fix for bug #599:

O-Menu does not detect newly added programs until Opie restart

1 files changed, 13 insertions, 3 deletions

diff --git a/core/launcher/launcher.cpp b/core/launcher/launcher.cpp
index 6764338..fc944e1 100644
--- a/core/launcher/launcher.cpp
+++ b/core/launcher/launcher.cpp
@@ -687,390 +687,400 @@ void Launcher::updateMimeTypes(AppLnkSet* folder)
     for ( QListIterator<AppLnk> it( folder->children() ); it.current(); ++it ) {
 	AppLnk *app = it.current();
 	if ( app->type() == "Folder" ) // No tr
 	    updateMimeTypes((AppLnkSet *)app);
 	else {
 	    MimeType::registerApp(*app);
 	}
     }
 }
 
 /** This is a HACK....
  * Reason: scanning huge mediums, microdirvers for examples
  * consomes time. To avoid that we invented the MediumMountCheck
  *
  * a) the user globally disabled medium checking. We can ignore
  *    all removable medium
  * b) the user enabled medium checking globally and we need to use this mimefilter
  * c) the user enabled medium checking on a per medium bases
  *  c1) we already checked and its not ask again turns
  *  c2) we need to ask and then apply the mimefilter
  */
 void Launcher::loadDocs() // ok here comes a hack belonging to Global::
 {
     delete docsFolder;
     docsFolder = new DocLnkSet;
 
     DocLnkSet *tmp = 0;
     QString home = QString(getenv("HOME"))  + "/Documents";
     tmp = new DocLnkSet( home , QString::null);
     docsFolder->appendFrom( *tmp );
     delete tmp;
 
     // RAM documents
     StorageInfo storage;
     const QList<FileSystem> &fileSystems = storage.fileSystems();
     QListIterator<FileSystem> it ( fileSystems );
 
     for ( ; it.current(); ++it ) {
 	if ( (*it)->disk() == "/dev/mtdblock6" || (*it)->disk() == "tmpfs" ) {
 	    tmp = new DocLnkSet( (*it)->path(), QString::null );
 	    docsFolder->appendFrom( *tmp );
 	    delete tmp;
 	}
     }
 
     Config mediumCfg( "medium");
     mediumCfg.setGroup("main");
     // a) -zecke we don't want to check
     if(!mediumCfg.readBoolEntry("use", true ) )
       return;
 
     // find out wich filesystems are new in this round
     // We will do this by having a timestamp inside each mountpoint
     // if the current timestamp doesn't match this is a new file system and
     // come up with our MediumMountGui :) let the hacking begin
     int stamp = uidgen.generate();
 
     QString newStamp = QString::number( stamp ); // generates newtime Stamp
 
     // b)
     if( mediumCfg.readBoolEntry("global", true ) ){
       QString mime = configToMime(&mediumCfg).join(";");
       for( it.toFirst(); it.current(); ++it ){
 	if( (*it)->isRemovable() ){
 	  tmp = new DocLnkSet( (*it)->path(), mime );
 	  docsFolder->appendFrom( *tmp );
 	  delete tmp;
 	}
       } // done
       return; // save the else
     }
     // c) zecke
     for ( it.toFirst(); it.current(); ++it ) {
       if ( (*it)->isRemovable() ) { // let's find out  if we should search on it
 	Config cfg( (*it)->path() + "/.opiestorage.cf", Config::File);
 	cfg.setGroup("main");
 	QString stamp = cfg.readEntry("timestamp", QDateTime::currentDateTime().toString() );
 	/** This medium is uptodate
 	*/
 	if( stamp == m_timeStamp ){ // ok we know this card
 	  cfg.writeEntry("timestamp", newStamp ); //just write a new timestamp
 	  // we need to scan the list now. Hopefully the cache will be there
 	  // read the mimetypes from the config and search for documents
 	  QStringList mimetypes = configToMime( &cfg);
 	  tmp = new DocLnkSet( (*it)->path(), mimetypes.join(";")  );
 	  docsFolder->appendFrom( *tmp );
 	  delete tmp;
 
 	}else{ // come up with the gui cause this a new card
 	  MediumMountGui medium(&cfg, (*it)->path() );
 	  if( medium.check() ){ // we did not ask before or ask again is off
 	    /** c2) */
 	    if( medium.exec()  ){ // he clicked yes so search it
 	      // speicher
 	      //cfg.read(); // cause of a race we need to reread - fixed
 	      cfg.setGroup("main");
 	      cfg.writeEntry("timestamp", newStamp );
 	      cfg.write();
 	      tmp = new DocLnkSet( (*it)->path(), medium.mimeTypes().join(";" ) );
 	      docsFolder->appendFrom( *tmp );
 	      delete tmp;
 	    }// no else
 	    /** c1) */
 	  }else{ // we checked
 	    // do something different see what we need to do
 	    // let's see if we should check the device
 	    cfg.setGroup("main" );
 	    bool check = cfg.readBoolEntry("autocheck", true );
 	    if( check ){ // find the documents
 	      tmp = new DocLnkSet( (*it)->path(), configToMime(&cfg ).join(";") );
 	      docsFolder->appendFrom( *tmp );
 	      delete tmp;
 	    }
 	  }
 	}
        }
     }
     m_timeStamp = newStamp;
 }
 
 void Launcher::updateTabs()
 {
     MimeType::updateApplications(); // ### reads all applnks twice
 
     delete rootFolder;
     rootFolder = new AppLnkSet( MimeType::appsFolderName() );
 
     loadDocs();
 
     tabs->initializeCategories(rootFolder, docsFolder, storage->fileSystems());
 }
 
 void Launcher::updateDocs()
 {
     loadDocs();
     tabs->updateDocs(docsFolder,storage->fileSystems());
 }
 
 void Launcher::viewSelected(const QString& s)
 {
     setCaption( s + tr(" - Launcher") );
 }
 
 void Launcher::nextView()
 {
     tabs->nextTab();
 }
 
 
 void Launcher::select( const AppLnk *appLnk )
 {
     if ( appLnk->type() == "Folder" ) { // No tr
 	// Not supported: flat is simpler for the user
     } else {
 	if ( appLnk->exec().isNull() ) {
 	    QMessageBox::information(this,tr("No application"),
 		tr("<p>No application is defined for this document."
 		"<p>Type is %1.").arg(appLnk->type()));
 	    return;
 	}
 	tabs->setBusy(TRUE);
 	emit executing( appLnk );
 	appLnk->execute();
     }
 }
 
 void Launcher::externalSelected(const AppLnk *appLnk)
 {
     tabs->setBusy(TRUE);
     emit executing( appLnk );
 }
 
 void Launcher::properties( AppLnk *appLnk )
 {
     if ( appLnk->type() == "Folder" ) { // No tr
 	// Not supported: flat is simpler for the user
     } else {
 	in_lnk_props = TRUE;
 	got_lnk_change = FALSE;
 	LnkProperties prop(appLnk);
 	connect(&prop, SIGNAL(select(const AppLnk *)), this, SLOT(externalSelected(const AppLnk *)));
 	prop.showMaximized();
 	prop.exec();
 	in_lnk_props = FALSE;
 	if ( got_lnk_change ) {
 	    updateLink(lnk_change);
 	}
     }
 }
 
 void Launcher::updateLink(const QString& link)
 {
-    if (link.isNull())
+    bool notify_sm = false;
+
+    if (link.isNull()) {
 	updateTabs();
-    else if (link.isEmpty())
+	notify_sm = true;
+    }
+    else if (link.isEmpty()) {
 	updateDocs();
-    else
+    }
+    else {
 	tabs->updateLink(link);
+	notify_sm = true;
+    }
+    
+    if ( notify_sm )
+    	QCopEnvelope e ( "QPE/TaskBar", "reloadApps()" );
 }
 
 void Launcher::systemMessage( const QCString &msg, const QByteArray &data)
 {
     QDataStream stream( data, IO_ReadOnly );
     if ( msg == "linkChanged(QString)" ) {
 	QString link;
 	stream >> link;
 	if ( in_lnk_props ) {
 	    got_lnk_change = TRUE;
 	    lnk_change = link;
 	} else {
 	    updateLink(link);
 	}
     } else if ( msg == "busy()" ) {
 	emit busy();
     } else if ( msg == "notBusy(QString)" ) {
 	QString app;
 	stream >> app;
 	tabs->setBusy(FALSE);
 	emit notBusy(app);
     } else if ( msg == "mkdir(QString)" ) {
 	QString dir;
 	stream >> dir;
 	if ( !dir.isEmpty() )
 	    mkdir( dir );
     } else if ( msg == "rdiffGenSig(QString,QString)" ) {
 	QString baseFile, sigFile;
 	stream >> baseFile >> sigFile;
 	QRsync::generateSignature( baseFile, sigFile );
     } else if ( msg == "rdiffGenDiff(QString,QString,QString)" ) {
 	QString baseFile, sigFile, deltaFile;
 	stream >> baseFile >> sigFile >> deltaFile;
 	QRsync::generateDiff( baseFile, sigFile, deltaFile );
     } else if ( msg == "rdiffApplyPatch(QString,QString)" ) {
 	QString baseFile, deltaFile;
 	stream >> baseFile >> deltaFile;
 	if ( !QFile::exists( baseFile ) ) {
 	    QFile f( baseFile );
 	    f.open( IO_WriteOnly );
 	    f.close();
 	}
 	QRsync::applyDiff( baseFile, deltaFile );
 #ifndef QT_NO_COP
 	QCopEnvelope e( "QPE/Desktop", "patchApplied(QString)" );
 	e << baseFile;
 #endif
     } else if ( msg == "rdiffCleanup()" ) {
 	mkdir( "/tmp/rdiff" );
 	QDir dir;
 	dir.setPath( "/tmp/rdiff" );
 	QStringList entries = dir.entryList();
 	for ( QStringList::Iterator it = entries.begin(); it != entries.end(); ++it )
 	    dir.remove( *it );
     } else if ( msg == "sendHandshakeInfo()" ) {
 	QString home = getenv( "HOME" );
 #ifndef QT_NO_COP
 	QCopEnvelope e( "QPE/Desktop", "handshakeInfo(QString,bool)" );
 	e << home;
 	int locked = (int) Desktop::screenLocked();
 	e << locked;
 #endif
     } else if ( msg == "autoStart(QString)" ) {
         QString appName;
         stream >> appName;
         Config cfg( "autostart" );
         cfg.setGroup( "AutoStart" );
         if ( appName.compare("clear") == 0){
             cfg.writeEntry("Apps", "");
         }
     } else if ( msg == "autoStart(QString,QString)" ) {
         QString modifier, appName;
         stream >> modifier >> appName;
         Config cfg( "autostart" );
         cfg.setGroup( "AutoStart" );
         if ( modifier.compare("add") == 0 ){
             // only add if appname is entered
             if (!appName.isEmpty()) {
                 cfg.writeEntry("Apps", appName);
             }
         } else if (modifier.compare("remove") == 0 ) {
             // need to change for multiple entries
             // actually remove is right now simular to clear, but in future there
             // should be multiple apps in autostart possible.
             QString checkName;
             checkName = cfg.readEntry("Apps", "");
             if (checkName == appName) {
                 cfg.writeEntry("Apps", "");
             }
         }
         // case the autostart feature should be delayed
     } else if ( msg == "autoStart(QString,QString,QString)") {
          QString modifier, appName, delay;
          stream >> modifier >> appName >> delay;
         Config cfg( "autostart" );
         cfg.setGroup( "AutoStart" );
         if ( modifier.compare("add") == 0 ){
             // only add it appname is entered
             if (!appName.isEmpty()) {
                 cfg.writeEntry("Apps", appName);
                 cfg.writeEntry("Delay", delay);
             }
         } else {
         }
     }
     /*
      * QtopiaDesktop relies on the major number
      * to start with 1. We're at 0.9
      * so wee need to fake at least 1.4 to be able
      * to sync with QtopiaDesktop1.6
      */
     else if ( msg == "sendVersionInfo()" ) {
 	QCopEnvelope e( "QPE/Desktop", "versionInfo(QString)" );
 	QString v2 = QString::fromLatin1("1.4");
 	e << v2;
 	//qDebug("version %s\n", line.latin1());
     } else if ( msg == "sendCardInfo()" ) {
 #ifndef QT_NO_COP
 	QCopEnvelope e( "QPE/Desktop", "cardInfo(QString)" );
 #endif
 	const QList<FileSystem> &fs = storage->fileSystems();
 	QListIterator<FileSystem> it ( fs );
 	QString s;
 	QString homeDir = getenv("HOME");
 	QString hardDiskHome, hardDiskHomePath;
 	for ( ; it.current(); ++it ) {
 	    int k4 = (*it)->blockSize()/256;
 	    if ( (*it)->isRemovable() || (*it)->disk() == "/dev/mtdblock6" || (*it)->disk() == "tmpfs") {
 		s += (*it)->name() + "=" + (*it)->path() + "/Documents "
 		     + QString::number( (*it)->availBlocks() * k4/4 )
 		     + "K " + (*it)->options() + ";";
 	    } else if ( (*it)->disk() == "/dev/mtdblock1" ||
 		      (*it)->disk() == "/dev/mtdblock/1" ) {
 		s += (*it)->name() + "=" + homeDir + "/Documents "
 		     + QString::number( (*it)->availBlocks() * k4/4 )
 		     + "K " + (*it)->options() + ";";
 	    } else if ( (*it)->name().contains( "Hard Disk") &&
 		      homeDir.contains( (*it)->path() ) &&
 		      (*it)->path().length() > hardDiskHomePath.length() ) {
 		hardDiskHomePath = (*it)->path();
 		hardDiskHome =
 		    (*it)->name() + "=" + homeDir + "/Documents "
 		    + QString::number( (*it)->availBlocks() * k4/4 )
 		    + "K " + (*it)->options() + ";";
 	    }
 	}
 	if ( !hardDiskHome.isEmpty() )
 	    s += hardDiskHome;
 
 #ifndef QT_NO_COP
 	e << s;
 #endif
     } else if ( msg == "sendSyncDate(QString)" ) {
 	QString app;
 	stream >> app;
 	Config cfg( "qpe" );
 	cfg.setGroup("SyncDate");
 #ifndef QT_NO_COP
 	QCopEnvelope e( "QPE/Desktop", "syncDate(QString,QString)" );
 	e  << app  << cfg.readEntry( app );
 #endif
 	//qDebug("QPE/System sendSyncDate for %s: response %s", app.latin1(),
 	//cfg.readEntry( app ).latin1() );
     } else if ( msg == "setSyncDate(QString,QString)" ) {
 	QString app, date;
 	stream >> app >> date;
 	Config cfg( "qpe" );
 	cfg.setGroup("SyncDate");
 	cfg.writeEntry( app, date );
 	//qDebug("setSyncDate(QString,QString) %s %s", app.latin1(), date.latin1());
     } else if ( msg == "startSync(QString)" ) {
 	QString what;
 	stream >> what;
 	delete syncDialog; syncDialog = 0;
 	syncDialog = new SyncDialog( this, "syncProgress", FALSE,
 				     WStyle_Tool | WStyle_Customize |
 				     Qt::WStyle_StaysOnTop );
 	syncDialog->showMaximized();
 	syncDialog->whatLabel->setText( "<b>" + what + "</b>" );
 	connect( syncDialog->buttonCancel, SIGNAL( clicked() ),
 		 SLOT( cancelSync() ) );
     } else if ( msg == "stopSync()") {
 	delete syncDialog; syncDialog = 0;
     } else if ( msg == "getAllDocLinks()" ) {
 	loadDocs();
 
 	QString contents;
 
 //	Categories cats;
 	for ( QListIterator<DocLnk> it( docsFolder->children() ); it.current(); ++it ) {
 	    DocLnk *doc = it.current();
 	    QFileInfo fi( doc->file() );