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KIO

renamedialog.cpp

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00001 /* This file is part of the KDE libraries
00002     Copyright (C) 2000 Stephan Kulow <coolo@kde.org>
00003                        David Faure <faure@kde.org>
00004                   2001,2006 Holger Freyther <freyther@kde.org>
00005 
00006     This library is free software; you can redistribute it and/or
00007     modify it under the terms of the GNU Library General Public
00008     License as published by the Free Software Foundation; either
00009     version 2 of the License, or (at your option) any later version.
00010 
00011     This library is distributed in the hope that it will be useful,
00012     but WITHOUT ANY WARRANTY; without even the implied warranty of
00013     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00014     Library General Public License for more details.
00015 
00016     You should have received a copy of the GNU Library General Public License
00017     along with this library; see the file COPYING.LIB.  If not, write to
00018     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00019     Boston, MA 02110-1301, USA.
00020 */
00021 
00022 #include "kio/renamedialog.h"
00023 #include "kio/renamedialogplugin.h"
00024 #include <stdio.h>
00025 #include <assert.h>
00026 
00027 #include <QtCore/QDate>
00028 #include <QtCore/QFileInfo>
00029 #include <QtGui/QLabel>
00030 #include <QtGui/QLayout>
00031 #include <QtCore/QDir>
00032 
00033 #include <klineedit.h>
00034 #include <kmessagebox.h>
00035 #include <kpushbutton.h>
00036 #include <kio/global.h>
00037 #include <kmimetypetrader.h>
00038 #include <kdialog.h>
00039 #include <klocale.h>
00040 #include <kglobal.h>
00041 #include <kdebug.h>
00042 #include <kurl.h>
00043 #include <kmimetype.h>
00044 #include <kseparator.h>
00045 #include <kstringhandler.h>
00046 #include <kstandardguiitem.h>
00047 #include <kguiitem.h>
00048 #include <ksqueezedtextlabel.h>
00049 
00050 using namespace KIO;
00051 
00053 class RenameDialog::RenameDialogPrivate
00054 {
00055  public:
00056   RenameDialogPrivate(){
00057     bCancel = 0;
00058     bRename = bSkip = bAutoSkip = bOverwrite = bOverwriteAll = 0;
00059     bResume = bResumeAll = bSuggestNewName = 0;
00060     m_pLineEdit = 0;
00061   }
00062   KPushButton *bCancel;
00063   QPushButton *bRename;
00064   QPushButton *bSkip;
00065   QPushButton *bAutoSkip;
00066   QPushButton *bOverwrite;
00067   QPushButton *bOverwriteAll;
00068   QPushButton *bResume;
00069   QPushButton *bResumeAll;
00070   QPushButton *bSuggestNewName;
00071   KLineEdit* m_pLineEdit;
00072   KUrl src;
00073   KUrl dest;
00074   QString mimeSrc;
00075   QString mimeDest;
00076   bool plugin;
00077 };
00078 
00079 RenameDialog::RenameDialog(QWidget *parent, const QString & _caption,
00080                      const KUrl &_src, const KUrl &_dest,
00081                      RenameDialog_Mode _mode,
00082                      KIO::filesize_t sizeSrc,
00083                      KIO::filesize_t sizeDest,
00084                      time_t ctimeSrc,
00085                      time_t ctimeDest,
00086                      time_t mtimeSrc,
00087                      time_t mtimeDest)
00088   : QDialog ( parent ), d(new RenameDialogPrivate)
00089 {
00090     setObjectName( "KIO::RenameDialog" );
00091 
00092     d->src = _src;
00093     d->dest = _dest;
00094     d->plugin = false;
00095 
00096     setWindowTitle( _caption );
00097 
00098     d->bCancel = new KPushButton( KStandardGuiItem::cancel(), this );
00099     connect(d->bCancel, SIGNAL(clicked()), this, SLOT(cancelPressed()));
00100 
00101     if ( ! (_mode & M_NORENAME ) ) {
00102         d->bRename = new QPushButton( i18n( "&Rename" ), this );
00103         d->bRename->setEnabled(false);
00104         d->bSuggestNewName = new QPushButton( i18n( "Suggest New &Name" ), this );
00105         connect(d->bSuggestNewName, SIGNAL(clicked()), this, SLOT(suggestNewNamePressed()));
00106         connect(d->bRename, SIGNAL(clicked()), this, SLOT(renamePressed()));
00107     }
00108 
00109     if ( ( _mode & M_MULTI ) && ( _mode & M_SKIP ) ) {
00110         d->bSkip = new QPushButton( i18n( "&Skip" ), this );
00111         connect(d->bSkip, SIGNAL(clicked()), this, SLOT(skipPressed()));
00112 
00113         d->bAutoSkip = new QPushButton( i18n( "&Auto Skip" ), this );
00114         connect(d->bAutoSkip, SIGNAL(clicked()), this, SLOT(autoSkipPressed()));
00115     }
00116 
00117     if ( _mode & M_OVERWRITE ) {
00118         d->bOverwrite = new QPushButton( i18n( "&Overwrite" ), this );
00119         connect(d->bOverwrite, SIGNAL(clicked()), this, SLOT(overwritePressed()));
00120 
00121         if ( _mode & M_MULTI ) {
00122             d->bOverwriteAll = new QPushButton( i18n( "O&verwrite All" ), this );
00123             connect(d->bOverwriteAll, SIGNAL(clicked()), this, SLOT(overwriteAllPressed()));
00124         }
00125     }
00126 
00127     if ( _mode & M_RESUME ) {
00128         d->bResume = new QPushButton( i18n( "&Resume" ), this );
00129         connect(d->bResume, SIGNAL(clicked()), this, SLOT(resumePressed()));
00130 
00131         if ( _mode & M_MULTI )
00132         {
00133             d->bResumeAll = new QPushButton( i18n( "R&esume All" ), this );
00134             connect(d->bResumeAll, SIGNAL(clicked()), this, SLOT(resumeAllPressed()));
00135         }
00136     }
00137 
00138     QVBoxLayout* pLayout = new QVBoxLayout( this );
00139     pLayout->setMargin( KDialog::marginHint() );
00140     pLayout->setSpacing( KDialog::spacingHint() );
00141     pLayout->addStrut( 360 );   // makes dlg at least that wide
00142 
00143     // User tries to overwrite a file with itself ?
00144     if ( _mode & M_OVERWRITE_ITSELF ) {
00145         QLabel *lb = new QLabel( i18n( "This action would overwrite '%1' with itself.\n"
00146                                        "Please enter a new file name:" ,  KStringHandler::csqueeze( d->src.pathOrUrl(),100 ) ), this );
00147         d->bRename->setText(i18n("C&ontinue"));
00148         pLayout->addWidget( lb );
00149     }
00150     else if ( _mode & M_OVERWRITE ) {
00151 
00152         // Figure out the mimetype and load one plugin
00153         // (This is the only mode that is handled by plugins)
00154         pluginHandling();
00155         KService::List plugin_offers;
00156         if( d->mimeSrc != KMimeType::defaultMimeType()   ){
00157             plugin_offers = KMimeTypeTrader::self()->query(d->mimeSrc, "RenameDialog/Plugin");
00158 
00159         }else if(d->mimeDest != KMimeType::defaultMimeType() ) {
00160             plugin_offers = KMimeTypeTrader::self()->query(d->mimeDest, "RenameDialog/Plugin");
00161         }
00162         if(!plugin_offers.isEmpty() ){
00163             RenameDialogPlugin::FileItem src( _src, d->mimeSrc, sizeSrc, ctimeSrc, mtimeSrc );
00164             RenameDialogPlugin::FileItem dst( _dest,d->mimeDest, sizeDest, ctimeDest, mtimeDest );
00165             foreach (const KService::Ptr &ptr, plugin_offers) {
00166                 RenameDialogPlugin *plugin = ptr->createInstance<RenameDialogPlugin>(this);
00167                 if( !plugin )
00168                     continue;
00169 
00170                 plugin->setObjectName( ptr->name() );
00171                 if( plugin->wantToHandle( _mode, src, dst ) ) {
00172                     d->plugin = true;
00173                     plugin->handle( _mode, src, dst );
00174                     pLayout->addWidget(plugin );
00175                     break;
00176                 } else {
00177                     delete plugin;
00178                 }
00179             }
00180 
00181         }
00182 
00183         if( !d->plugin ){
00184             // No plugin found, build default dialog
00185             QGridLayout * gridLayout = new QGridLayout();
00186             gridLayout->setMargin( KDialog::marginHint() );
00187             gridLayout->setSpacing( KDialog::spacingHint() );
00188             pLayout->addLayout(gridLayout);
00189             gridLayout->setColumnStretch(0,0);
00190             gridLayout->setColumnStretch(1,10);
00191 
00192             QString sentence1;
00193             if (mtimeDest < mtimeSrc)
00194                 sentence1 = i18n("An older item named '%1' already exists.", d->dest.pathOrUrl());
00195             else if (mtimeDest == mtimeSrc)
00196                 sentence1 = i18n("A similar file named '%1' already exists.", d->dest.pathOrUrl());
00197             else
00198                 sentence1 = i18n("A newer item named '%1' already exists.", d->dest.pathOrUrl());
00199 
00200             QLabel * lb1 = new KSqueezedTextLabel( sentence1, this );
00201             gridLayout->addWidget( lb1, 0, 0, 1, 2 ); // takes the complete first line
00202 
00203             lb1 = new QLabel( this );
00204             lb1->setPixmap( KIO::pixmapForUrl( d->dest ) );
00205             gridLayout->addWidget( lb1, 1, 0, 3, 1 ); // takes the first column on rows 1-3
00206 
00207             int row = 1;
00208             if ( sizeDest != (KIO::filesize_t)-1 )
00209             {
00210                 QLabel * lb = new QLabel( i18n("size %1",  KIO::convertSize(sizeDest) ), this );
00211                 gridLayout->addWidget( lb, row, 1 );
00212                 row++;
00213 
00214             }
00215             if ( ctimeDest != (time_t)-1 )
00216             {
00217                 QDateTime dctime; dctime.setTime_t( ctimeDest );
00218                 QLabel * lb = new QLabel( i18n("created on %1",  KGlobal::locale()->formatDateTime(dctime) ), this );
00219                 gridLayout->addWidget( lb, row, 1 );
00220                 row++;
00221             }
00222             if ( mtimeDest != (time_t)-1 )
00223             {
00224                 QDateTime dmtime; dmtime.setTime_t( mtimeDest );
00225                 QLabel * lb = new QLabel( i18n("modified on %1",  KGlobal::locale()->formatDateTime(dmtime) ), this );
00226                 gridLayout->addWidget( lb, row, 1 );
00227                 row++;
00228             }
00229 
00230             if ( !d->src.isEmpty() )
00231             {
00232                 // rows 1 to 3 are the details (size/ctime/mtime), row 4 is empty
00233 
00234                 QLabel * lb2 = new KSqueezedTextLabel( i18n("The source file is '%1'", d->src.pathOrUrl()), this );
00235                 gridLayout->addWidget( lb2, 5, 0, 1, 2 ); // takes the complete first line
00236 
00237                 lb2 = new QLabel( this );
00238                 lb2->setPixmap( KIO::pixmapForUrl( d->src ) );
00239                 gridLayout->addWidget( lb2, 6, 0, 3, 1 ); // takes the first column on rows 6-8
00240 
00241                 row = 6;
00242 
00243                 if ( sizeSrc != (KIO::filesize_t)-1 )
00244                 {
00245                     QLabel * lb = new QLabel( i18n("size %1",  KIO::convertSize(sizeSrc) ), this );
00246                     gridLayout->addWidget( lb, row, 1 );
00247                     row++;
00248                 }
00249                 if ( ctimeSrc != (time_t)-1 )
00250                 {
00251                     QDateTime dctime; dctime.setTime_t( ctimeSrc );
00252                     QLabel * lb = new QLabel( i18n("created on %1",  KGlobal::locale()->formatDateTime(dctime) ), this );
00253                     gridLayout->addWidget( lb, row, 1 );
00254                     row++;
00255                 }
00256                 if ( mtimeSrc != (time_t)-1 )
00257                 {
00258                     QDateTime dmtime; dmtime.setTime_t( mtimeSrc );
00259                     QLabel * lb = new QLabel( i18n("modified on %1",  KGlobal::locale()->formatDateTime(dmtime) ), this );
00260                     gridLayout->addWidget( lb, row, 1 );
00261                     row++;
00262                 }
00263             }
00264         }
00265     }
00266     else
00267     {
00268         // This is the case where we don't want to allow overwriting, the existing
00269         // file must be preserved (e.g. when renaming).
00270         QString sentence1;
00271         if (mtimeDest < mtimeSrc)
00272             sentence1 = i18n("An older item named '%1' already exists.", d->dest.pathOrUrl());
00273         else if (mtimeDest == mtimeSrc)
00274             sentence1 = i18n("A similar file named '%1' already exists.", d->dest.pathOrUrl());
00275         else
00276             sentence1 = i18n("A newer item named '%1' already exists.", d->dest.pathOrUrl());
00277 
00278         QLabel *lb = new KSqueezedTextLabel( sentence1, this );
00279         pLayout->addWidget(lb);
00280     }
00281     QHBoxLayout* layout2 = new QHBoxLayout();
00282     pLayout->addLayout( layout2 );
00283 
00284     d->m_pLineEdit = new KLineEdit( this );
00285     layout2->addWidget( d->m_pLineEdit );
00286     QString fileName = d->dest.fileName();
00287     d->m_pLineEdit->setText( KIO::decodeFileName( fileName ) );
00288     if ( d->bRename || d->bOverwrite )
00289         connect(d->m_pLineEdit, SIGNAL(textChanged(const QString &)),
00290                 SLOT(enableRenameButton(const QString &)));
00291     if ( d->bSuggestNewName )
00292     {
00293         layout2->addWidget( d->bSuggestNewName );
00294         setTabOrder( d->m_pLineEdit, d->bSuggestNewName );
00295     }
00296 
00297     KSeparator* separator = new KSeparator( this );
00298     pLayout->addWidget( separator );
00299 
00300     QHBoxLayout* layout = new QHBoxLayout();
00301     pLayout->addLayout( layout );
00302 
00303     layout->addStretch(1);
00304 
00305     if ( d->bRename )
00306     {
00307         layout->addWidget( d->bRename );
00308         setTabOrder( d->bRename, d->bCancel );
00309     }
00310     if ( d->bSkip )
00311     {
00312         layout->addWidget( d->bSkip );
00313         setTabOrder( d->bSkip, d->bCancel );
00314     }
00315     if ( d->bAutoSkip )
00316     {
00317         layout->addWidget( d->bAutoSkip );
00318         setTabOrder( d->bAutoSkip, d->bCancel );
00319     }
00320     if ( d->bOverwrite )
00321     {
00322         layout->addWidget( d->bOverwrite );
00323         setTabOrder( d->bOverwrite, d->bCancel );
00324     }
00325     if ( d->bOverwriteAll )
00326     {
00327         layout->addWidget( d->bOverwriteAll );
00328         setTabOrder( d->bOverwriteAll, d->bCancel );
00329     }
00330     if ( d->bResume )
00331     {
00332         layout->addWidget( d->bResume );
00333         setTabOrder( d->bResume, d->bCancel );
00334     }
00335     if ( d->bResumeAll )
00336     {
00337         layout->addWidget( d->bResumeAll );
00338         setTabOrder( d->bResumeAll, d->bCancel );
00339     }
00340 
00341     d->bCancel->setDefault( true );
00342     layout->addWidget( d->bCancel );
00343 
00344     resize( sizeHint() );
00345 }
00346 
00347 RenameDialog::~RenameDialog()
00348 {
00349   delete d;
00350   // no need to delete Pushbuttons,... qt will do this
00351 }
00352 
00353 void RenameDialog::enableRenameButton(const QString &newDest)
00354 {
00355   if ( newDest != KIO::decodeFileName( d->dest.fileName() ) && !newDest.isEmpty() )
00356   {
00357     d->bRename->setEnabled( true );
00358     d->bRename->setDefault( true );
00359     if ( d->bOverwrite )
00360         d->bOverwrite->setEnabled( false ); // prevent confusion (#83114)
00361   }
00362   else
00363   {
00364     d->bRename->setEnabled( false );
00365     if ( d->bOverwrite )
00366         d->bOverwrite->setEnabled( true );
00367   }
00368 }
00369 
00370 KUrl RenameDialog::newDestUrl()
00371 {
00372   KUrl newDest( d->dest );
00373   QString fileName = d->m_pLineEdit->text();
00374   newDest.setFileName( KIO::encodeFileName( fileName ) );
00375   return newDest;
00376 }
00377 
00378 void RenameDialog::cancelPressed()
00379 {
00380     done( R_CANCEL );
00381 }
00382 
00383 // Rename
00384 void RenameDialog::renamePressed()
00385 {
00386   if ( d->m_pLineEdit->text().isEmpty() )
00387     return;
00388 
00389   KUrl u = newDestUrl();
00390   if ( !u.isValid() )
00391   {
00392     KMessageBox::error( this, i18n( "Malformed URL\n%1" ,  u.url() ) );
00393     return;
00394   }
00395 
00396   done( R_RENAME );
00397 }
00398 
00399 QString RenameDialog::suggestName(const KUrl& baseURL, const QString& oldName)
00400 {
00401   QString dotSuffix, suggestedName;
00402   QString basename = oldName;
00403 
00404   int index = basename.indexOf( '.' );
00405   if ( index != -1 ) {
00406     dotSuffix = basename.mid( index );
00407     basename.truncate( index );
00408   }
00409 
00410   int pos = basename.lastIndexOf( '_' );
00411   if(pos != -1 ){
00412     QString tmp = basename.mid( pos+1 );
00413     bool ok;
00414     int number = tmp.toInt( &ok );
00415     if ( !ok ) {// ok there is no number
00416       suggestedName = basename + '1' + dotSuffix;
00417     }
00418     else {
00419      // yes there's already a number behind the _ so increment it by one
00420       basename.replace( pos+1, tmp.length(), QString::number(number+1) );
00421       suggestedName = basename + dotSuffix;
00422     }
00423   }
00424   else // no underscore yet
00425     suggestedName = basename + "_1" + dotSuffix ;
00426 
00427   // Check if suggested name already exists
00428   bool exists = false;
00429   // TODO: network transparency. However, using NetAccess from a modal dialog
00430   // could be a problem, no? (given that it uses a modal widget itself....)
00431   if ( baseURL.isLocalFile() )
00432     exists = QFileInfo( baseURL.path(KUrl::AddTrailingSlash) + suggestedName ).exists();
00433 
00434   if ( !exists )
00435     return suggestedName;
00436   else // already exists -> recurse
00437     return suggestName( baseURL, suggestedName );
00438 }
00439 
00440 // Propose button clicked
00441 void RenameDialog::suggestNewNamePressed()
00442 {
00443   /* no name to play with */
00444   if ( d->m_pLineEdit->text().isEmpty() )
00445     return;
00446 
00447   KUrl destDirectory( d->dest );
00448   destDirectory.setPath( destDirectory.directory() );
00449   d->m_pLineEdit->setText( suggestName( destDirectory, d->m_pLineEdit->text() ) );
00450   return;
00451 }
00452 
00453 void RenameDialog::skipPressed()
00454 {
00455   done( R_SKIP );
00456 }
00457 
00458 void RenameDialog::autoSkipPressed()
00459 {
00460   done( R_AUTO_SKIP );
00461 }
00462 
00463 void RenameDialog::overwritePressed()
00464 {
00465   done( R_OVERWRITE );
00466 }
00467 
00468 void RenameDialog::overwriteAllPressed()
00469 {
00470   done( R_OVERWRITE_ALL );
00471 }
00472 
00473 void RenameDialog::resumePressed()
00474 {
00475   done( R_RESUME );
00476 }
00477 
00478 void RenameDialog::resumeAllPressed()
00479 {
00480   done( R_RESUME_ALL );
00481 }
00482 
00483 static QString mime( const KUrl& src )
00484 {
00485   KMimeType::Ptr type = KMimeType::findByUrl( src );
00486   //if( type->name() == KMimeType::defaultMimeType() ){ // ok no mimetype
00487     //    QString ty = KIO::NetAccess::mimetype(d->src );
00488     // return ty;
00489     return type->name();
00490 }
00491 
00498 void RenameDialog::pluginHandling()
00499 {
00500   d->mimeSrc = mime( d->src );
00501   d->mimeDest = mime(d->dest );
00502 
00503   kDebug(7024) << "Source Mimetype: "<< d->mimeSrc;
00504   kDebug(7024) << "Dest Mimetype: "<< d->mimeDest;
00505 }
00506 
00507 #include "renamedialog.moc"

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