author | llornkcor <llornkcor> | 2005-08-14 01:56:52 (UTC) |
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committer | llornkcor <llornkcor> | 2005-08-14 01:56:52 (UTC) |
commit | 11644efb6f433c5def0341b8d086804ce457d5a5 (patch) (side-by-side diff) | |
tree | 5432a575837e77f3238aac8bdcc397586c45a21f | |
parent | 6ee18e3d11d5204ca6c8e885bc563ab34befdaec (diff) | |
download | opie-11644efb6f433c5def0341b8d086804ce457d5a5.zip opie-11644efb6f433c5def0341b8d086804ce457d5a5.tar.gz opie-11644efb6f433c5def0341b8d086804ce457d5a5.tar.bz2 |
make assumption that Documents files will never be installed/written to /proc /dev /bin and similar places.. so we don't need to waste time scanning these.
-rw-r--r-- | core/launcher/documentlist.cpp | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/core/launcher/documentlist.cpp b/core/launcher/documentlist.cpp index fd385d6..35a5d56 100644 --- a/core/launcher/documentlist.cpp +++ b/core/launcher/documentlist.cpp @@ -1,815 +1,817 @@ /* This file is part of the Opie Project =. (C) 2000-2002 Trolltech AS .=l. (C) 2002-2005 The Opie Team <opie-devel@handhelds.org> .>+-= _;:, .> :=|. This program is free software; you can .> <`_, > . <= redistribute it and/or modify it under :`=1 )Y*s>-.-- : the terms of the GNU Library General Public .="- .-=="i, .._ License as published by the Free Software - . .-<_> .<> Foundation; version 2 of the License. ._= =} : .%`+i> _;_. .i_,=:_. -<s. This program is distributed in the hope that + . -:. = it will be useful, but WITHOUT ANY WARRANTY; : .. .:, . . . without even the implied warranty of =_ + =;=|` MERCHANTABILITY or FITNESS FOR A _.=:. : :=>`: PARTICULAR PURPOSE. See the GNU ..}^=.= = ; Library General Public License for more ++= -. .` .: details. : = ...= . :.=- -. .:....=;==+<; You should have received a copy of the GNU -_. . . )=. = Library General Public License along with -- :-=` this library; see the file COPYING.LIB. If not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #include "documentlist.h" #include "serverinterface.h" #include "mediadlg.h" /* OPIE */ #include <opie2/oglobal.h> #include <opie2/odebug.h> #include <opie2/oresource.h> #include <qtopia/config.h> #include <qtopia/mimetype.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() ) ); + QTimer::singleShot( 0, 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; + owarn << "XXXXXXXXXXX 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()) { pm = OResource::loadImage( "UnknownDocument", OResource::SmallIcon ); bgPm = OResource::loadImage( "UnknownDocument", OResource::BigIcon ); } //FIXME 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) { 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::reforceDocuments() { Config cfg( "Launcher" ); cfg.setGroup( "DocTab" ); d->scanDocs = cfg.readBoolEntry( "Enable", true ); reloadDocLnks(); } 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()) { pm = OResource::loadImage( "UnknownDocument", OResource::SmallIcon ); bgPm = OResource::loadImage( "UnknownDocument", OResource::BigIcon ); } // ### 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) { 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 (j->name().ascii() && i->name().ascii() && strcmp(i->name().ascii(),j->name().ascii()) == 0) found = true; ++it1; } if (!found) { odebug << "Item " << j->name().ascii() << " needs to be added" << oendl; d->serverGui->applicationAdded( j->type(), *j ); } ++it2; } it1 = appLnkSet->children(); while ( (i=it1.current()) ) { it2 = appLnkSet2->children(); found = false; while ( (j=it2.current()) ){ if (j->name().ascii() && i->name().ascii() && strcmp(i->name().ascii(),j->name().ascii()) == 0) found = true; ++it2; } if (!found) { odebug << "Item " << i->name().ascii() << " needs to be removed" << oendl; d->serverGui->applicationRemoved( i->type(), *i ); } ++it1; } delete appLnkSet; appLnkSet = appLnkSet2; } void DocumentList::storageChanged() { QTime t; // ### can implement better t.start(); DiffAppLnks(); // reloadAppLnks(); odebug << "Reload App links took " << t.elapsed() << " ms" << oendl; reloadDocLnks(); // odebug << "Reload links took " << t.elapsed() << " ms " << oendl; odebug << "Reload All links took " << t.elapsed() << " ms" << oendl; // ### 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 ); QString docLnk = ts.read(); // Strip out the (stale) LinkFile entry int start = docLnk.find( "\nLinkFile = " ) + 1; if ( start > 0 ) { int end = docLnk.find( "\n", start + 1 ) + 1; contents += docLnk.left(start); contents += docLnk.mid(end); } else { contents += docLnk; } contents += "LinkFile = " + doc->linkFile() + "\n"; 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) { Config c( "qpe" ); c.setGroup( "Startup" ); QDir defPath(fs->path()+"/Documents"); QFileInfo f(fs->path()+"/.opiestorage.cf"); if ( c.readNumEntry( "FirstUse", 42 ) == 0 && !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" ) { + if ( bn != "CVS" && bn != "Qtopia" && bn != "QtPalmtop" + && bn != "proc" && bn != "dev" && bn != "bin" && bn != "usr" + && bn != "etc" && bn != "lib" && bn != "sbin" && bn != "tmp" && bn != "var") { // 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" |