code.grnet.gr Git - pithos/blob - web_client/src/gr/grnet/pithos/web/client/commands/DeleteCommand.java

   1 /*
   2  * Copyright 2008, 2009 Electronic Business Systems Ltd.
   3  *
   4  * This file is part of GSS.
   5  *
   6  * GSS is free software: you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation, either version 3 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * GSS is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with GSS.  If not, see <http://www.gnu.org/licenses/>.
  18  */
  19 package gr.grnet.pithos.web.client.commands;
  20
  21 import gr.grnet.pithos.web.client.DeleteFileDialog;
  22 import gr.grnet.pithos.web.client.DeleteFolderDialog;
  23 import gr.grnet.pithos.web.client.DeleteGroupDialog;
  24 import gr.grnet.pithos.web.client.EditMenu.Images;
  25 import gr.grnet.pithos.web.client.GSS;
  26 import gr.grnet.pithos.web.client.rest.resource.FileResource;
  27 import gr.grnet.pithos.web.client.rest.resource.GroupResource;
  28 import gr.grnet.pithos.web.client.rest.resource.GroupUserResource;
  29 import gr.grnet.pithos.web.client.rest.resource.RestResourceWrapper;
  30
  31 import java.util.List;
  32
  33 import com.google.gwt.core.client.GWT;
  34 import com.google.gwt.user.client.Command;
  35 import com.google.gwt.user.client.ui.PopupPanel;
  36
  37
  38 /**
  39  * Delete selected object command
  40  * @author kman
  41  *
  42  */
  43 public class DeleteCommand implements Command{
  44         private PopupPanel containerPanel;
  45         final Images newImages;
  46
  47         /**
  48          * @param _containerPanel
  49          * @param _newImages the images of all the possible delete dialogs
  50          */
  51         public DeleteCommand( PopupPanel _containerPanel, final Images _newImages ){
  52                 containerPanel = _containerPanel;
  53                 newImages=_newImages;
  54         }
  55
  56         @Override
  57         public void execute() {
  58                 containerPanel.hide();
  59                 displayDelete();
  60         }
  61         /**
  62          * Display the delete dialog, according to the selected object.
  63          *
  64          *
  65          */
  66         void displayDelete() {
  67                 Object selection = GSS.get().getCurrentSelection();
  68                 if (selection == null)
  69                         return;
  70                 GWT.log("selection: " + selection.toString(), null);
  71                 if (selection instanceof RestResourceWrapper) {
  72                         DeleteFolderDialog dlg = new DeleteFolderDialog(newImages);
  73                         dlg.center();
  74                 } else if (selection instanceof FileResource || selection instanceof List) {
  75                         DeleteFileDialog dlg = new DeleteFileDialog(newImages);
  76                         dlg.center();
  77                 } else if (selection instanceof GroupUserResource) {
  78                         // TODO implement user deletion
  79                 } else if (selection instanceof GroupResource) {
  80                         DeleteGroupDialog dlg = new DeleteGroupDialog(newImages);
  81                         dlg.center();
  82                 }
  83         }
  84 }