summaryrefslogtreecommitdiff
authorllornkcor <llornkcor>2005-08-14 01:56:52 (UTC)
committer llornkcor <llornkcor>2005-08-14 01:56:52 (UTC)
commit11644efb6f433c5def0341b8d086804ce457d5a5 (patch) (side-by-side diff)
tree5432a575837e77f3238aac8bdcc397586c45a21f
parent6ee18e3d11d5204ca6c8e885bc563ab34befdaec (diff)
downloadopie-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.
Diffstat (more/less context) (show whitespace changes)
-rw-r--r--core/launcher/documentlist.cpp8
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
@@ -1,446 +1,446 @@
/*
                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()
@@ -448,368 +448,370 @@ 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"