kfiledialog.cpp

00001 // -*- c++ -*-
00002 /* This file is part of the KDE libraries
00003     Copyright (C) 1997, 1998 Richard Moore <rich@kde.org>
00004                   1998 Stephan Kulow <coolo@kde.org>
00005                   1998 Daniel Grana <grana@ie.iwi.unibe.ch>
00006                   1999,2000,2001,2002,2003 Carsten Pfeiffer <pfeiffer@kde.org>
00007                   2003 Clarence Dang <dang@kde.org>
00008 
00009     This library is free software; you can redistribute it and/or
00010     modify it under the terms of the GNU Library General Public
00011     License as published by the Free Software Foundation; either
00012     version 2 of the License, or (at your option) any later version.
00013 
00014     This library is distributed in the hope that it will be useful,
00015     but WITHOUT ANY WARRANTY; without even the implied warranty of
00016     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00017     Library General Public License for more details.
00018 
00019     You should have received a copy of the GNU Library General Public License
00020     along with this library; see the file COPYING.LIB.  If not, write to
00021     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00022     Boston, MA 02110-1301, USA.
00023 */
00024 
00025 #include "kfiledialog.h"
00026 
00027 #include <unistd.h>
00028 #include <stdlib.h>
00029 #include <stdio.h>
00030 
00031 #include <qptrcollection.h>
00032 #include <qcheckbox.h>
00033 #include <qcombobox.h>
00034 #include <qlabel.h>
00035 #include <qlayout.h>
00036 #include <qlineedit.h>
00037 #include <qptrlist.h>
00038 #include <qpixmap.h>
00039 #include <qtextcodec.h>
00040 #include <qtooltip.h>
00041 #include <qtimer.h>
00042 #include <qwhatsthis.h>
00043 #include <qfiledialog.h>
00044 
00045 #include <kaccel.h>
00046 #include <kaction.h>
00047 #include <kapplication.h>
00048 #include <kcharsets.h>
00049 #include <kcmdlineargs.h>
00050 #include <kcompletionbox.h>
00051 #include <kconfig.h>
00052 #include <kdebug.h>
00053 #include <kglobal.h>
00054 #include <kglobalsettings.h>
00055 #include <kiconloader.h>
00056 #include <kimageio.h>
00057 #include <kio/job.h>
00058 #include <kio/netaccess.h>
00059 #include <kio/scheduler.h>
00060 #include <kio/kservicetypefactory.h>
00061 #include <klocale.h>
00062 #include <kmessagebox.h>
00063 #include <kmimetype.h>
00064 #include <kpopupmenu.h>
00065 #include <kprotocolinfo.h>
00066 #include <kpushbutton.h>
00067 #include <krecentdirs.h>
00068 #include <kshell.h>
00069 #include <kstandarddirs.h>
00070 #include <kstdguiitem.h>
00071 #include <kstaticdeleter.h>
00072 #include <ktoolbar.h>
00073 #include <ktoolbarbutton.h>
00074 #include <kurl.h>
00075 #include <kurlcombobox.h>
00076 #include <kurlcompletion.h>
00077 #include <kuser.h>
00078 
00079 #include "config-kfile.h"
00080 #include "kpreviewwidgetbase.h"
00081 
00082 #include <kdirselectdialog.h>
00083 #include <kfileview.h>
00084 #include <krecentdocument.h>
00085 #include <kfilefiltercombo.h>
00086 #include <kdiroperator.h>
00087 #include <kimagefilepreview.h>
00088 
00089 #include <kfilespeedbar.h>
00090 #include <kfilebookmarkhandler.h>
00091 
00092 #ifdef Q_WS_X11
00093 #include <X11/Xlib.h>
00094 #include <fixx11h.h>
00095 #endif
00096 
00097 enum Buttons { HOTLIST_BUTTON,
00098                PATH_COMBO, CONFIGURE_BUTTON };
00099 
00100 template class QPtrList<KIO::StatJob>;
00101 
00102 namespace {
00103     static void silenceQToolBar(QtMsgType, const char *)
00104     {
00105     }
00106 }
00107 
00108 struct KFileDialogPrivate
00109 {
00110     // the last selected url
00111     KURL url;
00112 
00113     // the selected filenames in multiselection mode -- FIXME
00114     QString filenames;
00115 
00116     // the name of the filename set by setSelection
00117     QString selection;
00118 
00119     // now following all kind of widgets, that I need to rebuild
00120     // the geometry management
00121     QBoxLayout *boxLayout;
00122     QWidget *mainWidget;
00123 
00124     QLabel *locationLabel;
00125 
00126     // @deprecated remove in KDE4
00127     QLabel *filterLabel;
00128     KURLComboBox *pathCombo;
00129     KPushButton *okButton, *cancelButton;
00130     KFileSpeedBar *urlBar;
00131     QHBoxLayout *urlBarLayout;
00132     QWidget *customWidget;
00133 
00134     // Automatically Select Extension stuff
00135     QCheckBox *autoSelectExtCheckBox;
00136     bool autoSelectExtChecked; // whether or not the _user_ has checked the above box
00137     QString extension; // current extension for this filter
00138 
00139     QPtrList<KIO::StatJob> statJobs;
00140 
00141     KURL::List urlList; //the list of selected urls
00142 
00143     QStringList mimetypes; //the list of possible mimetypes to save as
00144 
00145     // indicates if the location edit should be kept or cleared when changing
00146     // directories
00147     bool keepLocation :1;
00148 
00149     // the KDirOperators view is set in KFileDialog::show(), so to avoid
00150     // setting it again and again, we have this nice little boolean :)
00151     bool hasView :1;
00152 
00153     bool hasDefaultFilter :1; // necessary for the operationMode
00154     KFileDialog::OperationMode operationMode;
00155 
00156     // The file class used for KRecentDirs
00157     QString fileClass;
00158 
00159     KFileBookmarkHandler *bookmarkHandler;
00160 
00161     // the ID of the path drop down so subclasses can place their custom widgets properly
00162     int m_pathComboIndex;
00163 };
00164 
00165 KURL *KFileDialog::lastDirectory; // to set the start path
00166 
00167 static KStaticDeleter<KURL> ldd;
00168 
00169 KFileDialog::KFileDialog(const QString& startDir, const QString& filter,
00170                          QWidget *parent, const char* name, bool modal)
00171     : KDialogBase( parent, name, modal, QString::null, 0 )
00172 {
00173     init( startDir, filter, 0 );
00174 }
00175 
00176 KFileDialog::KFileDialog(const QString& startDir, const QString& filter,
00177                          QWidget *parent, const char* name, bool modal, QWidget* widget)
00178     : KDialogBase( parent, name, modal, QString::null, 0 )
00179 {
00180     init( startDir, filter, widget );
00181 }
00182 
00183 
00184 KFileDialog::~KFileDialog()
00185 {
00186     hide();
00187 
00188     KConfig *config = KGlobal::config();
00189 
00190     if (d->urlBar)
00191         d->urlBar->save( config );
00192 
00193     config->sync();
00194 
00195     delete d->bookmarkHandler; // Should be deleted before ops!
00196     delete ops;
00197     delete d;
00198 }
00199 
00200 void KFileDialog::setLocationLabel(const QString& text)
00201 {
00202     d->locationLabel->setText(text);
00203 }
00204 
00205 void KFileDialog::setFilter(const QString& filter)
00206 {
00207     int pos = filter.find('/');
00208 
00209     // Check for an un-escaped '/', if found
00210     // interpret as a MIME filter.
00211 
00212     if (pos > 0 && filter[pos - 1] != '\\') {
00213         QStringList filters = QStringList::split( " ", filter );
00214         setMimeFilter( filters );
00215         return;
00216     }
00217 
00218     // Strip the escape characters from
00219     // escaped '/' characters.
00220 
00221     QString copy (filter);
00222     for (pos = 0; (pos = copy.find("\\/", pos)) != -1; ++pos)
00223         copy.remove(pos, 1);
00224 
00225     ops->clearFilter();
00226     filterWidget->setFilter(copy);
00227     ops->setNameFilter(filterWidget->currentFilter());
00228     d->hasDefaultFilter = false;
00229     filterWidget->setEditable( true );
00230 
00231     updateAutoSelectExtension ();
00232 }
00233 
00234 QString KFileDialog::currentFilter() const
00235 {
00236     return filterWidget->currentFilter();
00237 }
00238 
00239 // deprecated
00240 void KFileDialog::setFilterMimeType(const QString &label,
00241                                     const KMimeType::List &types,
00242                                     const KMimeType::Ptr &defaultType)
00243 {
00244     d->mimetypes.clear();
00245     d->filterLabel->setText(label);
00246 
00247     KMimeType::List::ConstIterator it;
00248     for( it = types.begin(); it != types.end(); ++it)
00249         d->mimetypes.append( (*it)->name() );
00250 
00251     setMimeFilter( d->mimetypes, defaultType->name() );
00252 }
00253 
00254 void KFileDialog::setMimeFilter( const QStringList& mimeTypes,
00255                                  const QString& defaultType )
00256 {
00257     d->mimetypes = mimeTypes;
00258     filterWidget->setMimeFilter( mimeTypes, defaultType );
00259 
00260     QStringList types = QStringList::split(" ", filterWidget->currentFilter());
00261     types.append( QString::fromLatin1( "inode/directory" ));
00262     ops->clearFilter();
00263     ops->setMimeFilter( types );
00264     d->hasDefaultFilter = !defaultType.isEmpty();
00265     filterWidget->setEditable( !d->hasDefaultFilter ||
00266                                d->operationMode != Saving );
00267 
00268     updateAutoSelectExtension ();
00269 }
00270 
00271 void KFileDialog::clearFilter()
00272 {
00273     d->mimetypes.clear();
00274     filterWidget->setFilter( QString::null );
00275     ops->clearFilter();
00276     d->hasDefaultFilter = false;
00277     filterWidget->setEditable( true );
00278 
00279     updateAutoSelectExtension ();
00280 }
00281 
00282 QString KFileDialog::currentMimeFilter() const
00283 {
00284     int i = filterWidget->currentItem();
00285     if (filterWidget->showsAllTypes())
00286         i--;
00287 
00288     if ((i >= 0) && (i < (int) d->mimetypes.count()))
00289         return d->mimetypes[i];
00290     return QString::null; // The "all types" item has no mimetype
00291 }
00292 
00293 KMimeType::Ptr KFileDialog::currentFilterMimeType()
00294 {
00295     return KMimeType::mimeType( currentMimeFilter() );
00296 }
00297 
00298 void KFileDialog::setPreviewWidget(const QWidget *w) {
00299     ops->setPreviewWidget(w);
00300     ops->clearHistory();
00301     d->hasView = true;
00302 }
00303 
00304 void KFileDialog::setPreviewWidget(const KPreviewWidgetBase *w) {
00305     ops->setPreviewWidget(w);
00306     ops->clearHistory();
00307     d->hasView = true;
00308 }
00309 
00310 KURL KFileDialog::getCompleteURL(const QString &_url)
00311 {
00312     QString url = KShell::tildeExpand(_url);
00313     KURL u;
00314 
00315     if ( KURL::isRelativeURL(url) ) // only a full URL isn't relative. Even /path is.
00316     {
00317         if (!url.isEmpty() && !QDir::isRelativePath(url) ) // absolute path
00318             u.setPath( url );
00319         else
00320         {
00321             u = ops->url();
00322             u.addPath( url ); // works for filenames and relative paths
00323             u.cleanPath(); // fix "dir/.."
00324         }
00325     }
00326     else // complete URL
00327         u = url;
00328 
00329     return u;
00330 }
00331 
00332 // FIXME: check for "existing" flag here?
00333 void KFileDialog::slotOk()
00334 {
00335     kdDebug(kfile_area) << "slotOK\n";
00336 
00337     // a list of all selected files/directories (if any)
00338     // can only be used if the user didn't type any filenames/urls himself
00339     const KFileItemList *items = ops->selectedItems();
00340 
00341     if ( (mode() & KFile::Directory) != KFile::Directory ) {
00342         if ( locationEdit->currentText().stripWhiteSpace().isEmpty() ) {
00343             if ( !items || items->isEmpty() )
00344             {
00345                 QString msg;
00346                 if ( d->operationMode == Saving )
00347                     msg = i18n("Please specify the filename to save to.");
00348                 else
00349                     msg = i18n("Please select the file to open.");
00350                 KMessageBox::information(this, msg);
00351                 return;
00352             }
00353 
00354             // weird case: the location edit is empty, but there are
00355             // highlighted files
00356             else {
00357 
00358                 bool multi = (mode() & KFile::Files) != 0;
00359                 KFileItemListIterator it( *items );
00360                 QString endQuote = QString::fromLatin1("\" ");
00361                 QString name, files;
00362                 while ( it.current() ) {
00363                     name = (*it)->name();
00364                     if ( multi ) {
00365                         name.prepend( '"' );
00366                         name.append( endQuote );
00367                     }
00368 
00369                     files.append( name );
00370                     ++it;
00371                 }
00372                 setLocationText( files );
00373                 return;
00374             }
00375         }
00376     }
00377 
00378     bool dirOnly = ops->dirOnlyMode();
00379 
00380     // we can use our kfileitems, no need to parse anything
00381     if ( items && !locationEdit->lineEdit()->edited() &&
00382          !(items->isEmpty() && !dirOnly) ) {
00383 
00384         d->urlList.clear();
00385         d->filenames = QString::null;
00386 
00387         if ( dirOnly ) {
00388             d->url = ops->url();
00389         }
00390         else {
00391             if ( !(mode() & KFile::Files) ) {// single selection
00392                 d->url = items->getFirst()->url();
00393             }
00394 
00395             else { // multi (dirs and/or files)
00396                 d->url = ops->url();
00397                 KFileItemListIterator it( *items );
00398                 while ( it.current() ) {
00399                     d->urlList.append( (*it)->url() );
00400                     ++it;
00401                 }
00402             }
00403         }
00404 
00405         KURL url = KIO::NetAccess::mostLocalURL(d->url,topLevelWidget());
00406         if ( (mode() & KFile::LocalOnly) == KFile::LocalOnly &&
00407              !url.isLocalFile() ) {
00408 // ### after message freeze, add message for directories!
00409             KMessageBox::sorry( d->mainWidget,
00410                                 i18n("You can only select local files."),
00411                                 i18n("Remote Files Not Accepted") );
00412             return;
00413         }
00414 
00415         d->url = url;
00416         accept();
00417         return;
00418     }
00419 
00420 
00421     KURL selectedURL;
00422 
00423     if ( (mode() & KFile::Files) == KFile::Files ) {// multiselection mode
00424         QString locationText = locationEdit->currentText();
00425         if ( locationText.contains( '/' )) {
00426             // relative path? -> prepend the current directory
00427             KURL u( ops->url(), KShell::tildeExpand(locationText));
00428             if ( u.isValid() )
00429                 selectedURL = u;
00430             else
00431                 selectedURL = ops->url();
00432         }
00433         else // simple filename -> just use the current URL
00434             selectedURL = ops->url();
00435     }
00436 
00437     else {
00438         selectedURL = getCompleteURL(locationEdit->currentText());
00439 
00440         // appendExtension() may change selectedURL
00441         appendExtension (selectedURL);
00442     }
00443 
00444     if ( !selectedURL.isValid() ) {
00445        KMessageBox::sorry( d->mainWidget, i18n("%1\ndoes not appear to be a valid URL.\n").arg(d->url.url()), i18n("Invalid URL") );
00446        return;
00447     }
00448 
00449     KURL url = KIO::NetAccess::mostLocalURL(selectedURL,topLevelWidget());
00450     if ( (mode() & KFile::LocalOnly) == KFile::LocalOnly &&
00451          !url.isLocalFile() ) {
00452         KMessageBox::sorry( d->mainWidget,
00453                             i18n("You can only select local files."),
00454                             i18n("Remote Files Not Accepted") );
00455         return;
00456     }
00457 
00458     d->url = url;
00459 
00460     // d->url is a correct URL now
00461 
00462     if ( (mode() & KFile::Directory) == KFile::Directory ) {
00463         kdDebug(kfile_area) << "Directory" << endl;
00464         bool done = true;
00465         if ( d->url.isLocalFile() ) {
00466             if ( locationEdit->currentText().stripWhiteSpace().isEmpty() ) {
00467                 QFileInfo info( d->url.path() );
00468                 if ( info.isDir() ) {
00469                     d->filenames = QString::null;
00470                     d->urlList.clear();
00471                     d->urlList.append( d->url );
00472                     accept();
00473                 }
00474                 else if (!info.exists() && (mode() & KFile::File) != KFile::File) {
00475                     // directory doesn't exist, create and enter it
00476                     if ( ops->mkdir( d->url.url(), true ))
00477                         return;
00478                     else
00479                         accept();
00480                 }
00481                 else { // d->url is not a directory,
00482                     // maybe we are in File(s) | Directory mode
00483                     if ( (mode() & KFile::File) == KFile::File ||
00484                         (mode() & KFile::Files) == KFile::Files )
00485                         done = false;
00486                 }
00487             }
00488             else  // Directory mode, with file[s]/dir[s] selected
00489             {
00490                 if ( mode() & KFile::ExistingOnly )
00491                 {
00492                     if ( ops->dirOnlyMode() )
00493                     {
00494                         KURL fullURL(d->url, locationEdit->currentText());
00495                         if ( QFile::exists( fullURL.path() ) )
00496                         {
00497                             d->url = fullURL;
00498                             d->filenames = QString::null;
00499                             d->urlList.clear();
00500                             accept();
00501                             return;
00502                         }
00503                         else // doesn't exist -> reject
00504                             return;
00505                     }
00506                 }
00507 
00508                 d->filenames = locationEdit->currentText();
00509                 accept(); // what can we do?
00510             }
00511 
00512         }
00513         else { // FIXME: remote directory, should we allow that?
00514 //             qDebug( "**** Selected remote directory: %s", d->url.url().latin1());
00515             d->filenames = QString::null;
00516             d->urlList.clear();
00517             d->urlList.append( d->url );
00518 
00519             if ( mode() & KFile::ExistingOnly )
00520                 done = false;
00521             else
00522                 accept();
00523         }
00524 
00525         if ( done )
00526             return;
00527     }
00528 
00529     if (!kapp->authorizeURLAction("open", KURL(), d->url))
00530     {
00531         QString msg = KIO::buildErrorString(KIO::ERR_ACCESS_DENIED, d->url.prettyURL());
00532         KMessageBox::error( d->mainWidget, msg);
00533         return;
00534     }
00535 
00536     KIO::StatJob *job = 0L;
00537     d->statJobs.clear();
00538     d->filenames = KShell::tildeExpand(locationEdit->currentText());
00539 
00540     if ( (mode() & KFile::Files) == KFile::Files &&
00541          !locationEdit->currentText().contains( '/' )) {
00542         kdDebug(kfile_area) << "Files\n";
00543         KURL::List list = parseSelectedURLs();
00544         for ( KURL::List::ConstIterator it = list.begin();
00545               it != list.end(); ++it )
00546         {
00547             if (!kapp->authorizeURLAction("open", KURL(), *it))
00548             {
00549                 QString msg = KIO::buildErrorString(KIO::ERR_ACCESS_DENIED, (*it).prettyURL());
00550                 KMessageBox::error( d->mainWidget, msg);
00551                 return;
00552             }
00553         }
00554         for ( KURL::List::ConstIterator it = list.begin();
00555               it != list.end(); ++it )
00556         {
00557             job = KIO::stat( *it, !(*it).isLocalFile() );
00558             job->setWindow (topLevelWidget());
00559             KIO::Scheduler::scheduleJob( job );
00560             d->statJobs.append( job );
00561             connect( job, SIGNAL( result(KIO::Job *) ),
00562                      SLOT( slotStatResult( KIO::Job *) ));
00563         }
00564         return;
00565     }
00566 
00567     job = KIO::stat(d->url,!d->url.isLocalFile());
00568     job->setWindow (topLevelWidget());
00569     d->statJobs.append( job );
00570     connect(job, SIGNAL(result(KIO::Job*)), SLOT(slotStatResult(KIO::Job*)));
00571 }
00572 
00573 
00574 static bool isDirectory (const KIO::UDSEntry &t)
00575 {
00576     bool isDir = false;
00577 
00578     for (KIO::UDSEntry::ConstIterator it = t.begin();
00579          it != t.end();
00580          it++)
00581     {
00582         if ((*it).m_uds == KIO::UDS_FILE_TYPE)
00583         {
00584             isDir = S_ISDIR ((mode_t) ((*it).m_long));
00585             break;
00586         }
00587     }
00588 
00589     return isDir;
00590 }
00591 
00592 // FIXME : count all errors and show messagebox when d->statJobs.count() == 0
00593 // in case of an error, we cancel the whole operation (clear d->statJobs and
00594 // don't call accept)
00595 void KFileDialog::slotStatResult(KIO::Job* job)
00596 {
00597     kdDebug(kfile_area) << "slotStatResult" << endl;
00598     KIO::StatJob *sJob = static_cast<KIO::StatJob *>( job );
00599 
00600     if ( !d->statJobs.removeRef( sJob ) ) {
00601         return;
00602     }
00603 
00604     int count = d->statJobs.count();
00605 
00606     // errors mean in general, the location is no directory ;/
00607     // Can we be sure that it is exististant at all? (pfeiffer)
00608     if (sJob->error() && count == 0 && !ops->dirOnlyMode())
00609     {
00610         accept();
00611         return;
00612     }
00613 
00614     KIO::UDSEntry t = sJob->statResult();
00615     if (isDirectory (t))
00616     {
00617         if ( ops->dirOnlyMode() )
00618         {
00619             d->filenames = QString::null;
00620             d->urlList.clear();
00621             accept();
00622         }
00623         else // in File[s] mode, directory means error -> cd into it
00624         {
00625             if ( count == 0 ) {
00626                 locationEdit->clearEdit();
00627                 locationEdit->lineEdit()->setEdited( false );
00628                 setURL( sJob->url() );
00629             }
00630         }
00631         d->statJobs.clear();
00632         return;
00633     }
00634     else if ( ops->dirOnlyMode() )
00635     {
00636         return; // ### error message?
00637     }
00638 
00639     kdDebug(kfile_area) << "filename " << sJob->url().url() << endl;
00640 
00641     if ( count == 0 )
00642         accept();
00643 }
00644 
00645 void KFileDialog::accept()
00646 {
00647     setResult( QDialog::Accepted ); // parseSelectedURLs() checks that
00648 
00649     *lastDirectory = ops->url();
00650     if (!d->fileClass.isEmpty())
00651        KRecentDirs::add(d->fileClass, ops->url().url());
00652 
00653     // clear the topmost item, we insert it as full path later on as item 1
00654     locationEdit->changeItem( QString::null, 0 );
00655 
00656     KURL::List list = selectedURLs();
00657     QValueListConstIterator<KURL> it = list.begin();
00658     for ( ; it != list.end(); ++it ) {
00659         const KURL& url = *it;
00660         // we strip the last slash (-1) because KURLComboBox does that as well
00661         // when operating in file-mode. If we wouldn't , dupe-finding wouldn't
00662         // work.
00663         QString file = url.isLocalFile() ? url.path(-1) : url.prettyURL(-1);
00664 
00665         // remove dupes
00666         for ( int i = 1; i < locationEdit->count(); i++ ) {
00667             if ( locationEdit->text( i ) == file ) {
00668                 locationEdit->removeItem( i-- );
00669                 break;
00670             }
00671         }
00672         locationEdit->insertItem( file, 1 );
00673     }
00674 
00675     KConfig *config = KGlobal::config();
00676     config->setForceGlobal( true );
00677     writeConfig( config, ConfigGroup );
00678     config->setForceGlobal( false );
00679 
00680     saveRecentFiles( config );
00681     config->sync();
00682 
00683     KDialogBase::accept();
00684 
00685     addToRecentDocuments();
00686 
00687     if ( (mode() & KFile::Files) != KFile::Files ) // single selection
00688         emit fileSelected(d->url.url());
00689 
00690     ops->close();
00691     emit okClicked();
00692 }
00693 
00694 
00695 void KFileDialog::fileHighlighted(const KFileItem *i)
00696 {
00697     if (i && i->isDir())
00698         return;
00699 
00700 
00701     if ( (ops->mode() & KFile::Files) != KFile::Files ) {
00702         if ( !i )
00703             return;
00704 
00705         d->url = i->url();
00706 
00707         if ( !locationEdit->hasFocus() ) { // don't disturb while editing
00708             setLocationText( i->name() );
00709         }
00710         emit fileHighlighted(d->url.url());
00711     }
00712 
00713     else {
00714         multiSelectionChanged();
00715         emit selectionChanged();
00716     }
00717 }
00718 
00719 void KFileDialog::fileSelected(const KFileItem *i)
00720 {
00721     if (i && i->isDir())
00722         return;
00723 
00724     if ( (ops->mode() & KFile::Files) != KFile::Files ) {
00725         if ( !i )
00726             return;
00727 
00728         d->url = i->url();
00729         setLocationText( i->name() );
00730     }
00731     else {
00732         multiSelectionChanged();
00733         emit selectionChanged();
00734     }
00735     slotOk();
00736 }
00737 
00738 
00739 // I know it's slow to always iterate thru the whole filelist
00740 // (ops->selectedItems()), but what can we do?
00741 void KFileDialog::multiSelectionChanged()
00742 {
00743     if ( locationEdit->hasFocus() ) // don't disturb
00744         return;
00745 
00746     locationEdit->lineEdit()->setEdited( false );
00747     KFileItem *item;
00748     const KFileItemList *list = ops->selectedItems();
00749     if ( !list ) {
00750         locationEdit->clearEdit();
00751         return;
00752     }
00753 
00754     static const QString &begin = KGlobal::staticQString(" \"");
00755     KFileItemListIterator it ( *list );
00756     QString text;
00757     while ( (item = it.current()) ) {
00758         text.append( begin ).append( item->name() ).append( '\"' );
00759         ++it;
00760     }
00761 
00762     setLocationText( text.stripWhiteSpace() );
00763 }
00764 
00765 void KFileDialog::setLocationText( const QString& text )
00766 {
00767     // setCurrentItem() will cause textChanged() being emitted,
00768     // so slotLocationChanged() will be called. Make sure we don't clear
00769     // the KDirOperator's view-selection in there
00770     disconnect( locationEdit, SIGNAL( textChanged( const QString& ) ),
00771                 this, SLOT( slotLocationChanged( const QString& ) ) );
00772     locationEdit->setCurrentItem( 0 );
00773     connect( locationEdit, SIGNAL( textChanged( const QString& ) ),
00774              SLOT( slotLocationChanged( const QString& )) );
00775     locationEdit->setEditText( text );
00776 
00777     // don't change selection when user has clicked on an item
00778     if ( d->operationMode == Saving && !locationEdit->isVisible())
00779        setNonExtSelection();
00780 }
00781 
00782 static const char autocompletionWhatsThisText[] = I18N_NOOP("<p>While typing in the text area, you may be presented "
00783                                                   "with possible matches. "
00784                                                   "This feature can be controlled by clicking with the right mouse button "
00785                                                   "and selecting a preferred mode from the <b>Text Completion</b> menu.")  "</qt>";
00786 void KFileDialog::updateLocationWhatsThis (void)
00787 {
00788     QString whatsThisText;
00789     if (d->operationMode == KFileDialog::Saving)
00790     {
00791         whatsThisText = "<qt>" + i18n("This is the name to save the file as.") +
00792                              i18n (autocompletionWhatsThisText);
00793     }
00794     else if (ops->mode() & KFile::Files)
00795     {
00796         whatsThisText = "<qt>" + i18n("This is the list of files to open. More than "
00797                              "one file can be specified by listing several "
00798                              "files, separated by spaces.") +
00799                               i18n (autocompletionWhatsThisText);
00800     }
00801     else
00802     {
00803         whatsThisText = "<qt>" + i18n("This is the name of the file to open.") +
00804                              i18n (autocompletionWhatsThisText);
00805     }
00806 
00807     QWhatsThis::add(d->locationLabel, whatsThisText);
00808     QWhatsThis::add(locationEdit, whatsThisText);
00809 }
00810 
00811 void KFileDialog::init(const QString& startDir, const QString& filter, QWidget* widget)
00812 {
00813     initStatic();
00814     d = new KFileDialogPrivate();
00815 
00816     d->boxLayout = 0;
00817     d->keepLocation = false;
00818     d->operationMode = Opening;
00819     d->bookmarkHandler = 0;
00820     d->hasDefaultFilter = false;
00821     d->hasView = false;
00822     d->mainWidget = new QWidget( this, "KFileDialog::mainWidget");
00823     setMainWidget( d->mainWidget );
00824     d->okButton = new KPushButton( KStdGuiItem::ok(), d->mainWidget );
00825     d->okButton->setDefault( true );
00826     d->cancelButton = new KPushButton(KStdGuiItem::cancel(), d->mainWidget);
00827     connect( d->okButton, SIGNAL( clicked() ), SLOT( slotOk() ));
00828     connect( d->cancelButton, SIGNAL( clicked() ), SLOT( slotCancel() ));
00829     d->customWidget = widget;
00830     d->autoSelectExtCheckBox = 0; // delayed loading
00831     d->autoSelectExtChecked = false;
00832     d->urlBar = 0; // delayed loading
00833 
00834     QtMsgHandler oldHandler = qInstallMsgHandler( silenceQToolBar );
00835     toolbar = new KToolBar( d->mainWidget, "KFileDialog::toolbar", true);
00836     toolbar->setFlat(true);
00837     qInstallMsgHandler( oldHandler );
00838 
00839     d->pathCombo = new KURLComboBox( KURLComboBox::Directories, true,
00840                                      toolbar, "path combo" );
00841     QToolTip::add( d->pathCombo, i18n("Current location") );
00842     QWhatsThis::add( d->pathCombo, "<qt>" + i18n("This is the currently listed location. "
00843                                                  "The drop-down list also lists commonly used locations. "
00844                                                  "This includes standard locations, such as your home folder, as well as "
00845                                                  "locations that have been visited recently.") + i18n (autocompletionWhatsThisText));
00846 
00847     KURL u;
00848     u.setPath( QDir::rootDirPath() );
00849     QString text = i18n("Root Folder: %1").arg( u.path() );
00850     d->pathCombo->addDefaultURL( u,
00851                                  KMimeType::pixmapForURL( u, 0, KIcon::Small ),
00852                                  text );
00853 
00854     u.setPath( QDir::homeDirPath() );
00855     text = i18n("Home Folder: %1").arg( u.path( +1 ) );
00856     d->pathCombo->addDefaultURL( u, KMimeType::pixmapForURL( u, 0, KIcon::Small ),
00857                                  text );
00858 
00859     KURL docPath;
00860     docPath.setPath( KGlobalSettings::documentPath() );
00861     if ( (u.path(+1) != docPath.path(+1)) &&
00862          QDir(docPath.path(+1)).exists() )
00863     {
00864         text = i18n("Documents: %1").arg( docPath.path( +1 ) );
00865         d->pathCombo->addDefaultURL( docPath,
00866                                      KMimeType::pixmapForURL( docPath, 0, KIcon::Small ),
00867                                      text );
00868     }
00869 
00870     u.setPath( KGlobalSettings::desktopPath() );
00871     text = i18n("Desktop: %1").arg( u.path( +1 ) );
00872     d->pathCombo->addDefaultURL( u,
00873                                  KMimeType::pixmapForURL( u, 0, KIcon::Small ),
00874                                  text );
00875 
00876     d->url = getStartURL( startDir, d->fileClass );
00877     d->selection = d->url.url();
00878 
00879     // If local, check it exists. If not, go up until it exists.
00880     if ( d->url.isLocalFile() )
00881     {
00882         if ( !QFile::exists( d->url.path() ) )
00883         {
00884             d->url = d->url.upURL();
00885             QDir dir( d->url.path() );
00886             while ( !dir.exists() )
00887             {
00888                 d->url = d->url.upURL();
00889                 dir.setPath( d->url.path() );
00890             }
00891         }
00892     }
00893 
00894     ops = new KDirOperator(d->url, d->mainWidget, "KFileDialog::ops");
00895     ops->setOnlyDoubleClickSelectsFiles( true );
00896     connect(ops, SIGNAL(urlEntered(const KURL&)),
00897             SLOT(urlEntered(const KURL&)));
00898     connect(ops, SIGNAL(fileHighlighted(const KFileItem *)),
00899             SLOT(fileHighlighted(const KFileItem *)));
00900     connect(ops, SIGNAL(fileSelected(const KFileItem *)),
00901             SLOT(fileSelected(const KFileItem *)));
00902     connect(ops, SIGNAL(finishedLoading()),
00903             SLOT(slotLoadingFinished()));
00904 
00905     ops->setupMenu(KDirOperator::SortActions |
00906                    KDirOperator::FileActions |
00907                    KDirOperator::ViewActions);
00908     KActionCollection *coll = ops->actionCollection();
00909 
00910     // plug nav items into the toolbar
00911     coll->action( "up" )->plug( toolbar );
00912     coll->action( "up" )->setWhatsThis(i18n("<qt>Click this button to enter the parent folder.<p>"
00913                                             "For instance, if the current location is file:/home/%1 clicking this "
00914                                             "button will take you to file:/home.</qt>").arg( KUser().loginName() ));
00915     coll->action( "back" )->plug( toolbar );
00916     coll->action( "back" )->setWhatsThis(i18n("Click this button to move backwards one step in the browsing history."));
00917     coll->action( "forward" )->plug( toolbar );
00918     coll->action( "forward" )->setWhatsThis(i18n("Click this button to move forward one step in the browsing history."));
00919     coll->action( "reload" )->plug( toolbar );
00920     coll->action( "reload" )->setWhatsThis(i18n("Click this button to reload the contents of the current location."));
00921     coll->action( "mkdir" )->setShortcut(Key_F10);
00922     coll->action( "mkdir" )->plug( toolbar );
00923     coll->action( "mkdir" )->setWhatsThis(i18n("Click this button to create a new folder."));
00924 
00925     KToggleAction *showSidebarAction =
00926         new KToggleAction(i18n("Show Quick Access Navigation Panel"), Key_F9, coll,"toggleSpeedbar");
00927     showSidebarAction->setCheckedState(i18n("Hide Quick Access Navigation Panel"));
00928     connect( showSidebarAction, SIGNAL( toggled( bool ) ),
00929              SLOT( toggleSpeedbar( bool )) );
00930 
00931     KToggleAction *showBookmarksAction =
00932             new KToggleAction(i18n("Show Bookmarks"), 0, coll, "toggleBookmarks");
00933     showBookmarksAction->setCheckedState(i18n("Hide Bookmarks"));
00934     connect( showBookmarksAction, SIGNAL( toggled( bool ) ),
00935              SLOT( toggleBookmarks( bool )) );
00936 
00937     KActionMenu *menu = new KActionMenu( i18n("Configure"), "configure", this, "extra menu" );
00938     menu->setWhatsThis(i18n("<qt>This is the configuration menu for the file dialog. "
00939                             "Various options can be accessed from this menu including: <ul>"
00940                             "<li>how files are sorted in the list</li>"
00941                             "<li>types of view, including icon and list</li>"
00942                             "<li>showing of hidden files</li>"
00943                             "<li>the Quick Access navigation panel</li>"
00944                             "<li>file previews</li>"
00945                             "<li>separating folders from files</li></ul></qt>"));
00946     menu->insert( coll->action( "sorting menu" ));
00947     menu->insert( coll->action( "separator" ));
00948     coll->action( "short view" )->setShortcut(Key_F6);
00949     menu->insert( coll->action( "short view" ));
00950     coll->action( "detailed view" )->setShortcut(Key_F7);
00951     menu->insert( coll->action( "detailed view" ));
00952     menu->insert( coll->action( "separator" ));
00953     coll->action( "show hidden" )->setShortcut(Key_F8);
00954     menu->insert( coll->action( "show hidden" ));
00955     menu->insert( showSidebarAction );
00956     menu->insert( showBookmarksAction );
00957     coll->action( "preview" )->setShortcut(Key_F11);
00958     menu->insert( coll->action( "preview" ));
00959     coll->action( "separate dirs" )->setShortcut(Key_F12);
00960     menu->insert( coll->action( "separate dirs" ));
00961 
00962     menu->setDelayed( false );
00963     connect( menu->popupMenu(), SIGNAL( aboutToShow() ),
00964              ops, SLOT( updateSelectionDependentActions() ));
00965     menu->plug( toolbar );
00966 
00967     //Insert a separator.
00968     KToolBarSeparator* spacerWidget = new KToolBarSeparator(Horizontal, false /*no line*/,
00969                                                             toolbar);
00970     d->m_pathComboIndex = toolbar->insertWidget(-1, -1, spacerWidget);
00971     toolbar->insertWidget(PATH_COMBO, 0, d->pathCombo);
00972 
00973 
00974     toolbar->setItemAutoSized (PATH_COMBO);
00975     toolbar->setIconText(KToolBar::IconOnly);
00976     toolbar->setBarPos(KToolBar::Top);
00977     toolbar->setMovingEnabled(false);
00978     toolbar->adjustSize();
00979 
00980     KURLCompletion *pathCompletionObj = new KURLCompletion( KURLCompletion::DirCompletion );
00981     d->pathCombo->setCompletionObject( pathCompletionObj );
00982     d->pathCombo->setAutoDeleteCompletionObject( true );
00983 
00984     connect( d->pathCombo, SIGNAL( urlActivated( const KURL&  )),
00985              this,  SLOT( enterURL( const KURL& ) ));
00986     connect( d->pathCombo, SIGNAL( returnPressed( const QString&  )),
00987              this,  SLOT( enterURL( const QString& ) ));
00988 
00989     QString whatsThisText;
00990 
00991     // the Location label/edit
00992     d->locationLabel = new QLabel(i18n("&Location:"), d->mainWidget);
00993     locationEdit = new KURLComboBox(KURLComboBox::Files, true,
00994                                     d->mainWidget, "LocationEdit");
00995     connect( locationEdit, SIGNAL( textChanged( const QString& ) ),
00996              SLOT( slotLocationChanged( const QString& )) );
00997 
00998     updateLocationWhatsThis ();
00999     d->locationLabel->setBuddy(locationEdit);
01000 
01001     locationEdit->setFocus();
01002     KURLCompletion *fileCompletionObj = new KURLCompletion( KURLCompletion::FileCompletion );
01003     QString dir = d->url.url(+1);
01004     pathCompletionObj->setDir( dir );
01005     fileCompletionObj->setDir( dir );
01006     locationEdit->setCompletionObject( fileCompletionObj );
01007     locationEdit->setAutoDeleteCompletionObject( true );
01008     connect( fileCompletionObj, SIGNAL( match( const QString& ) ),
01009              SLOT( fileCompletion( const QString& )) );
01010 
01011     connect( locationEdit, SIGNAL( returnPressed() ),
01012              this, SLOT( slotOk()));
01013     connect(locationEdit, SIGNAL( activated( const QString&  )),
01014             this,  SLOT( locationActivated( const QString& ) ));
01015 
01016     // the Filter label/edit
01017     whatsThisText = i18n("<qt>This is the filter to apply to the file list. "
01018                          "File names that do not match the filter will not be shown.<p>"
01019                          "You may select from one of the preset filters in the "
01020                          "drop down menu, or you may enter a custom filter "
01021                          "directly into the text area.<p>"
01022                          "Wildcards such as * and ? are allowed.</qt>");
01023     d->filterLabel = new QLabel(i18n("&Filter:"), d->mainWidget);
01024     QWhatsThis::add(d->filterLabel, whatsThisText);
01025     filterWidget = new KFileFilterCombo(d->mainWidget,
01026                                         "KFileDialog::filterwidget");
01027     QWhatsThis::add(filterWidget, whatsThisText);
01028     setFilter(filter);
01029     d->filterLabel->setBuddy(filterWidget);
01030     connect(filterWidget, SIGNAL(filterChanged()), SLOT(slotFilterChanged()));
01031 
01032     // the Automatically Select Extension checkbox
01033     // (the text, visibility etc. is set in updateAutoSelectExtension(), which is called by readConfig())
01034     d->autoSelectExtCheckBox = new QCheckBox (d->mainWidget);
01035     connect(d->autoSelectExtCheckBox, SIGNAL(clicked()), SLOT(slotAutoSelectExtClicked()));
01036 
01037     initGUI(); // activate GM
01038 
01039     KConfig* config = KGlobal::config();
01040     readRecentFiles( config );
01041 
01042     adjustSize();
01043 
01044     ops->setViewConfig( config, ConfigGroup );
01045     readConfig( config, ConfigGroup );
01046     setSelection(d->selection);
01047 }
01048 
01049 void KFileDialog::initSpeedbar()
01050 {
01051     d->urlBar = new KFileSpeedBar( d->mainWidget, "url bar" );
01052     connect( d->urlBar, SIGNAL( activated( const KURL& )),
01053              SLOT( enterURL( const KURL& )) );
01054 
01055     // need to set the current url of the urlbar manually (not via urlEntered()
01056     // here, because the initial url of KDirOperator might be the same as the
01057     // one that will be set later (and then urlEntered() won't be emitted).
01058     // ### REMOVE THIS when KDirOperator's initial URL (in the c'tor) is gone.
01059     d->urlBar->setCurrentItem( d->url );
01060 
01061     d->urlBarLayout->insertWidget( 0, d->urlBar );
01062 }
01063 
01064 void KFileDialog::initGUI()
01065 {
01066     delete d->boxLayout; // deletes all sub layouts
01067 
01068     d->boxLayout = new QVBoxLayout( d->mainWidget, 0, KDialog::spacingHint());
01069     d->boxLayout->addWidget(toolbar, AlignTop);
01070 
01071     d->urlBarLayout = new QHBoxLayout( d->boxLayout ); // needed for the urlBar that may appear
01072     QVBoxLayout *vbox = new QVBoxLayout( d->urlBarLayout );
01073 
01074     vbox->addWidget(ops, 4);
01075     vbox->addSpacing(3);
01076 
01077     QGridLayout* lafBox= new QGridLayout(2, 3, KDialog::spacingHint());
01078 
01079     lafBox->addWidget(d->locationLabel, 0, 0, AlignVCenter);
01080     lafBox->addWidget(locationEdit, 0, 1, AlignVCenter);
01081     lafBox->addWidget(d->okButton, 0, 2, AlignVCenter);
01082 
01083     lafBox->addWidget(d->filterLabel, 1, 0, AlignVCenter);
01084     lafBox->addWidget(filterWidget, 1, 1, AlignVCenter);
01085     lafBox->addWidget(d->cancelButton, 1, 2, AlignVCenter);
01086 
01087     lafBox->setColStretch(1, 4);
01088 
01089     vbox->addLayout(lafBox, 0);
01090     vbox->addSpacing(3);
01091 
01092     // add the Automatically Select Extension checkbox
01093     vbox->addWidget (d->autoSelectExtCheckBox);
01094     vbox->addSpacing (3);
01095 
01096     setTabOrder(ops, d->autoSelectExtCheckBox);
01097     setTabOrder (d->autoSelectExtCheckBox, locationEdit);
01098     setTabOrder(locationEdit, filterWidget);
01099     setTabOrder(filterWidget, d->okButton);
01100     setTabOrder(d->okButton, d->cancelButton);
01101     setTabOrder(d->cancelButton, d->pathCombo);
01102     setTabOrder(d->pathCombo, ops);
01103 
01104     // If a custom widget was specified...
01105     if ( d->customWidget != 0 )
01106     {
01107         // ...add it to the dialog, below the filter list box.
01108 
01109         // Change the parent so that this widget is a child of the main widget
01110         d->customWidget->reparent( d->mainWidget, QPoint() );
01111 
01112         vbox->addWidget( d->customWidget );
01113         vbox->addSpacing(3);
01114 
01115         // FIXME: This should adjust the tab orders so that the custom widget
01116         // comes after the Cancel button. The code appears to do this, but the result
01117         // somehow screws up the tab order of the file path combo box. Not a major
01118         // problem, but ideally the tab order with a custom widget should be
01119         // the same as the order without one.
01120         setTabOrder(d->cancelButton, d->customWidget);
01121         setTabOrder(d->customWidget, d->pathCombo);
01122     }
01123     else
01124     {
01125         setTabOrder(d->cancelButton, d->pathCombo);
01126     }
01127 
01128     setTabOrder(d->pathCombo, ops);
01129 }
01130 
01131 void KFileDialog::slotFilterChanged()
01132 {
01133     QString filter = filterWidget->currentFilter();
01134     ops->clearFilter();
01135 
01136     if ( filter.find( '/' ) > -1 ) {
01137         QStringList types = QStringList::split( " ", filter );
01138         types.prepend( "inode/directory" );
01139         ops->setMimeFilter( types );
01140     }
01141     else
01142         ops->setNameFilter( filter );
01143 
01144     ops->updateDir();
01145 
01146     updateAutoSelectExtension ();
01147 
01148     emit filterChanged( filter );
01149 }
01150 
01151 
01152 void KFileDialog::setURL(const KURL& url, bool clearforward)
01153 {
01154     d->selection = QString::null;
01155     ops->setURL( url, clearforward);
01156 }
01157 
01158 // Protected
01159 void KFileDialog::urlEntered(const KURL& url)
01160 {
01161     QString filename = locationEdit->currentText();
01162     d->selection = QString::null;
01163 
01164     if ( d->pathCombo->count() != 0 ) { // little hack
01165         d->pathCombo->setURL( url );
01166     }
01167 
01168     locationEdit->blockSignals( true );
01169     locationEdit->setCurrentItem( 0 );
01170     if ( d->keepLocation )
01171         locationEdit->setEditText( filename );
01172 
01173     locationEdit->blockSignals( false );
01174 
01175     QString dir = url.url(+1);
01176     static_cast<KURLCompletion*>( d->pathCombo->completionObject() )->setDir( dir );
01177     static_cast<KURLCompletion*>( locationEdit->completionObject() )->setDir( dir );
01178 
01179     if ( d->urlBar )
01180         d->urlBar->setCurrentItem( url );
01181 }
01182 
01183 void KFileDialog::locationActivated( const QString& url )
01184 {
01185     // This guard prevents any URL _typed_ by the user from being interpreted
01186     // twice (by returnPressed/slotOk and here, activated/locationActivated)
01187     // after the user presses Enter.  Without this, _both_ setSelection and
01188     // slotOk would "u.addPath( url )" ...so instead we leave it up to just
01189     // slotOk....
01190     if (!locationEdit->lineEdit()->edited())
01191         setSelection( url );
01192 }
01193 
01194 void KFileDialog::enterURL( const KURL& url)
01195 {
01196     setURL( url );
01197     locationEdit->setFocus();
01198 }
01199 
01200 void KFileDialog::enterURL( const QString& url )
01201 {
01202     setURL( KURL::fromPathOrURL( KURLCompletion::replacedPath( url, true, true )) );
01203     locationEdit->setFocus();
01204 }
01205 
01206 void KFileDialog::toolbarCallback(int) // SLOT
01207 {
01208     /*
01209      * yes, nothing uses this anymore.
01210      * it used to be used to show the configure dialog
01211      */
01212 }
01213 
01214 
01215 void KFileDialog::setSelection(const QString& url)
01216 {
01217     kdDebug(kfile_area) << "setSelection " << url << endl;
01218 
01219     if (url.isEmpty()) {
01220         d->selection = QString::null;
01221         return;
01222     }
01223 
01224     KURL u = getCompleteURL(url);
01225     if (!u.isValid()) { // if it still is
01226         kdWarning() << url << " is not a correct argument for setSelection!" << endl;
01227         return;
01228     }
01229 
01230 //     #warning FIXME: http URLs, e.g. from KURLCombo
01231 
01232     /* we strip the first / from the path to avoid file://usr which means
01233      *  / on host usr
01234      */
01235     KFileItem i(KFileItem::Unknown, KFileItem::Unknown, u, true );
01236     //    KFileItem i(u.path());
01237     if ( i.isDir() && u.isLocalFile() && QFile::exists( u.path() ) ) {
01238         // trust isDir() only if the file is
01239         // local (we cannot stat non-local urls) and if it exists!
01240         // (as KFileItem does not check if the file exists or not
01241         // -> the statbuffer is undefined -> isDir() is unreliable) (Simon)
01242         setURL(u, true);
01243     }
01244     else {
01245         QString filename = u.url();
01246         int sep = filename.findRev('/');
01247         if (sep >= 0) { // there is a / in it
01248             if ( KProtocolInfo::supportsListing( u )) {
01249                 KURL dir(u);
01250                 dir.setQuery( QString::null );
01251                 dir.setFileName( QString::null );
01252                 setURL(dir, true );
01253             }
01254 
01255             // filename must be decoded, or "name with space" would become
01256             // "name%20with%20space", so we use KURL::fileName()
01257             filename = u.fileName();
01258             kdDebug(kfile_area) << "filename " << filename << endl;
01259             d->selection = filename;
01260             setLocationText( filename );
01261 
01262             // tell the line edit that it has been edited
01263             // otherwise we won't know this was set by the user
01264             // and it will be ignored if there has been an
01265             // auto completion. this caused bugs where automcompletion
01266             // would start, the user would pick something from the
01267             // history and then hit Ok only to get the autocompleted
01268             // selection. OOOPS.
01269             locationEdit->lineEdit()->setEdited( true );
01270         }
01271 
01272         d->url = ops->url();
01273         d->url.addPath(filename);
01274     }
01275 }
01276 
01277 void KFileDialog::slotLoadingFinished()
01278 {
01279     if ( !d->selection.isNull() )
01280         ops->setCurrentItem( d->selection );
01281 }
01282 
01283 // ### remove in KDE4
01284 void KFileDialog::pathComboChanged( const QString& )
01285 {
01286 }
01287 void KFileDialog::dirCompletion( const QString& ) // SLOT
01288 {
01289 }
01290 void KFileDialog::fileCompletion( const QString& match )
01291 {
01292     if ( match.isEmpty() && ops->view() )
01293         ops->view()->clearSelection();
01294     else
01295         ops->setCurrentItem( match );
01296 }
01297 
01298 void KFileDialog::slotLocationChanged( const QString& text )
01299 {
01300     if ( text.isEmpty() && ops->view() )
01301         ops->view()->clearSelection();
01302 
01303     updateFilter();
01304 }
01305 
01306 void KFileDialog::updateStatusLine(int /* dirs */, int /* files */)
01307 {
01308     kdWarning() << "KFileDialog::updateStatusLine is deprecated! The status line no longer exists. Do not try and use it!" << endl;
01309 }
01310 
01311 QString KFileDialog::getOpenFileName(const QString& startDir,
01312                                      const QString& filter,
01313                                      QWidget *parent, const QString& caption)
01314 {
01315     KFileDialog dlg(startDir, filter, parent, "filedialog", true);
01316     dlg.setOperationMode( Opening );
01317 
01318     dlg.setMode( KFile::File | KFile::LocalOnly );
01319     dlg.setCaption(caption.isNull() ? i18n("Open") : caption);
01320 
01321     dlg.ops->clearHistory();
01322     dlg.exec();
01323 
01324     return dlg.selectedFile();
01325 }
01326 
01327 QString KFileDialog::getOpenFileNameWId(const QString& startDir,
01328                                         const QString& filter,
01329                                         WId parent_id, const QString& caption)
01330 {
01331     QWidget* parent = QWidget::find( parent_id );
01332     KFileDialog dlg(startDir, filter, parent, "filedialog", true);
01333 #ifdef Q_WS_X11
01334     if( parent == NULL && parent_id != 0 )
01335         XSetTransientForHint( qt_xdisplay(), dlg.winId(), parent_id );
01336 #else
01337     // TODO
01338 #endif
01339 
01340     dlg.setOperationMode( KFileDialog::Opening );
01341 
01342     dlg.setMode( KFile::File | KFile::LocalOnly );
01343     dlg.setCaption(caption.isNull() ? i18n("Open") : caption);
01344 
01345     dlg.ops->clearHistory();
01346     dlg.exec();
01347 
01348     return dlg.selectedFile();
01349 }
01350 
01351 QStringList KFileDialog::getOpenFileNames(const QString& startDir,
01352                                           const QString& filter,
01353                                           QWidget *parent,
01354                                           const QString& caption)
01355 {
01356     KFileDialog dlg(startDir, filter, parent, "filedialog", true);
01357     dlg.setOperationMode( Opening );
01358 
01359     dlg.setCaption(caption.isNull() ? i18n("Open") : caption);
01360     dlg.setMode(KFile::Files | KFile::LocalOnly);
01361     dlg.ops->clearHistory();
01362     dlg.exec();
01363 
01364     return dlg.selectedFiles();
01365 }
01366 
01367 KURL KFileDialog::getOpenURL(const QString& startDir, const QString& filter,
01368                                 QWidget *parent, const QString& caption)
01369 {
01370     KFileDialog dlg(startDir, filter, parent, "filedialog", true);
01371     dlg.setOperationMode( Opening );
01372 
01373     dlg.setCaption(caption.isNull() ? i18n("Open") : caption);
01374     dlg.setMode( KFile::File );
01375     dlg.ops->clearHistory();
01376     dlg.exec();
01377 
01378     return dlg.selectedURL();
01379 }
01380 
01381 KURL::List KFileDialog::getOpenURLs(const QString& startDir,
01382                                           const QString& filter,
01383                                           QWidget *parent,
01384                                           const QString& caption)
01385 {
01386     KFileDialog dlg(startDir, filter, parent, "filedialog", true);
01387     dlg.setOperationMode( Opening );
01388 
01389     dlg.setCaption(caption.isNull() ? i18n("Open") : caption);
01390     dlg.setMode(KFile::Files);
01391     dlg.ops->clearHistory();
01392     dlg.exec();
01393 
01394     return dlg.selectedURLs();
01395 }
01396 
01397 KURL KFileDialog::getExistingURL(const QString& startDir,
01398                                        QWidget *parent,
01399                                        const QString& caption)
01400 {
01401     return KDirSelectDialog::selectDirectory(startDir, false, parent, caption);
01402 }
01403 
01404 QString KFileDialog::getExistingDirectory(const QString& startDir,
01405                                           QWidget *parent,
01406                                           const QString& caption)
01407 {
01408 #ifdef Q_WS_WIN
01409     return QFileDialog::getExistingDirectory(startDir, parent, "getExistingDirectory",
01410                                              caption, true, true);
01411 #else
01412     KURL url = KDirSelectDialog::selectDirectory(startDir, true, parent,
01413                                                  caption);
01414     if ( url.isValid() )
01415         return url.path();
01416 
01417     return QString::null;
01418 #endif
01419 }
01420 
01421 KURL KFileDialog::getImageOpenURL( const QString& startDir, QWidget *parent,
01422                                    const QString& caption)
01423 {
01424     QStringList mimetypes = KImageIO::mimeTypes( KImageIO::Reading );
01425     KFileDialog dlg(startDir,
01426                     mimetypes.join(" "),
01427                     parent, "filedialog", true);
01428     dlg.setOperationMode( Opening );
01429     dlg.setCaption( caption.isNull() ? i18n("Open") : caption );
01430     dlg.setMode( KFile::File );
01431 
01432     KImageFilePreview *ip = new KImageFilePreview( &dlg );
01433     dlg.setPreviewWidget( ip );
01434     dlg.exec();
01435 
01436     return dlg.selectedURL();
01437 }
01438 
01439 KURL KFileDialog::selectedURL() const
01440 {
01441     if ( result() == QDialog::Accepted )
01442         return d->url;
01443     else
01444         return KURL();
01445 }
01446 
01447 KURL::List KFileDialog::selectedURLs() const
01448 {
01449     KURL::List list;
01450     if ( result() == QDialog::Accepted ) {
01451         if ( (ops->mode() & KFile::Files) == KFile::Files )
01452             list = parseSelectedURLs();
01453         else
01454             list.append( d->url );
01455     }
01456     return list;
01457 }
01458 
01459 
01460 KURL::List& KFileDialog::parseSelectedURLs() const
01461 {
01462     if ( d->filenames.isEmpty() ) {
01463         return d->urlList;
01464     }
01465 
01466     d->urlList.clear();
01467     if ( d->filenames.contains( '/' )) { // assume _one_ absolute filename
01468         static const QString &prot = KGlobal::staticQString(":/");
01469         KURL u;
01470         if ( d->filenames.find( prot ) != -1 )
01471             u = d->filenames;
01472         else
01473             u.setPath( d->filenames );
01474 
01475         if ( u.isValid() )
01476             d->urlList.append( u );
01477         else
01478             KMessageBox::error( d->mainWidget,
01479                                 i18n("The chosen filenames do not\n"
01480                                      "appear to be valid."),
01481                                 i18n("Invalid Filenames") );
01482     }
01483 
01484     else
01485         d->urlList = tokenize( d->filenames );
01486 
01487     d->filenames = QString::null; // indicate that we parsed that one
01488 
01489     return d->urlList;
01490 }
01491 
01492 
01493 // FIXME: current implementation drawback: a filename can't contain quotes
01494 KURL::List KFileDialog::tokenize( const QString& line ) const
01495 {
01496     KURL::List urls;
01497     KURL u( ops->url() );
01498     QString name;
01499 
01500     int count = line.contains( '"' );
01501     if ( count == 0 ) { // no " " -> assume one single file
01502         u.setFileName( line );
01503         if ( u.isValid() )
01504             urls.append( u );
01505 
01506         return urls;
01507     }
01508 
01509     if ( (count % 2) == 1 ) { // odd number of " -> error
01510         QWidget *that = const_cast<KFileDialog *>(this);
01511         KMessageBox::sorry(that, i18n("The requested filenames\n"
01512                                       "%1\n"
01513                                       "do not appear to be valid;\n"
01514                                       "make sure every filename is enclosed in double quotes.").arg(line),
01515                            i18n("Filename Error"));
01516         return urls;
01517     }
01518 
01519     int start = 0;
01520     int index1 = -1, index2 = -1;
01521     while ( true ) {
01522         index1 = line.find( '"', start );
01523         index2 = line.find( '"', index1 + 1 );
01524 
01525         if ( index1 < 0 )
01526             break;
01527 
01528         // get everything between the " "
01529         name = line.mid( index1 + 1, index2 - index1 - 1 );
01530         u.setFileName( name );
01531         if ( u.isValid() )
01532             urls.append( u );
01533 
01534         start = index2 + 1;
01535     }
01536     return urls;
01537 }
01538 
01539 
01540 QString KFileDialog::selectedFile() const
01541 {
01542     if ( result() == QDialog::Accepted )
01543     {
01544       KURL url = KIO::NetAccess::mostLocalURL(d->url,topLevelWidget());
01545        if (url.isLocalFile())
01546            return url.path();
01547        else {
01548            KMessageBox::sorry( d->mainWidget,
01549                                i18n("You can only select local files."),
01550                                i18n("Remote Files Not Accepted") );
01551        }
01552     }
01553     return QString::null;
01554 }
01555 
01556 QStringList KFileDialog::selectedFiles() const
01557 {
01558     QStringList list;
01559     KURL url;
01560 
01561     if ( result() == QDialog::Accepted ) {
01562         if ( (ops->mode() & KFile::Files) == KFile::Files ) {
01563             KURL::List urls = parseSelectedURLs();
01564             QValueListConstIterator<KURL> it = urls.begin();
01565             while ( it != urls.end() ) {
01566               url = KIO::NetAccess::mostLocalURL(*it,topLevelWidget());
01567                 if ( url.isLocalFile() )
01568                     list.append( url.path() );
01569                 ++it;
01570             }
01571         }
01572 
01573         else { // single-selection mode
01574             if ( d->url.isLocalFile() )
01575                 list.append( d->url.path() );
01576         }
01577     }
01578 
01579     return list;
01580 }
01581 
01582 KURL KFileDialog::baseURL() const
01583 {
01584     return ops->url();
01585 }
01586 
01587 QString KFileDialog::getSaveFileName(const QString& dir, const QString& filter,
01588                                      QWidget *parent,
01589                                      const QString& caption)
01590 {
01591     bool specialDir = dir.at(0) == ':';
01592     KFileDialog dlg( specialDir ? dir : QString::null, filter, parent, "filedialog", true);
01593     if ( !specialDir )
01594         dlg.setSelection( dir ); // may also be a filename
01595 
01596     dlg.setOperationMode( Saving );
01597     dlg.setCaption(caption.isNull() ? i18n("Save As") : caption);
01598 
01599     dlg.exec();
01600 
01601     QString filename = dlg.selectedFile();
01602     if (!filename.isEmpty())
01603         KRecentDocument::add(filename);
01604 
01605     return filename;
01606 }
01607 
01608 QString KFileDialog::getSaveFileNameWId(const QString& dir, const QString& filter,
01609                                      WId parent_id,
01610                                      const QString& caption)
01611 {
01612     bool specialDir = dir.at(0) == ':';
01613     QWidget* parent = QWidget::find( parent_id );
01614     KFileDialog dlg( specialDir ? dir : QString::null, filter, parent, "filedialog", true);
01615 #ifdef Q_WS_X11
01616     if( parent == NULL && parent_id != 0 )
01617         XSetTransientForHint(qt_xdisplay(), dlg.winId(), parent_id);
01618 #else
01619     // TODO
01620 #endif
01621 
01622     if ( !specialDir )
01623         dlg.setSelection( dir ); // may also be a filename
01624 
01625     dlg.setOperationMode( KFileDialog::Saving);
01626     dlg.setCaption(caption.isNull() ? i18n("Save As") : caption);
01627 
01628     dlg.exec();
01629 
01630     QString filename = dlg.selectedFile();
01631     if (!filename.isEmpty())
01632         KRecentDocument::add(filename);
01633 
01634     return filename;
01635 }
01636 
01637 KURL KFileDialog::getSaveURL(const QString& dir, const QString& filter,
01638                              QWidget *parent, const QString& caption)
01639 {
01640     bool specialDir = dir.at(0) == ':';
01641     KFileDialog dlg(specialDir ? dir : QString::null, filter, parent, "filedialog", true);
01642     if ( !specialDir )
01643     dlg.setSelection( dir ); // may also be a filename
01644 
01645     dlg.setCaption(caption.isNull() ? i18n("Save As") : caption);
01646     dlg.setOperationMode( Saving );
01647 
01648     dlg.exec();
01649 
01650     KURL url = dlg.selectedURL();
01651     if (url.isValid())
01652         KRecentDocument::add( url );
01653 
01654     return url;
01655 }
01656 
01657 void KFileDialog::show()
01658 {
01659     if ( !d->hasView ) { // delayed view-creation
01660         ops->setView(KFile::Default);
01661         ops->clearHistory();
01662         d->hasView = true;
01663     }
01664 
01665     KDialogBase::show();
01666 }
01667 
01668 void KFileDialog::setMode( KFile::Mode m )
01669 {
01670     ops->setMode(m);
01671     if ( ops->dirOnlyMode() ) {
01672         filterWidget->setDefaultFilter( i18n("*|All Folders") );
01673     }
01674     else {
01675         filterWidget->setDefaultFilter( i18n("*|All Files") );
01676     }
01677 
01678     updateAutoSelectExtension ();
01679 }
01680 
01681 void KFileDialog::setMode( unsigned int m )
01682 {
01683     setMode(static_cast<KFile::Mode>( m ));
01684 }
01685 
01686 KFile::Mode KFileDialog::mode() const
01687 {
01688     return ops->mode();
01689 }
01690 
01691 
01692 void KFileDialog::readConfig( KConfig *kc, const QString& group )
01693 {
01694     if ( !kc )
01695         return;
01696 
01697     QString oldGroup = kc->group();
01698     if ( !group.isEmpty() )
01699         kc->setGroup( group );
01700 
01701     ops->readConfig( kc, group );
01702 
01703     KURLComboBox *combo = d->pathCombo;
01704     combo->setURLs( kc->readPathListEntry( RecentURLs ), KURLComboBox::RemoveTop );
01705     combo->setMaxItems( kc->readNumEntry( RecentURLsNumber,
01706                                           DefaultRecentURLsNumber ) );
01707     combo->setURL( ops->url() );
01708     autoDirectoryFollowing = kc->readBoolEntry( AutoDirectoryFollowing,
01709                                                 DefaultDirectoryFollowing );
01710 
01711     KGlobalSettings::Completion cm = (KGlobalSettings::Completion)
01712                                       kc->readNumEntry( PathComboCompletionMode,
01713                                       KGlobalSettings::completionMode() );
01714     if ( cm != KGlobalSettings::completionMode() )
01715         combo->setCompletionMode( cm );
01716 
01717     cm = (KGlobalSettings::Completion)
01718          kc->readNumEntry( LocationComboCompletionMode,
01719                            KGlobalSettings::completionMode() );
01720     if ( cm != KGlobalSettings::completionMode() )
01721         locationEdit->setCompletionMode( cm );
01722 
01723     // show or don't show the speedbar
01724     toggleSpeedbar( kc->readBoolEntry(ShowSpeedbar, true) );
01725 
01726     // show or don't show the bookmarks
01727     toggleBookmarks( kc->readBoolEntry(ShowBookmarks, false) );
01728 
01729     // does the user want Automatically Select Extension?
01730     d->autoSelectExtChecked = kc->readBoolEntry (AutoSelectExtChecked, DefaultAutoSelectExtChecked);
01731     updateAutoSelectExtension ();
01732 
01733     int w1 = minimumSize().width();
01734     int w2 = toolbar->sizeHint().width() + 10;
01735     if (w1 < w2)
01736         setMinimumWidth(w2);
01737 
01738     QSize size = configDialogSize( group );
01739     resize( size );
01740     kc->setGroup( oldGroup );
01741 }
01742 
01743 void KFileDialog::writeConfig( KConfig *kc, const QString& group )
01744 {
01745     if ( !kc )
01746         return;
01747 
01748     QString oldGroup = kc->group();
01749     if ( !group.isEmpty() )
01750         kc->setGroup( group );
01751 
01752     kc->writePathEntry( RecentURLs, d->pathCombo->urls() );
01753     saveDialogSize( group, true );
01754     kc->writeEntry( PathComboCompletionMode, static_cast<int>(d->pathCombo->completionMode()) );
01755     kc->writeEntry( LocationComboCompletionMode, static_cast<int>(locationEdit->completionMode()) );
01756     kc->writeEntry( ShowSpeedbar, d->urlBar && !d->urlBar->isHidden() );
01757     kc->writeEntry( ShowBookmarks, d->bookmarkHandler != 0 );
01758     kc->writeEntry( AutoSelectExtChecked, d->autoSelectExtChecked );
01759 
01760     ops->writeConfig( kc, group );
01761     kc->setGroup( oldGroup );
01762 }
01763 
01764 
01765 void KFileDialog::readRecentFiles( KConfig *kc )
01766 {
01767     QString oldGroup = kc->group();
01768     kc->setGroup( ConfigGroup );
01769 
01770     locationEdit->setMaxItems( kc->readNumEntry( RecentFilesNumber,
01771                                                  DefaultRecentURLsNumber ) );
01772     locationEdit->setURLs( kc->readPathListEntry( RecentFiles ),
01773                            KURLComboBox::RemoveBottom );
01774     locationEdit->insertItem( QString::null, 0 ); // dummy item without pixmap
01775     locationEdit->setCurrentItem( 0 );
01776 
01777     kc->setGroup( oldGroup );
01778 }
01779 
01780 void KFileDialog::saveRecentFiles( KConfig *kc )
01781 {
01782     QString oldGroup = kc->group();
01783     kc->setGroup( ConfigGroup );
01784 
01785     kc->writePathEntry( RecentFiles, locationEdit->urls() );
01786 
01787     kc->setGroup( oldGroup );
01788 }
01789 
01790 KPushButton * KFileDialog::okButton() const
01791 {
01792     return d->okButton;
01793 }
01794 
01795 KPushButton * KFileDialog::cancelButton() const
01796 {
01797     return d->cancelButton;
01798 }
01799 
01800 KURLBar * KFileDialog::speedBar()
01801 {
01802     return d->urlBar;
01803 }
01804 
01805 void KFileDialog::slotCancel()
01806 {
01807     ops->close();
01808     KDialogBase::slotCancel();
01809 
01810     KConfig *config = KGlobal::config();
01811     config->setForceGlobal( true );
01812     writeConfig( config, ConfigGroup );
01813     config->setForceGlobal( false );
01814 }
01815 
01816 void KFileDialog::setKeepLocation( bool keep )
01817 {
01818     d->keepLocation = keep;
01819 }
01820 
01821 bool KFileDialog::keepsLocation() const
01822 {
01823     return d->keepLocation;
01824 }
01825 
01826 void KFileDialog::setOperationMode( OperationMode mode )
01827 {
01828     d->operationMode = mode;
01829     d->keepLocation = (mode == Saving);
01830     filterWidget->setEditable( !d->hasDefaultFilter || mode != Saving );
01831     if ( mode == Opening )
01832        d->okButton->setGuiItem( KGuiItem( i18n("&Open"), "fileopen") );
01833     else if ( mode == Saving ) {
01834        d->okButton->setGuiItem( KStdGuiItem::save() );
01835        setNonExtSelection();
01836     }
01837     else
01838        d->okButton->setGuiItem( KStdGuiItem::ok() );
01839     updateLocationWhatsThis ();
01840     updateAutoSelectExtension ();
01841 }
01842 
01843 KFileDialog::OperationMode KFileDialog::operationMode() const
01844 {
01845     return d->operationMode;
01846 }
01847 
01848 void KFileDialog::slotAutoSelectExtClicked()
01849 {
01850     kdDebug (kfile_area) << "slotAutoSelectExtClicked(): "
01851                          << d->autoSelectExtCheckBox->isChecked () << endl;
01852 
01853     // whether the _user_ wants it on/off
01854     d->autoSelectExtChecked = d->autoSelectExtCheckBox->isChecked ();
01855 
01856     // update the current filename's extension
01857     updateLocationEditExtension (d->extension /* extension hasn't changed */);
01858 }
01859 
01860 static QString getExtensionFromPatternList (const QStringList &patternList)
01861 {
01862     QString ret;
01863     kdDebug (kfile_area) << "\tgetExtension " << patternList << endl;
01864 
01865     QStringList::ConstIterator patternListEnd = patternList.end ();
01866     for (QStringList::ConstIterator it = patternList.begin ();
01867          it != patternListEnd;
01868          it++)
01869     {
01870         kdDebug (kfile_area) << "\t\ttry: \'" << (*it) << "\'" << endl;
01871 
01872         // is this pattern like "*.BMP" rather than useless things like:
01873         //
01874         // README
01875         // *.
01876         // *.*
01877         // *.JP*G
01878         // *.JP?
01879         if ((*it).startsWith ("*.") &&
01880             (*it).length () > 2 &&
01881             (*it).find ('*', 2) < 0 && (*it).find ('?', 2) < 0)
01882         {
01883             ret = (*it).mid (1);
01884             break;
01885         }
01886     }
01887 
01888     return ret;
01889 }
01890 
01891 static QString stripUndisplayable (const QString &string)
01892 {
01893     QString ret = string;
01894 
01895     ret.remove (':');
01896     ret.remove ('&');
01897 
01898     return ret;
01899 }
01900 
01901 
01902 QString KFileDialog::currentFilterExtension (void)
01903 {
01904     return d->extension;
01905 }
01906 
01907 void KFileDialog::updateAutoSelectExtension (void)
01908 {
01909     if (!d->autoSelectExtCheckBox) return;
01910 
01911     //
01912     // Figure out an extension for the Automatically Select Extension thing
01913     // (some Windows users apparently don't know what to do when confronted
01914     // with a text file called "COPYING" but do know what to do with
01915     // COPYING.txt ...)
01916     //
01917 
01918     kdDebug (kfile_area) << "Figure out an extension: " << endl;
01919     QString lastExtension = d->extension;
01920     d->extension = QString::null;
01921 
01922     // Automatically Select Extension is only valid if the user is _saving_ a _file_
01923     if ((operationMode () == Saving) && (mode () & KFile::File))
01924     {
01925         //
01926         // Get an extension from the filter
01927         //
01928 
01929         QString filter = currentFilter ();
01930         if (!filter.isEmpty ())
01931         {
01932             // e.g. "*.cpp"
01933             if (filter.find ('/') < 0)
01934             {
01935                 d->extension = getExtensionFromPatternList (QStringList::split (" ", filter)).lower ();
01936                 kdDebug (kfile_area) << "\tsetFilter-style: pattern ext=\'"
01937                                     << d->extension << "\'" << endl;
01938             }
01939             // e.g. "text/html"
01940             else
01941             {
01942                 KMimeType::Ptr mime = KMimeType::mimeType (filter);
01943 
01944                 // first try X-KDE-NativeExtension
01945                 QString nativeExtension = mime->property ("X-KDE-NativeExtension").toString ();
01946                 if (nativeExtension.at (0) == '.')
01947                 {
01948                     d->extension = nativeExtension.lower ();
01949                     kdDebug (kfile_area) << "\tsetMimeFilter-style: native ext=\'"
01950                                          << d->extension << "\'" << endl;
01951                 }
01952 
01953                 // no X-KDE-NativeExtension
01954                 if (d->extension.isEmpty ())
01955                 {
01956                     d->extension = getExtensionFromPatternList (mime->patterns ()).lower ();
01957                     kdDebug (kfile_area) << "\tsetMimeFilter-style: pattern ext=\'"
01958                                          << d->extension << "\'" << endl;
01959                 }
01960             }
01961         }
01962 
01963 
01964         //
01965         // GUI: checkbox
01966         //
01967 
01968         QString whatsThisExtension;
01969         if (!d->extension.isEmpty ())
01970         {
01971             // remember: sync any changes to the string with below
01972             d->autoSelectExtCheckBox->setText (i18n ("Automatically select filename e&xtension (%1)").arg (d->extension));
01973             whatsThisExtension = i18n ("the extension <b>%1</b>").arg (d->extension);
01974 
01975             d->autoSelectExtCheckBox->setEnabled (true);
01976             d->autoSelectExtCheckBox->setChecked (d->autoSelectExtChecked);
01977         }
01978         else
01979         {
01980             // remember: sync any changes to the string with above
01981             d->autoSelectExtCheckBox->setText (i18n ("Automatically select filename e&xtension"));
01982             whatsThisExtension = i18n ("a suitable extension");
01983 
01984             d->autoSelectExtCheckBox->setChecked (false);
01985             d->autoSelectExtCheckBox->setEnabled (false);
01986         }
01987 
01988         const QString locationLabelText = stripUndisplayable (d->locationLabel->text ());
01989         const QString filterLabelText = stripUndisplayable (d->filterLabel->text ());
01990         QWhatsThis::add (d->autoSelectExtCheckBox,
01991             "<qt>" +
01992                 i18n (
01993                   "This option enables some convenient features for "
01994                   "saving files with extensions:<br>"
01995                   "<ol>"
01996                     "<li>Any extension specified in the <b>%1</b> text "
01997                     "area will be updated if you change the file type "
01998                     "to save in.<br>"
01999                     "<br></li>"
02000                     "<li>If no extension is specified in the <b>%2</b> "
02001                     "text area when you click "
02002                     "<b>Save</b>, %3 will be added to the end of the "
02003                     "filename (if the filename does not already exist). "
02004                     "This extension is based on the file type that you "
02005                     "have chosen to save in.<br>"
02006                     "<br>"
02007                     "If you do not want KDE to supply an extension for the "
02008                     "filename, you can either turn this option off or you "
02009                     "can suppress it by adding a period (.) to the end of "
02010                     "the filename (the period will be automatically "
02011                     "removed)."
02012                     "</li>"
02013                   "</ol>"
02014                   "If unsure, keep this option enabled as it makes your "
02015                   "files more manageable."
02016                     )
02017                 .arg (locationLabelText)
02018                 .arg (locationLabelText)
02019                 .arg (whatsThisExtension)
02020             + "</qt>"
02021             );
02022 
02023         d->autoSelectExtCheckBox->show ();
02024 
02025 
02026         // update the current filename's extension
02027         updateLocationEditExtension (lastExtension);
02028     }
02029     // Automatically Select Extension not valid
02030     else
02031     {
02032         d->autoSelectExtCheckBox->setChecked (false);
02033         d->autoSelectExtCheckBox->hide ();
02034     }
02035 }
02036 
02037 // Updates the extension of the filename specified in locationEdit if the
02038 // Automatically Select Extension feature is enabled.
02039 // (this prevents you from accidently saving "file.kwd" as RTF, for example)
02040 void KFileDialog::updateLocationEditExtension (const QString &lastExtension)
02041 {
02042     if (!d->autoSelectExtCheckBox->isChecked () || d->extension.isEmpty ())
02043         return;
02044 
02045     QString urlStr = locationEdit->currentText ();
02046     if (urlStr.isEmpty ())
02047         return;
02048 
02049     KURL url = getCompleteURL (urlStr);
02050     kdDebug (kfile_area) << "updateLocationEditExtension (" << url << ")" << endl;
02051 
02052     const int fileNameOffset = urlStr.findRev ('/') + 1;
02053     QString fileName = urlStr.mid (fileNameOffset);
02054 
02055     const int dot = fileName.findRev ('.');
02056     const int len = fileName.length ();
02057     if (dot > 0 && // has an extension already and it's not a hidden file
02058                    // like ".hidden" (but we do accept ".hidden.ext")
02059         dot != len - 1 // and not deliberately suppressing extension
02060     )
02061     {
02062         // exists?
02063         KIO::UDSEntry t;
02064         if (KIO::NetAccess::stat (url, t, topLevelWidget()))
02065         {
02066             kdDebug (kfile_area) << "\tfile exists" << endl;
02067 
02068             if (isDirectory (t))
02069             {
02070                 kdDebug (kfile_area) << "\tisDir - won't alter extension" << endl;
02071                 return;
02072             }
02073 
02074             // --- fall through ---
02075         }
02076 
02077 
02078         //
02079         // try to get rid of the current extension
02080         //
02081 
02082         // catch "double extensions" like ".tar.gz"
02083         if (lastExtension.length () && fileName.endsWith (lastExtension))
02084             fileName.truncate (len - lastExtension.length ());
02085         // can only handle "single extensions"
02086         else
02087             fileName.truncate (dot);
02088 
02089         // add extension
02090         const QString newText = urlStr.left (fileNameOffset) + fileName + d->extension;
02091         if ( newText != locationEdit->currentText() )
02092         {
02093             locationEdit->setCurrentText (urlStr.left (fileNameOffset) + fileName + d->extension);
02094             locationEdit->lineEdit()->setEdited (true);
02095         }
02096     }
02097 }
02098 
02099 // Updates the filter if the extension of the filename specified in locationEdit is changed
02100 // (this prevents you from accidently saving "file.kwd" as RTF, for example)
02101 void KFileDialog::updateFilter ()
02102 {
02103     if ((operationMode() == Saving) && (mode() & KFile::File) ) {
02104         const QString urlStr = locationEdit->currentText ();
02105         if (urlStr.isEmpty ())
02106             return;
02107 
02108         KMimeType::Ptr mime = KMimeType::findByPath(urlStr, 0, true);
02109         if (mime && mime->name() != KMimeType::defaultMimeType()) {
02110             if (filterWidget->currentFilter() != mime->name() &&
02111                 filterWidget->filters.findIndex(mime->name()) != -1) {
02112                 filterWidget->setCurrentFilter(mime->name());
02113             }
02114         }
02115     }
02116 }
02117 
02118 // applies only to a file that doesn't already exist
02119 void KFileDialog::appendExtension (KURL &url)
02120 {
02121     if (!d->autoSelectExtCheckBox->isChecked () || d->extension.isEmpty ())
02122         return;
02123 
02124     QString fileName = url.fileName ();
02125     if (fileName.isEmpty ())
02126         return;
02127 
02128     kdDebug (kfile_area) << "appendExtension(" << url << ")" << endl;
02129 
02130     const int len = fileName.length ();
02131     const int dot = fileName.findRev ('.');
02132 
02133     const bool suppressExtension = (dot == len - 1);
02134     const bool unspecifiedExtension = (dot <= 0);
02135 
02136     // don't KIO::NetAccess::Stat if unnecessary
02137     if (!(suppressExtension || unspecifiedExtension))
02138         return;
02139 
02140     // exists?
02141     KIO::UDSEntry t;
02142     if (KIO::NetAccess::stat (url, t, topLevelWidget()))
02143     {
02144         kdDebug (kfile_area) << "\tfile exists - won't append extension" << endl;
02145         return;
02146     }
02147 
02148     // suppress automatically append extension?
02149     if (suppressExtension)
02150     {
02151         //
02152         // Strip trailing dot
02153         // This allows lazy people to have autoSelectExtCheckBox->isChecked
02154         // but don't want a file extension to be appended
02155         // e.g. "README." will make a file called "README"
02156         //
02157         // If you really want a name like "README.", then type "README.."
02158         // and the trailing dot will be removed (or just stop being lazy and
02159         // turn off this feature so that you can type "README.")
02160         //
02161         kdDebug (kfile_area) << "\tstrip trailing dot" << endl;
02162         url.setFileName (fileName.left (len - 1));
02163     }
02164     // evilmatically append extension :) if the user hasn't specified one
02165     else if (unspecifiedExtension)
02166     {
02167         kdDebug (kfile_area) << "\tappending extension \'" << d->extension << "\'..." << endl;
02168         url.setFileName (fileName + d->extension);
02169         kdDebug (kfile_area) << "\tsaving as \'" << url << "\'" << endl;
02170     }
02171 }
02172 
02173 
02174 // adds the selected files/urls to 'recent documents'
02175 void KFileDialog::addToRecentDocuments()
02176 {
02177     int m = ops->mode();
02178 
02179     if ( m & KFile::LocalOnly ) {
02180         QStringList files = selectedFiles();
02181         QStringList::ConstIterator it = files.begin();
02182         for ( ; it != files.end(); ++it )
02183             KRecentDocument::add( *it );
02184     }
02185 
02186     else { // urls
02187         KURL::List urls = selectedURLs();
02188         KURL::List::ConstIterator it = urls.begin();
02189         for ( ; it != urls.end(); ++it ) {
02190             if ( (*it).isValid() )
02191                 KRecentDocument::add( *it );
02192         }
02193     }
02194 }
02195 
02196 KActionCollection * KFileDialog::actionCollection() const
02197 {
02198     return ops->actionCollection();
02199 }
02200 
02201 void KFileDialog::keyPressEvent( QKeyEvent *e )
02202 {
02203     if ( e->key() == Key_Escape )
02204     {
02205         e->accept();
02206         d->cancelButton->animateClick();
02207     }
02208     else
02209         KDialogBase::keyPressEvent( e );
02210 }
02211 
02212 void KFileDialog::toggleSpeedbar( bool show )
02213 {
02214     if ( show )
02215     {
02216         if ( !d->urlBar )
02217             initSpeedbar();
02218 
02219         d->urlBar->show();
02220 
02221         // check to see if they have a home item defined, if not show the home button
02222         KURLBarItem *urlItem = static_cast<KURLBarItem*>( d->urlBar->listBox()->firstItem() );
02223         KURL homeURL;
02224         homeURL.setPath( QDir::homeDirPath() );
02225         while ( urlItem )
02226         {
02227             if ( homeURL.equals( urlItem->url(), true ) )
02228             {
02229                 ops->actionCollection()->action( "home" )->unplug( toolbar );
02230                 break;
02231             }
02232 
02233             urlItem = static_cast<KURLBarItem*>( urlItem->next() );
02234         }
02235     }
02236     else
02237     {
02238         if (d->urlBar)
02239             d->urlBar->hide();
02240 
02241         if ( !ops->actionCollection()->action( "home" )->isPlugged( toolbar ) )
02242             ops->actionCollection()->action( "home" )->plug( toolbar, 3 );
02243     }
02244 
02245     static_cast<KToggleAction *>(actionCollection()->action("toggleSpeedbar"))->setChecked( show );
02246 }
02247 
02248 void KFileDialog::toggleBookmarks(bool show)
02249 {
02250     if (show)
02251     {
02252         if (d->bookmarkHandler)
02253         {
02254             return;
02255         }
02256 
02257         d->bookmarkHandler = new KFileBookmarkHandler( this );
02258         connect( d->bookmarkHandler, SIGNAL( openURL( const QString& )),
02259                     SLOT( enterURL( const QString& )));
02260 
02261         toolbar->insertButton(QString::fromLatin1("bookmark"),
02262                               (int)HOTLIST_BUTTON, true,
02263                               i18n("Bookmarks"), 5);
02264         toolbar->getButton(HOTLIST_BUTTON)->setPopup(d->bookmarkHandler->menu(),
02265                                                      true);
02266         QWhatsThis::add(toolbar->getButton(HOTLIST_BUTTON),
02267                         i18n("<qt>This button allows you to bookmark specific locations. "
02268                                 "Click on this button to open the bookmark menu where you may add, "
02269                                 "edit or select a bookmark.<p>"
02270                                 "These bookmarks are specific to the file dialog, but otherwise operate "
02271                                 "like bookmarks elsewhere in KDE.</qt>"));
02272     }
02273     else if (d->bookmarkHandler)
02274     {
02275         delete d->bookmarkHandler;
02276         d->bookmarkHandler = 0;
02277         toolbar->removeItem(HOTLIST_BUTTON);
02278     }
02279 
02280     static_cast<KToggleAction *>(actionCollection()->action("toggleBookmarks"))->setChecked( show );
02281 }
02282 
02283 int KFileDialog::pathComboIndex()
02284 {
02285     return d->m_pathComboIndex;
02286 }
02287 
02288 // static
02289 void KFileDialog::initStatic()
02290 {
02291     if ( lastDirectory )
02292         return;
02293 
02294     lastDirectory = ldd.setObject(lastDirectory, new KURL());
02295 }
02296 
02297 // static
02298 KURL KFileDialog::getStartURL( const QString& startDir,
02299                                QString& recentDirClass )
02300 {
02301     initStatic();
02302 
02303     recentDirClass = QString::null;
02304     KURL ret;
02305 
02306     bool useDefaultStartDir = startDir.isEmpty();
02307     if ( !useDefaultStartDir )
02308     {
02309         if (startDir[0] == ':')
02310         {
02311             recentDirClass = startDir;
02312             ret = KURL::fromPathOrURL( KRecentDirs::dir(recentDirClass) );
02313         }
02314         else
02315         {
02316             ret = KCmdLineArgs::makeURL( QFile::encodeName(startDir) );
02317             // If we won't be able to list it (e.g. http), then use default
02318             if ( !KProtocolInfo::supportsListing( ret ) )
02319                 useDefaultStartDir = true;
02320         }
02321     }
02322 
02323     if ( useDefaultStartDir )
02324     {
02325         if (lastDirectory->isEmpty()) {
02326             lastDirectory->setPath(KGlobalSettings::documentPath());
02327             KURL home;
02328             home.setPath( QDir::homeDirPath() );
02329             // if there is no docpath set (== home dir), we prefer the current
02330             // directory over it. We also prefer the homedir when our CWD is
02331             // different from our homedirectory or when the document dir
02332             // does not exist
02333             if ( lastDirectory->path(+1) == home.path(+1) ||
02334                  QDir::currentDirPath() != QDir::homeDirPath() ||
02335                  !QDir(lastDirectory->path(+1)).exists() )
02336                 lastDirectory->setPath(QDir::currentDirPath());
02337         }
02338         ret = *lastDirectory;
02339     }
02340 
02341     return ret;
02342 }
02343 
02344 void KFileDialog::setStartDir( const KURL& directory )
02345 {
02346     initStatic();
02347     if ( directory.isValid() )
02348         *lastDirectory = directory;
02349 }
02350 
02351 void KFileDialog::setNonExtSelection()
02352 {
02353     // Enhanced rename: Don't highlight the file extension.
02354     QString pattern, filename = locationEdit->currentText().stripWhiteSpace();
02355     KServiceTypeFactory::self()->findFromPattern( filename, &pattern );
02356 
02357     if ( !pattern.isEmpty() && pattern.at( 0 ) == '*' && pattern.find( '*' , 1 ) == -1 )
02358        locationEdit->lineEdit()->setSelection( 0, filename.length() - pattern.stripWhiteSpace().length()+1 );
02359     else
02360     {
02361        int lastDot = filename.findRev( '.' );
02362        if ( lastDot > 0 )
02363           locationEdit->lineEdit()->setSelection( 0, lastDot );
02364     }
02365 }
02366 
02367 void KFileDialog::virtual_hook( int id, void* data )
02368 { KDialogBase::virtual_hook( id, data ); }
02369 
02370 
02371 #include "kfiledialog.moc"
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