update trash node on empty
[pithos] / src / gr / ebs / gss / client / FileList.java
index 6809b42..f2a9953 100644 (file)
  */
 package gr.ebs.gss.client;
 
-import gr.ebs.gss.client.dnd.DnDSimpleFocusPanel;
-import gr.ebs.gss.client.dnd.DnDTreeItem;
+import static com.google.gwt.query.client.GQuery.$;
 import gr.ebs.gss.client.rest.GetCommand;
-import gr.ebs.gss.client.rest.MultipleHeadCommand;
 import gr.ebs.gss.client.rest.RestCommand;
-import gr.ebs.gss.client.rest.RestException;
 import gr.ebs.gss.client.rest.resource.FileResource;
-import gr.ebs.gss.client.rest.resource.FolderResource;
-import gr.ebs.gss.client.rest.resource.OtherUserResource;
+import gr.ebs.gss.client.rest.resource.RestResource;
+import gr.ebs.gss.client.rest.resource.RestResourceWrapper;
 import gr.ebs.gss.client.rest.resource.SharedResource;
 import gr.ebs.gss.client.rest.resource.TrashResource;
 import gr.ebs.gss.client.rest.resource.UserResource;
+import gr.ebs.gss.client.rest.resource.UserSearchResource;
+import gwtquery.plugins.draggable.client.DraggableOptions;
+import gwtquery.plugins.draggable.client.StopDragException;
+import gwtquery.plugins.draggable.client.DraggableOptions.DragFunction;
+import gwtquery.plugins.draggable.client.DraggableOptions.RevertOption;
+import gwtquery.plugins.draggable.client.events.DragContext;
+import gwtquery.plugins.draggable.client.events.DragStartEvent;
+import gwtquery.plugins.draggable.client.events.DragStopEvent;
+import gwtquery.plugins.draggable.client.events.DragStartEvent.DragStartEventHandler;
+import gwtquery.plugins.draggable.client.events.DragStopEvent.DragStopEventHandler;
+import gwtquery.plugins.droppable.client.gwt.DragAndDropCellTable;
+import gwtquery.plugins.droppable.client.gwt.DragAndDropColumn;
 
 import java.util.ArrayList;
 import java.util.Collections;
@@ -37,17 +46,23 @@ import java.util.Comparator;
 import java.util.Iterator;
 import java.util.List;
 
+import com.google.gwt.cell.client.AbstractCell;
 import com.google.gwt.cell.client.ImageResourceCell;
+import com.google.gwt.cell.client.SafeHtmlCell;
+import com.google.gwt.cell.client.TextCell;
 import com.google.gwt.cell.client.ValueUpdater;
 import com.google.gwt.core.client.GWT;
 import com.google.gwt.core.client.Scheduler;
 import com.google.gwt.core.client.Scheduler.RepeatingCommand;
-import com.google.gwt.dom.client.Element;
-import com.google.gwt.dom.client.NativeEvent;
+import com.google.gwt.dom.client.Style.Cursor;
 import com.google.gwt.http.client.URL;
 import com.google.gwt.i18n.client.DateTimeFormat;
 import com.google.gwt.resources.client.ClientBundle;
 import com.google.gwt.resources.client.ImageResource;
+import com.google.gwt.safehtml.client.SafeHtmlTemplates;
+import com.google.gwt.safehtml.shared.SafeHtml;
+import com.google.gwt.safehtml.shared.SafeHtmlBuilder;
+import com.google.gwt.safehtml.shared.SafeHtmlUtils;
 import com.google.gwt.user.cellview.client.CellTable;
 import com.google.gwt.user.cellview.client.Column;
 import com.google.gwt.user.cellview.client.TextColumn;
@@ -58,13 +73,10 @@ import com.google.gwt.user.client.Event;
 import com.google.gwt.user.client.Window;
 import com.google.gwt.user.client.ui.AbstractImagePrototype;
 import com.google.gwt.user.client.ui.Composite;
-import com.google.gwt.user.client.ui.Grid;
 import com.google.gwt.user.client.ui.HTML;
 import com.google.gwt.user.client.ui.HasHorizontalAlignment;
 import com.google.gwt.user.client.ui.HorizontalPanel;
-import com.google.gwt.user.client.ui.TreeItem;
-import com.google.gwt.user.client.ui.Widget;
-import com.google.gwt.view.client.DefaultSelectionEventManager;
+import com.google.gwt.user.client.ui.VerticalPanel;
 import com.google.gwt.view.client.MultiSelectionModel;
 import com.google.gwt.view.client.ProvidesKey;
 import com.google.gwt.view.client.SelectionChangeEvent;
@@ -75,11 +87,19 @@ import com.google.gwt.view.client.SelectionChangeEvent.Handler;
  */
 public class FileList extends Composite {
 
-       interface TableResources extends CellTable.Resources {
+       interface TableResources extends DragAndDropCellTable.Resources {
            @Source({CellTable.Style.DEFAULT_CSS, "GssCellTable.css"})
            TableStyle cellTableStyle();
          }
        
+       static interface Templates extends SafeHtmlTemplates {
+           Templates INSTANCE = GWT.create(Templates.class);
+
+           @Template("<div id='dragHelper' style='border:1px solid black; background-color:#ffffff; color:black; width:150px;z-index:100'></div>")
+           SafeHtml outerHelper();
+         }
+       
+       
        /**
           * The styles applied to the table.
           */
@@ -95,10 +115,7 @@ public class FileList extends Composite {
         */
        public static final boolean DONE = false;
 
-       /**
-        * The context menu for the selected file.
-        */
-       final DnDSimpleFocusPanel contextMenu;
+       
        
        private final DateTimeFormat formatter = DateTimeFormat.getFormat("d/M/yyyy h:mm a");
 
@@ -106,7 +123,7 @@ public class FileList extends Composite {
         * Specifies that the images available for this composite will be the ones
         * available in FileContextMenu.
         */
-       public interface Images extends ClientBundle,FileContextMenu.Images, Folders.Images {
+       public interface Images extends ClientBundle,FileContextMenu.Images, CellTreeView.Images {
 
                @Source("gr/ebs/gss/resources/blank.gif")
                ImageResource blank();
@@ -181,7 +198,64 @@ public class FileList extends Composite {
                ImageResource zipShared();
 
        }
+       
+       DragStopEventHandler dragStop = new DragStopEventHandler() {
+               
+               @Override
+               public void onDragStop(DragStopEvent event) {
+                       GWT.log("DRAG STOPPED");
+                       
+               }
+       };
+       
+       private static class ContactCell extends AbstractCell<gr.ebs.gss.client.rest.resource.FileResource> {
+
+           /**
+            * The html of the image used for contacts.
+            * 
+            */
+           private final String imageHtml;
+
+           public ContactCell(ImageResource image) {
+             this.imageHtml = AbstractImagePrototype.create(image).getHTML();
+           }
+
+           
 
+               
+
+           @Override
+           public void render(Context context, FileResource value, SafeHtmlBuilder sb) {
+             // Value can be null, so do a null check..
+             if (value == null) {
+               return;
+             }
+
+             sb.appendHtmlConstant("<table>");
+
+             // Add the contact image.
+             sb.appendHtmlConstant("<tr><td rowspan='3'>");
+             sb.appendHtmlConstant(imageHtml);
+             sb.appendHtmlConstant("</td>");
+
+             // Add the name and address.
+             sb.appendHtmlConstant("<td style='font-size:95%;'>");
+             sb.appendEscaped(value.getName());
+             sb.appendHtmlConstant("</td></tr><tr><td>");
+             sb.appendEscaped(value.getFileSizeAsString());
+             sb.appendHtmlConstant("</td></tr></table>");
+           }
+
+
+         }
+       /**
+        * Retrieve the celltable.
+        *
+        * @return the celltable
+        */
+       public DragAndDropCellTable<FileResource> getCelltable() {
+               return celltable;
+       }
        /**
         * A label with the number of files in this folder.
         */
@@ -216,10 +290,10 @@ public class FileList extends Composite {
         * The widget's image bundle.
         */
        private final Images images;
-
+       VerticalPanel panel;
        
        private FileContextMenu menuShowing;
-       private CellTable<FileResource> celltable;
+       private DragAndDropCellTable<FileResource> celltable;
        private final MultiSelectionModel<FileResource> selectionModel;
        private final List<SortableHeader> allHeaders = new ArrayList<SortableHeader>();
        SortableHeader nameHeader;
@@ -233,14 +307,9 @@ public class FileList extends Composite {
         */
        public FileList(Images _images) {
                images = _images;
-               CellTable.Resources resources = GWT.create(TableResources.class);
+               DragAndDropCellTable.Resources resources = GWT.create(TableResources.class);
                
-               contextMenu = new DnDSimpleFocusPanel(new HTML(AbstractImagePrototype.create(images.fileContextMenu()).getHTML()));
-               GSS.get().getDragController().makeDraggable(contextMenu);
-
-               // Setup the table.
                
-
                // Create the 'navigation' bar at the upper-right.
                HorizontalPanel innerNavBar = new HorizontalPanel();
                innerNavBar.setStyleName("gss-ListNavBar");
@@ -257,17 +326,33 @@ public class FileList extends Composite {
                        }
                        
                };
-               final TextColumn<FileResource> nameColumn = new TextColumn<FileResource>() {
+               final DragAndDropColumn<FileResource,SafeHtml> nameColumn = new DragAndDropColumn<FileResource,SafeHtml>(new SafeHtmlCell()) {
+
 
                        @Override
-                       public String getValue(FileResource object) {
-                               // TODO Auto-generated method stub
-                               return object.getName();
+                       public SafeHtml getValue(FileResource object) {
+                               SafeHtmlBuilder sb = new SafeHtmlBuilder();
+                               if (object.getContentType().endsWith("png") || object.getContentType().endsWith("gif") || object.getContentType().endsWith("jpeg") ){
+                                       
+                                       sb.appendEscaped(object.getName());
+                                       sb.appendHtmlConstant(" <a href='" +
+                                GSS.get().getTopPanel().getFileMenu().getDownloadURL(object) +
+                                "' title='" + object.getOwner() + " : " + object.getPath() + object.getName() +
+                                "' rel='lytebox[mnf]' " +
+                                "onclick='myLytebox.start(this, false, false); return false;'>" +
+                                "(view)" + "</a>");
+                                       
+                                       
+                               }
+                               else
+                                       sb.appendEscaped(object.getName());
+                               return sb.toSafeHtml();
                        }
                        
                        
                };
-               celltable = new CellTable<FileResource>(100,resources,keyProvider){
+               initDragOperation(nameColumn);
+               celltable = new DragAndDropCellTable<FileResource>(100,resources,keyProvider){
                        @Override
                        protected void onBrowserEvent2(Event event) {
                                /*if (DOM.eventGetType((Event) event) == Event.ONMOUSEDOWN && DOM.eventGetButton((Event) event) == NativeEvent.BUTTON_RIGHT){
@@ -277,7 +362,20 @@ public class FileList extends Composite {
                        }
                };
                
-               
+               celltable.addDragStopHandler(dragStop);
+               celltable.addDragStartHandler(new DragStartEventHandler() {
+
+                     public void onDragStart(DragStartEvent event) {
+                       FileResource value = event.getDraggableData();
+                       com.google.gwt.dom.client.Element helper = event.getHelper();
+                       SafeHtmlBuilder sb = new SafeHtmlBuilder();
+                       sb.appendHtmlConstant("<b>");
+                       sb.appendEscaped(value.getName());
+                       sb.appendHtmlConstant("</b>");
+                       helper.setInnerHTML(sb.toSafeHtml().asString());
+
+                     }
+                   });
                Column<FileResource, ImageResource> status = new Column<FileResource, ImageResource>(new ImageResourceCell()) {
                  @Override
                  public ImageResource getValue(FileResource entity) {
@@ -297,8 +395,7 @@ public class FileList extends Composite {
                celltable.addColumn(new TextColumn<FileResource>() {
                        @Override
                        public String getValue(FileResource object) {
-                               // TODO Auto-generated method stub
-                               return object.getOwner();
+                               return GSS.get().findUserFullName(object.getOwner());
                        }                       
                },aheader = new SortableHeader("Owner"));
                allHeaders.add(aheader);
@@ -338,6 +435,7 @@ public class FileList extends Composite {
                },aheader = new SortableHeader("Last Modified"));
                allHeaders.add(aheader);
                aheader.setUpdater(new FileValueUpdater(aheader, "date"));
+               
                initWidget(celltable);
                setStyleName("gss-List");
                selectionModel = new MultiSelectionModel<FileResource>();
@@ -350,7 +448,7 @@ public class FileList extends Composite {
                         GSS.get().setCurrentSelection(getSelectedFiles().get(0));
                 else
                         GSS.get().setCurrentSelection(getSelectedFiles());
-                               contextMenu.setFiles(getSelectedFiles());
+                               //contextMenu.setFiles(getSelectedFiles());
              }
          };
          selectionModel.addSelectionChangeHandler(selectionHandler);
@@ -384,6 +482,37 @@ public class FileList extends Composite {
          return new ArrayList<FileResource>(selectionModel.getSelectedSet());
         }
        
+        private void initDragOperation(DragAndDropColumn<?, ?> column) {
+
+                   // retrieve draggableOptions on the column
+                   DraggableOptions draggableOptions = column.getDraggableOptions();
+                   // use template to construct the helper. The content of the div will be set
+                   // after
+                   draggableOptions.setHelper($(Templates.INSTANCE.outerHelper().asString()));
+                   //draggableOptions.setZIndex(100);
+                   // opacity of the helper
+                   draggableOptions.setAppendTo("body"); 
+                   //draggableOptions.setOpacity((float) 0.8);
+                   draggableOptions.setContainment("document");
+                   // cursor to use during the drag operation
+                   draggableOptions.setCursor(Cursor.MOVE);
+                   // set the revert option
+                   draggableOptions.setRevert(RevertOption.ON_INVALID_DROP);
+                   // prevents dragging when user click on the category drop-down list
+                   draggableOptions.setCancel("select");
+                   
+                   draggableOptions.setOnBeforeDragStart(new DragFunction() {
+                               
+                               @Override
+                               public void f(DragContext context) {
+                                        FileResource value = context.getDraggableData();
+                                    if(!selectionModel.isSelected(value)){
+                                       throw new StopDragException();
+                                     }
+                                       
+                               }
+                       });
+                 }
        
 
        @Override
@@ -433,19 +562,6 @@ public class FileList extends Composite {
                return DONE;
        }
 
-       
-
-       
-       /**
-        * Make the specified row look like selected or not, according to the
-        * <code>selected</code> flag.
-        *
-        * @param row
-        * @param selected
-        */
-       void styleRow(final int row, final boolean selected) {
-               
-       }
 
        /**
         * Update the display of the file list.
@@ -457,9 +573,10 @@ public class FileList extends Composite {
                        max = count;
                folderTotalSize = 0;
                
-               celltable.setRowCount(files.size());
-               celltable.setRowData(0,files);
-               celltable.redrawHeaders();
+               copyListAndContinue(files);
+               for(FileResource f : files){
+                       folderTotalSize += f.getContentLength();
+               }
                if (folderFileCount == 0) {
                        showingStats = "no files";
                } else if (folderFileCount < GSS.VISIBLE_FILE_COUNT) {
@@ -484,7 +601,9 @@ public class FileList extends Composite {
        private ImageResource getFileIcon(FileResource file) {
                String mimetype = file.getContentType();
                boolean shared = false;
-               Folders folders = GSS.get().getFolders();
+               //TODO: FETCH USER OF OTHER FOLDER ITEM
+               //if(GSS.get().getTreeView().getSelection()!=null && (GSS.get().getTreeView().getSelection() instanceof OtherUserResource || GSS.get().getTreeView().getSelection() instanceof OthersFolderResource))
+               /*Folders folders = GSS.get().getFolders();
                if(folders.getCurrent() != null && folders.isOthersSharedItem(folders.getCurrent())){
                        DnDTreeItem otherUser = (DnDTreeItem) folders.getUserOfSharedItem(folders.getCurrent());
                        if(otherUser==null)
@@ -497,7 +616,7 @@ public class FileList extends Composite {
                                        shared = file.isShared();
                        }
                }
-               else
+               else*/
                        shared = file.isShared();
                if (mimetype == null)
                        return shared ? images.documentShared() : images.document();
@@ -536,171 +655,17 @@ public class FileList extends Composite {
                GSS.get().getStatusPanel().updateCurrentlyShowing(showingStats);
        }
 
-       /**
-        * Adjust the height of the table by adding and removing rows as necessary.
-        *
-        * @param newHeight the new height to reach
-        */
-       //void resizeTableHeight(final int newHeight) {
-               /*GWT.log("Panel: " + newHeight + ", parent: " + table.getParent().getOffsetHeight(), null);
-               // Fill the rest with empty slots.
-               if (newHeight > table.getOffsetHeight())
-                       while (newHeight > table.getOffsetHeight()) {
-                               table.resizeRows(table.getRowCount() + 1);
-                               GWT.log("Table: " + table.getOffsetHeight() + ", rows: " + table.getRowCount(), null);
-                       }
-               else
-                       while (newHeight < table.getOffsetHeight()) {
-                               table.resizeRows(table.getRowCount() - 1);
-                               GWT.log("Table: " + table.getOffsetHeight() + ", rows: " + table.getRowCount(), null);
-                       }*/
-       //}
-
        public void updateFileCache(boolean updateSelectedFolder, final boolean clearSelection) {
                updateFileCache(updateSelectedFolder, clearSelection, null);
        }
 
        public void updateFileCache(boolean updateSelectedFolder, final boolean clearSelection, final String newFilename) {
-               if (!updateSelectedFolder && !GSS.get().getFolders().getCurrent().equals(GSS.get().getFolders().getTrashItem()))
-                       updateFileCache(clearSelection);
-               else if (GSS.get().getFolders().getCurrent() != null) {
-                       final DnDTreeItem folderItem = (DnDTreeItem) GSS.get().getFolders().getCurrent();
-                       if (folderItem.getFolderResource() != null) {
-                               if(GSS.get().getFolders().isFileItem(folderItem) || GSS.get().getFolders().isMySharedItem(folderItem)  || GSS.get().getFolders().isOthersSharedItem(folderItem) ){
-                               update(true);
-                               GetCommand<FolderResource> gf = new GetCommand<FolderResource>(FolderResource.class, folderItem.getFolderResource().getUri(),folderItem.getFolderResource()) {
-
-                                       @Override
-                                       public void onComplete() {
-                                               folderItem.setUserObject(getResult());
-                                                               if(GSS.get().getFolders().isFileItem(folderItem)){
-                                                       String[] filePaths = new String[folderItem.getFolderResource().getFilePaths().size()];
-                                                       int c=0;
-                                                       for(String fpath : folderItem.getFolderResource().getFilePaths()){
-                                                               filePaths[c] = fpath + "?" + Math.random();
-                                                               c++;
-                                                       }
-                                                       MultipleHeadCommand<FileResource> getFiles = new MultipleHeadCommand<FileResource>(FileResource.class, filePaths, folderItem.getFolderResource().getFileCache()){
-
-                                                               @Override
-                                                               public void onComplete(){
-                                                                       List<FileResource> result = getResult();
-                                                                       //remove random from path
-                                                                       for(FileResource r : result){
-                                                                               String p = r.getUri();
-                                                                               int indexOfQuestionMark = p.lastIndexOf('?');
-                                                                               if(indexOfQuestionMark>0)
-                                                                                       r.setUri(p.substring(0, indexOfQuestionMark));
-                                                                               GWT.log("FETCHED:"+r.getLastModifiedSince(), null);
-                                                                       }
-                                                                       folderItem.getFolderResource().setFiles(result);
-                                                                       folderItem.getFolderResource().setFilesExpanded(true);
-                                                                       updateFileCache(clearSelection, newFilename);
-                                                               }
-
-                                                               @Override
-                                                               public void onError(String p, Throwable throwable) {
-                                                                       if(throwable instanceof RestException)
-                                                                               GSS.get().displayError("Unable to retrieve file details:"+((RestException)throwable).getHttpStatusText());
-                                                               }
-
-                                                               @Override
-                                                               public void onError(Throwable t) {
-                                                                       GWT.log("", t);
-                                                                       GSS.get().displayError("Unable to fetch files for folder " + folderItem.getFolderResource().getName());
-                                                               }
-
-                                                       };
-                                                       DeferredCommand.addCommand(getFiles);
-                                               }
-                                               else
-                                                       updateFileCache(clearSelection, newFilename);
-                                       }
-
-                                       @Override
-                                       public void onError(Throwable t) {
-                                               GWT.log("", t);
-                                               GSS.get().displayError("Unable to fetch folder " + folderItem.getFolderResource().getName());
-                                       }
-                               };
-                               DeferredCommand.addCommand(gf);
-                               }
-                       }
-                       else if (folderItem.getTrashResource() != null) {
-                               GetCommand<TrashResource> gt = new GetCommand<TrashResource>(TrashResource.class, folderItem.getTrashResource().getUri(), null) {
-
-                                       @Override
-                                       public void onComplete() {
-                                               folderItem.setUserObject(getResult());
-                                               updateFileCache(clearSelection);
-                                       }
-
-                                       @Override
-                                       public void onError(Throwable t) {
-                                               if (t instanceof RestException && (((RestException) t).getHttpStatusCode() == 204 || ((RestException) t).getHttpStatusCode() == 1223)) {
-                                                       folderItem.setUserObject(new TrashResource(folderItem.getTrashResource().getUri()));
-                                                       updateFileCache(clearSelection);
-                                               } else {
-                                                       GWT.log("", t);
-                                                       GSS.get().displayError("Unable to fetch trash resource");
-                                               }
-                                       }
-                               };
-                               DeferredCommand.addCommand(gt);
-                       } else if (folderItem.getSharedResource() != null) {
-                               GetCommand<SharedResource> gt = new GetCommand<SharedResource>(SharedResource.class, folderItem.getSharedResource().getUri(), null) {
-
-                                       @Override
-                                       public void onComplete() {
-                                               folderItem.setUserObject(getResult());
-                                               for(FileResource r : folderItem.getSharedResource().getFiles()){
-                                                                       String p = r.getUri();
-                                                                       int indexOfQuestionMark = p.lastIndexOf('?');
-                                                                       if(indexOfQuestionMark>0)
-                                                                               r.setUri(p.substring(0, indexOfQuestionMark));
-                                                                       GWT.log("FETCHED:"+r.getLastModifiedSince(), null);
-                                                               }
-                                                               folderItem.getSharedResource().setFilesExpanded(true);
-                                                               updateFileCache(clearSelection, newFilename);
-                                               
-                                       }
-
-                                       @Override
-                                       public void onError(Throwable t) {
-                                               GWT.log("", t);
-                                               GSS.get().displayError("Unable to fetch My Shares resource");
-                                       }
-                               };
-                               DeferredCommand.addCommand(gt);
-                       } else if (folderItem.getOtherUserResource() != null) {
-                               GetCommand<OtherUserResource> gt = new GetCommand<OtherUserResource>(OtherUserResource.class, folderItem.getOtherUserResource().getUri(), null) {
-
-                                       @Override
-                                       public void onComplete() {
-                                               folderItem.setUserObject(getResult());
-                                               //updateFileCache(clearSelection, newFilename);
-                                               for(FileResource r : folderItem.getOtherUserResource().getFiles()){
-                                                                       String p = r.getUri();
-                                                                       int indexOfQuestionMark = p.lastIndexOf('?');
-                                                                       if(indexOfQuestionMark>0)
-                                                                               r.setUri(p.substring(0, indexOfQuestionMark));
-                                                                       GWT.log("FETCHED:"+r.getLastModifiedSince(), null);
-                                                               }
-                                                               folderItem.getOtherUserResource().setFilesExpanded(true);
-                                                               updateFileCache(clearSelection, newFilename);
-                                               
-                                       }
-
-                                       @Override
-                                       public void onError(Throwable t) {
-                                               GWT.log("", t);
-                                               GSS.get().displayError("Unable to fetch My Shares resource");
-                                       }
-                               };
-                               DeferredCommand.addCommand(gt);
-                       }
-               } else
+               if (!updateSelectedFolder && !GSS.get().getTreeView().getSelection().equals(GSS.get().getTreeView().getTrash()))
                        updateFileCache(clearSelection);
+               else if (GSS.get().getTreeView().getSelection() != null) {
+                       update(true);
+               }
+               updateFileCache(clearSelection);
        }
 
 
@@ -718,31 +683,24 @@ public class FileList extends Composite {
                if (clearSelection)
                        clearSelectedRows();
                startIndex = 0;
-               final TreeItem folderItem = GSS.get().getFolders().getCurrent();
+               final RestResource folderItem = GSS.get().getTreeView().getSelection();
                // Validation.
-               if (folderItem == null || GSS.get().getFolders().isOthersShared(folderItem)) {
+               if (folderItem == null || folderItem.equals(GSS.get().getTreeView().getOthers())) {
                        setFiles(new ArrayList<FileResource>());
                        update(true);
                        return;
                }
-               if (folderItem instanceof DnDTreeItem) {
-                       DnDTreeItem dnd = (DnDTreeItem) folderItem;
-                       if (dnd.getFolderResource() != null) {
-                               if (GSS.get().getFolders().isTrashItem(dnd))
-                                       setFiles(new ArrayList<FileResource>());
-                               else
-                                       setFiles(dnd.getFolderResource().getFiles());
-
-                       } else if (dnd.getTrashResource() != null)
-                               setFiles(dnd.getTrashResource().getFiles());
-                       else if (dnd.getSharedResource() != null)
-                               setFiles(dnd.getSharedResource().getFiles());
-                       else if (dnd.getOtherUserResource() != null)
-                               setFiles(dnd.getOtherUserResource().getFiles());
-                       else
-                               setFiles(dnd.getFolderResource().getFiles());
+               if (folderItem instanceof RestResourceWrapper) {
+                       setFiles(((RestResourceWrapper) folderItem).getResource().getFiles());
+                       update(true);
+               }
+               if (folderItem instanceof SharedResource) {
+                       setFiles(((SharedResource) folderItem).getFiles());
+                       update(true);
+               }
+               if (folderItem instanceof TrashResource) {
+                       setFiles(((TrashResource) folderItem).getFiles());
                        update(true);
-
                }
        }
 
@@ -750,12 +708,13 @@ public class FileList extends Composite {
         * Fill the file cache with data.
         */
        public void setFiles(final List<FileResource> _files) {
-               if (_files.size() > 0 && !GSS.get().getFolders().isTrash(GSS.get().getFolders().getCurrent())) {
+               if (_files.size() > 0 && ! (GSS.get().getTreeView().getSelection() instanceof TrashResource)) {
                        files = new ArrayList<FileResource>();
                        for (FileResource fres : _files)
                                if (!fres.isDeleted())
                                        files.add(fres);
-               } else
+               }
+               else
                        files = _files;
                Collections.sort(files, new Comparator<FileResource>() {
 
@@ -789,82 +748,20 @@ public class FileList extends Composite {
                while(it.hasNext()){
                        selectionModel.setSelected(it.next(),false);
                }
-               
-               /*for (int r : selectedRows) {
-                       int row = r - startIndex;
-                       styleRow(row, false);
-                       makeRowNotDraggable(row+1);
-               }
-               selectedRows.clear();
-               Object sel = GSS.get().getCurrentSelection();
-               if (sel instanceof FileResource || sel instanceof List)
-                       GSS.get().setCurrentSelection(null);
-               if(menuShowing != null && menuShowing.isShowing()){
-                       menuShowing.hide();
-                       menuShowing=null;
-               }*/
        }
 
        /**
         *
         */
        public void selectAllRows() {
-               /*clearSelectedRows();
-               int count = folderFileCount;
-               if (count == 0)
-                       return;
-               int max = startIndex + GSS.VISIBLE_FILE_COUNT;
-               if (max > count)
-                       max = count;
-               int i = 1;
-               for (; i < GSS.VISIBLE_FILE_COUNT + 1; ++i) {
-                       // Don't read past the end.
-                       // if (i > folderFileCount)
-                       // break;
-                       if (startIndex + i > folderFileCount)
-                               break;
-                       selectedRows.add(startIndex + i - 1);
-                       styleRow(i - 1, true);
-                       makeRowDraggable(i);
+               Iterator<FileResource> it = selectionModel.getSelectedSet().iterator();
+               while(it.hasNext()){
+                       selectionModel.setSelected(it.next(),true);
                }
-               GSS.get().setCurrentSelection(getSelectedFiles());
-               contextMenu.setFiles(getSelectedFiles());*/
-
 
-       }
 
-       private void makeRowDraggable(int row){
-       /*      int contextRow = getWidgetRow(contextMenu, table);
-               if (contextRow != -1)
-                       table.setWidget(contextRow, 0, getFileIcon(files.get(contextRow - 1)).createImage());
-               contextMenu.setWidget(new HTML(getFileIcon(files.get(row - 1)).getHTML()));
-               table.setWidget(row, 0, contextMenu);
-               //for(int i=1;i<table.getCellCount(row);i++)
-                       //GSS.get().getDragController().makeDraggable(table.getWidget(row, i));
-               table.setWidget(row, 1, new DnDSimpleFocusPanel(table.getWidget(row, 1)));
-               ((DnDSimpleFocusPanel)table.getWidget(row, 1)).setFiles(getSelectedFiles());
-               GSS.get().getDragController().makeDraggable(table.getWidget(row, 1));*/
        }
-       private void makeRowNotDraggable(int row){
-               /*if(table.getWidget(row, 1) instanceof DnDSimpleFocusPanel){
-                       ((DnDSimpleFocusPanel)table.getWidget(row, 1)).setFiles(null);
-                       GSS.get().getDragController().makeNotDraggable(table.getWidget(row, 1));
-                       table.setWidget(row, 1, new DnDSimpleFocusPanel(((DnDSimpleFocusPanel)table.getWidget(row, 1)).getWidget()));
 
-               }
-               */
-       }
-
-       private int getWidgetRow(Widget widget, Grid grid) {
-               /*for (int row = 0; row < grid.getRowCount(); row++)
-                       for (int col = 0; col < grid.getCellCount(row); col++) {
-                               Widget w = table.getWidget(row, col);
-                               if (w == widget)
-                                       return row;
-                       }*/
-               return -1;
-       }
-       
        
        private void sortFiles(final String sortingProperty, final boolean sortingType){
                Collections.sort(files, new Comparator<FileResource>() {
@@ -944,4 +841,101 @@ public class FileList extends Composite {
                }
                
        }
+       /**
+        * Creates a new ArrayList<FileResources> from the given files ArrayList 
+        * in order that the input files remain untouched 
+        * and continues to find user's full names of each FileResource element
+        * in the new ArrayList
+        *    
+        * @param filesInput
+        */
+       private void copyListAndContinue(List<FileResource> filesInput){
+               List<FileResource> copiedFiles = new ArrayList<FileResource>();         
+               for(FileResource file : filesInput) {
+                       copiedFiles.add(file);
+               }
+               handleFullNames(copiedFiles);
+       }
+       
+       /**
+        * Examines whether or not the user's full name exists in the 
+        * userFullNameMap in the GSS.java for every element of the input list.
+        * If the user's full name does not exist in the map then a command is being made.  
+        * 
+        * @param filesInput
+        */
+       private void handleFullNames(List<FileResource> filesInput){            
+               if(filesInput.size() == 0){
+                       showCellTable();
+                       return;
+               }               
+
+               if(GSS.get().findUserFullName(filesInput.get(0).getOwner()) == null){
+                       findFullNameAndUpdate(filesInput);              
+                       return;
+               }
+                               
+               if(filesInput.size() >= 1){
+                       filesInput.remove(filesInput.get(0));
+                       if(filesInput.isEmpty()){
+                               showCellTable();                                
+                       }else{
+                               handleFullNames(filesInput);
+                       }
+               }               
+       }
+       
+       /**
+        * Makes a command to search for full name from a given username. 
+        * Only after the completion of the command the celltable is shown
+        * or the search for the next full name continues.
+        *  
+        * @param filesInput
+        */
+       private void findFullNameAndUpdate(final List<FileResource> filesInput){                
+               String aUserName = filesInput.get(0).getOwner();
+               String path = GSS.get().getApiPath() + "users/" + aUserName; 
+
+               GetCommand<UserSearchResource> gg = new GetCommand<UserSearchResource>(UserSearchResource.class, path, false,null) {
+                       @Override
+                       public void onComplete() {
+                               final UserSearchResource result = getResult();
+                               for (UserResource user : result.getUsers()){
+                                       String username = user.getUsername();
+                                       String userFullName = user.getName();
+                                       GSS.get().putUserToMap(username, userFullName);
+                                       if(filesInput.size() >= 1){
+                                               filesInput.remove(filesInput.get(0));
+                                               if(filesInput.isEmpty()){
+                                                       showCellTable();
+                                               }else{
+                                                       handleFullNames(filesInput);
+                                               }                                                                                               
+                                       }                                                                       
+                               }
+                       }
+                       @Override
+                       public void onError(Throwable t) {
+                               GWT.log("", t);
+                               GSS.get().displayError("Unable to fetch user's full name from the given username " + filesInput.get(0).getOwner());
+                               if(filesInput.size() >= 1){
+                                       filesInput.remove(filesInput.get(0));
+                                       handleFullNames(filesInput);                                    
+                               }
+                       }
+               };
+               DeferredCommand.addCommand(gg);
+       
+       }
+       /**
+        * Shows the files in the cellTable 
+        */
+
+       private void showCellTable(){
+               celltable.setRowCount(files.size());
+               celltable.setRowData(0,files);
+               celltable.redrawHeaders();              
+       }
+
+       
 }