Implement flush and reload

so that syncing works with Opie/X11 again

1 files changed, 8 insertions, 1 deletions

diff --git a/x11/libqpe-x11/qpe/qpeapplication.cpp b/x11/libqpe-x11/qpe/qpeapplication.cpp
index c4f8f38..ed815f8 100644
--- a/x11/libqpe-x11/qpe/qpeapplication.cpp
+++ b/x11/libqpe-x11/qpe/qpeapplication.cpp
@@ -121,668 +121,675 @@ void QPEApplication::Private::show_mx(QWidget* mw, bool nomaximize ) {
         QPEApplication::showDialog( (QDialog*)mw, nomaximize );
     }else {
         if (!nomaximize )
             mw->showMaximized();
         else
             mw->show();
     }
 }
 void QPEApplication::Private::show( QWidget* mw, bool nomax ) {
     nomaximize = nomax;
     qpe_main_widget = mw;
 
     sendQCopQ();
 
     if ( preloaded ) {
         if (forceshow )
             show_mx(mw, nomax );
     }else if ( keep_running )
         show_mx( mw, nomax );
 }
 void QPEApplication::Private::loadTextCodecs() {
     QString path = QPEApplication::qpeDir() + "/plugins/textcodecs";
     QDir dir( path, "lib*.so" );
     QStringList list = dir.entryList();
     QStringList::Iterator it;
     for ( it = list.begin(); it != list.end(); ++it ) {
         TextCodecInterface *iface = 0;
         QLibrary *lib = new QLibrary( path + "/" + *it );
         if ( lib->queryInterface( IID_QtopiaTextCodec, (QUnknownInterface**)&iface ) == QS_OK && iface ) {
             QValueList<int> mibs = iface->mibEnums();
             for (QValueList<int>::ConstIterator i = mibs.begin(); i != mibs.end(); ++i) {
                 (void)iface->createForMib(*i);
                 // ### it exists now; need to remember if we can delete it
             }
         }
         else {
             lib->unload();
             delete lib;
         }
     }
 }
 void QPEApplication::Private::loadImageCodecs() {
     QString path = QPEApplication::qpeDir() + "/plugins/imagecodecs";
     QDir dir( path, "lib*.so" );
     QStringList list = dir.entryList();
     QStringList::Iterator it;
     for ( it = list.begin(); it != list.end(); ++it ) {
         ImageCodecInterface *iface = 0;
         QLibrary *lib = new QLibrary( path + "/" + *it );
         if ( lib->queryInterface( IID_QtopiaImageCodec, (QUnknownInterface**)&iface ) == QS_OK && iface ) {
             QStringList formats = iface->keys();
             for (QStringList::ConstIterator i = formats.begin(); i != formats.end(); ++i) {
                 (void)iface->installIOHandler(*i);
                 // ### it exists now; need to remember if we can delete it
             }
         }
         else {
             lib->unload();
             delete lib;
         }
     }
 }
 
 // The Help System hook
 namespace {
     class ResourceMimeFactory : public QMimeSourceFactory
     {
     public:
         ResourceMimeFactory();
         ~ResourceMimeFactory();
         const QMimeSource* data( const QString& abs_name )const;
     };
     ResourceMimeFactory::ResourceMimeFactory()
     {
         setFilePath( Global::helpPath() );
         setExtensionType( "html", "text/html;charset=UTF-8" );
     }
     ResourceMimeFactory::~ResourceMimeFactory() {
     }
 
     const QMimeSource* ResourceMimeFactory::data( const QString& abs_name ) const
     {
         const QMimeSource * r = QMimeSourceFactory::data( abs_name );
         if ( !r ) {
             int sl = abs_name.length();
             do {
                 sl = abs_name.findRev( '/', sl - 1 );
                 QString name = sl >= 0 ? abs_name.mid( sl + 1 ) : abs_name;
                 int dot = name.findRev( '.' );
                 if ( dot >= 0 )
                     name = name.left( dot );
                 QImage img = Resource::loadImage( name );
                 if ( !img.isNull() )
                     r = new QImageDrag( img );
             }
             while ( !r && sl > 0 );
         }
         return r;
     };
 };
 // QPEApplication
 QPEApplication::~QPEApplication() {
     qWarning("~QPEApplication");
     ungrabKeyboard();
     qWarning("UngrabKeyboard");
 
 //    delete m_sys;
 //    delete m_pid;
 
     delete d;
 }
 QPEApplication::QPEApplication(int &arg, char** argv, Type t)
     : QApplication( arg, argv, t ) {
     d = new Private;
     d->loadTextCodecs();
     d->loadImageCodecs();
 
     // Init X-Atom
     Atom *atoms[5];
     Atom atoms_re[5];
     char* names[5];
     int n = 0;
     atoms[n]   = &d->wm_delete_window;
     names[n++] = "WM_DELETE_WINDOW";
 
     atoms[n]   = &d->wm_take_focus;
     names[n++] = "WM_TAKE_FOCUS";
 
     atoms[n]   = &d->wm_context_help;
     names[n++] = "_NET_WM_CONTEXT_HELP";
 
     atoms[n]   = &d->wm_context_accept;
     names[n++] = "_NET_WM_CONTEXT_ACCEPT";
 
     atoms[n]   = &d->wm_protocols;
     names[n++] = "WM_PROTOCOLS";
 
     XInternAtoms( qt_xdisplay(), names, n, FALSE, atoms_re);
     // now copy the values over to the properties
     for (int i = 0; i < n; i++ )
         *atoms[i] = atoms_re[i];
     // done with X11 Stuff
 
     int dw = desktop()->width();
     if ( dw < 200 ) {
         setFont( QFont( "helvetica", 8 ) );
         AppLnk::setSmallIconSize( 10 );
         AppLnk::setBigIconSize( 28 );
     }else if ( dw > 600 ) {
         setFont( QFont( "helvetica", 12 ) );
         AppLnk::setSmallIconSize( 24 );
         AppLnk::setBigIconSize( 48 );
     }else if ( dw > 200 ) {
         setFont( QFont( "helvetica", 10 ) );
         AppLnk::setSmallIconSize( 16 );
         AppLnk::setBigIconSize( 32 );
     }
     QMimeSourceFactory::setDefaultFactory( new ResourceMimeFactory );
 
     connect( this, SIGNAL( lastWindowClosed() ), this, SLOT(hideOrQuit() ) );
 
     QString qcopfn( "/tmp/qcop-msg-" );
     qcopfn += QString( argv[0] ); // append command name to the QCOP name
     QFile file( qcopfn );
     if (file.open(IO_ReadOnly ) ) {
         flock( file.handle(), LOCK_EX );
     }
 
     /* Hmmm damn we need to make the parent 0l otherwise it get's deleted
      * past the QApplication
      */
     m_sys = new QCopChannel( "QPE/System", 0l);
     connect(m_sys, SIGNAL( received( const QCString&, const QByteArray& ) ),
             this, SLOT(systemMessage( const QCString&, const QByteArray& ) ) );
 
     // private channel QPE/Application/appname
     QCString channel = QCString( argv[0] );
     channel.replace( QRegExp( ".*/"), "" );
     d->appName = channel;
     channel = "QPE/Application/"+ channel;
     m_pid = new QCopChannel( channel, 0l );
     connect(m_pid, SIGNAL( received( const QCString&, const QByteArray& ) ),
             this, SLOT( pidMessage( const QCString&, const QByteArray& ) ) );
 
     // read the Pre QCOP Stuff  from the file
     if ( file.isOpen() ) {
         d->keep_running = FALSE;
         QDataStream ds( &file );
         QCString chanel, message;
         QByteArray data;
         while (!ds.atEnd() ) {
             ds >> chanel >> message >> data;
             d->enqueueQCop( chanel, message, data );
         }
         flock( file.handle(), LOCK_UN );
         file.close();
         file.remove();
     }
 
     // read in some stuff from the command line
     // we do not have setArgs so we need to take
     // care of that
     for ( int a = 0; a < arg; a++ ) {
         if ( qstrcmp( argv[a], "-preload" ) == 0 ) {
             d->preloaded = TRUE;
         }else if ( qstrcmp( argv[a ] ,  "-preload-show" ) == 0 ) {
             d->preloaded = TRUE;
             d->forceshow = TRUE;
         }
     }
     initTranslations();
     applyStyle();
 
     if ( type() == GuiServer )
         ;
 
     installEventFilter( this );
     QPEMenuToolFocusManager::initialize();
 }
 void QPEApplication::initTranslations() {
     // Translations add it
     QStringList langs = Global::languageList();
     for ( QStringList::ConstIterator it = langs.begin(); it != langs.end(); ++it ) {
         QString lang = *it;
 
         QTranslator * trans;
         QString tfn;
 
         trans = new QTranslator( this );
         tfn = qpeDir() + "/i18n/" + lang + "/libqpe.qm";
         if ( trans->load( tfn ) )
             installTranslator( trans );
         else
             delete trans;
 
         trans = new QTranslator( this );
         tfn = qpeDir() + "/i18n/" + lang + "/" + d->appName + ".qm";
         if ( trans->load( tfn ) )
             installTranslator( trans );
         else
             delete trans;
     }
 }
 QString QPEApplication::qpeDir() {
     const char * base = getenv( "OPIEDIR" );
     if ( base )
         return QString( base ) + "/";
 
     return QString( "../" );
 }
 QString QPEApplication::documentDir() {
     const char* base = getenv( "HOME");
     if ( base )
         return QString( base ) + "/Documents";
 
     return QString( "../Documents" );
 }
 void QPEApplication::applyStyle() {
     Config config( "qpe" );
 
     config.setGroup( "Appearance" );
 
     // Widget style
     QString style = config.readEntry( "Style", "Light" );
     internalSetStyle( style );
 
     // Colors
     QColor bgcolor( config.readEntry( "Background", "#E5E1D5" ) );
     QColor btncolor( config.readEntry( "Button", "#D6CDBB" ) );
     QPalette pal( btncolor, bgcolor );
     QString color = config.readEntry( "Highlight", "#800000" );
     pal.setColor( QColorGroup::Highlight, QColor( color ) );
     color = config.readEntry( "HighlightedText", "#FFFFFF" );
     pal.setColor( QColorGroup::HighlightedText, QColor( color ) );
     color = config.readEntry( "Text", "#000000" );
     pal.setColor( QColorGroup::Text, QColor( color ) );
     color = config.readEntry( "ButtonText", "#000000" );
     pal.setColor( QPalette::Active, QColorGroup::ButtonText, QColor( color ) );
     color = config.readEntry( "Base", "#FFFFFF" );
     pal.setColor( QColorGroup::Base, QColor( color ) );
 
     pal.setColor( QPalette::Disabled, QColorGroup::Text,
                   pal.color( QPalette::Active, QColorGroup::Background ).dark() );
 
     setPalette( pal, TRUE );
 
 
 
     // Font
     QString ff = config.readEntry( "FontFamily", font().family() );
     int fs = config.readNumEntry( "FontSize", font().pointSize() );
     setFont( QFont(ff, fs) );
 }
 int QPEApplication::defaultRotation() {
     return 0;
 }
 void QPEApplication::setDefaultRotation(int r ) {
 
 }
 void QPEApplication::grabKeyboard() {
     QPEApplication::Private * d = ( ( QPEApplication* ) qApp ) ->d;
     if ( qApp->type() == QApplication::GuiServer )
         d->kbgrabber = 0;
     else {
         QCopEnvelope e( "QPE/System", "grabKeyboard(QString)" );
         e << d->appName;
 
         d->kbgrabber = 2; // me
     }
 }
 void QPEApplication::ungrabKeyboard() {
     QPEApplication::Private * d = ( ( QPEApplication* ) qApp ) ->d;
     if ( d->kbgrabber == 2 ) {
         QCopEnvelope e( "QPE/System", "grabKeyboard(QString)" );
         e << QString::null;
 
         d->kbregrab = FALSE;
         d->kbgrabber = 0;
     }
 }
 void QPEApplication::showMainWidget( QWidget* wid, bool b) {
     d->show(wid, b );
 }
 void QPEApplication::showMainDocumentWidget( QWidget* mw, bool m) {
     if ( mw && argc() == 2 )
         Global::setDocument( mw, QString::fromUtf8(argv()[1] ) );
 
     d->show(mw, m );
 }
 void QPEApplication::showDialog( QDialog* d, bool nomax ) {
     QSize sh = d->sizeHint();
     int w = QMAX(sh.width(),d->width());
     int h = QMAX(sh.height(),d->height());
     if ( !nomax
          && ( w > qApp->desktop()->width()*3/4
               || h > qApp->desktop()->height()*3/4 ) )
     {
 	d->showMaximized();
     } else {
 	d->resize(w,h);
 	d->show();
     }
 }
 int QPEApplication::execDialog( QDialog* d, bool nomax) {
     showDialog(d,nomax);
     return d->exec();
 }
 void QPEApplication::setKeepRunning() {
     if ( qApp && qApp->inherits( "QPEApplication" ) ) {
         QPEApplication * qpeApp = ( QPEApplication* ) qApp;
         qpeApp->d->keep_running = TRUE;
     }
 }
 bool QPEApplication::keepRunning()const {
     return d->keep_running;
 }
 bool QPEApplication::keyboardGrabbed()const {
     return d->kbgrabber;
 }
 int QPEApplication::exec() {
     /* now send the QCOP stuff gotten from the file */
     d->sendQCopQ();
 
     if ( d->keep_running ) {
         qWarning("going to exec");
         int a = QApplication::exec();
         qWarning("left");
         return a;
     }
 
     {
         QCopEnvelope e( "QPE/System", "closing(QString)" );
         e << d->appName;
     }
     qWarning("processing events!");
     processEvents();
     return 0;
 }
 void QPEApplication::internalSetStyle( const QString& ) {
 
 }
 void QPEApplication::systemMessage( const QCString& chan, const QByteArray& ) {
     qWarning("QPEApplication::systemMessage( %s )", chan.data() );
 }
-void QPEApplication::pidMessage( const QCString&, const QByteArray& ) {
+void QPEApplication::pidMessage( const QCString& msg, const QByteArray& ) {
+    if ( msg == "flush()" ) {
+        emit flush();
+        QCopEnvelope e( "QPE/Desktop", "flushDone(QString)" );
+        e << d->appName;
+    }else if ( msg == "reload()" ) {
+        emit reload();
+    }
 
 }
 void QPEApplication::timerEvent( QTimerEvent* e ) {
     if ( e->timerId() == d->presstimer && d->presswidget ) {
         // Right pressed
         postEvent( d->presswidget,
                    new QMouseEvent( QEvent::MouseButtonPress, d->presspos,
                                     RightButton, LeftButton ) );
         killTimer( d->presstimer );
         d->presstimer = 0;
     }
 }
 
 // InputMethods Hints
 namespace {
     static QPtrDict<void>* inputMethodDict = 0;
     static void createInputMethodDict(){
 	if ( !inputMethodDict )
             inputMethodDict = new QPtrDict<void>;
     }
 
     static QPtrDict<void>* stylusDict = 0;
     static void createDict() {
         if ( !stylusDict )
             stylusDict = new QPtrDict<void>;
     }
 };
 
 void QPEApplication::setInputMethodHint( QWidget* w, InputMethodHint mode ) {
     createInputMethodDict();
     if ( mode == Normal ) {
         inputMethodDict->remove
             ( w );
     }else {
         inputMethodDict->insert( w, ( void* ) mode );
     }
 }
 QPEApplication::InputMethodHint QPEApplication::inputMethodHint( QWidget* w) {
     if ( inputMethodDict && w )
         return ( InputMethodHint ) ( int ) inputMethodDict->find( w );
     return Normal;
 }
 
 
 void QPEApplication::removeSenderFromStylusDict() {
     stylusDict->remove( ( void* ) sender() );
     if ( d->presswidget == sender() )
         d->presswidget = 0;
 }
 void QPEApplication::setStylusOperation( QWidget* w, StylusMode mode) {
     createDict();
     if ( mode == LeftOnly ) {
         stylusDict->remove
             ( w );
         w->removeEventFilter( qApp );
     }else {
         stylusDict->insert( w, ( void* ) mode );
         connect( w, SIGNAL( destroyed() ), qApp, SLOT( removeSenderFromStylusDict() ) );
         w->installEventFilter( qApp );
     }
 }
 QPEApplication::StylusMode QPEApplication::stylusOperation( QWidget* w) {
     if ( stylusDict )
         return ( StylusMode ) ( int ) stylusDict->find( w );
     return LeftOnly;
 }
 
 // eventFilter......
 bool QPEApplication::eventFilter( QObject* o, QEvent* e ) {
     /*
      * We want our WM to show Ok and a X button
      * on dialogs
      * our part is to set the _NET_WM_CONTEXT_ACCEPT
      * propery
      * and then wait for a client message -zecke
      * on show we will add the prop
      */
     if (o->inherits("QDialog") && e->type() == QEvent::Show ) {
         QDialog* dialog = (QDialog*)o;
         Atom wm_prot[45];
         int n = 0;
         wm_prot[n++] = d->wm_delete_window;
         wm_prot[n++] = d->wm_take_focus;
         wm_prot[n++] = d->wm_context_accept;
         if ( dialog->testWFlags( WStyle_ContextHelp ) )
             wm_prot[n++] = d->wm_context_help;
         XSetWMProtocols( qt_xdisplay(), dialog->winId(), wm_prot, n );
         return TRUE; // should be save
     }
     if ( stylusDict && e->type() >= QEvent::MouseButtonPress && e->type() <= QEvent::MouseMove ) {
         QMouseEvent * me = ( QMouseEvent* ) e;
         StylusMode mode = (StylusMode)(int)stylusDict->find(o);
         switch (mode) {
         case RightOnHold:
             switch ( me->type() ) {
             case QEvent::MouseButtonPress:
                 if ( me->button() == LeftButton ) {
                     d->presstimer = startTimer(500); // #### pref.
                     d->presswidget = (QWidget*)o;
                     d->presspos = me->pos();
                     d->rightpressed = FALSE;
                 }
                 break;
             case QEvent::MouseMove:
                 if (d->presstimer && (me->pos() - d->presspos).manhattanLength() > 8) {
                     killTimer(d->presstimer);
                     d->presstimer = 0;
                 }
                 break;
             case QEvent::MouseButtonRelease:
                 if ( me->button() == LeftButton ) {
                     if ( d->presstimer ) {
                         killTimer(d->presstimer);
                         d->presstimer = 0;
                     }
                     if ( d->rightpressed && d->presswidget ) {
                         // Right released
                         postEvent( d->presswidget,
                                    new QMouseEvent( QEvent::MouseButtonRelease, me->pos(),
                                                     RightButton, LeftButton + RightButton ) );
                         // Left released, off-widget
                         postEvent( d->presswidget,
                                    new QMouseEvent( QEvent::MouseMove, QPoint( -1, -1),
                                                     LeftButton, LeftButton ) );
                         postEvent( d->presswidget,
                                    new QMouseEvent( QEvent::MouseButtonRelease, QPoint( -1, -1),
                                                     LeftButton, LeftButton ) );
                         d->rightpressed = FALSE;
                         return TRUE; // don't send the real Left release
                     }
                 }
                 break;
             default:
                 break;
             }
             break;
         default:
             ;
         }
     }
     else if ( e->type() == QEvent::KeyPress || e->type() == QEvent::KeyRelease ) {
         QKeyEvent *ke = (QKeyEvent *)e;
         if ( ke->key() == Key_Enter ) {
             if ( o->isA( "QRadioButton" ) || o->isA( "QCheckBox" ) ) {
                 postEvent( o, new QKeyEvent( e->type(), Key_Space, ' ',
                                              ke->state(), " ", ke->isAutoRepeat(), ke->count() ) );
                 return TRUE;
             }
         }
     }
     return FALSE;
 }
 
 // Quit stuff
 void QPEApplication::restart() {
 
 }
 void QPEApplication::shutdown() {
 
 }
 void QPEApplication::tryQuit() {
     qWarning("TryQuit!!");
     if ( activeModalWidget() || strcmp( argv() [ 0 ], "embeddedkonsole" ) == 0 )
         return ; // Inside modal loop or konsole. Too hard to save state.
     {
         QCopEnvelope e( "QPE/System", "closing(QString)" );
         e << d->appName;
     }
     processEvents();
 
     quit();
 }
 void QPEApplication::hideOrQuit() {
     qWarning("hide or close");
     processEvents();
     qWarning("past processing");
 
     // If we are a preloaded application we don't actually quit, so emit
     // a System message indicating we're quasi-closing.
     if ( d->preloaded && d->qpe_main_widget )
 
     {
         qWarning("hiding");
         QCopEnvelope e("QPE/System", "fastAppHiding(QString)" );
         e << d->appName;
         d->qpe_main_widget->hide();
     }
     else
         quit();
 }
 
 /*!
   \internal
 */
 void QPEApplication::prepareForTermination( bool willrestart )
 {
 	if ( willrestart ) {
 		// Draw a big wait icon, the image can be altered in later revisions
 		//  QWidget *d = QApplication::desktop();
 		QImage img = Resource::loadImage( "launcher/new_wait" );
 		QPixmap pix;
 		pix.convertFromImage( img.smoothScale( 1 * img.width(), 1 * img.height() ) );
 		QLabel *lblWait = new QLabel( 0, "wait hack!", QWidget::WStyle_Customize |
 		                              QWidget::WStyle_NoBorder | QWidget::WStyle_Tool );
 		lblWait->setPixmap( pix );
 		lblWait->setAlignment( QWidget::AlignCenter );
 		lblWait->show();
 		lblWait->showMaximized();
 	}
 #ifndef SINGLE_APP
 	{ QCopEnvelope envelope( "QPE/System", "forceQuit()" );
 	}
 	processEvents(); // ensure the message goes out.
 	sleep( 1 ); // You have 1 second to comply.
 #endif
 }
 int QPEApplication::x11ClientMessage(QWidget* w, XEvent* event, bool b ) {
     qWarning("X11 ClientMessage %d %d", event->type,  ClientMessage);
     if ( event->type == ClientMessage ) {
         if ( (event->xclient.message_type == d->wm_protocols) &&
              (event->xclient.data.l[0] == d->wm_context_accept ) ) {
             qWarning("accepted!!!");
             /*
              * I'm not sure if we should use activeWidget
              * or activeModalWidget
              * a QDialog could be not modal too
              */
             if ( w->inherits("QDialog" ) ) {
                 qWarning("inherits QDialog!!!");
                 QDialog* dia = (QDialog*)w;
                 /*
                  * call it directly or via QTimer::singleShot?
                  */
                 QTimer::singleShot(0, dia, SLOT(accept() ) );
                  return 0;
             }
 
         }
     }
     return QApplication::x11ClientMessage(w, event, b );
 }
 
 #define KeyPress XKeyPress
 #define KeyRelease XKeyRelease
 
 #if defined(QT_QWS_IPAQ) || defined(QT_QWS_EBX)
 
 // The libraries with the skiff package (and possibly others) have
 // completely useless implementations of builtin new and delete that
 // use about 50% of your CPU. Here we revert to the simple libc
 // functions.
 
 void* operator new[]( size_t size )
 {
 	return malloc( size );
 }
 
 void* operator new( size_t size )
 {
 	return malloc( size );
 }
 
 void operator delete[]( void* p )
 {
 	free( p );
 }
 
 void operator delete[]( void* p, size_t /*size*/ )
 {
 	free( p );
 }
 
 void operator delete( void* p )
 {
 	free( p );
 }
 
 void operator delete( void* p, size_t /*size*/ )
 {
 	free( p );
 }
 
 #endif