4 files changed, 20 insertions, 2 deletions

diff --git a/core/launcher/documentlist.cpp b/core/launcher/documentlist.cpp
index 59dd721..19ceb0f 100644
--- a/core/launcher/documentlist.cpp
+++ b/core/launcher/documentlist.cpp
@@ -1,788 +1,792 @@
 /**********************************************************************
 ** Copyright (C) 2000-2002 Trolltech AS.  All rights reserved.
 **
 ** This file is part of the Qtopia Environment.
 **
 ** This file may be distributed and/or modified under the terms of the
 ** GNU General Public License version 2 as published by the Free Software
 ** Foundation and appearing in the file LICENSE.GPL included in the
 ** packaging of this file.
 **
 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 **
 ** See http://www.trolltech.com/gpl/ for GPL licensing information.
 **
 ** Contact info@trolltech.com if any conditions of this licensing are
 ** not clear to you.
 **
 **********************************************************************/
 #include "documentlist.h"
 #include "serverinterface.h"
 #include "mediadlg.h"
 
 /* OPIE */
 #include <opie2/oglobal.h>
 #include <opie2/odebug.h>
 #include <qtopia/config.h>
 #include <qtopia/mimetype.h>
 #include <qtopia/resource.h>
 #include <qtopia/private/categories.h>
 #include <qtopia/qpeapplication.h>
 #include <qtopia/applnk.h>
 #include <qtopia/storage.h>
 #ifdef Q_WS_QWS
 #include <qtopia/qcopenvelope_qws.h>
 #endif
 using namespace Opie::Core;
 
 /* QT */
 #include <qtimer.h>
 #include <qfileinfo.h>
 #include <qtextstream.h>
 #include <qfile.h>
 #include <qdir.h>
 #include <qpainter.h>
 #include <qimage.h>
 #include <qcopchannel_qws.h>
 #include <qlistview.h>
 #include <qlist.h>
 #include <qpixmap.h>
 
 
 AppLnkSet *DocumentList::appLnkSet = 0;
 
 static const int MAX_SEARCH_DEPTH = 10;
 
 
 class DocumentListPrivate : public QObject {
     Q_OBJECT
 public:
     DocumentListPrivate( ServerInterface *gui );
     ~DocumentListPrivate();
 
     void initialize();
 
     const QString nextFile();
     const DocLnk *iterate();
     bool store( DocLnk* dl );
     void estimatedPercentScanned();
     void appendDocpath(FileSystem*);
-    
+
 
     DocLnkSet dls;
     QDict<void> reference;
     QDictIterator<void> *dit;
     enum { Find, RemoveKnownFiles, MakeUnknownFiles, Done } state;
 
     QStringList docPaths;
     unsigned int docPathsSearched;
 
     int searchDepth;
     QDir *listDirs[MAX_SEARCH_DEPTH];
     const QFileInfoList *lists[MAX_SEARCH_DEPTH];
     unsigned int listPositions[MAX_SEARCH_DEPTH];
 
     StorageInfo *storage;
 
     int tid;
 
     ServerInterface *serverGui;
 
     bool needToSendAllDocLinks;
     bool sendAppLnks;
     bool sendDocLnks;
     bool scanDocs;
 };
 
 
 /*
  * scandocs will be read from Config
  */
 DocumentList::DocumentList( ServerInterface *serverGui, bool /*scanDocs*/,
                             QObject *parent, const char *name )
  : QObject( parent, name )
 {
     appLnkSet = new AppLnkSet( MimeType::appsFolderName() );
     d = new DocumentListPrivate( serverGui );
     d->needToSendAllDocLinks = false;
 
     Config cfg( "Launcher" );
     cfg.setGroup( "DocTab" );
     d->scanDocs = cfg.readBoolEntry( "Enable", true );
     odebug << "DocumentList::DocumentList() : scanDocs = " << d->scanDocs << "" << oendl;
 
     QTimer::singleShot( 10, this, SLOT( startInitialScan() ) );
 }
 
 void DocumentList::startInitialScan()
 {
     reloadAppLnks();
     reloadDocLnks();
 }
 
 DocumentList::~DocumentList()
 {
     delete appLnkSet;
     delete d;
 }
 
 
 void DocumentList::add( const DocLnk& doc )
 {
     if ( d->serverGui && QFile::exists( doc.file() ) )
         d->serverGui->documentAdded( doc );
 }
 
 
 void DocumentList::start()
 {
     resume();
 }
 
 
 void DocumentList::pause()
 {
     //odebug << "pause " << d->tid << "" << oendl;
     killTimer( d->tid );
     d->tid = 0;
 }
 
 
 void DocumentList::resume()
 {
     if ( d->tid == 0 ) {
         d->tid = startTimer( 20 );
     //odebug << "resumed " << d->tid << "" << oendl;
     }
 }
 
 /*
 void DocumentList::resend()
 {
     // Re-emits all the added items to the list (firstly letting everyone know to
     // clear what they have as it is being sent again)
     pause();
     emit allRemoved();
     QTimer::singleShot( 5, this, SLOT( resendWorker() ) );
 }
 
 
 void DocumentList::resendWorker()
 {
     const QList<DocLnk> &list = d->dls.children();
     for ( QListIterator<DocLnk> it( list ); it.current(); ++it )
         add( *(*it) );
     resume();
 }
 */
 
 void DocumentList::rescan()
 {
     //odebug << "rescan" << oendl;
     pause();
     d->initialize();
     resume();
 }
 
 
 void DocumentList::timerEvent( QTimerEvent *te )
 {
     if ( te->timerId() == d->tid ) {
         // Do 3 at a time
+        if ( d->serverGui )
+            d->serverGui->aboutToAddBegin();
         for (int i = 0; i < 3; i++ ) {
             const DocLnk *lnk = d->iterate();
             if ( lnk ) {
                 add( *lnk );
             } else {
                 // stop when done
                 pause();
                 if ( d->serverGui )
                     d->serverGui->documentScanningProgress( 100 );
                 if ( d->needToSendAllDocLinks )
                     sendAllDocLinks();
                 break;
             }
-        }
+        }
+        if ( d->serverGui )
+            d->serverGui->aboutToAddEnd();
     }
 }
 
 
 void DocumentList::reloadAppLnks()
 {
     if ( d->sendAppLnks && d->serverGui ) {
         d->serverGui->applicationScanningProgress( 0 );
         d->serverGui->allApplicationsRemoved();
     }
 
     delete appLnkSet;
     appLnkSet = new AppLnkSet( MimeType::appsFolderName() );
 
     if ( d->sendAppLnks && d->serverGui ) {
         static QStringList prevTypeList;
         QStringList types = appLnkSet->types();
         for ( QStringList::Iterator ittypes=types.begin(); ittypes!=types.end(); ++ittypes) {
             if ( !(*ittypes).isEmpty() ) {
                 if ( !prevTypeList.contains(*ittypes) ) {
                     QString name = appLnkSet->typeName(*ittypes);
                     QPixmap pm = appLnkSet->typePixmap(*ittypes);
                     QPixmap bgPm = appLnkSet->typeBigPixmap(*ittypes);
 
                     if (pm.isNull()) {
                         QImage img( Resource::loadImage( "UnknownDocument" ) );
                         pm = img.smoothScale( AppLnk::smallIconSize(), AppLnk::smallIconSize() );
                         bgPm = img.smoothScale( AppLnk::bigIconSize(), AppLnk::bigIconSize() );
                     }
 
             //odebug << "adding type " << (*ittypes) << "" << oendl;
 
                     // ### our current launcher expects docs tab to be last
                     d->serverGui->typeAdded( *ittypes, name.isNull() ? (*ittypes) : name, pm, bgPm );
                 }
                 prevTypeList.remove(*ittypes);
             }
         }
         for ( QStringList::Iterator ittypes=prevTypeList.begin(); ittypes!=prevTypeList.end(); ++ittypes) {
         //odebug << "removing type " << (*ittypes) << "" << oendl;
             d->serverGui->typeRemoved(*ittypes);
         }
         prevTypeList = types;
     }
 
     QListIterator<AppLnk> itapp( appLnkSet->children() );
     AppLnk* l;
     while ( (l=itapp.current()) ) {
         ++itapp;
         if ( d->sendAppLnks && d->serverGui )
             d->serverGui->applicationAdded( l->type(), *l );
     }
 
     if ( d->sendAppLnks && d->serverGui )
         d->serverGui->applicationScanningProgress( 100 );
 }
 
 void DocumentList::reloadDocLnks()
 {
     if ( !d->scanDocs )
         return;
 
     if ( d->sendDocLnks && d->serverGui ) {
         d->serverGui->documentScanningProgress( 0 );
         d->serverGui->allDocumentsRemoved();
     }
 
     rescan();
 }
 
 void DocumentList::linkChanged( QString arg )
 {
     //odebug << "linkchanged( " << arg << " )" << oendl;
 
     if ( arg.isNull() || OGlobal::isAppLnkFileName( arg ) ) {
         reloadAppLnks();
     } else {
 
         const QList<DocLnk> &list = d->dls.children();
         QListIterator<DocLnk> it( list );
         while ( it.current() ) {
             DocLnk *doc = it.current();
             ++it;
             if ( ( doc->linkFileKnown() && doc->linkFile() == arg )
                 || ( doc->fileKnown() && doc->file() == arg ) ) {
         //odebug << "found old link" << oendl;
                 DocLnk* dl = new DocLnk( arg );
                 // add new one if it exists and matches the mimetype
                 if ( d->store( dl ) ) {
                     // Existing link has been changed, send old link ref and a ref
                     // to the new link
             //odebug << "change case" << oendl;
                     if ( d->serverGui )
                         d->serverGui->documentChanged( *doc, *dl );
 
                 } else {
                     // Link has been removed or doesn't match the mimetypes any more
                     // so we aren't interested in it, so take it away from the list
             //odebug << "removal case" << oendl;
                     if ( d->serverGui )
                         d->serverGui->documentRemoved( *doc );
 
                 }
                 d->dls.remove( doc ); // remove old link from docLnkSet
                 delete doc;
                 return;
             }
         }
         // Didn't find existing link, must be new
         DocLnk* dl = new DocLnk( arg );
         if ( d->store( dl ) ) {
             // Add if it's a link we are interested in
         //odebug << "add case" << oendl;
             add( *dl );
         }
 
     }
 }
 
 void DocumentList::restoreDone()
 {
     reloadAppLnks();
     reloadDocLnks();
 }
 
 void DocumentList::DiffAppLnks()
 {
     static AppLnkSet *appLnkSet2;
 
     appLnkSet2 = new AppLnkSet( MimeType::appsFolderName() );
 
     if ( d->sendAppLnks && d->serverGui ) {
         static QStringList prevTypeList = appLnkSet->types();
         QStringList types = appLnkSet2->types();
         for ( QStringList::Iterator ittypes=types.begin(); ittypes!=types.end(); ++ittypes) {
             if ( !(*ittypes).isEmpty() ) {
                 if ( !prevTypeList.contains(*ittypes) ) {
                     QString name = appLnkSet2->typeName(*ittypes);
                     QPixmap pm = appLnkSet2->typePixmap(*ittypes);
                     QPixmap bgPm = appLnkSet2->typeBigPixmap(*ittypes);
 
                     if (pm.isNull()) {
                         QImage img( Resource::loadImage( "UnknownDocument" ) );
                         pm = img.smoothScale( AppLnk::smallIconSize(), AppLnk::smallIconSize() );
                         bgPm = img.smoothScale( AppLnk::bigIconSize(), AppLnk::bigIconSize() );
                     }
 
             odebug << "adding type " << (*ittypes) << "" << oendl;
 
                     // ### our current launcher expects docs tab to be last
                     d->serverGui->typeAdded( *ittypes, name.isNull() ? (*ittypes) : name, pm, bgPm );
                 }
                 prevTypeList.remove(*ittypes);
             }
         }
         for ( QStringList::Iterator ittypes=prevTypeList.begin(); ittypes!=prevTypeList.end(); ++ittypes) {
         odebug << "removing type " << (*ittypes) << "" << oendl;
             d->serverGui->typeRemoved(*ittypes);
         }
         prevTypeList = types;
     }
 
 
     QListIterator<AppLnk> it1( appLnkSet->children() );
     QListIterator<AppLnk> it2( appLnkSet2->children() );
 
     AppLnk *i;
     AppLnk *j;
     bool found;
 
     while ( (j=it2.current()) ) {
         it1 = appLnkSet->children();
         found = false;
         while ( (i=it1.current()) ){
             if (strcmp(i->name().ascii(),j->name().ascii()) == 0)
                 found = true;
             ++it1;
         }
         if (!found) {
             qDebug("Item %s needs to be added",j->name().ascii() );
             d->serverGui->applicationAdded( j->type(), *j );
                 }           
             ++it2; 
     }
 
     it1 = appLnkSet->children();
      while ( (i=it1.current()) ) {
         it2 = appLnkSet2->children();
         found = false;
         while ( (j=it2.current()) ){
             if (strcmp(i->name().ascii(),j->name().ascii()) == 0)
                 found = true;
             ++it2;
         }
         if (!found) {
             qDebug("Item %s needs to be removed",i->name().ascii() );
             d->serverGui->applicationRemoved( i->type(), *i );
         }
                     
             ++it1; 
     }
     
     delete appLnkSet;
     appLnkSet = appLnkSet2;
 
 }
 void DocumentList::storageChanged()
 {
     QTime t;
     // ### can implement better
 
     t.start();
     DiffAppLnks();
 //    reloadAppLnks();
     qDebug("Reload App links took %i ms",t.elapsed() );
     reloadDocLnks();
 //    odebug << "Reload links took " << t.elapsed() << " ms " << oendl;
     qDebug("Reload All links took %i ms",t.elapsed() );
 // ### Optimization opportunity
     // Could be a bit more intelligent and somehow work out which
     // mtab entry has changed and then only scan that and add and remove
     // links appropriately.
 //    rescan();
 }
 
 void DocumentList::sendAllDocLinks()
 {
     if ( d->tid != 0 ) {
         // We are in the middle of scanning, set a flag so
         // we do this when we finish our scanning
         d->needToSendAllDocLinks = true;
         return;
     }
 
     QString contents;
     Categories cats;
     for ( QListIterator<DocLnk> it( d->dls.children() ); it.current(); ++it ) {
         DocLnk *doc = it.current();
         QFileInfo fi( doc->file() );
         if ( !fi.exists() )
             continue;
 
         bool fake = !doc->linkFileKnown();
         if ( !fake ) {
             QFile f( doc->linkFile() );
             if ( f.open( IO_ReadOnly ) ) {
                 QTextStream ts( &f );
                 ts.setEncoding( QTextStream::UnicodeUTF8 );
                 contents += ts.read();
                 f.close();
             } else
                 fake = TRUE;
         }
         if (fake) {
             contents += "[Desktop Entry]\n"; // No tr
             contents += "Categories = " + // No tr
                 cats.labels("Document View",doc->categories()).join(";") + "\n"; // No tr
             contents += "Name = "+doc->name()+"\n"; // No tr
             contents += "Type = "+doc->type()+"\n"; // No tr
         }
         contents += "File = "+doc->file()+"\n"; // No tr // (resolves path)
         contents += QString("Size = %1\n").arg( fi.size() ); // No tr
     }
 
     //odebug << "sending length " << contents.length() << "" << oendl;
 #ifndef QT_NO_COP
     QCopEnvelope e( "QPE/Desktop", "docLinks(QString)" );
     e << contents;
 #endif
     //odebug << "================ \n\n" << contents << "\n\n===============" << oendl;
 
     d->needToSendAllDocLinks = false;
 }
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 DocumentListPrivate::DocumentListPrivate( ServerInterface *gui )
 {
     storage = new StorageInfo( this );
     serverGui = gui;
     if ( serverGui ) {
         sendAppLnks = serverGui->requiresApplications();
         sendDocLnks = serverGui->requiresDocuments();
     } else {
         sendAppLnks = false;
         sendDocLnks = false;
     }
     for ( int i = 0; i < MAX_SEARCH_DEPTH; i++ ) {
         listDirs[i] = 0;
         lists[i] = 0;
         listPositions[i] = 0;
     }
     initialize();
     tid = 0;
 }
 
 void DocumentListPrivate::appendDocpath(FileSystem*fs)
 {
     QDir defPath(fs->path()+"/Documents");
     QFileInfo f(fs->path()+"/.opiestorage.cf");
     if (!f.exists()) {
         Mediadlg dlg(fs);
         if (QDialog::Accepted != QPEApplication::execDialog( &dlg )) {
             return;
         }
     }
     Config conf(f.filePath(), Config::File );
     conf.setGroup("main");
     if (!conf.readBoolEntry("check",false)) {
         return;
     }
     conf.setGroup("subdirs");
     bool read_all = conf.readBoolEntry("wholemedia",true);
     if (read_all) {
         docPaths+=fs->path();
         return;
     }
     QStringList subDirs = conf.readListEntry("subdirs",':');
     if (subDirs.isEmpty()) {
         if (defPath.exists()) {
             docPaths+=defPath.path();
         }
         return;
     }
     for (unsigned c = 0; c < subDirs.count();++c) {
         QDir docDir(QString(fs->path()+"/"+subDirs[c]));
         if (docDir.exists()) {
             docPaths+=docDir.path();
         }
     }
 }
 
 void DocumentListPrivate::initialize()
 {
     // Reset
     dls.clear();
     docPaths.clear();
     reference.clear();
 
     QDir docDir( QPEApplication::documentDir() );
     if ( docDir.exists() )
         docPaths += QPEApplication::documentDir();
     int i = 1;
     const QList<FileSystem> &fs = storage->fileSystems();
     QListIterator<FileSystem> it( fs );
     for ( ; it.current(); ++it ) {
         if ( (*it)->isRemovable() ) {
             appendDocpath((*it));
             ++i;
         }
     }
 
     for ( int i = 0; i < MAX_SEARCH_DEPTH; ++i ) {
         if ( listDirs[i] ) {
             delete listDirs[i];
             listDirs[i] = 0;
         }
         lists[i] = 0;
         listPositions[i] = 0;
     }
 
     docPathsSearched = 0;
     searchDepth = -1;
     state = Find;
     dit = 0;
 }
 
 
 DocumentListPrivate::~DocumentListPrivate()
 {
     for ( int i = 0; i < MAX_SEARCH_DEPTH; i++ )
         if ( listDirs[i] )
             delete listDirs[i];
     delete dit;
 }
 
 
 void DocumentListPrivate::estimatedPercentScanned()
 {
     double overallProgress = 0.0;
     double levelWeight = 75.0;
 
     int topCount = docPaths.count();
     if ( topCount > 1 ) {
         levelWeight = levelWeight / topCount;
         overallProgress += (docPathsSearched - 1) * levelWeight;
     }
 
     for ( int d = 0; d <= searchDepth; d++ ) {
         if ( listDirs[d] ) {
             int items = lists[d]->count();
             if ( items > 1 ) {
                 levelWeight = levelWeight / items;
                 // Take in to account "." and ".."
                 overallProgress += (listPositions[d] - 3) * levelWeight;
             }
         } else {
             break;
         }
     }
 
     // odebug << "overallProgress: " << overallProgress << "" << oendl;
 
     if ( serverGui )
         serverGui->documentScanningProgress( (int)overallProgress );
 }
 
 
 const QString DocumentListPrivate::nextFile()
 {
     while ( TRUE ) {
         while ( searchDepth < 0 ) {
             // go to next base path
             if ( docPathsSearched >= docPaths.count() ) {
                 // end of base paths
                 return QString::null;
             } else {
                 QDir dir( docPaths[docPathsSearched] );
         // odebug << "now using base path: " << docPaths[docPathsSearched] << "" << oendl;
                 docPathsSearched++;
                 if ( !dir.exists( ".Qtopia-ignore" ) ) {
                     listDirs[0] = new QDir( dir );
                     lists[0] = listDirs[0]->entryInfoList();
                     listPositions[0] = 0;
                     searchDepth = 0;
                 }
             }
         }
 
         const QFileInfoList *fil = lists[searchDepth];
     if (!fil) {
         return QString::null;
     }
         QFileInfoList *fl = (QFileInfoList *)fil;
         unsigned int pos = listPositions[searchDepth];
 
         if ( pos >= fl->count() ) {
             // go up a depth
             delete listDirs[searchDepth];
             listDirs[searchDepth] = 0;
             lists[searchDepth] = 0;
             listPositions[searchDepth] = 0;
             searchDepth--;
         } else {
             const QFileInfo *fi = fl->at(pos);
             listPositions[searchDepth]++;
             QString bn = fi->fileName();
             if ( bn[0] != '.' ) {
                 if ( fi->isDir()  ) {
                     if ( bn != "CVS" && bn != "Qtopia" && bn != "QtPalmtop" ) {
                         // go down a depth
                         QDir dir( fi->filePath() );
             // odebug << "now going in to path: " << bn << "" << oendl;
                         if ( !dir.exists( ".Qtopia-ignore" ) ) {
                             if ( searchDepth < MAX_SEARCH_DEPTH - 1) {
                                 searchDepth++;
                                 listDirs[searchDepth] = new QDir( dir );
                                 lists[searchDepth] = listDirs[searchDepth]->entryInfoList();
                                 listPositions[searchDepth] = 0;
                             }
                         }
                     }
                 } else {
                     estimatedPercentScanned();
                     return fl->at(pos)->filePath();
                 }
             }
         }
     }
 
     return QString::null;
 }
 
 
 bool DocumentListPrivate::store( DocLnk* dl )
 {
     // if ( dl->fileKnown() && !dl->file().isEmpty() ) {
     if ( dl && dl->fileKnown() ) {
         dls.add( dl ); // store
         return TRUE;
     }
 
     // don't store - delete
     delete dl;
     return FALSE;
 }
 
 
         #define MAGIC_NUMBER((void*)2)
 
 const DocLnk *DocumentListPrivate::iterate()
 {
     if ( state == Find ) {
     //odebug << "state Find" << oendl;
         QString file = nextFile();
         while ( !file.isNull() ) {
             if ( file.right(8) == ".desktop" ) { // No tr
                 DocLnk* dl = new DocLnk( file );
                 if ( store(dl) )
                     return dl;
             } else {
                 reference.insert( file, MAGIC_NUMBER );
             }
             file = nextFile();
         }
         state = RemoveKnownFiles;
 
         if ( serverGui )
             serverGui->documentScanningProgress( 75 );
     }
 
     static int iterationI;
     static int iterationCount;
 
     if ( state == RemoveKnownFiles ) {
     //odebug << "state RemoveKnownFiles" << oendl;
         const QList<DocLnk> &list = dls.children();
         for ( QListIterator<DocLnk> it( list ); it.current(); ++it ) {
             reference.remove( (*it)->file() );
             // ### does this need to be deleted?
         }
         dit = new QDictIterator<void>(reference);
         state = MakeUnknownFiles;
 
         iterationI = 0;
         iterationCount = dit->count();
     }
 
     if ( state == MakeUnknownFiles ) {
     //odebug << "state MakeUnknownFiles" << oendl;
         for (void* c; (c=dit->current()); ++(*dit) ) {
             if ( c == MAGIC_NUMBER ) {
                 DocLnk* dl = new DocLnk;
                 QFileInfo fi( dit->currentKey() );
                 dl->setFile( fi.filePath() );
                 dl->setName( fi.baseName() );
                 if ( store(dl) ) {
                     ++*dit;
                     iterationI++;
                     if ( serverGui )
                         serverGui->documentScanningProgress( 75 + (25*iterationI)/iterationCount );
                     return dl;
                 }
             }
             iterationI++;
         }
 
         delete dit;
         dit = 0;
         state = Done;
     }
 
     //odebug << "state Done" << oendl;
     return NULL;
 }
 
 
 #include "documentlist.moc"
 
 
 
diff --git a/core/launcher/launcher.cpp b/core/launcher/launcher.cpp
index bf2287d..6afbcd8 100644
--- a/core/launcher/launcher.cpp
+++ b/core/launcher/launcher.cpp
@@ -1,776 +1,786 @@
 /**********************************************************************
 ** Copyright (C) 2000-2002 Trolltech AS.  All rights reserved.
 **
 ** This file is part of the Qtopia Environment.
 **
 ** This file may be distributed and/or modified under the terms of the
 ** GNU General Public License version 2 as published by the Free Software
 ** Foundation and appearing in the file LICENSE.GPL included in the
 ** packaging of this file.
 **
 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 **
 ** See http://www.trolltech.com/gpl/ for GPL licensing information.
 **
 ** Contact info@trolltech.com if any conditions of this licensing are
 ** not clear to you.
 **
 **********************************************************************/
 
 #include "startmenu.h"
 #include "taskbar.h"
 #include "serverinterface.h"
 #include "launcherview.h"
 #include "launcher.h"
 #include "server.h"
 
 /* OPIE */
 #include <opie2/odebug.h>
 #include <qtopia/global.h>
 #ifdef Q_WS_QWS
 #include <qtopia/qcopenvelope_qws.h>
 #endif
 #include <qtopia/resource.h>
 #include <qtopia/applnk.h>
 #include <qtopia/config.h>
 #include <qtopia/qpeapplication.h>
 #include <qtopia/mimetype.h>
 #include <qtopia/private/categories.h>
 #define QTOPIA_INTERNAL_FSLP
 #include <qtopia/lnkproperties.h>
 
 /* QT */
 #include <qdir.h>
 #ifdef Q_WS_QWS
 #include <qkeyboard_qws.h>
 #include <qwindowsystem_qws.h>
 #endif
 #include <qtimer.h>
 #include <qcombobox.h>
 #include <qvbox.h>
 #include <qlayout.h>
 #include <qstyle.h>
 #include <qpushbutton.h>
 #include <qtabbar.h>
 #include <qwidgetstack.h>
 #include <qregexp.h>
 #include <qmessagebox.h>
 #include <qframe.h>
 #include <qpainter.h>
 #include <qlabel.h>
 #include <qtextstream.h>
 #include <qpopupmenu.h>
 
 /* STD */
 #include <stdlib.h>
 #include <assert.h>
 #if defined(_OS_LINUX_) || defined(Q_OS_LINUX)
 #include <unistd.h>
 #include <stdio.h>
 #include <sys/vfs.h>
 #include <mntent.h>
 #endif
 
 
 static bool isVisibleWindow( int );
 //===========================================================================
 
 LauncherTabWidget::LauncherTabWidget( Launcher* parent ) :
     QVBox( parent ), docview( 0 )
 {
     docLoadingWidgetEnabled = false;
     docLoadingWidget = 0;
     docLoadingWidgetProgress = 0;
     launcher = parent;
     categoryBar = new LauncherTabBar( this );
     QPalette pal = categoryBar->palette();
     pal.setColor( QColorGroup::Light, pal.color(QPalette::Active,QColorGroup::Shadow) );
     pal.setColor( QColorGroup::Background, pal.active().background().light(110) );
     categoryBar->setPalette( pal );
     stack = new QWidgetStack(this);
     connect( categoryBar, SIGNAL(selected(int)), this, SLOT(raiseTabWidget()) );
     categoryBar->show();
     stack->show();
 
 #if defined(Q_WS_QWS) && !defined(QT_NO_COP)
     QCopChannel *channel = new QCopChannel( "QPE/Launcher", this );
     connect( channel, SIGNAL(received(const QCString&,const QByteArray&)),
              this, SLOT(launcherMessage(const QCString&,const QByteArray&)) );
     connect( qApp, SIGNAL(appMessage(const QCString&,const QByteArray&)),
              this, SLOT(appMessage(const QCString&,const QByteArray&)));
 #endif
 
     createDocLoadingWidget();
 }
 
 void LauncherTabWidget::createDocLoadingWidget()
 {
     // Construct the 'doc loading widget' shown when finding documents
 
     // ### LauncherView class needs changing to be more generic so
     // this widget can change its background similar to the iconviews
     // so the background for this matches
     docLoadingWidget = new LauncherView( stack );
     docLoadingWidget->hideIcons();
     QVBox *docLoadingVBox = new QVBox( docLoadingWidget );
 
     docLoadingVBox->setSpacing( 20 );
     docLoadingVBox->setMargin( 10 );
 
     QWidget *space1 = new QWidget( docLoadingVBox );
     docLoadingVBox->setStretchFactor( space1, 1 );
 
     QLabel *waitPixmap = new QLabel( docLoadingVBox );
     waitPixmap->setSizePolicy( QSizePolicy( (QSizePolicy::SizeType)5, (QSizePolicy::SizeType)5, waitPixmap->sizePolicy().hasHeightForWidth() ) );
     waitPixmap->setPixmap( Resource::loadPixmap( "bigwait" ) );
     waitPixmap->setAlignment( int( QLabel::AlignCenter ) );
 
     Config cfg( "Launcher" );
     cfg.setGroup( "DocTab" );
     bool docTabEnabled = cfg.readBoolEntry( "Enable", true );
 
     QLabel *textLabel = new QLabel( docLoadingVBox );
     textLabel->setAlignment( int( QLabel::AlignCenter ) );
     docLoadingWidgetProgress = new QProgressBar( docLoadingVBox );
     docLoadingWidgetProgress->setProgress( 0 );
     docLoadingWidgetProgress->setCenterIndicator( TRUE );
     docLoadingWidgetProgress->setBackgroundMode( NoBackground ); // No flicker
     setProgressStyle();
 
     if ( docTabEnabled )
     {
         textLabel->setText( tr( "<b>Finding Documents...</b>" ) );
     }
     else
     {
         textLabel->setText( tr( "<b>The Documents Tab<p>has been disabled.<p>"
                                 "Use Settings->Launcher->DocTab<p>to reenable it.</b></center>" ) );
         docLoadingWidgetProgress->hide();
         docLoadingWidgetEnabled = true;
     }
 
     QWidget *space2 = new QWidget( docLoadingVBox );
     docLoadingVBox->setStretchFactor( space2, 1 );
 
     cfg.setGroup( "Tab Documents" ); // No tr
     setTabViewAppearance( docLoadingWidget, cfg );
 
     stack->addWidget( docLoadingWidget, 0 );
 }
 
 void LauncherTabWidget::initLayout()
 {
     layout()->activate();
     docView()->setFocus();
     categoryBar->showTab("Documents");
 }
 
 void LauncherTabWidget::appMessage(const QCString& message, const QByteArray&)
 {
     if ( message == "nextView()" )
         categoryBar->nextTab();
 }
 
 void LauncherTabWidget::raiseTabWidget()
 {
     if ( categoryBar->currentView() == docView()
          && docLoadingWidgetEnabled ) {
         stack->raiseWidget( docLoadingWidget );
         docLoadingWidget->updateGeometry();
     } else {
         stack->raiseWidget( categoryBar->currentView() );
     }
 }
 
 void LauncherTabWidget::tabProperties()
 {
     LauncherView *view = categoryBar->currentView();
     QPopupMenu *m = new QPopupMenu( this );
     m->insertItem( tr("Icon View"), LauncherView::Icon );
     m->insertItem( tr("List View"), LauncherView::List );
     m->setItemChecked( (int)view->viewMode(), TRUE );
     int rv = m->exec( QCursor::pos() );
     if ( rv >= 0 && rv != view->viewMode() ) {
         view->setViewMode( (LauncherView::ViewMode)rv );
     }
 
     delete m;
 }
 
 void LauncherTabWidget::deleteView( const QString& id )
 {
     LauncherTab *t = categoryBar->launcherTab(id);
     if ( t ) {
         stack->removeWidget( t->view );
         delete t->view;
         categoryBar->removeTab( t );
     }
 }
 
 LauncherView* LauncherTabWidget::newView( const QString& id, const QPixmap& pm, const QString& label )
 {
     LauncherView* view = new LauncherView( stack );
     connect( view, SIGNAL(clicked(const AppLnk*)),
             this, SIGNAL(clicked(const AppLnk*)));
     connect( view, SIGNAL(rightPressed(AppLnk*)),
             this, SIGNAL(rightPressed(AppLnk*)));
 
     int n = categoryBar->count();
     stack->addWidget( view, n );
 
     LauncherTab *tab = new LauncherTab( id, view, pm, label );
     categoryBar->insertTab( tab, n-1 );
 
     if ( id == "Documents" )
         docview = view;
 
     odebug << "inserting " << id << " at " << n-1 << "" << oendl;
 
     Config cfg("Launcher");
     setTabAppearance( tab, cfg );
 
     cfg.setGroup( "GUI" );
     view->setBusyIndicatorType( cfg.readEntry( "BusyType", QString::null ) );
 
     return view;
 }
 
 LauncherView *LauncherTabWidget::view( const QString &id )
 {
     LauncherTab *t = categoryBar->launcherTab(id);
     if ( !t )
         return 0;
     return t->view;
 }
 
 LauncherView *LauncherTabWidget::docView()
 {
     return docview;
 }
 
 void LauncherTabWidget::setLoadingWidgetEnabled( bool v )
 {
     if ( v != docLoadingWidgetEnabled && docLoadingWidget ) {
         docLoadingWidgetEnabled = v;
         raiseTabWidget();
     }
 }
 
 void LauncherTabWidget::setLoadingProgress( int percent )
 {
     docLoadingWidgetProgress->setProgress( (percent / 4) * 4 );
 }
 
 // ### this function could more to LauncherView
 void LauncherTabWidget::setTabViewAppearance( LauncherView *v, Config &cfg )
 {
     // View
     QString view = cfg.readEntry( "View", "Icon" );
     if ( view == "List" ) // No tr
         v->setViewMode( LauncherView::List );
     QString bgType = cfg.readEntry( "BackgroundType", "Image" );
     if ( bgType == "Image" ) { // No tr
         QString pm = cfg.readEntry( "BackgroundImage", "launcher/opie-background" );
         v->setBackgroundType( LauncherView::Image, pm );
     } else if ( bgType == "SolidColor" ) {
         QString c = cfg.readEntry( "BackgroundColor" );
         v->setBackgroundType( LauncherView::SolidColor, c );
     } else {
         v->setBackgroundType( LauncherView::Ruled, QString::null );
     }
     QString textCol = cfg.readEntry( "TextColor" );
     if ( textCol.isEmpty() )
         v->setTextColor( QColor() );
     else
         v->setTextColor( QColor(textCol) );
 //    bool customFont = cfg.readBoolEntry( "CustomFont", FALSE );
 
 
     QStringList font = cfg.readListEntry( "Font", ',' );
     if ( font.count() == 4 )
         v->setViewFont( QFont(font[0], font[1].toInt(), font[2].toInt(), font[3].toInt()!=0) );
 
     // ### FIXME TabColor TabTextColor
 
 }
 
 // ### Could move to LauncherTab
 void LauncherTabWidget::setTabAppearance( LauncherTab *tab, Config &cfg )
 {
     cfg.setGroup( QString( "Tab %1" ).arg(tab->type) ); // No tr
 
     setTabViewAppearance( tab->view, cfg );
 
     // Tabs
     QString tabCol = cfg.readEntry( "TabColor" );
     if ( tabCol.isEmpty() )
         tab->bgColor = QColor();
     else
         tab->bgColor = QColor(tabCol);
     QString tabTextCol = cfg.readEntry( "TabTextColor" );
     if ( tabTextCol.isEmpty() )
         tab->fgColor = QColor();
     else
         tab->fgColor = QColor(tabTextCol);
 }
 
 void LauncherTabWidget::paletteChange( const QPalette &p )
 {
     QVBox::paletteChange( p );
     QPalette pal = palette();
     pal.setColor( QColorGroup::Light, pal.color(QPalette::Active,QColorGroup::Shadow) );
     pal.setColor( QColorGroup::Background, pal.active().background().light(110) );
     categoryBar->setPalette( pal );
     categoryBar->update();
 }
 
 void LauncherTabWidget::styleChange( QStyle & )
 {
     QTimer::singleShot( 0, this, SLOT(setProgressStyle()) );
 }
 
 void LauncherTabWidget::setProgressStyle()
 {
     if (docLoadingWidgetProgress) {
         docLoadingWidgetProgress->setFrameShape( QProgressBar::Box );
         docLoadingWidgetProgress->setFrameShadow( QProgressBar::Plain );
         docLoadingWidgetProgress->setMargin( 1 );
         docLoadingWidgetProgress->setLineWidth( 1 );
     }
 }
 
 void LauncherTabWidget::setBusy(bool on)
 {
     if ( on )
         currentView()->setBusy(TRUE);
     else {
         for ( int i = 0; i < categoryBar->count(); i++ ) {
             LauncherView *view = ((LauncherTab *)categoryBar->tab(i))->view;
             view->setBusy( FALSE );
         }
     }
 }
 
 void LauncherTabWidget::setBusyIndicatorType( const QString& str ) {
     for (int i = 0; i < categoryBar->count(); i++ ) {
         LauncherView* view = static_cast<LauncherTab*>( categoryBar->tab(i) )->view;
         view->setBusyIndicatorType( str );
     }
 }
 
 LauncherView *LauncherTabWidget::currentView(void)
 {
     return (LauncherView*)stack->visibleWidget();
 }
 
 
 
 void LauncherTabWidget::launcherMessage( const QCString &msg, const QByteArray &data)
 {
     QDataStream stream( data, IO_ReadOnly );
     if ( msg == "setTabView(QString,int)" ) {
         QString id;
         stream >> id;
         int mode;
         stream >> mode;
         if ( view(id) )
             view(id)->setViewMode( (LauncherView::ViewMode)mode );
     } else if ( msg == "setTabBackground(QString,int,QString)" ) {
         QString id;
         stream >> id;
         int mode;
         stream >> mode;
         QString pixmapOrColor;
         stream >> pixmapOrColor;
         if ( view(id) )
             view(id)->setBackgroundType( (LauncherView::BackgroundType)mode, pixmapOrColor );
         if ( id == "Documents" )
             docLoadingWidget->setBackgroundType( (LauncherView::BackgroundType)mode, pixmapOrColor );
     } else if ( msg == "setTextColor(QString,QString)" ) {
         QString id;
         stream >> id;
         QString color;
         stream >> color;
         if ( view(id) )
             view(id)->setTextColor( QColor(color) );
         if ( id == "Documents" )
             docLoadingWidget->setTextColor( QColor(color) );
     } else if ( msg == "setFont(QString,QString,int,int,int)" ) {
         QString id;
         stream >> id;
         QString fam;
         stream >> fam;
         int size;
         stream >> size;
         int weight;
         stream >> weight;
         int italic;
         stream >> italic;
         if ( view(id) ) {
             if ( !fam.isEmpty() ) {
                 view(id)->setViewFont( QFont(fam, size, weight, italic!=0) );
         odebug << "setFont: " << fam << ", " << size << ", " << weight << ", " << italic << "" << oendl;
             } else {
                 view(id)->clearViewFont();
             }
         }
     }else if ( msg == "setBusyIndicatorType(QString)" ) {
         QString type;
         stream >> type;
         setBusyIndicatorType( type );
     }else if ( msg == "home()" ) {
         if ( isVisibleWindow( static_cast<QWidget*>(parent())->winId() ) ) {
             if (categoryBar)
                 categoryBar->nextTab();
         }else
             static_cast<QWidget*>(parent())->raise();
     }
 }
 
 
 
 //---------------------------------------------------------------------------
 
 Launcher::Launcher()
     : QMainWindow( 0, "PDA User Interface", QWidget::WStyle_Customize | QWidget::WGroupLeader )
 {
     tabs = 0;
     tb = 0;
     Config cfg( "Launcher" );
     cfg.setGroup( "DocTab" );
     docTabEnabled = cfg.readBoolEntry( "Enable", true );
 }
 
 void Launcher::createGUI()
 {
     setCaption( tr("Launcher") );
 
     // we have a pretty good idea how big we'll be
     setGeometry( 0, 0, qApp->desktop()->width(), qApp->desktop()->height() );
 
     tb = new TaskBar;
     tabs = new LauncherTabWidget( this );
     setCentralWidget( tabs );
 
     ServerInterface::dockWidget( tb, ServerInterface::Bottom );
     tb->show();
 
     qApp->installEventFilter( this );
 
 
     connect( qApp, SIGNAL(symbol()), this, SLOT(toggleSymbolInput()) );
     connect( qApp, SIGNAL(numLockStateToggle()), this, SLOT(toggleNumLockState()) );
     connect( qApp, SIGNAL(capsLockStateToggle()), this, SLOT(toggleCapsLockState()) );
 
     connect( tb, SIGNAL(tabSelected(const QString&)),
         this, SLOT(showTab(const QString&)) );
     connect( tabs, SIGNAL(selected(const QString&)),
         this, SLOT(viewSelected(const QString&)) );
     connect( tabs, SIGNAL(clicked(const AppLnk*)),
         this, SLOT(select(const AppLnk*)));
     connect( tabs, SIGNAL(rightPressed(AppLnk*)),
         this, SLOT(properties(AppLnk*)));
 
 #if defined(Q_WS_QWS) && !defined(QT_NO_COP)
     QCopChannel* sysChannel = new QCopChannel( "QPE/System", this );
     connect( sysChannel, SIGNAL(received(const QCString&,const QByteArray&)),
              this, SLOT(systemMessage(const QCString&,const QByteArray&)) );
 #endif
 
     // all documents
     QImage img( Resource::loadImage( "DocsIcon" ) );
     QPixmap pm;
     pm = img.smoothScale( AppLnk::smallIconSize(), AppLnk::smallIconSize() );
     // It could add this itself if it handles docs
 
     tabs->newView("Documents", pm, tr("Documents") )->setToolsEnabled( TRUE );
 
     QTimer::singleShot( 0, tabs, SLOT( initLayout() ) );
     qApp->setMainWidget( this );
     QTimer::singleShot( 500, this, SLOT( makeVisible() ) );
 }
 
 Launcher::~Launcher()
 {
     if ( tb )
         destroyGUI();
 }
 
  bool Launcher::requiresDocuments() const
  {
     Config cfg( "Launcher" );
     cfg.setGroup( "DocTab" );
     return cfg.readBoolEntry( "Enable", true );
 }
 
 void Launcher::makeVisible()
 {
     showMaximized();
 }
 
 void Launcher::destroyGUI()
 {
     delete tb;
     tb = 0;
     delete tabs;
     tabs =0;
 }
 
 bool Launcher::eventFilter( QObject*, QEvent *ev )
 {
 #ifdef QT_QWS_CUSTOM
     if ( ev->type() == QEvent::KeyPress ) {
         QKeyEvent *ke = (QKeyEvent *)ev;
         if ( ke->key() == Qt::Key_F11 ) { // menu key
             QWidget *active = qApp->activeWindow();
             if ( active && active->isPopup() )
                 active->close();
             else {
                 Global::terminateBuiltin("calibrate"); // No tr
                 tb->launchStartMenu();
             }
             return TRUE;
         }
     }
 #else
     Q_UNUSED(ev);
 #endif
     return FALSE;
 }
 
 void Launcher::toggleSymbolInput()
 {
     tb->toggleSymbolInput();
 }
 
 void Launcher::toggleNumLockState()
 {
     tb->toggleNumLockState();
 }
 
 void Launcher::toggleCapsLockState()
 {
     tb->toggleCapsLockState();
 }
 
 static bool isVisibleWindow(int wid)
 {
 #ifdef Q_WS_QWS
     const QList<QWSWindow> &list = qwsServer->clientWindows();
     QWSWindow* w;
     for (QListIterator<QWSWindow> it(list); (w=it.current()); ++it) {
         if ( w->winId() == wid )
             return !w->isFullyObscured();
     }
 #endif
     return FALSE;
 }
 
 void Launcher::viewSelected(const QString& s)
 {
     setCaption( s + tr(" - Launcher") );
 }
 
 void Launcher::showTab(const QString& id)
 {
     tabs->categoryBar->showTab(id);
     raise();
 }
 
 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() ) {
             int i = QMessageBox::information(this,tr("No application"),
                 tr("<p>No application is defined for this document."
                 "<p>Type is %1.").arg(appLnk->type()), tr("OK"), tr("View as text"), 0, 0, 1);
 
             /* ### Fixme */
             if ( i == 1 )
                 Global::execute("textedit",appLnk->file());
 
             return;
         }
         tabs->setBusy(TRUE);
         emit executing( appLnk );
         appLnk->execute();
     }
 }
 
 void Launcher::properties( AppLnk *appLnk )
 {
     if ( appLnk->type() == "Folder" ) { // No tr
         // Not supported: flat is simpler for the user
     } else {
 /* ### libqtopia FIXME also moving docLnks... */
         LnkProperties prop(appLnk,0 );
 
         QPEApplication::execDialog( &prop );
     }
 }
 
 void Launcher::storageChanged( const QList<FileSystem> &fs )
 {
     // ### update combo boxes if we had a combo box for the storage type
 }
 
 void Launcher::systemMessage( const QCString &msg, const QByteArray &data)
 {
     QDataStream stream( data, IO_ReadOnly );
     if ( msg == "busy()" ) {
         tb->startWait();
     } else if ( msg == "notBusy(QString)" ) {
         QString app;
         stream >> app;
         tabs->setBusy(FALSE);
         tb->stopWait(app);
     } else if (msg == "applyStyle()") {
         tabs->currentView()->relayout();
     }
 }
 
 // These are the update functions from the server
 void Launcher::typeAdded( const QString& type, const QString& name,
                                     const QPixmap& pixmap, const QPixmap& )
 {
     tabs->newView( type, pixmap, name );
     ids.append( type );
     /* this will be called in applicationScanningProgress with value 100! */
 //    tb->refreshStartMenu();
 
     static bool first = TRUE;
     if ( first ) {
         first = FALSE;
         tabs->categoryBar->showTab(type);
     }
 
     tabs->view( type )->setUpdatesEnabled( FALSE );
     tabs->view( type )->setSortEnabled( FALSE );
 }
 
 void Launcher::typeRemoved( const QString& type )
 {
     tabs->view( type )->removeAllItems();
     tabs->deleteView( type );
     ids.remove( type );
     /* this will be called in applicationScanningProgress with value 100! */
 //    tb->refreshStartMenu();
 }
 
 void Launcher::applicationAdded( const QString& type, const AppLnk& app )
 {
     if ( app.type() == "Separator" )  // No tr
         return;
 
     LauncherView *view = tabs->view( type );
     if ( view )
         view->addItem( new AppLnk( app ), FALSE );
     else
         qWarning("addAppLnk: No view for type %s. Can't add app %s!",
                                   type.latin1(),app.name().latin1()  );
 
     MimeType::registerApp( app );
 }
 
 void Launcher::applicationRemoved( const QString& type, const AppLnk& app )
 {
     LauncherView *view = tabs->view( type );
     if ( view )
         view->removeLink( app.linkFile() );
     else
     owarn << "removeAppLnk: No view for " << type << "!" << oendl;
 }
 
 void Launcher::allApplicationsRemoved()
 {
     MimeType::clear();
     for ( QStringList::ConstIterator it=ids.begin(); it!= ids.end(); ++it)
         tabs->view( (*it) )->removeAllItems();
 }
 
 void Launcher::documentAdded( const DocLnk& doc )
 {
     tabs->docView()->addItem( new DocLnk( doc ), FALSE );
 }
 
+void Launcher::aboutToAddBegin()
+{
+    tabs->docView()->setUpdatesEnabled( false );
+}
+
+void Launcher::aboutToAddEnd()
+{
+    tabs->docView()->setUpdatesEnabled( true );
+}
+
 void Launcher::showLoadingDocs()
 {
     tabs->docView()->hide();
 }
 
 void Launcher::showDocTab()
 {
     if ( tabs->categoryBar->currentView() == tabs->docView() )
         tabs->docView()->show();
 }
 
 void Launcher::documentRemoved( const DocLnk& doc )
 {
     tabs->docView()->removeLink( doc.linkFile() );
 }
 
 void Launcher::documentChanged( const DocLnk& oldDoc, const DocLnk& newDoc )
 {
     documentRemoved( oldDoc );
     documentAdded( newDoc );
 }
 
 void Launcher::allDocumentsRemoved()
 {
     tabs->docView()->removeAllItems();
 }
 
 void Launcher::applicationStateChanged( const QString& name, ApplicationState state )
 {
     tb->setApplicationState( name, state );
 }
 
 void Launcher::applicationScanningProgress( int percent )
 {
     switch ( percent ) {
         case 0: {
             for ( QStringList::ConstIterator it=ids.begin(); it!= ids.end(); ++it) {
                 tabs->view( (*it) )->setUpdatesEnabled( FALSE );
                 tabs->view( (*it) )->setSortEnabled( FALSE );
             }
             break;
         }
         case 100: {
             for ( QStringList::ConstIterator it=ids.begin(); it!= ids.end(); ++it) {
                 tabs->view( (*it) )->setUpdatesEnabled( TRUE );
                 tabs->view( (*it) )->setSortEnabled( TRUE );
             }
             tb->refreshStartMenu();
             break;
         }
         default:
             break;
     }
 }
 
 void Launcher::documentScanningProgress( int percent )
 {
     switch ( percent ) {
         case 0: {
             tabs->setLoadingProgress( 0 );
             tabs->setLoadingWidgetEnabled( TRUE );
             tabs->docView()->setUpdatesEnabled( FALSE );
             tabs->docView()->setSortEnabled( FALSE );
             break;
         }
         case 100: {
             tabs->docView()->updateTools();
             tabs->docView()->setSortEnabled( TRUE );
             tabs->docView()->setUpdatesEnabled( TRUE );
             tabs->setLoadingWidgetEnabled( FALSE );
             break;
         }
         default:
             tabs->setLoadingProgress( percent );
             break;
     }
 }
 
diff --git a/core/launcher/launcher.h b/core/launcher/launcher.h
index 4f3ff8c..29bd7db 100644
--- a/core/launcher/launcher.h
+++ b/core/launcher/launcher.h
@@ -1,157 +1,159 @@
 /**********************************************************************
 ** Copyright (C) 2000-2002 Trolltech AS.  All rights reserved.
 **
 ** This file is part of the Qtopia Environment.
 **
 ** This file may be distributed and/or modified under the terms of the
 ** GNU General Public License version 2 as published by the Free Software
 ** Foundation and appearing in the file LICENSE.GPL included in the
 ** packaging of this file.
 **
 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 **
 ** See http://www.trolltech.com/gpl/ for GPL licensing information.
 **
 ** Contact info@trolltech.com if any conditions of this licensing are
 ** not clear to you.
 **
 **********************************************************************/
 #ifndef LAUNCHER_H
 #define LAUNCHER_H
 
 #include <qtopia/config.h>
 #include <qtopia/storage.h>
 #include <qtopia/applnk.h>
 #include <qmainwindow.h>
 #include <qstringlist.h>
 #include <qprogressbar.h>
 #include <qvbox.h>
 #include <qlist.h>
 #include <qdict.h>
 #include "launcherview.h"
 #include "launchertab.h"
 #include "serverinterface.h"
 
 class QWidgetStack;
 class TaskBar;
 class Launcher;
 
 class LauncherTabWidget : public QVBox {
     // can't use a QTabWidget, since it won't let us set the frame style.
     Q_OBJECT
 public:
     LauncherTabWidget( Launcher* parent );
 
     void updateDocs(AppLnkSet* docFolder);
     void setBusy(bool on);
     LauncherView *currentView(void);
 
     LauncherView* newView( const QString&, const QPixmap& pm, const QString& label );
     void deleteView( const QString& );
     void setTabViewAppearance( LauncherView *v, Config &cfg );
     void setTabAppearance( LauncherTab *, Config &cfg );
 
     LauncherView *view( const QString & );
     LauncherView *docView();
 
     void createDocLoadingWidget();
     void setLoadingWidgetEnabled( bool v );
     void setLoadingProgress( int percent );
 
     LauncherTabBar* categoryBar;
 
     void setBusyIndicatorType( const QString& type );
 
 signals:
     void selected(const QString&);
     void clicked(const AppLnk*);
     void rightPressed(AppLnk*);
 
 protected slots:
     void raiseTabWidget();
     void tabProperties();
     void initLayout();
 
 private slots:
     void launcherMessage( const QCString &, const QByteArray &);
     void appMessage( const QCString &, const QByteArray &);
     void setProgressStyle();
 
 protected:
     void paletteChange( const QPalette &p );
     void styleChange( QStyle & );
 
 private:
     Launcher *launcher;
     LauncherView *docview;
 
     QWidgetStack *stack;
     LauncherView *docLoadingWidget;
     QProgressBar *docLoadingWidgetProgress;
     bool docLoadingWidgetEnabled;
 };
 
 class Launcher : public QMainWindow, public ServerInterface
 {
     Q_OBJECT
 public:
     Launcher();
     ~Launcher();
 
     // implementing ServerInterface
     void createGUI();
     void destroyGUI();
     void typeAdded( const QString& type, const QString& name, const QPixmap& pixmap, const QPixmap& bgPixmap );
     void typeRemoved( const QString& type );
     void applicationAdded( const QString& type, const AppLnk& doc );
     void applicationRemoved( const QString& type, const AppLnk& doc );
     void allApplicationsRemoved();
     void applicationStateChanged( const QString& name, ApplicationState state );
     void documentAdded( const DocLnk& doc );
     void documentRemoved( const DocLnk& doc );
+    void aboutToAddBegin();
+    void aboutToAddEnd();
     void allDocumentsRemoved();
     void documentChanged( const DocLnk& oldDoc, const DocLnk& newDoc );
     void storageChanged( const QList<FileSystem> & );
     void applicationScanningProgress( int percent );
     void documentScanningProgress( int percent );
     bool requiresApplications() const { return TRUE; }
     bool requiresDocuments() const;
     void showLoadingDocs();
     void showDocTab();
 
     QStringList idList() const { return ids; }
 
 public slots:
     void viewSelected(const QString&);
     void showTab(const QString&);
     void select( const AppLnk * );
     void properties( AppLnk * );
     void makeVisible();
 
 signals:
     void executing( const AppLnk * );
 
 private slots:
     void systemMessage( const QCString &, const QByteArray &);
     void toggleSymbolInput();
     void toggleNumLockState();
     void toggleCapsLockState();
 
 protected:
     bool eventFilter( QObject *o, QEvent *ev );
 
 private:
     void updateApps();
     void loadDocs();
     void updateDocs();
     void updateTabs();
 
     LauncherTabWidget *tabs;
     QStringList ids;
     TaskBar *tb;
 
     bool docTabEnabled;
 };
 
 #endif // LAUNCHERVIEW_H
diff --git a/core/launcher/serverinterface.h b/core/launcher/serverinterface.h
index e57ea51..132766f 100644
--- a/core/launcher/serverinterface.h
+++ b/core/launcher/serverinterface.h
@@ -1,72 +1,74 @@
 /**********************************************************************
 ** Copyright (C) 2000-2002 Trolltech AS.  All rights reserved.
 **
 ** This file is part of the Qtopia Environment.
 **
 ** This file may be distributed and/or modified under the terms of the
 ** GNU General Public License version 2 as published by the Free Software
 ** Foundation and appearing in the file LICENSE.GPL included in the
 ** packaging of this file.
 **
 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 **
 ** See http://www.trolltech.com/gpl/ for GPL licensing information.
 **
 ** Contact info@trolltech.com if any conditions of this licensing are
 ** not clear to you.
 **
 **********************************************************************/
 #ifndef SERVER_INTERFACE_H
 #define SERVER_INTERFACE_H
 
 
 #include <qstring.h>
 #include <qpixmap.h>
 #include <qwidget.h>
 #include <qtopia/applnk.h>
 #include <qtopia/storage.h>
 
 
 class ServerInterface {
 public:
     virtual ~ServerInterface();
 
     virtual void createGUI() = 0;
     virtual void destroyGUI() = 0;
 
     // These notify of the application categories, like what is used in the current launcher tabs,
     // for example "Applications", "Games" etc.
     virtual void typeAdded( const QString& type, const QString& name, const QPixmap& pixmap, const QPixmap& bgPixmap ) = 0;
     virtual void typeRemoved( const QString& type ) = 0;
 
     // These functions notify when an application is added or removed and to which category it belongs
     virtual void applicationAdded( const QString& type, const AppLnk& doc ) = 0;
     virtual void applicationRemoved( const QString& type, const AppLnk& doc ) = 0;
     virtual void allApplicationsRemoved() = 0;
     // Useful for wait icons, or running application lists etc
     enum ApplicationState { Launching, Running, Terminated };
     virtual void applicationStateChanged( const QString& name, ApplicationState state ) = 0;
     static const AppLnkSet& appLnks();
 
     // These functions notify of adding, removal and changes of document links used in the documents tab for example
+    virtual void aboutToAddBegin() {}
+    virtual void aboutToAddEnd() {}
     virtual void documentAdded( const DocLnk& doc ) = 0;
     virtual void documentRemoved( const DocLnk& doc ) = 0;
     virtual void allDocumentsRemoved() = 0;
     virtual void documentChanged( const DocLnk& oldDoc, const DocLnk& newDoc ) = 0;
 
     virtual void storageChanged( const QList<FileSystem> & ) = 0;
 
     virtual void applicationScanningProgress( int percent ) = 0;
     virtual void documentScanningProgress( int percent ) = 0;
 
     // Tells the server if the GUI needs to be updated about documents or applnks
     virtual bool requiresApplications() const = 0;
     virtual bool requiresDocuments() const = 0;
 
     enum DockArea { Top, Bottom, Left, Right };
     static void dockWidget( QWidget *w, DockArea placement );
 };
 
 
 #endif // SERVER_INTERFACE_H