Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdegraphics@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 1261 insertions, 0 deletions

diff --git a/kooka/scanpackager.cpp b/kooka/scanpackager.cpp
new file mode 100644
index 00000000..7af7f151
--- /dev/null
+++ b/kooka/scanpackager.cpp
@@ -0,0 +1,1261 @@
+/***************************************************************************
+                          scanpackager.cpp  -  description
+                             -------------------
+    begin                : Fri Dec 17 1999
+    copyright            : (C) 1999 by Klaas Freitag
+    email                : freitag@suse.de
+
+    $Id$
+ ***************************************************************************/
+
+/***************************************************************************
+ *                                                                         *
+ *  This file may be distributed and/or modified under the terms of the    *
+ *  GNU General Public License version 2 as published by the Free Software *
+ *  Foundation and appearing in the file COPYING included in the           *
+ *  packaging of this file.                                                *
+ *
+ *  As a special exception, permission is given to link this program       *
+ *  with any version of the KADMOS ocr/icr engine of reRecognition GmbH,   *
+ *  Kreuzlingen and distribute the resulting executable without            *
+ *  including the source code for KADMOS in the source distribution.       *
+ *
+ *  As a special exception, permission is given to link this program       *
+ *  with any edition of Qt, and distribute the resulting executable,       *
+ *  without including the source code for Qt in the source distribution.   *
+ *                                                                         *
+ ***************************************************************************/
+
+#include "scanpackager.h"
+#include "resource.h"
+#include "img_saver.h"
+#include "kookaimage.h"
+#include "kookaimagemeta.h"
+#include "previewer.h"
+#include "devselector.h"
+
+#include <qapplication.h>
+#include <qdir.h>
+#include <qfile.h>
+#include <qpopupmenu.h>
+#include <qdict.h>
+#include <qpixmap.h>
+#include <kmessagebox.h>
+#include <qfiledialog.h>
+#include <qstringlist.h>
+#include <qheader.h>
+
+#include <kfiletreeview.h>
+#include <kfiletreeviewitem.h>
+#include <kfiletreebranch.h>
+
+#include <kurldrag.h>
+#include <kpopupmenu.h>
+#include <kaction.h>
+#include <kinputdialog.h>
+#include <kiconloader.h>
+#include <kfiledialog.h>
+#include <kurl.h>
+#include <kdebug.h>
+#include <klocale.h>
+#include <kglobal.h>
+#include <kio/global.h>
+#include <kio/progressbase.h>
+#include <kio/netaccess.h>
+#include <kio/jobclasses.h>
+#include <kio/file.h>
+#include <kio/job.h>
+
+#define STARTUP_FIRST_START "firstStart"
+
+
+/* ----------------------------------------------------------------------- */
+/* Constructor Scan Packager */
+ScanPackager::ScanPackager( QWidget *parent ) : KFileTreeView( parent )
+{
+   // TODO:
+   setItemsRenameable (true );
+   setDefaultRenameAction( QListView::Reject );
+   addColumn( i18n("Image Name" ));
+   setColumnAlignment( 0, AlignLeft );
+
+   addColumn( i18n("Size") );
+   setColumnAlignment( 1, AlignRight );
+   setColumnAlignment( 2, AlignRight );
+
+   addColumn( i18n("Format" )); setColumnAlignment( 3, AlignRight );
+
+   /* Drag and Drop */
+   setDragEnabled( true );
+   setDropVisualizer(true);
+   setAcceptDrops(true);
+
+   connect( this, SIGNAL(dropped( QWidget*, QDropEvent*, KURL::List&, KURL& )),
+	    this, SLOT( slotUrlsDropped( QWidget*, QDropEvent*, KURL::List&, KURL& )));
+
+   kdDebug(28000) << "connected Drop-Signal" << endl;
+   setRenameable ( 0, true );
+   setRenameable ( 1, false );
+   setRenameable ( 2, false );
+   setRenameable ( 3, false );
+
+   setRootIsDecorated( false );
+
+   connect( this, SIGNAL( clicked( QListViewItem*)),
+	    SLOT( slClicked(QListViewItem*)));
+
+   connect( this, SIGNAL( rightButtonPressed( QListViewItem *, const QPoint &, int )),
+	    SLOT( slShowContextMenue(QListViewItem *, const QPoint &, int )));
+
+   connect( this, SIGNAL(itemRenamed (QListViewItem*, const QString &, int ) ), this,
+	    SLOT(slFileRename( QListViewItem*, const QString&, int)));
+
+
+   img_counter = 1;
+   /* Set the current export dir to home */
+   m_currCopyDir = QDir::home().absPath();
+   m_currImportDir = m_currCopyDir;
+
+   /* Preload frequently used icons */
+   KIconLoader *loader = KGlobal::iconLoader();
+   m_floppyPixmap = loader->loadIcon( "3floppy_unmount", KIcon::Small );
+   m_grayPixmap   = loader->loadIcon( "palette_gray", KIcon::Small );
+   m_bwPixmap     = loader->loadIcon( "palette_lineart", KIcon::Small );
+   m_colorPixmap  = loader->loadIcon( "palette_color", KIcon::Small );
+
+   m_startup = true;
+
+   /* create a context menu and set the title */
+   m_contextMenu = new KPopupMenu();
+   static_cast<KPopupMenu*>(m_contextMenu)->insertTitle( i18n( "Gallery" ));
+
+}
+
+void ScanPackager::openRoots()
+{
+   /* standard root always exists, ImgRoot creates it */
+   KURL rootUrl(Previewer::galleryRoot());
+   kdDebug(28000) << "Open standard root " << rootUrl.url() << endl;
+
+   openRoot( rootUrl, true );
+   m_defaultBranch->setOpen(true);
+
+   /* open more configurable image repositories TODO */
+}
+
+KFileTreeBranch* ScanPackager::openRoot( const KURL& root, bool  )
+{
+   KIconLoader *loader = KGlobal::iconLoader();
+
+   /* working on the global branch. FIXME */
+   m_defaultBranch = addBranch( root, i18n("Kooka Gallery"),
+				loader->loadIcon( "folder_image", KIcon::Small ),
+				false /* do not showHidden */ );
+
+   // Q_CHECK_PTR( m_defaultBranch );
+   m_defaultBranch->setOpenPixmap( loader->loadIcon( "folder_blue_open", KIcon::Small ));
+
+   setDirOnlyMode( m_defaultBranch, false );
+   m_defaultBranch->setShowExtensions( true ); // false );
+
+   connect( m_defaultBranch, SIGNAL( newTreeViewItems( KFileTreeBranch*, const KFileTreeViewItemList& )),
+	    this, SLOT( slotDecorate(KFileTreeBranch*, const KFileTreeViewItemList& )));
+
+   connect( m_defaultBranch, SIGNAL( directoryChildCount( KFileTreeViewItem* , int )),
+	    this, SLOT( slotDirCount( KFileTreeViewItem *, int )));
+
+   connect( m_defaultBranch, SIGNAL( deleteItem( KFileItem* )),
+	    this, SLOT( slotDeleteFromBranch(KFileItem*)));
+
+   connect( m_defaultBranch, SIGNAL( populateFinished( KFileTreeViewItem * )),
+	    this, SLOT( slotStartupFinished( KFileTreeViewItem * )));
+
+
+   return( m_defaultBranch );
+}
+
+void ScanPackager::slotStartupFinished( KFileTreeViewItem *it )
+{
+   if( m_startup && (it == m_defaultBranch->root()) )
+   {
+      kdDebug(28000) << "Slot population finished hit!" << endl;
+
+      /* If nothing is selected, select the root. */
+      if( ! currentKFileTreeViewItem() )
+      {
+	 (m_defaultBranch->root())->setSelected( true );
+      }
+
+      m_startup = false;
+   }
+}
+
+void ScanPackager::slotDirCount( KFileTreeViewItem* item, int cnt )
+{
+   if( item && item->isDir() )
+   {
+      QString cc = i18n( "one item", "%n items", cnt);
+      item->setText( 1, cc );
+   }
+   else
+   {
+      kdDebug(28000) << "Item is NOT directory - do not set child count!" << endl;
+   }
+}
+
+void ScanPackager::slotDecorate( KFileTreeViewItem* item )
+{
+   if( !item ) return;
+   if( item->isDir())
+   {
+      // done in extra slot.
+      kdDebug(28000) << "Decorating directory!" << endl;
+   }
+   else
+
+   {
+      KFileItem *kfi = item->fileItem();
+
+      KookaImage *img = 0L;
+
+      if( kfi )
+      {
+	 img = static_cast<KookaImage*>(kfi->extraData( this ));
+      }
+
+      if( img )
+      {
+
+	 /* The image appears to be loaded to memory. */
+	 if( img->depth() == 1 )
+	 {
+	    /* a bw-image */
+	    item->setPixmap( 0, m_bwPixmap );
+	 }
+	 else
+	 {
+	    if( img->isGrayscale() )
+	    {
+	       item->setPixmap( 0, m_grayPixmap );
+	    }
+	    else
+	    {
+	       item->setPixmap( 0, m_colorPixmap );
+	    }
+	 }
+
+	 /* set image size in pixels */
+	 QString t = i18n( "%1 x %2" ).arg( img->width()).arg(img->height());
+	 item->setText( 1, t );
+	 kdDebug( 28000) << "Image loaded and decorated!" << endl;
+      }
+      else
+      {
+	 /* Item is not yet loaded. Display file information */
+	 item->setPixmap( 0, m_floppyPixmap );
+	 if ( kfi )
+	 {
+	    item->setText(1, KIO::convertSize( kfi->size() ));
+	 }
+      }
+
+      /* Image format */
+      QString format = getImgFormat( item );
+      item->setText( 2, format );
+   }
+
+   // This code is quite similar to m_nextUrlToSelect in KFileTreeView::slotNewTreeViewItems
+   // When scanning a new image, we wait for the KDirLister to notice the new file,
+   // and then we have the KFileTreeViewItem that we need to display the image.
+   if ( ! m_nextUrlToShow.isEmpty() )
+   {
+       if( m_nextUrlToShow.equals(item->url(), true ))
+       {
+           m_nextUrlToShow = KURL(); // do this first to prevent recursion
+           slClicked( item );
+           setCurrentItem(item);     // neccessary in case of new file from D&D
+       }
+   }
+}
+
+
+
+
+void ScanPackager::slotDecorate( KFileTreeBranch* branch, const KFileTreeViewItemList& list )
+{
+   (void) branch;
+   kdDebug(28000) << "decorating slot for list !" << endl;
+
+   KFileTreeViewItemListIterator it( list );
+
+   bool end = false;
+   for( ; !end && it.current(); ++it )
+   {
+      KFileTreeViewItem *kftvi = *it;
+      slotDecorate( kftvi );
+      emit fileChanged( kftvi->fileItem() );
+   }
+}
+
+
+
+void ScanPackager::slFileRename( QListViewItem* it, const QString& newStr, int )
+{
+
+   bool success = true;
+   if( !it ) return;
+
+   if( newStr.isEmpty() )
+      success = false;
+
+   KFileTreeViewItem *item = static_cast<KFileTreeViewItem*>(it);
+
+   /* Free memory and imform everybody who is interested. */
+   KURL urlFrom = item->url();
+   KURL urlTo( urlFrom );
+
+   /* clean filename and apply new name */
+   urlTo.setFileName("");
+   urlTo.setFileName(newStr);
+
+   if( success )
+   {
+      if( urlFrom == urlTo )
+      {
+	 kdDebug(28000) << "Renaming to same url does not make sense!" << endl;
+	 success = false;
+      }
+      else
+      {
+	 /* clear selection, because the renamed image comes in through
+	  * kdirlister again
+	  */
+	 slotUnloadItem( item );
+
+	 kdDebug(28000) << "Renaming to " << urlTo.prettyURL() <<
+	    " from " << urlFrom.prettyURL() << endl;
+
+	 /* to urlTo the really used filename is written */
+	 setSelected( item, false );
+
+	 if( ImgSaver::renameImage( urlFrom, urlTo, false, this ) )
+	 {
+	    kdDebug(28000) << "renaming OK" << endl;
+            emit fileRenamed( item->fileItem(), urlTo );
+	    success=true;
+	 }
+	 else
+	 {
+	    success = false;
+	 }
+      }
+   }
+
+   if( !success )
+   {
+      kdDebug(28000) << "renaming failed" << endl;
+      /* restore the name */
+      item->setText(0, urlFrom.fileName() );
+      setSelected( item, true );
+
+   }
+
+}
+
+
+/* ----------------------------------------------------------------------- */
+/*
+ * Method that checks if the new filename a user enters while renaming an image is valid.
+ * It checks for a proper extension.
+ */
+QString ScanPackager::buildNewFilename( QString cmplFilename, QString currFormat ) const
+{
+   /* cmplFilename = new name the user wishes.
+    * currFormat   = the current format of the image.
+    * if the new filename has a valid extension, which is the same as the
+    * format of the current, fine. A ''-String has to be returned.
+    */
+   QFileInfo fiNew( cmplFilename );
+   QString base = fiNew.baseName();
+   QString newExt = fiNew.extension( false ).lower();
+   QString nowExt = currFormat.lower();
+   QString ext = "";
+
+   kdDebug(28000) << "Filename wanted: "<< cmplFilename << " <"<<newExt<<"> <" << nowExt<<">" <<endl;
+
+   if( newExt.isEmpty() )
+   {
+      /* ok, fine -> return the currFormat-Extension */
+      ext = base + "." + currFormat;
+   }
+   else if( newExt == nowExt )
+   {
+      /* also good, no reason to put another extension */
+      ext = cmplFilename;
+   }
+   else
+   {
+      /* new Ext. differs from the current extension. Later. */
+      KMessageBox::sorry( 0L, i18n( "You entered a file extension that differs from the existing one. That is not yet possible. Converting 'on the fly' is planned for a future release.\n"
+				      "Kooka corrects the extension."),
+			  i18n("On the Fly Conversion"));
+      ext = base + "." + currFormat;
+   }
+   return( ext );
+}
+
+/* ----------------------------------------------------------------------- */
+/* This method returns the directory of an image or directory.
+ */
+QString ScanPackager::itemDirectory( const KFileTreeViewItem* item, bool relativ ) const
+{
+   if( ! item )
+   {
+      kdDebug(28000) << "ERR: itemDirectory without item" << endl;
+      return QString::null;
+   }
+
+   QString relativUrl= (item->url()).prettyURL();
+
+   if( ! item->isDir() )
+   {
+      // Cut off the filename in case it is not a dir
+      relativUrl.truncate( relativUrl.findRev( '/' )+1);
+   }
+   else
+   {
+      /* add a "/" to the directory if not there */
+      if( ! relativUrl.endsWith( "/" ) )
+	 relativUrl.append( "/" );
+   }
+
+   if( relativ )
+   {
+      KFileTreeBranch *branch = item->branch();
+      if( branch )
+      {
+	 kdDebug(28000) << "Relativ URL of the file " << relativUrl << endl;
+	 QString rootUrl = (branch->rootUrl()).prettyURL();  // directory of branch root
+
+	 if( relativUrl.startsWith( rootUrl ))
+	 {
+	    relativUrl.remove( 0, rootUrl.length() );
+
+	    if( relativUrl.isEmpty() ) relativUrl = "/"; // The root
+	 }
+	 else
+	 {
+	    kdDebug(28000) << "ERR: Item-URL does not start with root url " << rootUrl << endl;
+	 }
+      }
+   }
+   return( relativUrl );
+}
+/* ----------------------------------------------------------------------- */
+/* This slot receives a string from the gallery-path combobox shown under the
+ * image gallery. The form of the string coming in here is <branch-name> - <
+ * relativ directory under the branch. Now it is to assemble a complete path
+ * from the data, find out which KFileTreeViewItem is associated with it and
+ * call slClicked with it.
+ */
+
+void ScanPackager::slotSelectDirectory( const QString & dirString )
+{
+   kdDebug(28000) << "Trying to decode directory string " << dirString << endl;
+
+   QString searchFor = QString::fromLatin1(" - ");
+   int pos = dirString.find( searchFor );
+
+   if( pos > -1 )
+   {
+      /* Splitting up the string coming in */
+      QString branchName = dirString.left( pos );
+      QString relPath( dirString );
+
+      relPath = relPath.remove( 0, pos + searchFor.length());
+
+      kdDebug(28000) << "Splitted up to branch <" << branchName << "> and <" << relPath << endl;
+
+      KFileTreeViewItem *kfi = findItem( branchName, relPath );
+
+      if( kfi )
+      {
+	 kdDebug(28000) << "got a new item to select !" << endl;
+	 ensureItemVisible(kfi);
+	 setCurrentItem(kfi);
+         slClicked(kfi); // load thumbnails for this dir etc.
+      }
+   }
+}
+
+/* ----------------------------------------------------------------------- */
+/* This slot is called when clicking on an item.                           */
+void ScanPackager::slClicked( QListViewItem *newItem )
+{
+   KFileTreeViewItem *item = static_cast<KFileTreeViewItem*>(newItem);
+
+   if( item ) // can be 0, when clicking where no item is present
+   {
+      kdDebug(28000) << "Clicked - newItem !" << endl;
+      /* Check if directory, hide image for now, later show a thumb view */
+      if( item->isDir())
+      {
+	 kdDebug(28000) << "clicked: Is a directory !" << endl;
+	 emit( showImage( 0L ));
+	 kdDebug(28000) << "emitting showThumbnails" << endl;
+      }
+      else
+      {
+	 /* if not a dir, load the image if necessary. This is done by loadImageForItem,
+	  * which is async( TODO ). The image finally arrives in slotImageArrived */
+	 QApplication::setOverrideCursor(waitCursor);
+	 emit( aboutToShowImage( item->url()));
+	 loadImageForItem( item );
+	 QApplication::restoreOverrideCursor();
+      }
+
+      /* emit a signal indicating the new directory if there is a new one */
+      QString wholeDir = itemDirectory( item, false ); /* not relativ to root */
+
+      if( currSelectedDir != wholeDir )
+      {
+	 currSelectedDir = wholeDir;
+	 QString relativUrl = itemDirectory( item, true );
+	 kdDebug(28000) << "Emitting " << relativUrl << " as new relative Url" << endl;
+	 /* Emit the signal with branch and the relative path */
+	 emit( galleryPathSelected( item->branch(), relativUrl ));
+
+	 if( item->isDir() )
+	 {
+	    emit( showThumbnails( item ));
+	 }
+	 else
+	 {
+	    emit( showThumbnails(  static_cast<KFileTreeViewItem*>(item->parent())));
+	 }
+      }
+      else
+      {
+	 // kdDebug(28000) << "directory is not new: " << currSelectedDir << endl;
+      }
+   }
+}
+
+void ScanPackager::loadImageForItem( KFileTreeViewItem *item )
+{
+
+   if( ! item ) return;
+   bool result = true;
+
+   KFileItem *kfi = item->fileItem();
+   if( ! kfi ) return;
+
+   KookaImage *img = static_cast<KookaImage*>( kfi->extraData(this));
+
+   if( img )
+   {
+      kdDebug(28000) << "Image already loaded." << endl;
+      /* result is still true, image must be shown. */
+   }
+   else
+   {
+      /* The image needs to be loaded. Possibly it is a multi-page image.
+       * If it is, the kookaImage has a subImageCount larger than one. We
+       * create an subimage-item for every subimage, but do not yet load
+       * them.
+       */
+      KURL url = item->url();
+
+      img = new KookaImage( );
+      if( !img || !img->loadFromUrl( url ) )
+      {
+	 kdDebug(28000) << "Loading KookaImage from File failed!" << endl;
+	 result = false;
+      }
+      else
+      {
+          /* store the fileitem */
+          img->setFileItem( kfi );
+
+          /* care for subimages, create items for them */
+          kdDebug(28000) << "subImage-count: " << img->subImagesCount() << endl;
+          if( img->subImagesCount() > 1 )
+          {
+              KIconLoader *loader = KGlobal::iconLoader();
+              kdDebug(28000) << "SubImages existing!" << endl;
+
+              /* Start at the image with index 1, that makes  one less than are actually in the
+               * image. But image 0 was already created above. */
+              KFileTreeViewItem *prevItem=0;
+              for( int i = 1; i < img->subImagesCount(); i++ )
+              {
+                  kdDebug(28000) << "Creating subimage no " << i << endl;
+                  KFileItem *newKfi = new KFileItem( *kfi );
+                  KFileTreeViewItem *subImgItem = new KFileTreeViewItem( item, newKfi, item->branch());
+
+                  if( prevItem )
+                  {
+                      subImgItem->moveItem( prevItem );
+                  }
+                  prevItem = subImgItem;
+
+                  subImgItem->setPixmap( 0, loader->loadIcon( "editcopy", KIcon::Small ));
+                  subImgItem->setText( 0, i18n("Sub-image %1").arg( i ) );
+                  KookaImage  *subImgImg = new KookaImage( i, img );
+                  subImgImg->setFileItem( newKfi );
+                  newKfi->setExtraData( (void*) this, (void*) subImgImg );
+              }
+          }
+      }
+   }
+
+
+   if( result && img )
+   {
+      if( img->isSubImage() )
+      {
+	 kdDebug(28000) << "it _is_ a subimage" << endl;
+	 /* load if not loaded */
+	 if( img->isNull())
+	 {
+	    kdDebug(28000) << "extracting subimage" << endl;
+	    img->extractNow();
+	 }
+	 else
+	 {
+	    kdDebug(28000) << "Is not a null image" << endl;
+	 }
+      }
+      slImageArrived( item, img );
+   }
+}
+
+/* Hit this slot with a file for a kfiletreeviewitem. */
+void ScanPackager::slImageArrived( KFileTreeViewItem *item, KookaImage* image )
+{
+   if( item && image )
+   {
+      /* Associate the image for the Scanpackager-Object. */
+      KFileItem *kfi = item->fileItem();
+      if( kfi )
+      {
+	 kfi->setExtraData( (void*) this, (void*) image );
+      }
+      slotDecorate( item );
+      emit( showImage( image ));
+   }
+}
+
+KookaImage* ScanPackager::getCurrImage() const
+{
+    KFileTreeViewItem *curr = currentKFileTreeViewItem();
+    KookaImage *img = 0L;
+
+    if( curr )
+    {
+        KFileItem *kfi = curr->fileItem();
+        if( kfi )
+        {
+          img = static_cast<KookaImage*>(kfi->extraData( this ));
+        }
+    }
+    return(img);
+}
+
+
+QString ScanPackager::getCurrImageFileName( bool withPath = true ) const
+{
+   QString result = "";
+
+   KFileTreeViewItem *curr = currentKFileTreeViewItem();
+   if( ! curr )
+   {
+      kdDebug( 28000) << "getCurrImageFileName: nothing selected !"<< endl;
+   }
+   else
+   {
+      if( withPath )
+      {
+	 result = localFileName(curr);
+      }
+      else
+      {
+	 KURL url( localFileName(curr));
+	 url = curr->url();
+	 result = url.fileName();
+      }
+   }
+   return( result );
+}
+
+/* ----------------------------------------------------------------------- */
+QCString ScanPackager::getImgFormat( KFileTreeViewItem* item ) const
+{
+
+   QCString cstr;
+
+   if( !item ) return( cstr );
+#if 0
+   KFileItem *kfi = item->fileItem();
+
+   QString mime = kfi->mimetype();
+#endif
+
+   // TODO find the real extension for use with the filename !
+   // temporarely:
+   QString f = localFileName( item );
+
+   return( QImage::imageFormat( f ));
+
+}
+
+QString ScanPackager::localFileName( KFileTreeViewItem *it ) const
+{
+   if( ! it ) return( QString::null );
+
+   KURL url = it->url();
+
+   QString res;
+
+   if( url.isLocalFile())
+   {
+      res = url.directory( false, true ) + url.fileName();
+   }
+
+   return( res );
+}
+
+/* Called if the image exists but was changed by image manipulation func   */
+void ScanPackager::slotCurrentImageChanged( QImage *img )
+{
+   KFileTreeViewItem *curr = currentKFileTreeViewItem();
+   if( ! curr )
+   {
+      kdDebug(28000) << "ImageChanged: nothing selected !" << endl;
+      return;
+   }
+
+   /* Do not save directories */
+   if( curr->isDir() ) return;
+
+   /* unload image and free memory */
+   slotUnloadItem( curr );
+
+   const QString filename = localFileName( curr );
+   const QCString format = getImgFormat( curr );
+   ImgSaver saver( this );
+   ImgSaveStat is_stat = ISS_OK;
+   is_stat = saver.saveImage( img, filename, format );
+
+   if( is_stat == ISS_ERR_FORMAT_NO_WRITE )
+   {
+      KMessageBox::error( this, i18n( "Cannot write this image format.\nImage will not be saved!"),
+			    i18n("Save Error") );
+   }
+   else if( is_stat == ISS_ERR_PERM )
+   {
+      KMessageBox::error( this, i18n( "Image file is write protected.\nImage will not be saved!"),
+			    i18n("Save Error") );
+
+   }
+   else if( is_stat == ISS_ERR_PROTOCOL )
+   {
+      KMessageBox::sorry( this, i18n( "Cannot save the image, because the file is local.\n"
+				      "Kooka will support other protocols later."),
+			    i18n("Save Error") );
+
+   }
+   else if( is_stat != ISS_OK )
+   {
+      kdDebug(28000) << "Error while saving existing image !" << endl;
+   }
+
+   if( img && !img->isNull())
+   {
+      emit( imageChanged( curr->fileItem()));
+      KookaImage *newImage = new KookaImage(*img);
+      slImageArrived( curr, newImage );
+   }
+}
+
+
+/* ----------------------------------------------------------------------- */
+/* This slot takes a new scanned Picture and saves it.
+ * It urgently needs to make a deep copy of the image !
+ */
+void ScanPackager::slAddImage( QImage *img, KookaImageMeta* )
+{
+   ImgSaveStat is_stat = ISS_OK;
+   /* Save the image with the help of the ImgSaver */
+   if( ! img ) return;
+
+   /* currently selected item is the directory or a file item */
+   KFileTreeViewItem *curr = currentKFileTreeViewItem();
+
+   /* Use root if nothing is selected */
+   if( ! curr )
+   {
+      KFileTreeBranch *b = branches().at(0); /* There should be at least one */
+
+      if( b )
+      {
+	 curr = findItem( b, i18n( "Incoming/" ) );
+	 if( ! curr ) curr = b->root();
+      }
+
+      /* If curr is still undefined, something very tough has happend. Go away here */
+      if( !curr ) return;
+
+      setSelected( curr, true );
+   }
+
+   /* find the directory above the current one */
+
+   KURL dir(itemDirectory( curr ));
+
+   /* Path of curr sel item */
+   ImgSaver img_saver( this, dir );
+
+   is_stat = img_saver.saveImage( img );
+   if( is_stat == ISS_ERR_FORMAT_NO_WRITE )
+   {
+      KMessageBox::error( this, i18n( "Cannot write this image format.\nImage will not be saved!"),
+			    i18n("Save Error") );
+   }
+   else if( is_stat == ISS_ERR_PERM )
+   {
+      KMessageBox::error( this, i18n( "Image file is write protected.\nImage will not be saved!"),
+			    i18n("Save Error") );
+
+   }
+   else if( is_stat != ISS_OK )
+   {
+      if( is_stat == ISS_SAVE_CANCELED )
+      {
+	 return;
+      }
+      kdDebug(28000) << "ERROR: Saving failed: " << img_saver.errorString( is_stat ) << endl;
+      /* And now ?? */
+   }
+
+   /* Add the new image to the list of new images */
+   KURL lurl = img_saver.lastFileUrl();
+
+   KFileTreeBranchList branchlist = branches();
+   KFileTreeBranch *kookaBranch = branchlist.at(0);
+
+   QString strdir = itemDirectory(curr);
+   if(strdir.endsWith(QString("/"))) strdir.truncate( strdir.length() - 1 );
+   kdDebug(28000) << "Updating directory with " << strdir << endl;
+
+   if( kookaBranch ) kookaBranch->updateDirectory( KURL(strdir) );
+   slotSetNextUrlToSelect( lurl );
+   m_nextUrlToShow = lurl;
+
+   QString s;
+   /* Count amount of children of the father */
+   QListViewItem *paps = curr->parent();
+   if( curr->isDir() ) /* take only father if the is no directory */
+      paps = curr;
+
+   if( paps )
+   {
+      int childcount = paps->childCount();
+      s = i18n("%1 images").arg(childcount);
+      paps->setText( 1, s);
+      setOpen( paps, true );
+   }
+
+}
+
+/* ----------------------------------------------------------------------- */
+/* selects and opens the file with the given name. This is used to restore the
+ * last displayed image by its name.
+ */
+void ScanPackager::slSelectImage( const KURL& name )
+{
+
+   KFileTreeViewItem *found = spFindItem( UrlSearch, name.url() );
+
+   if( found )
+   {
+      kdDebug(28000) << "slSelectImage: Found an item !" << endl;
+      ensureItemVisible( found );
+      setCurrentItem( found );
+      slClicked( found );
+   }
+
+}
+
+
+KFileTreeViewItem *ScanPackager::spFindItem( SearchType type, const QString name, const KFileTreeBranch *branch )
+{
+   /* Prepare a list of branches to go through. If the parameter branch is set, search
+    * only in the parameter branch. If it is zero, search all branches returned by
+    * kfiletreeview.branches()
+    */
+   KFileTreeBranchList branchList;
+
+   if( branch )
+   {
+      branchList.append( branch );
+   }
+   else
+   {
+      branchList = branches();
+   }
+
+
+   KFileTreeBranchIterator it( branchList );
+   KFileItem *kfi = 0L;
+   KFileTreeViewItem *foundItem = 0L;
+
+   /* Leave the loop in case kfi is defined */
+   KFileTreeBranch *branchloop = 0L;
+   for( ; !kfi && it.current(); ++it )
+   {
+      branchloop = *it;
+      KURL url(name);
+      switch( type )
+      {
+	 case Dummy:
+	    kdDebug(28000) << "Dummy search skipped !" << endl;
+	    break;
+	 case NameSearch:
+	    kdDebug(28000) << "ScanPackager: searching for " << name << endl;
+	    kfi = branchloop->findByName( name );
+	    break;
+	 case UrlSearch:
+	    kdDebug(28000) << "ScanPackager: URL search for " << name << endl;
+	    kfi = branchloop->find( url );
+	    break;
+      default:
+	 kdDebug(28000) << "Scanpackager: Wrong search type !" << endl;
+	 break;
+      }
+
+   }
+   if( kfi )
+   {
+      foundItem = static_cast<KFileTreeViewItem*>(kfi->extraData(branchloop));
+      kdDebug(28000) << "spFindItem: Success !" << foundItem << endl;
+   }
+   return( foundItem );
+}
+
+/* ----------------------------------------------------------------------- */
+void ScanPackager::slShowContextMenue(QListViewItem *lvi, const QPoint &p, int col )
+{
+   kdDebug(28000) << "Showing Context Menue" << endl;
+   (void) col;
+
+   KFileTreeViewItem *curr = 0;
+
+   if( lvi )
+   {
+      curr = currentKFileTreeViewItem();
+      if( curr->isDir() )
+	 setSelected( curr, true );
+   }
+
+   if( m_contextMenu )
+   {
+      m_contextMenu->exec( p );
+   }
+
+}
+
+/* ----------------------------------------------------------------------- */
+
+void ScanPackager::slotExportFile( )
+{
+   KFileTreeViewItem *curr = currentKFileTreeViewItem();
+   if( ! curr ) return;
+
+   if( curr->isDir() )
+   {
+      kdDebug(28000) << "Not yet implemented!" << endl;
+   }
+   else
+   {
+      KURL fromUrl( curr->url());
+      QString filter = "*." + getImgFormat(curr).lower();
+      filter += "\n*|" + i18n( "All Files" );
+
+      // initial += fromUrl.filename(false);
+      QString initial = m_currCopyDir + "/";
+      initial += fromUrl.filename(false);
+      KURL fileName = KFileDialog::getSaveURL ( initial,
+						filter, this );
+
+      if ( fileName.isValid() )                  // got a file name
+      {
+         if( fromUrl == fileName ) return;
+
+	 /* Since it is asynchron, we will never get if it succeeded. */
+	 ImgSaver::copyImage( fromUrl, fileName );
+
+         /* remember the filename for the next export */
+	 fileName.setFileName( QString());
+	 m_currCopyDir = fileName.url( );
+      }
+   }
+}
+
+
+void ScanPackager::slotImportFile()
+{
+    KFileTreeViewItem *curr = currentKFileTreeViewItem();
+    if( ! curr ) return;
+
+    KURL impTarget = curr->url();
+
+    if( ! curr->isDir() )
+    {
+        KFileTreeViewItem *pa = static_cast<KFileTreeViewItem*>(curr->parent());
+        impTarget = pa->url();
+    }
+    kdDebug(28000) << "Importing to " << impTarget.url() << endl;
+
+    KURL impUrl = KFileDialog::getImageOpenURL ( m_currImportDir, this, i18n("Import Image File to Gallery"));
+
+    if( ! impUrl.isEmpty() )
+    {
+        m_currImportDir = impUrl.url();
+        impTarget.addPath( impUrl.fileName());  // append the name of the sourcefile to the path
+        m_nextUrlToShow = impTarget;
+        ImgSaver::copyImage( impUrl, impTarget );
+    }
+}
+
+
+
+void ScanPackager::slotUrlsDropped( QWidget*, QDropEvent* ev, KURL::List& urls, KURL& copyTo )
+{
+   if( !urls.isEmpty() )
+   {
+       kdDebug(28000) << "Kooka drop event!" << endl;
+       // kdDebug(28000) << "Kooka drop event. First src url=" << urls.first() << " copyTo=" << copyTo
+       //    << " move=" << ( ev->action() == QDropEvent::Move ) << endl;
+
+       /* first make the last url to copy to the one to select next */
+       if( ! urls.empty() )
+       {
+           KURL nextSel = copyTo;
+           nextSel.addPath( urls.back().fileName(false));
+
+           kdDebug(28000) << "Selecting next url: " << nextSel.url() << endl;
+           m_nextUrlToShow = nextSel;
+           // slotSetNextUrlToSelect( nextSel );
+       }
+
+      if ( ev->action() == QDropEvent::Move )
+        copyjob = KIO::move( urls, copyTo, true );
+      else
+        copyjob = KIO::copy( urls, copyTo, true );
+   }
+}
+
+void ScanPackager::slotCanceled( KIO::Job* )
+{
+  kdDebug(28000) << i18n("Canceled by user") << endl;
+}
+
+
+/* ----------------------------------------------------------------------- */
+void ScanPackager::slotUnloadItems( )
+{
+   KFileTreeViewItem *curr = currentKFileTreeViewItem();
+   emit( showImage( 0L ));
+   slotUnloadItem( curr );
+}
+
+void ScanPackager::slotUnloadItem( KFileTreeViewItem *curr )
+{
+   if( ! curr ) return;
+
+   if( curr->isDir())
+   {
+      KFileTreeViewItem *child = static_cast<KFileTreeViewItem*>(curr->firstChild());
+      while( child )
+      {
+	 kdDebug(28000) << "Unloading item " << child << endl;
+	 slotUnloadItem( child );
+	 child = static_cast<KFileTreeViewItem*> (child->nextSibling());
+      }
+   }
+   else
+   {
+      KFileItem *kfi = curr->fileItem();
+      KookaImage *image = static_cast<KookaImage*>(kfi->extraData( this ));
+
+      /* If image is zero, ok, than there is nothing to unload :) */
+      if( image )
+      {
+	 if( image->subImagesCount() > 0 )
+	 {
+	    KFileTreeViewItem *child = static_cast<KFileTreeViewItem*>(curr->firstChild());
+
+	    while( child )
+	    {
+	       KFileTreeViewItem *nextChild = 0;
+	       kdDebug(28000) << "Unloading subimage item " << child << endl;
+	       slotUnloadItem( child );
+	       nextChild = static_cast<KFileTreeViewItem*> (child->nextSibling());
+	       delete child;
+	       child = nextChild;
+	    }
+	 }
+
+	 emit( unloadImage( image ));
+	 delete image;
+	 kfi->removeExtraData( this );
+	 slotDecorate( curr );
+      }
+   }
+}
+
+/* ----------------------------------------------------------------------- */
+void ScanPackager::slotDeleteItems( )
+{
+   KFileTreeViewItem *curr = currentKFileTreeViewItem();
+   if( ! curr ) return;
+
+   KURL urlToDel = curr->url();
+   QListViewItem *nextToSelect = curr->nextSibling();
+
+   kdDebug(28000) << "Deleting: " << urlToDel.prettyURL() << endl;
+   bool ask = true; /* for later use */
+
+   int result = KMessageBox::Yes;
+
+   KFileItem *item = curr->fileItem();
+   if( ask )
+   {
+      QString s;
+      s = i18n("Do you really want to delete this image?\nIt cannot be restored!" );
+      if( item->isDir() )
+      {
+	 s = i18n("Do you really want to delete the folder %1\nand all the images inside?").arg("");
+      }
+      result = KMessageBox::warningContinueCancel(this, s, i18n( "Delete Collection Item"),
+					  KStdGuiItem::del(), "AskForDeleteFiles" );
+   }
+
+   /* Since we are currently talking about local files here, NetAccess is OK */
+   if( result == KMessageBox::Continue )
+   {
+      if( KIO::NetAccess::del( urlToDel, 0 ))
+      {
+	 if( nextToSelect )
+	    setSelected( nextToSelect, true );
+	 /* TODO: remove the directory from the imageNameCombobox */
+	 if( curr && item->isDir() )
+	 {
+	    /* The directory needs to be removed from the name combo */
+	    emit(directoryToRemove( curr->branch(), itemDirectory( curr, true ) ));
+	 }
+
+      }
+      else
+	 kdDebug(28000) << "Deleting files failed" << endl;
+
+   }
+}
+
+/* ----------------------------------------------------------------------- */
+void ScanPackager::slotCreateFolder( )
+{
+   bool ok;
+   QString folder = KInputDialog::getText( i18n( "New Folder" ),
+         i18n( "Please enter a name for the new folder:" ), QString::null,
+         &ok, this );
+
+   if( ok )
+   {
+	 /* KIO create folder goes here */
+
+	 KFileTreeViewItem *it = currentKFileTreeViewItem();
+	 if( it )
+	 {
+	    KURL url = it->url();
+
+	    /* If a directory is selected, the filename needs not to be deleted */
+	    if( ! it->isDir())
+	       url.setFileName( "" );
+	    /* add the folder name from user input */
+	    url.addPath( folder );
+	    kdDebug(28000) << "Creating folder " << url.prettyURL() << endl;
+
+	    /* Since the new directory arrives in the packager in the newItems-slot, we set a
+	     * variable urlToSelectOnArrive here. The newItems-slot will honor it and select
+	     * the treeviewitem with that url.
+	     */
+	    slotSetNextUrlToSelect( url );
+
+	    if( ! KIO::NetAccess::mkdir( url, 0, -1 ))
+	    {
+	       kdDebug(28000) << "ERR: creation of " << url.prettyURL() << " failed !" << endl;
+	    }
+	    else
+	    {
+	       /* created successfully */
+	       /* open the branch if necessary and select the new folder */
+
+	    }
+	 }
+   }
+}
+
+
+/* ----------------------------------------------------------------------- */
+QString ScanPackager::getImgName( QString name_on_disk )
+{
+   QString s;
+   (void) name_on_disk;
+
+   s = i18n("image %1").arg(img_counter++);
+   return( s );
+}
+
+/* ----------------------------------------------------------------------- */
+ScanPackager::~ScanPackager(){
+      kdDebug(29000) << "Destructor of ScanPackager" << endl;
+
+}
+
+/* called whenever one branch detects a deleted file */
+void ScanPackager::slotDeleteFromBranch( KFileItem* kfi )
+{
+   emit fileDeleted( kfi );
+}
+
+void ScanPackager::contentsDragMoveEvent( QDragMoveEvent *e )
+{
+   if( ! acceptDrag( e ) )
+   {
+      e->ignore();
+      return;
+   }
+
+   QListViewItem *afterme = 0;
+   QListViewItem *parent = 0;
+
+   findDrop( e->pos(), parent, afterme );
+
+   // "afterme" is 0 when aiming at a directory itself
+   QListViewItem *item = afterme ? afterme : parent;
+
+   if( item )
+   {
+      bool isDir = static_cast<KFileTreeViewItem*> (item)->isDir();
+      if( isDir ) {
+         KFileTreeView::contentsDragMoveEvent( e ); // for the autoopen code
+         return;
+      }
+   }
+   e->acceptAction();
+}
+
+
+#include "scanpackager.moc"