kio Library API Documentation

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., 59 Temple Place - Suite 330,
00022     Boston, MA 02111-1307, 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 <klocale.h>
00061 #include <kmessagebox.h>
00062 #include <kmimetype.h>
00063 #include <kpopupmenu.h>
00064 #include <kprotocolinfo.h>
00065 #include <kpushbutton.h>
00066 #include <krecentdirs.h>
00067 #include <kshell.h>
00068 #include <kstandarddirs.h>
00069 #include <kstdguiitem.h>
00070 #include <kstaticdeleter.h>
00071 #include <ktoolbar.h>
00072 #include <ktoolbarbutton.h>
00073 #include <kurl.h>
00074 #include <kurlcombobox.h>
00075 #include <kurlcompletion.h>
00076 #include <kuser.h>
00077 
00078 #include "config-kfile.h"
00079 #include "kpreviewwidgetbase.h"
00080 
00081 #include <kdirselectdialog.h>
00082 #include <kfileview.h>
00083 #include <krecentdocument.h>
00084 #include <kfilefiltercombo.h>
00085 #include <kdiroperator.h>
00086 #include <kimagefilepreview.h>
00087 
00088 #include <kfilespeedbar.h>
00089 #include <kfilebookmarkhandler.h>
00090 
00091 #ifdef Q_WS_X11
00092 #include <X11/Xlib.h>
00093 #include <fixx11h.h>
00094 #endif
00095 
00096 enum Buttons { HOTLIST_BUTTON,
00097                PATH_COMBO, CONFIGURE_BUTTON };
00098 
00099 template class QPtrList<KIO::StatJob>;
00100 
00101 namespace {
00102     static void silenceQToolBar(QtMsgType, const char *)
00103     {
00104     }
00105 }
00106 
00107 struct KFileDialogPrivate
00108 {
00109     // the last selected url
00110     KURL url;
00111 
00112     // the selected filenames in multiselection mode -- FIXME
00113     QString filenames;
00114 
00115     // the name of the filename set by setSelection
00116     QString selection;
00117 
00118     // now following all kind of widgets, that I need to rebuild
00119     // the geometry management
00120     QBoxLayout *boxLayout;
00121     QWidget *mainWidget;
00122 
00123     QLabel *locationLabel;
00124 
00125     // @deprecated remove in KDE4
00126     QLabel *filterLabel;
00127     KURLComboBox *pathCombo;
00128     KPushButton *okButton, *cancelButton;
00129     KFileSpeedBar *urlBar;
00130     QHBoxLayout *urlBarLayout;
00131     QWidget *customWidget;
00132 
00133     // Automatically Select Extension stuff
00134     QCheckBox *autoSelectExtCheckBox;
00135     bool autoSelectExtChecked; // whether or not the _user_ has checked the above box
00136     QString extension; // current extension for this filter
00137 
00138     QPtrList<KIO::StatJob> statJobs;
00139 
00140     KURL::List urlList; //the list of selected urls
00141 
00142     QStringList mimetypes; //the list of possible mimetypes to save as
00143 
00144     // indicates if the location edit should be kept or cleared when changing
00145     // directories
00146     bool keepLocation :1;
00147 
00148     // the KDirOperators view is set in KFileDialog::show(), so to avoid
00149     // setting it again and again, we have this nice little boolean :)
00150     bool hasView :1;
00151 
00152     bool hasDefaultFilter :1; // necessary for the operationMode
00153     KFileDialog::OperationMode operationMode;
00154 
00155     // The file class used for KRecentDirs
00156     QString fileClass;
00157 
00158     KFileBookmarkHandler *bookmarkHandler;
00159 
00160     // the ID of the path drop down so subclasses can place their custom widgets properly
00161     int m_pathComboIndex;
00162 };
00163 
00164 KURL *KFileDialog::lastDirectory; // to set the start path
00165 
00166 static KStaticDeleter<KURL> ldd;
00167 
00168 KFileDialog::KFileDialog(const QString& startDir, const QString& filter,
00169                          QWidget *parent, const char* name, bool modal)
00170     : KDialogBase( parent, name, modal, QString::null, 0 )
00171 {
00172     init( startDir, filter, 0 );
00173 }
00174 
00175 KFileDialog::KFileDialog(const QString& startDir, const QString& filter,
00176                          QWidget *parent, const char* name, bool modal, QWidget* widget)
00177     : KDialogBase( parent, name, modal, QString::null, 0 )
00178 {
00179     init( startDir, filter, widget );
00180 }
00181 
00182 
00183 KFileDialog::~KFileDialog()
00184 {
00185     hide();
00186 
00187     KConfig *config = KGlobal::config();
00188 
00189     if (d->urlBar)
00190         d->urlBar->save( config );
00191 
00192     config->sync();
00193 
00194     delete d->bookmarkHandler; // Should be deleted before ops!
00195     delete ops;
00196     delete d;
00197 }
00198 
00199 void KFileDialog::setLocationLabel(const QString& text)
00200 {
00201     d->locationLabel->setText(text);
00202 }
00203 
00204 void KFileDialog::setFilter(const QString& filter)
00205 {
00206     int pos = filter.find('/');
00207 
00208     // Check for an un-escaped '/', if found
00209     // interpret as a MIME filter.
00210 
00211     if (pos > 0 && filter[pos - 1] != '\\') {
00212         QStringList filters = QStringList::split( " ", filter );
00213         setMimeFilter( filters );
00214         return;
00215     }
00216 
00217     // Strip the escape characters from
00218     // escaped '/' characters.
00219 
00220     QString copy (filter);
00221     for (pos = 0; (pos = copy.find("\\/", pos)) != -1; ++pos)
00222         copy.remove(pos, 1);
00223 
00224     ops->clearFilter();
00225     filterWidget->setFilter(copy);
00226     ops->setNameFilter(filterWidget->currentFilter());
00227     d->hasDefaultFilter = false;
00228     filterWidget->setEditable( true );
00229 
00230     updateAutoSelectExtension ();
00231 }
00232 
00233 QString KFileDialog::currentFilter() const
00234 {
00235     return filterWidget->currentFilter();
00236 }
00237 
00238 // deprecated
00239 void KFileDialog::setFilterMimeType(const QString &label,
00240                                     const KMimeType::List &types,
00241                                     const KMimeType::Ptr &defaultType)
00242 {
00243     d->mimetypes.clear();
00244     d->filterLabel->setText(label);
00245 
00246     KMimeType::List::ConstIterator it;
00247     for( it = types.begin(); it != types.end(); ++it)
00248         d->mimetypes.append( (*it)->name() );
00249 
00250     setMimeFilter( d->mimetypes, defaultType->name() );
00251 }
00252 
00253 void KFileDialog::setMimeFilter( const QStringList& mimeTypes,
00254                                  const QString& defaultType )
00255 {
00256     d->mimetypes = mimeTypes;
00257     filterWidget->setMimeFilter( mimeTypes, defaultType );
00258 
00259     QStringList types = QStringList::split(" ", filterWidget->currentFilter());
00260     types.append( QString::fromLatin1( "inode/directory" ));
00261     ops->clearFilter();
00262     ops->setMimeFilter( types );
00263     d->hasDefaultFilter = !defaultType.isEmpty();
00264     filterWidget->setEditable( !d->hasDefaultFilter ||
00265                                d->operationMode != Saving );
00266 
00267     updateAutoSelectExtension ();
00268 }
00269 
00270 void KFileDialog::clearFilter()
00271 {
00272     d->mimetypes.clear();
00273     filterWidget->setFilter( QString::null );
00274     ops->clearFilter();
00275     d->hasDefaultFilter = false;
00276     filterWidget->setEditable( true );
00277 
00278     updateAutoSelectExtension ();
00279 }
00280 
00281 QString KFileDialog::currentMimeFilter() const
00282 {
00283     int i = filterWidget->currentItem();
00284     if (filterWidget->showsAllTypes())
00285         i--;
00286 
00287     if ((i >= 0) && (i < (int) d->mimetypes.count()))
00288         return d->mimetypes[i];
00289     return QString::null; // The "all types" item has no mimetype
00290 }
00291 
00292 KMimeType::Ptr KFileDialog::currentFilterMimeType()
00293 {
00294     return KMimeType::mimeType( currentMimeFilter() );
00295 }
00296 
00297 void KFileDialog::setPreviewWidget(const QWidget *w) {
00298     ops->setPreviewWidget(w);
00299     ops->clearHistory();
00300     d->hasView = true;
00301 }
00302 
00303 void KFileDialog::setPreviewWidget(const KPreviewWidgetBase *w) {
00304     ops->setPreviewWidget(w);
00305     ops->clearHistory();
00306     d->hasView = true;
00307 }
00308 
00309 KURL KFileDialog::getCompleteURL(const QString &_url)
00310 {
00311     QString url = KShell::tildeExpand(_url);
00312     KURL u;
00313 
00314     if ( KURL::isRelativeURL(url) ) // only a full URL isn't relative. Even /path is.
00315     {
00316         if (!url.isEmpty() && !QDir::isRelativePath(url) ) // absolute path
00317             u.setPath( url );
00318         else
00319         {
00320             u = ops->url();
00321             u.addPath( url ); // works for filenames and relative paths
00322             u.cleanPath(); // fix "dir/.."
00323         }
00324     }
00325     else // complete URL
00326         u = url;
00327 
00328     return u;
00329 }
00330 
00331 // FIXME: check for "existing" flag here?
00332 void KFileDialog::slotOk()
00333 {
00334     kdDebug(kfile_area) << "slotOK\n";
00335 
00336     // a list of all selected files/directories (if any)
00337     // can only be used if the user didn't type any filenames/urls himself
00338     const KFileItemList *items = ops->selectedItems();
00339 
00340     if ( (mode() & KFile::Directory) != KFile::Directory ) {
00341         if ( locationEdit->currentText().stripWhiteSpace().isEmpty() ) {
00342             if ( !items || items->isEmpty() )
00343             {
00344                 QString msg;
00345                 if ( d->operationMode == Saving )
00346                     msg = i18n("Please specify the filename to save to.");
00347                 else
00348                     msg = i18n("Please select the file to open.");
00349                 KMessageBox::information(this, msg);
00350                 return;
00351             }
00352 
00353             // weird case: the location edit is empty, but there are
00354             // highlighted files
00355             else {
00356 
00357                 bool multi = (mode() & KFile::Files) != 0;
00358                 KFileItemListIterator it( *items );
00359                 QString endQuote = QString::fromLatin1("\" ");
00360                 QString name, files;
00361                 while ( it.current() ) {
00362                     name = (*it)->name();
00363                     if ( multi ) {
00364                         name.prepend( '"' );
00365                         name.append( endQuote );
00366                     }
00367 
00368                     files.append( name );
00369                     ++it;
00370                 }
00371                 setLocationText( files );
00372                 return;
00373             }
00374         }
00375     }
00376 
00377     bool dirOnly = ops->dirOnlyMode();
00378 
00379     // we can use our kfileitems, no need to parse anything
00380     if ( items && !locationEdit->lineEdit()->edited() &&
00381          !(items->isEmpty() && !dirOnly) ) {
00382 
00383         d->urlList.clear();
00384         d->filenames = QString::null;
00385 
00386         if ( dirOnly ) {
00387             d->url = ops->url();
00388         }
00389         else {
00390             if ( !(mode() & KFile::Files) ) {// single selection
00391                 d->url = items->getFirst()->url();
00392             }
00393 
00394             else { // multi (dirs and/or files)
00395                 d->url = ops->url();
00396                 KFileItemListIterator it( *items );
00397                 while ( it.current() ) {
00398                     d->urlList.append( (*it)->url() );
00399                     ++it;
00400                 }
00401             }
00402         }
00403 
00404         if ( (mode() & KFile::LocalOnly) == KFile::LocalOnly &&
00405              !d->url.isLocalFile() ) {
00406 // ### after message freeze, add message for directories!
00407             KMessageBox::sorry( d->mainWidget,
00408                                 i18n("You can only select local files."),
00409                                 i18n("Remote Files Not Accepted") );
00410             return;
00411         }
00412 
00413         accept();
00414         return;
00415     }
00416 
00417 
00418     KURL selectedURL;
00419 
00420     if ( (mode() & KFile::Files) == KFile::Files ) {// multiselection mode
00421         QString locationText = locationEdit->currentText();
00422         if ( locationText.contains( '/' )) {
00423             // relative path? -> prepend the current directory
00424             KURL u( ops->url(), KShell::tildeExpand(locationText));
00425             if ( u.isValid() )
00426                 selectedURL = u;
00427             else
00428                 selectedURL = ops->url();
00429         }
00430         else // simple filename -> just use the current URL
00431             selectedURL = ops->url();
00432     }
00433 
00434     else {
00435         selectedURL = getCompleteURL(locationEdit->currentText());
00436 
00437         // appendExtension() may change selectedURL
00438         appendExtension (selectedURL);
00439     }
00440 
00441     if ( !selectedURL.isValid() ) {
00442        KMessageBox::sorry( d->mainWidget, i18n("%1\ndoes not appear to be a valid URL.\n").arg(d->url.url()), i18n("Invalid URL") );
00443        return;
00444     }
00445 
00446     if ( (mode() & KFile::LocalOnly) == KFile::LocalOnly &&
00447          !selectedURL.isLocalFile() ) {
00448         KMessageBox::sorry( d->mainWidget,
00449                             i18n("You can only select local files."),
00450                             i18n("Remote Files Not Accepted") );
00451         return;
00452     }
00453 
00454     d->url = selectedURL;
00455 
00456     // d->url is a correct URL now
00457 
00458     if ( (mode() & KFile::Directory) == KFile::Directory ) {
00459         kdDebug(kfile_area) << "Directory" << endl;
00460         bool done = true;
00461         if ( d->url.isLocalFile() ) {
00462             if ( locationEdit->currentText().stripWhiteSpace().isEmpty() ) {
00463                 QFileInfo info( d->url.path() );
00464                 if ( info.isDir() ) {
00465                     d->filenames = QString::null;
00466                     d->urlList.clear();
00467                     d->urlList.append( d->url );
00468                     accept();
00469                 }
00470                 else if (!info.exists() && (mode() & KFile::File) != KFile::File) {
00471                     // directory doesn't exist, create and enter it
00472                     if ( ops->mkdir( d->url.url(), true ))
00473                         return;
00474                     else
00475                         accept();
00476                 }
00477                 else { // d->url is not a directory,
00478                     // maybe we are in File(s) | Directory mode
00479                     if ( (mode() & KFile::File) == KFile::File ||
00480                         (mode() & KFile::Files) == KFile::Files )
00481                         done = false;
00482                 }
00483             }
00484             else  // Directory mode, with file[s]/dir[s] selected
00485             {
00486                 if ( mode() & KFile::ExistingOnly )
00487                 {
00488                     if ( ops->dirOnlyMode() )
00489                     {
00490                         KURL fullURL(d->url, locationEdit->currentText());
00491                         if ( QFile::exists( fullURL.path() ) )
00492                         {
00493                             d->url = fullURL;
00494                             d->filenames = QString::null;
00495                             d->urlList.clear();
00496                             accept();
00497                             return;
00498                         }
00499                         else // doesn't exist -> reject
00500                             return;
00501                     }
00502                 }
00503 
00504                 d->filenames = locationEdit->currentText();
00505                 accept(); // what can we do?
00506             }
00507 
00508         }
00509         else { // FIXME: remote directory, should we allow that?
00510 //             qDebug( "**** Selected remote directory: %s", d->url.url().latin1());
00511             d->filenames = QString::null;
00512             d->urlList.clear();
00513             d->urlList.append( d->url );
00514 
00515             if ( mode() & KFile::ExistingOnly )
00516                 done = false;
00517             else
00518                 accept();
00519         }
00520 
00521         if ( done )
00522             return;
00523     }
00524 
00525     if (!kapp->authorizeURLAction("open", KURL(), d->url))
00526     {
00527         QString msg = KIO::buildErrorString(KIO::ERR_ACCESS_DENIED, d->url.prettyURL());
00528         KMessageBox::error( d->mainWidget, msg);
00529         return;
00530     }
00531 
00532     KIO::StatJob *job = 0L;
00533     d->statJobs.clear();
00534     d->filenames = KShell::tildeExpand(locationEdit->currentText());
00535 
00536     if ( (mode() & KFile::Files) == KFile::Files &&
00537          !locationEdit->currentText().contains( '/' )) {
00538         kdDebug(kfile_area) << "Files\n";
00539         KURL::List list = parseSelectedURLs();
00540         for ( KURL::List::ConstIterator it = list.begin();
00541               it != list.end(); ++it )
00542         {
00543             if (!kapp->authorizeURLAction("open", KURL(), *it))
00544             {
00545                 QString msg = KIO::buildErrorString(KIO::ERR_ACCESS_DENIED, (*it).prettyURL());
00546                 KMessageBox::error( d->mainWidget, msg);
00547                 return;
00548             }
00549         }
00550         for ( KURL::List::ConstIterator it = list.begin();
00551               it != list.end(); ++it )
00552         {
00553             job = KIO::stat( *it, !(*it).isLocalFile() );
00554             job->setWindow (topLevelWidget());
00555             KIO::Scheduler::scheduleJob( job );
00556             d->statJobs.append( job );
00557             connect( job, SIGNAL( result(KIO::Job *) ),
00558                      SLOT( slotStatResult( KIO::Job *) ));
00559         }
00560         return;
00561     }
00562 
00563     job = KIO::stat(d->url,!d->url.isLocalFile());
00564     job->setWindow (topLevelWidget());
00565     d->statJobs.append( job );
00566     connect(job, SIGNAL(result(KIO::Job*)), SLOT(slotStatResult(KIO::Job*)));
00567 }
00568 
00569 
00570 static bool isDirectory (const KIO::UDSEntry &t)
00571 {
00572     bool isDir = false;
00573 
00574     for (KIO::UDSEntry::ConstIterator it = t.begin();
00575          it != t.end();
00576          it++)
00577     {
00578         if ((*it).m_uds == KIO::UDS_FILE_TYPE)
00579         {
00580             isDir = S_ISDIR ((mode_t) ((*it).m_long));
00581             break;
00582         }
00583     }
00584 
00585     return isDir;
00586 }
00587 
00588 // FIXME : count all errors and show messagebox when d->statJobs.count() == 0
00589 // in case of an error, we cancel the whole operation (clear d->statJobs and
00590 // don't call accept)
00591 void KFileDialog::slotStatResult(KIO::Job* job)
00592 {
00593     kdDebug(kfile_area) << "slotStatResult" << endl;
00594     KIO::StatJob *sJob = static_cast<KIO::StatJob *>( job );
00595 
00596     if ( !d->statJobs.removeRef( sJob ) ) {
00597         return;
00598     }
00599 
00600     int count = d->statJobs.count();
00601 
00602     // errors mean in general, the location is no directory ;/
00603     // Can we be sure that it is exististant at all? (pfeiffer)
00604     if (sJob->error() && count == 0 && !ops->dirOnlyMode())
00605     {
00606         accept();
00607         return;
00608     }
00609 
00610     KIO::UDSEntry t = sJob->statResult();
00611     if (isDirectory (t))
00612     {
00613         if ( ops->dirOnlyMode() )
00614         {
00615             d->filenames = QString::null;
00616             d->urlList.clear();
00617             accept();
00618         }
00619         else // in File[s] mode, directory means error -> cd into it
00620         {
00621             if ( count == 0 ) {
00622                 locationEdit->clearEdit();
00623                 locationEdit->lineEdit()->setEdited( false );
00624                 setURL( sJob->url() );
00625             }
00626         }
00627         d->statJobs.clear();
00628         return;
00629     }
00630     else if ( ops->dirOnlyMode() )
00631     {
00632         return; // ### error message?
00633     }
00634 
00635     kdDebug(kfile_area) << "filename " << sJob->url().url() << endl;
00636 
00637     if ( count == 0 )
00638         accept();
00639 }
00640 
00641 void KFileDialog::accept()
00642 {
00643     setResult( QDialog::Accepted ); // parseSelectedURLs() checks that
00644 
00645     *lastDirectory = ops->url();
00646     if (!d->fileClass.isEmpty())
00647        KRecentDirs::add(d->fileClass, ops->url().url());
00648 
00649     // clear the topmost item, we insert it as full path later on as item 1
00650     locationEdit->changeItem( QString::null, 0 );
00651 
00652     KURL::List list = selectedURLs();
00653     QValueListConstIterator<KURL> it = list.begin();
00654     for ( ; it != list.end(); ++it ) {
00655         const KURL& url = *it;
00656         // we strip the last slash (-1) because KURLComboBox does that as well
00657         // when operating in file-mode. If we wouldn't , dupe-finding wouldn't
00658         // work.
00659         QString file = url.isLocalFile() ? url.path(-1) : url.prettyURL(-1);
00660 
00661         // remove dupes
00662         for ( int i = 1; i < locationEdit->count(); i++ ) {
00663             if ( locationEdit->text( i ) == file ) {
00664                 locationEdit->removeItem( i-- );
00665                 break;
00666             }
00667         }
00668         locationEdit->insertItem( file, 1 );
00669     }
00670 
00671     KConfig *config = KGlobal::config();
00672     config->setForceGlobal( true );
00673     writeConfig( config, ConfigGroup );
00674     config->setForceGlobal( false );
00675 
00676     saveRecentFiles( config );
00677     config->sync();
00678 
00679     KDialogBase::accept();
00680 
00681     addToRecentDocuments();
00682 
00683     if ( (mode() & KFile::Files) != KFile::Files ) // single selection
00684         emit fileSelected(d->url.url());
00685 
00686     ops->close();
00687     emit okClicked();
00688 }
00689 
00690 
00691 void KFileDialog::fileHighlighted(const KFileItem *i)
00692 {
00693     if (i && i->isDir())
00694         return;
00695 
00696 
00697     if ( (ops->mode() & KFile::Files) != KFile::Files ) {
00698         if ( !i )
00699             return;
00700 
00701         d->url = i->url();
00702 
00703         if ( !locationEdit->hasFocus() ) { // don't disturb while editing
00704             setLocationText( i->name() );
00705         }
00706         emit fileHighlighted(d->url.url());
00707     }
00708 
00709     else {
00710         multiSelectionChanged();
00711         emit selectionChanged();
00712     }
00713 }
00714 
00715 void KFileDialog::fileSelected(const KFileItem *i)
00716 {
00717     if (i && i->isDir())
00718         return;
00719 
00720     if ( (ops->mode() & KFile::Files) != KFile::Files ) {
00721         if ( !i )
00722             return;
00723 
00724         d->url = i->url();
00725         setLocationText( i->name() );
00726     }
00727     else {
00728         multiSelectionChanged();
00729         emit selectionChanged();
00730     }
00731     slotOk();
00732 }
00733 
00734 
00735 // I know it's slow to always iterate thru the whole filelist
00736 // (ops->selectedItems()), but what can we do?
00737 void KFileDialog::multiSelectionChanged()
00738 {
00739     if ( locationEdit->hasFocus() ) // don't disturb
00740         return;
00741 
00742     locationEdit->lineEdit()->setEdited( false );
00743     KFileItem *item;
00744     const KFileItemList *list = ops->selectedItems();
00745     if ( !list ) {
00746         locationEdit->clearEdit();
00747         return;
00748     }
00749 
00750     static const QString &begin = KGlobal::staticQString(" \"");
00751     KFileItemListIterator it ( *list );
00752     QString text;
00753     while ( (item = it.current()) ) {
00754         text.append( begin ).append( item->name() ).append( '\"' );
00755         ++it;
00756     }
00757 
00758     setLocationText( text.stripWhiteSpace() );
00759 }
00760 
00761 void KFileDialog::setLocationText( const QString& text )
00762 {
00763     // setCurrentItem() will cause textChanged() being emitted,
00764     // so slotLocationChanged() will be called. Make sure we don't clear
00765     // the KDirOperator's view-selection in there
00766     disconnect( locationEdit, SIGNAL( textChanged( const QString& ) ),
00767                 this, SLOT( slotLocationChanged( const QString& ) ) );
00768     locationEdit->setCurrentItem( 0 );
00769     connect( locationEdit, SIGNAL( textChanged( const QString& ) ),
00770              SLOT( slotLocationChanged( const QString& )) );
00771     locationEdit->setEditText( text );
00772 }
00773 
00774 static QString autocompletionWhatsThisText = i18n("<p>While typing in the text area, you may be presented "
00775                                                   "with possible matches. "
00776                                                   "This feature can be controlled by clicking with the right mouse button "
00777                                                   "and selecting a preferred mode from the <b>Text Completion</b> menu.") + "</qt>";
00778 void KFileDialog::updateLocationWhatsThis (void)
00779 {
00780     QString whatsThisText;
00781     if (d->operationMode == KFileDialog::Saving)
00782     {
00783         whatsThisText = "<qt>" + i18n("This is the name to save the file as.") +
00784                              autocompletionWhatsThisText;
00785     }
00786     else if (ops->mode() & KFile::Files)
00787     {
00788         whatsThisText = "<qt>" + i18n("This is the list of files to open. More than "
00789                              "one file can be specified by listing several "
00790                              "files, separated by spaces.") +
00791                               autocompletionWhatsThisText;
00792     }
00793     else
00794     {
00795         whatsThisText = "<qt>" + i18n("This is the name of the file to open.") +
00796                              autocompletionWhatsThisText;
00797     }
00798 
00799     QWhatsThis::add(d->locationLabel, whatsThisText);
00800     QWhatsThis::add(locationEdit, whatsThisText);
00801 }
00802 
00803 void KFileDialog::init(const QString& startDir, const QString& filter, QWidget* widget)
00804 {
00805     initStatic();
00806     d = new KFileDialogPrivate();
00807 
00808     d->boxLayout = 0;
00809     d->keepLocation = false;
00810     d->operationMode = Opening;
00811     d->bookmarkHandler = 0;
00812     d->hasDefaultFilter = false;
00813     d->hasView = false;
00814     d->mainWidget = new QWidget( this, "KFileDialog::mainWidget");
00815     setMainWidget( d->mainWidget );
00816     d->okButton = new KPushButton( KStdGuiItem::ok(), d->mainWidget );
00817     d->okButton->setDefault( true );
00818     d->cancelButton = new KPushButton(KStdGuiItem::cancel(), d->mainWidget);
00819     connect( d->okButton, SIGNAL( clicked() ), SLOT( slotOk() ));
00820     connect( d->cancelButton, SIGNAL( clicked() ), SLOT( slotCancel() ));
00821     d->customWidget = widget;
00822     d->autoSelectExtCheckBox = 0; // delayed loading
00823     d->autoSelectExtChecked = false;
00824     d->urlBar = 0; // delayed loading
00825 
00826     QtMsgHandler oldHandler = qInstallMsgHandler( silenceQToolBar );
00827     toolbar = new KToolBar( d->mainWidget, "KFileDialog::toolbar", true);
00828     toolbar->setFlat(true);
00829     qInstallMsgHandler( oldHandler );
00830 
00831     d->pathCombo = new KURLComboBox( KURLComboBox::Directories, true,
00832                                      toolbar, "path combo" );
00833     QToolTip::add( d->pathCombo, i18n("Often used folders") );
00834     QWhatsThis::add( d->pathCombo, "<qt>" + i18n("Commonly used locations are listed here. "
00835                                                  "This includes standard locations, such as your home folder, as well as "
00836                                                  "locations that have been visited recently.") + autocompletionWhatsThisText);
00837 
00838     KURL u;
00839     u.setPath( QDir::rootDirPath() );
00840     QString text = i18n("Root Folder: %1").arg( u.path() );
00841     d->pathCombo->addDefaultURL( u,
00842                                  KMimeType::pixmapForURL( u, 0, KIcon::Small ),
00843                                  text );
00844 
00845     u.setPath( QDir::homeDirPath() );
00846     text = i18n("Home Folder: %1").arg( u.path( +1 ) );
00847     d->pathCombo->addDefaultURL( u, KMimeType::pixmapForURL( u, 0, KIcon::Small ),
00848                                  text );
00849 
00850     KURL docPath;
00851     docPath.setPath( KGlobalSettings::documentPath() );
00852     if ( (u.path(+1) != docPath.path(+1)) &&
00853          QDir(docPath.path(+1)).exists() )
00854     {
00855         text = i18n("Documents: %1").arg( docPath.path( +1 ) );
00856         d->pathCombo->addDefaultURL( docPath,
00857                                      KMimeType::pixmapForURL( docPath, 0, KIcon::Small ),
00858                                      text );
00859     }
00860 
00861     u.setPath( KGlobalSettings::desktopPath() );
00862     text = i18n("Desktop: %1").arg( u.path( +1 ) );
00863     d->pathCombo->addDefaultURL( u,
00864                                  KMimeType::pixmapForURL( u, 0, KIcon::Small ),
00865                                  text );
00866 
00867     d->url = getStartURL( startDir, d->fileClass );
00868     d->selection = d->url.url();
00869 
00870     // If local, check it exists. If not, go up until it exists.
00871     if ( d->url.isLocalFile() )
00872     {
00873         if ( !QFile::exists( d->url.path() ) )
00874         {
00875             d->url = d->url.upURL();
00876             QDir dir( d->url.path() );
00877             while ( !dir.exists() )
00878             {
00879                 d->url = d->url.upURL();
00880                 dir.setPath( d->url.path() );
00881             }
00882         }
00883     }
00884 
00885     ops = new KDirOperator(d->url, d->mainWidget, "KFileDialog::ops");
00886     ops->setOnlyDoubleClickSelectsFiles( true );
00887     connect(ops, SIGNAL(urlEntered(const KURL&)),
00888             SLOT(urlEntered(const KURL&)));
00889     connect(ops, SIGNAL(fileHighlighted(const KFileItem *)),
00890             SLOT(fileHighlighted(const KFileItem *)));
00891     connect(ops, SIGNAL(fileSelected(const KFileItem *)),
00892             SLOT(fileSelected(const KFileItem *)));
00893     connect(ops, SIGNAL(finishedLoading()),
00894             SLOT(slotLoadingFinished()));
00895 
00896     ops->setupMenu(KDirOperator::SortActions |
00897                    KDirOperator::FileActions |
00898                    KDirOperator::ViewActions);
00899     KActionCollection *coll = ops->actionCollection();
00900 
00901     // plug nav items into the toolbar
00902     coll->action( "up" )->plug( toolbar );
00903     coll->action( "up" )->setWhatsThis(i18n("<qt>Click this button to enter the parent folder.<p>"
00904                                             "For instance, if the current location is file:/home/%1 clicking this "
00905                                             "button will take you to file:/home.</qt>").arg( KUser().loginName() ));
00906     coll->action( "back" )->plug( toolbar );
00907     coll->action( "back" )->setWhatsThis(i18n("Click this button to move backwards one step in the browsing history."));
00908     coll->action( "forward" )->plug( toolbar );
00909     coll->action( "forward" )->setWhatsThis(i18n("Click this button to move forward one step in the browsing history."));
00910     coll->action( "reload" )->plug( toolbar );
00911     coll->action( "reload" )->setWhatsThis(i18n("Click this button to reload the contents of the current location."));
00912     coll->action( "mkdir" )->setShortcut(Key_F10);
00913     coll->action( "mkdir" )->plug( toolbar );
00914     coll->action( "mkdir" )->setWhatsThis(i18n("Click this button to create a new folder."));
00915 
00916     KToggleAction *showSidebarAction =
00917         new KToggleAction(i18n("Show Quick Access Navigation Panel"), Key_F9, coll,"toggleSpeedbar");
00918     showSidebarAction->setCheckedState(i18n("Hide Quick Access Navigation Panel"));
00919     connect( showSidebarAction, SIGNAL( toggled( bool ) ),
00920              SLOT( toggleSpeedbar( bool )) );
00921 
00922     KToggleAction *showBookmarksAction =
00923             new KToggleAction(i18n("Show Bookmarks"), 0, coll, "toggleBookmarks");
00924     showBookmarksAction->setCheckedState(i18n("Hide Bookmarks"));
00925     connect( showBookmarksAction, SIGNAL( toggled( bool ) ),
00926              SLOT( toggleBookmarks( bool )) );
00927 
00928     KActionMenu *menu = new KActionMenu( i18n("Configure"), "configure", this, "extra menu" );
00929     menu->setWhatsThis(i18n("<qt>This is the configuration menu for the file dialog. "
00930                             "Various options can be accessed from this menu including: <ul>"
00931                             "<li>how files are sorted in the list</li>"
00932                             "<li>types of view, including icon and list</li>"
00933                             "<li>showing of hidden files</li>"
00934                             "<li>the Quick Access navigation panel</li>"
00935                             "<li>file previews</li>"
00936                             "<li>separating folders from files</li></ul></qt>"));
00937     menu->insert( coll->action( "sorting menu" ));
00938     menu->insert( coll->action( "separator" ));
00939     coll->action( "short view" )->setShortcut(Key_F6);
00940     menu->insert( coll->action( "short view" ));
00941     coll->action( "detailed view" )->setShortcut(Key_F7);
00942     menu->insert( coll->action( "detailed view" ));
00943     menu->insert( coll->action( "separator" ));
00944     coll->action( "show hidden" )->setShortcut(Key_F8);
00945     menu->insert( coll->action( "show hidden" ));
00946     menu->insert( showSidebarAction );
00947     menu->insert( showBookmarksAction );
00948     coll->action( "preview" )->setShortcut(Key_F11);
00949     menu->insert( coll->action( "preview" ));
00950     coll->action( "separate dirs" )->setShortcut(Key_F12);
00951     menu->insert( coll->action( "separate dirs" ));
00952 
00953     menu->setDelayed( false );
00954     connect( menu->popupMenu(), SIGNAL( aboutToShow() ),
00955              ops, SLOT( updateSelectionDependentActions() ));
00956     menu->plug( toolbar );
00957 
00958     //Insert a separator.
00959     KToolBarSeparator* spacerWidget = new KToolBarSeparator(Horizontal, false /*no line*/,
00960                                                             toolbar);
00961     d->m_pathComboIndex = toolbar->insertWidget(-1, -1, spacerWidget);
00962     toolbar->insertWidget(PATH_COMBO, 0, d->pathCombo);
00963 
00964 
00965     toolbar->setItemAutoSized (PATH_COMBO);
00966     toolbar->setIconText(KToolBar::IconOnly);
00967     toolbar->setBarPos(KToolBar::Top);
00968     toolbar->setMovingEnabled(false);
00969     toolbar->adjustSize();
00970 
00971     KURLCompletion *pathCompletionObj = new KURLCompletion( KURLCompletion::DirCompletion );
00972     d->pathCombo->setCompletionObject( pathCompletionObj );
00973     d->pathCombo->setAutoDeleteCompletionObject( true );
00974 
00975     connect( d->pathCombo, SIGNAL( urlActivated( const KURL&  )),
00976              this,  SLOT( enterURL( const KURL& ) ));
00977     connect( d->pathCombo, SIGNAL( returnPressed( const QString&  )),
00978              this,  SLOT( enterURL( const QString& ) ));
00979 
00980     QString whatsThisText;
00981 
00982     // the Location label/edit
00983     d->locationLabel = new QLabel(i18n("&Location:"), d->mainWidget);
00984     locationEdit = new KURLComboBox(KURLComboBox::Files, true,
00985                                     d->mainWidget, "LocationEdit");
00986     connect( locationEdit, SIGNAL( textChanged( const QString& ) ),
00987              SLOT( slotLocationChanged( const QString& )) );
00988 
00989     updateLocationWhatsThis ();
00990     d->locationLabel->setBuddy(locationEdit);
00991 
00992     locationEdit->setFocus();
00993     KURLCompletion *fileCompletionObj = new KURLCompletion( KURLCompletion::FileCompletion );
00994     QString dir = d->url.url(+1);
00995     pathCompletionObj->setDir( dir );
00996     fileCompletionObj->setDir( dir );
00997     locationEdit->setCompletionObject( fileCompletionObj );
00998     locationEdit->setAutoDeleteCompletionObject( true );
00999     connect( fileCompletionObj, SIGNAL( match( const QString& ) ),
01000              SLOT( fileCompletion( const QString& )) );
01001 
01002     connect( locationEdit, SIGNAL( returnPressed() ),
01003              this, SLOT( slotOk()));
01004     connect(locationEdit, SIGNAL( activated( const QString&  )),
01005             this,  SLOT( locationActivated( const QString& ) ));
01006 
01007     // the Filter label/edit
01008     whatsThisText = i18n("<qt>This is the filter to apply to the file list. "
01009                          "File names that do not match the filter will not be shown.<p>"
01010                          "You may select from one of the preset filters in the "
01011                          "drop down menu, or you may enter a custom filter "
01012                          "directly into the text area.<p>"
01013                          "Wildcards such as * and ? are allowed.</qt>");
01014     d->filterLabel = new QLabel(i18n("&Filter:"), d->mainWidget);
01015     QWhatsThis::add(d->filterLabel, whatsThisText);
01016     filterWidget = new KFileFilterCombo(d->mainWidget,
01017                                         "KFileDialog::filterwidget");
01018     QWhatsThis::add(filterWidget, whatsThisText);
01019     setFilter(filter);
01020     d->filterLabel->setBuddy(filterWidget);
01021     connect(filterWidget, SIGNAL(filterChanged()), SLOT(slotFilterChanged()));
01022 
01023     // the Automatically Select Extension checkbox
01024     // (the text, visibility etc. is set in updateAutoSelectExtension(), which is called by readConfig())
01025     d->autoSelectExtCheckBox = new QCheckBox (d->mainWidget);
01026     connect(d->autoSelectExtCheckBox, SIGNAL(clicked()), SLOT(slotAutoSelectExtClicked()));
01027 
01028     initGUI(); // activate GM
01029 
01030     KConfig* config = KGlobal::config();
01031     readRecentFiles( config );
01032 
01033     adjustSize();
01034 
01035     ops->setViewConfig( config, ConfigGroup );
01036     readConfig( config, ConfigGroup );
01037     setSelection(d->selection);
01038 }
01039 
01040 void KFileDialog::initSpeedbar()
01041 {
01042     d->urlBar = new KFileSpeedBar( d->mainWidget, "url bar" );
01043     connect( d->urlBar, SIGNAL( activated( const KURL& )),
01044              SLOT( enterURL( const KURL& )) );
01045 
01046     // need to set the current url of the urlbar manually (not via urlEntered()
01047     // here, because the initial url of KDirOperator might be the same as the
01048     // one that will be set later (and then urlEntered() won't be emitted).
01049     // ### REMOVE THIS when KDirOperator's initial URL (in the c'tor) is gone.
01050     d->urlBar->setCurrentItem( d->url );
01051 
01052     d->urlBarLayout->insertWidget( 0, d->urlBar );
01053 }
01054 
01055 void KFileDialog::initGUI()
01056 {
01057     delete d->boxLayout; // deletes all sub layouts
01058 
01059     d->boxLayout = new QVBoxLayout( d->mainWidget, 0, KDialog::spacingHint());
01060     d->boxLayout->addWidget(toolbar, AlignTop);
01061 
01062     d->urlBarLayout = new QHBoxLayout( d->boxLayout ); // needed for the urlBar that may appear
01063     QVBoxLayout *vbox = new QVBoxLayout( d->urlBarLayout );
01064 
01065     vbox->addWidget(ops, 4);
01066     vbox->addSpacing(3);
01067 
01068     QGridLayout* lafBox= new QGridLayout(2, 3, KDialog::spacingHint());
01069 
01070     lafBox->addWidget(d->locationLabel, 0, 0, AlignVCenter);
01071     lafBox->addWidget(locationEdit, 0, 1, AlignVCenter);
01072     lafBox->addWidget(d->okButton, 0, 2, AlignVCenter);
01073 
01074     lafBox->addWidget(d->filterLabel, 1, 0, AlignVCenter);
01075     lafBox->addWidget(filterWidget, 1, 1, AlignVCenter);
01076     lafBox->addWidget(d->cancelButton, 1, 2, AlignVCenter);
01077 
01078     lafBox->setColStretch(1, 4);
01079 
01080     vbox->addLayout(lafBox, 0);
01081     vbox->addSpacing(3);
01082 
01083     // add the Automatically Select Extension checkbox
01084     vbox->addWidget (d->autoSelectExtCheckBox);
01085     vbox->addSpacing (3);
01086 
01087     setTabOrder(ops, d->autoSelectExtCheckBox);
01088     setTabOrder (d->autoSelectExtCheckBox, locationEdit);
01089     setTabOrder(locationEdit, filterWidget);
01090     setTabOrder(filterWidget, d->okButton);
01091     setTabOrder(d->okButton, d->cancelButton);
01092     setTabOrder(d->cancelButton, d->pathCombo);
01093     setTabOrder(d->pathCombo, ops);
01094 
01095     // If a custom widget was specified...
01096     if ( d->customWidget != 0 )
01097     {
01098         // ...add it to the dialog, below the filter list box.
01099 
01100         // Change the parent so that this widget is a child of the main widget
01101         d->customWidget->reparent( d->mainWidget, QPoint() );
01102 
01103         vbox->addWidget( d->customWidget );
01104         vbox->addSpacing(3);
01105 
01106         // FIXME: This should adjust the tab orders so that the custom widget
01107         // comes after the Cancel button. The code appears to do this, but the result
01108         // somehow screws up the tab order of the file path combo box. Not a major
01109         // problem, but ideally the tab order with a custom widget should be
01110         // the same as the order without one.
01111         setTabOrder(d->cancelButton, d->customWidget);
01112         setTabOrder(d->customWidget, d->pathCombo);
01113     }
01114     else
01115     {
01116         setTabOrder(d->cancelButton, d->pathCombo);
01117     }
01118 
01119     setTabOrder(d->pathCombo, ops);
01120 }
01121 
01122 void KFileDialog::slotFilterChanged()
01123 {
01124     QString filter = filterWidget->currentFilter();
01125     ops->clearFilter();
01126 
01127     if ( filter.find( '/' ) > -1 ) {
01128         QStringList types = QStringList::split( " ", filter );
01129         types.prepend( "inode/directory" );
01130         ops->setMimeFilter( types );
01131     }
01132     else
01133         ops->setNameFilter( filter );
01134 
01135     ops->updateDir();
01136 
01137     updateAutoSelectExtension ();
01138 
01139     emit filterChanged( filter );
01140 }
01141 
01142 
01143 void KFileDialog::setURL(const KURL& url, bool clearforward)
01144 {
01145     d->selection = QString::null;
01146     ops->setURL( url, clearforward);
01147 }
01148 
01149 // Protected
01150 void KFileDialog::urlEntered(const KURL& url)
01151 {
01152     QString filename = locationEdit->currentText();
01153     d->selection = QString::null;
01154 
01155     if ( d->pathCombo->count() != 0 ) { // little hack
01156         d->pathCombo->setURL( url );
01157     }
01158 
01159     locationEdit->blockSignals( true );
01160     locationEdit->setCurrentItem( 0 );
01161     if ( d->keepLocation )
01162         locationEdit->setEditText( filename );
01163 
01164     locationEdit->blockSignals( false );
01165 
01166     QString dir = url.url(+1);
01167     static_cast<KURLCompletion*>( d->pathCombo->completionObject() )->setDir( dir );
01168     static_cast<KURLCompletion*>( locationEdit->completionObject() )->setDir( dir );
01169 
01170     if ( d->urlBar )
01171         d->urlBar->setCurrentItem( url );
01172 }
01173 
01174 void KFileDialog::locationActivated( const QString& url )
01175 {
01176     // This guard prevents any URL _typed_ by the user from being interpreted
01177     // twice (by returnPressed/slotOk and here, activated/locationActivated)
01178     // after the user presses Enter.  Without this, _both_ setSelection and
01179     // slotOk would "u.addPath( url )" ...so instead we leave it up to just
01180     // slotOk....
01181     if (!locationEdit->lineEdit()->edited())
01182         setSelection( url );
01183 }
01184 
01185 void KFileDialog::enterURL( const KURL& url)
01186 {
01187     setURL( url );
01188 }
01189 
01190 void KFileDialog::enterURL( const QString& url )
01191 {
01192     setURL( KURL::fromPathOrURL( KURLCompletion::replacedPath( url, true, true )) );
01193 }
01194 
01195 void KFileDialog::toolbarCallback(int) // SLOT
01196 {
01197     /*
01198      * yes, nothing uses this anymore.
01199      * it used to be used to show the configure dialog
01200      */
01201 }
01202 
01203 
01204 void KFileDialog::setSelection(const QString& url)
01205 {
01206     kdDebug(kfile_area) << "setSelection " << url << endl;
01207 
01208     if (url.isEmpty()) {
01209         d->selection = QString::null;
01210         return;
01211     }
01212 
01213     KURL u = getCompleteURL(url);
01214     if (!u.isValid()) { // if it still is
01215         kdWarning() << url << " is not a correct argument for setSelection!" << endl;
01216         return;
01217     }
01218 
01219 //     #warning FIXME: http URLs, e.g. from KURLCombo
01220 
01221     /* we strip the first / from the path to avoid file://usr which means
01222      *  / on host usr
01223      */
01224     KFileItem i(KFileItem::Unknown, KFileItem::Unknown, u, true );
01225     //    KFileItem i(u.path());
01226     if ( i.isDir() && u.isLocalFile() && QFile::exists( u.path() ) ) {
01227         // trust isDir() only if the file is
01228         // local (we cannot stat non-local urls) and if it exists!
01229         // (as KFileItem does not check if the file exists or not
01230         // -> the statbuffer is undefined -> isDir() is unreliable) (Simon)
01231         setURL(u, true);
01232     }
01233     else {
01234         QString filename = u.url();
01235         int sep = filename.findRev('/');
01236         if (sep >= 0) { // there is a / in it
01237             if ( KProtocolInfo::supportsListing( u )) {
01238                 KURL dir(u);
01239                 dir.setQuery( QString::null );
01240                 dir.setFileName( QString::null );
01241                 setURL(dir, true );
01242             }
01243 
01244             // filename must be decoded, or "name with space" would become
01245             // "name%20with%20space", so we use KURL::fileName()
01246             filename = u.fileName();
01247             kdDebug(kfile_area) << "filename " << filename << endl;
01248             d->selection = filename;
01249             setLocationText( filename );
01250 
01251             // tell the line edit that it has been edited
01252             // otherwise we won't know this was set by the user
01253             // and it will be ignored if there has been an
01254             // auto completion. this caused bugs where automcompletion
01255             // would start, the user would pick something from the
01256             // history and then hit Ok only to get the autocompleted
01257             // selection. OOOPS.
01258             locationEdit->lineEdit()->setEdited( true );
01259         }
01260 
01261         d->url = ops->url();
01262         d->url.addPath(filename);
01263     }
01264 }
01265 
01266 void KFileDialog::slotLoadingFinished()
01267 {
01268     if ( !d->selection.isNull() )
01269         ops->setCurrentItem( d->selection );
01270 }
01271 
01272 // ### remove in KDE4
01273 void KFileDialog::pathComboChanged( const QString& )
01274 {
01275 }
01276 void KFileDialog::dirCompletion( const QString& ) // SLOT
01277 {
01278 }
01279 void KFileDialog::fileCompletion( const QString& match )
01280 {
01281     if ( match.isEmpty() && ops->view() )
01282         ops->view()->clearSelection();
01283     else
01284         ops->setCurrentItem( match );
01285 }
01286 
01287 void KFileDialog::slotLocationChanged( const QString& text )
01288 {
01289     if ( text.isEmpty() && ops->view() )
01290         ops->view()->clearSelection();
01291 }
01292 
01293 void KFileDialog::updateStatusLine(int /* dirs */, int /* files */)
01294 {
01295     kdWarning() << "KFileDialog::updateStatusLine is deprecated! The status line no longer exists. Do not try and use it!" << endl;
01296 }
01297 
01298 QString KFileDialog::getOpenFileName(const QString& startDir,
01299                                      const QString& filter,
01300                                      QWidget *parent, const QString& caption)
01301 {
01302     KFileDialog dlg(startDir, filter, parent, "filedialog", true);
01303     dlg.setOperationMode( Opening );
01304 
01305     dlg.setMode( KFile::File | KFile::LocalOnly );
01306     dlg.setCaption(caption.isNull() ? i18n("Open") : caption);
01307 
01308     dlg.ops->clearHistory();
01309     dlg.exec();
01310 
01311     return dlg.selectedFile();
01312 }
01313 
01314 QString KFileDialog::getOpenFileNameWId(const QString& startDir,
01315                                         const QString& filter,
01316                                         WId parent_id, const QString& caption)
01317 {
01318     QWidget* parent = QWidget::find( parent_id );
01319     KFileDialog dlg(startDir, filter, parent, "filedialog", true);
01320 #ifdef Q_WS_X11
01321     if( parent == NULL && parent_id != 0 )
01322         XSetTransientForHint( qt_xdisplay(), dlg.winId(), parent_id );
01323 #else
01324     // TODO
01325 #endif
01326 
01327     dlg.setOperationMode( KFileDialog::Opening );
01328 
01329     dlg.setMode( KFile::File | KFile::LocalOnly );
01330     dlg.setCaption(caption.isNull() ? i18n("Open") : caption);
01331 
01332     dlg.ops->clearHistory();
01333     dlg.exec();
01334 
01335     return dlg.selectedFile();
01336 }
01337 
01338 QStringList KFileDialog::getOpenFileNames(const QString& startDir,
01339                                           const QString& filter,
01340                                           QWidget *parent,
01341                                           const QString& caption)
01342 {
01343     KFileDialog dlg(startDir, filter, parent, "filedialog", true);
01344     dlg.setOperationMode( Opening );
01345 
01346     dlg.setCaption(caption.isNull() ? i18n("Open") : caption);
01347     dlg.setMode(KFile::Files | KFile::LocalOnly);
01348     dlg.ops->clearHistory();
01349     dlg.exec();
01350 
01351     return dlg.selectedFiles();
01352 }
01353 
01354 KURL KFileDialog::getOpenURL(const QString& startDir, const QString& filter,
01355                                 QWidget *parent, const QString& caption)
01356 {
01357     KFileDialog dlg(startDir, filter, parent, "filedialog", true);
01358     dlg.setOperationMode( Opening );
01359 
01360     dlg.setCaption(caption.isNull() ? i18n("Open") : caption);
01361     dlg.setMode( KFile::File );
01362     dlg.ops->clearHistory();
01363     dlg.exec();
01364 
01365     return dlg.selectedURL();
01366 }
01367 
01368 KURL::List KFileDialog::getOpenURLs(const QString& startDir,
01369                                           const QString& filter,
01370                                           QWidget *parent,
01371                                           const QString& caption)
01372 {
01373     KFileDialog dlg(startDir, filter, parent, "filedialog", true);
01374     dlg.setOperationMode( Opening );
01375 
01376     dlg.setCaption(caption.isNull() ? i18n("Open") : caption);
01377     dlg.setMode(KFile::Files);
01378     dlg.ops->clearHistory();
01379     dlg.exec();
01380 
01381     return dlg.selectedURLs();
01382 }
01383 
01384 KURL KFileDialog::getExistingURL(const QString& startDir,
01385                                        QWidget *parent,
01386                                        const QString& caption)
01387 {
01388     return KDirSelectDialog::selectDirectory(startDir, false, parent, caption);
01389 }
01390 
01391 QString KFileDialog::getExistingDirectory(const QString& startDir,
01392                                           QWidget *parent,
01393                                           const QString& caption)
01394 {
01395 #ifdef Q_WS_WIN
01396     return QFileDialog::getExistingDirectory(startDir, parent, "getExistingDirectory",
01397                                              caption, true, true);
01398 #else
01399     KURL url = KDirSelectDialog::selectDirectory(startDir, true, parent,
01400                                                  caption);
01401     if ( url.isValid() )
01402         return url.path();
01403 
01404     return QString::null;
01405 #endif
01406 }
01407 
01408 KURL KFileDialog::getImageOpenURL( const QString& startDir, QWidget *parent,
01409                                    const QString& caption)
01410 {
01411     QStringList mimetypes = KImageIO::mimeTypes( KImageIO::Reading );
01412     KFileDialog dlg(startDir,
01413                     mimetypes.join(" "),
01414                     parent, "filedialog", true);
01415     dlg.setOperationMode( Opening );
01416     dlg.setCaption( caption.isNull() ? i18n("Open") : caption );
01417     dlg.setMode( KFile::File );
01418 
01419     KImageFilePreview *ip = new KImageFilePreview( &dlg );
01420     dlg.setPreviewWidget( ip );
01421     dlg.exec();
01422 
01423     return dlg.selectedURL();
01424 }
01425 
01426 KURL KFileDialog::selectedURL() const
01427 {
01428     if ( result() == QDialog::Accepted )
01429         return d->url;
01430     else
01431         return KURL();
01432 }
01433 
01434 KURL::List KFileDialog::selectedURLs() const
01435 {
01436     KURL::List list;
01437     if ( result() == QDialog::Accepted ) {
01438         if ( (ops->mode() & KFile::Files) == KFile::Files )
01439             list = parseSelectedURLs();
01440         else
01441             list.append( d->url );
01442     }
01443     return list;
01444 }
01445 
01446 
01447 KURL::List& KFileDialog::parseSelectedURLs() const
01448 {
01449     if ( d->filenames.isEmpty() ) {
01450         return d->urlList;
01451     }
01452 
01453     d->urlList.clear();
01454     if ( d->filenames.contains( '/' )) { // assume _one_ absolute filename
01455         static const QString &prot = KGlobal::staticQString(":/");
01456         KURL u;
01457         if ( d->filenames.find( prot ) != -1 )
01458             u = d->filenames;
01459         else
01460             u.setPath( d->filenames );
01461 
01462         if ( u.isValid() )
01463             d->urlList.append( u );
01464         else
01465             KMessageBox::error( d->mainWidget,
01466                                 i18n("The chosen filenames do not\n"
01467                                      "appear to be valid."),
01468                                 i18n("Invalid Filenames") );
01469     }
01470 
01471     else
01472         d->urlList = tokenize( d->filenames );
01473 
01474     d->filenames = QString::null; // indicate that we parsed that one
01475 
01476     return d->urlList;
01477 }
01478 
01479 
01480 // FIXME: current implementation drawback: a filename can't contain quotes
01481 KURL::List KFileDialog::tokenize( const QString& line ) const
01482 {
01483     KURL::List urls;
01484     KURL u( ops->url() );
01485     QString name;
01486 
01487     int count = line.contains( '"' );
01488     if ( count == 0 ) { // no " " -> assume one single file
01489         u.setFileName( line );
01490         if ( u.isValid() )
01491             urls.append( u );
01492 
01493         return urls;
01494     }
01495 
01496     if ( (count % 2) == 1 ) { // odd number of " -> error
01497         QWidget *that = const_cast<KFileDialog *>(this);
01498         KMessageBox::sorry(that, i18n("The requested filenames\n"
01499                                       "%1\n"
01500                                       "do not appear to be valid;\n"
01501                                       "make sure every filename is enclosed in double quotes.").arg(line),
01502                            i18n("Filename Error"));
01503         return urls;
01504     }
01505 
01506     int start = 0;
01507     int index1 = -1, index2 = -1;
01508     while ( true ) {
01509         index1 = line.find( '"', start );
01510         index2 = line.find( '"', index1 + 1 );
01511 
01512         if ( index1 < 0 )
01513             break;
01514 
01515         // get everything between the " "
01516         name = line.mid( index1 + 1, index2 - index1 - 1 );
01517         u.setFileName( name );
01518         if ( u.isValid() )
01519             urls.append( u );
01520 
01521         start = index2 + 1;
01522     }
01523     return urls;
01524 }
01525 
01526 
01527 QString KFileDialog::selectedFile() const
01528 {
01529     if ( result() == QDialog::Accepted )
01530     {
01531        if (d->url.isLocalFile())
01532            return d->url.path();
01533        else {
01534            KMessageBox::sorry( d->mainWidget,
01535                                i18n("You can only select local files."),
01536                                i18n("Remote Files Not Accepted") );
01537        }
01538     }
01539     return QString::null;
01540 }
01541 
01542 QStringList KFileDialog::selectedFiles() const
01543 {
01544     QStringList list;
01545 
01546     if ( result() == QDialog::Accepted ) {
01547         if ( (ops->mode() & KFile::Files) == KFile::Files ) {
01548             KURL::List urls = parseSelectedURLs();
01549             QValueListConstIterator<KURL> it = urls.begin();
01550             while ( it != urls.end() ) {
01551                 if ( (*it).isLocalFile() )
01552                     list.append( (*it).path() );
01553                 ++it;
01554             }
01555         }
01556 
01557         else { // single-selection mode
01558             if ( d->url.isLocalFile() )
01559                 list.append( d->url.path() );
01560         }
01561     }
01562 
01563     return list;
01564 }
01565 
01566 KURL KFileDialog::baseURL() const
01567 {
01568     return ops->url();
01569 }
01570 
01571 QString KFileDialog::getSaveFileName(const QString& dir, const QString& filter,
01572                                      QWidget *parent,
01573                                      const QString& caption)
01574 {
01575     bool specialDir = dir.at(0) == ':';
01576     KFileDialog dlg( specialDir ? dir : QString::null, filter, parent, "filedialog", true);
01577     if ( !specialDir )
01578         dlg.setSelection( dir ); // may also be a filename
01579 
01580     dlg.setOperationMode( Saving );
01581     dlg.setCaption(caption.isNull() ? i18n("Save As") : caption);
01582 
01583     dlg.exec();
01584 
01585     QString filename = dlg.selectedFile();
01586     if (!filename.isEmpty())
01587         KRecentDocument::add(filename);
01588 
01589     return filename;
01590 }
01591 
01592 QString KFileDialog::getSaveFileNameWId(const QString& dir, const QString& filter,
01593                                      WId parent_id,
01594                                      const QString& caption)
01595 {
01596     bool specialDir = dir.at(0) == ':';
01597     QWidget* parent = QWidget::find( parent_id );
01598     KFileDialog dlg( specialDir ? dir : QString::null, filter, parent, "filedialog", true);
01599 #ifdef Q_WS_X11
01600     if( parent == NULL && parent_id != 0 )
01601         XSetTransientForHint(qt_xdisplay(), dlg.winId(), parent_id);
01602 #else
01603     // TODO
01604 #endif
01605 
01606     if ( !specialDir )
01607         dlg.setSelection( dir ); // may also be a filename
01608 
01609     dlg.setOperationMode( KFileDialog::Saving);
01610     dlg.setCaption(caption.isNull() ? i18n("Save As") : caption);
01611 
01612     dlg.exec();
01613 
01614     QString filename = dlg.selectedFile();
01615     if (!filename.isEmpty())
01616         KRecentDocument::add(filename);
01617 
01618     return filename;
01619 }
01620 
01621 KURL KFileDialog::getSaveURL(const QString& dir, const QString& filter,
01622                              QWidget *parent, const QString& caption)
01623 {
01624     bool specialDir = dir.at(0) == ':';
01625     KFileDialog dlg(specialDir ? dir : QString::null, filter, parent, "filedialog", true);
01626     if ( !specialDir )
01627     dlg.setSelection( dir ); // may also be a filename
01628 
01629     dlg.setCaption(caption.isNull() ? i18n("Save As") : caption);
01630     dlg.setOperationMode( Saving );
01631 
01632     dlg.exec();
01633 
01634     KURL url = dlg.selectedURL();
01635     if (url.isValid())
01636         KRecentDocument::add( url );
01637 
01638     return url;
01639 }
01640 
01641 void KFileDialog::show()
01642 {
01643     if ( !d->hasView ) { // delayed view-creation
01644         ops->setView(KFile::Default);
01645         ops->clearHistory();
01646         d->hasView = true;
01647     }
01648 
01649     KDialogBase::show();
01650 }
01651 
01652 void KFileDialog::setMode( KFile::Mode m )
01653 {
01654     ops->setMode(m);
01655     if ( ops->dirOnlyMode() ) {
01656         filterWidget->setDefaultFilter( i18n("*|All Folders") );
01657     }
01658     else {
01659         filterWidget->setDefaultFilter( i18n("*|All Files") );
01660     }
01661 
01662     updateAutoSelectExtension ();
01663 }
01664 
01665 void KFileDialog::setMode( unsigned int m )
01666 {
01667     setMode(static_cast<KFile::Mode>( m ));
01668 }
01669 
01670 KFile::Mode KFileDialog::mode() const
01671 {
01672     return ops->mode();
01673 }
01674 
01675 
01676 void KFileDialog::readConfig( KConfig *kc, const QString& group )
01677 {
01678     if ( !kc )
01679         return;
01680 
01681     QString oldGroup = kc->group();
01682     if ( !group.isEmpty() )
01683         kc->setGroup( group );
01684 
01685     ops->readConfig( kc, group );
01686 
01687     KURLComboBox *combo = d->pathCombo;
01688     combo->setURLs( kc->readPathListEntry( RecentURLs ), KURLComboBox::RemoveTop );
01689     combo->setMaxItems( kc->readNumEntry( RecentURLsNumber,
01690                                           DefaultRecentURLsNumber ) );
01691     combo->setURL( ops->url() );
01692     autoDirectoryFollowing = kc->readBoolEntry( AutoDirectoryFollowing,
01693                                                 DefaultDirectoryFollowing );
01694 
01695     KGlobalSettings::Completion cm = (KGlobalSettings::Completion)
01696                                       kc->readNumEntry( PathComboCompletionMode,
01697                                       KGlobalSettings::completionMode() );
01698     if ( cm != KGlobalSettings::completionMode() )
01699         combo->setCompletionMode( cm );
01700 
01701     cm = (KGlobalSettings::Completion)
01702          kc->readNumEntry( LocationComboCompletionMode,
01703                            KGlobalSettings::completionMode() );
01704     if ( cm != KGlobalSettings::completionMode() )
01705         locationEdit->setCompletionMode( cm );
01706 
01707     // show or don't show the speedbar
01708     toggleSpeedbar( kc->readBoolEntry(ShowSpeedbar, true) );
01709 
01710     // show or don't show the bookmarks
01711     toggleBookmarks( kc->readBoolEntry(ShowBookmarks, false) );
01712 
01713     // does the user want Automatically Select Extension?
01714     d->autoSelectExtChecked = kc->readBoolEntry (AutoSelectExtChecked, DefaultAutoSelectExtChecked);
01715     updateAutoSelectExtension ();
01716 
01717     int w1 = minimumSize().width();
01718     int w2 = toolbar->sizeHint().width() + 10;
01719     if (w1 < w2)
01720         setMinimumWidth(w2);
01721 
01722     QSize size = configDialogSize( group );
01723     resize( size );
01724     kc->setGroup( oldGroup );
01725 }
01726 
01727 void KFileDialog::writeConfig( KConfig *kc, const QString& group )
01728 {
01729     if ( !kc )
01730         return;
01731 
01732     QString oldGroup = kc->group();
01733     if ( !group.isEmpty() )
01734         kc->setGroup( group );
01735 
01736     kc->writePathEntry( RecentURLs, d->pathCombo->urls() );
01737     saveDialogSize( group, true );
01738     kc->writeEntry( PathComboCompletionMode, static_cast<int>(d->pathCombo->completionMode()) );
01739     kc->writeEntry( LocationComboCompletionMode, static_cast<int>(locationEdit->completionMode()) );
01740     kc->writeEntry( ShowSpeedbar, d->urlBar && !d->urlBar->isHidden() );
01741     kc->writeEntry( ShowBookmarks, d->bookmarkHandler != 0 );
01742     kc->writeEntry( AutoSelectExtChecked, d->autoSelectExtChecked );
01743 
01744     ops->writeConfig( kc, group );
01745     kc->setGroup( oldGroup );
01746 }
01747 
01748 
01749 void KFileDialog::readRecentFiles( KConfig *kc )
01750 {
01751     QString oldGroup = kc->group();
01752     kc->setGroup( ConfigGroup );
01753 
01754     locationEdit->setMaxItems( kc->readNumEntry( RecentFilesNumber,
01755                                                  DefaultRecentURLsNumber ) );
01756     locationEdit->setURLs( kc->readPathListEntry( RecentFiles ),
01757                            KURLComboBox::RemoveBottom );
01758     locationEdit->insertItem( QString::null, 0 ); // dummy item without pixmap
01759     locationEdit->setCurrentItem( 0 );
01760 
01761     kc->setGroup( oldGroup );
01762 }
01763 
01764 void KFileDialog::saveRecentFiles( KConfig *kc )
01765 {
01766     QString oldGroup = kc->group();
01767     kc->setGroup( ConfigGroup );
01768 
01769     kc->writePathEntry( RecentFiles, locationEdit->urls() );
01770 
01771     kc->setGroup( oldGroup );
01772 }
01773 
01774 KPushButton * KFileDialog::okButton() const
01775 {
01776     return d->okButton;
01777 }
01778 
01779 KPushButton * KFileDialog::cancelButton() const
01780 {
01781     return d->cancelButton;
01782 }
01783 
01784 KURLBar * KFileDialog::speedBar()
01785 {
01786     return d->urlBar;
01787 }
01788 
01789 void KFileDialog::slotCancel()
01790 {
01791     ops->close();
01792     KDialogBase::slotCancel();
01793 
01794     KConfig *config = KGlobal::config();
01795     config->setForceGlobal( true );
01796     writeConfig( config, ConfigGroup );
01797     config->setForceGlobal( false );
01798 }
01799 
01800 void KFileDialog::setKeepLocation( bool keep )
01801 {
01802     d->keepLocation = keep;
01803 }
01804 
01805 bool KFileDialog::keepsLocation() const
01806 {
01807     return d->keepLocation;
01808 }
01809 
01810 void KFileDialog::setOperationMode( OperationMode mode )
01811 {
01812     d->operationMode = mode;
01813     d->keepLocation = (mode == Saving);
01814     filterWidget->setEditable( !d->hasDefaultFilter || mode != Saving );
01815     if ( mode == Opening )
01816        d->okButton->setGuiItem( KGuiItem( i18n("&Open"), "fileopen") );
01817     else if ( mode == Saving )
01818        d->okButton->setGuiItem( KStdGuiItem::save() );
01819     else
01820        d->okButton->setGuiItem( KStdGuiItem::ok() );
01821     updateLocationWhatsThis ();
01822     updateAutoSelectExtension ();
01823 }
01824 
01825 KFileDialog::OperationMode KFileDialog::operationMode() const
01826 {
01827     return d->operationMode;
01828 }
01829 
01830 void KFileDialog::slotAutoSelectExtClicked()
01831 {
01832     kdDebug (kfile_area) << "slotAutoSelectExtClicked(): "
01833                          << d->autoSelectExtCheckBox->isChecked () << endl;
01834 
01835     // whether the _user_ wants it on/off
01836     d->autoSelectExtChecked = d->autoSelectExtCheckBox->isChecked ();
01837 
01838     // update the current filename's extension
01839     updateLocationEditExtension (d->extension /* extension hasn't changed */);
01840 }
01841 
01842 static QString getExtensionFromPatternList (const QStringList &patternList)
01843 {
01844     QString ret;
01845     kdDebug (kfile_area) << "\tgetExtension " << patternList << endl;
01846 
01847     QStringList::ConstIterator patternListEnd = patternList.end ();
01848     for (QStringList::ConstIterator it = patternList.begin ();
01849          it != patternListEnd;
01850          it++)
01851     {
01852         kdDebug (kfile_area) << "\t\ttry: \'" << (*it) << "\'" << endl;
01853 
01854         // is this pattern like "*.BMP" rather than useless things like:
01855         //
01856         // README
01857         // *.
01858         // *.*
01859         // *.JP*G
01860         // *.JP?
01861         if ((*it).startsWith ("*.") &&
01862             (*it).length () > 2 &&
01863             (*it).find ('*', 2) < 0 && (*it).find ('?', 2) < 0)
01864         {
01865             ret = (*it).mid (1);
01866             break;
01867         }
01868     }
01869 
01870     return ret;
01871 }
01872 
01873 static QString stripUndisplayable (const QString &string)
01874 {
01875     QString ret = string;
01876 
01877     ret.remove (':');
01878     ret.remove ('&');
01879 
01880     return ret;
01881 }
01882 
01883 
01884 QString KFileDialog::currentFilterExtension (void)
01885 {
01886     return d->extension;
01887 }
01888 
01889 void KFileDialog::updateAutoSelectExtension (void)
01890 {
01891     if (!d->autoSelectExtCheckBox) return;
01892 
01893     //
01894     // Figure out an extension for the Automatically Select Extension thing
01895     // (some Windows users apparently don't know what to do when confronted
01896     // with a text file called "COPYING" but do know what to do with
01897     // COPYING.txt ...)
01898     //
01899 
01900     kdDebug (kfile_area) << "Figure out an extension: " << endl;
01901     QString lastExtension = d->extension;
01902     d->extension = QString::null;
01903 
01904     // Automatically Select Extension is only valid if the user is _saving_ a _file_
01905     if ((operationMode () == Saving) && (mode () & KFile::File))
01906     {
01907         //
01908         // Get an extension from the filter
01909         //
01910 
01911         QString filter = currentFilter ();
01912         if (!filter.isEmpty ())
01913         {
01914             // e.g. "*.cpp"
01915             if (filter.find ('/') < 0)
01916             {
01917                 d->extension = getExtensionFromPatternList (QStringList::split (" ", filter)).lower ();
01918                 kdDebug (kfile_area) << "\tsetFilter-style: pattern ext=\'"
01919                                     << d->extension << "\'" << endl;
01920             }
01921             // e.g. "text/html"
01922             else
01923             {
01924                 KMimeType::Ptr mime = KMimeType::mimeType (filter);
01925 
01926                 // first try X-KDE-NativeExtension
01927                 QString nativeExtension = mime->property ("X-KDE-NativeExtension").toString ();
01928                 if (nativeExtension.at (0) == '.')
01929                 {
01930                     d->extension = nativeExtension.lower ();
01931                     kdDebug (kfile_area) << "\tsetMimeFilter-style: native ext=\'"
01932                                          << d->extension << "\'" << endl;
01933                 }
01934 
01935                 // no X-KDE-NativeExtension
01936                 if (d->extension.isEmpty ())
01937                 {
01938                     d->extension = getExtensionFromPatternList (mime->patterns ()).lower ();
01939                     kdDebug (kfile_area) << "\tsetMimeFilter-style: pattern ext=\'"
01940                                          << d->extension << "\'" << endl;
01941                 }
01942             }
01943         }
01944 
01945 
01946         //
01947         // GUI: checkbox
01948         //
01949 
01950         QString whatsThisExtension;
01951         if (!d->extension.isEmpty ())
01952         {
01953             // remember: sync any changes to the string with below
01954             d->autoSelectExtCheckBox->setText (i18n ("Automatically select filename e&xtension (%1)").arg (d->extension));
01955             whatsThisExtension = i18n ("the extension <b>%1</b>").arg (d->extension);
01956 
01957             d->autoSelectExtCheckBox->setEnabled (true);
01958             d->autoSelectExtCheckBox->setChecked (d->autoSelectExtChecked);
01959         }
01960         else
01961         {
01962             // remember: sync any changes to the string with above
01963             d->autoSelectExtCheckBox->setText (i18n ("Automatically select filename e&xtension"));
01964             whatsThisExtension = i18n ("a suitable extension");
01965 
01966             d->autoSelectExtCheckBox->setChecked (false);
01967             d->autoSelectExtCheckBox->setEnabled (false);
01968         }
01969 
01970         const QString locationLabelText = stripUndisplayable (d->locationLabel->text ());
01971         const QString filterLabelText = stripUndisplayable (d->filterLabel->text ());
01972         QWhatsThis::add (d->autoSelectExtCheckBox,
01973             "<qt>" +
01974                 i18n (
01975                   "This option enables some convenient features for "
01976                   "saving files with extensions:<br>"
01977                   "<ol>"
01978                     "<li>Any extension specified in the <b>%1</b> text "
01979                     "area will be updated if you change the file type "
01980                     "to save in.<br>"
01981                     "<br></li>"
01982                     "<li>If no extension is specified in the <b>%2</b> "
01983                     "text area when you click "
01984                     "<b>Save</b>, %3 will be added to the end of the "
01985                     "filename (if the filename does not already exist). "
01986                     "This extension is based on the file type that you "
01987                     "have chosen to save in.<br>"
01988                     "<br>"
01989                     "If you do not want KDE to supply an extension for the "
01990                     "filename, you can either turn this option off or you "
01991                     "can suppress it by adding a period (.) to the end of "
01992                     "the filename (the period will be automatically "
01993                     "removed)."
01994                     "</li>"
01995                   "</ol>"
01996                   "If unsure, keep this option enabled as it makes your "
01997                   "files more manageable."
01998                     )
01999                 .arg (locationLabelText)
02000                 .arg (locationLabelText)
02001                 .arg (whatsThisExtension)
02002             + "</qt>"
02003             );
02004 
02005         d->autoSelectExtCheckBox->show ();
02006 
02007 
02008         // update the current filename's extension
02009         updateLocationEditExtension (lastExtension);
02010     }
02011     // Automatically Select Extension not valid
02012     else
02013     {
02014         d->autoSelectExtCheckBox->setChecked (false);
02015         d->autoSelectExtCheckBox->hide ();
02016     }
02017 }
02018 
02019 // Updates the extension of the filename specified in locationEdit if the
02020 // Automatically Select Extension feature is enabled.
02021 // (this prevents you from accidently saving "file.kwd" as RTF, for example)
02022 void KFileDialog::updateLocationEditExtension (const QString &lastExtension)
02023 {
02024     if (!d->autoSelectExtCheckBox->isChecked () || d->extension.isEmpty ())
02025         return;
02026 
02027     QString urlStr = locationEdit->currentText ();
02028     if (urlStr.isEmpty ())
02029         return;
02030 
02031     KURL url = getCompleteURL (urlStr);
02032     kdDebug (kfile_area) << "updateLocationEditExtension (" << url << ")" << endl;
02033 
02034     const int fileNameOffset = urlStr.findRev ('/') + 1;
02035     QString fileName = urlStr.mid (fileNameOffset);
02036 
02037     const int dot = fileName.findRev ('.');
02038     const int len = fileName.length ();
02039     if (dot > 0 && // has an extension already and it's not a hidden file
02040                    // like ".hidden" (but we do accept ".hidden.ext")
02041         dot != len - 1 // and not deliberately suppressing extension
02042     )
02043     {
02044         // exists?
02045         KIO::UDSEntry t;
02046         if (KIO::NetAccess::stat (url, t, topLevelWidget()))
02047         {
02048             kdDebug (kfile_area) << "\tfile exists" << endl;
02049 
02050             if (isDirectory (t))
02051             {
02052                 kdDebug (kfile_area) << "\tisDir - won't alter extension" << endl;
02053                 return;
02054             }
02055 
02056             // --- fall through ---
02057         }
02058 
02059 
02060         //
02061         // try to get rid of the current extension
02062         //
02063 
02064         // catch "double extensions" like ".tar.gz"
02065         if (lastExtension.length () && fileName.endsWith (lastExtension))
02066             fileName.truncate (len - lastExtension.length ());
02067         // can only handle "single extensions"
02068         else
02069             fileName.truncate (dot);
02070 
02071         // add extension
02072         locationEdit->setCurrentText (urlStr.left (fileNameOffset) + fileName + d->extension);
02073         locationEdit->lineEdit()->setEdited (true);
02074     }
02075 }
02076 
02077 // applies only to a file that doesn't already exist
02078 void KFileDialog::appendExtension (KURL &url)
02079 {
02080     if (!d->autoSelectExtCheckBox->isChecked () || d->extension.isEmpty ())
02081         return;
02082 
02083     QString fileName = url.fileName ();
02084     if (fileName.isEmpty ())
02085         return;
02086 
02087     kdDebug (kfile_area) << "appendExtension(" << url << ")" << endl;
02088 
02089     const int len = fileName.length ();
02090     const int dot = fileName.findRev ('.');
02091 
02092     const bool suppressExtension = (dot == len - 1);
02093     const bool unspecifiedExtension = (dot <= 0);
02094 
02095     // don't KIO::NetAccess::Stat if unnecessary
02096     if (!(suppressExtension || unspecifiedExtension))
02097         return;
02098 
02099     // exists?
02100     KIO::UDSEntry t;
02101     if (KIO::NetAccess::stat (url, t, topLevelWidget()))
02102     {
02103         kdDebug (kfile_area) << "\tfile exists - won't append extension" << endl;
02104         return;
02105     }
02106 
02107     // suppress automatically append extension?
02108     if (suppressExtension)
02109     {
02110         //
02111         // Strip trailing dot
02112         // This allows lazy people to have autoSelectExtCheckBox->isChecked
02113         // but don't want a file extension to be appended
02114         // e.g. "README." will make a file called "README"
02115         //
02116         // If you really want a name like "README.", then type "README.."
02117         // and the trailing dot will be removed (or just stop being lazy and
02118         // turn off this feature so that you can type "README.")
02119         //
02120         kdDebug (kfile_area) << "\tstrip trailing dot" << endl;
02121         url.setFileName (fileName.left (len - 1));
02122     }
02123     // evilmatically append extension :) if the user hasn't specified one
02124     else if (unspecifiedExtension)
02125     {
02126         kdDebug (kfile_area) << "\tappending extension \'" << d->extension << "\'..." << endl;
02127         url.setFileName (fileName + d->extension);
02128         kdDebug (kfile_area) << "\tsaving as \'" << url << "\'" << endl;
02129     }
02130 }
02131 
02132 
02133 // adds the selected files/urls to 'recent documents'
02134 void KFileDialog::addToRecentDocuments()
02135 {
02136     int m = ops->mode();
02137 
02138     if ( m & KFile::LocalOnly ) {
02139         QStringList files = selectedFiles();
02140         QStringList::ConstIterator it = files.begin();
02141         for ( ; it != files.end(); ++it )
02142             KRecentDocument::add( *it );
02143     }
02144 
02145     else { // urls
02146         KURL::List urls = selectedURLs();
02147         KURL::List::ConstIterator it = urls.begin();
02148         for ( ; it != urls.end(); ++it ) {
02149             if ( (*it).isValid() )
02150                 KRecentDocument::add( *it );
02151         }
02152     }
02153 }
02154 
02155 KActionCollection * KFileDialog::actionCollection() const
02156 {
02157     return ops->actionCollection();
02158 }
02159 
02160 void KFileDialog::keyPressEvent( QKeyEvent *e )
02161 {
02162     if ( e->key() == Key_Escape )
02163     {
02164         e->accept();
02165         d->cancelButton->animateClick();
02166     }
02167     else
02168         KDialogBase::keyPressEvent( e );
02169 }
02170 
02171 void KFileDialog::toggleSpeedbar( bool show )
02172 {
02173     if ( show )
02174     {
02175         if ( !d->urlBar )
02176             initSpeedbar();
02177 
02178         d->urlBar->show();
02179 
02180         // check to see if they have a home item defined, if not show the home button
02181         KURLBarItem *urlItem = static_cast<KURLBarItem*>( d->urlBar->listBox()->firstItem() );
02182         KURL homeURL;
02183         homeURL.setPath( QDir::homeDirPath() );
02184         while ( urlItem )
02185         {
02186             if ( homeURL.equals( urlItem->url(), true ) )
02187             {
02188                 ops->actionCollection()->action( "home" )->unplug( toolbar );
02189                 break;
02190             }
02191 
02192             urlItem = static_cast<KURLBarItem*>( urlItem->next() );
02193         }
02194     }
02195     else
02196     {
02197         if (d->urlBar)
02198             d->urlBar->hide();
02199 
02200         if ( !ops->actionCollection()->action( "home" )->isPlugged( toolbar ) )
02201             ops->actionCollection()->action( "home" )->plug( toolbar, 3 );
02202     }
02203 
02204     static_cast<KToggleAction *>(actionCollection()->action("toggleSpeedbar"))->setChecked( show );
02205 }
02206 
02207 void KFileDialog::toggleBookmarks(bool show)
02208 {
02209     if (show)
02210     {
02211         if (d->bookmarkHandler)
02212         {
02213             return;
02214         }
02215 
02216         d->bookmarkHandler = new KFileBookmarkHandler( this );
02217         connect( d->bookmarkHandler, SIGNAL( openURL( const QString& )),
02218                     SLOT( enterURL( const QString& )));
02219 
02220         toolbar->insertButton(QString::fromLatin1("bookmark"),
02221                               (int)HOTLIST_BUTTON, true,
02222                               i18n("Bookmarks"), 5);
02223         toolbar->getButton(HOTLIST_BUTTON)->setPopup(d->bookmarkHandler->menu(),
02224                                                      true);
02225         QWhatsThis::add(toolbar->getButton(HOTLIST_BUTTON),
02226                         i18n("<qt>This button allows you to bookmark specific locations. "
02227                                 "Click on this button to open the bookmark menu where you may add, "
02228                                 "edit or select a bookmark.<p>"
02229                                 "These bookmarks are specific to the file dialog, but otherwise operate "
02230                                 "like bookmarks elsewhere in KDE.</qt>"));
02231     }
02232     else if (d->bookmarkHandler)
02233     {
02234         delete d->bookmarkHandler;
02235         d->bookmarkHandler = 0;
02236         toolbar->removeItem(HOTLIST_BUTTON);
02237     }
02238 
02239     static_cast<KToggleAction *>(actionCollection()->action("toggleBookmarks"))->setChecked( show );
02240 }
02241 
02242 int KFileDialog::pathComboIndex()
02243 {
02244     return d->m_pathComboIndex;
02245 }
02246 
02247 // static
02248 void KFileDialog::initStatic()
02249 {
02250     if ( lastDirectory )
02251         return;
02252 
02253     lastDirectory = ldd.setObject(lastDirectory, new KURL());
02254 }
02255 
02256 // static
02257 KURL KFileDialog::getStartURL( const QString& startDir,
02258                                QString& recentDirClass )
02259 {
02260     initStatic();
02261 
02262     recentDirClass = QString::null;
02263     KURL ret;
02264 
02265     bool useDefaultStartDir = startDir.isEmpty();
02266     if ( !useDefaultStartDir )
02267     {
02268         if (startDir[0] == ':')
02269         {
02270             recentDirClass = startDir;
02271             ret = KURL::fromPathOrURL( KRecentDirs::dir(recentDirClass) );
02272         }
02273         else
02274         {
02275             ret = KCmdLineArgs::makeURL( QFile::encodeName(startDir) );
02276             // If we won't be able to list it (e.g. http), then use default
02277             if ( !KProtocolInfo::supportsListing( ret ) )
02278                 useDefaultStartDir = true;
02279         }
02280     }
02281 
02282     if ( useDefaultStartDir )
02283     {
02284         if (lastDirectory->isEmpty()) {
02285             lastDirectory->setPath(KGlobalSettings::documentPath());
02286             KURL home;
02287             home.setPath( QDir::homeDirPath() );
02288             // if there is no docpath set (== home dir), we prefer the current
02289             // directory over it. We also prefer the homedir when our CWD is
02290             // different from our homedirectory or when the document dir
02291             // does not exist
02292             if ( lastDirectory->path(+1) == home.path(+1) ||
02293                  QDir::currentDirPath() != QDir::homeDirPath() ||
02294                  !QDir(lastDirectory->path(+1)).exists() )
02295                 lastDirectory->setPath(QDir::currentDirPath());
02296         }
02297         ret = *lastDirectory;
02298     }
02299 
02300     return ret;
02301 }
02302 
02303 void KFileDialog::setStartDir( const KURL& directory )
02304 {
02305     initStatic();
02306     if ( directory.isValid() )
02307         *lastDirectory = directory;
02308 }
02309 
02310 void KFileDialog::virtual_hook( int id, void* data )
02311 { KDialogBase::virtual_hook( id, data ); }
02312 
02313 
02314 #include "kfiledialog.moc"
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