panelfunc.cpp

LINUX 下, 以 QT/KDE 写的档案管理员

		return ;
	}

	KrViewer::edit( files() ->vfs_getFile( name ) );
}

void ListPanelFunc::moveFiles() {
	PreserveMode pmode = PM_DEFAULT;

	QStringList fileNames;
	panel->getSelectedNames( &fileNames );
	if ( fileNames.isEmpty() )
		return ;  // safety

	KURL dest = panel->otherPanel->virtualPath();
	KURL virtualBaseURL;

	QString destProtocol = dest.protocol();
	if ( destProtocol == "krarc" || destProtocol == "tar" || destProtocol == "zip" ) {
		KMessageBox::sorry( krApp, i18n( "Moving into archive is disabled" ) );
		return ;
	}

	krConfig->setGroup( "Advanced" );
	if ( krConfig->readBoolEntry( "Confirm Move", _ConfirmMove ) ) {
		bool preserveAttrs = krConfig->readBoolEntry( "PreserveAttributes", _PreserveAttributes );
		QString s;

  if( fileNames.count() == 1 )
    s = i18n("Move %1 to:").arg(fileNames.first());
  else
    s = i18n("Move %n file to:", "Move %n files to:", fileNames.count());

		// ask the user for the copy dest
		virtualBaseURL = getVirtualBaseURL();
		dest = KChooseDir::getDir(s, dest, panel->virtualPath(), preserveAttrs, virtualBaseURL);
		if ( dest.isEmpty() ) return ; // the user canceled
		if( preserveAttrs )
			pmode = PM_PRESERVE_ATTR;
		else
			pmode = PM_NONE;
	}

	if ( fileNames.isEmpty() )
		return ; // nothing to copy

	KURL::List* fileUrls = files() ->vfs_getFiles( &fileNames );

	// after the delete return the cursor to the first unmarked
	// file above the current item;
	panel->prepareToDelete();

	if( !virtualBaseURL.isEmpty() ) {
		// keep the directory structure for virtual paths
		VirtualCopyJob *vjob = new VirtualCopyJob( &fileNames, files(), dest, virtualBaseURL, pmode, KIO::CopyJob::Move, false, true );
		connect( vjob, SIGNAL( result( KIO::Job* ) ), this, SLOT( refresh() ) );
		if ( dest.equals( panel->otherPanel->virtualPath(), true ) )
			connect( vjob, SIGNAL( result( KIO::Job* ) ), panel->otherPanel->func, SLOT( refresh() ) );
	}
	// if we are not moving to the other panel :
	else if ( !dest.equals( panel->otherPanel->virtualPath(), true ) ) {
		// you can rename only *one* file not a batch,
		// so a batch dest must alwayes be a directory
		if ( fileNames.count() > 1 ) dest.adjustPath(1);
		KIO::Job* job = PreservingCopyJob::createCopyJob( pmode, *fileUrls, dest, KIO::CopyJob::Move, false, true );
		job->setAutoErrorHandlingEnabled( true );
		// refresh our panel when done
		connect( job, SIGNAL( result( KIO::Job* ) ), this, SLOT( refresh() ) );
		// and if needed the other panel as well
		if ( dest.equals( panel->otherPanel->virtualPath(), true ) )
			connect( job, SIGNAL( result( KIO::Job* ) ), panel->otherPanel->func, SLOT( refresh() ) );

	} else { // let the other panel do the dirty job
		//check if copy is supported
		if ( !otherFunc() ->files() ->vfs_isWritable() ) {
			KMessageBox::sorry( krApp, i18n( "You can't move files to this file system" ) );
			return ;
		}
		// finally..
		otherFunc() ->files() ->vfs_addFiles( fileUrls, KIO::CopyJob::Move, files(), "", pmode );
	}
}

// called from SLOTS to begin the renaming process
void ListPanelFunc::rename() {
	panel->view->renameCurrentItem();
}

// called by signal itemRenamed() from the view to complete the renaming process
void ListPanelFunc::rename( const QString &oldname, const QString &newname ) {
	if ( oldname == newname )
		return ; // do nothing
	panel->view->setNameToMakeCurrentIfAdded( newname );
	// as always - the vfs do the job
	files() ->vfs_rename( oldname, newname );
}

void ListPanelFunc::mkdir() {
	// ask the new dir name..
	bool ok = false;
	QString dirName =
	    KInputDialog::getText( i18n( "New directory" ), i18n( "Directory's name:" ), "", &ok, krApp );

	// if the user canceled - quit
	if ( !ok || dirName.isEmpty() )
		return ;

	QStringList dirTree = QStringList::split( "/", dirName );

	for ( QStringList::Iterator it = dirTree.begin(); it != dirTree.end(); ++it ) {
		// check if the name is already taken
		if ( files() ->vfs_search( *it ) ) {
			// if it is the last dir to be created - quit
			if ( *it == dirTree.last() ) {
				KMessageBox::sorry( krApp, i18n( "A directory or a file with this name already exists." ) );
				return ;
			}
			// else go into this dir
			else {
				immediateOpenUrl( *it );
				continue;
			}
		}

		panel->view->setNameToMakeCurrent( *it );
		// as always - the vfs do the job
		files() ->vfs_mkdir( *it );
		if ( dirTree.count() > 1 )
			immediateOpenUrl( *it );
	} // for
}

KURL ListPanelFunc::getVirtualBaseURL() {
	if( files()->vfs_getType() != vfs::VIRT || otherFunc()->files()->vfs_getType() == vfs::VIRT )
		return KURL();
	
	QStringList fileNames;
	panel->getSelectedNames( &fileNames );
	
	KURL::List* fileUrls = files() ->vfs_getFiles( &fileNames );
	if( fileUrls->count() == 0 )
		return KURL();
	
	KURL base = (*fileUrls)[ 0 ].upURL();
	
	if( base.protocol() == "virt" ) // is it a virtual subfolder?
		return KURL();          // --> cannot keep the directory structure
	
	for( unsigned i=1; i < fileUrls->count(); i++ ) {
		if( base.isParentOf( (*fileUrls)[ i ] ) )
			continue;
		if( base.protocol() != (*fileUrls)[ i ].protocol() )
			return KURL();
		
		do {
			KURL oldBase = base;
			base = base.upURL();
			if( oldBase.equals( base, true ) )
				return KURL();
			if( base.isParentOf( (*fileUrls)[ i ] ) )
				break;
		}while( true );
	}
	return base;
}

void ListPanelFunc::copyFiles() {
	PreserveMode pmode = PM_DEFAULT;

	QStringList fileNames;
	panel->getSelectedNames( &fileNames );
	if ( fileNames.isEmpty() )
		return ;  // safety

	KURL dest = panel->otherPanel->virtualPath();
	KURL virtualBaseURL;

	// confirm copy
	krConfig->setGroup( "Advanced" );
	if ( krConfig->readBoolEntry( "Confirm Copy", _ConfirmCopy ) ) {
		bool preserveAttrs = krConfig->readBoolEntry( "PreserveAttributes", _PreserveAttributes );
		QString s;

  if( fileNames.count() == 1 )
    s = i18n("Copy %1 to:").arg(fileNames.first());
  else
    s = i18n("Copy %n file to:", "Copy %n files to:", fileNames.count());

		// ask the user for the copy dest
		virtualBaseURL = getVirtualBaseURL();
		dest = KChooseDir::getDir(s, dest, panel->virtualPath(), preserveAttrs, virtualBaseURL );
		if ( dest.isEmpty() ) return ; // the user canceled
		if( preserveAttrs )
			pmode = PM_PRESERVE_ATTR;
		else
			pmode = PM_NONE;
	}

	KURL::List* fileUrls = files() ->vfs_getFiles( &fileNames );

	if( !virtualBaseURL.isEmpty() ) {
		// keep the directory structure for virtual paths
		VirtualCopyJob *vjob = new VirtualCopyJob( &fileNames, files(), dest, virtualBaseURL, pmode, KIO::CopyJob::Copy, false, true );
		connect( vjob, SIGNAL( result( KIO::Job* ) ), this, SLOT( refresh() ) );
		if ( dest.equals( panel->otherPanel->virtualPath(), true ) )
			connect( vjob, SIGNAL( result( KIO::Job* ) ), panel->otherPanel->func, SLOT( refresh() ) );
	}
	// if we are  not copying to the other panel :
	else if ( !dest.equals( panel->otherPanel->virtualPath(), true ) ) {
		// you can rename only *one* file not a batch,
		// so a batch dest must alwayes be a directory
		if ( fileNames.count() > 1 ) dest.adjustPath(1);
		KIO::Job* job = PreservingCopyJob::createCopyJob( pmode, *fileUrls, dest, KIO::CopyJob::Copy, false, true );
		job->setAutoErrorHandlingEnabled( true );
		if ( dest.equals( panel->virtualPath(), true ) ||
			dest.upURL().equals( panel->virtualPath(), true ) )
			// refresh our panel when done
			connect( job, SIGNAL( result( KIO::Job* ) ), this, SLOT( refresh() ) );
	// let the other panel do the dirty job
	} else {
		//check if copy is supported
		if ( !otherFunc() ->files() ->vfs_isWritable() ) {
			KMessageBox::sorry( krApp, i18n( "You can't copy files to this file system" ) );
			return ;
		}
		// finally..
		otherFunc() ->files() ->vfs_addFiles( fileUrls, KIO::CopyJob::Copy, 0, "", pmode );
	}
}

void ListPanelFunc::deleteFiles(bool reallyDelete) {
	// check that the you have write perm
	if ( !files() ->vfs_isWritable() ) {
		KMessageBox::sorry( krApp, i18n( "You do not have write permission to this directory" ) );
		return ;
	}

	// first get the selected file names list
	QStringList fileNames;
	panel->getSelectedNames( &fileNames );
	if ( fileNames.isEmpty() )
		return ;

	krConfig->setGroup( "General" );
	bool trash = krConfig->readBoolEntry( "Move To Trash", _MoveToTrash );
	// now ask the user if he want to delete:
	krConfig->setGroup( "Advanced" );
	if ( krConfig->readBoolEntry( "Confirm Delete", _ConfirmDelete ) ) {
		QString s, b;

		if ( !reallyDelete && trash && files() ->vfs_getType() == vfs::NORMAL ) {
			s = i18n( "Do you really want to move this item to the trash?", "Do you really want to move these %n items to the trash?", fileNames.count() );
			b = i18n( "&Trash" );
		} else if( files() ->vfs_getType() == vfs::VIRT && files()->vfs_getOrigin().equals( KURL("virt:/"), true ) ) {
			s = i18n( "Do you really want to delete this virtual item (physical files stay untouched)?", "Do you really want to delete these virtual items (physical files stay untouched)?", fileNames.count() );
			b = i18n( "&Delete" );
		} else if( files() ->vfs_getType() == vfs::VIRT ) {
			s = i18n( "<qt>Do you really want to delete this item <b>physically</b> (not just removing it from the virtual items)?</qt>", "<qt>Do you really want to delete these %n items <b>physically</b> (not just removing them from the virtual items)?</qt>", fileNames.count() );
			b = i18n( "&Delete" );
		} else {
			s = i18n( "Do you really want to delete this item?", "Do you really want to delete these %n items?", fileNames.count() );
			b = i18n( "&Delete" );
		}

		// show message
		// note: i'm using continue and not yes/no because the yes/no has cancel as default button
		if ( KMessageBox::warningContinueCancelList( krApp, s, fileNames,
                                                     i18n( "Warning" ), b ) != KMessageBox::Continue )
			return ;
	}
	//we want to warn the user about non empty dir
	// and files he don't have permission to delete
	krConfig->setGroup( "Advanced" );
	bool emptyDirVerify = krConfig->readBoolEntry( "Confirm Unempty Dir", _ConfirmUnemptyDir );
	emptyDirVerify = ( ( emptyDirVerify ) && ( files() ->vfs_getType() == vfs::NORMAL ) );

	QDir dir;
	for ( QStringList::Iterator name = fileNames.begin(); name != fileNames.end(); ) {
		vfile * vf = files() ->vfs_search( *name );

		// verify non-empty dirs delete... (only for normal vfs)
		if ( emptyDirVerify && vf->vfile_isDir() && !vf->vfile_isSymLink() ) {
			dir.setPath( panel->virtualPath().path() + "/" + ( *name ) );
			if ( dir.entryList(QDir::All | QDir::System | QDir::Hidden ).count() > 2 ) {
				switch ( KMessageBox::warningYesNoCancel( krApp,
																		i18n( "<qt><p>Directory <b>%1</b> is not empty!</p><p>Skip this one or Delete All?</p></qt>" ).arg(*name),
																		QString::null, i18n( "&Skip" ), i18n( "&Delete All" ) ) ) {
						case KMessageBox::Cancel :
						return ;
						case KMessageBox::No :
						emptyDirVerify = false;
						break;
						case KMessageBox::Yes :
						name = fileNames.remove( name );
						continue;
				}
			}
		}
		++name;
	}

	if ( fileNames.count() == 0 )
		return ;  // nothing to delete

	// after the delete return the cursor to the first unmarked
	// file above the current item;
	panel->prepareToDelete();

	// let the vfs do the job...
	if (reallyDelete) {
		// if reallyDelete, then make sure nothing gets moved to trash
		krConfig->setGroup("General");
		krConfig->writeEntry( "Move To Trash", false );
	}
	files() ->vfs_delFiles( &fileNames );
	if (reallyDelete) {
		krConfig->setGroup("General");
		krConfig->writeEntry( "Move To Trash", trash);
	}
}

// this is done when you double click on a file
void ListPanelFunc::execute( QString& name ) {
	if ( name == ".." ) {
		dirUp();
		return ;
	}

	vfile *vf = files() ->vfs_search( name );
	if ( vf == 0 )
		return ;
	
	KURL origin = files() ->vfs_getOrigin();

	QString protocol = origin.isLocalFile() ? KrServices::registerdProtocol( vf->vfile_getMime() ) : "";

	if ( protocol == "tar" || protocol == "krarc" ) {
		bool encrypted;
		QString type = KRarcHandler::getType( encrypted, vf->vfile_getUrl().path(), vf->vfile_getMime(), false );
		if ( !KRarcHandler::arcHandled( type ) )   // if the specified archive is disabled delete the protocol
			protocol = "";
	}

	if ( vf->vfile_isDir() ) {
		origin = files() ->vfs_getFile( name );
		panel->view->setNameToMakeCurrent( QString::null );
		openUrl( origin );
	} else if ( !protocol.isEmpty() ) {
		KURL path = files() ->vfs_getFile( vf->vfile_getName() );
		path.setProtocol( protocol );
		openUrl( path );
	} else {
		KURL url = files() ->vfs_getFile( name );
		KFileItem kfi( vf->vfile_getEntry(), url,true );
		kfi.run();	
	}
}

void ListPanelFunc::dirUp() {
	openUrl( files() ->vfs_getOrigin().upURL(), files() ->vfs_getOrigin().fileName() );
}

void ListPanelFunc::pack() {
	QStringList fileNames;
	panel->getSelectedNames( &fileNames );
	if ( fileNames.isEmpty() )
		return ;  // safety

	if ( fileNames.count() == 0 )
		return ; // nothing to pack

	// choose the default name
	QString defaultName = panel->virtualPath().fileName();
	if ( defaultName == "" )
		defaultName = "pack";
	if ( fileNames.count() == 1 )
		defaultName = fileNames.first();
	// ask the user for archive name and packer
	new PackGUI( defaultName, vfs::pathOrURL( panel->otherPanel->virtualPath(), -1 ), fileNames.count(), fileNames.first() );
	if ( PackGUI::type == QString::null )
		return ; // the user canceled

	// check for partial URLs	
	if( !PackGUI::destination.contains(":/") && !PackGUI::destination.startsWith("/") ){
		PackGUI::destination = panel->virtualPath().prettyURL()+"/"+PackGUI::destination;
	}
	
	QString destDir = PackGUI::destination;
	if( !destDir.endsWith( "/" ) )
		destDir += "/";
	
	bool packToOtherPanel = ( destDir == panel->otherPanel->virtualPath().prettyURL(1) );

	// on remote URL-s first pack into a temp file then copy to its right place
	KURL destURL = vfs::fromPathOrURL( destDir + PackGUI::filename + "." + PackGUI::type );
	KTempFile *tempDestFile = 0;