844     }
02845 }
02846 
02847 
02848 bool checkAccess(const QString& pathname, int mode)
02849 {
02850   int accessOK = access( QFile::encodeName(pathname), mode );
02851   if ( accessOK == 0 )
02852     return true;  // OK, I can really access the file
02853 
02854   // else
02855   // if we want to write the file would be created. Check, if the
02856   // user may write to the directory to create the file.
02857   if ( (mode & W_OK) == 0 )
02858     return false;   // Check for write access is not part of mode => bail out
02859 
02860 
02861   if (!access( QFile::encodeName(pathname), F_OK)) // if it already exists
02862       return false;
02863 
02864   //strip the filename (everything until '/' from the end
02865   QString dirName(pathname);
02866   int pos = dirName.findRev('/');
02867   if ( pos == -1 )
02868     return false;   // No path in argument. This is evil, we won't allow this
02869   else if ( pos == 0 ) // don't turn e.g. /root into an empty string
02870       pos = 1;
02871 
02872   dirName.truncate(pos); // strip everything starting from the last '/'
02873 
02874   accessOK = access( QFile::encodeName(dirName), W_OK );
02875   // -?- Can I write to the accessed diretory
02876   if ( accessOK == 0 )
02877     return true;  // Yes
02878   else
02879     return false; // No
02880 }
02881 
02882 void KApplication::setTopWidget( QWidget *topWidget )
02883 {
02884   if( !topWidget )
02885       return;
02886 
02887     // set the specified caption
02888     if ( !topWidget->inherits("KMainWindow") ) { // KMainWindow does this already for us
02889         topWidget->setCaption( caption() );
02890     }
02891 
02892     // set the specified icons
02893     topWidget->setIcon( icon() ); //standard X11
02894 #if defined Q_WS_X11
02895 //#ifdef Q_WS_X11 // FIXME(E): Implement for Qt/Embedded
02896     KWin::setIcons(topWidget->winId(), icon(), miniIcon() ); // NET_WM hints for KWin
02897 
02898     // set the app startup notification window property
02899     KStartupInfo::setWindowStartupId( topWidget->winId(), startupId());
02900 #endif
02901 }
02902 
02903 QCString KApplication::startupId() const
02904 {
02905     return d->startup_id;
02906 }
02907 
02908 void KApplication::setStartupId( const QCString& startup_id )
02909 {
02910     if( startup_id == d->startup_id )
02911         return;
02912 #if defined Q_WS_X11
02913     KStartupInfo::handleAutoAppStartedSending(); // finish old startup notification if needed
02914 #endif
02915     if( startup_id.isEmpty())
02916         d->startup_id = "0";
02917     else
02918         {
02919         d->startup_id = startup_id;
02920 #if defined Q_WS_X11
02921         KStartupInfoId id;
02922         id.initId( startup_id );
02923         long timestamp = id.timestamp();
02924         if( timestamp != 0 )
02925             updateUserTimestamp( timestamp );
02926 #endif
02927         }
02928 }
02929 
02930 // read the startup notification env variable, save it and unset it in order
02931 // not to propagate it to processes started from this app
02932 void KApplication::read_app_startup_id()
02933 {
02934 #if defined Q_WS_X11
02935     KStartupInfoId id = KStartupInfo::currentStartupIdEnv();
02936     KStartupInfo::resetStartupEnv();
02937     d->startup_id = id.id();
02938 #endif
02939 }
02940 
02941 int KApplication::random()
02942 {
02943    static bool init = false;
02944    if (!init)
02945    {
02946       unsigned int seed;
02947       init = true;
02948       int fd = open("/dev/urandom", O_RDONLY);
02949       if (fd < 0 || ::read(fd, &seed, sizeof(seed)) != sizeof(seed))
02950       {
02951             // No /dev/urandom... try something else.
02952             srand(getpid());
02953             seed = rand()+time(0);
02954       }
02955       if (fd >= 0) close(fd);
02956       srand(seed);
02957    }
02958    return rand();
02959 }
02960 
02961 QString KApplication::randomString(int length)
02962 {
02963    if (length <=0 ) return QString::null;
02964 
02965    QString str; str.setLength( length );
02966    int i = 0;
02967    while (length--)
02968    {
02969       int r=random() % 62;
02970       r+=48;
02971       if (r>57) r+=7;
02972       if (r>90) r+=6;
02973       str[i++] =  char(r);
02974       // so what if I work backwards?
02975    }
02976    return str;
02977 }
02978 
02979 bool KApplication::authorize(const QString &genericAction)
02980 {
02981    if (!d->actionRestrictions)
02982       return true;
02983 
02984    KConfig *config = KGlobal::config();
02985    KConfigGroupSaver saver( config, "KDE Action Restrictions" );
02986    return config->readBoolEntry(genericAction, true);
02987 }
02988 
02989 bool KApplication::authorizeKAction(const char *action)
02990 {
02991    if (!d->actionRestrictions || !action)
02992       return true;
02993 
02994    static const QString &action_prefix = KGlobal::staticQString( "action/" );
02995 
02996    return authorize(action_prefix + action);
02997 }
02998 
02999 bool KApplication::authorizeControlModule(const QString &menuId)
03000 {
03001    if (menuId.isEmpty() || kde_kiosk_exception)
03002       return true;
03003    KConfig *config = KGlobal::config();
03004    KConfigGroupSaver saver( config, "KDE Control Module Restrictions" );
03005    return config->readBoolEntry(menuId, true);
03006 }
03007 
03008 QStringList KApplication::authorizeControlModules(const QStringList &menuIds)
03009 {
03010    KConfig *config = KGlobal::config();
03011    KConfigGroupSaver saver( config, "KDE Control Module Restrictions" );
03012    QStringList result;
03013    for(QStringList::ConstIterator it = menuIds.begin();
03014        it != menuIds.end(); ++it)
03015    {
03016       if (config->readBoolEntry(*it, true))
03017          result.append(*it);
03018    }
03019    return result;
03020 }
03021 
03022 void KApplication::initUrlActionRestrictions()
03023 {
03024   d->urlActionRestrictions.setAutoDelete(true);
03025   d->urlActionRestrictions.clear();
03026   d->urlActionRestrictions.append( new KApplicationPrivate::URLActionRule
03027   ("open", QString::null, QString::null, QString::null, QString::null, QString::null, QString::null, true));
03028   d->urlActionRestrictions.append( new KApplicationPrivate::URLActionRule
03029   ("list", QString::null, QString::null, QString::null, QString::null, QString::null, QString::null, true));
03030 // TEST:
03031 //  d->urlActionRestrictions.append( new KApplicationPrivate::URLActionRule
03032 //  ("list", QString::null, QString::null, QString::null, QString::null, QString::null, QString::null, false));
03033 //  d->urlActionRestrictions.append( new KApplicationPrivate::URLActionRule
03034 //  ("list", QString::null, QString::null, QString::null, "file", QString::null, QDir::homeDirPath(), true));
03035   d->urlActionRestrictions.append( new KApplicationPrivate::URLActionRule
03036   ("link", QString::null, QString::null, QString::null, ":internet", QString::null, QString::null, true));
03037   d->urlActionRestrictions.append( new KApplicationPrivate::URLActionRule
03038   ("redirect", QString::null, QString::null, QString::null, ":internet", QString::null, QString::null, true));
03039 
03040   // We allow redirections to file: but not from internet protocols, redirecting to file:
03041   // is very popular among io-slaves and we don't want to break them
03042   d->urlActionRestrictions.append( new KApplicationPrivate::URLActionRule
03043   ("redirect", QString::null, QString::null, QString::null, "file", QString::null, QString::null, true));
03044   d->urlActionRestrictions.append( new KApplicationPrivate::URLActionRule
03045   ("redirect", ":internet", QString::null, QString::null, "file", QString::null, QString::null, false));
03046 
03047   // local protocols may redirect everywhere
03048   d->urlActionRestrictions.append( new KApplicationPrivate::URLActionRule
03049   ("redirect", ":local", QString::null, QString::null, QString::null, QString::null, QString::null, true));
03050 
03051   // Anyone may redirect to about:
03052   d->urlActionRestrictions.append( new KApplicationPrivate::URLActionRule
03053   ("redirect", QString::null, QString::null, QString::null, "about", QString::null, QString::null, true));
03054 
03055   // Anyone may redirect to itself, cq. within it's own group
03056   d->urlActionRestrictions.append( new KApplicationPrivate::URLActionRule
03057   ("redirect", QString::null, QString::null, QString::null, "=", QString::null, QString::null, true));
03058 
03059   KConfig *config = KGlobal::config();
03060   KConfigGroupSaver saver( config, "KDE URL Restrictions" );
03061   int count = config->readNumEntry("rule_count");
03062   QString keyFormat = QString("rule_%1");
03063   for(int i = 1; i <= count; i++)
03064   {
03065     QString key = keyFormat.arg(i);
03066     QStringList rule = config->readListEntry(key);
03067     if (rule.count() != 8)
03068       continue;
03069     QString action = rule[0];
03070     QString refProt = rule[1];
03071     QString refHost = rule[2];
03072     QString refPath = rule[3];
03073     QString urlProt = rule[4];
03074     QString urlHost = rule[5];
03075     QString urlPath = rule[6];
03076     QString strEnabled = rule[7].lower();
03077 
03078     bool bEnabled = (strEnabled == "true");
03079 
03080     if (refPath.startsWith("$HOME"))
03081        refPath.replace(0, 5, QDir::homeDirPath());
03082     else if (refPath.startsWith("~"))
03083        refPath.replace(0, 1, QDir::homeDirPath());
03084     if (urlPath.startsWith("$HOME"))
03085        urlPath.replace(0, 5, QDir::homeDirPath());
03086     else if (urlPath.startsWith("~"))
03087        urlPath.replace(0, 1, QDir::homeDirPath());
03088 
03089     if (refPath.startsWith("$TMP"))
03090        refPath.replace(0, 4, KGlobal::dirs()->saveLocation("tmp"));
03091     if (urlPath.startsWith("$TMP"))
03092        urlPath.replace(0, 4, KGlobal::dirs()->saveLocation("tmp"));
03093 
03094     d->urlActionRestrictions.append(new KApplicationPrivate::URLActionRule
03095         ( action, refProt, refHost, refPath, urlProt, urlHost, urlPath, bEnabled));
03096   }
03097 }
03098 
03099 void KApplication::allowURLAction(const QString &action, const KURL &_baseURL, const KURL &_destURL)
03100 {
03101   if (authorizeURLAction(action, _baseURL, _destURL))
03102      return;
03103 
03104   d->urlActionRestrictions.append(new KApplicationPrivate::URLActionRule
03105         ( action, _baseURL.protocol(), _baseURL.host(), _baseURL.path(-1),
03106                   _destURL.protocol(), _destURL.host(), _destURL.path(-1), true));
03107 }
03108 
03109 bool KApplication::authorizeURLAction(const QString &action, const KURL &_baseURL, const KURL &_destURL)
03110 {
03111   if (_destURL.isEmpty())
03112      return true;
03113 
03114   bool result = false;
03115   if (d->urlActionRestrictions.isEmpty())
03116      initUrlActionRestrictions();
03117 
03118   KURL baseURL(_baseURL);
03119   baseURL.setPath(QDir::cleanDirPath(baseURL.path()));
03120   QString baseClass = KProtocolInfo::protocolClass(baseURL.protocol());
03121   KURL destURL(_destURL);
03122   destURL.setPath(QDir::cleanDirPath(destURL.path()));
03123   QString destClass = KProtocolInfo::protocolClass(destURL.protocol());
03124 
03125   for(KApplicationPrivate::URLActionRule *rule = d->urlActionRestrictions.first();
03126       rule; rule = d->urlActionRestrictions.next())
03127   {
03128      if ((result != rule->permission) && // No need to check if it doesn't make a difference
03129          (action == rule->action) &&
03130          rule->baseMatch(baseURL, baseClass) &&
03131          rule->destMatch(destURL, destClass, baseURL, baseClass))
03132      {
03133         result = rule->permission;
03134      }
03135   }
03136   return result;
03137 }
03138 
03139 
03140 uint KApplication::keyboardModifiers()
03141 {
03142 #ifdef Q_WS_X11
03143     Window root;
03144     Window child;
03145     int root_x, root_y, win_x, win_y;
03146     uint keybstate;
03147     XQueryPointer( qt_xdisplay(), qt_xrootwin(), &root, &child,
03148                    &root_x, &root_y, &win_x, &win_y, &keybstate );
03149     return keybstate & 0x00ff;
03150 #elif defined W_WS_MACX
03151     return GetCurrentEventKeyModifiers() & 0x00ff;
03152 #else
03153     //TODO for win32
03154     return 0;
03155 #endif
03156 }
03157 
03158 uint KApplication::mouseState()
03159 {
03160     uint mousestate;
03161 #ifdef Q_WS_X11
03162     Window root;
03163     Window child;
03164     int root_x, root_y, win_x, win_y;
03165     XQueryPointer( qt_xdisplay(), qt_xrootwin(), &root, &child,
03166                    &root_x, &root_y, &win_x, &win_y, &mousestate );
03167 #elif defined(Q_WS_WIN)
03168     const bool mousebtn_swapped = GetSystemMetrics(SM_SWAPBUTTON);
03169     if (GetAsyncKeyState(VK_LBUTTON))
03170         mousestate |= (mousebtn_swapped ? Button3Mask : Button1Mask);
03171     if (GetAsyncKeyState(VK_MBUTTON))
03172         mousestate |= Button2Mask;
03173     if (GetAsyncKeyState(VK_RBUTTON))
03174         mousestate |= (mousebtn_swapped ? Button1Mask : Button3Mask);
03175 #elif defined(Q_WS_MACX)
03176     mousestate = GetCurrentEventButtonState();
03177 #else
03178     //TODO: other platforms
03179 #endif
03180     return mousestate & 0xff00;
03181 }
03182 
03183 Qt::ButtonState KApplication::keyboardMouseState()
03184 {
03185     int ret = 0;
03186 #ifdef Q_WS_X11
03187     Window root;
03188     Window child;
03189     int root_x, root_y, win_x, win_y;
03190     uint state;
03191     XQueryPointer( qt_xdisplay(), qt_xrootwin(), &root, &child,
03192                    &root_x, &root_y, &win_x, &win_y, &state );
03193     // transform the same way like Qt's qt_x11_translateButtonState()
03194     if( state & Button1Mask )
03195         ret |= LeftButton;
03196     if( state & Button2Mask )
03197         ret |= MidButton;
03198     if( state & Button3Mask )
03199         ret |= RightButton;
03200     if( state & ShiftMask )
03201         ret |= ShiftButton;
03202     if( state & ControlMask )
03203         ret |= ControlButton;
03204     if( state & KKeyNative::modX( KKey::ALT ))
03205         ret |= AltButton;
03206     if( state & KKeyNative::modX( KKey::WIN ))
03207         ret |= MetaButton;
03208 #elif defined(Q_WS_WIN)
03209     const bool mousebtn_swapped = GetSystemMetrics(SM_SWAPBUTTON);
03210     if (GetAsyncKeyState(VK_LBUTTON))
03211         ret |= (mousebtn_swapped ? RightButton : LeftButton);
03212     if (GetAsyncKeyState(VK_MBUTTON))
03213         ret |= MidButton;
03214     if (GetAsyncKeyState(VK_RBUTTON))
03215         ret |= (mousebtn_swapped ? LeftButton : RightButton);
03216     if (GetAsyncKeyState(VK_SHIFT))
03217         ret |= ShiftButton;
03218     if (GetAsyncKeyState(VK_CONTROL))
03219         ret |= ControlButton;
03220     if (GetAsyncKeyState(VK_MENU))
03221         ret |= AltButton;
03222     if (GetAsyncKeyState(VK_LWIN) || GetAsyncKeyState(VK_RWIN))
03223         ret |= MetaButton;
03224 #else
03225     //TODO: other platforms
03226 #endif
03227     return static_cast< ButtonState >( ret );
03228 }
03229 
03230 void KApplication::installSigpipeHandler()
03231 {
03232 #ifdef Q_OS_UNIX
03233     struct sigaction act;
03234     act.sa_handler = SIG_IGN;
03235     sigemptyset( &act.sa_mask );
03236     act.sa_flags = 0;
03237     sigaction( SIGPIPE, &act, 0 );
03238 #endif
03239 }
03240 
03241 void KApplication::sigpipeHandler(int)
03242 {
03243     int saved_errno = errno;
03244     // Using kdDebug from a signal handler is not a good idea.
03245 #ifndef NDEBUG
03246     char msg[1000];
03247     sprintf(msg, "*** SIGPIPE *** (ignored, pid = %ld)\n", (long) getpid());
03248     write(2, msg, strlen(msg));
03249 #endif
03250 
03251     // Do nothing.
03252     errno = saved_errno;
03253 }
03254 
03255 bool KApplication::guiEnabled()
03256 {
03257     return kapp && kapp->d->guiEnabled;
03258 }
03259 
03260 void KApplication::virtual_hook( int id, void* data )
03261 { KInstance::virtual_hook( id, data ); }
03262 
03263 void KSessionManaged::virtual_hook( int, void* )
03264 { /*BASE::virtual_hook( id, data );*/ }
03265 
03266 #include "kapplication.moc"
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